CN113586658A

CN113586658A - Protective plastic plate and production method thereof

Info

Publication number: CN113586658A
Application number: CN202110877344.0A
Authority: CN
Inventors: 于会波
Original assignee: Sennapu Environmental Protection Materials Jiangsu Co ltd
Current assignee: Sennapu Environmental Protection Materials Jiangsu Co ltd
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2021-11-02
Anticipated expiration: 2041-07-31
Also published as: CN113586658B

Abstract

The invention discloses a protective plastic plate and a production method thereof, belonging to the technical field of plastic plates, the protective plastic plate can be deformed in a normal state by embedding a protective bag in the plastic plate, the influence on the original toughness of the plastic plate is almost negligible, and after severe impact, phase change fluid in the protective bag is hardened from soft to hard and absorbs and digests external impact, so that an embedded protective layer is formed, and the protective plastic plate returns to the original soft elastic flowing state after external force disappears, and an embedded pre-shedding column is utilized to assist the protective bag to bulge towards the center, so that the protective property is further improved, and the protective bag is reserved in the protective bag to assist in improving the strength in the normal state.

Description

Protective plastic plate and production method thereof

Technical Field

The invention relates to the technical field of plastic plates, in particular to a protective plastic plate and a production method thereof.

Background

Plastic plate: the plastic plate is made of plastic, which is a synthetic polymer compound and can freely change the shape and the style. The plastic is a material obtained by polymerizing monomer raw materials through synthesis or condensation reaction, and consists of synthetic resin and additives such as filler, plasticizer, stabilizer, lubricant, pigment and the like, and the main component of the plastic is the synthetic resin.

In the existing life, plastic products are very commonly applied and become an indispensable part; the plastic products provide convenience for people in many aspects of daily life by the advantages of low cost, simple manufacturing process, renewable and recyclable materials and the like, and gradually replace the original wooden products.

Plastics have rigidity and toughness owing to self characteristics concurrently, and wherein the rigidity still is not enough, leads to the protection nature of plastic slab to be relatively poor, and traditional enhancement means is through the mode that is embedded steel wire net, though can improve the intensity of plastic slab, but can lead to the pliability decline of plastic slab, very big restriction the application of plastic slab.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a protective plastic plate and a production method thereof, wherein the protective plastic plate can be deformed in a normal state by embedding a protective bag in the plastic plate, the influence on the original toughness of the plastic plate is almost negligible, after severe impact is applied, phase-change fluid in the protective bag is hardened from soft to hard, absorbs and digests external impact to form an embedded protective layer, returns to the original soft elastic flowing state after external force disappears, and uses an embedded pre-shedding column to assist the protective bag to bulge towards the center, so that the protective property is further improved, and the embedded pre-shedding column is reserved in the protective bag to assist in improving the strength in the normal state.

2. Technical scheme

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

The utility model provides a protection type plastic slab, includes the plastic plate body, the inside embedding of plastic plate body is connected with the protection bag, the protection bag is controlled a plurality of evenly distributed's of the equal fixedly connected with extension steel wire in both ends, the protection bag includes the outer bag body, be formed with a plurality of evenly distributed's the portion of caving in on the outer bag body, correspond from top to bottom fixedly connected with acts as go-between the portion of caving in, the post that drops in advance of a plurality of evenly distributed of outer bag body internal fixedly connected with, and drop the post in advance and distribute along vertical direction, the inboard packing of outer bag body has the phase transition fluid.

Further, the phase-change fluid adopts D3O material or P4U material, and D3O material and P4U material are in soft-elastic flowing state under normal state, and can be hardened rapidly after being impacted, absorb and digest external impact, and return to the original soft-elastic flowing state after the external force disappears.

Further, the post that drops in advance includes a pair of isolation pipe end, a pair of hot melt end and central spheroid, the hot melt end symmetry is connected in both ends about the spheroid of center, keep apart pipe end symmetry and keep away from the spheroidal one end in center in the hot melt end, and keep apart fixed connection between pipe end and the outer bag body, rely on the hot melt end to support the outer bag body under the normal condition, keep the shape that the outer bag body is bloated to the center, avoid appearing the phenomenon of collapsing under the extrusion of raw materials, and can melt the spheroidal free state of recovery center after being heated, the outer bag body can carry out slight deformation simultaneously in order to satisfy the toughness requirement of plastic plate body, and the central spheroid is stayed in the outer bag body in advance and can prevent its excessive deformation.

Furthermore, a heat conduction bag is fixedly connected between the isolation pipe end and the hot melting end, granular heat insulation materials are filled in the isolation pipe end, the heat conduction bag is isolated by the granular heat insulation materials in a normal state, cannot contact with the outer bag body to conduct heat transfer, deforms and extends to be in contact with the outer bag body after being attracted by a magnetic field, and then the heat conduction bag can transfer heat to conduct heating melting on the hot melting end.

Furthermore, the isolation pipe end and the central sphere are both made of hard materials, and the hot melting end is made of hot melting materials.

Further, the heat conduction bag includes outer heat conduction membrane, magnetism and inhales end and heat conduction fluid, heat conduction fluid fills in outer heat conduction membrane, magnetism is inhaled the end and is inlayed and connect in outer heat conduction membrane near the one end of keeping apart the pipe end, and outer heat conduction membrane can inhale the end and draw down deformation, and heat conduction fluid can cooperate the deformation of outer heat conduction membrane simultaneously to high-efficient transmission heat is to hot melt end department.

Further, the heat-conducting fluid is a mixture of heat-conducting oil and heat-conducting sand, and the mass ratio of the heat-conducting fluid to the heat-conducting sand is 1: 0.5.

Further, the outer bag body is from the edge to the central ascending thickness that is close to of department gradually increase, and maximum thickness is less than 1/2 of plastic plate body thickness, can effectively improve the intensity of plastic plate body center department, is difficult for appearing the fracture phenomenon.

Further, the protection bag is replaced by a plurality of protection strip bags and a plurality of elastic compression columns, and is a plurality of the protection strip bags are connected with each other, the elastic compression columns are symmetrically distributed at the joints between the protection strip bags, the phase-change fluid is filled in the inner sides of the protection strip bags, the protection strip bags are used for cutting the plastic plate body, and then the elastic compression columns are used for reinforcing the joints, so that a good protection effect can be achieved.

A production method of a protective plastic plate comprises the following steps:

s1, preparing a corresponding mould, and installing the protective bag on the inner side of the mould through the extension steel wire;

s2, melting and extruding the raw materials of the plastic plate body to the inner side of the mould through an extruder, and cooling and solidifying the molten material;

and S3, after the preliminary curing, applying external magnetic fields on the upper side and the lower side of the mold, and opening the mold after the complete curing and molding and taking out.

3. Advantageous effects

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

(1) the scheme can be realized by embedding the protective bag in the plastic plate body, the plastic plate body can deform in a normal state, the influence on the original toughness of the plastic plate body can be almost ignored, after the plastic plate body is severely impacted, the phase-change fluid in the protective bag is hardened from soft to hard, the external impact is absorbed and digested, the embedded protective layer is formed, the initial soft elastic flowing state of the protective bag is recovered after the external force disappears, the protective bag is bulged to the center by utilizing the embedded pre-falling column, the protective performance is further improved, the protective bag is reserved in the protective bag to assist in improving the strength in the normal state, and compared with the mode that a steel wire mesh is directly embedded in the plastic plate body in the prior art, the steel wire mesh embedded protective bag can improve the rigidity and the toughness simultaneously.

(2) The phase-change fluid adopts D3O material or P4U material, and the D3O material and the P4U material are in soft-elastic flowing state under normal state, and can be quickly hardened after being impacted, absorb and digest external impact, and return to the original soft-elastic flowing state after the external force disappears.

(3) The post that drops in advance includes a pair of isolation pipe end, a pair of hot melt end and central spheroid, hot melt end symmetric connection is both ends about the spheroid in center, keep apart pipe end symmetric connection and keep away from the spheroidal one end in center in hot melt end, and keep apart fixed connection between pipe end and the outer bag body, rely on the hot melt end to support the outer bag body under the normal condition, keep the shape that the outer bag body is bloated to the center, avoid appearing the phenomenon of collapsing under the extrusion of raw materials, and can melt the spheroidal free state of recovery center after being heated, the outer bag body can carry out slight deformation in order to satisfy the toughness requirement of plastic plate body simultaneously, and the central spheroid is stayed in the outer bag body in advance and can prevent its excessive deformation.

(4) Keep apart fixedly connected with heat conduction bag between pipe end and the hot melt end, keep apart pipe end intussuseption and be filled with granular thermal insulation material, heat conduction bag is kept apart by granular thermal insulation material under normal condition, can't contact outer bag body and carry out heat transfer, receives the magnetic field after it attracts deformation extend to with outer bag body contact, but the transferable heat heats the hot melt end and melts.

(5) The heat conduction bag includes outer heat conduction membrane, magnetism end and heat conduction fluid of inhaling, and heat conduction fluid fills in outer heat conduction membrane, and magnetism is inhaled the end and is inlayed and connect in the one end that outer heat conduction membrane is close to the isolation pipe end, and outer heat conduction membrane can be inhaled the end and is deformed under pulling, and heat conduction fluid can cooperate the deformation of outer heat conduction membrane simultaneously to high-efficient transmission heat is to hot melt end department.

(6) The protection bag is replaced by a plurality of protection strip bags and a plurality of elastic compression columns, and the elastic compression columns are connected with each other and are symmetrically distributed at the joints between the protection strip bags, the inner sides of the protection strip bags are filled with phase-change fluid, the plastic plate body is segmented by the protection strip bags, and then the elastic compression columns are used for reinforcing the joints, so that a good protection effect can be achieved.

Drawings

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

FIG. 2 is a schematic structural view of a protective bag in example 1 of the present invention;

FIG. 3 is a sectional view of a protective bag in accordance with example 1 of the present invention;

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

FIG. 5 is a schematic structural view of a pre-shedding bar according to the present invention;

FIG. 6 is a schematic view of the structure at B in FIG. 5;

FIG. 7 is a schematic structural view of a heat-conducting bag according to the present invention when deformed;

fig. 8 is a schematic structural diagram of embodiment 2 of the present invention.

The reference numbers in the figures illustrate:

the heat-conducting bag comprises a plastic plate body 1, a protective bag body 2, an outer bag body 21, an inner sunken part 22, a pull wire 23, a protective strip bag 24, an elastic pressing column 25, an extension steel wire 3, a pre-falling column 4, an isolation pipe end 41, a hot melting end 42, a central sphere 43, a heat-conducting bag 5, an outer heat-conducting film 51, a magnetic suction end 52 and a heat-conducting fluid 53.

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 specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a protective plastic plate comprises a plastic plate body 1, a protective bag 2 is embedded and connected inside the plastic plate body 1, a plurality of uniformly distributed extension steel wires 3 are fixedly connected to the left end and the right end of the protective bag 2, the protective bag 2 comprises an outer bag body 21, a plurality of uniformly distributed invagination portions 22 are formed on the outer bag body 21, pull wires 23 are fixedly connected between the up-and-down corresponding invagination portions 22, a plurality of uniformly distributed pre-falling columns 4 are fixedly connected to the inner end of the outer bag body 21, the pre-falling columns 4 are distributed in the vertical direction, and phase-change fluid is filled inside the outer bag body 21.

The phase-change fluid adopts D3O material or P4U material, and the D3O material and the P4U material are in soft-elastic flowing state under normal state, and can be quickly hardened after being impacted, absorb and digest external impact, and return to the original soft-elastic flowing state after the external force disappears.

Referring to fig. 5, the pre-shedding post 4 includes a pair of isolation tube ends 41, a pair of hot melting ends 42 and a central sphere 43, the hot melting ends 42 are symmetrically connected to the upper and lower ends of the central sphere 43, the isolation tube ends 41 are symmetrically connected to one end of the hot melting ends 42 away from the central sphere 43, and the isolation tube ends 41 are fixedly connected to the outer bag body 21, the outer bag body 21 is supported by the hot melting ends 42 in a normal state, the shape of the outer bag body 21 bulging toward the center is maintained, the collapse phenomenon under the extrusion of the raw materials is avoided, and the free state of the central sphere 43 can be melted and recovered after being heated, meanwhile, the outer bag body 21 can be slightly deformed to meet the toughness requirement of the plastic plate 1, and the central sphere 43 is reserved in the outer bag body 21 to prevent the excessive deformation.

Keep apart pipe end 41 and hot melt end 42 between fixedly connected with heat conduction bag 5, keep apart pipe end 41 intussuseption and be filled with granular thermal insulation material, heat conduction bag 5 is kept apart by granular thermal insulation material under normal condition, can't contact outer bag body 21 and carry out heat transfer, and it receives the magnetic field to attract the back deformation to extend to and outer bag body 21 contact, but the heat of transfer heats hot melt end 42 and heats the melting.

The isolating pipe end 41 and the central sphere 43 are made of hard materials, and the hot melting end 42 is made of hot melting materials.

Referring to fig. 6-7, the heat conduction bag 5 includes an outer heat conduction membrane 51, a magnetic attraction end 52 and a heat conduction fluid 53, the heat conduction fluid 53 is filled in the outer heat conduction membrane 51, the magnetic attraction end 52 is connected to one end of the outer heat conduction membrane 51 close to the isolation tube end 41 in an embedded manner, the outer heat conduction membrane 51 can deform under the traction of the magnetic attraction end 52, and meanwhile, the heat conduction fluid 53 can cooperate with the deformation of the outer heat conduction membrane 51 and efficiently transfer heat to the hot melting end 42.

The heat-conducting fluid 53 is a mixture of heat-conducting oil and heat-conducting sand, and the mass ratio is 1: 0.5.

The outer bag body 21 is gradually increased in thickness from the edge to the direction that the center is close to, and the maximum thickness is less than 1/2 of the thickness of the plastic plate body 1, so that the strength of the center of the plastic plate body 1 can be effectively improved, and the fracture phenomenon is not easy to occur.

Example 2:

referring to fig. 8, the protective bag 2 is replaced by a plurality of protective strip bags 24 and a plurality of elastic compression columns 25, the protective strip bags 24 are connected with each other, the elastic compression columns 25 are vertically and symmetrically distributed at the joints between the protective strip bags 24, the phase-change fluid is filled in the inner sides of the protective strip bags 24, the plastic plate 1 is divided by the protective strip bags 24, and then the joints are reinforced by the elastic compression columns 25, so that a good protective effect can be achieved.

Compared with embodiment 1, the production cost of the embodiment is lower, but the protection effect is lower than that of embodiment 1, and technicians can select the protection effect according to different use scenes.

s1, preparing a corresponding mould, and installing the protective bag 2 at the inner side of the mould through the extension steel wire 3;

s2, preparing a raw material of the plastic plate body 1, melting and extruding the raw material to the inner side of the mould through an extruder, and cooling and solidifying the molten material;

The invention can be deformed in a normal state by embedding the protective bag 2 in the plastic plate body 1, the influence on the original toughness of the plastic plate body 1 is almost negligible, after the plastic plate body is severely impacted, the phase-change fluid in the protective bag 2 is hardened from soft to hard, the external impact is absorbed and digested, so that an embedded protective layer is formed, the plastic plate body returns to the original soft elastic flowing state after the external force disappears, the embedded pre-shedding column 4 is utilized to assist the protective bag 2 to bulge towards the center, the protective performance is further improved, the protective bag 2 is reserved in the protective bag to assist in improving the strength in the normal state, and compared with the mode of directly embedding a steel wire mesh in the prior art, the invention can simultaneously improve the rigidity and the toughness.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a protection type plastic slab, includes plastic slab body (1), its characterized in that: the utility model discloses a plastic plate body, including plastic plate body (1), protection bag (2) inside is inlayed and is connected with protection bag (2), protection bag (2) are controlled the extension steel wire (3) of a plurality of evenly distributed of the equal fixedly connected with in both ends, protection bag (2) are including outer bag body (21), be formed with a plurality of evenly distributed's the portion of caving in (22) on the outer bag body (21), correspond from top to bottom fixedly connected with stay wire (23) between the portion of caving in (22), outer bag body (21) inner a plurality of evenly distributed's the post (4) that drops in advance, and drop post (4) along vertical direction distribution in advance, outer bag body (21) inboard packing has the phase transition fluid.

2. A protective plastic panel according to claim 1, characterized in that: the phase-change fluid adopts D3O material or P4U material.

3. A protective plastic panel according to claim 1, characterized in that: the pre-shedding column (4) comprises a pair of isolation pipe ends (41), a pair of hot melting ends (42) and a central sphere (43), wherein the hot melting ends (42) are symmetrically connected to the upper end and the lower end of the central sphere (43), the isolation pipe ends (41) are symmetrically connected to one ends, away from the central sphere (43), of the hot melting ends (42), and the isolation pipe ends (41) are fixedly connected with the outer bag body (21).

4. A protective plastic panel according to claim 3, characterized in that: a heat conduction bag (5) is fixedly connected between the isolation pipe end (41) and the hot melting end (42), and granular heat insulation materials are filled in the isolation pipe end (41).

5. A protective plastic panel according to claim 3, characterized in that: the isolating pipe end (41) and the central sphere (43) are both made of hard materials, and the hot melting end (42) is made of hot melting materials.

6. A protective plastic panel according to claim 4, characterized in that: the heat conduction bag (5) comprises an outer heat conduction film (51), a magnetic suction end (52) and heat conduction fluid (53), wherein the heat conduction fluid (53) is filled in the outer heat conduction film (51), and the magnetic suction end (52) is embedded and connected to one end, close to the isolation pipe end (41), of the outer heat conduction film (51).

7. A protective plastic panel according to claim 6, characterized in that: the heat-conducting fluid (53) is a mixture of heat-conducting oil and heat-conducting sand, and the mass ratio of the heat-conducting fluid to the heat-conducting sand is 1: 0.5.

8. A protective plastic panel according to claim 1, characterized in that: the thickness of the outer bag body (21) is gradually increased from the edge to the direction close to the center, and the maximum thickness is less than 1/2 of the thickness of the plastic plate body (1).

9. A protective plastic panel according to claim 1, characterized in that: the protective bags (2) are replaced by a plurality of protective strip bags (24) and a plurality of elastic compression columns (25), the protective strip bags (24) are connected with one another, the elastic compression columns (25) are vertically and symmetrically distributed at the connecting positions between the protective strip bags (24), and the inner sides of the protective strip bags (24) are also filled with phase-change fluid.

10. The method for producing a protective plastic plate according to claim 1, wherein: the method comprises the following steps:

s1, preparing a corresponding die, and installing the protective bag (2) on the inner side of the die through the extension steel wire (3);

s2, preparing a raw material of the plastic plate body (1), melting and extruding the raw material to the inner side of the mould through an extruder, and cooling and solidifying the molten material;