CN209755789U - High-strength PA nylon master batch - Google Patents

Abstract

The utility model discloses a PA nylon master batch of high strength, including master batch basic unit and hollow groove and support bar, master batch basic unit's outer wall covers there is graphite alkene layer, and graphite alkene layer is fixed with fire-retardant layer outside, the outer wall of fire-retardant layer is provided with the shrinkage pool, and packs between fire-retardant layer and the graphite alkene layer and have the polyamide layer, the inside on polyamide layer is seted up to the hollow groove, and the both sides of hollow groove are provided with the dashpot, the inside and outside wall of dashpot has all covered the bamboo charcoal fiber layer, and installs the rubber post in the middle of the inside of dashpot, the constant head tank has been seted up at the middle part of rubber post, and the inside of constant head tank runs through there is the location strip, be fixed connection between the both ends of location strip and the dashpot, the both ends of rubber post are connected with elasticity anti-pressing. The high-strength PA nylon master batch is provided with the graphene layer, has good mechanical property, heat conduction property and processing property, and can play a role in nano reinforcement.

Description

High-strength PA nylon master batch

Technical Field

The utility model relates to a master batch technical field specifically is a PA nylon master batch of high strength.

Background

The master batch is composed of excessive chemical auxiliary agents, carrier resin and dispersing agents. The color masterbatch is an aggregate obtained by uniformly supporting an excessive amount of pigment (dye) in a resin. The PA nylon plastic is a fiber-used resin, has good comprehensive performance, certain flame retardance and easy processing, and is suitable for being filled with glass fibers and other fillers for reinforcement and modification.

The conventional master batch is generally low in structural strength and poor in external compression resistance, can not effectively buffer pressure from the outside and the upper and lower sides, can not effectively enhance the comprehensive performance of the master batch, and has defects in the aspects of heat resistance and flame retardance, so that a high-strength PA nylon master batch is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PA nylon master batch of high strength to solve the general structural strength of master batch that proposes in the above-mentioned background art lower, outside compressive property is relatively poor, can not effectively cushion the pressure that comes from outside and upper and lower both sides, and can not effectively strengthen the comprehensive properties of self, also have not enough problem in the aspect of heat-resisting fire-retardant.

In order to achieve the above object, the utility model provides a following technical scheme: a high-strength PA nylon master batch comprises a master batch base layer, a hollow groove and a supporting strip, wherein the outer wall of the master batch base layer is covered with a graphene layer, and the outermost part of the graphene layer is fixed with a flame-retardant layer, the outer wall of the flame-retardant layer is provided with concave holes, a polyamide layer is filled between the flame-retardant layer and the graphene layer, the hollow groove is arranged in the polyamide layer, buffer grooves are arranged at two sides of the hollow groove, bamboo charcoal fiber layers are covered on the inner wall and the outer wall of each buffer groove, and the middle of the interior of the buffer slot is provided with a rubber column, the middle part of the rubber column is provided with a positioning slot, and a positioning strip penetrates through the positioning groove, the two ends of the positioning strip are fixedly connected with the buffer groove, the two ends of the rubber column are connected with elastic compression resistant strips, and be the cementing between elasticity anti layering and the rubber column, the inside of cavity slot is pasted and is had the resistance to compression circle, the inside of resistance to compression circle is fixed in to the support bar.

Preferably, the shrinkage pool is the radial evenly distributed in fire-retardant layer's of annular outer wall, and the shrinkage pool is arc recess column structure.

preferably, be the symmetry form evenly distributed about the axis of master batch basic unit between the dashpot, and symmetrical about the axis of master batch basic unit between the cavity groove of dashpot both sides.

Preferably, the symmetry center of the positioning strip coincides with the symmetry center of the rubber column, and the positioning strip is matched with the positioning groove in size.

Preferably, the elastic compression-resistant strips are perpendicular to the outer wall of the rubber column, the elastic compression-resistant strips are equidistantly distributed on two sides of the rubber column, and the rubber column forms an elastic structure through the elastic compression-resistant strips.

Preferably, the supporting bars in the compression ring are in a cross structure, and the compression ring and the supporting bars are equidistantly distributed in the hollow groove.

Compared with the prior art, the beneficial effects of the utility model are that: the high-strength PA nylon master batch is provided with the graphene layer, has good mechanical property, heat conduction property and processability, can play a role in nano reinforcement, and the concave parts among the multiple groups of concave holes can form a buffer space so as to play a certain buffer effect, so that the convex parts of the outer wall can elastically displace towards the concave parts, thereby having certain deformation capacity, improving the tensile property and ductility of the master batch, and the bamboo charcoal fiber layer has an antibacterial and deodorant effect;

The elastic compression resistant strips can transmit pressure to the rubber columns, so that the elastic compression resistant strips which are uniformly distributed at equal intervals can play a uniform elastic buffering role, the positioning strips penetrate through the middle of the inside of the rubber columns and can fix the positions of the rubber columns to prevent the rubber columns from moving under pressure, and therefore the hollow grooves and the arrangement inside the hollow grooves can enhance the external compression resistance of the master batches;

The inner wall that the support bar can resist the clamping ring supports to prevent that the cavity groove from producing deformation, make the internal stability in cavity groove in improvement that equidistance distributes clamping ring and support bar can be even, consequently the buffer slot sets up the upper and lower side resistance to compression degree that can strengthen the master batch rather than inside structure.

drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the rubber column of the present invention;

fig. 4 is a schematic view of the internal structure of the hollow groove of the present invention.

In the figure: 1. a master batch base layer; 2. a graphene layer; 3. a flame retardant layer; 4. concave holes; 5. a polyamide layer; 6. a hollow groove; 7. a buffer tank; 8. a bamboo charcoal fiber layer; 9. a rubber column; 10. positioning a groove; 11. a positioning bar; 12. elastic compression resistant strips; 13. a compression resistant ring; 14. a support strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-strength PA nylon master batch comprises a master batch base layer 1, a graphene layer 2, a flame-retardant layer 3, concave holes 4, a polyamide layer 5, a hollow groove 6, a buffer groove 7, a bamboo charcoal fiber layer 8, a rubber column 9, a positioning groove 10, a positioning strip 11, an elastic compression-resistant strip 12, a compression-resistant ring 13 and a supporting strip 14, wherein the graphene layer 2 covers the outer wall of the master batch base layer 1, the flame-retardant layer 3 is fixed on the outermost part of the graphene layer 2, the concave holes 4 are formed in the outer wall of the flame-retardant layer 3, and the polyamide layer 5 is filled between the flame-retardant layer 3 and the graphene layer;

The concave holes 4 are annularly and radially and uniformly distributed on the outer wall of the flame-retardant layer 3, the concave holes 4 are of arc-shaped groove-shaped structures, the concave holes 4 are annularly and radially and uniformly distributed on the outer wall of the flame-retardant layer 3, so that buffer spaces can be formed by utilizing concave parts among the groups of concave holes 4, a certain buffer effect is achieved, the concave holes 4 are of arc-shaped groove-shaped structures, protruding parts can elastically displace towards the concave parts, certain deformation capacity is achieved, and the tensile strength and the ductility of master batches can be improved;

the hollow grooves 6 are formed in the polyamide layer 5, the buffer grooves 7 are arranged on two sides of each hollow groove 6, the buffer grooves 7 are symmetrically and uniformly distributed about the central axis of the master batch base layer 1, the hollow grooves 6 on two sides of each buffer groove 7 are symmetrical about the central axis of the master batch base layer 1, the internal structure of the symmetrically distributed buffer grooves 7 can enhance the compression resistance of the master batch on the upper side and the lower side, the symmetrically distributed hollow grooves 6, the rubber columns 9 and the elastic compression strips 12 in the symmetrically distributed hollow grooves can enhance the external compression resistance of the master batch, and the overall strength of the master batch can be enhanced through the matching of the buffer grooves 7 and the hollow grooves 6;

The inner wall and the outer wall of the buffer tank 7 are covered with bamboo charcoal fiber layers 8, a rubber column 9 is installed in the middle of the inner portion of the buffer tank 7, a positioning groove 10 is formed in the middle of the rubber column 9, a positioning strip 11 penetrates through the inner portion of the positioning groove 10, the symmetric center of the positioning strip 11 coincides with the symmetric center of the rubber column 9, the positioning strip 11 and the positioning groove 10 are identical in size, the symmetric center of the positioning strip 11 coincides with the symmetric center of the rubber column 9, so that the positioning strip 11 can penetrate through the middle of the inner portion of the rubber column 9 conveniently, the position of the rubber column 9 is fixed, and the positioning strip 11 and the positioning groove 10 are identical in size, so that the positioning strip 11 can be arranged in the positioning groove 10 in;

The two ends of the positioning strip 11 are fixedly connected with the buffer groove 7, the two ends of the rubber column 9 are connected with elastic compression resistant strips 12, the elastic compression resistant strips 12 are glued with the rubber column 9, the elastic compression resistant strips 12 are perpendicular to the outer wall of the rubber column 9, the elastic compression resistant strips 12 are equidistantly distributed on the two sides of the rubber column 9, the rubber column 9 forms an elastic structure through the elastic compression resistant strips 12, the elastic compression resistant strips 12 are perpendicular to the outer wall of the rubber column 9, so that the elastic compression resistant strips 12 can transmit pressure to the rubber column 9, the elastic compression resistant strips 12 are equidistantly distributed on the two sides of the rubber column 9, and the rubber column 9 forms an elastic structure through the elastic compression resistant strips 12, so that the elastic compression resistant strips 12 which are equidistantly and uniformly distributed can play a uniform elastic buffer role;

The inside of well hollow groove 6 is pasted and is had resistance to compression ring 13, support bar 14 is fixed in the inside of resistance to compression ring 13, be "ten" font cross structure between the support bar 14 of resistance to compression ring 13 inside, and resistance to compression ring 13 and the inside of support bar 14 equidistance distribution in well hollow groove 6, it makes the inner wall that support bar 14 can resist compression ring 13 to support to be "ten" font cross column structure between the support bar 14, thereby prevent that well hollow groove 6 from producing deformation, resistance to compression ring 13 and support bar 14 equidistance distribution make the improvement of well hollow groove 6 of resistance to compression ring 13 and support bar 14 can be even stability.

the working principle is as follows: to the PA nylon master batch of this kind of high strength at first in the in-process of using, in case when ambient pressure is great, the depressed part between the multiunit shrinkage pool 4 can form the buffering space, thereby play certain cushioning effect, make the bellying can be to the depressed part elastic displacement, thereby have certain deformability, can improve the tensile resistance and the ductility of master batch, and can coat the sulphonate dispersant at the inner wall of shrinkage pool 4, thereby to greasy, the acidic material keeps apart, play the function of increasing anti-soil, fire-retardant layer 3 can strengthen the fire behaviour of master batch when using, and can be high temperature resistant, graphite alkene layer 2 outside the master batch basic unit 1 has good mechanics, heat conduction and processing property simultaneously, can play the effect of nanometer reinforcing, and filled polyamide layer 5 is a macromolecule high polymer, it is tough, wear-resisting, self-lubricating, it is tough, it is strong, it is tough, it is high temperature to have, Wide application temperature range and other excellent characteristics;

when the master batch is externally pressed, the hollow groove 6, the rubber column 9 and the elastic compression resistant strips 12 in the hollow groove can enhance the external compression resistance of the master batch, so that the elastic compression resistant strips 12 can transmit pressure to the rubber column 9, and meanwhile, the elastic compression resistant strips 12 which are uniformly distributed at equal intervals can play a uniform elastic buffering role, and because the positioning strips 11 penetrate through the middle inside the rubber column 9 to fix the position of the rubber column 9, the rubber column 9 cannot move in the buffering compression resistance;

When the upper and lower side pressurized of master batch, 7 inner structure of dashpot can strengthen the upper and lower side compression resistance degree of master batch, it makes the inner wall that support bar 14 can resist clamping ring 13 to support to be "ten" font cross column structure between the support bar 14, thereby prevent that well chute 6 from producing deformation, consequently make the internal stability of well chute 6 in the improvement that clamping ring 13 and support bar 14 can be even, finally utilize the overall strength that the master batch can be strengthened in the cooperation of dashpot 7 and well chute 6, just so accomplish the use of the PA nylon master batch of whole high strength.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a PA nylon master batch of high strength, includes master batch basic unit (1) and cavity (6) and support bar (14), its characterized in that: the master batch is characterized in that the outer wall of the master batch base layer (1) is covered with a graphene layer (2), the outermost part of the graphene layer (2) is fixed with a flame-retardant layer (3), the outer wall of the flame-retardant layer (3) is provided with concave holes (4), a polyamide layer (5) is filled between the flame-retardant layer (3) and the graphene layer (2), the hollow groove (6) is arranged in the polyamide layer (5), buffer grooves (7) are arranged on two sides of the hollow groove (6), the inner wall and the outer wall of each buffer groove (7) are both covered with a bamboo charcoal fiber layer (8), a rubber column (9) is arranged in the middle of the inner part of each buffer groove (7), a positioning groove (10) is formed in the middle of each rubber column (9), positioning strips (11) penetrate through the inner parts of the positioning grooves (10), two ends of the positioning strips (11) are fixedly connected with the buffer grooves (7), two ends of each rubber column (9, and for cementing between elasticity anti layering (12) and rubber column (9), the inside of cavity slot (6) is pasted and is had crushing ring (13), support bar (14) are fixed in the inside of crushing ring (13).

2. The high strength PA nylon masterbatch of claim 1, wherein: shrinkage pool (4) are the radial evenly distributed in the outer wall on fire-retardant layer (3) of annular, and shrinkage pool (4) are arc recess column structure.

3. The high strength PA nylon masterbatch of claim 1, wherein: be symmetry form evenly distributed about the axis of master batch basic unit (1) between dashpot (7), and symmetrical about the axis of master batch basic unit (1) between cavity groove (6) of dashpot (7) both sides.

4. The high strength PA nylon masterbatch of claim 1, wherein: the symmetry center of the positioning strip (11) is superposed with the symmetry center of the rubber column (9), and the positioning strip (11) is matched with the positioning groove (10) in size.

5. the high strength PA nylon masterbatch of claim 1, wherein: elastic anti-pressing strips (12) are perpendicular to the outer wall of the rubber column (9), the elastic anti-pressing strips (12) are equidistantly distributed on two sides of the rubber column (9), and the rubber column (9) forms an elastic structure through the elastic anti-pressing strips (12).

6. The high strength PA nylon masterbatch of claim 1, wherein: the supporting bars (14) in the compression ring (13) are in a cross structure, and the compression ring (13) and the supporting bars (14) are equidistantly distributed in the hollow groove (6).