CN219214328U

CN219214328U - Glass fiber surface felt

Info

Publication number: CN219214328U
Application number: CN202320484847.6U
Authority: CN
Inventors: 董树琪
Original assignee: Shandong Oda Composite Materials Co ltd
Current assignee: Shandong Oda Composite Materials Co ltd
Priority date: 2023-03-14
Filing date: 2023-03-14
Publication date: 2023-06-20
Anticipated expiration: 2033-03-14

Abstract

The utility model relates to the technical field of surface felts, and discloses a glass fiber surface felt which comprises a second composite layer, a first composite layer, a base layer, a third composite layer, a fourth composite layer and a fifth composite layer which are arranged from top to bottom, wherein the base layer is adhered to the first composite layer positioned at the upper part and the second composite layer positioned at the lower part through glue, the first composite layer, the second composite layer, the third composite layer, the fourth composite layer and the fifth composite layer are connected through pressing, and reinforcing parts for improving the connection stability of the layers are arranged between the layers. According to the utility model, through the arranged reinforcing part, the warp yarns and the weft yarns, falling-off between two adjacent composite layers when being pulled is avoided, and the stability of connection between the adjacent composite layers is influenced.

Description

Glass fiber surface felt

Technical Field

The utility model relates to the technical field of veils, in particular to a glass fiber veil.

Background

The glass fiber surface felt is used as a gel coat layer reinforcing felt, is a fiber which is distributed in various directions, has softness, is suitable for angular, irregular shape and complex curved surfaces, is suitable for various composite material processes, can be quickly compatible with various resins of EP, VE, UP and PU, forms a resin-rich layer between fiber gaps, gives a smooth and flat surface, and effectively avoids fibrilia appearing on the formed surface and fiber lines hidden in the fiber.

When the existing veil material is produced, the veil material is formed into a whole through the connection combination of all layers, but after all layers are connected, when the layers are subjected to tensile force, the layers are easy to fall off under stress, and the connection stability among all layers is affected.

To this end, we propose a glass fiber surfacing mat.

Disclosure of Invention

The utility model mainly solves the technical problems existing in the prior art and provides a glass fiber surface felt.

In order to achieve the above purpose, the glass fiber surface felt adopts the following technical scheme that the glass fiber surface felt comprises a second composite layer, a first composite layer, a base layer, a third composite layer, a fourth composite layer and a fifth composite layer which are arranged from top to bottom, wherein the base layer is adhered to the first composite layer positioned at the upper part and the second composite layer positioned at the lower part through glue, the first composite layer, the second composite layer, the third composite layer, the fourth composite layer and the fifth composite layer are connected through pressing, reinforcing parts for improving the connection stability between the layers are arranged between the layers, the first composite layer is composed of an upper reinforcing layer and a tensile tension layer, the second composite layer is composed of a wear-resistant layer and a waterproof layer, the third composite layer is composed of a sound insulation layer and a reinforcing fiber layer, the fourth composite layer is composed of a flame retardant layer and a lower reinforcing layer, and the fifth composite layer is composed of an anti-corrosion layer and a primer layer.

Further, warp yarns and weft yarns are arranged in the base layer, and the base layer is formed by interweaving the warp yarns and the weft yarns.

Further, a placing groove, a transition groove and a reinforcing groove are arranged in the reinforcing part.

Further, the standing groove is arranged between two adjacent composite layers, the two ends of the standing groove are arc-shaped cylindrical, and an elastic block is arranged in the standing groove.

Further, the transition groove is arranged at two ends of the placing groove, and the transition groove is hemispherical, and the reinforcing groove is circumferentially arranged at one end of the transition groove far away from the placing groove.

Further, be provided with the fixed slot in the third complex layer, fixed slot inner wall fixedly connected with inhales the sound cotton.

Further, a plurality of sound absorbing grooves which are arranged in a matrix are formed in one end of the third composite layer, the sound absorbing grooves extend to the outer wall of the sound absorbing cotton, and a plurality of sound receiving holes which are arranged in a matrix are formed in the inner wall of the sound receiving holes of the sound absorbing cotton.

Advantageous effects

The utility model provides a glass fiber surfacing mat. The beneficial effects are as follows:

(1) This glass fiber surface felt, through the reinforcing part and warp and weft that set up, be provided with the elastic block in the reinforcing part on the standing groove between two adjacent composite layers, when receiving external stress on the surface felt, the elastic block extrusion in the standing groove is pressed to the stress this moment, the elastic block can get into in the transition groove through deformation and peg graft in the reinforcing groove on the transition groove, can cushion the stress that receives through elastic deformation and get into transition groove and reinforcing groove through deformation, avoid appearing droing when receiving the pulling between two adjacent composite layers, influence the stability of connecting between the adjacent composite layers.

(2) According to the glass fiber surface felt, the base layer is formed by interweaving the warp yarns and the weft yarns through the warp yarns and the weft yarns, so that the warp yarns and the weft yarns can be simultaneously pulled to resist the pulling force under the pulling force in one direction, and the tensile capacity of the surface felt is further improved.

(3) This glass fiber surfacing mat, through the sound groove that inhales that sets up, sound hole and inhale the sound cotton, when noise transmission to surfacing mat department, the noise can get into through the design of inhaling the sound groove this moment and inhale the sound downthehole, on the sound hole design and inhale the sound cotton to can inhale the sound cotton with noise dispersion transmission through a plurality of sound holes, inhale the sound cotton and absorb the noise, improve the sound insulation effect of surfacing mat.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic diagram of a base layer weave pattern according to the utility model;

fig. 4 is a detailed view of the third composite layer of the present utility model.

Legend description: 1. a base layer; 2. a first composite layer; 3. a second composite layer; 4. a third composite layer; 5. a fourth composite layer; 6. a fifth composite layer; 7. a placement groove; 8. a transition groove; 9. a reinforcing groove; 10. warp yarn; 11. weft yarns; 12. a sound absorption groove; 13. a radio hole; 14. sound absorbing cotton.

Detailed Description

Embodiment one: the glass fiber surfacing mat comprises a second composite layer 3, a first composite layer 2, a base layer 1, a third composite layer 4, a fourth composite layer 5 and a fifth composite layer 6 which are arranged from top to bottom, wherein the base layer 1 is adhered to the first composite layer 2 positioned at the upper part and the second composite layer 3 positioned at the lower part through glue, the first composite layer 2, the second composite layer 3, the third composite layer 4, the fourth composite layer 5 and the fifth composite layer 6 are connected through pressing, reinforcing parts for improving the connection stability between the layers are arranged between the layers, the first composite layer 2 is formed by an upper reinforcing layer and a tensile tension layer, the second composite layer 3 is formed by combining a wear-resistant layer and a waterproof layer, the third composite layer 4 is formed by combining a sound insulation layer and a reinforcing fiber layer, the fourth composite layer 5 is formed by combining a flame retardant layer and a lower reinforcing layer, and the fifth composite layer 6 is formed by combining a corrosion-resistant layer and a primer layer.

The warp threads 10 and the weft threads 11 are arranged in the base layer 1, and the base layer 1 is formed by interweaving the warp threads 10 and the weft threads 11.

The reinforcing part is internally provided with a placing groove 7, a transition groove 8 and a reinforcing groove 9.

The standing groove 7 is arranged between two adjacent composite layers, the two ends of the standing groove 7 are arc-shaped cylindrical, and an elastic block is arranged in the standing groove 7.

The transition grooves 8 are arranged at two ends of the placing groove 7, the transition grooves 8 are hemispherical, and the reinforcing grooves 9 are circumferentially arranged at one end, far away from the placing groove 7, of the transition grooves 8.

Through the reinforcing part and warp 10 and weft 11 that set up, be provided with the elastic block in the reinforcing part on standing groove 7 between two adjacent composite layers, when receiving external stress on the veil, the elastic block extrusion in the standing groove 7 is pressed to the stress this moment, the elastic block can get into in the transition groove 8 through deformation and peg graft in the reinforced groove 9 on the transition groove 8, can cushion the stress that receives and get into in transition groove 8 and the reinforced groove 9 through deformation through elastic deformation, avoid appearing droing when receiving the pulling between two adjacent composite layers, influence the stability of connecting between the adjacent composite layers.

Through the warp 10 and the weft 11 that set up, basic unit 1 is woven by warp 10 and weft 11 crisscross, thereby receive under the pulling force in a direction, warp 10 and weft 11 weave the effect and can draw a plurality of warp 10 and weft 11 jointly to resist the pulling force simultaneously, further improve the tensile ability of face mat.

Embodiment two: on the basis of the first embodiment, referring to fig. 4, the composite material comprises a second composite layer 3, a first composite layer 2, a base layer 1, a third composite layer 4, a fourth composite layer 5 and a fifth composite layer 6 which are arranged from top to bottom, wherein the base layer 1 is adhered to the first composite layer 2 positioned at the upper part and the second composite layer 3 positioned at the lower part through glue, the first composite layer 2, the second composite layer 3, the third composite layer 4, the fourth composite layer 5 and the fifth composite layer 6 are connected through pressing, reinforcing parts for improving the connection stability between the layers are arranged between the layers, the first composite layer 2 is composed of an upper reinforcing layer and a tensile tension layer, the second composite layer 3 is composed of a wear-resistant layer and a waterproof layer, the third composite layer 4 is composed of a sound insulation layer and a reinforcing fiber layer, the fourth composite layer 5 is composed of a flame-retardant layer and a lower reinforcing layer, and the fifth composite layer 6 is composed of a corrosion-resistant layer and a base adhesive layer.

A fixed groove is arranged in the third composite layer 4, and the inner wall of the fixed groove is fixedly connected with sound absorbing cotton 14.

One end of the third composite layer 4 is provided with a plurality of sound absorption grooves 12 which are arranged in a matrix, the sound absorption grooves 12 extend to the outer wall of the sound absorption cotton 14, and a plurality of sound absorption holes 13 which are arranged in a matrix are arranged at the inner wall of the sound absorption cotton 14 positioned in the sound absorption holes 13.

Through the sound-absorbing groove 12 that sets up, sound-absorbing hole 13 and inhale the sound cotton 14, when noise transfer to face felt department, the noise can get into sound-absorbing hole 13 through the design of sound-absorbing groove 12 this moment, and sound-absorbing hole 13 design is with inhale on the sound cotton 14 to can be through a plurality of sound-absorbing holes 13 with noise dispersion transfer to inhale in the sound cotton 14, absorb the noise through inhaling the sound cotton 14, improve the sound insulation effect of face felt.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a glass fiber surfacing mat, includes second composite layer (3), first composite layer (2), basic unit (1), third composite layer (4), fourth composite layer (5), fifth composite layer (6) that top-down arranged, its characterized in that: the base layer (1) is adhered to the first composite layer (2) located on the upper portion and the second composite layer (3) located on the lower portion through glue, the first composite layer (2), the second composite layer (3), the third composite layer (4), the fourth composite layer (5) and the fifth composite layer (6) are connected through pressing, reinforcing parts for improving connection stability between the layers are arranged between the layers, the first composite layer (2) is composed of an upper reinforcing layer and a tensile tension layer, the second composite layer (3) is composed of a wear-resisting layer and a waterproof layer, the third composite layer (4) is composed of a sound insulation layer and a reinforcing fiber layer, the fourth composite layer (5) is composed of a flame-retardant layer and a lower reinforcing layer, and the fifth composite layer (6) is composed of an anti-corrosion layer and a base adhesive layer.

2. The glass fiber surfacing mat according to claim 1, wherein: warp yarns (10) and weft yarns (11) are arranged in the base layer (1), and the base layer (1) is formed by interweaving the warp yarns (10) and the weft yarns (11).

3. The glass fiber surfacing mat according to claim 1, wherein: a placing groove (7), a transition groove (8) and a reinforcing groove (9) are arranged in the reinforcing part.

4. The glass fiber surfacing mat according to claim 3, wherein: the placing groove (7) is formed between two adjacent composite layers, the placing groove (7) is cylindrical, two ends of the placing groove are arc-shaped, and an elastic block is arranged in the placing groove (7).

5. The glass fiber surfacing mat according to claim 4, wherein: the transition groove (8) is arranged at two ends of the placing groove (7), the transition groove (8) is hemispherical, and the reinforcing groove (9) is circumferentially arranged at one end, far away from the placing groove (7), of the transition groove (8).

6. The glass fiber surfacing mat according to claim 1, wherein: a fixed groove is formed in the third composite layer (4), and sound absorbing cotton (14) is fixedly connected to the inner wall of the fixed groove.

7. The glass fiber surfacing mat according to claim 6, wherein: a plurality of sound absorption grooves (12) which are arranged in a matrix are formed in one end of the third composite layer (4), the sound absorption grooves (12) extend to the outer wall of the sound absorption cotton (14), and a plurality of sound absorption holes (13) which are arranged in a matrix are formed in the inner wall of the sound absorption cotton (14) located in the sound absorption holes (13).