CN213228639U

CN213228639U - Magnesium base seat private cover

Info

Publication number: CN213228639U
Application number: CN202022053423.3U
Authority: CN
Inventors: 涂华斌; 严强
Original assignee: Amgain Shandong Magnesium Co ltd
Current assignee: Amgain Shandong Magnesium Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-18
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to a magnesium-based seat privacy cover, which comprises a privacy cover body, wherein an interior decorative film is pasted on the outer surface of the privacy cover body, and the interior decorative film sequentially consists of release paper, an adhesive layer, a PVC layer, an ink layer, a PMMA layer and a PVDF layer from inside to outside; the thickness ratio of the PVC layer to the ink layer to the PMMA layer to the PVDF layer is 10-12:1.5:2: 1. Compared with the prior art, after the inner decorative film of the upper cover is pasted on the privacy cover, the privacy cover has good environmental protection performance, and has good heat resistance, flame retardance, corrosion resistance, wear resistance and pollution resistance.

Description

Magnesium base seat private cover

Technical Field

The utility model relates to a train seat technical field especially relates to a magnesium base seat private cover.

Background

Magnesium-based light materials comprise magnesium alloy, and magnesium alloy of magnesium-based composite materials has been studied and applied for many years; the previous research mainly relates to the application of the material on the airplane, and the application of the magnesium alloy prepared by the pressure casting method on the automobile is the key point of research and development.

With the continuous improvement of privacy and confidentiality requirements of people, people have higher requirements on the privacy of business seats on trains, and have higher requirements on the functionality and the convenience of the business seats.

Commercial seat mostly all is equipped with the privacy cover, and the main use of privacy cover is the privacy of protection passenger, but the privacy cover of current mainly adopts glass steel integrative casting to form. In order to prolong the service life and improve the flame retardance of the private cover, the surface of the private cover is generally subjected to powder spraying and electroplating treatment, so that the production and preparation of the private cover need to take a long time, and the electroplating process and the powder spraying process are uneven, so that the situation that the local part of the private cover cannot be protected occurs, and the protection performance is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a magnesium base seat private cover that barrier propterty is good to not enough among the prior art.

The purpose of the utility model is realized through the following technical scheme: the application provides a magnesium-based seat privacy cover, which comprises a privacy cover body, wherein an interior trim film is attached to the outer surface of the privacy cover body, and the interior trim film sequentially consists of release paper, an adhesive layer, a PVC layer, an ink layer, a PMMA layer and a PVDF layer from inside to outside; the thickness ratio of the PVC layer to the ink layer to the PMMA layer to the PVDF layer is 10-12:1.5:2: 1.

Wherein, the ink layer is water-based ink.

Wherein, the adhesive layer is pressure-sensitive adhesive.

Wherein, the thickness of the PVDF layer is 0.015mm, the thickness of the PMMA layer is 0.03mm, the thickness of the printing ink layer is 0.0225mm, the thickness of the PVC layer is 0.15mm, and the thickness of the adhesive layer is 0.04 mm.

The privacy cover body comprises a back plate component and a handrail component, wherein the back plate component is provided with at least one connecting piece extending towards the handrail component, the handrail component is provided with a mounting hole for the connecting piece to be inserted into, and in an assembly state, each connecting piece is inserted into the handrail component and is detachably connected with the handrail component; the back plate component is formed by die casting or stamping of a magnesium-based material.

The backboard component comprises a rear backboard and a front backboard, and the rear backboard and the front backboard are fixedly connected in a welding or/and gluing mode.

Wherein, the connecting piece is equipped with two, and two connecting pieces are fixed mounting in the back of preceding backplate symmetrically.

Wherein, each connecting piece passes through welded mode fixed mounting at the back of preceding backplate, and each connecting piece all stretches out outside the backplate subassembly towards the tip of handrail subassembly.

The armrest component comprises a left armrest, a base connecting piece and a right armrest, the left armrest is fixedly connected with one end of the base connecting piece, and the other end of the base connecting piece is fixedly connected with the right armrest.

The left handrail comprises a left outer plate and a left inner plate, the left outer plate is detachably connected with the left inner plate, and the left outer plate and the left inner plate are both formed by die-casting or stamping magnesium-based materials; the right handrail comprises a right outer plate and a right inner plate, the right outer plate is detachably connected with the right inner plate, and the right outer plate and the right inner plate are both formed by die-casting or punching magnesium-based materials.

The utility model discloses a magnesium base seat private cover, cover one deck interior trim film through pasting outside private cover body, from interior to exterior is by releasing type paper in proper order, the gluing layer, the PVC layer, the printing ink layer, PMMA layer and PVDF layer are constituteed, the PVC layer can play fire-retardant effect, the stability of membrane in the reinforcing, the printing ink layer can increase the colour of membrane, PMMA layer and PVDF layer can prevent that the PVC layer from using for a long time and not decomposing and the embrittlement, improve the life of interior trim film, and the private cover of this application is pasted and is covered behind the upper cover interior trim film, good environmental protection can has, good heat resistance has, the fire resistance, corrosion resistance, wear resistance and resistant nature.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic structural view of the privacy mask in this embodiment.

Fig. 2 is a schematic structural view of the interior film in this embodiment.

FIG. 3 is an exploded view of the privacy cap of this embodiment.

Fig. 4 is an exploded view of the arm rest assembly and the back plate assembly of the present embodiment.

Reference numerals: backplate subassembly 1, postnotum 11, preceding backplate 12, ornamental strip 13, handrail component 2, the planking 21 of holding up a left side, the inner panel 22 is held up a left side, the planking 24 is held up a right side, the inner panel 23 is held up a right side, base connecting piece 25, connecting piece 3, mounting hole 31, fixture block 4, draw-in groove 41, release paper 51, gluing layer 52, PVC layer 53, printing ink layer 54, PMMA layer 55, PVDF layer 56.

Detailed Description

The invention will be further described with reference to the following examples.

The utility model discloses a concrete implementation mode of magnesium base seat private cover please see figure 1 and figure 2, and the private cover includes the private cover body, and the surface subsides of private cover body covers the interior trim membrane of one deck, and interior trim membrane comprises release paper 51, gluing layer 52, PVC layer 53, printing ink layer 54, PMMA layer 55 and PVDF layer 56 from interior to exterior in proper order. Through pasting outside secret cover body and covering one deck interior trim membrane, from interior to exterior is in proper order by from type paper 51, gluing layer 52, PVC layer 53, printing ink layer 54, PMMA layer 55 and PVDF layer 56 are constituteed, PVC layer 53 can play flame retardant efficiency, the stability of membrane in the reinforcing, printing ink layer 54 can increase the colour of membrane, PMMA layer 55 and PVDF layer 56 can prevent that PVC layer 53 from using for a long time and not decomposing and the embrittlement, improve the life of interior trim membrane, and after the secret cover of this embodiment is pasted and is covered the interior trim membrane, good environmental performance has, good heat resistance has, fire resistance, corrosion resistance, wearability and resistant dirt.

Preferably, the thickness ratio of the PVC layer 53, the ink layer 54, the PMMA layer 55 and the PVDF layer 56 is 10-12:1.5:2: 1. For example, the PVDF layer 56 is 0.015mm thick, the PMMA layer 55 is 0.03mm thick, the ink layer 54 is 0.0225mm thick, the PVC layer 53 is 0.15mm thick, and the adhesive layer 52 is 0.04mm thick. When the privacy cover is used, only the release paper 51 needs to be removed, and the decorative film is attached to the privacy cover body, so that the protection effect can be achieved.

In this embodiment, the ink layer 54 is a water-based ink, and is a water-based environment-friendly weather-resistant ink, which is free from solvent residue and precipitation, so that the product has no pungent odor and does not fade after long-term use.

In the present embodiment, the adhesive layer 52 is a pressure-sensitive adhesive, which can ensure a very high adhesion between the membrane and the plate, and the adhesion is not changed under high temperature and high humidity environment.

It should be noted that the PVC layer 53, the PMMA layer 55 and the PVDF layer 56 can be made of materials commonly used in the market, and particularly, materials commonly used for interior films on automobiles can be selected, which belongs to the prior art to those skilled in the art.

In the present embodiment, as shown in fig. 1 to 4, the privacy mask body includes a back panel assembly 1 and an armrest assembly 2.

Referring to fig. 1 and fig. 3, the backboard assembly 1 includes a backboard 11 and a backboard 12, and the backboard 11 is fixedly connected to the backboard 12. Specifically, the edge of the back plate 11 and the edge of the front back plate 12 may be fixedly connected by welding or/and gluing. The TS830 high-performance structural adhesive can be selected specifically, belongs to acrylate structural adhesive, has a volume mixing ratio of 10:1, and is high in strength after curing, good in adhesive layer toughness and peeling resistance, and particularly good in thermal strength. The adhesive has wide adhesive base materials and high curing speed, can be initially cured within 12-16 minutes at room temperature, can reach 80% of the final strength within 30 minutes, and is suitable for adhesion of various materials. In order to ensure the bonding strength between the back panel 11 and the front panel 12, the two panels may be sealed by welding.

In this embodiment, in order to avoid the rear back panel 11 and the front back panel 12 from scratching passengers, the back panel assembly 1 is further provided with a decorative strip 13, the decorative strip 13 is provided with a groove, and the top end portion of the front back panel 12 and the top end portion of the rear back panel 11 are inserted into the groove, so that the protective effect can be achieved.

Because there is the cavity position in privacy cover's backplate subassembly 1, there is the vibration noise risk, and back under the condition that satisfies structural performance requirement, the thick board of postnotum 11 and the thick board of preceding backplate 12 are 1.2mm and 0.8mm respectively, and the filler can adopt the PET foam to fill between postnotum 11 and the preceding backplate 12. The environment-friendly backboard component has good environmental protection performance, can be recycled, has good heat resistance, mechanical strength and shear resistance, can bear 100 ℃ for a long time, and greatly improves the noise reduction performance of the backboard component after the backboard component 1 is filled, thereby eliminating noise.

Referring to fig. 3 and 4, in the present embodiment, the back plate assembly 1 is provided with a plurality of connecting members 3 extending toward the armrest assembly 2, and the armrest assembly 2 is provided with mounting holes 31 for inserting the connecting members 3. Two connecting pieces 3 are arranged, the two connecting pieces 3 are symmetrically and fixedly arranged on the back face of the front back plate 12, the load borne by the back plate can be effectively and uniformly distributed on the handrail component 2 through the symmetrical arrangement, and the connection strength of the back plate component 1 and the handrail component 2 is improved. In the assembled state, each connecting element 3 is inserted into the armrest assembly 2 and detachably connected to the armrest assembly 2. The concrete connection of dismantling can be through setting up a screw hole in handrail component 2, and connecting piece 3 can realize the rigid coupling installation through screw and handrail component 2. Backplate subassembly 1 and handrail subassembly 2 carry out fixed assembly through connecting piece 3, have replaced in the past private cover integrated into one piece's connection structure, have improved the production technology of private cover in the past, have further reduced the weight of private cover, the maintenance or the change of the private cover of more being convenient for.

In order to further improve the connection strength between the connecting members 3 and the back plate assembly 1, each connecting member 3 is fixedly mounted on the back surface of the front back plate 12 by welding, and the end of each connecting member 3 facing the armrest assembly 2 extends out of the back plate assembly 1.

In order to further improve the connection strength between the back plate assembly 1 and the armrest assembly 2, a first clamping portion is formed at the bottom of the back plate assembly 1, and a second clamping portion matched with the first clamping portion in a clamping manner is formed on the armrest assembly 2. Preferably, the first catch is a latch 4 formed at the bottom of the front back plate 12. The second retaining part is a retaining groove 41 formed on the armrest assembly 2.

In the present embodiment, the armrest assembly 2 includes a left armrest, a base connecting member 25, and a right armrest, wherein the left armrest is fixedly connected to one end of the base connecting member 25, and the other end of the base connecting member 25 is fixedly connected to the right armrest. The left handrail comprises a left outer plate 21 and a left inner plate 22, the left outer plate 21 is detachably connected with the left inner plate, and the left outer plate 21 and the left inner plate 22 are both formed by die-casting or punching magnesium-based materials. The right handrail comprises a right outer plate 24 and a right inner plate 23, the right outer plate 24 is detachably connected with the right inner plate, and the right outer plate 24 and the right inner plate 23 are both formed by die-casting or punching magnesium-based materials.

The backboard component 1 is formed by die casting or stamping magnesium-based materials as a modification. In this embodiment, the back plate assembly 1 and the armrest assembly 2 can be formed by die-casting or stamping magnesium-based materials, which can effectively reduce the overall structural weight of the privacy mask, from 38kg, which is the weight of the original fiberglass reinforced plastic material, to 24kg, which is the weight of the magnesium-based material, and the back plate assembly 1 made of the magnesium-based material has a static strength about 20% higher than that of the original fiberglass reinforced plastic material, and in addition, the new magnesium-based material has obvious advantages in fire protection and environmental protection performance, and the content of the new magnesium-based material, particularly the Total Volatile Organic Compound (TVOC) is controlled to 0.2mg/m relative to the fiberglass reinforced plastic³The following.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A magnesium-based seat privacy cover is characterized in that: the privacy mask comprises a privacy mask body, wherein an inner decoration film is pasted on the outer surface of the privacy mask body and sequentially consists of release paper, an adhesive layer, a PVC (polyvinyl chloride) layer, an ink layer, a PMMA (polymethyl methacrylate) layer and a PVDF (polyvinylidene fluoride) layer from inside to outside; the thickness ratio of the PVC layer to the ink layer to the PMMA layer to the PVDF layer is 10-12:1.5:2: 1.

2. The magnesium-based seat privacy cover of claim 1, wherein: the ink layer is water-based ink.

3. The magnesium-based seat privacy cover of claim 1, wherein: the adhesive layer is pressure-sensitive adhesive.

4. The magnesium-based seat privacy cover of claim 1, wherein: the PVDF layer thickness is 0.015mm, the PMMA layer thickness is 0.03mm, the printing ink layer thickness is 0.0225mm, the PVC layer thickness is 0.15mm, the gluing layer thickness is 0.04 mm.

5. The magnesium-based seat privacy cover of any one of claims 1-4, wherein: the privacy cover body comprises a back plate component and an armrest component, the back plate component is provided with at least one connecting piece extending towards the armrest component, the armrest component is provided with a mounting hole for inserting the connecting piece, and in an assembly state, each connecting piece is inserted into the armrest component and is detachably connected with the armrest component; the back plate component is formed by die-casting or stamping magnesium-based materials.

6. The magnesium-based seat privacy cover of claim 5, wherein: the back plate assembly comprises a back plate and a front plate, and the back plate is fixedly connected with the front plate.

7. The magnesium-based seat privacy cover of claim 6, wherein: the two connecting pieces are symmetrically and fixedly arranged on the back face of the front back plate.

8. The magnesium-based seat privacy cover of claim 7, wherein: each connecting piece is fixedly arranged on the back surface of the front back plate in a welding mode, and the end part of each connecting piece facing the handrail assembly extends out of the back plate assembly.

9. The magnesium-based seat privacy cover of claim 5, wherein: the handrail component comprises a left handrail, a base connecting piece and a right handrail, the left handrail is fixedly connected with one end part of the base connecting piece, and the other end part of the base connecting piece is fixedly connected with the right handrail.

10. The magnesium-based seat privacy cover of claim 9, wherein: the left handrail comprises a left outer plate and a left inner plate, the left outer plate is detachably connected with the left inner plate, and the left outer plate and the left inner plate are both formed by die-casting or stamping magnesium-based materials; the right handrail comprises a right outer plate and a right inner plate, the right outer plate is detachably connected with the right inner plate, and the right outer plate and the right inner plate are both formed by die-casting or punching magnesium-based materials.