CN214308383U

CN214308383U - Bullet-proof armored honeycomb sound-insulation composite board with novel structure for rear wall of motor car cab

Info

Publication number: CN214308383U
Application number: CN202022673554.1U
Authority: CN
Inventors: 毕唔玮; 常月; 韩守利
Original assignee: Changchun Weiao Rail Transit Technology Co ltd
Current assignee: Changchun Weiao Rail Transit Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-09-28
Anticipated expiration: 2030-11-18

Abstract

The technical scheme of the utility model discloses a bullet train cab back wall bulletproof armor honeycomb sound insulation composite board with a novel structure, the bullet train cab back wall bulletproof armor honeycomb sound insulation composite board with the novel structure, the upper layer structure comprises a fireproof plate, a sound insulation felt and a bulletproof steel plate, the middle layer structure comprises a sound insulation felt, a prepreg and a veneer frame, the veneer frame is filled with a paper honeycomb structure, the prepreg and a thick sound insulation felt, and the lower layer structure comprises an aluminum plate and a fireproof plate; the periphery of the middle layer structure is fixed through an aluminum profile frame; the upper layer structure, the middle layer structure and the lower layer structure are bonded through an adhesive; the outer edge of the bulletproof steel plate is provided with a connecting hole, and the bulletproof steel plate is riveted on the aluminum profile frame through the connecting hole; fireproof adhesive tapes are bonded on the peripheries of the upper layer structure, the lower layer structure and the aluminum profile frame; an inspection door is arranged in the middle of the lower parts of the upper layer structure, the middle layer structure and the lower layer structure; the effects of explosion prevention, sound insulation, long service life, convenient maintenance and environmental protection are realized.

Description

Bullet-proof armored honeycomb sound-insulation composite board with novel structure for rear wall of motor car cab

Technical Field

The utility model relates to a rail vehicle is with interior equipment technical field, concretely relates to bullet train cab back wall bulletproof armored honeycomb sound insulation composite sheet of novel structure.

Background

The rear wall of the motor car cab is a partition wall between the cab and a sightseeing area, and not only needs to consider the attractiveness of the sightseeing area, but also needs to enable the cab to have the functions of fire prevention, sound insulation, riot prevention and the like, so that a motor car driver is prevented from being interfered by the outside in the driving process. The design of the existing cab rear wall usually adopts the design of sound insulation, shock absorption or fire prevention, but the sound insulation and explosion prevention effects are poor. The patent CN 110539759A discloses a bullet-proof partition wall of a motor train unit, wherein an inner sound-insulating pad and an inner fireproof plate are arranged on the inner side of a main body of a bullet-proof armor plate from inside to outside, an outer sound-insulating pad is attached to the outer side of the main body of the bullet-proof armor plate, and a honeycomb plate is attached to the outer side of the outer sound-insulating pad, so that bullet-proof and sound-insulating capabilities of the partition wall are realized; but need guarantee its bearing capacity through aluminium honeycomb composite sheet, aluminium honeycomb panel's production technology probably influences its intensity and life-span, and the function that gives sound insulation is relatively poor, is unfavorable for overhauing and maintaining. Therefore, a rear wall panel which is explosion-proof, sound-proof, long in service life, convenient to maintain and environment-friendly needs to be researched.

SUMMERY OF THE UTILITY MODEL

In order to solve the prior technical problem, the utility model provides a bullet train cab rear wall bulletproof armored honeycomb sound insulation composite sheet of novel structure, compound through 10 layers of structure, cooperate with aluminum section bar frame and fire prevention adhesive tape, and set up the inspection door, realize explosion-proof, give sound insulation, long service life, be convenient for the effect of maintenance, environmental protection.

The technical scheme of the utility model is that: a bullet-proof armored honeycomb sound-insulation composite board with a novel structure for a rear wall of a motor car cab comprises an upper layer structure, a middle layer structure, a lower layer structure, an aluminum profile frame, a fireproof adhesive tape and an inspection door, wherein the upper layer structure sequentially comprises a fireproof board, a sound-insulation felt and a bullet-proof steel plate from top to bottom; the periphery of the middle layer structure is fixed through an aluminum profile frame; the upper layer structure, the middle layer structure and the lower layer structure are bonded through an adhesive to form a composite structure; the outer edge of the bulletproof steel plate is provided with a connecting hole, and the bulletproof steel plate is riveted on the aluminum profile frame through the connecting hole; fireproof adhesive tapes are bonded on the peripheries of the upper layer structure, the lower layer structure and the aluminum profile frame; and an inspection door is arranged in the middle of the lower parts of the upper layer structure, the middle layer structure and the lower layer structure.

Further, the thickness of the bullet-proof armored honeycomb sound insulation composite plate with the novel structure for the rear wall of the motor car cab is 28-32 mm.

Further, the thickness of the fireproof plate is 0.9-1.2 mm, the thickness of the sound-proof felt is 0.7-0.9 mm, the thickness of the bulletproof steel plate is 2-3 mm, the thickness of the prepreg is 0.5-0.7 mm, the thickness of the paper honeycomb structure filled in the plywood frame is 15-18 mm, the thickness of the thick sound-proof felt is 4-6 mm, and the thickness of the aluminum plate is 0.8-1.2 mm.

Further, the thickness of bullet-proof armored honeycomb sound-insulation composite board of the rear wall of the motor car cab with the novel structure is 30.2mm, wherein the thickness of the fireproof board is 1mm, the thickness of the sound-insulation felt is 0.8mm, the thickness of the bullet-proof steel board is 2.5mm, the thickness of the prepreg is 0.6mm, the thickness of the paper honeycomb structure filled in the plywood frame is 16.9mm, the thickness of the thick sound-insulation felt is 5mm, and the thickness of the aluminum plate is 1 mm.

Furthermore, install spacing seat and trunk hook on the inspection door, spacing seat sets up the upside at the inspection door, and the trunk hook sets up at spacing seat downside, and spacing seat and trunk hook pass through wire rope and connect. The limiting seat and the nose hook can prevent the accident that the hinge of the inspection door is damaged due to the overlarge opening angle in the state that the inspection door is opened, so that the inspection door is protected.

Furthermore, the inspection door is a double-door structure, each door is provided with 1 limiting seat and an elephant nose hook, and the inspection door is the same as the composite structure of the upper-layer structure, the middle-layer structure and the lower-layer structure.

Further, pack paper honeycomb structure in the veneer sheet frame and include the veneer sheet frame structure and the inside paper honeycomb structure of outside, the veneer sheet frame structure is type concave font structure, and paper honeycomb structure fills in the recess of veneer sheet frame structure, and veneer sheet frame structure bonds through the adhesive with paper honeycomb structure.

Furthermore, the upper part of the inner side of the paper honeycomb structure is provided with a rectangular clamping groove, and the inner side of the veneer sheet frame structure is provided with a protrusion matched with the clamping groove.

Further, the outer ends of the upper layer structure, the middle layer structure, the lower layer structure, the aluminum section frame and the fireproof adhesive tape are provided with rectangular grooves. The outer ends of the upper layer structure, the middle layer structure, the lower layer structure, the aluminum profile frame and the fireproof adhesive tape are connected with the vehicle body, the rectangular groove can be arranged to avoid vehicle body obstacles, walk lines and the like, and the composite board is convenient to install.

The utility model discloses a bullet train cab back wall bulletproof armored honeycomb sound insulation composite board of novel structure, during the installation, carve PLASTIC LAMINATED, deadening felt, armor plate, preimpregnation material, veneer sheet frame structure, paper honeycomb structure, thick deadening felt and aluminum plate 8 kinds of materials altogether according to predetermined shape earlier, accomplish the preparation of material, after the material is prepared to accomplish, carry out the composite process of composite sheet. Placing the fireproof plate, the sound insulation felt and the bulletproof steel plate in sequence from top to bottom, and bonding the fireproof plate, the sound insulation felt and the bulletproof steel plate through an adhesive to prepare an upper layer structure; placing the aluminum plate and the fireproof plate in the order from top to bottom, and bonding the aluminum plate and the fireproof plate through an adhesive to prepare a lower layer structure; filling a paper honeycomb structure in a groove of a veneer sheet frame structure, bonding the paper honeycomb structure through an adhesive to form a veneer sheet frame filled paper honeycomb structure, sequentially filling a sound-proof felt, a prepreg and a thick sound-proof felt in the aluminum profile frame from top to bottom, bonding the paper honeycomb structure, the prepreg and the thick sound-proof felt through the adhesive, placing an upper layer structure on the upper layer, and riveting a bulletproof steel plate on the aluminum profile frame through a connecting hole; placing a lower layer structure on the lower layer, and bonding the lower layer structure through an adhesive to form a composite structure; and finally, adhering fireproof adhesive tapes around the composite structure to complete the assembly of the composite board.

Before the upper layer structure and the middle layer structure are bonded, the bulletproof steel plate is riveted on the aluminum profile frame through the connecting hole, so that the structure is more stable during integral compounding, and the bulletproof performance of the bulletproof steel plate is not changed. The fireproof adhesive tapes are bonded around the composite structure, so that when the composite board is connected with the rail passenger car body, the friction force can be reduced while the car body is protected, and if a fire disaster occurs in the car body, the fire can be prevented from spreading within 15 min. The inspection door is arranged in the middle of the lower parts of the upper layer structure, the middle layer structure and the lower layer structure, the structure of the inspection door is the same as the composite structure of the upper layer structure, the middle layer structure and the lower layer structure, and the arrangement of the inspection door is convenient for the overhaul, maintenance and replacement of seats, electric devices and the like in the cab; the inspection door is provided with the limiting seat and the trunk hook, so that the inspection door can be protected in the state that the inspection door is opened, and the accident that the inspection door is folded due to overlarge opening angle of the inspection door and damage can not be caused. The bulletproof armored honeycomb sound insulation composite board ensures good sound insulation effect through 2 layers of sound insulation felt and 1 layer of rear sound insulation felt; the plywood frame structure enhances the strength of the paper honeycomb structure, reduces the use of complex honeycomb structures, and simultaneously increases the stability of the structure, and the middle layer structure is matched with the aluminum profile frame, so that the strength of the overall structure of the composite board is further improved, and the stability of the structure is increased; aluminum plate can strengthen composite sheet overall structure's stability, and the material is simple, need not to carry out complicated processing, has avoided the influence of course of working to the performance of structure.

Adopt above-mentioned technical scheme, the utility model discloses the beneficial effect who realizes as follows:

(1) the utility model discloses a shellproof armor honeycomb sound insulation composite sheet passes through 10 layers of structure complex to and with aluminium alloy frame and fire prevention adhesive tape cooperation, the various materials of use are all wear-resisting, moisture resistance, resistant mould, the environmental protection, the non-metallic material of adoption all has good fire behaviour, shellproof armor honeycomb sound insulation composite sheet can resist unauthorized person's violent invasion, can bear 360J's impact, and give sound insulation, shellproof, prevent fires, superior performance, protection automobile body that can be better and protection railway vehicle driver.

(2) The utility model discloses a shellproof armoured honeycomb sound insulation composite sheet is convenient for self overhaul, is maintained and is changed, and simple structure, be convenient for equipment and dismantlement.

(3) High structural strength, stable structure, and simple and beautiful appearance.

Drawings

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

fig. 2 is a rear view of the present invention;

FIG. 3 is a schematic structural view of a plywood frame with a paper honeycomb structure filled therein;

fig. 4 is a schematic structural view of an aluminum profile frame and a fireproof adhesive tape.

In the figure, a fireproof plate 1, a sound insulation felt 2, a bulletproof steel plate 3, a prepreg 4, a plywood frame filled with a paper honeycomb structure 5, a thick sound insulation felt 6, an aluminum plate 7, an aluminum profile frame 8, a connecting hole 9, a fireproof adhesive tape 10, an inspection door 11, a limiting seat 12, a trunk hook 13, a plywood frame structure 14, a paper honeycomb structure 15, a clamping groove 16, a protrusion 17 and a rectangular groove 18.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Example 1

Referring to fig. 1-4, the bullet-proof armored honeycomb sound-insulation composite board with the novel structure for the rear wall of the motor car cab comprises an upper layer structure, a middle layer structure, a lower layer structure, an aluminum profile frame 8, a fireproof adhesive tape 10 and an inspection door 11, wherein the upper layer structure sequentially comprises a fireproof board 1, a sound-insulation felt 2 and a bulletproof steel plate 3 from top to bottom, the middle layer structure sequentially comprises the sound-insulation felt 2, a prepreg 4 and a paper honeycomb structure 5 filled in the veneer frame, the prepreg 4 and a thick sound-insulation felt 6 from top to bottom, and the lower layer structure comprises an aluminum plate 7 on the upper side and a fireproof board 1 on the lower side; the periphery of the middle layer structure is fixed through an aluminum profile frame 8; the upper layer structure, the middle layer structure and the lower layer structure are bonded through an adhesive to form a composite structure; the outer edge of the bulletproof steel plate 3 is provided with a connecting hole 9, and the bulletproof steel plate 3 is riveted on the aluminum profile frame 8 through the connecting hole 9; the upper layer structure, the lower layer structure and the periphery of the aluminum profile frame 8 are bonded with fireproof adhesive tapes 10; and an inspection door 11 is arranged in the middle of the lower parts of the upper layer structure, the middle layer structure and the lower layer structure.

Further, the thickness of bullet-proof armored honeycomb sound-insulation composite board of the rear wall of the motor car cab with the novel structure is 30.2mm, wherein the thickness of the fireproof board 1 is 1mm, the thickness of the sound-insulation felt 2 is 0.8mm, the thickness of the bulletproof steel board 3 is 2.5mm, the thickness of the prepreg 4 is 0.6mm, the thickness of the paper honeycomb structure 5 filled in the plywood frame is 16.9mm, the thickness of the thick sound-insulation felt 6 is 5mm, and the thickness of the aluminum plate 7 is 1 mm.

Furthermore, a limiting seat 12 and an elephant nose hook 13 are installed on the inspection door 11, the limiting seat 12 is arranged on the upper side of the inspection door 11, the elephant nose hook 13 is arranged on the lower side of the limiting seat 12, and the limiting seat 12 is connected with the elephant nose hook 13 through a steel wire rope. The limit seat 12 and the trunk hook 13 can prevent the accident that the hinge of the inspection door 11 is damaged due to the overlarge opening angle under the state that the inspection door 11 is opened, thereby protecting the inspection door 11.

Furthermore, the inspection door 11 is a double-door structure, each door is provided with 1 limiting seat 12 and trunk hook 13, and the inspection door 11 is the same as the composite structure of the upper-layer structure, the middle-layer structure and the lower-layer structure.

Further, the plywood frame is filled with the paper honeycomb structure 5 and comprises an outside plywood frame structure 14 and an inside paper honeycomb structure 15, the plywood frame structure 14 is of a concave-like structure, the paper honeycomb structure 15 is filled in a groove of the plywood frame structure 14, and the plywood frame structure 14 is bonded with the paper honeycomb structure 15 through an adhesive.

Furthermore, the upper part of the inner side of the paper honeycomb structure 15 is provided with a rectangular clamping groove 16, and the inner side of the plywood frame structure 14 is provided with a protrusion 17 matched with the clamping groove 16.

Further, the outer ends of the upper layer structure, the middle layer structure, the lower layer structure, the aluminum section frame 8 and the fireproof rubber strip 10 are provided with rectangular grooves 18. The outer ends of the upper layer structure, the middle layer structure, the lower layer structure, the aluminum profile frame 8 and the fireproof adhesive tape 10 are connected with the vehicle body, and the rectangular groove 18 can be arranged to avoid vehicle body obstacles, routing and the like, so that the composite board can be conveniently installed.

The bullet-proof armored honeycomb sound-insulation composite board with the novel structure for the rear wall of the motor car cab in the embodiment 1 is characterized in that during installation, 8 materials including the fireproof board 1, the sound-insulation felt 2, the bulletproof steel plate 3, the prepreg 4, the veneer sheet frame structure 14, the paper honeycomb structure 15, the thick sound-insulation felt 6 and the aluminum plate 7 are carved according to a preset shape, the preparation of the materials is completed, and after the preparation of the materials is completed, the composite process of the composite board is performed. Placing the fireproof plate 1, the sound insulation felt 2 and the bulletproof steel plate 3 in sequence from top to bottom, and bonding the fireproof plate, the sound insulation felt and the bulletproof steel plate by using an adhesive to prepare an upper layer structure; placing the aluminum plate 7 and the fireproof plate 1 in the order from top to bottom, and bonding the aluminum plate and the fireproof plate through an adhesive to prepare a lower-layer structure; filling a paper honeycomb structure 15 in a groove of a veneer sheet frame structure 14, bonding the paper honeycomb structure by an adhesive to form a veneer sheet frame filled paper honeycomb structure 5, sequentially filling a sound-proof felt 2, a prepreg 4 and the veneer sheet frame filled with the paper honeycomb structure 5, the prepreg 4 and a thick sound-proof felt 6 from top to bottom in an aluminum profile frame 8, bonding the sound-proof felt, the prepreg 4 and the thick sound-proof felt by the adhesive, placing an upper layer structure on the upper layer, and riveting a bulletproof steel plate 3 on the aluminum profile frame 8 through a connecting hole 9; placing a lower layer structure on the lower layer, and bonding the lower layer structure through an adhesive to form a composite structure; and finally, adhering fireproof adhesive tapes 10 around the composite structure to complete the assembly of the composite board. The whole process is carried out in a special bonding room, the room temperature in the bonding room is 18-28 ℃, the humidity is 20-70%, the illumination is more than or equal to 400Lux, and bonding is carried out by personnel with bonding qualification. In addition, the adhesive uses two-component epoxy 1300T.

The bullet-proof armored honeycomb sound-insulation composite board with the novel structure for the rear wall of the cab of the bullet train in the embodiment 1 is subjected to explosion-proof, sound-insulation and bullet-proof tests.

According to CCAR-25-R4 'airworthiness standard of transportation type aircraft', CCD 00000454697-VICTALL-SJSHQ-5101-A 'Fuxing No.' Beijing Zhang high-speed railway intelligent motor train unit project cab back wall type test outline ', and CCD 00000454926-VICTALL-SJSHDM-5101-A' Fuxing No. 'Beijing Zhang high-speed railway intelligent motor train unit project cab back end door type test outline', a horizontal directional tension test and an explosion-proof test are carried out, test results show that the composite plate of the embodiment 1 can bear the impact of a test 360J, and the embodiment 1 can resist the violent invasion of unauthorized persons.

According to GB/T19889.3-2005, the composite board of the embodiment 1 is subjected to sound insulation measurement, and the test result shows that the weighting sound insulation quantity and the frequency spectrum correction quantity of the embodiment 1 are R_w(C；C_tr) 38 (-1; -3) dB, which shows that the sound insulation effect of the embodiment 1 is good.

According to the GA164-2005B level, the bulletproof performance of the bullet of the embodiment 1 is tested, and the test result shows that under the normal temperature and humidity conditions, the bullet of the embodiment 1 is effectively designed by a 3-shot 51B type 7.62mm pistol ammunition, is not penetrated, and no air-permeable crack is generated, which indicates that the embodiment 1 has good bulletproof performance.

Claims

1. The utility model provides a bullet train cab rear wall bulletproof armored honeycomb sound insulation composite sheet of novel structure which characterized in that: the fireproof door comprises an upper layer structure, a middle layer structure, a lower layer structure, an aluminum profile frame (8), a fireproof adhesive tape (10) and an inspection door (11), wherein the upper layer structure sequentially comprises a fireproof plate (1), a sound-proof felt (2) and a bulletproof steel plate (3) from top to bottom, the middle layer structure sequentially comprises the sound-proof felt (2), a prepreg (4) and a paper honeycomb structure (5) filled in the veneer frame, the prepreg (4) and a thick sound-proof felt (6) from top to bottom, and the lower layer structure comprises an aluminum plate (7) on the upper side and the fireproof plate (1) on the lower side; the periphery of the middle layer structure is fixed through an aluminum profile frame (8); the upper layer structure, the middle layer structure and the lower layer structure are bonded through an adhesive to form a composite structure; the outer edge of the bulletproof steel plate (3) is provided with a connecting hole (9), and the bulletproof steel plate (3) is riveted on the aluminum profile frame (8) through the connecting hole (9); fireproof adhesive tapes (10) are bonded on the peripheries of the upper layer structure, the lower layer structure and the aluminum profile frame (8); and an inspection door (11) is arranged in the middle of the lower parts of the upper layer structure, the middle layer structure and the lower layer structure.

2. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 1 is characterized in that: the thickness of the bullet-proof armored honeycomb sound-insulation composite plate with the novel structure for the rear wall of the motor car cab is 28-32 mm.

3. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 1 is characterized in that: the thickness of PLASTIC LAMINATED (1) is 0.9 ~ 1.2mm, the thickness of deadening felt (2) is 0.7 ~ 0.9mm, the thickness of bulletproof steel sheet (3) is 2 ~ 3mm, the thickness of preimpregnation material (4) is 0.5 ~ 0.7mm, the thickness of packing paper honeycomb (5) in the veneer frame is 15 ~ 18mm, the thickness of thick deadening felt (6) is 4 ~ 6mm, the thickness of aluminum plate (7) is 0.8 ~ 1.2 mm.

4. The bullet-proof armored honeycomb sound-insulation composite board with the novel structure for the rear wall of the cab of the motor car as claimed in claim 1 or 2 is characterized in that: the thickness of bullet-proof armored honeycomb sound-insulation composite board of the rear wall of the motor car cab with the novel structure is 30.2mm, wherein the thickness of the fireproof board (1) is 1mm, the thickness of the sound-insulation felt (2) is 0.8mm, the thickness of the bulletproof steel board (3) is 2.5mm, the thickness of the prepreg (4) is 0.6mm, the thickness of the paper honeycomb structure (5) filled in the veneer frame is 16.9mm, the thickness of the thick sound-insulation felt (6) is 5mm, and the thickness of the aluminum plate (7) is 1 mm.

5. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 1 is characterized in that: spacing seat (12) and trunk hook (13) of installation on inspection door (11), spacing seat (12) set up the upside in inspection door (11), and trunk hook (13) set up in spacing seat (12) downside, and spacing seat (12) and trunk hook (13) pass through wire rope and connect.

6. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 5 is characterized in that: inspection door (11) are two opening door structures, set up 1 spacing seat (12) and trunk hook (13) respectively on every door, and inspection door (11) are the same with superstructure, middle level structure and substructure's composite construction.

7. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 1 is characterized in that: the plywood frame is filled with paper honeycomb structure (5) and is including plywood frame structure (14) and inside paper honeycomb structure (15) of outside, and plywood frame structure (14) are type concave structure, and paper honeycomb structure (15) are filled in the recess of plywood frame structure (14), and plywood frame structure (14) bond through the adhesive with paper honeycomb structure (15).

8. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 7 is characterized in that: the upper portion of the inner side of the paper honeycomb structure (15) is provided with a rectangular clamping groove (16), and the inner side of the veneer sheet frame structure (14) is provided with a protrusion (17) matched with the clamping groove (16).

9. The cellular sound-insulation composite plate with the bulletproof armor on the rear wall of the cab of the motor car and the novel structure as claimed in claim 1 is characterized in that: the outer ends of the upper layer structure, the middle layer structure, the lower layer structure, the aluminum section frame (8) and the fireproof adhesive tape (10) are provided with rectangular grooves (18).