CN115320653A - Lightweight honeycomb structure plate for rail vehicle - Google Patents
Lightweight honeycomb structure plate for rail vehicle Download PDFInfo
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- CN115320653A CN115320653A CN202211253552.4A CN202211253552A CN115320653A CN 115320653 A CN115320653 A CN 115320653A CN 202211253552 A CN202211253552 A CN 202211253552A CN 115320653 A CN115320653 A CN 115320653A
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- plate body
- honeycomb core
- hole
- positioning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/18—Internal lining, e.g. insulating
- B61D17/185—Internal lining, e.g. insulating for sound insulating
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Abstract
The present invention relates to a light-weight honeycomb-structure plate for a railway vehicle, comprising: the honeycomb core plate consists of a plurality of groups of honeycomb holes and connecting plates; the lower plate body is arranged at the bottom of the honeycomb core plate, and the honeycomb core plate on the upper plate body is attached to the honeycomb core plate on the lower plate body. According to the invention, the two groups of clamping blocks are respectively inserted into the two adjacent groups of bee holes, so that the bee holes can be completely blocked, meanwhile, the clamping blocks extrude the first inclined planes on the positioning rods when being inserted into the bee holes, the positioning rods protruding out of the bee holes are contracted into the positioning holes, the other ends of the positioning rods are inserted into deeper positions of the first insertion holes, after the clamping blocks are completely inserted into the bee holes, the positioning rods are reset and inserted into the second insertion holes on the clamping blocks, so that the upper plate body, the lower plate body and the outer frame are fixed, and after the clamping blocks are inserted into the bee holes, the fitting degree between the upper plate body and the lower plate body is further improved, so that the fitting is tighter, and the upper plate body and the lower plate body are prevented from being deviated.
Description
Technical Field
The invention relates to the field of honeycomb structural plates, in particular to a light-weight honeycomb structural plate for a railway vehicle.
Background
In chinese patent application No. 201920373572.2, publication No. CN210177798U, an energy-saving and heat-preserving integrated wallboard is disclosed, including the edition of books body, the honeycomb panel is installed respectively to edition of books body both sides, the thermal-insulated membrane of honeycomb panel outside installation, the thermal-insulated membrane outside sets up the wearing layer, edition of books body, the honeycomb panel, form the wallboard body after thermal-insulated membrane and the wearing layer are compound, wallboard body both ends joint has fixed buckle, moreover, the steam generator is simple in structure, compressive property is good, still have good thermal-insulated simultaneously, wear-resisting effect, non-deformable damages, life.
This kind of honeycomb panel simple structure, compressive property is good, still has good thermal-insulated, wear-resisting effect simultaneously, non-deformable damages, life, but this kind of structural slab when being used for this kind of needs equipment on special construction and the material of rail vehicle, synthetic glue is after long-time the use, the adhesion effect variation, and the sound insulation effect reduces, influences rail vehicle security, and synthetic glue need air-dry the cooling to the honeycomb panel adhesion, influences the installation effectiveness.
Disclosure of Invention
The invention aims to provide a light-weight honeycomb-structure plate for a railway vehicle.
In order to solve the above technical problems, the present invention provides a lightweight honeycomb panel for a rail vehicle, comprising: the honeycomb core plate comprises a plurality of groups of honeycomb holes and connecting plates; the lower plate body comprises a honeycomb core plate and a panel, the lower plate body is arranged at the bottom of the honeycomb core plate on the upper plate body, and the honeycomb core plate on the upper plate body is attached to the honeycomb core plate on the lower plate body; after the upper plate body rotates 180 degrees, the bee holes in the upper plate body are positioned at the top of the connecting plate on the lower plate body; the outer frame is wrapped on the outer peripheral sides of the upper plate body and the lower plate body and used for fixing the upper plate body and the lower plate body; and the positioning assemblies are positioned at four corners of the honeycomb core plate and are used for fixing the upper plate body and the lower plate body.
Furthermore, be provided with the reinforcing groove on the connecting plate, the internally mounted of reinforcing groove has the enhancement support, the draw-in groove has been seted up to the both sides of strengthening the support, it is cellular to strengthen the support, it wraps up in the multiunit bee hole periphery side to strengthen the support.
Furthermore, positioning holes are arranged at four corners of the honeycomb core plate, positioning rods are arranged inside the positioning holes, first inclined planes are arranged at two ends of each positioning rod, a first spring is sleeved at the middle position of each positioning rod, and openings are arranged at two ends of each positioning hole; one end of the positioning rod penetrates through the connecting plate and protrudes out of the outer side wall of the honeycomb core plate, and the other end of the connecting plate is located in the honeycomb hole.
Furthermore, first groove edges are arranged on two sides of the honeycomb core plate, and a second groove edge is arranged at the joint of the two groups of the first groove edges; the outer frame comprises a frame plate and two groups of first limiting bulges and two groups of second limiting bulges which are fixed on the inner side wall of the frame plate, and the frame plate is cuboid; after the upper plate body is inserted into the bottom of the outer frame, the first limiting bulges are clamped in the first groove edges, and the second limiting bulges are clamped in the second groove edges.
Furthermore, two ends of the first limiting bulge are provided with first jacks; when the first limiting protrusion is clamped in the first groove edge, the end part of the positioning rod is inserted into the first insertion hole, so that the upper plate body or the lower plate body is fixed with the outer frame.
Furthermore, the positioning assembly comprises two groups of fixture blocks fixed on the connecting plate and two groups of fixing rods arranged on one side of the fixture blocks, the side cross sections of the fixture blocks are in an isosceles trapezoid shape, and the fixture blocks are distributed at four corners of the honeycomb core plate.
Furthermore, second jacks are arranged on two sides of the clamping block; when the honeycomb core plate on the upper plate body is attached to the honeycomb core plate on the lower plate body, the clamping block is inserted into the honeycomb hole, and the other end of the positioning rod is inserted into the second jack.
Furthermore, a plurality of groups of lightening holes are formed in the inner side wall of the bee hole, a first hole channel is formed in each lightening hole, a second hole channel is formed in the middle of each first hole channel, and the side-view section of each second hole channel is V-shaped.
Furthermore, one side of the clamping block is provided with a telescopic hole, a second spring is fixed on the inner bottom wall of the telescopic hole, and the fixing rod is fixed on the second spring.
Furthermore, after the clamping block is inserted into the honeycomb hole, the fixing rod is inserted into the first pore passage to fix the upper plate body and the lower plate body.
The light honeycomb structure plate for the rail vehicle has the advantages that the two groups of fixture blocks are respectively inserted into the two adjacent groups of bee holes, so that the bee holes can be completely blocked, meanwhile, the fixture blocks extrude the first inclined planes on the positioning rods when being inserted into the bee holes, so that the positioning rods protruding into the bee holes are contracted into the positioning holes, the other ends of the positioning rods are inserted into deeper positions of the first insertion holes, after the fixture blocks are completely inserted into the bee holes, the positioning rods are reset and inserted into the second insertion holes on the fixture blocks, so that the upper plate body, the lower plate body and the outer frame are fixed, and after the fixture blocks are inserted into the bee holes, the attaching degree between the upper plate body and the lower plate body is further improved, the attaching is tighter, and the upper plate body and the lower plate body are prevented from being deviated.
Through placing last plate body mirror image back on the plate body down, 180 degrees on the rotatory plate body for upper and lower plate body coincide once more, on the bee hole on the plate body just was located the connecting plate on the plate body down this moment, make the bee hole of upper and lower plate body shelter from by the connecting plate, thereby further improve the whole sound-proof ability of honeycomb panel, make the honeycomb panel have better syllable-dividing effect.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is an exploded view of a preferred embodiment of the present invention;
FIG. 2 is a perspective view of a preferred embodiment of the present invention;
FIG. 3 is a perspective view of the bonded upper and lower plate bodies of the present invention;
FIG. 4 is a schematic front sectional view of the preferred embodiment of the present invention;
FIG. 5 is a perspective view of a preferred embodiment of the lower plate of the present invention;
fig. 6 is a perspective view of a preferred embodiment of the lower plate of the present invention;
fig. 7 is a perspective view of a preferred embodiment of the upper plate body of the present invention;
FIG. 8 is a cross-sectional view of a preferred embodiment of the lightening hole of the present invention;
FIG. 9 is an enlarged partial view of FIG. 4 at A in accordance with the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 7 at B in accordance with the present invention;
FIG. 11 is a perspective view of a portion of the reinforcing brace of the present invention;
FIG. 12 is a front view of a preferred embodiment of a locating bar of the present invention.
In the figure:
1. an upper plate body; 11. a honeycomb core board; 12. a panel; 13. bee holes; 14. a card slot; 15. positioning holes; 16. positioning a rod; 17. a first inclined plane; 18. a first spring;
2. a lower plate body; 21. a connecting plate; 22. a reinforcing groove; 23. a reinforcing bracket; 24. a first slot edge; 25. a second slot edge; 26. lightening holes; 27. a first aperture; 28. a second aperture;
3. an outer frame; 31. a frame plate; 32. a first limit projection; 33. a second limit bulge; 34. a first jack;
4. a positioning assembly; 41. a clamping block; 42. a fixing rod; 43. a second jack; 44. a telescopic hole; 45. a second spring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams each illustrating the basic structure of the present invention only in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 to 12, a lightweight honeycomb-structured sheet for a railway vehicle of the present invention comprises:
the plate comprises an upper plate body 1, wherein the upper plate body 1 comprises a honeycomb core plate 11 and a panel 12, and the honeycomb core plate 11 consists of a plurality of groups of honeycomb holes 13 and connecting plates 21; the lower plate body 2 is arranged at the bottom of the honeycomb core plate 11, and the honeycomb core plate 11 on the upper plate body 1 is attached to the honeycomb core plate 11 on the lower plate body 2; after the upper plate body 1 rotates 180 degrees, the bee holes 13 on the upper plate body 1 are positioned at the top of the connecting plate 21 on the lower plate body 2;
this go up plate body 1 and lower plate body 2 all has honeycomb core 11 and panel 12, it is fixed between plate body 2 down to go up plate body 1, form double-deck honeycomb panel, increase honeycomb panel thickness, stronger anti striking ability and stability have, and the bee hole 13 that constitutes honeycomb core 11 is regular hexagon, constitute a great frame by connecting plate 21 between the adjacent bee hole 13, connecting plate 21 has certain thickness, can improve the anti deformability of honeycomb panel, after placing 1 mirror image of last plate body on plate body 2 down, with the rotatory 180 degrees of last plate body 1, make upper and lower plate body coincidence once more, on the bee hole 13 on the last plate body 1 just is located the connecting plate 21 on the plate body 2 down this moment, make the bee hole 13 of upper and lower plate body 2 sheltered from by connecting plate 21, thereby further improve the whole sound-insulating ability of honeycomb panel, make the honeycomb panel have better syllable-dividing effect.
The outer frame 3 is wrapped on the outer peripheral sides of the upper plate body 1 and the lower plate body 2, and the outer frame 3 is used for fixing the upper plate body 1 and the lower plate body 2; the peripheral sides of the upper plate body 2 and the lower plate body 2 can be wrapped by arranging the outer frame 3, and the peripheral sides of the upper plate body and the lower plate body 2 are fixed.
The connecting plate 21 is provided with a reinforcing groove 22, a reinforcing support 23 is installed inside the reinforcing groove 22, clamping grooves 14 are formed in two sides of the reinforcing support 23, the clamping grooves 14 are clamped at the top of the first spring 18, the first spring 18 is prevented from blocking the reinforcing support 23 from being inserted into the reinforcing groove 22, the reinforcing support 23 is honeycomb-shaped, and the reinforcing support 23 is wrapped on the outer peripheral sides of the plurality of groups of bee holes 13.
The reinforcing grooves 22 are also hexagonal, are located on the periphery of all the bee holes 13 and are located on the connecting plate 21, separate the integrally-arranged connecting plate 21 and the bee holes 13 into a plurality of individuals, and internally mount the reinforcing support 23 in the reinforcing grooves 22, wherein the reinforcing support 23 is made of a hard metal material, so that the hardness of the whole body of the upper plate body 1 and the line body can be further improved, and the anti-collision and anti-bending capabilities of the upper plate body 1 and the lower plate body 2 are improved.
Positioning holes 15 are arranged at four corners of the honeycomb core plate 11, positioning rods 16 are arranged in the positioning holes 15, first inclined planes 17 are arranged at two ends of each positioning rod 16, first springs 18 are sleeved at the middle positions of the positioning rods 16, and openings are formed in two ends of each positioning hole 15; one end of the positioning rod 16 passes through the connecting plate 21 and protrudes out of the outer side wall of the honeycomb core plate 11, and the other end of the connecting plate is positioned in the bee hole 13.
The positioning hole 15 is cylindrical, the positioning hole 15 penetrates through the connecting plate 21, the inner diameter of the positioning hole 15 is gradually reduced from the middle to two ends, the positioning rod 16 is inserted into the positioning hole 15, the two ends of the positioning rod are protruded, and the first spring 18 fixed in the middle of the positioning hole 15 is located in the middle of the positioning hole 15, so that the positioning rod 16 can stretch left and right in the positioning hole 15.
The honeycomb core plate 11 is provided with first groove edges 24 at two sides, and a second groove edge 25 is arranged at the joint of the two groups of the first groove edges 24; the outer frame 3 comprises a frame plate 31, and two groups of first limiting protrusions 32 and two groups of second limiting protrusions 33 which are fixed on the inner side wall of the frame plate 31, wherein the frame plate 31 is cuboid; after the upper plate body 1 is inserted from the bottom of the outer frame 3, the first limiting protrusion 32 is clamped in the first groove edge 24, the second limiting protrusion 33 is clamped in the second groove edge 25, and first insertion holes 34 are formed in two ends of the first limiting protrusion 32; when the first limiting protrusion 32 is clamped in the first groove 24, the end of the positioning rod is inserted into the first insertion hole 34, so that the upper board 1 or the lower board 2 and the outer frame 3 are fixed to each other.
The first limit groove of honeycomb panel both sides is the triangle-shaped form, the isosceles trapezoid that the outstanding position of second limit groove is regular hexagon and sunken position formed, first spacing protruding 32 is located to be fixed on frame board 31, constitute by a plurality of triangle block, the spacing arch 33 of second comprises a plurality of isosceles lug, two sets of first spacing protruding 32 set up relatively, two sets of second spacing lugs set up relatively, through inserting plate body 2 down in outline 3 from the bottom of outline 3, perhaps will go up the body and insert outline 3 from the top of outline 3, first spacing protruding 32 can block in first limit 24, the spacing arch 33 of second can block in second limit 25, simultaneously the locating bar tip inserts in the first jack 34, with upper plate body 1 or lower plate body 2 with outline 3 reciprocal anchorage, the fixed mode is simple convenient, easy to assemble.
The positioning assembly 4 comprises two groups of fixture blocks 41 fixed on the connecting plate 21 and two groups of fixing rods 42 installed at one side of the fixture blocks 41, the side view section of the fixture block 41 is in an isosceles trapezoid shape, the fixture blocks 41 are distributed at four corners of the honeycomb core plate, and second insertion holes 43 are formed in two sides of the fixture block 41; after the honeycomb core plate 11 on the upper plate body 1 is attached to the honeycomb core plate 11 on the lower plate body 2, the fixture block 41 is inserted into the bee hole 13, and the other end of the positioning rod 16 is inserted into the second insertion hole 43.
The fixture block 41 is fixed right above the bee hole 13 on the upper plate body 1, the whole area of the fixture block 41 is smaller than half of the area of the bee hole 13, after the bee hole 13 on the upper plate body 1 is just positioned on the connecting plate 21 on the lower plate body 2, part of the bee hole 13 is still not shielded, the bee hole 13 can be completely blocked by respectively inserting the two sets of fixture blocks 41 into the two adjacent sets of bee holes 13, meanwhile, the fixture block 41 extrudes the first inclined plane 17 on the positioning rod 16 when being inserted into the bee hole 13, so that the positioning rod 16 protruding into the bee hole 13 is contracted into the positioning hole 15, the other end of the positioning rod 16 is inserted into a deeper position of the first insertion hole 34, after the fixture block 41 is completely inserted into the bee hole 13, the positioning rod 16 is reset and inserted into the second insertion hole 43 positioned on the fixture block 41, thereby fixing the upper plate body 1, the lower plate body 2 and the outer frame 3, and after the fixture block 41 is inserted into the bee hole 13, the attaching degree between the upper plate body 1 and the lower plate body 2 is further improved, so that the attaching is more compact, and the upper plate body 2 are prevented from being deviated.
The first embodiment is as follows:
all set up fixture block 41 on all bee holes 13 for all fixture blocks 41 will go up the body and block up the position that does not shelter from between the plate 2 down and shelter from, make and can further improve the whole syllable-dividing effect of honeycomb panel.
A plurality of sets of lightening holes 26 are formed in the inner side wall of the bee hole 13, a first hole channel 27 is formed in the lightening holes 26, a second hole channel 28 is formed in the middle of the first hole channel 27, the side-view cross section of the second hole channel 28 is in a V shape, a telescopic hole 44 is formed in one side of the fixture block 41, a second spring 45 is fixed to the inner bottom wall of the telescopic hole 44, the fixing rod 42 is fixed to the second spring 45, and after the fixture block 41 is inserted into the bee hole 13, the fixing rod 42 is inserted into the first hole channel 27 to fix the upper plate body 1 and the lower plate body 2.
Through setting up lightening hole 26 for can further reduce the whole weight of honeycomb panel, the inside of connecting plate 21 can be hollow structure simultaneously, when lightening, can save the consumptive material greatly, and set up second pore 28 in the inside of lightening hole 26, the side view cross-section of second pore 28 is V-arrangement, after sound entered bee hole 13 inside, is dispersed to the lightening hole 26 in bee hole 13 in, transmits to second pore 28 through first pore 27, then blocks and disperses through the V-arrangement structure of second pore 28, further reduces the propagation of sound, improves honeycomb panel sound insulation performance.
Then after the fixture block 41 is inserted into the bee hole 13, the fixing rod 42 is inserted into the first hole 27, and the other side wall of the fixture block 41 and the other side wall of the bee hole 13 are fixed, so that the two sets of side walls of the fixture block 41 are fixed in the bee hole 13, and the separation between the upper plate body 1 and the lower plate body 2 can be prevented, the joint part of the upper plate body 1 and the lower plate body 2 is more compact, the sound insulation effect is improved, meanwhile, the fixing effect is increased, even if the fixing rod is used for a long time, the deviation or the separation between the upper plate body 1 and the lower plate body 2 can not occur, and the safety is stronger.
The working principle is as follows: firstly, the reinforcing brackets 23 are respectively arranged in the reinforcing grooves 22 on the upper plate body 1 and the lower plate body 2, so that the hardness of the whole body of the upper plate body 1 and the line body can be further improved, the anti-collision and anti-bending capabilities of the upper plate body 1 and the lower plate body 2 are improved, then the lower plate body 2 is inserted into the outer frame 3 from the bottom of the outer frame 3, or the upper body is inserted into the outer frame 3 from the top of the outer frame 3, the first limiting bulge 32 can be clamped in the first groove edge 24, the second limiting bulge 33 can be clamped in the second groove edge 25, meanwhile, the end part of the positioning rod is inserted into the first insertion hole 34, the upper plate body 1 or the lower plate body 2 and the outer frame 3 are mutually fixed, after the fixing is finished, two groups of clamping blocks 41 are respectively inserted into two adjacent groups of bee holes 13, so that the bee holes 13 can be completely blocked, meanwhile, when the fixture block 41 is inserted into the bee hole 13, the first inclined surface 17 on the positioning rod 16 is pressed, so that the positioning rod 16 protruding out of the bee hole 13 is contracted into the positioning hole 15, the other end of the positioning rod 16 is inserted into a deeper position of the first insertion hole 34, after the fixture block 41 is completely inserted into the bee hole 13, the positioning rod 16 is reset and inserted into the second insertion hole 43 on the fixture block 41, meanwhile, the fixing rod 42 on the other surface of the fixture block 41 is inserted into the first hole channel 27, and the other side wall of the fixture block 41 is fixed with the other side wall of the bee hole 13, so that the upper plate body 1, the lower plate body 2 and the outer frame 3 are fixed, and after the fixture block 41 is inserted into the bee hole 13, the attaching degree between the upper plate body 1 and the lower plate body 2 is further improved, so that the attaching is tighter, the upper and lower plate bodies 2 are prevented from being deviated, the whole installation steps are simple, and the installation efficiency is high.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A lightweight honeycomb-structured sheet for a railway vehicle, comprising:
the plate comprises an upper plate body (1), wherein the upper plate body (1) comprises a honeycomb core plate (11) and a panel (12), and the honeycomb core plate (11) consists of a plurality of groups of honeycomb holes (13) and connecting plates (21);
the lower plate body (2) comprises a honeycomb core plate (11) and a panel (12), the lower plate body (2) is arranged at the bottom of the honeycomb core plate (11) on the upper plate body (1), and the honeycomb core plate (11) on the upper plate body (1) is attached to the honeycomb core plate (11) on the lower plate body (2);
after the upper plate body (1) rotates 180 degrees, the bee holes (13) on the upper plate body (1) are positioned at the top of the connecting plate (21) on the lower plate body (2);
the outer frame (3) is wrapped on the outer peripheral sides of the upper plate body (1) and the lower plate body (2), and the outer frame (3) is used for fixing the upper plate body (1) and the lower plate body (2);
the positioning assemblies (4) are positioned at four corners of the honeycomb core plate (11), and the positioning assemblies (4) are used for fixing the upper plate body (1) and the lower plate body (2).
2. A lightweight cellular structure panel for railway vehicles according to claim 1,
be provided with reinforcing groove (22) on connecting plate (21), the internally mounted of reinforcing groove (22) has strengthens support (23), draw-in groove (14) have been seted up to the both sides of strengthening support (23), it is cellular to strengthen support (23), it wraps up in the multiunit to strengthen support (23) bee hole (13) periphery side.
3. A lightweight cellular structure panel for railway vehicles according to claim 2,
positioning holes (15) are arranged at four corners of the honeycomb core plate (11), positioning rods (16) are arranged inside the positioning holes (15), first inclined planes (17) are arranged at two ends of each positioning rod (16), first springs (18) are sleeved at the middle positions of the positioning rods (16), and openings are formed in two ends of each positioning hole (15);
one end of the positioning rod (16) penetrates through the connecting plate (21) and protrudes out of the outer side wall of the honeycomb core plate (11), and the other end of the connecting plate is positioned in the bee hole (13).
4. A lightweight cellular structure panel for railway vehicles according to claim 3,
two sides of the honeycomb core plate (11) are provided with first groove edges (24), and the joint of the two groups of the first groove edges (24) is provided with a second groove edge (25);
the outer frame (3) comprises a frame plate (31), and two groups of first limiting protrusions (32) and two groups of second limiting protrusions (33) which are fixed on the inner side wall of the frame plate (31), wherein the frame plate (31) is cuboid;
after the upper plate body (1) is inserted into the outer frame (3) from the bottom, the first limiting protrusion (32) is clamped in the first groove edge (24), and the second limiting protrusion (33) is clamped in the second groove edge (25).
5. A lightweight cellular structure panel for railway vehicles according to claim 4,
two ends of the first limiting bulge (32) are provided with first jacks (34);
when the first limiting protrusion (32) is clamped in the first groove edge (24), the end part of the positioning rod (16) is inserted into the first insertion hole (34), so that the upper plate body (1) or the lower plate body (2) and the outer frame (3) are fixed with each other.
6. A lightweight, cellular board for railway vehicles according to claim 5,
the positioning assembly (4) comprises two groups of fixture blocks (41) fixed on the connecting plate (21) and two groups of fixing rods (42) arranged on one side of each fixture block (41), the side cross section of each fixture block (41) is in an isosceles trapezoid shape, and the fixture blocks (41) are distributed at four corners of the honeycomb core plate.
7. A lightweight cellular structure panel for railway vehicles according to claim 6,
second insertion holes (43) are formed in two sides of the fixture block (41);
when the honeycomb core plate (11) on the upper plate body (1) is attached to the honeycomb core plate (11) on the lower plate body (2), the clamping block (41) is inserted into the bee hole (13), and the other end of the positioning rod (16) is inserted into the second insertion hole (43).
8. A lightweight, cellular board for railway vehicles according to claim 7,
the inner side wall of the bee hole (13) is provided with a plurality of groups of lightening holes (26), a first pore passage (27) is arranged in each lightening hole (26), a second pore passage (28) is arranged in the middle of each first pore passage (27), and the side-view section of each second pore passage (28) is V-shaped.
9. A lightweight, cellular board for railway vehicles according to claim 8,
one side of the clamping block (41) is provided with a telescopic hole (44), a second spring (45) is fixed on the inner bottom wall of the telescopic hole (44), and the fixing rod (42) is fixed on the second spring (45).
10. A lightweight honeycomb-structured board for railway vehicles as claimed in claim 9, wherein said fixing rod (42) is inserted into said first hole (27) after said fixture block (41) is inserted into said bee hole (13), to fix said upper board body (1) and said lower board body (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211253552.4A CN115320653B (en) | 2022-10-13 | 2022-10-13 | Lightweight honeycomb structure plate for rail vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211253552.4A CN115320653B (en) | 2022-10-13 | 2022-10-13 | Lightweight honeycomb structure plate for rail vehicle |
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| CN115320653A true CN115320653A (en) | 2022-11-11 |
| CN115320653B CN115320653B (en) | 2023-01-10 |
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2022
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| US20110283873A1 (en) * | 2007-08-16 | 2011-11-24 | University Of Virginia Patent Foundation | Hybrid Periodic Cellular Material Structures, Systems, and Methods For Blast and Ballistic Protection |
| CN206678514U (en) * | 2017-03-31 | 2017-11-28 | 杭州新瀚光电科技有限公司 | Using the medical nacelle of honeycomb core plate |
| CN109484122A (en) * | 2018-11-09 | 2019-03-19 | 丹阳市联创汽车附件有限公司 | A kind of the High-strength light-weight C-shaped beam and its processing method of air suspension of automobile |
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