CN114377375B - PU anticollision flax fiber balsawood slide core - Google Patents
PU anticollision flax fiber balsawood slide core Download PDFInfo
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- CN114377375B CN114377375B CN202210037198.5A CN202210037198A CN114377375B CN 114377375 B CN114377375 B CN 114377375B CN 202210037198 A CN202210037198 A CN 202210037198A CN 114377375 B CN114377375 B CN 114377375B
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- buffer
- outer sleeve
- core shell
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- reinforcing
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
- A63C17/00—Roller skates; Skate-boards
- A63C17/01—Skateboards
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Abstract
The application relates to the technical field of slide plate core plates, in particular to a PU anti-collision flax fiber balsa slide plate core plate which comprises an inner core plate with a whole flat plate structure, wherein an outer sleeve core shell is arranged on the outer wall of the inner core plate, clamping components are arranged on the outer walls of two sides of the outer sleeve core shell, and a plurality of buffer components are arranged on one side, opposite to the inner core plate and the outer sleeve core shell, of the inner core plate; the application can utilize the buffer end rod which is matched with the rigid buffer spring to play a good buffer effect, and can enable the buffer end rod to move into the buffer cavity when the two ends of the buffer end rod are impacted, so that the rigid buffer spring is compressed to convert impact energy into elastic potential energy of the spring, and further play a good buffer effect; when the impact degree is severe, the inclined surface end of the impact energy conversion device can be utilized to squeeze the inclined surface convex blocks, so that the impact energy can be further converted through the two-order rigid springs at the two sides, and the purpose of improving the buffering effect is achieved.
Description
Technical Field
The application relates to the technical field of slide plate core plates, in particular to a PU anti-collision flax fiber balsawood slide plate core plate.
Background
The skateboard sport is one of board sports, is a piece of equipment for athletes to pedal and slide, and can finish various complex skids, jumps, rotates, rolls and other highly difficult-to-actuate tricky sports on different terrains, floors and specific facilities. The board surface of the skateboard is generally formed by pressing five, seven or nine layers of boards with high pressure. In the actual use process of the existing skateboard, if the existing skateboard encounters severe impact, the structure of the existing skateboard is easy to damage.
The utility model discloses a through retrieving the patent document of publication number CN210044828U, it aims at overcoming the easy problem of bumping bad of slide among the prior art, it includes the plate body, the fixed crashproof strip that adopts elastic material to make that sets up on the plate body, the whole molding of crashproof strip is cyclic annular, crashproof strip surrounds in the outside of plate body, when using this crashproof slide, crashproof strip interval is between plate body and barrier, avoid the plate body directly to receive the striking and cause the damage, and crashproof strip adopts elastic material to make, accessible elastic deformation absorbs the impact, play buffering absorbing effect, reduce the injury that the impact caused crashproof slide, cyclic annular crashproof strip surrounds in the outside of plate body, all-round protection has to the plate body, consequently this crashproof slide has the protection comprehensively, crashproof effect is good and buffering shock attenuation's effect.
In the prior art, the following problems exist:
the anti-collision design of the above patent is simpler, the buffering effect is more limited, the structure of the main body is not reinforced while the buffering design is carried out, so that the inner structure of the sliding plate is still easy to damage when the sliding plate is subjected to a severe device, and certain limitation exists.
Disclosure of Invention
The application aims to provide a PU anti-collision flax fiber balsawood slide board core board so as to solve the problems in the background technology.
The technical scheme of the application is as follows: the utility model provides a PU anticollision flax fiber balsa slide core, is including the whole inner core board that is dull and stereotyped form structure, the outer wall of inner core board is provided with the overcoat core shell, and the both sides outer wall of overcoat core shell all is provided with joint subassembly, a plurality of buffer modules are installed to the opposite side of inner core board and overcoat core shell, and a plurality of buffer modules all are provided with and connect the reinforcing assembly with the opposite side of overcoat core shell and inner core board, the side reinforcing assembly is installed to the opposite side of inner core board both ends and overcoat core shell, buffer modules includes a plurality of fixed mounting in the square mouth sleeve pipe of inner core board and the opposite side of overcoat core shell, and the middle-end of square mouth sleeve pipe is provided with the spacer block, upper and lower floor crisscross distribution between the square mouth sleeve pipe, the buffer chamber is constituteed with the both sides of spacer block to square mouth sleeve pipe inner wall, and the equal fixed mounting of one end inner wall of buffer chamber has rigid buffer spring, the equal fixed mounting of end of rigid buffer spring has the buffer end pole with buffer chamber inner wall sliding connection's buffering end pole, and the tip of buffer end pole sets up to the silica gel material.
Preferably, the buffer assembly comprises side cavity blocks fixedly connected to two sides of the square opening sleeve, the side cavity blocks are all communicated with the buffer cavity, a second-order rigid spring is fixedly installed on one side inner wall of the side cavity blocks, and inclined plane protruding blocks in sliding connection with the inner wall of the side cavity blocks are fixedly installed at the end parts of the second-order rigid springs.
Preferably, the upper end and the lower end of the inclined plane convex block are provided with inclined planes, the end, close to the inclined plane convex block, of the buffer end rod is provided with inclined plane ends, and the inclined plane ends are parallel to the inclined planes on the inclined plane convex block.
Preferably, the connection reinforcing component comprises a plurality of reinforcing angle plates fixedly connected between the corresponding two square-mouth sleeves, and the middle ends of the reinforcing angle plates are matched with the inner wall of the outer sleeve core shell.
Preferably, the side reinforcing component comprises two wavy connecting plates arranged on two sides of the inner part of the outer sleeve core shell, the wavy connecting plates are fixedly connected with the outer sleeve core shell and the inner core plate, and the whole cross section of the wavy connecting plates is L-shaped.
Preferably, a plurality of uniformly distributed reinforcing transverse ribs are fixedly connected among the wavy connecting plates, the reinforcing angle plates and the square opening sleeve.
Preferably, the clamping assembly comprises a plurality of embedded bars fixedly mounted on the outer walls of two sides of the outer sleeve core shell at equal intervals, frame openings distributed at equal intervals are fixedly mounted between the two corresponding embedded bars, and the frame openings are distributed in a staggered mode integrally.
Preferably, the buffer end rod is internally provided with a cavity opening, an inner supporting mechanism is arranged in the cavity opening, and the inner supporting mechanism comprises an inner folding rod fixedly connected to the inner walls at the two ends of the cavity opening.
Preferably, circular notches are formed in one ends, close to the inner folding rods, of the inner walls of the two sides of the cavity opening, and inner cross beams are fixedly arranged in the corresponding two circular notches.
Preferably, a plurality of connecting fins are fixedly connected between the outer walls of the two ends of the side cavity block and the square opening sleeve, one end extension lines of the connecting fins are converged at one point, a plurality of grid connecting ribs are fixedly connected between the connecting fins and the reinforcing angle plate and located on the outer side, diamond-shaped meter frames are fixedly installed at the corners of the top ends of the square opening sleeve, and the middle end outer walls of the square opening sleeve are fixedly connected with six positive frame ribs.
Compared with the prior art, the PU anti-collision flax fiber balsawood slide board core board provided by the application has the following improvement and advantages:
the method comprises the following steps: according to the application, the buffer assembly is utilized, the buffer end rod which is matched with the rigid buffer spring can be utilized, so that a good buffer effect is achieved, and when the two ends of the buffer end rod are impacted, the buffer end rod can be moved into the buffer cavity, so that the rigid buffer spring is compressed, impact energy is converted into elastic potential energy of the spring, and a good buffer effect is achieved; when the impact degree is severe, the inclined surface end of the impact energy conversion device can be utilized to squeeze the inclined surface convex blocks, so that the impact energy can be further converted through the two-order rigid springs at the two sides, and the purpose of improving the buffering effect is achieved;
and two,: the application utilizes the arranged connection reinforcing component, and can utilize the arranged reinforcing angle plate to play a good supporting and reinforcing role between the square opening sleeve pipes and between the outer sleeve core shell and the inner core plate; the arranged side reinforcing components can be utilized to play a good supporting role on both sides of the inside of the outer sleeve core shell by utilizing the arranged wavy connecting plates, so that the shock resistance of the outer sleeve core shell is improved, and the overall structural strength of the core plate is improved by matching with the arranged reinforcing transverse ribs;
and thirdly,: the application utilizes the arranged clamping assembly, can utilize the arranged jogged ribs and the frame openings, can improve the structural strength of the outer sleeve core shell and simultaneously form the surface of the outer sleeve core shell into a convex-concave shape, thereby being convenient for the integral jogging degree during the production of the follow-up sliding plate and being beneficial to ensuring the structural strength of the sliding plate;
fourth, it is: the application can effectively carry out light weight treatment on the buffer end rod by utilizing the arranged cavity opening and the round slot opening; the inner folding rod and the inner cross beam are utilized, so that the self structural strength of the buffer end rod can be ensured while the weight is reduced, and the buffer operation of the buffer end rod can be ensured to be smoothly carried out;
fifth, it is: the application can respectively improve the overall connection stability of the upper and lower square mouth sleeves by utilizing the diamond-shaped watch frame arranged on the outer wall of the square mouth sleeve and the six-border ribs positioned in the center; the connecting fins can well support and strengthen the side cavity blocks and the buffer end rods, and the grid connecting ribs can improve the connection degree of the square opening sleeve and the reinforcing angle plate, so that the overall structural strength of the core plate is further improved, and the shock resistance of the core plate is guaranteed.
Drawings
The application is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic overall perspective view of the present application;
fig. 2 is a schematic perspective view of an inner core board according to the present application;
FIG. 3 is a schematic view of a partially cut-away perspective structure of the present application;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A in accordance with the present application;
FIG. 5 is a schematic view of a partially cut-away structure of a cushioning assembly of the present application;
FIG. 6 is a schematic perspective view of the present application;
FIG. 7 is a schematic perspective view of the present application;
fig. 8 is a schematic perspective view of the present application.
Reference numerals illustrate:
1. a jacket core shell; 2. embedding the bar; 3. a frame opening; 4. a buffer end rod; 5. a corrugated connection plate; 6. reinforcing the corner plate; 7. an inner core plate; 8. square mouth sleeve; 9. reinforcing transverse ribs; 10. a rigid buffer spring; 11. a side cavity block; 12. a second-order rigid spring; 13. a beveled protrusion; 14. an inclined surface end; 15. a cavity opening; 16. an inner folding rod; 17. an inner cross beam; 18. a circular notch; 19. a connecting fin; 20. diamond table frame; 21. six positive frame ribs; 22. the grille is connected with the ribs.
Detailed Description
The following detailed description of the present application clearly and fully describes the technical solutions of the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The application provides a PU anti-collision flax fiber balsawood slide board core board through improvement, which comprises the following technical scheme:
embodiment one:
as shown in fig. 1-6, a PU anti-collision flax fiber balsa wood slide board core board comprises an inner core board 7 with a whole flat plate structure, wherein an outer sleeve core shell 1 is arranged on the outer wall of the inner core board 7, clamping components are arranged on the outer walls of two sides of the outer sleeve core shell 1, a plurality of buffer components are arranged on the opposite sides of the inner core board 7 and the outer sleeve core shell 1, connection reinforcing components are arranged on the opposite sides of the plurality of buffer components, the outer sleeve core shell 1 and the inner core board 7, and side reinforcing components are arranged on the opposite sides of the two ends of the inner core board 7 and the outer sleeve core shell 1;
the buffer assembly comprises a plurality of square mouth sleeves 8 fixedly arranged on one side of the inner core plate 7 opposite to the outer sleeve core shell 1, wherein partition blocks are arranged at the middle ends of the square mouth sleeves 8, the square mouth sleeves 8 on the upper layer and the lower layer are distributed in a staggered mode, buffer cavities are formed in the inner walls of the square mouth sleeves 8 and the two sides of the partition blocks, rigid buffer springs 10 are fixedly arranged on the inner walls of one ends of the buffer cavities, buffer end rods 4 which are in sliding connection with the inner walls of the buffer cavities are fixedly arranged at the end parts of the rigid buffer springs 10, and the end parts of the buffer end rods 4 are made of silica gel; when the shock absorber is used, the buffer assembly is utilized, the buffer end rod 4 is matched with the rigid buffer spring 10, so that a good buffer effect is achieved, and when the two ends of the buffer end rod are impacted, the buffer end rod 4 can move into the buffer cavity, so that the rigid buffer spring 10 is compressed, impact energy is converted into elastic potential energy of the spring, and a good buffer effect is achieved.
Further, the buffer assembly comprises side cavity blocks 11 fixedly connected to two sides of the square opening sleeve 8, the side cavity blocks 11 are all communicated with the buffer cavity, second-order rigid springs 12 are fixedly installed on one side inner wall of the side cavity blocks 11, and inclined plane protruding blocks 13 which are slidably connected with the inner wall of the side cavity blocks 11 are fixedly installed at the end parts of the second-order rigid springs 12.
Further, the upper end and the lower end of the inclined plane protruding block 13 are provided with inclined planes, one end of the buffer end rod 4, which is close to the inclined plane protruding block 13, is provided with an inclined plane end 14, and the inclined plane end 14 is parallel to the inclined plane on the inclined plane protruding block 13; when the impact degree is severe, the inclined surface end 14 at one end of the buffer end rod 4 can be utilized to squeeze the inclined surface convex block 13, so that impact energy can be further converted through the second-order rigid springs 12 at two sides, and the purpose of improving the buffer effect is achieved.
Further, the connection reinforcing assembly comprises a plurality of reinforcing angle plates 6 fixedly connected between two corresponding square-mouth sleeves 8, and the middle ends of the reinforcing angle plates 6 are matched with the inner wall of the outer sleeve core shell 1; the reinforcing angle plates 6 play a good supporting and reinforcing role between the square opening sleeves 8 and between the outer sleeve core shell 1 and the inner core plate 7.
Further, the side edge reinforcing component comprises two wavy connecting plates 5 which are arranged at two sides of the inside of the outer sleeve core shell 1, the wavy connecting plates 5 are fixedly connected with the outer sleeve core shell 1 and the inner core plate 7, and the whole cross section of the wavy connecting plates 5 is L-shaped; the corrugated connection plates 5 have good supporting effect on both sides of the interior of the outer core shell 1.
Further, a plurality of uniformly distributed reinforcing transverse ribs 9 are fixedly connected among the wavy connecting plates 5, the reinforcing angle plates 6 and the square opening sleeve 8; by using the arranged connection reinforcing assembly, good supporting and reinforcing effects can be achieved between the square opening sleeve pipes 8 and between the outer sleeve core shell 1 and the inner core plate 7 through the arranged reinforcing angle plates 6; the side reinforcing component can utilize the wavy connecting plate 5 to play a good supporting role on two sides of the inner part of the outer core shell 1, improve the shock resistance of the outer core shell, and cooperate with the reinforcing transverse ribs 9 to improve the overall structural strength of the core plate.
Furthermore, the clamping assembly comprises a plurality of embedded bars 2 which are fixedly arranged on the outer walls of the two sides of the outer sleeve core shell 1 at equal intervals, frame openings 3 which are distributed at equal intervals are fixedly arranged between the two corresponding embedded bars 2, and the plurality of frame openings 3 are distributed in an intersecting way as a whole; by means of the embedded strip ribs 2 and the frame openings 3, the structural strength of the outer sleeve core shell 1 can be improved, and meanwhile, the surface of the outer sleeve core shell is formed into a convex-concave shape, so that the integral embedded degree in the production of a follow-up sliding plate is conveniently guaranteed, and the structural strength of the sliding plate is guaranteed.
Further, a cavity opening 15 is formed in the buffer end rod 4, an inner supporting mechanism is arranged in the cavity opening 15, and the inner supporting mechanism comprises an inner folding rod 16 fixedly connected to the inner walls of the two ends of the cavity opening 15; the buffer end rod 4 can be effectively light-weighted by the provided cavity opening 15 and the round groove opening 18.
Further, circular notches 18 are formed in the inner walls of the two sides of the cavity opening 15 and close to one end of the inner folding rod 16, and inner cross beams 17 are fixedly arranged in the corresponding two circular notches 18; by means of the inner folding rod 16 and the inner cross beam 17, the self structural strength of the buffer end rod 4 can be guaranteed while the weight is reduced, so that the buffer operation of the buffer end rod is guaranteed to be smoothly carried out.
Working principle: when the shock absorber is used, the buffer assembly is utilized, the buffer end rod 4 is matched with the rigid buffer spring 10, so that a good buffer effect is achieved, and when the two ends of the shock absorber are impacted, the buffer end rod 4 can move into the buffer cavity, so that the rigid buffer spring 10 is compressed, impact energy is converted into elastic potential energy of the spring, and a good buffer effect is achieved; when the impact degree is severe, the inclined surface end 14 at one end of the buffer end rod 4 can be utilized to squeeze the inclined surface convex block 13, so that impact energy can be further converted through the second-order rigid springs 12 at two sides, and the purpose of improving the buffer effect is achieved; by using the arranged connection reinforcing assembly, good supporting and reinforcing effects can be achieved between the square opening sleeve pipes 8 and between the outer sleeve core shell 1 and the inner core plate 7 through the arranged reinforcing angle plates 6; the arranged side reinforcing components can be utilized to play a good supporting role on both sides of the inner part of the outer sleeve core shell 1 by utilizing the arranged wavy connecting plates 5, so that the shock resistance of the outer sleeve core shell is improved, and the purpose of improving the overall structural strength of the core plate is achieved by matching the arranged reinforcing transverse ribs 9; the clamping assembly can utilize the embedded ribs 2 and the frame openings 3, so that the surface of the outer sleeve core shell 1 is formed into a convex-concave shape while the structural strength of the outer sleeve core shell is improved, the integral embedded degree in the production of a follow-up sliding plate is conveniently ensured, and the structural strength of the sliding plate is favorably ensured; when the buffer end rod 4 is used, the provided cavity opening 15 and the round slot opening 18 can be used for effectively performing light weight treatment; by means of the inner folding rod 16 and the inner cross beam 17, the self structural strength of the buffer end rod 4 can be guaranteed while the weight is reduced, so that the buffer operation of the buffer end rod is guaranteed to be smoothly carried out.
Embodiment two:
based on the PU anti-collision flax fiber balsa core board provided by the first embodiment of the present application, the second embodiment of the present application proposes another PU anti-collision flax fiber balsa core board. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
A second embodiment of the present application will be further described with reference to the drawings and embodiments.
As shown in fig. 7-8, the second embodiment further includes a plurality of connecting fins 19 fixedly connected between the outer walls of the two ends of the side cavity block 11 and the square opening sleeve 8, wherein extension lines of one ends of the plurality of connecting fins 19 converge at one point, a plurality of grid connecting ribs 22 are fixedly connected between the connecting fins 19 positioned on the outer side and the reinforcing angle plate 6, diamond-shaped table frames 20 are fixedly installed at corners of top ends of the square opening sleeve 8, and six positive frame ribs 21 are fixedly connected with outer walls of middle ends of the square opening sleeve 8.
By means of the structure, the overall connection stability of the upper and lower square mouth sleeves 8 can be respectively improved by utilizing the diamond-shaped watch frame 20 arranged on the outer wall of the square mouth sleeve 8 and the six-frame ribs 21 positioned in the center; the connecting fins 19 can well support and strengthen the space between the side cavity block 11 and the buffer end rod 4; the connection degree of the square opening sleeve 8 and the reinforcing angle plate 6 can be improved by utilizing the arranged grid connecting ribs 22, so that the overall structural strength of the core plate is further improved, and the impact resistance of the core plate is ensured.
The previous description is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (1)
1. The utility model provides a PU anticollision flax fiber balsawood slide core, is dull and stereotyped structural inner core board (7) including wholly, its characterized in that: the outer wall of the inner core plate (7) is provided with an outer sleeve core shell (1), clamping components are arranged on the outer walls of two sides of the outer sleeve core shell (1), a plurality of buffer components are arranged on the opposite sides of the inner core plate (7) and the outer sleeve core shell (1), connection reinforcing components are arranged on the opposite sides of the plurality of buffer components, the outer sleeve core shell (1) and the inner core plate (7), and side reinforcing components are arranged on the opposite sides of the two ends of the inner core plate (7) and the outer sleeve core shell (1);
the buffering assembly comprises a plurality of square mouth sleeves (8) fixedly arranged on one side, opposite to the outer sleeve core shell (1), of the inner core plate (7), partition blocks are arranged at the middle ends of the square mouth sleeves (8), the square mouth sleeves (8) are distributed in a staggered mode, the inner walls of the square mouth sleeves (8) and the two sides of the partition blocks form a buffering cavity, rigid buffering springs (10) are fixedly arranged on the inner walls of one ends of the buffering cavities, buffering end rods (4) in sliding connection with the inner walls of the buffering cavities are fixedly arranged at the end parts of the rigid buffering springs (10), and the end parts of the buffering end rods (4) are made of silica gel;
the buffer assembly comprises side cavity blocks (11) fixedly connected to two sides of the square opening sleeve (8), the side cavity blocks (11) are all communicated with the buffer cavity, a second-order rigid spring (12) is fixedly arranged on one side inner wall of the side cavity block (11), and inclined plane convex blocks (13) which are in sliding connection with the inner wall of the side cavity block (11) are fixedly arranged at the end parts of the second-order rigid springs (12);
the upper end and the lower end of the inclined plane convex block (13) are provided with inclined planes, one end, close to the inclined plane convex block (13), of the buffer end rod (4) is provided with inclined plane ends (14), and the inclined plane ends (14) are parallel to the inclined planes on the inclined plane convex block (13);
the connecting and reinforcing assembly comprises a plurality of reinforcing angle plates (6) which are fixedly connected between two corresponding square-mouth sleeves (8), and the middle ends of the reinforcing angle plates (6) are matched with the inner wall of the outer sleeve core shell (1);
the side edge reinforcing assembly comprises two wavy connecting plates (5) which are arranged on two sides of the inside of the outer sleeve core shell (1), the wavy connecting plates (5) are fixedly connected with the outer sleeve core shell (1) and the inner core plate (7), and the whole cross section of the wavy connecting plates (5) is L-shaped;
a plurality of reinforcing transverse ribs (9) which are uniformly distributed are fixedly connected among the wavy connecting plate (5), the reinforcing angle plate (6) and the square opening sleeve (8);
the clamping assembly comprises a plurality of embedded ribs (2) fixedly arranged on the outer walls of two sides of the outer sleeve core shell (1) at equal intervals, frame openings (3) which are distributed at equal intervals are fixedly arranged between the two corresponding embedded ribs (2), and the frame openings (3) are distributed in a staggered mode integrally;
a cavity opening (15) is formed in the buffer end rod (4), an inner supporting mechanism is arranged in the cavity opening (15), and the inner supporting mechanism comprises an inner folding rod (16) fixedly connected to the inner walls of the two ends of the cavity opening (15);
circular notches (18) are formed in one end, close to the inner folding rods (16), of the inner walls of the two sides of the cavity opening (15), and inner cross beams (17) are fixedly arranged in the corresponding two circular notches (18);
fixedly connected with a plurality of connecting fins (19) between side cavity piece (11) both ends outer wall and square mouth sleeve pipe (8), and the one end extension line of a plurality of connecting fins (19) is collected in a bit, is located the outside fixedly connected with a plurality of grid links muscle (22) between connecting fin (19) and the reinforcing angle board (6), a plurality of the equal fixed mounting in top corner of square mouth sleeve pipe (8) has diamond table frame (20), and the middle-end outer wall fixedly connected with positive six frame muscle (21) of a plurality of square mouth sleeve pipes (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037198.5A CN114377375B (en) | 2022-01-13 | 2022-01-13 | PU anticollision flax fiber balsawood slide core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210037198.5A CN114377375B (en) | 2022-01-13 | 2022-01-13 | PU anticollision flax fiber balsawood slide core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114377375A CN114377375A (en) | 2022-04-22 |
| CN114377375B true CN114377375B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210037198.5A Active CN114377375B (en) | 2022-01-13 | 2022-01-13 | PU anticollision flax fiber balsawood slide core |
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| Country | Link |
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| CN (1) | CN114377375B (en) |
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