CN218431404U - Basalt fiber composite crossbeam - Google Patents
Basalt fiber composite crossbeam Download PDFInfo
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- CN218431404U CN218431404U CN202222022501.2U CN202222022501U CN218431404U CN 218431404 U CN218431404 U CN 218431404U CN 202222022501 U CN202222022501 U CN 202222022501U CN 218431404 U CN218431404 U CN 218431404U
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- basalt fiber
- side beam
- fiber composite
- sliding groove
- basalt
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Abstract
The utility model relates to a basalt fiber composite girder, which comprises two basalt fiber composite side beam assemblies which are arranged in parallel and at intervals; the basalt fiber composite side beam assembly comprises a plurality of basalt fiber cross beams, wherein two basalt fiber composite side beam assemblies are connected, and the connecting parts are installed in a sliding mode. The utility model discloses the beneficial effect who reaches is: the strength is high, the weight is light, the maintenance cost is low, repeated debugging is not needed, and the installation is rapid.
Description
Technical Field
The utility model relates to a vehicle girder technical field, especially a basalt fiber composite girder.
Background
The girder of each type of existing vehicle is mainly made of steel plates, and the common steel beam structure is as follows: the two sides are arranged in parallel by using channel steel columns or rectangular steel columns, and the two are connected by a plurality of cross beam steel pieces. Because the steel structure is heavy, easy to rust, and the maintenance cost is high, the steel plate galvanization and other anti-corrosion treatments have serious influence on environmental pollution.
And during installation, the number of structural parts is large, so that repeated adjustment and splicing are needed, and time is consumed.
Based on this, design a neotype girder structure now, have light in weight, maintenance cost low, need not to debug repeatedly, install swift effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a basalt fiber composite girder, it has intensity height, light in weight, maintenance cost are low, need not to debug repeatedly, installs swift effect.
The purpose of the utility model is realized through the following technical scheme: a basalt fiber composite longeron comprising:
the two basalt fiber composite side beam assemblies are arranged in parallel at intervals;
and the plurality of basalt fiber cross beams connect the two basalt fiber composite side beam assemblies, and the joints are installed in a sliding manner.
Further, the basalt fiber composite side beam assembly comprises an outer side beam and an inner side beam;
the inner side surface of the outer side beam is provided with a sliding groove A along the length direction, and the outer side beam is integrally formed by stretching basalt fibers; the inner side surface of the inner side beam is provided with a sliding groove B along the length direction, and the sliding groove B is formed by integrally stretching basalt fibers; the inner side beams are slidably mounted in the sliding grooves A, and the basalt fiber cross beam is mounted with the sliding grooves B in a matched mode through tenon-shaped heads at the ends of the basalt fiber cross beam.
Further, the basalt fiber composite side beam assembly also comprises a filling part; the filling piece is arranged in the chute A in a matching manner, and two ends of the filling piece are respectively abutted against the adjacent basalt fiber cross beams to form a filling-limiting structure; the filling piece is provided with a weight reduction groove C along the length direction, and the weight reduction groove C is formed by integrally stretching basalt fibers; the rigidity of the basalt fiber composite side beam assembly is ensured.
Furthermore, the outer side beam and the inner side beam are both provided with mounting holes along the width direction;
the tenon-shaped heads at the two ends of the basalt fiber beam are provided with threaded holes A along the width direction;
the screw A is placed in the mounting hole and the threaded hole A, the inner end of the screw A is matched with the threaded hole A, and the outer end of the screw A is locked through a nut. Thereby the outer side beam, the inner side beam and the basalt fiber beam are arranged together.
Preferably, the tenon-shaped heads at the two ends of the basalt fiber beam are provided with threaded holes B along the length direction; the threaded hole B is crossed with the threaded hole A, and two ends of the threaded hole B are provided with stepped holes; after the screw A is screwed into the threaded hole A, the screw B is screwed into the threaded hole B and abuts against the screw A to be locked.
Preferably, the middle part of the screw A is a small diameter, and the small diameter and the two end parts form a limit step; the end of the screw B abuts against the limiting step.
Preferably, the tenon-shaped heads at the two ends of the basalt fiber beam are provided with threaded holes B along the length direction; the threaded hole B is crossed with the threaded hole A, and two ends of the threaded hole B are provided with stepped holes; and after the screw A is screwed into the threaded hole A, the screw B is screwed into the threaded hole B and is abutted against the screw A, and locking and limiting are carried out.
Furthermore, the cross section of the outer side beam is C-shaped, and the cross section of the inner side beam is E-shaped; the outer side beams are provided with weight-reducing slotted holes A along the length direction; the inner side surface of the inner side beam forms an upper sliding groove B and a lower sliding groove B along the length direction; the basalt fiber beam is provided with a weight-reducing slotted hole B along the length direction.
Further, the inner side beam is provided with an upper sliding groove B and a lower sliding groove B which are parallel; basalt fiber cross beams are arranged in the two sliding chutes B; or only one sliding chute B is provided with a basalt fiber beam.
The utility model has the advantages of it is following:
the whole basalt fiber composite girder is light in weight, not easy to rust, low in maintenance cost and capable of avoiding adverse effects of anticorrosive treatment on the environment;
the basalt fiber composite side beam assembly is formed by arranging the outer side beam, the inner side beam and the filling piece, so that the strength of the basalt fiber composite side beam assembly is ensured; meanwhile, the basalt fiber composite side beam assembly is divided into a plurality of pieces to be assembled into a whole, and a single piece is light in weight and convenient to assemble;
the arrangement of the mounting holes, the threaded holes A and the threaded holes B, the screw rods A and the screw rods B ensures that the whole basalt fiber composite girder is very simple and convenient to mount, fewer mounting auxiliary parts are used, and the mounting workload is low;
the filling piece ensures the strength of the basalt fiber composite side beam assembly, is beneficial to determining the distance between adjacent basalt fiber cross beams, and after one basalt fiber cross beam is installed, the other basalt fiber cross beam is naturally and easily positioned, so that the installation speed is further increased.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of the present invention with a filling member;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 is a schematic structural view of an outer side member;
FIG. 5 is a schematic structural view of a basalt fiber cross beam;
FIG. 6 is a schematic view of the packing element;
FIG. 7 is a schematic view of the screw A;
in the figure: 1-basalt fiber composite side beam assembly, 2-basalt fiber beam, 201-tenon type head, 202-weight reducing slotted hole B, 3-external side beam, 301-sliding groove A, 302-weight reducing slotted hole A, 4-internal side beam, 401-sliding groove B, 5-filling piece, 501-weight reducing groove C, 6-mounting hole, 7-threaded hole A, 8-screw rod A, 801-limiting step and 9-threaded hole B.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 3, a basalt fiber composite girder includes two basalt fiber composite side beam assemblies 1, a plurality of basalt fiber beams 2; the two basalt fiber composite side beam assemblies 1 are arranged in parallel at intervals; and the plurality of basalt fiber cross beams 2 connect the two basalt fiber composite side beam assemblies 1, and the plurality of basalt fiber cross beams 2 are arranged in parallel at intervals and are arranged at the connecting part in a sliding mode.
In the scheme, the basalt fiber composite side beam assembly 1 comprises an outer side beam 3 and an inner side beam 4; wherein, the inner side surface of the outer side beam 3 is provided with a sliding chute A301 along the length direction, and the sliding chute A301 is formed by integrally stretching basalt fibers; the inner side surfaces of the inner side members 4 have slide grooves B401 formed by integrally drawing basalt fibers in the longitudinal direction. When the basalt fiber beam is installed, the inner side beam 4 is firstly installed in the sliding groove A301 in a sliding mode, then the basalt fiber beam 2 is installed with the sliding groove B401 in a matching mode through the tenon type head 201 of the end of the basalt fiber beam, and finally locking is carried out.
In the present embodiment, as shown in fig. 2, 3, and 6, the basalt fiber composite side member assembly 1 further includes the filler 5. When the plurality of basalt fiber cross beams 2 and the sliding grooves B401 are installed, the filling member 5 is fittingly installed in the sliding groove a301, and both ends of the filling member 5 are respectively abutted against the adjacent basalt fiber cross beams 2, so that a filling-limiting structure is formed.
The basalt fiber composite side beam assembly 1 is assembled into a whole through the outer side beam 3, the inner side beam 4 and the filling piece 5, and the strength of the basalt fiber composite girder is guaranteed to the greatest extent; and because a plurality of pieces are assembled, a single piece is not particularly heavy, so that the lifting is very convenient, and the carrying is also convenient.
Further, the outer side member 3 has a C-shaped cross section, and the outer side member 3 has a weight-reduction groove hole a302 in the longitudinal direction. The inner side member 4 has an E-shaped cross section, and an upper and a lower slide grooves B401 are formed in an inner side surface thereof in a longitudinal direction. The packing 5 has weight-reducing grooves C501 in the longitudinal direction, which are integrally formed by drawing basalt fibers. The basalt fiber beam 2 is provided with a weight-reducing slotted hole B202 along the length direction, and is also integrally formed by stretching basalt fibers.
Further, the inner side member 4 has upper and lower two parallel slide grooves B401. According to the strength requirement, the basalt fiber cross beams 2 are arranged in both the two sliding chutes B401, or the basalt fiber cross beam 2 is arranged in only one sliding chute B401.
Optionally, as shown in fig. 2 to 6, a locking and fixing structure of the basalt fiber composite girder is also designed.
Specifically, the outer side member 3 and the inner side member 4 are each opened with a mounting hole 6 in the width direction; and the basalt fiber beam 2 is provided with a threaded hole A7 along the width direction at the tenon-shaped heads 201 at the two ends. When the mounting structure is mounted, the screw A8 is arranged in the mounting hole 6 and the threaded hole A7, the inner end of the screw A8 is matched with the threaded hole A, and the outer end of the screw A8 is locked through a nut. So that the outer side members 3, the inner side members 4, and the basalt fiber cross-members 2 are fitted together.
In the embodiment, the tenon-shaped heads 201 at two ends of the basalt fiber beam 2 are provided with threaded holes B9 along the length direction; and the threaded hole B9 and the threaded hole A7 are crossed, and the two ends of the threaded hole B are in a step shape. After the screw A8 is screwed into the threaded hole A7, the screw B is screwed into the threaded hole B and abuts against the screw A8 to be locked.
Further, the middle part of the screw A8 is a small diameter, and the small diameter and the two end parts form a limit step 801; when the end of the screw B is abutted against the position limiting step 801, the screw A8 is prevented from withdrawing, and the purpose of locking is achieved.
The above-described longitudinal direction is the longitudinal direction along the basalt fiber composite side member assembly 1; in the width direction, both refer to directions along the interval between the two basalt fiber composite side rail assemblies 1.
The above embodiments only represent preferred embodiments, and the description is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (8)
1. A basalt fiber composite girder is characterized in that: the method comprises the following steps:
the two basalt fiber composite side beam assemblies (1) are arranged in parallel at intervals;
and the plurality of basalt fiber cross beams (2) connect the two basalt fiber composite side beam assemblies (1), and the joints are installed in a sliding manner.
2. The basalt fiber composite crossbeam of claim 1, wherein: the basalt fiber composite side beam assembly (1) comprises an outer side beam (3) and an inner side beam (4);
the inner side surface of the outer side beam (3) is provided with a sliding groove A (301) along the length direction, and the sliding groove A is formed by integrally stretching basalt fibers;
the inner side beam (4) is provided with a sliding groove B (401) along the length direction on the inner side surface, and the sliding groove B is formed by integrally stretching basalt fibers;
the internal side beam (4) is slidably mounted in the sliding groove A (301), and the basalt fiber cross beam (2) is mounted with the sliding groove B (401) in a matched mode through a tenon-shaped head (201) at the end of the basalt fiber cross beam.
3. The basalt fiber composite stringer according to claim 2, wherein: the basalt fiber composite side beam assembly (1) further comprises a filling piece (5);
the filling piece (5) is arranged in the sliding chute A (301) in a matching manner, and two ends of the filling piece are respectively abutted against the adjacent basalt fiber cross beams (2) to form a filling-limiting structure;
the filling piece (5) is provided with a weight reduction groove C (501) along the length direction, and the weight reduction groove C is formed by integrally stretching basalt fibers.
4. The basalt fiber composite crossbeam of claim 2, wherein: the outer side beam (3) and the inner side beam (4) are both provided with mounting holes (6) along the width direction;
threaded holes A (7) are formed in the tenon-shaped heads (201) at the two ends of the basalt fiber cross beam (2) along the width direction;
the screw rod A (8) is placed in the mounting hole (6) and the threaded hole A (7), the inner end of the screw rod A (8) is matched with the threaded hole A (7), and the outer end of the screw rod A (8) is locked through a nut.
5. The basalt fiber composite crossbeam of claim 4, wherein: threaded holes B (9) are formed in tenon-shaped heads (201) at two ends of the basalt fiber beam (2) along the length direction;
the threaded hole B (9) is crossed with the threaded hole A (7), and the two ends of the threaded hole B are provided with stepped holes;
after the screw A (8) is screwed into the threaded hole A (7), the screw B is screwed into the threaded hole B and abuts against the screw A (8) to be locked.
6. The basalt fiber composite stringer according to claim 5, wherein: the middle part of the screw A (8) is a small diameter, and the small diameter and the two end parts form a limiting step (801);
the end of the screw B abuts against the position limiting step (801).
7. The basalt fiber composite crossbeam of claim 2, wherein: the section of the external side beam (3) is C-shaped, and the section of the internal side beam (4) is E-shaped;
the outer side member (3) has a weight-reduction groove hole A (302) in the length direction;
the inner side beam (4) is provided with an upper sliding groove B and a lower sliding groove B (401) along the length direction;
the basalt fiber beam (2) is provided with a weight-reducing slotted hole B (202) along the length direction.
8. The basalt fiber composite stringer according to claim 3, wherein: the inner side beam (4) is provided with an upper sliding groove B and a lower sliding groove B (401) which are parallel;
basalt fiber cross beams (2) are arranged in the two sliding chutes B (401);
or only one chute B (401) is provided with the basalt fiber beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022501.2U CN218431404U (en) | 2022-08-02 | 2022-08-02 | Basalt fiber composite crossbeam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022501.2U CN218431404U (en) | 2022-08-02 | 2022-08-02 | Basalt fiber composite crossbeam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218431404U true CN218431404U (en) | 2023-02-03 |
Family
ID=85093673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222022501.2U Active CN218431404U (en) | 2022-08-02 | 2022-08-02 | Basalt fiber composite crossbeam |
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| Country | Link |
|---|---|
| CN (1) | CN218431404U (en) |
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2022
- 2022-08-02 CN CN202222022501.2U patent/CN218431404U/en active Active
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