CN213677001U - Tricycle fossil fragments frame - Google Patents
Tricycle fossil fragments frame Download PDFInfo
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- CN213677001U CN213677001U CN202022468189.0U CN202022468189U CN213677001U CN 213677001 U CN213677001 U CN 213677001U CN 202022468189 U CN202022468189 U CN 202022468189U CN 213677001 U CN213677001 U CN 213677001U
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- fossil fragments
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Abstract
The utility model provides a tricycle keel frame, which relates to the technical field of tricycle frames and comprises an inner keel, an outer keel, a connecting piece and a rear flat beam assembly, wherein the rear section of the inner keel is fixedly connected on the rear flat beam assembly, the front section of the inner keel is bent upwards and is fixedly connected with the connecting piece, the rear section of the outer keel is fixedly connected on the inner keel, the front section of the outer keel is bent upwards and is connected with the connecting piece, the outer keel is positioned outside the inner keel, the front section of the outer keel is positioned in front of the front section of the inner keel, and an inclined support piece is fixedly arranged between the front section of the outer keel and the front section of the inner keel; it has solved the relatively poor problem of shock resistance of tricycle frame on frame length direction among the prior art.
Description
Technical Field
The utility model belongs to the technical field of tricycle frame technique and specifically relates to a tricycle fossil fragments frame is related to.
Background
The frame is a main bearing part of the vehicle, the strength and the fatigue life of the frame are important for the vehicle, and particularly, the portability and the strength of the frame need to be comprehensively considered for small-sized light vehicles such as tricycles and the like which need to bear certain load; keel type frame is owing to have advantages such as easy to assemble and maintenance engine, and at present, the tricycle frame on the market mostly adopts two fossil fragments segmentation welding to form, and patent No. CN206107450U discloses a motor tricycle keel frame, but its anterior segment of interior fossil fragments and outer keel be in on same vertical plane and fixed connection on same crossbeam, lead to the frame to be relatively poor in the shock resistance of frame length direction.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides a tricycle fossil fragments frame, it has solved among the prior art the relatively poor problem of tricycle frame shock resistance on frame length direction.
According to the utility model discloses an embodiment, a tricycle fossil fragments frame, including interior fossil fragments, outer fossil fragments, connecting piece and back flat beam assembly, the back end fixed connection of interior fossil fragments in on the back flat beam assembly, the anterior segment of interior fossil fragments upwards buckle and with connecting piece fixed connection, the back end fixed connection of outer fossil fragments in on the interior fossil fragments, the anterior segment of outer fossil fragments upwards buckle and with the connecting piece links to each other, outer fossil fragments are located outside the inner fossil fragments, the anterior segment of outer fossil fragments is located before the anterior segment of inner fossil fragments, the anterior segment of outer fossil fragments with the diagonal brace piece has set firmly between the anterior segment of inner fossil fragments.
Compared with the prior art, the utility model discloses following beneficial effect has: the rear section of the inner keel is fixedly arranged on the rear flat beam assembly, the front section of the inner keel is bent upwards and fixedly connected with the connecting piece, the rear section of the outer keel is fixedly arranged on the inner keel, and the front section of the inner keel is bent upwards and fixedly connected with the connecting piece, so that the inner keel is fixedly arranged on the rear flat beam assembly and the outer keel is fixedly arranged on the inner keel; the front section of the outer keel is arranged in front of the front section of the inner keel, so that the front sections of the inner keel and the outer keel are not arranged on the same vertical plane, and the inclined supporting piece is fixedly arranged between the front section of the outer keel and the front section of the inner keel, so that the impact resistance of the frame in the length direction of the frame is enhanced.
Further, the inner keel includes left fossil fragments and right fossil fragments, the back end of left side fossil fragments with back flat beam assembly fixed connection, the anterior segment of left side fossil fragments includes the first extension section of upwards buckling and the first bending segment of inwards buckling, the bottom and the top of first extension section respectively with the back end of left side fossil fragments with the one end fixed connection of first bending segment, first bending segment deviates from the one end fixed connection of first extension section in on the connecting piece, the structure of right side fossil fragments with the structure of left side fossil fragments is the same, right side fossil fragments with left side fossil fragments distribute in the both sides of connecting piece.
Furthermore, the connecting piece includes two vertical walls that are parallel to each other, the connecting piece is the triangle plate form, the front end of connecting piece is equipped with the opening, each first bending segment deviates from each the one end of first extension respectively fixed connection in on the two vertical walls of connecting piece, the anterior segment of outer keel is including the second extension section of upwards buckling and the second bending segment of inwards buckling, the anterior segment of outer keel is the U-shaped of invering and its both ends all fixed connection in on the back end of inner keel, the bottom of second bending segment supports and leans on the opening.
Furthermore, the front section of the outer keel is parallel to the front section of the inner keel, the second bending section is connected with the first bending section through an L-shaped connecting plate, one side wall of the connecting plate is fixedly connected with the bottom of the second bending section, and the other side wall of the connecting plate is fixedly connected with one side of the first bending section opposite to the second bending section.
Furthermore, the bevel edge of the connecting piece is perpendicular to the side of the second bending section opposite to the first bending section.
Furthermore, the connecting piece is in the shape of a right-angle triangular plate, a front fork steering column is arranged on the connecting piece and located between the two vertical walls, the front fork steering column is parallel to and fixedly arranged on one right-angle edge of the connecting piece, and the front fork steering column faces to the rear flat beam assembly in an inclined mode.
Furthermore, two between the upright wall through reinforcing plate fixed connection, the both ends of reinforcing plate respectively with second bending segment with front fork steering column fixed connection.
Furthermore, a through hole is formed in the reinforcing plate, a sleeve used for installing the vehicle head vertical pipe is fixedly arranged on the reinforcing plate through a support, and one end of the sleeve penetrates through the through hole.
Furthermore, two ends of the diagonal bracing pieces are respectively and fixedly arranged on the outer side surface of the first extension section and the inner side surface of the second extension section, and the number of the diagonal bracing pieces is two and is symmetrically arranged on two sides of the connecting piece.
Further, back flat beam assembly includes boundary beam, front beam and rear beam, the quantity of boundary beam is two and all is on a parallel with the length direction of frame, the front beam with the rear beam set firmly respectively in two the anterior segment and the back end of boundary beam, the back end of interior fossil fragments includes middle part and afterbody, the middle part with the afterbody respectively fixed connection in the front beam with on the rear beam, the back end of outer fossil fragments set firmly in on the middle part.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
fig. 5 is a schematic structural view of the inner keel and the outer keel of the present invention;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
fig. 7 is a schematic structural diagram of the connecting member of the present invention.
In the above drawings: 1. an inner keel; 101. a first extension section; 102. a first bending section; 2. an outer keel; 201. a second extension section; 202. a second bending section; 3. a connecting member; 301. opening the gap; 4. a diagonal stay member; 5. a connecting plate; 6. a front fork steering column; 7. a reinforcing plate; 8. a support; 9. a headstock vertical pipe; 10. a sleeve; 11. a boundary beam; 12. a front cross member; 13. a rear cross member.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1, 3 and 4, an embodiment of the present invention provides a tricycle keel frame, which includes an inner keel 1, an outer keel 2, a connecting member 3 and a rear flat beam assembly, wherein a rear section of the inner keel 1 is fixedly connected to the rear flat beam assembly, a front section of the inner keel 1 is bent upward and is fixedly connected to the connecting member 3, a rear section of the outer keel 2 is fixedly connected to the inner keel 1, a front section of the outer keel 2 is bent upward and is connected to the connecting member 3, the outer keel 2 is located outside the inner keel 1, a front section of the outer keel 2 is located in front of the front section of the inner keel 1, and an inclined support member 4 is fixedly arranged between the front section of the outer keel 2 and the front section of the inner keel 1; it should be understood that the front sections of the inner and outer keels 1 and 2 are each one end near the front wheel of the frame.
The rear section of the inner keel 1 is fixedly arranged on the rear flat beam assembly, the front section of the inner keel 1 is bent upwards and fixedly connected with the connecting piece 3, the rear section of the outer keel 2 is fixedly arranged on the inner keel 1, and the front section of the inner keel 1 is bent upwards and fixedly connected with the connecting piece 3, so that the inner keel 1 is fixedly arranged on the rear flat beam assembly and the outer keel 2 is fixedly arranged on the inner keel 1; through setting up the anterior segment with outer keel 2 before inner keel 1's anterior segment for inner keel 1 and outer keel 2's anterior segment do not set firmly diagonal brace piece 4 on same vertical plane and between outer keel 2's anterior segment and inner keel 1's anterior segment, have strengthened the shock resistance of frame on frame length direction.
As shown in fig. 1, 3 and 4, the embodiment of the present invention provides a tricycle keel frame, in order to reduce the difficulty of forming the inner keel 1, the inner keel 1 comprises a left keel and a right keel, the rear section of the left keel is welded and fixed with the rear flat beam assembly, the front section of the left keel comprises a first extending section 101 bent upwards and a first bending section 102 bent inwards, the bottom end and the top end of the first extension segment 101 are respectively and fixedly connected with the rear segment of the left keel and one end of the first bending segment 102, preferably, the first extending section 101 and the first bending section 102 and the rear section of the left keel are integrally formed, the end of the first bending section 102 facing away from the first extension section 101 is welded to the connecting piece 3, the structure of the right keel is the same as that of the left keel, and the right keel and the left keel are symmetrically distributed on two sides of the connecting piece 3; by adopting the scheme, the welding surfaces of the left keel and the right keel and the connecting piece 3 are large, and the welding is firmer and the forming is convenient.
As shown in fig. 2, 4 and 7, an embodiment of the present invention provides a tricycle keel frame, in order to enhance the impact resistance of the connecting member 3 in the frame length direction, the connecting member 3 includes two vertical walls parallel to each other, the connecting member 3 is in a triangular plate shape, the front end of the connecting member 3 is provided with a notch 301, one end of each first bending section 102 departing from each first extending section 101 is respectively and fixedly connected to the two vertical walls of the connecting member 3, the front section of the outer keel 2 includes an upward-bent second extending section 201 and an inward-bent second bending section 202, the front section of the outer keel 2 is in an inverted U shape, both ends of the front section of the outer keel are both fixedly connected to the rear section of the inner keel 1, and the bottom of the second bending section 202 abuts against the notch 301; adopt above-mentioned scheme, second bending segment 202 and connecting piece 3 install and remove the convenience and opening 301 can realize better support to second bending segment 202, and when the frame bore frame length direction's impact, effort transmitted to interior fossil fragments 1 through connecting piece 3 from outer fossil fragments 2, and the connecting piece 3 of triangle-shaped has stability, provides better shock resistance for the frame.
As shown in fig. 3, 5 and 6, an embodiment of the present invention provides a tricycle keel frame, a front section of the outer keel 2 is parallel to a front section of the inner keel 1, the second bending section 202 is connected to the first bending section 102 through an L-shaped connecting plate 5, a side wall of the connecting plate 5 is welded and fixed to a bottom of the second bending section 202, and another side wall of the connecting plate is welded and fixed to a side of the first bending section 102 opposite to the second bending section 202; the connecting plate 5 fixedly connects the second bending section 202 to the first bending section 102, so that three-point connection is realized between the outer keel 2 and the inner keel 1 (three points are respectively that the rear section of the outer keel 2 is fixedly connected with the inner keel 1, the second extending section 201 is connected with the first extending section 101 through the diagonal bracing piece 4, and the first bending section 102 is connected with the second bending section 202 through the connecting plate 5, wherein the specific connection mode of the first extending section 101 and the second extending section 201 is described in detail later), and the connection is more reliable.
As shown in fig. 3 and 4, the embodiment of the present invention provides a tricycle keel frame, wherein the bevel edge of the connecting member 3 is perpendicular to the side of the second bending section 202 opposite to the first bending section 102; by adopting the scheme, no sharp point is generated at the joint of the second bending section 202 and the connecting piece 3, so that the connecting piece 3 is not easy to generate stress concentration when the frame bears the impact in the length direction of the frame, and the shock resistance of the frame is better.
As shown in fig. 1 and 4, an embodiment of the present invention provides a tricycle keel frame, in order to facilitate the manufacture of a connecting member 3, the connecting member 3 is formed by bending a steel plate, the connecting member 3 is in a right-angled triangular plate shape, in order to facilitate the installation of a steering system of a tricycle, a front fork steering column 6 is arranged on the connecting member 3, the front fork steering column 6 is located between two vertical walls, the front fork steering column 6 is parallel and welded on a right-angled edge of the connecting member 3, and by adopting the above scheme, the front fork steering column 6 is welded with the two vertical walls of the connecting member 3, and the welding is firm and reliable; the front fork steering column 6 is inclined toward the rear flat beam assembly; the specific structure of the front fork steering column 6 is conventional in the art and will not be described herein.
As shown in fig. 4 and 6, the embodiment of the utility model provides a tricycle fossil fragments frame, two through reinforcing plate 7 fixed connection between the founding wall, reinforcing plate 7 both ends respectively with second bending segment 202 with the welding of front fork steering column 6, reinforcing plate 7 plays the supporting role and can promote the anti frame length direction's of frame impact capacity to two founding walls of connecting piece 3.
As shown in fig. 6, an embodiment of the present invention provides a tricycle keel frame, in order to increase the space utilization rate of the frame, in the prior art, part of manufacturers design the axis of a head riser 9 and the axis of a front fork steering column 6 to be non-coaxial, in order to expand the application range of the frame, a through hole is provided on a reinforcing plate 7, a sleeve 10 for mounting the head riser 9 is fixedly provided on the reinforcing plate 7 through a bracket 8, and one end of the sleeve 10 passes through the through hole and can rotate in the through hole; the specific structures and installation manners of the head riser 9 and the sleeve 10 are conventional in the art, and are not described herein again.
As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a tricycle keel frame, wherein two ends of the diagonal support members 4 are respectively and fixedly disposed on the outer side surface of the first extension section 101 and the inner side surface of the second extension section 201, and the number of the diagonal support members 4 is two and symmetrically disposed on two sides of the connecting member 3; by adopting the scheme, the mechanism of the diagonal support piece 4 is simple, the installation is convenient, and the frame can bear the impact of a part of width directions while bearing the impact of the length direction of the frame due to the certain inclination angle of the diagonal support piece 4, the inner keel 1 and the outer keel 2.
As shown in fig. 1, an embodiment of the present invention provides a tricycle keel frame, the rear flat beam assembly includes two side beams 11, a front cross beam 12 and a rear cross beam 13, the number of the side beams 11 is two and is all parallel to the length direction of the frame, the front cross beam 12 and the rear cross beam 13 are parallel to each other, the front cross beam 12 and the rear cross beam 13 are respectively and fixedly disposed on the front section and the rear section of the two side beams 11, the rear section of the inner keel 1 includes a middle portion and a tail portion, the middle portion and the tail portion are respectively and fixedly connected to the front cross beam 12 and the rear cross beam 13, and the rear portion of the outer keel 2 is fixedly disposed on the middle portion; by adopting the scheme, the inner keel 1 is fixedly arranged on the outer keel 2, the outer keel 2 is fixedly arranged on the rear flat beam assembly, and then the connection of the whole frame is realized.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (10)
1. The utility model provides a tricycle fossil fragments frame which characterized in that: including interior fossil fragments (1), outer keel (2), connecting piece (3) and back flat beam assembly, the back end fixed connection of interior fossil fragments (1) in on the back flat beam assembly, the anterior segment of interior fossil fragments (1) upwards buckle and with connecting piece (3) fixed connection, the back end fixed connection of outer keel (2) in on interior fossil fragments (1), the anterior segment of outer keel (2) upwards buckle and with connecting piece (3) link to each other, outer keel (2) are located outside interior fossil fragments (1), the anterior segment of outer keel (2) is located before the anterior segment of interior fossil fragments (1), the anterior segment of outer keel (2) with diagonal brace piece (4) have set firmly between the anterior segment of interior fossil fragments (1).
2. A tricycle keel frame as claimed in claim 1, wherein: interior fossil fragments (1) include left fossil fragments and right fossil fragments, the back end of left side fossil fragments with back flat beam assembly fixed connection, the anterior segment of left side fossil fragments including upwards the first section of extending (101) of buckling and the first section of buckling (102) of inwards buckling, the bottom and the top of first section of extending (101) respectively with the back end of left side fossil fragments with the one end fixed connection of first section of buckling (102), first section of buckling (102) deviate from the one end fixed connection of first section of extending (101) in on connecting piece (3), the structure of right side fossil fragments with the structure of left side fossil fragments is the same, right side fossil fragments with left side fossil fragments distribute in the both sides of connecting piece (3).
3. A tricycle keel frame as claimed in claim 2, wherein: the connecting piece (3) includes two vertical walls that are parallel to each other, connecting piece (3) are triangular plate-shaped, the front end of connecting piece (3) is equipped with opening (301), each first bending segment (102) deviates from each the one end of first extension section (101) is fixed connection respectively in two on the vertical wall, the anterior segment of outer fossil fragments (2) is including the second extension section (201) of upwards buckling and the second bending segment (202) of inwards buckling, the anterior segment of outer fossil fragments (2) is the U-shaped of invering and its both ends all fixed connection in on the back end of inner keel (1), the bottom of second bending segment (202) supports and leans on opening (301).
4. A tricycle keel frame as claimed in claim 3, wherein: the front section of the outer keel (2) is parallel to the front section of the inner keel (1), the second bending section (202) is connected with the first bending section (102) through an L-shaped connecting plate (5), one side wall of the connecting plate (5) is fixedly connected with the bottom of the second bending section (202), and the other side wall of the connecting plate is fixedly connected to one side of the first bending section (102) opposite to the second bending section (202).
5. A tricycle keel frame according to claim 4, wherein: the inclined edge of the connecting piece (3) is perpendicular to the side of the second bending section (202) opposite to the first bending section (102).
6. A tricycle keel frame according to any of claims 3-5, wherein: the connecting piece (3) is in the shape of a right-angle triangular plate, a front fork steering column (6) is arranged on the connecting piece (3), the front fork steering column (6) is located between the vertical walls, the front fork steering column (6) is parallel to and fixedly arranged on a right-angle edge of the connecting piece (3), and the front fork steering column (6) faces to the rear flat beam assembly.
7. A tricycle keel frame as claimed in claim 6, wherein: the two vertical walls are fixedly connected through a reinforcing plate (7), and two ends of the reinforcing plate (7) are respectively and fixedly connected with the second bending section (202) and the front fork steering column (6).
8. A tricycle keel frame as claimed in claim 7, wherein: the reinforced concrete structure is characterized in that a through hole is formed in the reinforced plate (7), a sleeve (10) used for mounting the vehicle head vertical pipe (9) is fixedly arranged on the reinforced plate (7) through a support (8), and one end of the sleeve (10) penetrates through the through hole.
9. A tricycle keel frame as claimed in claim 3, wherein: the two ends of the diagonal bracing pieces (4) are fixedly arranged on the outer side surface of the first extension section (101) and the inner side surface of the second extension section (201) respectively, and the number of the diagonal bracing pieces (4) is two and is symmetrically arranged on the two sides of the connecting piece (3).
10. A tricycle keel frame as claimed in claim 1, wherein: the back flat beam assembly includes boundary beam (11), front beam (12) and rear beam (13), the quantity of boundary beam (11) is two and all is on a parallel with the length direction of frame, front beam (12) with rear beam (13) set firmly respectively in two the anterior segment and the back end of boundary beam (11), the back end of interior fossil fragments (1) includes middle part and afterbody, the middle part with the afterbody respectively fixed connection in front beam (12) with on rear beam (13), the back end of outer fossil fragments (2) set firmly in on the middle part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022468189.0U CN213677001U (en) | 2020-10-30 | 2020-10-30 | Tricycle fossil fragments frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022468189.0U CN213677001U (en) | 2020-10-30 | 2020-10-30 | Tricycle fossil fragments frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213677001U true CN213677001U (en) | 2021-07-13 |
Family
ID=76727004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022468189.0U Active CN213677001U (en) | 2020-10-30 | 2020-10-30 | Tricycle fossil fragments frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213677001U (en) |
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2020
- 2020-10-30 CN CN202022468189.0U patent/CN213677001U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20221214 Address after: 402260 No. 15, Manan Avenue, Zone B, Luohuang Industrial Park, Jiangjin District, Chongqing Patentee after: Chongqing Pokai Machinery Manufacturing Co.,Ltd. Address before: 402260 No. 2 Building, Block 2-7, Anjufang District, Yaohe Valley, Guoba Village, Luohuang Town, Jiangjin District, Chongqing Patentee before: CHONGQING DONGWO MOTORCYCLE INDUSTRY CO.,LTD. |