CN206012723U - Tow hook arrangement structure for asymmetric edge beam type frame - Google Patents
Tow hook arrangement structure for asymmetric edge beam type frame Download PDFInfo
- Publication number
- CN206012723U CN206012723U CN201620959362.8U CN201620959362U CN206012723U CN 206012723 U CN206012723 U CN 206012723U CN 201620959362 U CN201620959362 U CN 201620959362U CN 206012723 U CN206012723 U CN 206012723U
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- China
- Prior art keywords
- longeron
- connecting plate
- crossbeam
- towing hook
- left connecting
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- 241000826860 Trapezium Species 0.000 claims description 16
- 230000007704 transition Effects 0.000 claims description 10
- 210000001015 abdomen Anatomy 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model provides an asymmetric edge beam formula tow hook arrangement structure for frame, left longeron (1) and right longeron (2) notch set up relatively, and right longeron (2) upper wing face is less than left longeron (1) upper wing face, left longeron (1) lower wing face is provided with crossbeam left connecting plate (6) of cell type cross-section, right longeron (2) inboard is provided with crossbeam right connecting plate (7) of cell type cross-section, crossbeam left connecting plate (6) and crossbeam right connecting plate (7) notch set up relatively, and crossbeam left connecting plate (6) upper wing face and right longeron (2) upper wing face looks parallel and level, front beam (3) both ends set up respectively in crossbeam left connecting plate (6) and crossbeam right connecting plate (7) notch, tow hook assembly (9) lower wing face passes through crossbeam left connecting plate (6) and fixes on the upper wing face of front beam (3). The towing hook with a complex structure and a large size is fixed on the front cross beam (3), and the requirements of the position and the height of the towing hook for the front wall of the vehicle body are met.
Description
Technical field
This utility model is related to a kind of towing hook arrangement, more specifically to a kind of asymmetric straight frame with dragging
Hook arrangement, belongs to Bus Technology field.
Background technology
Urban bus are tied using a kind of asymmetric straight frame of left-right longeron for reducing passenger doors riser height
Structure, i.e. right vertical beam top airfoil have larger drop well below left longeron top airfoil, left-right longeron top airfoil.This kind of asymmetric side
The front beam of girder frame structure is often connected using circular hollow section crossbeam, referring specifically to shown in Fig. 3;But, circular hollow section
Front beam cannot fix large scale towing hook assembly, and on left longeron or right vertical beam lower aerofoil, therefore not towing hook assembly can only be arranged in
The needs of coach front surrounding difference towing hook hole position can be met.
Content of the invention
This utility model for towing hook assembly in existing asymmetric straight frame structure can only be arranged in left longeron or
On right vertical beam lower aerofoil, can not meet coach front surrounding difference towing hook hole position needs the problems such as, there is provided a kind of asymmetric edge-beam type
Vehicle frame towing hook arrangement.
For achieving the above object, technical solution of the present utility model is:A kind of asymmetric straight frame towing hook
Arrangement, the left longeron, the right vertical beam of rectangle and trapezium channel section, front beam and towing hook assembly including rectangle and trapezium channel section, described left longeron
It is oppositely arranged with right vertical beam notch, and right vertical beam top airfoil is less than left longeron top airfoil, the left longeron lower aerofoil is provided with groove
The beam left connecting plate in type section, is provided with the crossbeam right connection board of rectangle and trapezium channel section, described crossbeam on the inside of described right vertical beam
Left connection board and crossbeam right connection board notch are oppositely arranged, and beam left connecting plate top airfoil and right vertical beam top airfoil flush,
Described front beam two ends are separately positioned in beam left connecting plate and crossbeam right connection board notch, the towing hook assembly lower aerofoil
It is fixed on the top airfoil of front beam by beam left connecting plate.
The left side rail inner is provided with the longeron shrouding of rectangle and trapezium channel section, and left longeron and longeron shrouding notch are oppositely arranged,
Described towing hook assembly is bolted on the longeron shrouding outside of belly.
The outer web surface of the left longeron is connected by transition connecting plate with the outer outside of belly of beam left connecting plate.
Described transition connecting plate is provided with reinforcement flange.
Upper padding plate is provided between described beam left connecting plate and front beam.
Compared with prior art, the beneficial effects of the utility model are:
1st, in this utility model.Formed by left longeron, shrouding, beam left connecting plate and transition connecting plate and be close to Type B
Cross section structure, makes beam left connecting plate top airfoil and right vertical beam top airfoil level, not only realizes the connection of the big drop of left-right longeron;
And the fixation of complex structure, larger-size towing hook on front beam is can achieve, meet body front wall towing hook position and height
The requirement of degree.
2 while, part process of the present utility model is simple, with low cost, be easily achieved.
Description of the drawings
Fig. 1 is this utility model structural representation.
Fig. 2 is this utility model side view.
Fig. 3 is existing asymmetric straight frame front beam attachment structure figure.
In figure, left longeron 1, right vertical beam 2, front beam 3, transition connecting plate 4, longeron shrouding 5, beam left connecting plate 6, crossbeam
Right connection board 7, upper padding plate 8, towing hook assembly 9.
Specific embodiment
This utility model is described in further detail below in conjunction with description of the drawings and specific embodiment.
Referring to Fig. 1 to Fig. 2, a kind of asymmetric straight frame towing hook arrangement is related to a kind of left-right longeron not right
The arrangement and attachment structure of the edge-beam type bus frame towing hook assembly 9 of title;Left longeron 1, rectangle and trapezium channel section including rectangle and trapezium channel section
Right vertical beam 2, front beam 3 and towing hook assembly 9.Described left longeron 1 and 2 notch of right vertical beam are oppositely arranged;And 2 top airfoil of right vertical beam
Less than 1 top airfoil of left longeron, i.e., between the left top airfoil of longeron 1 and the top airfoil of right vertical beam 2, there is larger drop, it is impossible to directly
Connected with prismatic channel beam.
Referring to Fig. 1 to Fig. 2,1 lower aerofoil of left longeron is provided with the beam left connecting plate 6 of rectangle and trapezium channel section, specifically, left
1 lower aerofoil of longeron is connected with the beam left connecting plate 6 of rectangle and trapezium channel section by bolt;Groove is provided with the inside of described right vertical beam 2
The crossbeam right connection board 7 in type section.Described beam left connecting plate 6 and 7 notch of crossbeam right connection board are oppositely arranged, and crossbeam is left
6 top airfoil of connecting plate and 2 top airfoil flush of right vertical beam;Increase the left connection of crossbeam of rectangle and trapezium channel section in 1 lower aerofoil of left longeron
Plate 6, extends the connection height of left longeron 1 straight down, makes 6 top airfoil of beam left connecting plate and 2 top airfoil level of right vertical beam.Institute
The section that states is separately positioned in 7 notch of beam left connecting plate 6 and crossbeam right connection board for 3 two ends of front beam of grooved, i.e., before
Can be realized being connected with left longeron 1,2 leading portion of right vertical beam by beam left connecting plate 6, crossbeam right connection board 7 at 3 or so two ends of crossbeam.
Referring to Fig. 1 to Fig. 2, straight 3 top airfoil of front beam is easy to the arrangement of towing hook assembly 9,9 bottom wing of towing hook assembly
Face is fixed on the top airfoil of front beam 3 by beam left connecting plate 6.Specifically, described towing hook assembly 9 passes through the left company of crossbeam
Fishplate bar 6 using bolt or is weldingly fixed on the top airfoil of front beam 3, bonding strength reliability.
Referring to Fig. 1 to Fig. 2, the longeron shrouding 5 of rectangle and trapezium channel section, left longeron 1 and longeron envelope on the inside of the left longeron 1, is provided with
5 notch of plate is oppositely arranged, and described 9 side of towing hook assembly is bolted on 5 outside of belly of longeron shrouding.
Referring to Fig. 1 to Fig. 2,1 outer web surface of the left longeron passes through transition connecting plate 4 with the 6 outer outside of belly of beam left connecting plate
It is connected.Specifically, transition connecting plate about 4 two parts by the left 1 outer web surface of longeron of rivet interlacement and beam left connecting plate 6
Outer web surface.
Referring to Fig. 1 to Fig. 2, described transition connecting plate 4 is provided with reinforcement flange.Strengthen flange and enhance bonding strength.
Referring to Fig. 1 to Fig. 2, between described beam left connecting plate 6 and front beam 3, upper padding plate 8 is provided with.
Referring to Fig. 1 to Fig. 2, in this utility model, in the beam left connecting plate 6 that 1 lower aerofoil of left longeron increases rectangle and trapezium channel section,
Extend the connection height of left longeron 1, left longeron 1, longeron shrouding 5, beam left connecting plate 6 and 4 shape of transition connecting plate straight down
Into the cross section structure for being close to Type B, 6 top airfoil of beam left connecting plate and 2 top airfoil level of right vertical beam is made, left longeron 1 and the right side is realized
The connection of 2 big drop of longeron, therefore 3 or so two ends of front beam can be by beam left connecting plate 6, the right connection of upper padding plate 8, crossbeam
Plate 7 is realized being connected with left longeron 1,2 leading portion of right vertical beam.Complex structure, larger-size towing hook assembly 9 also can achieve simultaneously front
Fixation on crossbeam 3, meets the requirement of body front wall towing hook position height;Low-floor bus can be especially widely used in
On, can realize that low-floor bus arrange the requirement of height to towing hook.
Above content is with reference to specific preferred implementation further detailed description of the utility model, it is impossible to
Identification is of the present utility model to be embodied as being confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace, said structure can also be made
Protection domain of the present utility model should be all considered as belonging to.
Claims (5)
1. a kind of asymmetric straight frame towing hook arrangement, including the left longeron of rectangle and trapezium channel section(1), rectangle and trapezium channel section the right side
Longeron(2), front beam(3)With towing hook assembly(9), described left longeron(1)And right vertical beam(2)Notch is oppositely arranged, and right vertical
Beam(2)Top airfoil is less than left longeron(1)Top airfoil, it is characterised in that:The left longeron(1)Lower aerofoil is provided with rectangle and trapezium channel section
Beam left connecting plate(6), described right vertical beam(2)Inner side is provided with the crossbeam right connection board of rectangle and trapezium channel section(7), described crossbeam
Left connection board(6)With crossbeam right connection board(7)Notch is oppositely arranged, and beam left connecting plate(6)Top airfoil and right vertical beam(2)On
Aerofoil flush, described front beam(3)Two ends are separately positioned on beam left connecting plate(6)With crossbeam right connection board(7)Notch
Interior, the towing hook assembly(9)Lower aerofoil passes through beam left connecting plate(6)It is fixed on front beam(3)Top airfoil on.
2. a kind of asymmetric straight frame towing hook arrangement according to claim 1, it is characterised in that:The left side
Longeron(1)Inner side is provided with the longeron shrouding of rectangle and trapezium channel section(5), left longeron(1)With longeron shrouding(5)Notch is oppositely arranged, institute
The towing hook assembly that states(9)It is bolted on longeron shrouding(5)On the outside of belly.
3. a kind of asymmetric straight frame towing hook arrangement according to claim 1, it is characterised in that:The left side
Longeron(1)Outer web surface and beam left connecting plate(6)The outer outside of belly passes through transition connecting plate(4)It is connected.
4. a kind of asymmetric straight frame towing hook arrangement according to claim 3, it is characterised in that:Described
Transition connecting plate(4)It is provided with reinforcement flange.
5. a kind of asymmetric straight frame towing hook arrangement according to claim 1, it is characterised in that:Described
Beam left connecting plate(6)With front beam(3)Between be provided with upper padding plate(8).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620959362.8U CN206012723U (en) | 2016-08-26 | 2016-08-26 | Tow hook arrangement structure for asymmetric edge beam type frame |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620959362.8U CN206012723U (en) | 2016-08-26 | 2016-08-26 | Tow hook arrangement structure for asymmetric edge beam type frame |
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Publication Number | Publication Date |
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CN206012723U true CN206012723U (en) | 2017-03-15 |
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CN201620959362.8U Active CN206012723U (en) | 2016-08-26 | 2016-08-26 | Tow hook arrangement structure for asymmetric edge beam type frame |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106143619A (en) * | 2016-08-26 | 2016-11-23 | 东风商用车有限公司 | Tow hook arrangement structure for asymmetric edge beam type frame |
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2016
- 2016-08-26 CN CN201620959362.8U patent/CN206012723U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106143619A (en) * | 2016-08-26 | 2016-11-23 | 东风商用车有限公司 | Tow hook arrangement structure for asymmetric edge beam type frame |
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