CN209739158U - front independent axle auxiliary frame - Google Patents
front independent axle auxiliary frame Download PDFInfo
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- CN209739158U CN209739158U CN201920446236.6U CN201920446236U CN209739158U CN 209739158 U CN209739158 U CN 209739158U CN 201920446236 U CN201920446236 U CN 201920446236U CN 209739158 U CN209739158 U CN 209739158U
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- frame
- reinforcing plate
- combination frame
- rocker arm
- shock absorber
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Abstract
The utility model belongs to low entry passenger train front axle auxiliary component field, concretely relates to preceding independent axle sub vehicle frame, its characterized in that: the left combination frame and the right combination frame are respectively and vertically arranged at the two ends of the bottom combination frame, the left combination frame and the right combination frame are symmetrical, and the left combination frame and the right combination frame are respectively in the same connection relation by a rocker arm support, a shock absorber support, a reinforcing plate, an upright post, a side pillar, a reinforcing plate upright post and an upright post base; the connection relation of the left combination frame or the right combination frame is as follows: two stands set up perpendicularly respectively in a stand base both sides, and two side stands will be separately in the stand upper portion and stand base correspond one side respectively and link to each other, and the reinforcing plate setting is between two stands, and the reinforcing plate outside level in proper order has set up a rocker arm support, a bumper shock absorber support, a rocker arm support, sets up the reinforcing plate stand respectively on reinforcing plate upper portion and lower part. The utility model discloses avoid using specific front axle, avoid damage influence, the bearing capacity that bring in the front axle toasts to be strong.
Description
Technical Field
The utility model belongs to low entry passenger train front axle auxiliary component field, concretely relates to preceding independent axle sub vehicle frame.
Background
According to the continuous expansion of the public transportation market, particularly the new energy market of the first-line city and the second-line city, the low-entrance (low-floor) market is more and more favored by the public transportation companies of various big cities. CN200920279398.1 discloses a high-efficiency electric bus chassis with a low floor and a full truss structure, and particularly discloses a frame chassis 1 which is formed into a closed frame structure by fixedly connecting a central main beam, side beams, beams and longitudinal beams, wherein the rear side of the frame chassis 1 is provided with an air suspension mechanism 2 consisting of a push rod, a shock absorber and an air bag, and the width of the beam of the frame chassis 1 is greater than the height of the beam so as to enhance the bearing capacity of a frame; the large-fall door type front axle 3 is connected with the frame chassis 1 through a push rod, a shock absorber and an air bag of the air suspension system 2. The low floor is realized mainly through a large-fall door type front axle, and the bearing capacity is met through the fact that the width of a cross beam of the frame chassis 1 is larger than the height of the cross beam. However, the independent front axle assembly adopts the installation process of on-site assembly welding of the axle, the production efficiency is low, the axle is sprayed with paint along with the framework, the axle is easy to be subjected to virtual paint and baked, the quality and the service life of the axle are affected if improper protection is realized, and meanwhile, in order to meet the bearing requirement, if the height of the cross beam is to be increased, the width of the cross beam is also greatly increased so as to meet the design requirement of a low entrance. On the basis of researching the prior art, the front independent axle auxiliary frame is provided according to a front axle structure form, a front axle shock absorber support and 8 groups of rocker arm support parts (4 groups of rocker arm supports comprising a left combination frame and a right combination frame and 4 groups of bottom door frame supporting feet are arranged in the auxiliary frame, the bottom door frame supporting feet (3-3) have the same functions and effects as the rocker arm supports (4), the positions and structures of the bottom door frame supporting feet (3-3) are different from the rocker arm supports (4), so that the names of the bottom door frame supporting feet are different from the rocker arm supports (4), and other accessories are taken out together, the auxiliary frame is welded in the framework together with the framework in the frame welding process and is anti-corrosive along with the framework, and the axle is installed after the sheet metal vehicle is painted.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an avoid using specific type front axle, avoid the front axle to spray paint and toast in the damage influence that brings, bearing capacity strong front independent axle sub vehicle frame.
the technical scheme of the utility model is that:
a front independent axle auxiliary frame comprises a left combination frame (1) and a right combination frame (2) which are respectively and vertically arranged at two ends of a bottom combination frame (3), a front wheel bin framework (7) can be welded along the outer side edge of the left combination frame (1), the outer side edge of the right combination frame (2) and the front and rear edges of the bottom combination frame (3), the left combination frame (1) and the right combination frame (2) are symmetrical, and the left combination frame (1) and the right combination frame (2) respectively form the same connection relation by a rocker arm support (4), a shock absorber support (5), a reinforcing plate (6), an upright post (11), a side pillar (12), a reinforcing plate upright post (13) and an upright post base (14); the connection relation of the left combined frame (1) or the right combined frame (2) is as follows: two stands (11) set up perpendicularly respectively in a stand base (14) both sides, two side stands (12) will be respectively stand (11) well upper portion and stand base (14) correspond one side separately and link to each other, reinforcing plate (6) set up between two stands (11), the reinforcing plate (6) outside is level in proper order and is provided with a rocking arm support (4), a bumper shock absorber support (5), a rocking arm support (4), set up reinforcing plate stand (13) respectively in reinforcing plate (6) upper portion and lower part, reinforcing plate stand (13) of lower part link to each other reinforcing plate (6) and stand base (14).
furthermore, the bottom combined frame (3) consists of a bottom door frame (3-1), a bracket (3-2) and bottom door frame supporting legs (3-3), the bracket (3-2) is arranged at the top of the bottom door frame (3-1), and the bottom door frame supporting legs (3-3) are respectively arranged at two sides of the bottom door frame (3-1); the bracket (3-2) connects the upright post base (14) of the left combined frame (1) with the upright post base (14) of the right combined frame (2).
Furthermore, a rocker arm support (4) in the left combination frame (1) is connected with the axle through a left rocker arm (9), a rocker arm support (4) in the right combination frame (2) is connected with the axle through a right rocker arm (9), a left shock absorber (10) is connected with a shock absorber support (5) in the left combination frame (1), and a right shock absorber (10) is connected with a shock absorber support (5) in the right combination frame (2).
Furthermore, the left side and the right side of the axle are respectively connected with the left wheel and the right wheel, and the top of the middle upper part of the left wheel and the top of the middle upper part of the right wheel can be covered by the front wheel bin framework (7).
furthermore, two reinforcing plate stand columns (13) are arranged on the upper portion of the reinforcing plate (6) in the left combination frame (1), and two reinforcing plate stand columns (13) are arranged on the upper portion of the reinforcing plate (6) in the right combination frame (2).
Furthermore, two parallel brackets (3-2) are arranged at the top of the bottom door frame (3-1), and the two brackets (3-2) are respectively used for connecting the bottom of the upright post base (14) of the left combined frame (1) with the bottom of the upright post base (14) of the right combined frame (2).
The utility model has the advantages that:
The utility model discloses independent design front axle sub vehicle frame, be in the same place front axle sub vehicle frame and skeleton welding when putting in order the welding of car skeleton, later carry out follow-up technology and installation front axle, and avoid traditional big drop door-type front axle of direct use and with its beading on the frame, do the first front axle of avoiding using specific type like this, the second is avoided traditional spraying paint in the welding with front axle and frame, technology such as toast leads to the fact the damage to the front axle, the third bearing capacity is strong, share the big load that traditional big drop door-type front axle must bear, and need not to change the structure of original frame.
drawings
FIG. 1 is a schematic perspective view of the subframe;
FIG. 2 is a schematic front view of the subframe connected to the front wheel well frame;
FIG. 3 is a rear view schematic of the front axle assembly;
FIG. 4 is a schematic view of a left combo box;
FIG. 5 is a schematic view of a right combo box;
FIG. 6 is a schematic view of a bottom combo box;
Wherein, 1: left combo box, 2: right combo box, 3: bottom combo frame, 3-1: bottom door frame, 3-2: bracket, 3-3: bottom door frame supporting legs, 4: rocker arm support, 5: damper bracket, 6: reinforcing plate, 7: front wheel bin skeleton, 8: wheel, 9: rocker arm, 10: damper, 11: column, 12: side pillar, 13: reinforcing plate column, 14: the stand base.
Detailed Description
The technical solution of the present invention will be further described and illustrated with reference to the accompanying fig. 1-6 and the following embodiments, but the present invention is not limited to the following embodiments.
Need to explain: the left combination frame (1) and the right combination frame (2) have the same components, the direct connection relations of the components are the same, and the left combination frame (1) and the right combination frame (2) are symmetrical in structure and shape.
A front independent axle auxiliary frame comprises a left combination frame (1) and a right combination frame (2) which are respectively and vertically arranged at two ends of a bottom combination frame (3), a front wheel bin framework (7) can be welded along the outer side edge of the left combination frame (1), the outer side edge of the right combination frame (2) and the front and rear edges of the bottom combination frame (3), the left combination frame (1) and the right combination frame (2) are symmetrical, and the left combination frame (1) and the right combination frame (2) respectively form the same connection relation by a rocker arm support (4), a shock absorber support (5), a reinforcing plate (6), an upright post (11), a side pillar (12), a reinforcing plate upright post (13) and an upright post base (14); the connection relation of the left combined frame (1) or the right combined frame (2) is as follows: two stands (11) set up perpendicularly respectively in a stand base (14) both sides, two side stands (12) will be respectively stand (11) well upper portion and stand base (14) correspond one side separately and link to each other, reinforcing plate (6) level sets up between two stands (11), the reinforcing plate (6) outside level in proper order is provided with one rocking arm support (4), a bumper shock absorber support (5), one rocking arm support (4), set up reinforcing plate stand (13) respectively in reinforcing plate (6) upper portion and lower part, reinforcing plate stand (13) of lower part link to each other reinforcing plate (6) and stand base (14). The bottom combined frame (3) is composed of a bottom door frame (3-1), brackets (3-2) and bottom door frame supporting legs (3-3), the bottom door frame supporting legs (3-3) are arranged on two sides of the bottom door frame (3-1) respectively, the two parallel brackets (3-2) are arranged at the top of the bottom door frame (3-1), and the two brackets (3-2) are used for connecting the bottom of an upright post base (14) of the left combined frame (1) with the bottom of an upright post base (14) of the right combined frame (2) respectively. The left rocker arm (9) is used for respectively connecting the rocker arm support (4) in the left combined frame (1) with the axle, the right rocker arm (9) is used for respectively connecting the rocker arm support (4) in the right combined frame (2) with the axle, the left shock absorber (10) is connected with the shock absorber support (5) in the left combined frame (1), and the right shock absorber (10) is connected with the shock absorber support (5) in the right combined frame (2). The left side and the right side of the axle are respectively connected with the left wheel and the right wheel, and the top of the middle upper part of the left wheel and the top of the right wheel can be covered by the front wheel bin framework (7).
Furthermore, two reinforcing plate stand columns (13) are arranged on the upper portion of the reinforcing plate (6) in the left combination frame (1), and two reinforcing plate stand columns (13) are arranged on the upper portion of the reinforcing plate (6) in the right combination frame (2).
It should be understood that the above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or directly or indirectly applied to other related technical fields are also included in the scope of the present invention.
Claims (6)
1. The utility model provides a preceding independent axle sub vehicle frame which characterized in that: the front wheel bin framework (7) can be welded along the outer side edge of the left combination frame (1), the outer side edge of the right combination frame (2) and the front and rear edges of the bottom combination frame (3), the left combination frame (1) and the right combination frame (2) are symmetrical, and the left combination frame (1) and the right combination frame (2) form the same connection relation through respective rocker arm supports (4), shock absorber supports (5), reinforcing plates (6), upright columns (11), side upright columns (12), reinforcing plate upright columns (13) and upright column bases (14); the connection relation of the left combined frame (1) or the right combined frame (2) is as follows: two stands (11) set up perpendicularly respectively in a stand base (14) both sides, two side stands (12) will be respectively stand (11) well upper portion and stand base (14) correspond one side separately and link to each other, reinforcing plate (6) set up between two stands (11), the reinforcing plate (6) outside is level in proper order and is provided with one rocking arm support (4), a bumper shock absorber support (5), one rocking arm support (4), set up reinforcing plate stand (13) respectively in reinforcing plate (6) upper portion and lower part, reinforcing plate stand (13) of lower part link to each other reinforcing plate (6) and stand base (14).
2. The front independent axle subframe of claim 1 wherein: the bottom combined frame (3) consists of a bottom door frame (3-1), a bracket (3-2) and bottom door frame supporting legs (3-3), the bracket (3-2) is arranged at the top of the bottom door frame (3-1), and the bottom door frame supporting legs (3-3) are respectively arranged at two sides of the bottom door frame (3-1); the bracket (3-2) connects the upright post base (14) of the left combined frame (1) with the upright post base (14) of the right combined frame (2).
3. The front independent axle subframe of claim 1 wherein: the left rocker arm (9) is used for respectively connecting the rocker arm support (4) in the left combined frame (1) with the axle, the right rocker arm (9) is used for respectively connecting the rocker arm support (4) in the right combined frame (2) with the axle, the left shock absorber (10) is connected with the shock absorber support (5) in the left combined frame (1), and the right shock absorber (10) is connected with the shock absorber support (5) in the right combined frame (2).
4. The front independent axle subframe of claim 3 wherein: the left side and the right side of the axle are respectively connected with the left wheel and the right wheel, and the middle upper parts of the left wheel and the right wheel can be covered by the front wheel bin framework (7).
5. The front independent axle subframe of claim 1 wherein: two reinforcing plate upright columns (13) are arranged on the upper portion of the reinforcing plate (6) in the left combined frame (1), and two reinforcing plate upright columns (13) are arranged on the upper portion of the reinforcing plate (6) in the right combined frame (2).
6. The front independent axle subframe of claim 2 wherein: two parallel brackets (3-2) are arranged at the top of the bottom door frame (3-1), and the two brackets (3-2) respectively connect the bottom of the upright post base (14) of the left combined frame (1) with the bottom of the upright post base (14) of the right combined frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446236.6U CN209739158U (en) | 2019-04-03 | 2019-04-03 | front independent axle auxiliary frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920446236.6U CN209739158U (en) | 2019-04-03 | 2019-04-03 | front independent axle auxiliary frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209739158U true CN209739158U (en) | 2019-12-06 |
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ID=68719598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920446236.6U Active CN209739158U (en) | 2019-04-03 | 2019-04-03 | front independent axle auxiliary frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209739158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927783A (en) * | 2019-04-03 | 2019-06-25 | 北京北方华德尼奥普兰客车股份有限公司 | Independent bridge subframe before one kind |
-
2019
- 2019-04-03 CN CN201920446236.6U patent/CN209739158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927783A (en) * | 2019-04-03 | 2019-06-25 | 北京北方华德尼奥普兰客车股份有限公司 | Independent bridge subframe before one kind |
| CN109927783B (en) * | 2019-04-03 | 2024-04-19 | 北京北方华德尼奥普兰客车股份有限公司 | Front independent bridge auxiliary frame |
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