CN222496443U - Auxiliary frame, chassis and vehicle - Google Patents
Auxiliary frame, chassis and vehicle Download PDFInfo
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- CN222496443U CN222496443U CN202421400853.XU CN202421400853U CN222496443U CN 222496443 U CN222496443 U CN 222496443U CN 202421400853 U CN202421400853 U CN 202421400853U CN 222496443 U CN222496443 U CN 222496443U
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- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000003466 welding Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000009924 canning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
An auxiliary frame, a chassis and a vehicle relate to the technical field of engineering vehicles. The auxiliary frame comprises two longitudinal beams and a plurality of cross beams connected between the two longitudinal beams. The beam is provided with a fixing hole. The axis direction of the fixing hole is perpendicular to the extending direction of the longitudinal beam. The longitudinal beam is connected with a supporting seat at one side deviating from the fixed hole. The supporting seat is provided with a connecting hole. The base plate is provided with the auxiliary frame. The auxiliary frame is connected with the chassis through a supporting seat. The vehicle comprises a tank body and the chassis. The auxiliary frame is arranged between the tank body and the chassis. The fixed hole is used for being connected with the tank body. According to the utility model, a bracket is not required to be welded on the outer side of the longitudinal beam, so that the welding amount of the auxiliary frame is reduced, and the deformation of the auxiliary frame during welding is avoided.
Description
Technical Field
The utility model relates to the technical field of engineering vehicles, in particular to a subframe, a chassis and a vehicle.
Background
The auxiliary frame is a main bearing component of the fire engine, the whole fire engine is connected with the chassis through the auxiliary frame, in special fire engine, the auxiliary frame not only meets the loading requirement of the whole fire engine, reduces the gravity center of the whole fire engine, but also arranges a bracket connected with the loading and the chassis on the side surface of the auxiliary frame.
The inventor researches that the prior auxiliary frame is connected with the upper chassis and the lower chassis by independently arranging the bracket on the side surface, the bracket is required to be welded on the side surface of the auxiliary frame, and the welding amount is large during processing, so that the deformation is easy to occur.
Disclosure of utility model
The utility model aims to provide a subframe, a chassis and a vehicle, which can reduce the welding amount of the subframe and prevent the subframe from deforming.
Embodiments of the present utility model are implemented as follows:
In a first aspect, the utility model provides an auxiliary frame, which comprises two longitudinal beams and a plurality of cross beams connected between the two longitudinal beams, wherein the cross beams are provided with fixing holes, the axial direction of each fixing hole is perpendicular to the extending direction of each longitudinal beam, one side of each longitudinal beam, which is away from each fixing hole, is connected with a supporting seat, and each supporting seat is provided with a connecting hole.
In an alternative embodiment, the support base includes a support plate, the support plate with the longeron is kept away from one side of fixed orifices is connected, seted up in the support plate the connecting hole, the connecting hole includes first connecting hole and second connecting hole, first connecting hole with the second connecting hole is followed the extending direction setting of longeron.
In an alternative embodiment, an elastic member is disposed between the support plate and the longitudinal beam, and two ends of the elastic member respectively support the support plate and the longitudinal beam.
In an alternative embodiment, the number of the supporting seats is a plurality, and the supporting seats on the same longitudinal beam are arranged at intervals.
In an alternative embodiment, the support seats are arranged opposite to each other in position on the two stringers.
In an alternative embodiment, the two ends of the cross beam are respectively provided with a reinforcing rib, and the two ends of the reinforcing rib are respectively and fixedly connected with the cross beam and the longitudinal beam.
In an alternative embodiment, the material of the longitudinal beam is a C-section steel, and the notch of the C-section steel faces to the side far away from the cross beam.
In an alternative embodiment, the material of the cross beam is a U-shaped steel, and the notch of the U-shaped steel faces to the side far away from the fixing hole.
In a second aspect, the present utility model provides a chassis on which is mounted a subframe according to any one of the preceding embodiments, the subframe being connected to the chassis by the support base.
In a third aspect, the present utility model provides a vehicle, including a tank and a chassis according to the foregoing embodiment, where the auxiliary frame is disposed between the tank and the chassis, and the fixing hole is used to connect the tank.
The embodiment of the utility model has the beneficial effects that:
The auxiliary frame comprises two longitudinal beams and a plurality of cross beams connected between the two longitudinal beams. The lateral surface of the cross beam parallel to the extending direction of the longitudinal beam is provided with a fixing hole. The longitudinal beam is connected with a supporting seat at one side deviating from the fixed hole. The supporting seat is provided with a connecting hole. According to the utility model, the cross beams are connected between the longitudinal beams, the fixing holes are formed in the cross beams and are used for being connected with the upper canning body, and the support seat at one side of the longitudinal beams, which is away from the fixing holes, is connected with the lower chassis, so that a bracket is not required to be independently welded at the outer side of the longitudinal beams, the welding amount of the auxiliary frame is reduced, and the deformation of the auxiliary frame during welding is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an auxiliary frame according to an embodiment of the present utility model;
Fig. 2 is an enlarged view of a portion a in fig. 1.
The icons are 100-auxiliary frames, 10-longitudinal beams, 11-supporting seats, 111-supporting plates, 112-elastic pieces, 113-connecting holes, 1131-first connecting holes, 1132-second connecting holes, 20-cross beams, 21-fixing holes, 211-first group fixing holes, 212-second group fixing holes, 22-reinforcing ribs, 23-first intervals, 24-second intervals, 25-third intervals and 200-chassis.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
First embodiment
Referring to fig. 1, the present embodiment provides a subframe 100, which includes two side members 10 and a plurality of cross members 20 connected between the two side members 10. The cross beam 20 is provided with a fixing hole 21. The axial direction of the fixing hole 21 is perpendicular to the extending direction of the side member 10. The longitudinal beam 10 is connected to a support seat 11 on the side facing away from the fastening hole 21. The supporting base 11 is provided with a connection hole 113.
In this embodiment, two stringers 10 are arranged in parallel at a distance from each other. Two ends of the cross beam 20 are fixedly connected with the two longitudinal beams 10 through bolts respectively. The extending direction of the cross member 20 is perpendicular to the extending direction of the side member 10. The length of the cross member 20 is equal to the distance between the two stringers 10. It is understood that the spacing between two stringers 10 refers to the spacing between the opposing sides of two stringers 10. That is, it is only necessary to ensure that the opposite sides of the two stringers 10 are parallel. The two side surfaces of the two stringers 10 facing outward may be parallel or non-parallel, and the present utility model is not limited thereto.
In the present embodiment, the number of cross members 20 is four, and are arranged at parallel intervals in the extending direction along the side members 10. In other embodiments, the number of the cross beams 20 may be two, three, etc., and the present utility model is not limited thereto. Specifically, a first space 23, a second space 24, and a third space 25 are sequentially formed between the four cross members 20. In the present embodiment, the length of the first interval 23 and the length of the third interval 25 are both smaller than the length of the second interval 24. In other embodiments, the first, second and third spaces 23, 24 and 25 may be provided to have the same length, and the present utility model is not limited thereto.
To achieve an adjustment of the position of the cross member 20, in this embodiment the cross member 20 and the longitudinal member 10 are detachably connected. Specifically, the side members 10 are provided with mounting holes (not shown) arranged at intervals along the extending direction of the side members 10. The cross member 20 is fixed between the two side members 10 through mounting holes at both ends of the cross member 20.
Further, the number of the fixing holes 21 on the cross member 20 is plural. The plurality of fixing holes 21 are provided at intervals in the extending direction along the cross member 20. It will be appreciated that the axial direction of the fixing hole 21 is perpendicular to the extension direction of the stringers 10.
Specifically, the fixing holes 21 include a first group of fixing holes 211 and a second group of fixing holes 212. The first set of fixing holes 211 and the second set of fixing holes 212 are provided on the cross member 20 near both ends of the two side members 10, respectively. In the present embodiment, the number of the first group of fixing holes 211 and the second group of fixing holes 212 is three. In other embodiments, the number of the first set of fixing holes 211 and the second set of fixing holes 212 may be two, four, etc., and the number of the first set of fixing holes 211 may be different from the number of the second set of fixing holes 212, which is not limited in the present utility model.
Referring to fig. 2, in the present embodiment, the support base 11 includes a support plate 111. The support plate 111 is connected to a side of the stringers 10 remote from the fixing holes 21. The support plate 111 is provided with a connection hole 113. The connection hole 113 includes a first connection hole 1131 and a second connection hole 1132. The first coupling hole 1131 and the second coupling hole 1132 are provided along the extension direction of the side member 10. It will be appreciated that the fixing holes 21 and the connecting holes 113 are located at both sides of the sub-frame 100, respectively, for connecting the structures of both sides of the sub-frame 100.
In order to alleviate the impact of the connection structure, in the present embodiment, an elastic member 112 is provided between the support plate 111 and the side member 10. Both ends of the elastic member 112 abut against the support plate 111 and the side member 10, respectively. In this embodiment, the elastic member 112 is a spring, and both ends of the spring respectively abut against the support plate 111 and the side member 10.
Specifically, the number of the supporting seats 11 is plural. The supporting seats 11 on the same longitudinal beam 10 are arranged at intervals. In the present embodiment, there are six support seats 11, and three support seats 11 are provided on each side member 10. The supporting seats 11 are equally spaced. In other embodiments, the number of the supporting seats 11 may be two, four, eight, etc., and the spacing between the supporting seats 11 may be set according to specific needs, which is not limited by the present utility model.
It will be appreciated that in this embodiment the support plates 111 are bolted to the underlying chassis 200 to the stringers 10. The elastic member 112 is provided between the support plate 111 and the side member 10, so that the impact between the chassis 200 and the tank connected to both ends of the sub-frame 100 can be relieved.
Further, the positions of the support seats 11 on the two stringers 10 are oppositely arranged. It will be appreciated that in this embodiment, holes are preset in the stringers 10, and then the stringers 10 and the support base 11 are fixed by bolts. The supporting seat 11 is arranged at the positions of the two longitudinal beams 10 relatively, so that the position of the supporting seat 11 on the longitudinal beams 10 is fixed, the hole positions on the longitudinal beams 10 are fixed, and the longitudinal beams 10 are convenient to process in batches.
In this embodiment, the cross beam 20 is provided with reinforcing ribs 22 at both ends. Both ends of the reinforcing rib 22 are fixedly connected with the cross beam 20 and the longitudinal beam 10, respectively. It will be appreciated that the reinforcing bars 22 serve to strengthen the longitudinal beams 10 and cross beams 20. The reinforcing ribs 22 are provided in an "L" shape, and the both ends thereof are respectively attached to the side members 10 and the cross members 20. In other embodiments, the reinforcing ribs 22 may be disposed in a linear shape, and the two ends are connected to the longitudinal beam 10 and the transverse beam 20, respectively, so long as the connection between the longitudinal beam 10 and the transverse beam 20 can be reinforced, and the present utility model is not limited thereto.
Further, in the present embodiment, both ends of the reinforcing bars 22 are connected to the side members 10 and the cross members 20 by bolts, respectively.
Specifically, in the present embodiment, the material of the side member 10 is C-section steel. The notch of the C-section steel faces the side away from the cross beam 20. It will be appreciated that with the C-section steel, the end of the rail 10 at the notch is directed outwardly of the subframe 100 and the end of the rail 10 at the seal is used to connect the cross member 20. The outside of the longitudinal beam 10 is provided with a notch for convenience one end of the seal is provided with a hole site, and meanwhile, the screw is convenient to install.
Further, in the present embodiment, the material of the cross member 20 is U-shaped steel. The notch of the U-shaped steel faces to the side away from the fixing hole 21. It will be appreciated that with the U-section steel, one end of the slot of the cross member 20 faces the lower side of the subframe 100, and the upper side of the subframe 100 is used to connect the tank.
The auxiliary frame 100 provided by the first embodiment of the utility model has the following beneficial effects:
The subframe 100 of the present utility model includes two side members 10 and a number of cross members 20 connected between the two side members 10. The cross member 20 is provided with a fixing hole 21 on a side surface parallel to the extending direction of the side member 10. The longitudinal beam 10 is connected to a support seat 11 on the side facing away from the fastening hole 21. The supporting base 11 is provided with a connection hole 113. According to the utility model, the cross beams 20 are connected between the longitudinal beams 10, the fixing holes 21 are formed in the cross beams 20 and are used for being connected with the upper can body, and the support seats 11 on one side, which is far away from the fixing holes 21, of the longitudinal beams 10 are connected with the lower bottom plate 200, so that a bracket is not required to be welded on the outer side of the longitudinal beams 10 separately, the welding amount of the auxiliary frame 100 is reduced, and the auxiliary frame 100 is prevented from deforming during welding.
Second embodiment
The present embodiment provides a chassis 200. The sub-frame 100 of the first embodiment is mounted on the chassis 200. The sub frame 100 is connected to the chassis 200 through the support base 11.
The chassis 200 provided in this embodiment includes the sub-frame 100 of the first embodiment, which has the same working principle and advantageous effects as those of the first embodiment described above.
Third embodiment
The present embodiment provides a vehicle including a tank and the chassis 200 of the second embodiment. The sub-frame 100 is disposed between the tank and the chassis 200. The fixing hole 21 is used for connecting the tank body.
The chassis 200 provided in this embodiment includes the chassis 200 of the second embodiment, which has the same working principle and advantageous effects as those of the second embodiment described above.
In summary, the present embodiment provides a subframe 100, a chassis 200, and a vehicle, which can reduce the welding amount of the subframe 100 and prevent the subframe 100 from being deformed.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421400853.XU CN222496443U (en) | 2024-06-19 | 2024-06-19 | Auxiliary frame, chassis and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421400853.XU CN222496443U (en) | 2024-06-19 | 2024-06-19 | Auxiliary frame, chassis and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222496443U true CN222496443U (en) | 2025-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421400853.XU Active CN222496443U (en) | 2024-06-19 | 2024-06-19 | Auxiliary frame, chassis and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222496443U (en) |
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- 2024-06-19 CN CN202421400853.XU patent/CN222496443U/en active Active
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