CN219192334U - Frame and refrigerator car - Google Patents

Abstract

The application provides a frame and refrigerator car, the frame includes: the chassis frame comprises a chassis longitudinal beam; the auxiliary frame is arranged on the chassis frame, is used for supporting a carriage and comprises an auxiliary longitudinal beam; the auxiliary longitudinal beam is arranged on the chassis longitudinal beam and is of an integrated structure with the chassis longitudinal beam. So realized, sub vehicle frame and chassis frame's integration has saved connection frame, U type bolt etc. connection structure's use, simultaneously, the sub vehicle frame can support the carriage, from this, can with carriage direct mount in this frame, promote the assembly efficiency of whole car, reduce assembly quality problem, reduced the weight of whole car simultaneously, promoted the economic nature of whole car fuel.

Description

Frame and refrigerator car

Technical Field

The application relates to the technical field of vehicles, in particular to a frame and a refrigerator car.

Background

The refrigerated truck consists of a chassis of a truck, an auxiliary frame, a heat-preserving cargo box, a refrigerating unit and the like. The auxiliary frame and the chassis frame are connected through a large number of connecting frames, U-shaped bolts and the like, so that the auxiliary frame is complex to install, the assembly efficiency of the whole refrigerator car is improved, the assembly quality is reduced, and meanwhile, the weight of the whole refrigerator car is increased due to the use of a large number of connecting frames and U-shaped bolts, and the fuel economy of the whole refrigerator car is not facilitated.

Disclosure of Invention

In view of this, this application provides a frame, and it has avoided the use of link and U type bolt for the installation is simple, when improving whole car assembly efficiency and quality, has reduced the weight of whole car, has improved whole car fuel economy. In addition, the application also provides a refrigerated vehicle with the frame.

In order to achieve the above purpose, the present application provides the following technical solutions:

a frame, comprising:

the chassis frame comprises a chassis longitudinal beam;

the auxiliary frame is arranged on the chassis frame, is used for supporting a carriage and comprises an auxiliary longitudinal beam;

the auxiliary longitudinal beam is arranged on the chassis longitudinal beam and is of an integrated structure with the chassis longitudinal beam.

Optionally, in the above connection structure, at least a first part and a second part with different heights are included in a length direction of the frame.

Optionally, in the above connection structure, the first portion is used for supporting a cab, the second portion is used for supporting the cabin, and a height of the first portion is smaller than a height of the second portion.

Optionally, in the above connection structure, a plurality of holes are provided on the secondary longitudinal beam, the plurality of holes are distributed in a length direction of the secondary longitudinal beam, any one of the holes allows the cross beam to pass through, and the cross beam is used for supporting the carriage.

Optionally, in the above connection structure, the number of the cross beams is plural, and the number of the holes provided on the auxiliary longitudinal beam is plural and is standard holes matched with the cross beams.

Optionally, in the above connection structure, all the holes are distributed over the entire length of the side member.

Optionally, in the above connection structure, the connection structure further includes a support beam, where the support beam can be disposed between two parallel auxiliary stringers and support the cross beam.

Optionally, in the above connection structure, the chassis longitudinal beam and the auxiliary longitudinal beam are cast parts with integral structures cast in a mold.

Optionally, in the above connection structure, a lightening hole is provided on the frame.

A refrigerated vehicle comprising a frame as claimed in any one of the preceding claims.

The utility model provides a pair of frame, frame include chassis frame and sub vehicle frame, sub vehicle frame's sub vehicle beam parallel arrangement is on chassis frame's chassis longeron, through this, the sub vehicle frame sets up on chassis frame, simultaneously, sub vehicle beam and chassis longeron structure as an organic whole, has realized so, sub vehicle frame and chassis frame's integration, and wherein, sub vehicle frame is used for supporting the carriage. Because sub vehicle frame and chassis frame structure as an organic whole, saved connection frame, U type bolt etc. connection structure's use, simultaneously, the sub vehicle frame can support the carriage, from this, can with carriage direct mount in this frame, promote the assembly efficiency of whole car, reduce assembly quality problem, reduced the weight of whole car simultaneously, promoted the economic nature of whole car fuel.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings may be obtained according to the provided drawings without inventive effort to a person skilled in the art.

FIG. 1 is a top view of a vehicle frame provided in an embodiment of the present application;

FIG. 2 is a front view of a vehicle frame provided in an embodiment of the present application;

fig. 3 is a bottom view of a vehicle frame according to an embodiment of the present application.

1-chassis frame, 2-subframe, 3-first part, 4-second part, 5-hole, 6-cross beam, 7-supporting beam, 8-lightening hole.

Detailed Description

The application provides a frame, it has avoided the use of a large amount of link and U type bolt for the installation is simple, when improving whole car assembly efficiency and quality, has reduced the weight of whole car, has improved whole car fuel economy. In addition, the application also provides a refrigerator car with the frame.

The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

As shown in fig. 1-3, the embodiment of the present application provides a vehicle frame, which is formed by a chassis frame 1 and a subframe 2, wherein the chassis frame 1 includes a chassis longitudinal beam, the subframe 2 includes a subframe, and the subframe is disposed on the chassis longitudinal beam of the chassis frame 1 in parallel, so that it is known that the subframe 2 is disposed on the chassis frame 1, and the subframe and the chassis longitudinal beam are integrally formed, so that the subframe 2 and the chassis frame 1 are also integrally formed, and the subframe 2 is used for supporting a carriage. The auxiliary longitudinal beam through auxiliary frame 2 sets up on the chassis longitudinal beam of chassis frame 1, and the two structure as an organic whole, through so, realized the integration of auxiliary frame 2 and chassis frame 1, avoided the use of connection structure such as link, U type bolt between auxiliary frame 2 and the chassis frame 1, promote assembly efficiency, reduce the assembly disqualification rate, realized the lightweight of frame simultaneously, promoted the economic nature of whole car fuel.

Further, in the length direction of the frame, at least a first part 3 and a second part 4 with different heights are included, which means that the frame is not unique in height in the whole length range, and at least two different heights are included, namely, the first part 3 and the second part 4 with different heights are included. As shown in fig. 2, taking the first part 3 and the second part 4 with different heights in the length range of the frame as an example, the first part 3 and the second part 4 are divided according to the length direction from the head to the tail, namely, the range of the first part 3 is any position from the head to the length direction of the vehicle, and the range of the second part 4 is any position from the length direction of the vehicle to the tail position, when the first part 3 is higher than the second part 4, the visual field of a driver can be widened, the driver can observe the surrounding environment conveniently, the driver can also deal with the emergency conveniently, and meanwhile, the weight of the frame is reduced due to the lower second part 4, the light weight of the vehicle is realized, and the fuel economy of the whole vehicle is improved. When the first part 3 is lower than the second part 4, the wind resistance of the vehicle can be reduced in the running process of the vehicle, and meanwhile, the weight of the vehicle frame is reduced due to the fact that the first part 3 is lower, and the weight of the vehicle is reduced. In addition, in the length direction of the frame, each part of the frame can have only a single height, namely the heights of all parts are the same, and the frame is convenient to manufacture.

As shown in fig. 2, the first part 3 is preferably used for supporting a cab, the second part 4 is preferably used for supporting a carriage, and the height of the first part 3 is smaller than that of the second part 4, namely, after the vehicle frame is used for mounting a whole vehicle, the height of the cab is smaller than that of the carriage, so that wind resistance of the vehicle in the running process is reduced, meanwhile, as the height of the second part 4 for supporting the carriage part is larger than that of the first part 3 for supporting the cab, the bearing requirement of the vehicle is increased, the application range of the vehicle frame is wider, and therefore, the first part 3 and the second part 4 with different heights exist in the length direction of the vehicle frame not only reduce the weight of the whole vehicle and improve the fuel economy of the whole vehicle, but also give consideration to the load demand of the vehicle and improve the practicability of the vehicle. In addition, as described above, the height of the first part 3 of the frame for supporting the cab may be greater than the height of the second part 4 of the frame for supporting the cabin portion, and the cab is located higher at this time, so that the driver can observe the periphery to cope with the emergency.

In an alternative embodiment, a plurality of holes 5 are provided in the secondary longitudinal beams, the holes 5 provided in the secondary longitudinal beams being distributed in the length direction of the secondary longitudinal beams, any one hole 5 allowing a cross beam 6 for supporting a car to pass through. A plurality of holes 5 are provided in the length of the side rails, any one of the holes 5 allowing the cross beam 6 to pass through, said cross beam 6 acting to support the cabin. The multiple holes 5 distributed on the auxiliary longitudinal beam in the length direction are mainly used for allowing the cross beam to pass through while reducing the weight of the auxiliary longitudinal beam, and as the cross beam 6 is used for supporting a carriage, the arrangement position in the frame can affect the installation of the carriage and the load of the vehicle, the multiple holes 5 are used for allowing the cross beam 6 to pass through, meaning that the arrangement position of the cross beam 6 can be selected at the positions of the multiple holes 5, by which, the application range of the frame is wider, the position of the cross beam 6 can be selected according to the requirements of different vehicles, the arrangement of the cross beam 6 is flexible, and the frame can meet the requirements of different types of vehicles. In addition, the plurality of holes 5 may be distributed in the longitudinal direction of the side member, and a part of the holes 5 may not be allowed to pass through the cross member 6 for supporting the vehicle cabin, and in this case, the holes for allowing the cross member 6 for supporting the vehicle cabin to pass through may not be allowed, and only the effect of reducing the weight of the vehicle frame may be achieved.

In actual production, the number of the cross girders 6 is multiple, and the holes 5 are standard holes matched with the cross girders 6. In the length range of the auxiliary longitudinal beams, a plurality of transverse girders 6 can be arranged according to the requirements, more transverse girders 6 can be arranged selectively if the vehicle load is large, relatively fewer transverse girders 6 can be arranged selectively if the vehicle load is large, the number and the positions of the transverse girders 6 can be adjusted according to the replaced new carriage if the vehicle is replaced, in the embodiment, the transverse girders 6 are connected with the auxiliary longitudinal beams through bolts, when the positions and the numbers of the transverse girders 6 are adjusted, only bolts between the transverse girders 6 and the auxiliary longitudinal beams are required to be removed, if the transverse girders 6 are increased, only the new transverse girders 6 are required to be fixed between the auxiliary longitudinal beams through bolts, the operation is simpler, and the practicability of the vehicle frame is improved. In practice, the cross beam 6 is arranged according to the requirements, so that the weight of the frame can be reduced, and the load demand of the vehicle can be met. Because the plurality of holes 5 are formed in the length direction of the auxiliary longitudinal beam, the holes 5 are standard holes matched with the cross section of the transverse supporting beam 6 in size, and the positions where the standard holes exist are likely to be arranged on the transverse supporting beam 6, therefore, the transverse supporting beam 6 is more flexible in arrangement, the transverse supporting beam 6 can be arranged at a position with concentrated bearing according to the load of a vehicle, meanwhile, the standard holes can be holes conforming to the national standard in size, and then the standard holes can be applicable to the cross section sizes of the transverse supporting beams 6, so that the practicability of the vehicle frame is stronger, the number and the positions of the transverse supporting beams 6 can be arranged according to the requirements, the arrangement is more flexible, the application range of the vehicle frame is wider, the light weight of the vehicle frame is realized, and the fuel economy of the whole vehicle is improved.

Further, as shown in fig. 2, all the holes 5 are distributed over the entire length of the side sill, that is, the holes 5 are distributed from one end to the other end in the length direction of the side sill, and since the holes 5 allow the cross beam 6 to pass through, the cross beam 6 can be disposed over the entire length of the side sill, and the number and positions of the cross beams 6 are selected according to the length of the vehicle cabin, or the number and positions of the cross beams 6 are selected according to the load of the vehicle, so that the vehicle frame can be more practical. In addition, all of the holes 5 described above may be distributed in the load-bearing locations of most vehicles to facilitate the placement of the cross-beams 6 so that the vehicle load is not affected.

As shown in fig. 1, in an alternative embodiment, the vehicle frame further comprises a support beam 7, wherein the support beam 7 can be arranged between two parallel auxiliary longitudinal beams and supports the transverse joist 6, namely, the vehicle frame further comprises the support beam 7, the support beam 7 supports the transverse joist 6, the support beam 7 is arranged below the transverse joist 6, meanwhile, the support beam 7 is arranged between the two parallel auxiliary longitudinal beams, so that the support beam 7 can support the transverse joist 6 and can play a role of connecting the two parallel auxiliary longitudinal beams, the connection of the whole vehicle frame is firmer, and meanwhile, the bearing effect of the vehicle frame is improved. In addition, the supporting cross beam can penetrate and extend out of the two parallel auxiliary longitudinal beams, and at the moment, the supporting effect of the supporting cross beam on the transverse joist 6 is more obvious.

In an alternative embodiment, as shown in fig. 2, the chassis stringers and secondary stringers are cast pieces of unitary construction cast in a mold. The chassis longitudinal beam and the auxiliary longitudinal beam are cast and formed in the die, which means that no connecting piece is arranged between the chassis longitudinal beam and the auxiliary longitudinal beam, namely, the chassis frame 1 and the auxiliary frame 2 are of an integrated structure, so that a large number of connecting frames, U-shaped bolts and the like which are used for connecting the traditional chassis frame 1 and the auxiliary frame 2 are avoided, the assembly efficiency is improved, the assembly failure rate is reduced, and meanwhile, the die is cast and formed, so that the production and the manufacture of the frame are simpler, the batch production of the frame is facilitated, the frame is light, the assembly efficiency is improved, the assembly failure rate is reduced, and the popularization and the use of the frame are facilitated.

In an alternative embodiment, as shown in figures 1 and 3, the frame is provided with lightening holes 8. The frame comprises the chassis frame 1 and the auxiliary frame 2, the chassis frame 1 and the auxiliary frame 2 are provided with the lightening holes 8, the lightening holes 8 can be uniform in size and different in size, the positions of the lightening holes 8 can be random or arranged at the positions where the load of the vehicle is not concentrated, the number of the lightening holes 8 is proper, the load of the frame and the safety are not affected, the weight of the frame is reduced, and the fuel economy of the whole vehicle is improved. In addition, the frame may be provided without lightening holes 8.

In addition, the embodiment of the application also provides a refrigerated vehicle, which comprises the frame. The beneficial effects of the refrigerator car brought by the frame are shown in the description of the frame, and are not repeated here.

The above-described specific embodiments describe the basic principles of the present application, however, it should be noted that the advantages, benefits, effects, etc. mentioned in the present application are merely examples and not limiting, and these advantages, benefits, effects, etc. are not to be considered as necessarily possessed by the various embodiments of the present application. Furthermore, the specific details disclosed herein are for purposes of illustration and understanding only, and are not intended to be limiting, as the application is not intended to be limited to the details disclosed herein as such.

The block diagrams of the devices, apparatuses, devices, systems referred to in this application are only illustrative examples and are not intended to require or imply that the connections, arrangements, configurations must be made in the manner shown in the block diagrams. As will be appreciated by one of skill in the art, the devices, apparatuses, devices, systems may be connected, arranged, configured in any manner. Words such as "including," "comprising," "having," and the like are words of openness and mean "including but not limited to," and are used interchangeably therewith. The terms "or" and "as used herein refer to and are used interchangeably with the term" and/or "unless the context clearly indicates otherwise. The term "such as" as used herein refers to, and is used interchangeably with, the phrase "such as, but not limited to.

It is also noted that in the apparatus, devices and methods of the present application, the components or steps may be disassembled and/or assembled. Such decomposition and/or recombination should be considered as equivalent to the present application.

The previous description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present application. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects without departing from the scope of the application. Thus, the present application is not intended to be limited to the aspects shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

It should be understood that the terms "first," "second," "third," "fourth," "fifth," and "sixth" used in the description of the embodiments of the present application are merely used for clarity in describing the technical solutions, and are not intended to limit the scope of the present application.

The foregoing description has been presented for purposes of illustration and description. Furthermore, this description is not intended to limit the embodiments of the application to the form disclosed herein. Although a number of example aspects and embodiments have been discussed above, a person of ordinary skill in the art will recognize certain variations, modifications, alterations, additions, and subcombinations thereof.

Claims (10)

1. A vehicle frame, comprising:

the chassis frame comprises a chassis longitudinal beam;

the auxiliary frame is arranged on the chassis frame, is used for supporting a carriage and comprises an auxiliary longitudinal beam;

the auxiliary longitudinal beam is arranged on the chassis longitudinal beam and is of an integrated structure with the chassis longitudinal beam.

2. A frame as claimed in claim 1, comprising at least first and second sections of different height along the length of the frame.

3. A vehicle frame according to claim 2, wherein the first section is adapted to support a cab, the second section is adapted to support the cabin, and the first section has a height less than a height of the second section.

4. A frame as claimed in claim 1, wherein said side rail is provided with a plurality of apertures, said apertures being distributed along the length of said side rail, any of said apertures permitting the passage of a cross beam for supporting said vehicle cabin.

5. The frame of claim 4, wherein said cross member is a plurality of said side rails and said plurality of apertures are standard apertures for mating with said cross member.

6. A vehicle frame according to claim 4, wherein all of said apertures are distributed throughout the length of said side rail.

7. A vehicle frame according to claim 4, further comprising a support beam which is positionable between two of said side rails in parallel and which supports said cross member.

8. A vehicle frame according to claim 1, wherein the chassis rail and the secondary rail are cast parts of unitary construction cast in a mold.

9. A vehicle frame according to claim 1, wherein the frame is provided with lightening holes.

10. A refrigerated vehicle comprising a frame as claimed in any one of claims 1 to 9.

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