CN221163018U

CN221163018U - Chassis frame and sanitation car

Info

Publication number: CN221163018U
Application number: CN202322647581.5U
Authority: CN
Inventors: 金晓东; 魏增强; 徐佳伟
Original assignee: Zhejiang Xi Renewable Energy Automotive Technology Co ltd
Current assignee: Zhejiang Xi Renewable Energy Automotive Technology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-06-18
Anticipated expiration: 2033-09-28

Abstract

The utility model provides a chassis frame and an environmental sanitation vehicle, wherein the chassis frame comprises a frame front section for bearing a cab, the frame front section comprises two first longitudinal beams which are opposite and arranged at intervals, the two first longitudinal beams are connected through a first cross beam to form a whole, the first longitudinal beams comprise a front shaft section, a transition section and a rear shaft section which are sequentially connected, a second longitudinal beam which is flush with the front shaft section is arranged below the two rear shaft sections, the two second longitudinal beams are connected and fixed with the rear shaft section through a connecting plate, a first assembly space is formed between the rear shaft section and the second longitudinal beam, the second longitudinal beam and the front shaft section are arranged at intervals in the axial direction, a second assembly space is formed between the second longitudinal beam and the front shaft section, and a detachable first supporting piece is arranged below the second longitudinal beam and the front shaft section. The whole frame is sufficient in arrangement space, and the arrangement requirements of a plurality of elements of the special sanitation vehicle can be met.

Description

Chassis frame and sanitation car

Technical Field

The utility model relates to the technical field of automobile frames, in particular to a chassis frame and an environmental sanitation vehicle.

Background

Along with the development of modernization, the requirements of cities on environmental sanitation are gradually increased, the requirements of automatic sanitation vehicles are also increased, and the types of sanitation vehicles also show diversified development trends in order to meet the requirements of different use scenes.

At present, the design concept of sanitation vehicles in the market is generally modified by adopting two types of vehicles, the vehicle frame is of a straight-through structure, the upper wing surface of the front end of the vehicle frame is higher from the ground, the cab is arranged at the front end of the vehicle frame, the ground-leaving height of the cab floor is at least more than 1 meter, 3-4 steps are required to be arranged, driving and operating personnel can reach the cab floor through multistage vertical steps, and secondly, the arrangement space of smaller vehicle types (such as 3.5 tons or less in full load) is tense, so that the arrangement of a plurality of elements of the sanitation special vehicle cannot be met.

Disclosure of utility model

Based on the foregoing, an objective of the present utility model is to provide a chassis frame and an sanitation truck, so as to solve the above-mentioned technical problems of the background art.

The utility model provides a chassis frame which comprises a frame front section for bearing a cab, wherein the frame front section comprises two first longitudinal beams which are opposite and arranged at intervals, the two first longitudinal beams are connected through a first cross beam to form a whole, the first longitudinal beam comprises a front shaft section, a transition section and a rear shaft section which are connected in sequence, and the upper surface of the front shaft section is lower than the upper surface of the rear shaft section, so that the first cross beam forms a step shape;

The two rear axle sections's below be equipped with the second longeron of front axle section parallel and level, two the second longeron with connect fixedly through a connecting plate between the rear axle section, thereby be formed with first assembly space between the rear axle section with the second longeron, the second longeron with the front axle section breaks the interval in the axis direction and sets up, thereby be formed with the second assembly space between the second longeron with the front axle section, the second longeron with the below of front axle section is equipped with detachable first support piece, first support piece will the front axle section with the second longeron is connected and is constituted an entirety.

Further, the chassis frame wherein the transition section is an arcuate tube such that the front axle section and the rear axle section are at different levels.

Further, the chassis frame, wherein, first crossbeam includes first crossbeam A, first crossbeam B, first crossbeam C and first crossbeam D, first crossbeam A connects two front end between the front axle section, first crossbeam B connects two rear end between the front axle section, first crossbeam C connects two front end between the rear axle section, first crossbeam D connects two rear end between the rear axle section.

Further, the chassis frame, wherein, two be equipped with respectively on the adjacent one side of connecting plate strengthen the link, two strengthen and be equipped with corresponding first assembly jig on the link respectively.

Further, the chassis frame, wherein, two be connected with the entablature between the enhancement link, the entablature with be connected with the transition enhancement frame between the first crossbeam B, the transition enhancement frame with be equipped with the second assembly jig on the entablature.

Further, the chassis frame, wherein, two be connected with the second crossbeam between the second longeron, the second crossbeam includes second crossbeam A and second crossbeam B, second crossbeam A connects in two the front end of second longeron, second crossbeam B connects in two the rear end of second longeron, second crossbeam A with be equipped with corresponding third assembly frame on the first crossbeam B respectively.

Further, the chassis frame, wherein two the below of front axle section has set firmly first connecting seat, two the below of second longeron has set firmly the second connecting seat, first support piece includes a supporting beam and locates the mounting panel at the supporting beam opposite ends, the mounting panel with first connecting seat or can dismantle through first fastener between the second connecting seat and connect fixedly.

Further, the chassis frame, wherein, the relative both ends of first longeron are equipped with driver's cabin fore-stock and driver's cabin rear bracket respectively, the driver's cabin fore-stock is including the symmetry locate the third crossbeam at the relative both ends of first crossbeam A, locate fourth crossbeam and the both ends of fourth crossbeam of front axle section below with the reinforcing arm of the end connection of third crossbeam.

Further, the chassis frame, wherein, fourth crossbeam with be connected with second support piece between the first connecting seat, second support piece includes dull and stereotyped portion and locates dull and stereotyped portion one end's vertical portion, dull and stereotyped portion with between the fourth crossbeam, and vertical portion with can dismantle through the second fastener between the first connecting seat and connect fixedly.

The utility model further provides an environmental sanitation vehicle, which comprises the chassis frame in the technical scheme.

Compared with the prior art, the utility model has the beneficial effects that:

1. The front section of the frame is composed of two first longitudinal beams which are low in front and high in rear and are of a stepped structure, one-stage stepping of a cab floor can be achieved, the ground clearance of the front shaft section is about 340mm, the overall height drop is 290mm, the front shaft section and the rear shaft section are connected through the transition section, the strength is reliable, the design is unique, the convenience of entering and exiting of a driver is met, and the engineering is met.

2. The lower part of the rear axle section is connected with a second longitudinal beam through a connecting plate, so that a larger first assembly space is formed between the rear axle section and the second longitudinal beam and can be used for arranging a brake booster element, and secondly, the second longitudinal beam and the front axle section are arranged in a separated mode in the axial direction, so that a second assembly space is formed between the second longitudinal beam and the front axle section, the steering gear can be arranged, the arrangement space is sufficient, and the arrangement requirements of a plurality of elements of a special environmental sanitation vehicle can be met.

3. The front axle section and the second longitudinal beam are connected through the first detachable support piece to form a whole, so that the maintenance convenience of the vehicle is improved while the strength of the vehicle body is met, and particularly, the first detachable support piece can be detached from the chassis frame during maintenance, so that a larger operation space is obtained, and maintenance personnel can maintain and adjust the internal elements of the frame conveniently.

Drawings

FIG. 1 is an assembly view of a front section of a vehicle frame and a cab in accordance with the present utility model;

FIG. 2 is a perspective view of the front section of the frame of the present utility model at a first view angle;

FIG. 3 is a perspective view of the front section of the frame of the present utility model at a second view angle;

FIG. 4 is a schematic view of a partial structure of a front section of a frame according to the present utility model;

FIG. 5 is a schematic view of a first support member connecting a front axle segment with a second longitudinal beam according to the present utility model;

FIG. 6 is a schematic view showing a specific structure of the first supporting member according to the present utility model;

FIG. 7 is a schematic view showing a specific structure of a second supporting member according to the present utility model;

description of main reference numerals:

100. A front section of the frame; 200. a cab; 10. a first stringer; 20. a first cross beam; 11. a front axle section; 12. a transition section; 13. a rear axle section; 31. a second stringer; 40. a connecting plate; 53. a first support; 21. a first cross beam A; 22. a first beam B; 23. a first cross beam C; 24. a first beam D; 41. reinforcing the connecting frame; 42. a first mounting bracket; 43. a reinforcing beam; 44. a transition reinforcing frame; 45. a second mounting bracket; 32. a second cross beam; 321. a second cross beam A; 322. a second beam B; 46. a third mounting bracket; 51. a first connection base; 52. a second connecting seat; 531. a support beam; 532. a mounting plate; 60. cab front support; 61. a third cross beam; 62. a fourth cross beam; 63. a reinforcing arm; 70. a cab rear bracket; 81. a second support; 811. a flat plate portion; 812. a vertical portion; 91. a suspension connecting seat; 92. a limit baffle; 93. and a trailer hook mounting bracket.

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, the chassis frame of the present utility model includes a frame front section 100 for carrying a cab 200, where the frame front section 100 includes two first stringers 10 disposed opposite to each other and spaced apart, and the two first stringers 10 are connected together by a first cross member 20 to form a whole.

The first longitudinal beam 10 comprises a front shaft section 11, a transition section 12 and a rear shaft section 13 which are sequentially connected, the upper surface of the front shaft section 11 is lower than the upper surface of the rear shaft section 13, so that the first cross beam 20 forms a stepped shape, the first step of the floor of the cab 200 can be realized, specifically, in the embodiment, the front shaft section 11 is about 340mm away from the ground and is connected with the whole height by 290mm through the transition section 12, the strength is reliable, the design is unique, the convenience of entering and exiting of a driver is met, and the engineering is met.

As shown in fig. 3 and 4, a second longitudinal beam 31 flush with the front shaft section 11 is arranged below the two rear shaft sections 13, the two second longitudinal beams 31 and the rear shaft sections 13 are connected and fixed through a connecting plate 40, so that a first assembly space is formed between the rear shaft sections 13 and the second longitudinal beams 31, the second longitudinal beams 31 and the front shaft sections 11 are arranged at intervals in the axial direction, so that a second assembly space is formed between the second longitudinal beams 31 and the front shaft sections 11, a first detachable support piece 53 is arranged below the second longitudinal beams 31 and the front shaft sections 11, and the first support piece 53 connects the front shaft sections 11 and the second longitudinal beams 31 to form a whole.

It should be noted that, when the front axle segment 11 and the second longitudinal beam 31 are separated to form the second assembly space, the overall structural strength of the chassis frame is reduced, so, in order to ensure the structural strength of the chassis frame, the first supporting member 53 is disposed below the second longitudinal beam 31 and the front axle segment 11, so that the front axle segment 11 and the second longitudinal beam 31 are connected to form an integral body, and the overall structural strength of the chassis frame is ensured. Wherein, because the relation of detachable connection is between first support piece 53 and front axle section 11 and second longeron 31, consequently, when the maintenance, the maintenance personal can remove first support piece 53 from the chassis frame to obtain bigger operating space, when satisfying automobile body intensity, improve the easy maintenance nature of vehicle.

Specifically, as shown in fig. 2, the transition section 12 is an arc-shaped pipe, so that the front axle section 11 and the rear axle section 13 are located at different levels, where the front axle section 11 corresponds to the floor in the cab 200, and the rear axle section 13 corresponds to the seat in the cab 200, and the arc-shaped transition section 12 can better adapt to the curve shape of the legs of the driver when sitting down, provide more comfortable and ergonomic support, and help to improve the ergonomic performance of the seat.

Specifically, as shown in fig. 2, the first cross member 20 includes a first cross member a21, a first cross member B22, a first cross member C23, and a first cross member D24, where the first cross member a21 is connected to a front end between the two front axle sections 11, the first cross member B22 is connected to a rear end between the two front axle sections 11, the first cross member C23 is connected to a front end between the two rear axle sections 13, and the first cross member D24 is connected to a rear end between the two rear axle sections 13. It is understood that the design of the plurality of cross beams improves the strength of the overall structure of the chassis frame.

It should be noted that, regarding the number of cross members connecting the first longitudinal members 10, the number may be adjusted according to practical situations, and the embodiment of the present application is not limited herein too.

As shown in fig. 4, two adjacent sides of the connecting plates 40 are respectively provided with a reinforcing connecting frame 41, the reinforcing connecting frames 41 are in a cross shape and are attached to the inner side surfaces of the connecting plates 40 to improve the structural strength of the connecting plates 40, the two reinforcing connecting frames 41 are respectively provided with a corresponding first assembling frame 42, the first assembling frames 42 are specifically positioned on the transverse sections of the cross-shaped reinforcing connecting frames 41, and the first assembling frames 42 can be used for loading brake boosting elements of vehicles.

Wherein the two said connection plates 40 are respectively provided on opposite sides thereof with outwardly inclined extending suspension connection seats 91, it being understood that the suspension connection seats 91 are used for assembling a suspension system of a vehicle. In addition, a limit baffle 92 is arranged on the outer side of the second longitudinal beam 31, the limit baffle 92 is positioned below the suspension connecting seat 91, the limit baffle 92 is used for preventing the suspension from jumping upwards too much when the vehicle runs, and a rubber damping block is arranged on the matched suspension to perform buffering and damping.

With continued reference to fig. 4, a reinforcing beam 43 is connected between the two reinforcing connection frames 41, a transition reinforcing frame 44 is connected between the reinforcing beam 43 and the first beam B22, the transition reinforcing frame 44 is also an arc-shaped pipe member with the same structure as the transition section 12, the transition reinforcing frame 44 is located at the center line position between the two transition sections 12, and the transition reinforcing frame 44 is used for further improving the structural strength of the connection between the front axle section 11 and the rear axle section 13.

Wherein, the transition reinforcing frame 44 and the reinforcing beam 43 are provided with a second assembling frame 45, and the second assembling frame 45 can be used for assembling a brake booster element of a vehicle, and in this embodiment, the brake booster element includes, but is not limited to, a vacuum pump and a vacuum tank.

Specifically, as shown in fig. 3, a second cross beam 32 is connected between two second longitudinal beams 31, where the second cross beam 32 includes a second cross beam a321 and a second cross beam B322, the second cross beam a321 is connected to the front ends of the two second longitudinal beams 31, the second cross beam B322 is connected to the rear ends of the two second longitudinal beams 31, and the two second longitudinal beams 31 form a whole through a plurality of cross beams, so that the structural strength is ensured, and it is noted that the number of the cross beams connected to the second longitudinal beams 31 can be adjusted according to practical situations.

In the present embodiment, since the front axle segment 11 is disposed at a gap from the second cross member 32, a large space is formed between the second cross member a321 and the first cross member B22, i.e., a second assembly space, wherein corresponding third assembly brackets 46 are provided on the opposite surfaces of the second cross member a321 and the first cross member B22, respectively, and the third assembly brackets 46 are used for assembling the steering gear of the vehicle, referring to fig. 5.

As shown in fig. 5 and 6, a first connecting seat 51 is fixedly arranged under the two front axle sections 11, the first connecting seat 51 is positioned under the first cross beam B22, a second connecting seat 52 is fixedly arranged under the two second longitudinal beams 31, the second connecting seat 52 is positioned at the middle position under the second longitudinal beams 31, and the first supporting piece 53 can be respectively connected with the first connecting seat 51 and the second connecting seat 52 through a first fastener, so that the connection between the front axle sections 11 and the second longitudinal beams 31 is realized. Specifically, in this embodiment, the first supporting member 53 includes a supporting beam 531 and mounting plates 532 disposed at two opposite ends of the supporting beam 531, where the length of the supporting beam 531 is equal to the distance from the first connecting seat 51 to the second connecting seat 52, the mounting plates 532 at two ends of the supporting beam 531 may be attached to the surfaces of the first connecting seat 51 and the second connecting seat 52, where a first mounting hole is formed in the mounting plates 532, a second mounting hole corresponding to the first mounting hole is formed in the first connecting seat 51 and the second connecting seat 52, the first fastening member is a bolt, and the bolt may pass through the first mounting hole and the second mounting hole, so as to realize connection and fixation between the mounting plates 532 and the first connecting seat 51 or the second connecting seat 52.

Further, as shown in fig. 3, the opposite ends of the first longitudinal beam 10 are respectively provided with a front cab bracket 60 and a rear cab bracket 70, and the front cab bracket 60 includes a third cross beam 61 symmetrically disposed at opposite ends of the first cross beam a21, a fourth cross beam 62 disposed below the front axle section 11, and reinforcing arms 63 having both ends of the fourth cross beam 62 connected to ends of the third cross beam 61; the cab rear bracket 70 has a plate structure and is located between the first side member 10 and the second side member 31.

In the present embodiment, since the length of the fourth cross member 62 is smaller than the sum of the lengths of the third cross member 61 and the first cross member a21, when the third cross member 61 and the fourth cross member 62 are connected, the reinforcing arm 63 combines the third cross member 61 and the front axle section 11 to form a triangle structure, so that the structural strength is better. The width of the cab front bracket 60 and the width of the cab rear bracket 70 are similar to those of the cab 200, the cab front bracket and the cab rear bracket are provided with mounting structures for mounting the cab 200, and the interval distance between the two first longitudinal beams 10 is smaller than the width of the cab 200 brackets at two ends, so that the whole frame is wide at two ends, narrow in the middle and compact in structure, and the arrangement and the mounting of a vehicle suspension system are facilitated.

The front cab bracket 60 is provided with a trailer hook mounting bracket 93, as shown in fig. 2, and in an emergency, the vehicle can be rescuing from getting rid of poverty by adding the trailer hook. The trailer hook mounting bracket 93 is positioned behind the front bumper, and when the trailer hook is not used at ordinary times, the trailer hook can be independently stored, and the appearance modeling of the vehicle is not affected.

In addition, the rear end of the cab rear bracket 70 is used to connect to a rear frame section (not shown) that can be used to mount various sanitation devices and functional modules such as a dustbin, a trash compressor, a washing and sweeping system, a sprinkler, etc. The design of the rear section aims to provide necessary equipment and functions for the sanitation truck to complete tasks such as cleaning, sweeping, garbage disposal and the like.

Further, as shown in fig. 3 and 7, the second supporting member 81 is connected between the fourth cross member 62 and the first connecting seat 51, so that the fourth cross member 62 and the first connecting seat 51 form a whole through the second fastening member, and the structural strength of the chassis frame is further improved. Specifically, in this embodiment, the second supporting member 81 includes a flat plate portion 811 and a vertical portion 812 disposed at one end of the flat plate portion 811, where the flat plate portion 811 is attached to the lower surface of the fourth beam 62, the vertical portion 812 is attached to the side surface of the first connecting seat 51, third mounting holes are respectively disposed on the flat plate portion 811 and the vertical portion 812, fourth mounting holes corresponding to the third mounting holes are respectively disposed on the fourth beam 62 and the first connecting seat 51, the second fastening member is a bolt, and the bolt can pass through the third mounting holes and the fourth mounting holes, so as to fix the flat plate portion 811 and the fourth beam 62, and fix the vertical portion 812 and the first connecting seat 51. Also, the second support 81 is detachable during maintenance, and improves the maintenance convenience of the vehicle while satisfying the strength of the vehicle body.

In summary, in the chassis frame of the above embodiment of the present utility model, the lower portion of the rear axle section 13 is connected with a second longitudinal beam 31 through a connecting plate 40, so that a larger first assembly space is formed between the rear axle section 13 and the second longitudinal beam 31, which can be used for arranging the brake booster element, and secondly, the second longitudinal beam 31 and the front axle section 11 are arranged at intervals in the axial direction, so that a second assembly space is formed between the second longitudinal beam 31 and the front axle section 11, which can be used for arranging the steering gear, the arrangement space is sufficient, and the arrangement requirements of a plurality of elements of the special environmental sanitation vehicle can be satisfied.

The second embodiment of the utility model also provides an environmental sanitation vehicle, which comprises the chassis frame in the technical scheme.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The chassis frame comprises a frame front section for bearing a cab, wherein the frame front section comprises two first longitudinal beams which are opposite and are arranged at intervals, and the two first longitudinal beams are connected through a first cross beam to form a whole;

2. The chassis frame of claim 1, wherein the transition section is an arcuate tube such that the front axle section and the rear axle section are at different levels.

3. The chassis frame of claim 1, wherein the first cross member comprises a first cross member a, a first cross member B, a first cross member C, and a first cross member D, wherein the first cross member a is connected to a front end between the two front axle sections, the first cross member B is connected to a rear end between the two front axle sections, the first cross member C is connected to a front end between the two rear axle sections, and the first cross member D is connected to a rear end between the two rear axle sections.

4. A chassis frame according to claim 3, wherein two of the connection plates are provided with respective reinforcing connection frames on adjacent sides thereof, and wherein two of the reinforcing connection frames are provided with respective first mounting frames.

5. The chassis frame of claim 4, wherein a reinforcement beam is connected between two of the reinforcement connection frames, a transition reinforcement frame is connected between the reinforcement beam and the first beam B, and a second assembly frame is provided on the transition reinforcement frame and the reinforcement beam.

6. A chassis frame according to claim 3, wherein a second cross member is connected between the two second longitudinal members, the second cross member comprises a second cross member a and a second cross member B, the second cross member a is connected to the front ends of the two second longitudinal members, the second cross member B is connected to the rear ends of the two second longitudinal members, and corresponding third assembling frames are respectively arranged on the second cross member a and the first cross member B.

7. A chassis frame according to claim 3, wherein first connection seats are fixedly arranged below the two front axle sections, second connection seats are fixedly arranged below the two second longitudinal beams, the first support member comprises a support beam and mounting plates arranged at two opposite ends of the support beam, and the mounting plates are detachably connected and fixed with the first connection seats or the second connection seats through first fasteners.

8. The chassis frame according to claim 7, wherein the opposite ends of the first longitudinal beam are respectively provided with a cab front bracket and a cab rear bracket, and the cab front bracket comprises a third cross beam symmetrically arranged at the opposite ends of the first cross beam a, a fourth cross beam arranged below the front axle section, and reinforcing arms with both ends of the fourth cross beam connected with the ends of the third cross beam.

9. The chassis frame of claim 8, wherein a second support is connected between the fourth cross member and the first connection base, the second support including a flat plate portion and a vertical portion disposed at one end of the flat plate portion, the flat plate portion and the fourth cross member, and the vertical portion and the first connection base being detachably connected and secured by a second fastener.

10. An environmental sanitation vehicle comprising a chassis frame according to any one of claims 1 to 9.