CN216185465U

CN216185465U - Frame structure and vehicle

Info

Publication number: CN216185465U
Application number: CN202122305708.6U
Authority: CN
Inventors: 铁巍巍; 王震伟; 张永飞; 贺毅; 范国威; 李宗法; 殷铁映; 程代妹; 刘青松; 董卫朋
Original assignee: Henan Liwei New Energy Technology Co ltd
Current assignee: Henan Liwei New Energy Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-05
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to a frame structure and a vehicle, comprising: a vehicle body frame having a front-rear direction corresponding to a vehicle length direction and a left-right direction corresponding to a vehicle width direction; the frame is provided with a stand column so as to form at least one battery compartment structure for placing a standard battery box; two fixed beams are fixedly arranged on the frame corresponding to the single battery compartment structure respectively, the two fixed beams are distributed at intervals along the front-back direction, and each fixed beam extends along the left-right direction; each fixed beam is provided with a sliding groove, the sliding grooves extend along the left and right directions, fastening bolts are arranged in the sliding grooves in a sliding and pre-installing mode along the front and back directions and used for fastening the standard battery boxes on the fixed beams, the top notches of the sliding grooves are of a necking structure, and the technical problem that the fixed beams need to be re-punched or cut when the standard battery boxes of different specifications are replaced due to poor compatibility of the fixed beams in the prior art is effectively solved.

Description

Frame structure and vehicle

Technical Field

The utility model relates to a frame structure and a vehicle.

Background

At present, the cabin body below of commercial car battery compartment has transversely or longitudinally arranged the fixed beam usually, the fixed beam welds on the frame usually, slotted hole or round hole have been preset on the fixed beam in order to be used for fixed standard battery box, the mounting hole has been seted up to the correspondence on the standard battery box base, through bolted connection between standard battery box and the fixed beam, because the mounting hole specification on the standard battery box of the same type is the same, when trading electric operation, only need unscrew the bolt and change can.

Along with the increase of the battery replacement requirement, different types of standard battery boxes are frequently encountered during battery replacement operation. In mainstream market, between the standard battery box of different grade type, in the width direction of standard battery box, the mounting hole interval distance that corresponds on the standard battery box base is the same, and in the length direction of standard battery box, the mounting hole interval distance that corresponds on the standard battery box base is different. When the hole sites are preset on the fixed beams, the fixed beams are generally only considered to be matched with one type of standard battery box, the fixed beams are not universal to different types of standard battery boxes, holes need to be punched again, and field operation is troublesome. Moreover, the strength of the fixed beam is designed according to the weight of the preassembled standard battery box, and after new hole sites are added, the structural strength of the fixed beam can be reduced to a certain extent, so that potential safety hazards exist.

If the arrangement direction of fixed beam is inconsistent with the length direction of standard battery box, perhaps when predetermineeing hole and new hole site on the fixed beam and producing the interference, can't increase the hole site on the fixed beam, then need the cutting to change the fixed beam, this kind of mode has increased the man-hour and the cost of trading the electricity, reduces the structural strength of fixed beam, and the site operation easily makes the defect and leads to the potential safety hazard easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frame structure, which aims to solve the technical problem that in the prior art, when standard battery boxes with different specifications are replaced, the fixed beam needs to be re-punched or cut to replace the fixed beam due to poor compatibility of the fixed beam. The utility model also provides a vehicle using the frame structure.

In order to achieve the purpose, the technical scheme of the frame structure provided by the utility model is as follows:

the frame structure includes a frame having a front-rear direction corresponding to a vehicle length direction and a left-right direction corresponding to a vehicle width direction; the frame is provided with a stand column so as to form at least one battery compartment structure on the frame, and the battery compartment structure is used for placing a standard battery box; two fixed beams are fixedly arranged on the frame corresponding to the single battery compartment structure respectively, the two fixed beams are distributed at intervals along the front-back direction, and each fixed beam extends along the left-right direction; each fixed beam is provided with a sliding groove, the sliding grooves extend in the left-right direction, fastening bolts are pre-installed in the sliding grooves in a sliding mode along the front-back direction, the fastening bolts are used for fastening the standard battery box on the fixed beams, and top notches of the sliding grooves are of a necking structure, so that bolt heads of the fastening bolts are assembled in the sliding grooves in an anti-falling mode.

The beneficial effects are that: the frame structure provided by the utility model comprises a frame, wherein the frame is provided with an upright post, and the upright post can form a battery compartment structure on the frame to place a standard battery box. A single battery compartment structure all corresponds two fixed beams, is equipped with the spout on the fixed beam, and the slip is equipped with fastening bolt in the spout, and fastening bolt comes the adjusting position through sliding in the spout, makes fastening bolt and treats the mounting hole one-to-one on the installation standard battery box, passes mounting hole cooperation nut with fastening bolt and fastens, can accomplish the installation of standard battery box. According to the length of different standard battery boxes, the position of the fastening bolt can be adjusted to correspond to the length of the standard battery box, and the technical problem that when the battery is replaced, different types of standard battery boxes are encountered, and the fixing beam needs to be re-punched or cut is solved. In addition, the top notch of the sliding groove is of a necking structure, so that the fastening bolt can be prevented from being separated from the sliding groove, and the standard battery box can be firmly placed in the battery compartment structure.

As a further improvement, two underframe longitudinal beam sections are arranged on the frame corresponding to a single battery compartment structure, and the two underframe longitudinal beam sections are used for forming an underframe of the single battery compartment structure or forming part of the underframe of the single battery compartment structure; two longitudinal beam sections are distributed at intervals along the left and right, each underframe longitudinal beam section extends along the front and back direction, and the two fixed beams corresponding to the single battery compartment structure are correspondingly and fixedly arranged between the two corresponding underframe longitudinal beam sections.

The beneficial effects are that: a single battery compartment is provided with two underframe longitudinal beam sections, so that the design is convenient for the installation of the fixed beam, and meanwhile, the underframe longitudinal beam sections can also enhance the structural strength of the underframe of the battery compartment, so that the bearing performance of the battery compartment structure is stronger. The fixed beam is correspondingly and fixedly arranged between the two corresponding underframe longitudinal beam sections, and the design is convenient for processing and mounting the fixed beam.

As a further improvement, at least one end of the sliding groove of each fixed beam is an open groove for pre-installing the fastening bolt into the sliding groove; the two ends of each fixed beam are correspondingly welded on the inner side surfaces of the corresponding two underframe longitudinal beam sections so as to plug the open notches of the corresponding sliding grooves by the corresponding underframe longitudinal beam sections.

The beneficial effects are that: at least one end notch of the sliding groove of the fixed beam is an open notch, so that the design is convenient for pre-installing the fastening bolt into the sliding groove. The two ends of the fixed beam are correspondingly welded on the inner side surfaces of the longitudinal beam sections of the two corresponding underframe, so that the design is to ensure that the integrity of the frame is better, and meanwhile, the separate processing of the blocking structure at the open notch is avoided, and the processing cost is saved.

As a further improvement, the sliding groove is a C-shaped groove, and the notch of the C-shaped groove is provided with two straight blocking edges, so that the top notch of the sliding groove is of a necking structure.

The beneficial effects are that: the chute is the structure in C groove, and the design is considered that C groove compatibility is good like this, all can be applicable to the ordinary bolt on the market.

As a further improvement, the fixed beam is machined from C-shaped steel profiles.

The beneficial effects are that: the fixed beam is formed by C-shaped steel sectional materials, so that the C-shaped steel sectional materials are designed to be provided with C-shaped grooves, independent processing of sliding grooves is not needed, and the cost can be saved while the processing efficiency is improved.

The technical scheme of the vehicle provided by the utility model is as follows:

the vehicle comprises a frame structure provided with a vehicle body, wherein the frame structure comprises a frame, and the frame is provided with a front-back direction corresponding to the length direction of the vehicle and a left-right direction corresponding to the width direction of the vehicle; the frame is provided with a stand column so as to form at least one battery compartment structure on the frame, and the battery compartment structure is used for placing a standard battery box; two fixed beams are fixedly arranged on the frame corresponding to the single battery compartment structure respectively, the two fixed beams are distributed at intervals along the front-back direction, and each fixed beam extends along the left-right direction; each fixed beam is provided with a sliding groove, the sliding grooves extend in the left-right direction, fastening bolts are pre-installed in the sliding grooves in a sliding mode along the front-back direction, the standard battery box is fastened on the fixed beams through the fastening bolts, and top notches of the sliding grooves are of a necking structure, so that bolt heads of the fastening bolts are assembled in the sliding grooves in an anti-falling mode.

Drawings

FIG. 1 is a top plan view of a frame construction provided by the present invention;

FIG. 2 is a front view of the first battery compartment structure of FIG. 1;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Description of reference numerals:

1. a first underframe longeron section; 2. a second underframe longeron section; 3. a third underframe longeron section; 4. a fourth underframe longeron section; 5. a front fixed beam; 6. a rear fixed beam; 7. a chute; 71. straightening a blocking edge; 8. fastening a bolt; 9. a first battery compartment structure; 10. a second battery compartment structure; 11. a third battery compartment structure; 12. a fourth battery compartment structure; 13. a fifth battery compartment structure; 14. a standard battery box; 15. a column; 16. a support rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. The components of embodiments of the present invention 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 present invention, 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 derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, elements recited by the phrase "comprising an … …" do not exclude the inclusion of such elements in processes or methods.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the term "provided" may be used in a broad sense, for example, the object of "provided" may be a part of the body, or may be arranged separately from the body and connected to the body, and the connection may be a detachable connection or a non-detachable connection. The specific meaning of the above terms in the present invention can be understood by those skilled in the art from specific situations.

The present invention will be described in further detail with reference to examples.

The specific embodiment 1 of the vehicle provided by the utility model:

the vehicle that this embodiment provided includes frame construction, is equipped with the automobile body on the frame construction, and the automobile body includes automobile body skeleton and outer skin. The frame structure comprises a frame, wherein a stand column 15 is arranged on the frame, the stand column 15 forms a battery compartment structure on the frame, and the battery compartment structure is used for placing a standard battery box 14. Two fixed beams are arranged on the frame corresponding to the single battery compartment, sliding grooves 7 are respectively arranged on the two fixed beams, and fastening bolts 8 are pre-installed on the sliding grooves 7 in a sliding mode. When the battery replacement operation is performed, when standard battery boxes 14 of different types are encountered, the positions of the fastening bolts 8 on the sliding grooves 7 can be adjusted, so that the fastening bolts 8 correspond to the mounting holes in the base of the standard battery box 14 to be mounted respectively, and the battery replacement operation can be performed on the standard battery boxes 14 of different types. The vehicle that this embodiment provided has effectively solved and need punch again or cut the technical problem of changing the fixed beam when leading to changing the standard battery box 14 of different specifications because of the fixed beam compatibility is poor.

In the present embodiment, the vehicle body frame has a front-rear direction corresponding to the vehicle longitudinal direction and a left-right direction corresponding to the vehicle width direction. Specifically, a first underframe longitudinal beam section 1, a second underframe longitudinal beam section 2, a third underframe longitudinal beam section 3 and a fourth underframe longitudinal beam section 4 are arranged on the frame, wherein the first underframe longitudinal beam section 1 and the second underframe longitudinal beam section 2 are main longitudinal beams, the third underframe longitudinal beam section 3 and the fourth underframe longitudinal beam section 4 are side longitudinal beams, and the four underframe longitudinal beam sections extend along the front-back direction. First chassis longeron section 1, second chassis longeron section 2, third chassis longeron section 3 and fourth chassis longeron section 4 are interval arrangement in proper order in the left and right sides direction, and first chassis longeron section 1, second chassis longeron section 2, third chassis longeron section 3 and fourth chassis longeron section 4 are two laminar interval arrangement in the upper and lower direction, the first chassis longeron section 1 that is located the upper strata, second chassis longeron section 2, third chassis longeron section 3 and fourth chassis longeron section 4 form the top frame that corresponds battery compartment structure, the first chassis longeron section 1 that is located the lower floor, second chassis longeron section 2, third chassis longeron section 3 and fourth chassis longeron section 4 form the chassis that corresponds battery compartment structure.

In this embodiment, in the up-down direction, an upright post 15 is further disposed between two opposite underframe longitudinal beam sections, the upright post 15 forms five battery compartment structures on the frame, and the five battery compartment structures are a first battery compartment structure 9, a second battery compartment structure 10, a third battery compartment structure 11, a fourth battery compartment structure 12, and a fifth battery compartment structure 13, respectively. As shown in fig. 1, the first 9 and second 10 battery compartment structures are located between the first 1 and third 3 chassis longitudinal beam sections, the first 1 and third 3 chassis longitudinal beam sections corresponding to the first 9 and second 10 battery compartment structures. The third battery compartment structure 11, the fourth battery compartment structure 12 and the fifth battery compartment structure 13 are located between the second chassis longitudinal beam section 2 and the fourth chassis longitudinal beam section 4, and the second chassis longitudinal beam section 2 and the fourth chassis longitudinal beam section 4 correspond to the third battery compartment structure 11, the fourth battery compartment structure 12 and the fifth battery compartment structure 13. It is particularly emphasized that the battery compartment structure is mounted on the vehicle frame, and the longitudinal beam section of the underframe in this embodiment only forms a part of the battery compartment structure due to the relatively complicated structure of the vehicle frame.

In this embodiment, the frame is provided with two underframe longitudinal beam sections corresponding to a single battery compartment structure, and other longitudinal beam structures are also arranged between the two underframe longitudinal beam sections, and these longitudinal beam structures also have a supporting effect on the battery compartment structure, so that the two underframe longitudinal beam sections only form part of the underframe corresponding to the single battery compartment structure. It should be noted that, because the longitudinal beams on different vehicle frames are arranged in different manners, in other embodiments, a single battery compartment structure may also be correspondingly provided with other numbers of underframe longitudinal beam sections, and the underframe longitudinal beam sections in this embodiment only play a role in supporting and protecting the battery compartment structure.

In this embodiment, two fixed beams are respectively fixed on the frame corresponding to a single battery compartment structure, and are distributed at intervals along the front-rear direction, and each fixed beam extends along the left-right direction. All be equipped with spout 7 on each fixed beam, spout 7 extends along left right direction, and pre-installation has fastening bolt 8 in the spout 7, and the top notch of spout 7 is the throat structure, and when fastening bolt 8's bolt head assembly spout 7 was in, fastening bolt 8's bolt head could not be followed spout 7 top notch and extracted for the assembly of fastening bolt 8 anticreep is in spout 7. In this embodiment, the notches at least one end of the left and right ends of the upper sliding groove 7 of each fixed beam are open notches, and after the fastening bolt 8 is preassembled, the open notches need to be blocked to prevent the fastening bolt 8 from sliding out of the notches.

Since the structures of the battery compartments of the frame structure are similar, the first battery compartment structure 9 is taken as an example, and the battery compartment structure of the frame structure in the present embodiment will be described in detail. The first battery compartment structure 9 is correspondingly provided with a first underframe longitudinal beam section 1 and a third underframe longitudinal beam section 3, the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3 both extend along the front-back direction, the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3 are arranged at intervals along the left-right direction, the first underframe longitudinal beam section 1 is arranged at intervals along the up-down direction, the third underframe longitudinal beam section 3 is arranged at intervals along the up-down direction, the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3 on the lower layer form an underframe of the first battery compartment structure 9 and are used for supporting a standard battery box 14, and the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3 on the upper layer form a top frame of the first battery compartment structure 9 and are used for protecting the battery compartment.

In this embodiment, the distance between the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3 in the left-right direction is equal to the width of the standard battery box 14, and the first underframe longitudinal beam section 1 and the second underframe longitudinal beam section 2 form part of the underframe of the first battery compartment structure 9. First battery compartment structure 9 corresponds respectively has preceding fixed beam 5 and back fixed beam 6, and preceding fixed beam 5 and back fixed beam 6 all follow preceding rear direction interval arrangement, and all extend along left right direction. The front fixing beam 5 and the rear fixing beam 6 are respectively provided with a sliding groove 7, the two sliding grooves 7 extend along the left and right directions, notches at the left and right ends of the two sliding grooves 7 are open notches, and three fastening bolts 8 are respectively preassembled in the sliding grooves 7 on the front fixing beam 5 and three fastening bolts 8 are preassembled in the sliding grooves 7 on the rear fixing beam 6 through the open notches at the two sliding grooves 7. The number of fastening bolts 8 here increases or decreases as required. After the pre-installation fastening bolt 8 is completed, the left end and the right end of the front fixing beam 5 are respectively welded on the inner side surfaces of the first chassis longitudinal beam section 1 and the third chassis longitudinal beam section 3, the inner side surfaces of the first chassis longitudinal beam section 1 and the third chassis longitudinal beam section 3 can block the notches at the left end and the right end of the front fixing beam 5, and the pre-installation fastening bolt 8 on the front fixing beam 5 is prevented from sliding out from the notches at the left end and the right end of the front fixing beam 5. And in the same way, the left end and the right end of the rear fixed beam 6 are respectively welded on the inner side surfaces of the first underframe longitudinal beam section 1 and the third underframe longitudinal beam section 3.

In this embodiment, the fastening bolt 8 is a hexagon head bolt, and when the fastening bolt 8 is preassembled in the chute 7, as shown in fig. 3, the bolt head of the fastening bolt 8 is just clamped in the chute 7, three sets of opposite side surfaces are arranged on the hexagon head bolt, and the inner wall of the chute 7 faces the opposite side surfaces on the bolt head to form a limit position, so that the fastening bolt 8 can only move along the chute 7 after being preassembled in the chute 7. When the standard battery box 14 is installed, the fastening bolts 8 correspond to the installation holes in the base of the standard battery box 14 to be installed one by one, then the nuts are screwed on the fastening bolts 8, and when the nuts are screwed, the fastening bolts 8 do not rotate along with the circumferential direction of the nuts due to the limit of the sliding grooves 7 on the fastening bolts 8. In other embodiments, the hex head bolts may be replaced with square head bolts and square neck bolts.

In this embodiment, as shown in fig. 2 and 3, the sliding grooves 7 on the front fixing beam 5 and the rear fixing beam 6 are both C-shaped grooves, a straight blocking edge 71 is arranged at the top groove opening of the C-shaped groove, and the straight blocking edge 71 enables the top groove opening of the sliding groove 7 to be in a necking structure. For convenient processing, the front fixed beam 5 and the rear fixed beam 6 are both machined by C-shaped steel section bars. The lower surface welding of preceding fixed beam 5 and back fixed beam 6 has bracing piece 16, and bracing piece 16 extends along fore-and-aft direction to be used for strengthening preceding fixed beam 5 and the structural strength of back fixed beam 6.

When the vehicle provided by the embodiment is used for replacing batteries of different types of standard battery boxes 14, the distance between the fastening bolts 8 is adjusted in the left-right direction only after the originally installed standard battery box 14 is disassembled, so that the fastening bolts 8 correspond to the installation holes in the base of the standard battery box 14 to be installed one by one. The standard battery box 14 to be installed can be mounted securely in the battery compartment structure by means of a nut. Because the fastening bolt 8 is adjustable in the left-right direction, the fixing beam has better compatibility with different types of standard battery boxes 14, and the technical problem that the fixing beam needs to be punched or cut again to be replaced when the standard battery boxes 14 of different specifications are replaced due to poor compatibility of the fixing beam in the prior art is effectively solved.

The specific embodiment 2 of the vehicle provided by the utility model:

the difference from example 1 is mainly that: in example 1, 5 battery compartment structures were arranged on the frame structure. In this embodiment, the number of the battery compartment structures may be determined according to the structure of the vehicle frame itself, for example, 4 battery compartment structures may be symmetrically arranged, or a larger number may be correspondingly provided.

The specific embodiment 3 of the vehicle provided by the utility model:

the difference from example 1 is mainly that: in embodiment 1, the chute is a C-shaped groove. In this embodiment, the sliding groove is a dovetail groove, the cross section of the dovetail groove is a trapezoidal structure, the top notch of the dovetail groove is also a throat structure, and meanwhile, the bolt head of the fastening bolt correspondingly adopts a dovetail structure, so that the bolt head of the fastening bolt can be assembled in the sliding groove in an anti-falling mode.

The specific embodiment 4 of the vehicle provided by the utility model:

the difference from example 1 is mainly that: in embodiment 1, both ends of each fixed beam are correspondingly welded to the inner side surfaces of the corresponding two underframe longitudinal beam sections, so that the corresponding underframe longitudinal beam sections block the open notches of the corresponding sliding grooves. In this embodiment, the open notch department of each fixed beam is equipped with block structure in order to block up open notch, and the both ends correspondence welding of each fixed beam leads to the battery box to be higher slightly under this kind of structure on the upper surface of corresponding two chassis longeron sections, has certain requirement to installation space.

The specific embodiment 5 of the vehicle provided by the utility model:

the difference from example 1 is mainly that: in example 1, the fixed beam is machined from a C-shaped steel profile, and a C-shaped steel profile having a strength sufficient for a ball can be directly used. In this embodiment, a sliding groove with a locking notch structure at the top notch can be directly processed on the surface of the fixed beam.

The specific embodiment 6 of the vehicle provided by the present invention:

the difference from example 1 is mainly that: in example 1, another longitudinal beam structure is provided between two underframe longitudinal beam sections, and the two underframe longitudinal beam sections are used to form part of the underframe of the single battery compartment structure. In this embodiment, no other longitudinal beam structure is arranged between the two longitudinal beam sections of the underframe, the two longitudinal beam sections of the underframe provide all supports for the single battery compartment structure, and at this time, the two longitudinal beam sections of the underframe are used for forming the underframe of the single battery compartment structure.

The specific embodiment 7 of the vehicle provided by the present invention:

the difference from example 1 is mainly that: in embodiment 1, both ends are open notch about the spout, and in this embodiment, only one end is open notch in the both ends about the spout, and fastening bolt is in this open notch pre-installation to the spout, when installing the fixed beam on this frame structure, needs to carry out the shutoff to this open notch.

The specific embodiment 1 of the frame structure provided by the utility model is as follows:

the frame structure in this embodiment is the same as that in a vehicle, and the detailed structure is not described herein again.

In other embodiments, the frame structure may also adopt the structure in any one of the above vehicle embodiments 2 to 7, and will not be described herein again.

Finally, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments without departing from the inventive concept, or some of the technical features may be replaced with equivalents. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A frame structure includes a frame having a front-rear direction corresponding to a vehicle length direction and a left-right direction corresponding to a vehicle width direction; the frame is provided with a stand column (15) so as to form at least one battery compartment structure on the frame, and the battery compartment structure is used for placing a standard battery box (14); the vehicle frame is characterized in that two fixed beams are fixedly arranged on the vehicle frame corresponding to a single battery compartment structure respectively, the two fixed beams are distributed at intervals along the front-rear direction, and each fixed beam extends along the left-right direction; each fixing beam is provided with a sliding groove (7), the sliding grooves (7) extend in the left-right direction, fastening bolts (8) are arranged in the sliding grooves (7) in a sliding mode in the front-back direction, the fastening bolts (8) are used for fastening the standard battery box (14) on the fixing beams, and top notches of the sliding grooves (7) are of a necking structure, so that bolt heads of the fastening bolts (8) are assembled in the sliding grooves (7) in an anti-falling mode.

2. The frame structure according to claim 1, wherein two underframe girder sections are arranged on the frame corresponding to a single battery compartment structure, and the two underframe girder sections are used for forming an underframe of the single battery compartment structure or forming a part of the underframe of the single battery compartment structure;

two longitudinal beam sections are distributed at intervals along the left and right, each underframe longitudinal beam section extends along the front and back direction, and the two fixed beams corresponding to the single battery compartment structure are correspondingly and fixedly arranged between the two corresponding underframe longitudinal beam sections.

3. A frame structure according to claim 2, characterized in that at least one end of the slot (7) of each fixed beam is open for pre-mounting said fastening bolt (8) into the slot (7); the two ends of each fixed beam are correspondingly welded on the inner side surfaces of the corresponding two underframe longitudinal beam sections so as to plug the open notches of the corresponding sliding grooves (7) by the corresponding underframe longitudinal beam sections.

4. A frame structure according to any of claims 1 or 2 or 3, characterized in that the chute (7) is a C-shaped groove with a notch having two straight ledges (71) at both sides, so that the top notch of the chute (7) is of a necked-down configuration.

5. A frame structure according to claim 4, characterized in that the fixing beam is machined from a C-shaped steel profile.

6. A vehicle includes a frame structure provided with a vehicle body;

the frame structure includes a frame having a front-rear direction corresponding to a vehicle length direction and a left-right direction corresponding to a vehicle width direction; the frame is provided with a stand column (15) so as to form at least one battery compartment structure on the frame, and the battery compartment structure is used for placing a standard battery box (14); the vehicle frame is characterized in that two fixed beams are fixedly arranged on the vehicle frame corresponding to a single battery compartment structure respectively, the two fixed beams are distributed at intervals along the front-rear direction, and each fixed beam extends along the left-right direction; each fixing beam is provided with a sliding groove (7), the sliding grooves (7) extend in the left-right direction, fastening bolts (8) are arranged in the sliding grooves (7) in a sliding mode in the front-back direction, the standard battery boxes (14) are fastened on the fixing beams through the fastening bolts (8), and top notches of the sliding grooves (7) are of a necking structure, so that bolt heads of the fastening bolts (8) are assembled in the sliding grooves (7) in an anti-falling mode.

7. The vehicle of claim 6, wherein two underframe stringer sections are provided on the frame corresponding to a single battery compartment structure, the two underframe stringer sections being used to form an underframe of the single battery compartment structure or to form a part of an underframe of the single battery compartment structure;

two underframe longeron sections are along controlling interval distribution, and each underframe longeron section all extends along the fore-and-aft direction, corresponds single battery compartment structure two fixed beams correspond and set firmly between two corresponding underframe longeron sections.

8. Vehicle according to claim 7, characterized in that at least one end of the slot (7) of each fixed beam is open for pre-mounting the fastening bolt (8) into the slot (7); the two ends of each fixed beam are correspondingly welded on the inner side surfaces of the corresponding two underframe longitudinal beam sections so as to plug the open notches of the corresponding sliding grooves (7) by the corresponding underframe longitudinal beam sections.

9. Vehicle according to any of claims 6 or 7 or 8, characterized in that the chute (7) is a C-shaped slot with a notch having two straight ledges (71) so that the top notch of the chute (7) is of a reduced configuration.

10. The vehicle of claim 9, characterized in that the fixed beam is machined from a C-shaped steel profile.