CN214451323U

CN214451323U - Platform structure and vehicle

Info

Publication number: CN214451323U
Application number: CN202120426291.6U
Authority: CN
Inventors: 李明昕; 李坤; 周旭
Original assignee: Sany Heavy Equipment Co Ltd
Current assignee: Sany Heavy Equipment Co Ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-22
Anticipated expiration: 2031-02-26

Abstract

The utility model provides a platform structure and vehicle, the platform structure includes: a main frame; the auxiliary frame is detachably connected with the main frame, the auxiliary frame and the main frame are connected to the same frame, the main frame comprises a main bearing portion and a maintenance portion, the main bearing portion and the auxiliary frame are detachably connected, and the main bearing portion is connected with the auxiliary frame. In the technical scheme of the utility model, the platform structure is a split type framework, on one hand, the platform structure does not need to be integrally disassembled when other parts or structures of the vehicle are maintained and replaced, which is beneficial to reducing the workload of disassembly and assembly and improving the working efficiency; on the other hand, the overall size of the platform structure can be controlled according to actual requirements, so that the overall size of the platform structure is not too large, and the support stability is improved; moreover, the welding workload is reduced, the possibility of obvious structure deformation and welding stress concentration caused by welding at multiple positions is greatly reduced, and meanwhile, the situation that the welding position is cracked in the use process is avoided to a certain extent.

Description

Platform structure and vehicle

Technical Field

The embodiment of the utility model provides a relate to vehicle technical field, particularly, relate to a platform structure and a vehicle.

Background

In the related art, the platform structure is an integral structure, the integral platform structure is formed by combining and welding a large number of reinforcing ribs and steel plates, and the integral platform structure is connected with other parts after being installed on a frame. Many times need just can maintain some spare parts with the whole dismantlement of platform structure, and dismouting work load is big, and is efficient.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above technical problems, an object of an embodiment of the present invention is to provide a platform structure.

Another object of the embodiments of the present invention is to provide a vehicle having the above platform structure.

To achieve the above object, an embodiment of the first aspect of the present invention provides a platform structure, including: a main frame; the auxiliary frame is detachably connected with the main frame, the auxiliary frame and the main frame are connected to the same frame, the main frame comprises a main bearing portion and a maintenance portion, the main bearing portion and the auxiliary frame are detachably connected, and the main bearing portion is connected with the auxiliary frame.

According to the embodiment of the platform structure provided by the utility model, the platform structure is a split type framework, on one hand, the platform structure does not need to be integrally disassembled when other parts or structures of the vehicle are maintained and replaced, which is beneficial to reducing the workload of disassembly and assembly and improving the working efficiency; on the other hand, the overall size of the platform structure can be controlled according to actual requirements, so that the overall size of the platform structure is not too large, and the support stability is improved; moreover, the welding workload is reduced, the possibility of obvious structure deformation and welding stress concentration caused by welding at multiple positions is greatly reduced, and meanwhile, the situation that the welding position is cracked in the use process is avoided to a certain extent.

Specifically, the platform structure includes a main frame and at least one sub-frame. Further, the main frame includes a main bearing portion and a maintenance portion. The main bearing part is used for being connected with the frame, and the main bearing part in the main frame can play a bearing role. The maintenance part is detachably connected with the main bearing part, and can be understood as a detachable beam at the front end of the main frame, an engine or other parts in a vehicle are arranged on the main frame, when certain structures of the engine or other parts need to be maintained, the whole platform structure does not need to be detached, the maintenance part is only detached, and then maintenance work can be completed, and the maintenance part is convenient and fast.

Furthermore, the auxiliary frame is detachably connected with the main bearing part, the auxiliary frame is used for being connected with the frame, and the auxiliary frame can play a bearing role. The main frame and the auxiliary frame form a split type platform structure which is mainly used for installing and fixing parts such as a cab, an expansion water tank, a storage battery box, an air filter, an air inlet and outlet pipeline, a radiator protective cover, a mudguard, a silencer, a guardrail and the like.

According to the technical scheme, the platform structure is a split type framework, on one hand, the platform structure does not need to be integrally disassembled during maintenance and replacement, so that the disassembling and assembling workload is reduced, and the working efficiency is improved; on the other hand, the overall size of the platform structure can be controlled according to actual requirements, so that the overall size of the platform structure is not too large, and the support stability is improved; moreover, the welding workload is reduced, the possibility of obvious structure deformation and welding stress concentration caused by welding at multiple positions is greatly reduced, and meanwhile, the situation that the welding position is cracked in the use process is avoided to a certain extent.

Further, main bearing portion and auxiliary frame all link to each other with same frame, can understand, in the scheme of this application, not main bearing portion and auxiliary frame link to each other with the frame of difference respectively, but set up a split type platform structure on same frame, are favorable to controlling the whole size of platform structure, and the staff of being convenient for maintains.

It is worth mentioning that the number of the sub-frames is at least one, that is, the number of the sub-frames may be one, two or more, and the sub-frames are flexibly arranged according to actual needs in consideration of structural strength, overall size, cost and other factors.

Additionally, the utility model provides an above-mentioned technical scheme can also have following additional technical characterstic:

in the above technical solution, the number of the sub-frames is two, one sub-frame is disposed on one side of the main bearing portion, and the other sub-frame is disposed on the other side of the main bearing portion.

In this technical scheme, through setting up the quantity of subframe as two, can understand, divide into three parts roughly with the platform structure, namely a main frame and two subframes, can further control the size of platform structure, be convenient for maintenance and the change of spare part.

Furthermore, one subframe is arranged on one side of the main bearing part, and the other subframe is arranged on the other side of the main bearing part. The platform structure is split type skeleton, divide into left, well, right three branch platform, because subframe and main frame are for dismantling to be connected, the equipment of being convenient for and dismantling. The platform structure in this application has advantages such as the structure is reliable, intensity and rigidity are big, anti fatigue failure ability reinforce.

In the above technical solution, the main bearing part includes: two first longitudinal beams arranged in parallel; one end of the first cross beam is connected with one first longitudinal beam, and the other end of the first cross beam is connected with the other first longitudinal beam; the maintenance unit includes: the second cross beam is detachably connected with the first longitudinal beam.

In this solution, the main load-bearing part comprises two first longitudinal beams and at least one first transverse beam. Specifically, two first longitudinal beams are arranged in parallel, one end of each first transverse beam is connected with one first longitudinal beam, and the other end of each first transverse beam is connected with the other first longitudinal beam.

It is worth mentioning that the number of the first cross beams is at least one, that is, the number of the first cross beams may be one, two or more, and the first cross beams are flexibly arranged according to actual requirements in consideration of overall strength, cost and other factors. In addition, the main frame can also comprise a middle beam, and the overall strength of the main frame can be further improved by arranging the middle beam.

Further, the maintenance part comprises a second cross beam, and the second cross beam and the two first longitudinal beams are detachably connected. It can be understood that the second cross beam is a detachable beam at the front end of the main frame, the second cross beam can also play a bearing role to a certain extent, when a part arranged on the main frame needs to be maintained or replaced, only the maintenance part needs to be detached, and the operation is convenient and fast.

In the above technical scheme, main bearing part passes through location structure with the subframe and links to each other, and location structure includes: the first positioning part is arranged on the main bearing part; the second positioning part is arranged on the subframe, and the first positioning part and the second positioning part are matched with each other to realize the installation and positioning of the main frame and the subframe.

In this technical scheme, through location structure, can install main bearing part and subframe fast. Specifically, the positioning structure can be a guiding and positioning key groove, and the guiding and positioning key groove is arranged at the joint of the main bearing part and the subframe, so that on one hand, the guiding and positioning functions can be achieved; on the other hand, the integral strength of the platform structure can be enhanced, and the support stability is improved.

Further, the positioning structure includes a first positioning portion and a second positioning portion. Specifically, on first location portion located main supporting portion, second location portion located subframe, when assembling main supporting portion and subframe, through mutually supporting of first location portion and second location portion, first location portion and second location portion can play the effect of direction, location, and then the staff can be quick carries out the dismouting with main supporting portion and subframe.

In the above technical solution, one of the first positioning portion and the second positioning portion is a protrusion, and the other is a groove, and the protrusion and the groove are matched with each other.

In this technical scheme, in first locating part and the second locating part, one can be the arch, and another can be the recess, through protruding mutually supporting with the recess, both can realize direction, location, can improve the bulk strength of platform structure again. Of course, the two positioning portions may have other structures according to actual requirements.

In the above technical scheme, the main frame is square, and the platform structure still includes: the four first hoisting seats are arranged at the four corners of the main frame; and/or the subframe is square, and the platform structure further comprises: and the four second hoisting seats are arranged at the four corners of the subframe.

In this technical scheme, through setting up the main frame to square, be favorable to supporting other parts. Further, the platform structure further comprises four first hoisting seats, and the four first hoisting seats are arranged at the positions of the four corners of the main frame. Specifically, because the main frame includes main supporting part and maintenance portion, locate two of them first hoist and mount seat on main supporting part, on two other first hoist and mount seats locate maintenance portion, conveniently hoist and mount, carry the main frame. After the main bearing part and the maintenance part are assembled by a worker, the main frame is hoisted through four hoisting points on the main frame, and the stability of the hoisting process can be ensured because the four hoisting points are positioned at the positions of the four corners of the main frame.

It is worth to be noted that when the main frame is hoisted, the main bearing part and the maintenance part can be hoisted separately, and the main bearing part and the maintenance part can also be hoisted together after being assembled.

Furthermore, the sub-frame is square, which is beneficial to supporting other components by the sub-frame. Further, the platform structure further comprises four second hoisting seats, and the four second hoisting seats are arranged at the four corners of the subframe. Specifically, four second hoisting seats can be understood as four hoisting points, and the subframe can be hoisted and transported through the four hoisting points, so that the stability of the hoisting process can be ensured because the four hoisting points are positioned at the four corners of the subframe.

In the above technical solution, the method further comprises: the first supporting seats are arranged on the main bearing part, and the main bearing part is connected with the frame through the first supporting seats; and/or a plurality of second supporting seats, wherein the plurality of second supporting seats are arranged on the auxiliary frame, and the auxiliary frame is connected with the frame through the second supporting seats.

In this technical solution, the platform structure further includes a plurality of first supporting seats. Specifically, a plurality of first supporting seats are arranged on the main bearing part, and the main bearing part is connected with the frame through the first supporting seat. By arranging the first supporting seat, on one hand, the mounting point between the main bearing part and the frame can be increased, and the connection strength between the main bearing part and the frame is improved; on the other hand, the supporting stability of the platform structure is improved.

It is worth to say that the first supporting seat and the main bearing part can be relatively fixed in a welding mode, so that the production and the processing are convenient; or the first supporting seat is detachably connected with the main bearing part, so that the maintenance and the replacement are convenient; or the first supporting seat and the main bearing part are of an integrated structure, and compared with a post-processing mode, the mechanical property is good, and the connection strength is higher. In addition, according to actual needs, first supporting seat can be arbitrary shape.

Further, the platform structure also comprises a plurality of second supporting seats. The plurality of second supporting seats are arranged on the auxiliary frame, and the auxiliary frame is connected with the frame through the second supporting seats. By arranging the second supporting seat, on one hand, the mounting point between the subframe and the frame can be increased, and the connection strength between the subframe and the frame can be improved; on the other hand, the supporting stability of the platform structure is improved.

It is worth to say that the second supporting seat and the subframe can be relatively fixed in a welding mode, so that the production and the processing are convenient; or the second supporting seat is detachably connected with the auxiliary frame, so that the maintenance and the replacement are convenient; or the second supporting seat and the subframe are of an integrated structure, and compared with a post-processing mode, the mechanical property is good, and the connection strength is higher. In addition, according to actual need, the second supporting seat can be in any shape.

In general, four mounting points exist between the integrated platform structure and the frame, and the stability is poor. In this application, through setting up a plurality of first supporting seats and a plurality of second supporting seat, be favorable to increasing the quantity of mounting point between platform structure and the frame, improve the joint strength of platform structure and frame, and then can improve the support stability.

In the above technical solution, the method further comprises: a support bar structure comprising: the hinge seat is arranged on the auxiliary frame; one end of the supporting rod is rotatably connected with the hinged seat through a connecting pin shaft, and the other end of the supporting rod is used for being connected with the frame.

In this technical scheme, the platform structure still includes the bracing piece structure. Specifically, the support rod structure comprises a hinged seat and a support rod. The hinged seat is arranged on the auxiliary frame, and one end of the supporting rod is rotatably connected with the hinged seat through a connecting pin shaft. In other words, the hinged seat and the subframe are relatively fixed, and the support rod and the subframe can rotate relatively. Further, the other end of the support rod is connected with the frame. Through setting up bracing piece structure, can further improve platform structure's stability and bearing capacity, platform structure can bear more spare parts.

It is worth to say that the hinged seat and the subframe are relatively fixed by welding. In addition, the supporting rod structure further comprises a cover plate and a bolt piece, and the connecting pin shaft is axially limited through the cover plate and the bolt piece, so that the reliability of the supporting rod structure is improved.

In the above technical solution, the method further comprises: the first reinforcing rib is arranged on the main frame and is L-shaped or Contraband-shaped; and/or a second reinforcing rib arranged on the subframe, wherein the second reinforcing rib is L-shaped or Contraband-shaped.

In this technical scheme, the platform structure still includes the first strengthening rib of locating on the main frame. Through setting up first strengthening rib, be favorable to improving the overall structure intensity of main frame, improve the anti fatigue failure ability of main frame.

Further, the first reinforcing rib is L-shaped or Contraband-shaped. Specifically, Contraband-type first reinforcing ribs are adopted to reinforce the bearing parts in the main frame, such as the battery box, the resistance grid, the electric control cabinet, the cab and other places with larger weight, and the rest parts are reinforced by L-type first reinforcing ribs.

Further, the platform structure also comprises a second reinforcing rib arranged on the auxiliary frame. Through setting up the second strengthening rib, be favorable to improving subframe's overall structure intensity, improve subframe's antifatigue destruction ability.

Further, the second reinforcing rib is L-shaped or Contraband-shaped. Specifically, the bearing part in the subframe is reinforced by using Contraband type second reinforcing ribs, and the rest part is reinforced by using L type second reinforcing ribs.

Embodiments of a second aspect of the present invention provide a vehicle, a frame; in the platform structure of any of the above embodiments, the platform structure is connected to the frame.

According to the utility model discloses an embodiment of vehicle, vehicle include frame and platform structure, and the platform structure links to each other with the frame. Specifically, the kind of the vehicle may be various, such as: a mining dump truck and the like.

The mining dump truck is important transportation equipment for open-pit mining, the platform structure is an important component of the mining dump truck, and the platform structure is arranged on a frame of the mining dump truck and is mainly used for mounting and fixing parts such as a cab, an expansion water tank, a storage battery box, an air filter, an air inlet and outlet pipeline, a radiator shield, a mudguard, a silencer, a guardrail and the like. In addition, the platform structure of the mining dump truck with the electric wheels is also used for installing parts such as an electric control cabinet, a resistance grid, a battery box and the like.

Through setting up split type platform structure, reduced because of the big possibility that leads to the splice fracture that warp, and easily dismouting, be convenient for maintain and change.

The vehicle includes any one of the platform structures in the first aspect, so that the beneficial effects of any one of the embodiments are achieved, and are not described herein again.

Additional aspects and advantages of embodiments of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

Fig. 1 shows a schematic view of a platform structure according to an embodiment of the invention;

fig. 2 shows a schematic view of a support bar structure according to an embodiment of the invention;

fig. 3 shows a schematic view of a positioning structure according to an embodiment of the invention;

fig. 4 shows a schematic view of a connection structure of the main bearing part and the first supporting seat according to an embodiment of the present invention;

fig. 5 is a schematic view illustrating a connection structure of the subframe and the second support seat according to an embodiment of the present invention;

fig. 6 shows a schematic view of a vehicle according to an embodiment of the invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 6 is:

100: a platform structure; 110: a main frame; 111: a main bearing part; 1111: a first stringer; 1112: a first cross member; 112: a maintenance unit; 1121: a second cross member; 120: a sub-frame; 130: a positioning structure; 131: a first positioning portion; 132: a second positioning portion; 141: a first hoisting seat; 142: a second hoisting seat; 143: a first support base; 144: a second support seat; 145: a first reinforcing rib; 146: a second reinforcing rib; 150: a support rod structure; 151: a hinged seat; 152: a support bar; 153: connecting a pin shaft; 200: a vehicle; 210: a vehicle frame.

Detailed Description

In order to make the above objects, features and advantages of the embodiments of the present invention more clearly understood, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, embodiments of the present invention may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.

Platform structure 100 and vehicle 200 provided in accordance with some embodiments of the present invention are described below with reference to fig. 1-6.

Example one

As shown in fig. 1, an embodiment of the present invention provides a platform structure 100, which includes a main frame 110 and at least one sub-frame 120. Further, the main frame 110 includes a main bearing portion 111 and a maintenance portion 112. The main bearing part 111 is used for connecting with the frame 210, and the main bearing part 111 in the main frame 110 can play a role of bearing. The maintenance part 112 is detachably connected with the main bearing part 111, and it can be understood that the maintenance part 112 is a detachable beam at the front end of the main frame 110, and the engine or other components in the vehicle 200 are arranged on the main frame 110, when some structures of the engine or other components need to be maintained, the whole platform structure 100 does not need to be detached, and only the maintenance part 112 needs to be detached to complete maintenance work, which is convenient and fast.

Further, the sub-frame 120 is detachably connected to the main bearing portion 111, the sub-frame 120 is used for being connected to the vehicle frame 210, and the sub-frame 120 can play a bearing role. The main frame 110 and the sub-frame 120 form a split platform structure 100, and the platform structure 100 is mainly used for mounting and fixing parts such as a cab, an expansion tank, a storage battery box, an air filter, an air inlet and outlet pipeline, a radiator shroud, a mudguard, a silencer, a guardrail and the like.

In the technical scheme of the application, the platform structure 100 is a split type framework, on one hand, the platform structure 100 does not need to be integrally disassembled when other parts or structures of the vehicle are maintained and replaced, so that the workload of disassembly and assembly is reduced, and the working efficiency is improved; on the other hand, the overall size of the platform structure 100 can be controlled according to actual requirements, so that the overall size of the platform structure 100 is not too large, and the support stability is improved; moreover, the welding workload is reduced, the possibility of obvious structure deformation and welding stress concentration caused by welding at multiple positions is greatly reduced, and meanwhile, the situation that the welding position is cracked in the use process is avoided to a certain extent.

Further, main bearing portion 111 and subframe 120 all link to each other with same frame 210, and it can be understood that, in the scheme of this application, main bearing portion 111 and subframe 120 do not link to each other with different frames 210 respectively, but set up a split type platform structure 100 on same frame 210, are favorable to controlling the whole size of platform structure 100, and the staff of being convenient for maintains.

It is noted that the number of the sub-frames 120 is at least one, that is, the number of the sub-frames 120 may be one, two or more, and the sub-frames 120 are flexibly arranged according to actual needs in consideration of structural strength, overall size, cost and other factors.

Example two

As shown in fig. 1, the number of the sub-frames 120 is two. By setting the number of the sub-frames 120 to two, it can be understood that the platform structure 100 is roughly divided into three parts, i.e., one main frame 110 and two sub-frames 120, and the size of the platform structure 100 can be further controlled, which facilitates maintenance and replacement of parts.

Further, one sub-frame 120 is provided at one side of the main bearing part 111, and the other sub-frame 120 is provided at the other side of the main bearing part 111. The platform structure 100 is a split type framework, which is divided into a left sub-platform, a middle sub-platform and a right sub-platform, and the sub-frame 120 and the main frame 110 are detachably connected, so that the assembly and disassembly are convenient. The platform structure 100 in the present application has the advantages of reliable structure, high strength and rigidity, strong fatigue failure resistance, and the like.

EXAMPLE III

As shown in fig. 1, the main load-bearing part 111 comprises two first longitudinal beams 1111 and at least one first transverse beam 1112. Specifically, two first longitudinal beams 1111 are arranged in parallel, one end of the first cross beam 1112 is connected to one first longitudinal beam 1111, and the other end of the first cross beam 1112 is connected to the other first longitudinal beam 1111, and it can be understood that the first longitudinal beam 1111 and the first cross beam 1112 constitute the main load bearing part 111.

It should be noted that the number of the first beams 1112 is at least one, that is, the number of the first beams 1112 may be one, two or more, and the first beams 1112 can be flexibly arranged according to actual requirements in consideration of the overall strength, cost and other factors. In addition, the main frame 110 may further include a center sill, and the overall strength of the main frame 110 may be further improved by providing the center sill.

Further, the maintenance part 112 includes a second cross member 1121, and the second cross member 1121 is detachably connected to both of the first longitudinal members 1111. It can be understood that the second beam 1121 is a detachable beam at the front end of the main frame 110, and the second beam 1121 can also play a role of bearing to a certain extent, when a component disposed on the main frame 110 needs to be maintained or replaced, only the maintenance portion 112 needs to be detached, which is convenient and fast.

Specifically, the first cross member 1112 may be disposed near one end of the first longitudinal member 1111, and the second cross member 1121 may be disposed near the other end of the first longitudinal member 1111.

In another embodiment, the main bearing portion 111 is bolted to the subframe 120, that is, the main bearing portion 111 is detachably connected to the subframe 120 through bolts, and workers can mount and dismount the platforms only by rotating the bolts, which is low in cost and beneficial to improving the mounting and dismounting efficiency.

In another embodiment, the maintenance part 112 is bolted to the main bearing part 111, that is, the maintenance part 112 is detachably connected to the main bearing part 111 through bolts, when a worker needs to repair a component arranged on the main frame 110, the main frame 110 does not need to be integrally disassembled, and only the maintenance part 112 in the main frame 110 needs to be disassembled, which is convenient and fast and is beneficial to improving the disassembling and assembling efficiency. In addition, the staff only need rotate bolt spare and can realize installation and dismantlement, is favorable to reduce cost.

Example four

As shown in fig. 1 and 3, the main bearing part 111 is connected to the sub-frame 120 by a positioning structure 130. The positioning structure 130 allows the main bearing part 111 and the sub-frame 120 to be quickly mounted. Specifically, the positioning structure 130 may be a guiding and positioning key slot, and by providing the guiding and positioning key slot at the connection between the main bearing part 111 and the sub-frame 120, on one hand, the guiding and positioning functions may be achieved; on the other hand, the overall strength of the platform structure 100 can be enhanced, which is beneficial to improving the support stability.

EXAMPLE five

As shown in fig. 1 and 3, the positioning structure 130 includes a first positioning portion 131 and a second positioning portion 132. Specifically, the first positioning portion 131 is disposed on the main supporting portion 111, the second positioning portion 132 is disposed on the sub-frame 120, and when the main supporting portion 111 and the sub-frame 120 are assembled, the first positioning portion 131 and the second positioning portion 132 can perform guiding and positioning functions by the cooperation of the first positioning portion 131 and the second positioning portion 132, so that a worker can rapidly assemble and disassemble the main supporting portion 111 and the sub-frame 120.

In another embodiment, one of the first positioning portion 131 and the second positioning portion 132 may be a protrusion, and the other may be a groove, and the protrusion and the groove cooperate with each other to achieve guiding and positioning, and improve the overall strength of the platform structure 100. Of course, the two positioning portions may have other structures according to actual requirements.

EXAMPLE six

As shown in fig. 1, the main frame 110 has a square shape, which is advantageous for supporting other components. Further, the platform structure 100 further includes four first hoisting seats 141, and the four first hoisting seats 141 are disposed at four corners of the main frame 110. Specifically, since the main frame 110 includes the main bearing portion 111 and the maintenance portion 112, two of the first hoisting seats 141 are disposed on the main bearing portion 111, and the other two first hoisting seats 141 are disposed on the maintenance portion 112, which facilitates hoisting and transporting the main frame 110. After the worker assembles the main bearing part 111 and the maintenance part 112, the main frame 110 is hoisted through four hoisting points on the main frame 110, and the four hoisting points are located at the four corners of the main frame 110, so that the stability of the hoisting process can be ensured.

It should be noted that, when the main frame 110 is hoisted, the main bearing part 111 and the maintenance part 112 may be hoisted separately, or the main bearing part and the maintenance part may be hoisted together after being assembled.

In another embodiment, the subframe 120 is square to facilitate the subframe 120 supporting other components. Further, the platform structure 100 further includes four second hoisting seats 142, and the four second hoisting seats 142 are disposed at four corners of the subframe 120. Specifically, the four second hoisting seats 142 may be understood as four hoisting points, and the subframe 120 can be hoisted and transported through the four hoisting points, and since the four hoisting points are located at the four corners of the subframe 120, the stability of the hoisting process can be ensured.

EXAMPLE seven

As shown in fig. 4, the platform structure 100 further includes a plurality of first supporting seats 143. Specifically, a plurality of first supporting seats 143 are disposed on the main carrying portion 111, and the main carrying portion 111 is connected to the frame 210 through the first supporting seats 143. By arranging the first supporting seat 143, on one hand, the mounting point between the main bearing part 111 and the frame 210 can be increased, which is beneficial to improving the connection strength between the main bearing part 111 and the frame 210; on the other hand, it is advantageous to improve the support stability of the platform structure 100.

It should be noted that the first supporting seat 143 and the main bearing portion 111 can be relatively fixed by welding, which is convenient for production and processing; or, the first supporting seat 143 is detachably connected with the main bearing part 111, so that the maintenance and the replacement are convenient; further alternatively, the first supporting seat 143 and the main bearing portion 111 are formed integrally, and have good mechanical properties and higher connection strength than a post-processing method. In addition, the first supporting seat 143 may have any shape according to actual requirements.

In another embodiment, as shown in FIG. 5, the platform structure 100 further comprises a plurality of second support seats 144. The plurality of second supporting seats 144 are disposed on the subframe 120, and the subframe 120 is connected to the frame 210 through the second supporting seats 144. By arranging the second support base 144, on one hand, the mounting point between the subframe 120 and the frame 210 can be increased, which is beneficial to improving the connection strength between the subframe 120 and the frame 210; on the other hand, it is advantageous to improve the support stability of the platform structure 100.

It should be noted that the second supporting seat 144 and the subframe 120 may be fixed relatively by welding, which is convenient for production and processing; or, the second supporting seat 144 is detachably connected with the subframe 120, so that the maintenance and replacement are convenient; or, the second support base 144 and the subframe 120 are of an integrated structure, and compared with a post-processing mode, the mechanical property is good, and the connection strength is higher. In addition, the second supporting seat 144 may have any shape according to actual requirements.

In general, there are four mounting points between the integral platform structure 100 and the frame 210, which results in poor stability. In this application, through setting up a plurality of first supporting seats 143 and a plurality of second supporting seat 144, be favorable to increasing the quantity of mounting point between platform structure 100 and the frame 210, improve the joint strength of platform structure 100 and frame 210, and then can improve support stability.

Example eight

As shown in fig. 1 and 2, the platform structure 100 further includes a support bar structure 150. Specifically, the support rod structure 150 includes a hinge base 151 and a support rod 152. The hinge base 151 is disposed on the sub-frame 120, and one end of the support rod 152 is rotatably connected to the hinge base 151 via a connecting pin 153. In other words, the hinge base 151 is fixed relative to the sub-frame 120, and the support rod 152 is rotatable relative to the sub-frame 120. Further, the other end of the support rod 152 is connected to the frame 210. By providing the support rod structure 150, the stability and the load-bearing capacity of the platform structure 100 can be further improved, and the platform structure 100 can bear more parts.

It is worth mentioning that the hinge seat 151 and the sub-frame 120 are relatively fixed by welding. In addition, the support rod structure 150 further includes a cover plate and a bolt, and the connecting pin 153 is axially limited by the cover plate and the bolt, so that the reliability of the support rod structure 150 is improved.

Example nine

As shown in fig. 1, the platform structure 100 further includes a first reinforcing rib 145 disposed on the main frame 110. The first reinforcing ribs 145 are arranged, so that the overall structural strength of the main frame 110 is improved, and the fatigue damage resistance of the main frame 110 is improved.

Further, the first reinforcing bead 145 has an L shape or an Contraband shape. Specifically, the main frame 110 is reinforced at the heavy load-bearing position, such as a battery box, a resistor grid, an electric control cabinet, a cab, etc., by using Contraband-type first reinforcing ribs 145, and the rest is reinforced by using L-type first reinforcing ribs 145.

In another embodiment, as shown in fig. 1, the platform structure 100 further includes a second stiffener 146 provided on the sub-frame 120. By providing the second reinforcing rib 146, the overall structural strength of the subframe 120 is improved, and the fatigue failure resistance of the subframe 120 is improved.

Further, the second reinforcing bead 146 is L-shaped or Contraband-shaped. Specifically, the load bearing portion of the sub-frame 120 is reinforced by the Contraband-shaped second reinforcing rib 146, and the rest portion is reinforced by the L-shaped second reinforcing rib 146.

Example ten

As shown in fig. 6, an embodiment of the present invention provides a vehicle 200, which includes a frame 210 and the platform structure 100 in any of the embodiments, wherein the platform structure 100 is connected to the frame 210. Specifically, the kind of the vehicle 200 may be various, such as: a mining dump truck and the like.

The mining dump truck is important transportation equipment for open-pit mining, the platform structure 100 is an important component of the mining dump truck, and the platform structure 100 is installed on a frame 210 of the mining dump truck and is mainly used for installing and fixing parts such as a cab, an expansion water tank, a storage battery box, an air filter, an air inlet and outlet pipeline, a radiator shield, a fender, a silencer, a guardrail and the like. In addition, the platform structure 100 of the mining dump truck with the electric wheels is also used for installing parts such as an electric control cabinet, a resistance grid and a battery box.

Through setting up split type platform structure 100, reduced because of the big possibility that leads to the splice fracture that warp, and easily dismouting, be convenient for maintain and change.

According to the embodiment of the platform structure and the vehicle of the utility model, the platform structure is a split type framework, on one hand, the platform structure does not need to be integrally disassembled when other parts or structures of the vehicle are maintained and replaced, which is beneficial to reducing the workload of disassembly and assembly and improving the working efficiency; on the other hand, the overall size of the platform structure can be controlled according to actual requirements, so that the overall size of the platform structure is not too large, and the support stability is improved; moreover, the welding workload is reduced, the possibility of obvious structure deformation and welding stress concentration caused by welding at multiple positions is greatly reduced, and meanwhile, the situation that the welding position is cracked in the use process is avoided to a certain extent.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," 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 invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. 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 above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 platform structure, comprising:

a main frame (110);

at least one sub-frame (120), the sub-frame (120) being detachably connected to the main frame (110), the sub-frame (120) being connected to the same carriage (210) as the main frame (110),

wherein the main frame (110) comprises a main bearing part (111) and a maintenance part (112) which are detachably connected, and the main bearing part (111) is connected with the sub-frame (120).

2. A platform structure according to claim 1, characterised in that the number of sub-frames (120) is two, one sub-frame (120) being provided on one side of the main load-bearing part (111) and the other sub-frame (120) being provided on the other side of the main load-bearing part (111).

3. A platform structure according to claim 1 or 2, characterised in that the main load-bearing part (111) comprises:

two first longitudinal beams (1111) arranged in parallel;

at least one first cross beam (1112), one end of the first cross beam (1112) is connected with one first longitudinal beam (1111), and the other end of the first cross beam (1112) is connected with the other first longitudinal beam (1111);

the maintenance unit (112) includes:

the second cross beam (1121) is detachably connected with the first longitudinal beam (1111).

4. A platform structure according to claim 1, characterised in that the main load-bearing part (111) is connected to the sub-frame (120) by means of a positioning structure (130), the positioning structure (130) comprising:

a first positioning section (131) provided on the main bearing section (111);

and the second positioning part (132) is arranged on the subframe (120), and the first positioning part (131) and the second positioning part (132) are matched with each other to realize the installation and positioning of the main frame (110) and the subframe (120).

5. The platform structure according to claim 4, wherein one of the first positioning portion (131) and the second positioning portion (132) is a protrusion, and the other is a groove, and the protrusion and the groove are mutually matched.

6. The platform structure according to claim 1, wherein the main frame (110) is square shaped, the platform structure (100) further comprising:

the four first hoisting seats (141), the four first hoisting seats (141) are arranged at the four corners of the main frame (110); and/or

The subframe (120) is square, the platform structure (100) further comprising:

the four second hoisting seats (142) are arranged at the four corners of the subframe (120).

7. The platform structure according to claim 1, further comprising:

the first supporting seats (143) are arranged on the main bearing part (111), and the main bearing part (111) is connected with the frame (210) through the first supporting seats (143); and/or

The plurality of second supporting seats (144) are arranged on the subframe (120), and the subframe (120) is connected with the frame (210) through the second supporting seats (144).

8. The platform structure according to claim 1, further comprising:

a support rod structure (150) comprising:

a hinge base (151) provided on the sub-frame (120);

one end of the supporting rod (152) is rotatably connected with the hinged seat (151) through a connecting pin shaft (153), and the other end of the supporting rod (152) is connected with the frame (210).

9. The platform structure according to claim 1, further comprising:

the first reinforcing rib (145) is arranged on the main frame (110), and the first reinforcing rib (145) is L-shaped or Contraband-shaped; and/or

And the second reinforcing rib (146) is arranged on the subframe (120), and the second reinforcing rib (146) is L-shaped or Contraband-shaped.

10. A vehicle, characterized by comprising:

a frame (210);

the platform structure (100) according to any one of claims 1 to 9, the platform structure (100) being connected to the vehicle frame (210).