CN112896314A - Platform framework assembly, platform device and mining dump truck - Google Patents
Platform framework assembly, platform device and mining dump truck Download PDFInfo
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- CN112896314A CN112896314A CN202110217472.2A CN202110217472A CN112896314A CN 112896314 A CN112896314 A CN 112896314A CN 202110217472 A CN202110217472 A CN 202110217472A CN 112896314 A CN112896314 A CN 112896314A
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- 238000005065 mining Methods 0.000 title claims abstract description 42
- 238000003466 welding Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 210000001503 joint Anatomy 0.000 description 13
- 230000003014 reinforcing effect Effects 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 7
- 238000003032 molecular docking Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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- 238000010586 diagram Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/12—Understructures, i.e. chassis frame on which a vehicle body may be mounted assembled from readily detachable parts
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Abstract
The invention discloses a platform framework assembly, a platform device and a mining dump truck. Wherein, platform skeleton subassembly for mining dump truck includes: the first framework and the second framework are sequentially distributed and detachably connected, wherein the first framework and the second framework respectively comprise at least two connecting beams arranged at intervals, and the at least two connecting beams are used for being connected with a frame of the mining dump truck. The platform framework assembly comprises the first framework and the second framework which are arranged in a split mode and detachably connected, the platform framework assembly is enabled to have better rigidity, the problem that a welding position of an integral platform device in the related art is cracked due to large structural deformation caused by integral welding of a beam and a steel plate is solved, and the first framework and the second framework are detachably connected, so that the assembly and the disassembly are convenient, and the maintenance is convenient.
Description
Technical Field
The invention relates to the technical field of mining dump trucks, in particular to a platform framework assembly, a platform device and a mining dump truck.
Background
The mining dump truck is important transportation equipment for open-pit mining, and the platform device is an important component of the mining dump truck, 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. Therefore, the platform is required to have reliable structure, higher strength, rigidity and fatigue failure resistance; and a plurality of parts are arranged on the device, so that other parts are required to be maintained conveniently.
Traditional platform device is overall structure usually, and the welding that adopts a large amount of strengthening ribs and steel sheet combination to form in overall platform bottom, then installs and carry out other spare parts installation on the frame, and the advantage of this kind of structure is that whole integrated nature is good, and other spare parts of installation cooperation precision is high, and the shortcoming is that the overall frame mostly adopts four point to support to install on the frame, and stability is relatively poor. And overall dimension is big, adopts more strengthening rib structure to weld, and structural deformation is big, causes welding stress concentration, and the fracture phenomenon often takes place for the use, and the maintenance proximity is poor moreover, need maintain other spare parts after dismantling it many times, and dismouting work load is big, and is efficient.
Disclosure of Invention
In view of the above, the invention provides a platform framework assembly, a platform device and a mining dump truck, so that the platform framework assembly has high rigidity and is convenient to disassemble, assemble and maintain.
According to a first aspect of the invention, there is provided a platform frame assembly for a mining dump truck, comprising: the first framework and the second framework are sequentially distributed and detachably connected, wherein the first framework and the second framework respectively comprise at least two connecting beams arranged at intervals, and the at least two connecting beams are used for being connected with a frame of the mining dump truck.
Further, at least two tie-beams include front beam and back beam, and front beam and back beam all are provided with first connection structure, and first connection structure is used for being connected with the frame.
Furthermore, the number of the first connecting structures arranged on the front beam is a first number, and the number of the first connecting structures arranged on the rear beam is a second number; at least one of the first number and the second number of the same first framework is greater than or equal to 2, and the other one is greater than or equal to 1; at least one of the first number and the second number of the same second skeleton is greater than or equal to 2, and the other is greater than or equal to 1.
Further, at least two tie-beams still include the centre sill, and the centre sill is located between front beam and the back beam, and first skeleton includes two, and the second skeleton sets up between two first skeletons, and wherein, the centre sill of two first skeletons still is provided with the second connection structure that is used for with connected to the frame, and first connection structure and second connection structure are located same one side of first skeleton.
Further, the platform skeleton assembly further comprises: and the third connecting structure is arranged on one connecting beam of the two first frameworks, the third connecting structure and the first connecting structure are positioned on two sides of the connecting beam, and the third connecting structure is used for being connected with a cab of the mining dump truck.
Further, the platform skeleton assembly further comprises: the reinforcing piece is arranged on at least one connecting beam and is L-shaped or Contraband-shaped; and/or the hoisting structures are arranged on part of the connecting beam, and the number of the hoisting structures of the same first framework and the same second framework is at least three.
Furthermore, the front beam of the second framework and the connecting beam connected with the front beam are of detachable structures.
Furthermore, the first framework further comprises two first butt beams which are connected with the connecting beams and are oppositely arranged; the second framework further comprises two second butt-joint beams which are connected with the connecting beams and are oppositely arranged; wherein, one of the first butt joint beam and the second butt joint beam is provided with a positioning groove, and the other is provided with a positioning bulge matched with the positioning groove.
According to a second aspect of the present invention, there is provided a platform apparatus comprising: a platform plate; and the platform skeleton assembly of any one of the first aspect, wherein the platform board is removably connected to at least a portion of the first skeleton and/or the second skeleton.
According to a third aspect of the invention, there is provided a mining dump truck comprising: a frame; and the platform skeletal assembly of any of the first aspect; or the platform assembly of the second aspect, wherein the frame is connected to the first frame and the second frame.
Further, mining dump truck still includes: the mounting seat is arranged on the frame, and the first connecting piece of the platform framework component is connected with the mounting seat; one end of the supporting rod is hinged with the frame, and the other end of the supporting rod is hinged with the second connecting structure of the platform framework component.
The platform framework assembly, the platform device and the mining dump truck provided by the embodiment of the invention comprise a first framework and a second framework which are sequentially distributed and detachably connected, wherein the first framework and the second framework both comprise at least two connecting beams which are arranged at intervals, namely, the platform framework assembly does not comprise a platform plate and is only formed by a plurality of connecting beams.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. Wherein:
FIG. 1 illustrates a structural schematic diagram of a platform skeletal assembly provided by one embodiment of the present invention;
fig. 2 shows a schematic view of a part of the structure of the embodiment shown in fig. 1.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 2 is:
100 platform skeleton subassembly, 110 first skeleton, 111 first skeleton A, 112 first skeleton B, 120 second skeleton, 140 tie-beams, 141 front beam, 142 back beam, 143 intermediate beam, 144 first butt joint roof beam, 145 second butt joint roof beam, 150 second connection structure, 160 third connection structure, 170 hoisting structure, 180 bracing pieces, 181 round pin axle, 182 apron, 183 the bolt.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments of the present invention and features of the embodiments 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 invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Referring now to fig. 1 and 2, a platform skeletal assembly 100, a platform device and a mining dump truck provided in accordance with some embodiments of the present invention will be described, wherein the platform skeletal assembly 100 is part of a platform device, and the platform skeletal assembly 100 and the platform device are both for use in a mining dump truck, as in some possible implementation embodiments provided herein, the platform device includes the platform skeletal assembly 100 and a platform plate mounted to the platform skeletal assembly 100. The mining dump truck comprises a frame, a platform framework assembly 100 is connected with the frame, one part of parts of 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 of the mining dump truck can be directly connected with the platform framework assembly 100, and the other part of parts can also be directly placed on a platform plate or connected with the platform plate.
Embodiments of the first aspect of the present invention provide a platform skeleton assembly 100 for a mining dump truck, including: a first framework 110 and a second framework 120 which are sequentially distributed and detachably connected; the first framework 110 and the second framework 120 both comprise at least two connecting beams 140 arranged at intervals, and the at least two connecting beams 140 are used for being connected with a frame of the mining dump truck.
As shown in fig. 1, the platform skeleton assembly 100 provided in the embodiment of the present invention includes a first skeleton 110 and a second skeleton 120 that are sequentially distributed and detachably connected, it is understood that the number of the first skeleton 110 may be one, two, or more, and the number of the second skeleton 120 may be one, two, or more, and the present invention is not particularly limited, and specifically, the first skeleton 110 and the second skeleton 120 may be sequentially distributed along a horizontal direction, or the first skeleton 110 and the second skeleton 120 are distributed along other directions meeting requirements, for example, at least two first skeletons 110 are distributed on two sides of the second skeleton 120, and all the first skeletons 110 and the second skeletons 120 are sequentially distributed along the same direction, and the present invention is not particularly limited. Because the first framework and the second framework are detachably connected, that is, the platform framework assembly 100 provided by the embodiment of the invention is a split structure, and comprises at least one first framework 110 and at least one second framework 120 which are detachably connected, and the first framework 110 and the second framework 120 both comprise at least two connecting beams 140, that is, the platform framework assembly 100 does not comprise a platform plate and is only formed by at least two connecting beams 140, due to the arrangement, the platform framework assembly 100 has better rigidity, the problem of cracking of a welding position caused by large structural deformation of an integral platform device due to integral welding of the beams and the steel plates in the related art is reduced, and the frameworks are detachably connected, so that the assembly and the disassembly are convenient, and the maintenance is convenient.
Further, the sum of the number of the first frame 110 and the second frame 120 in the platform frame assembly 100 may be two or at least three, for example, the sum of the number of the first frame 110 and the second frame 120 is three, four, five or other values meeting requirements, and the sum of the number of the first frame 110 and the second frame 120 is different values, so that requirements of different sizes and different structures of the vehicle frame can be met, and the application range of the product is expanded. Specifically, the sum of the number of the first frameworks 110 and the number of the second frameworks 120 in the platform framework assembly 100 is at least three, and the platform framework assembly 100 is used for being connected with a frame of a mining dump truck through at least two connecting beams 140, so that at least six connecting beams 140 of the platform framework assembly 100 are connected with the frame, that is, the platform framework assembly 100 is at least installed on the frame through six-point support, and further multi-point support of the platform framework assembly 100 is realized.
In some possible implementation embodiments provided by the present invention, as shown in fig. 1, the platform skeleton assembly 100 includes two first skeletons 110 and one second skeleton 120, where the two first skeletons 110 are a first skeleton a111 and a first skeleton B112, respectively, the second skeleton 120 is located in the middle of the two first skeletons 110, and the first skeleton a111 and the first skeleton B112 are located at two sides of the second skeleton 120. It can be understood that the plurality of connecting beams 140 of the first framework a111 are welded in sequence, the plurality of connecting beams 140 of the second framework 120 are welded in sequence, the plurality of connecting beams 140 of the first framework B112 are welded in sequence, the first framework a111 and the second framework 120 are detachably connected through bolts or other connecting structures, and the second framework 120 and the first framework B112 are detachably connected through bolts or other connecting structures, so that when the platform framework assembly 100 is integrally connected with the frame and other parts of the mining dump truck are mounted to the platform framework assembly 100, the platform framework assembly 100 has better rigidity, the problem of cracking of the welding position of the integral platform device caused by large structural deformation due to integral welding of the beams and the steel plates in the related art is reduced, meanwhile, the plurality of frameworks are detachably connected, so that the assembly and disassembly are convenient, and the maintenance of other parts is convenient, the operation is convenient.
Further, the at least two connection beams 140 include a front beam 141 and a rear beam 142, and it is understood that the front beam 141 and the rear beam 142 are disposed at opposite sides of any one of the first frame 110 and any one of the second frame 120, if the front beam 141 and the rear beam 142 are respectively located at the front end and the rear end of any one of the first frame 110 and any one of the second frame 120, by providing the first connecting structure on each of the front beam 141 and the rear beam 142 of any of the first frame 110 and the second frame 120, and connecting the first connecting structure with the vehicle frame, so that the first frame 110 is connected to the vehicle frame through the first connection structure of the front beam 141 and the first connection structure of the rear beam 142, respectively, the second frame 120 is connected to the vehicle frame through the first connection structure of the front beam 141 and the first connection structure of the rear beam 142, by the arrangement, the stability of connection between the first framework 110 and the frame and the connection between the second framework 120 and the frame are improved, and the stability and the reliability of the platform framework assembly 100 are improved.
Further, the number of the first connecting structures arranged on the front beam 141 is a first number, the number of the first connecting structures arranged on the rear beam 142 is a second number, at least one of the first number and the second number of the same first framework is greater than or equal to 2, the other is greater than or equal to 1, at least one of the first number and the second number of the same second framework is greater than or equal to 2, and the other is greater than or equal to 1, that is, the sum of the numbers of the first connecting structures arranged on the front beam 141 and the rear beam 142 of any first framework is greater than or equal to 3, the sum of the numbers of the first connecting structures arranged on the front beam 141 and the rear beam 142 of any second framework is greater than or equal to 3, such an arrangement that the first connecting structures on the same first framework are connected with the vehicle frame, and the first connecting structures on the same second framework are connected with the vehicle frame, the reliability and the stability of the connection between the first framework 110 and the frame and the connection between the second framework 120 and the frame can be ensured, and the reliability and the stability of the connection between the whole platform framework assembly 100 and the frame can be further improved.
Specifically, the number of the first connecting structures of the front beams 141 of the same first framework 110 and/or the same second framework 120 is 1, and the number of the first connecting structures of the rear beams 142 is 2; or the number of the first connecting structures of the front beams 141 and the number of the first connecting structures of the rear beams 142 of the same first framework 110 and/or the same second framework 120 are 2 and 1; or, the number of the first connecting structures of the front beams 141 of the same first framework 110 and/or the same second framework 120 is 2, and the number of the first connecting structures of the rear beams 142 is 2; or the number of the first connecting structures of the front beam 141 of the same first framework 110 and/or the same second framework 120 is other values meeting the requirement, and the number of the first connecting structures of the rear beam 142 is other values meeting the requirement. It is understood that the number of the first connecting structures of the first frame 110 and the second frame 120 may be the same or different, and the invention is not limited in particular. For example, as shown in fig. 1, the first frame 110 includes two, the second frame 120 includes one, the front beam 141 of the first frame a111, the second frame 120, and the first frame B112 respectively has two first connecting structures, and the rear beam 142 respectively has two first connecting structures, that is, any one of the first frame 110 and the second frame 120 is provided with four first connecting structures, so that any one of the first frame 110 and the second frame 120 is mounted on the vehicle frame through four-point support, and the whole platform frame assembly 100 is mounted on the vehicle frame through twelve-point support, that is, multi-point support is realized, the stability of the platform frame assembly 100 is greatly improved, and thus the reliability of the whole machine is improved.
Specifically, the first connecting structure includes a threaded hole, the frame is provided with a mounting seat, the mounting seat is provided with a through hole, and a bolt passes through the through hole and is connected with the threaded hole, fixes the first framework 110 and the second framework 120 to the frame.
In some possible implementation embodiments provided by the present invention, as shown in fig. 1, the platform skeleton assembly 100 includes two first skeletons 110 and one second skeleton 120, where the two first skeletons 110 are a first skeleton a111 and a first skeleton B112, respectively, the second skeleton 120 is located in the middle of the two first skeletons 110, and the first skeleton a111 and the first skeleton B112 are located at two sides of the second skeleton 120. At least two tie-beams 140 still include intermediate beam 143, intermediate beam 143 is located between front beam 141 and back beam 142, wherein, the intermediate beam 143 of two first skeletons 110 still is provided with second connection structure 150, first skeleton A111 and the intermediate beam 143 of first skeleton B112 still are provided with second connection structure 150 promptly, through second connection structure 150 and frame attach, the reliability and the stability of first skeleton A111, first skeleton B112 and frame attach have further been improved, the reliability and the stability of platform skeleton subassembly 100 and frame attach have been strengthened. It can be understood that, the bearing capacity of first skeleton a111 and first skeleton B112 is great, place in first skeleton a111 promptly, the weight of the spare part of first skeleton B112 relative position department is great, therefore, set up second connection structure 150 through the centre sill 143 at first skeleton a111 and first skeleton B112, utilize second connection structure 150 and frame auxiliary connection, make the bearing capacity of platform skeleton subassembly 100 stronger, stability is better, can satisfy and place more spare parts on platform skeleton subassembly 100, the application range of product has been enlarged.
For example, when the mining dump truck is an electric wheel mining dump truck, the platform device is also required to be used for installing parts such as an electric control cabinet, a resistance grid, a battery box and the like. Under the circumstances, the platform device is required to be reliable and have high strength, rigidity, fatigue damage resistance and bearing capacity, so that the platform framework assembly 100 can have high strength, rigidity, fatigue damage resistance and bearing capacity by adding the second connecting structure 150 to the middle beam 143 of the first framework 110 of the platform framework assembly 100 and by the auxiliary connection of the second connecting structure 150 and the frame, so that the platform device is provided with more parts, and the application range of products is enlarged.
Further, because first connection structure and second connection structure 150 all are used for being connected with the frame, can set up first connection structure and second connection structure 150 in the same one side of skeleton, for example the bottom of skeleton, like this, make things convenient for platform skeleton subassembly 100 and frame to assemble, be favorable to improving assembly efficiency.
Specifically, second connection structure 150 is articulated seat, and the setting of articulated seat can realize frame and the intermediate beam 143 swing joint of first skeleton 110, is favorable to improving the homogeneity of first connection structure, second connection structure 150 atress, and then when improving platform skeleton subassembly 100 bearing capacity, improves the reliability of platform skeleton subassembly 100.
Further, a third connecting mechanism is arranged on a connecting beam of any one of the two first frameworks 110, the third connecting mechanism 160 and the first connecting mechanism are located on two sides of the connecting beam 140, and the third connecting mechanism 160 is used for being connected with a cab of the mining dump truck. As shown in fig. 1, the third connecting structures 160 are provided on any one of the connecting beams 140 of the first frame B112, that is, the cab of the mining dump truck is directly connected to the first frame B112, and a platform plate does not need to be provided on the platform frame assembly 100, so that the weight of the platform frame assembly 100 is reduced. Meanwhile, as the second connecting structure 150 is arranged on the middle beam 143 of the first framework B112, if the second connecting structure 150 is located in the middle of the plurality of third connecting structures 160, the second connecting structure 150 is used for being connected with the frame in an auxiliary manner, so that the first framework B112 has strong bearing capacity and good stability, and can meet the requirement of placing heavy parts such as a cab on the platform framework assembly 100, thereby ensuring the reliability of products.
In some possible embodiments, the platform frame assembly 100 further includes a reinforcement, for example, a reinforcing rib and/or a reinforcing beam, and the reinforcement is disposed on at least one of the connecting beams 140, for example, the reinforcement is disposed on the connecting beam 140 with a larger load-bearing capacity requirement, which is beneficial to improving the strength and the service life of the connecting beam 140. Specifically, the reinforcing member is "L" type and "Contraband" type, wherein, for the tie-beam 140 at the position with large bearing demand, such as the tie-beam 140 supporting the heavy components such as battery box, resistance grid, electric control cabinet, driver's cabin, etc., the "Contraband" type of reinforcement beam can be used for reinforcement, and for the tie-beam 140 at the position with not particularly large bearing demand, such as the tie-beam 140 supporting the components such as radiator shroud, fender, muffler, guardrail, etc., the "L" type of reinforcement beam can be used for reinforcement.
In some possible implementation embodiments provided by the present invention, the platform skeleton assembly 100 further includes a hoisting structure 170, the hoisting structure 170 is disposed on a portion of the connection beam 140, and the hoisting structure 170 is disposed, in a process of assembling the first skeleton 110 and the second skeleton 120 into the platform skeleton assembly 100, the first skeleton 110 and the second skeleton 120 are moved to designated positions by using a lifting tool through the hoisting structure 170, so as to facilitate assembly, it can be understood that the first skeleton 110 and the second skeleton 120 after being disassembled can also be moved to the designated positions by using the hoisting structure 170, that is, the hoisting structure 170 is disposed, so as to facilitate assembly and disassembly of each of the first skeleton 110 and the second skeleton 120 in the platform skeleton assembly. Specifically, the hoisting structure 170 may be a hoisting seat, a hoisting lug or other structures meeting the requirements, and the present invention is not limited specifically.
Further, the number of the hoisting structures 170 of the same first framework 110 and the same second framework 120 is at least three, and the stability and reliability of one first framework 110 and one second framework 120 in the moving process can be ensured by utilizing the at least three hoisting structures 170, and it can be understood that the number of the hoisting structures 170 can be reasonably set according to the size, the weight, the shape and the like of the frameworks, so as to meet the stability and the reliability of any framework in the hoisting process. Specifically, as shown in fig. 1, the number of the hoisting structures 170 in the first framework 110 and the second framework 120 is four, wherein the front beam 141 of the first framework a111 is provided with two hoisting structures 170, the rear beam 142 is provided with two hoisting structures 170, the front beam 141 of the second framework 120 is provided with two hoisting structures 170, and the rear beam 142 is provided with two hoisting structures 170; the first frame B112 has two hoisting structures 170 arranged on the connecting beam 140 adjacent to the front beam 141 and two hoisting structures 170 arranged on the rear beam 142 along the front-rear direction. It is understood that the hoisting structure 170 may be disposed on other connecting beams 140 that meet the requirements, and the present invention is not particularly limited.
In some possible embodiments provided by the present invention, the front beam 141 of the second framework 120 and the connecting beam 140 connected thereto are detachable structures, so that the front beam 141 can be detached from the second framework 120 when performing maintenance of components such as an engine, etc., without detaching the whole platform device or the whole platform framework assembly 100, which is convenient for maintenance and simple to operate. Specifically, the front beam 141 of the second frame 120 is detachably connected to the connecting beam 140 by bolts.
In some possible implementation embodiments provided by the present invention, the first framework further includes two first docking beams that are connected to the connecting beam and are disposed opposite to each other, and the second framework further includes two second docking beams that are connected to the connecting beam and are disposed opposite to each other, that is, the first docking beam 144 of the first framework 110 is in matching connection with the second docking beam 145 of the second framework 120, so as to implement detachable connection between the first framework 110 and the second framework 120. Therefore, be provided with the constant head tank through one in adjacent first butt joint roof beam and the second butt joint roof beam, another is provided with the location arch with constant head tank looks adaptation, make adjacent first butt joint roof beam and second butt joint roof beam at the in-process of connecting, utilize constant head tank and location arch to lead and preassemble, be favorable to improving the assembly precision and the assembly efficiency of first skeleton 110 and second skeleton 120, and, constant head tank and the bellied setting in location, except having the locate function, the effect that has the whole platform skeleton subassembly 100 intensity of enhancement simultaneously, the reliability of platform skeleton subassembly 100 has been improved greatly.
Specifically, first butt joint roof beam 144 is provided with the constant head tank, and second butt joint roof beam 145 is provided with the location arch, and perhaps first butt joint roof beam 144 is provided with the location arch, and second butt joint roof beam 145 is provided with the constant head tank, and the location is protruding and the different positions that set up of constant head tank, can satisfy the demand of location arch, constant head tank, the different structures of each butt joint roof beam hookup location department, has enlarged the application range of product.
It can be understood that the first docking beam 144 and the second docking beam 145 are detachably connected by bolts, thereby realizing the detachable connection of the first framework 110 and the second framework 120.
In a second aspect of the present invention, there is provided a platform apparatus comprising: a platform plate; and the platform skeleton assembly 100 of any of the first aspect, the platform board being removably attachable to at least a portion of the first skeleton 110 and/or the second skeleton 120. Since the platform device provided in the embodiment of the second aspect of the present invention includes the platform skeleton assembly 100 of any embodiment of the first aspect, all the beneficial technical effects of the platform skeleton assembly 100 are achieved, and are not described in detail herein.
Further, the platform device comprises a platform plate and a platform framework assembly 100, the platform plate is detachably connected with at least one part of the first framework 110 and/or the second framework 120, namely, one part of the first framework 110 and the second framework 120 can be provided with the platform plate and can be detachably connected with the platform plate, parts of the mining dump truck can be placed on the platform plate and are connected with the platform plate, the other part of the first framework 110 and the second framework 120 is not provided with the platform plate, the parts of the mining dump truck can be directly placed on the framework and are connected with the framework, and by means of the arrangement, the positions of the platform plate can be reasonably set according to different structures of the parts, used for supporting, of each framework, and the use functions of products are expanded.
In some possible implementation embodiments provided by the present invention, the platform frame assembly 100 includes two first frames 110 and one second frame 120, where the first frame 110 includes a first frame a111 and a first frame B112, where a platform plate is detachably disposed on the first frame a111 and the second frame 120, for example, the platform plate is connected to the first frame a111 and the second frame 120 through bolts, and the platform plate is not disposed on the first frame B112, and the cab of the mining dump truck is directly connected to the first frame B112. It is understood that a platform plate may be disposed at a position other than a position where the first frame B112 is opposite to the cab, so as to meet a requirement that the first frame B112 is used to support other components. It is understood that, according to the difference of the structures of the parts for supporting of the respective first and second frameworks 110 and 120, a portion of the first framework a111 may be provided with a platform board, another portion may not be provided with a platform board, a portion of the second framework 120 may be provided with a platform board, and another portion may not be provided with a platform board. The present invention is not particularly limited with respect to the specific arrangement position of the stage plate.
In a third aspect of the present invention, there is provided a mining dump truck, comprising: a frame; and the platform skeletal assembly 100 of any of the first aspect; or the platform assembly of the second aspect, the frame is connected to the first frame 110 and the second frame 120. Since the mining dump truck provided in the embodiment of the third aspect of the present invention includes the platform frame assembly 100 according to any one of the embodiments of the first aspect or the platform device according to the second aspect, all the beneficial technical effects of the platform frame assembly 100 or the platform device are achieved, and are not described in detail herein.
Further, as shown in fig. 2, the mining dump truck includes a frame, a mounting seat and a support rod 180, the mounting seat is disposed on the frame, the first connecting structure of the platform frame assembly 100 is connected to the mounting seat, and if the first connecting structure is connected to the mounting seat through a bolt, the platform frame assembly 100 is fixedly supported by the frame. One end of the support rod 180 is hinged to the frame, and the other end of the support rod 180 is hinged to the second connecting structure 150 of the platform framework assembly 100, so that the frame is movably connected to the platform framework assembly 100, and auxiliary support is achieved.
Specifically, the second connecting structure 150 is a hinged seat welded on the middle beam 143 of the first frame 110, it can be understood that a hinged seat is also disposed on the frame, one end of the supporting rod 180 is connected with the hinged seat of the frame, and the other end is connected with the hinged seat of the platform frame assembly 100 through a pin 181. It can be understood that, after the pin 181 connects the support rod 180 and the hinge seat, the cover plate 182 may be sleeved on the other end of the pin 181 and fixed by the bolt 183, so as to further improve the reliability of the connection between the pin 181 and the support rod 180 and the hinge seat.
In the specific embodiment provided by the invention, the split type platform skeleton assembly 100 with strong bearing capacity, convenience in disassembly and assembly and convenience in maintenance is provided, the platform skeleton assembly 100 is used for the electric wheel mining dump truck, the platform skeleton assembly 100 comprises two first skeletons 110 and a second skeleton 120, the second skeleton 120 is positioned between the two first skeletons 110, the two first skeletons 110 comprise a first skeleton A111 and a first skeleton B112, and the first skeleton A111, the second skeleton 120 and the first skeleton B112 are sequentially distributed and are connected with each other by bolts. The first butt-joint beam 144 of the first framework a111 is connected with the second butt-joint beam 145 of the second framework 120 through a bolt, the second butt-joint beam 145 of the second framework 120 is connected with the first butt-joint beam 144 of the first framework B112 through a bolt, a guide positioning key groove (a positioning groove and a positioning protrusion) is arranged at the joint of the first butt-joint beam 144 and the second butt-joint beam 145, and the guide positioning key groove has the function of strengthening the strength of the whole platform besides positioning.
Further, four hoisting structures 170 (hoisting seats) are respectively installed on the first framework a111, the second framework 120 and the first framework B112, so that assembly is facilitated. And the front beam 141 of the second framework 120 is a detachable beam connected by bolts, that is, the front beam 141 of the second framework 120 is detachably connected with the connecting beam 140 connected thereto, and can be detached when maintaining components such as an engine, so that the whole platform framework assembly 100 does not need to be detached, and maintenance is facilitated.
Furthermore, the first framework A111, the second framework 120 and the first framework B112 adopt a large number of sectional materials to form a framework, so that the overall strength and rigidity are better, and the welding position cracking caused by large deformation is reduced. The reinforcing ribs and the reinforcing beams in the platform framework assembly 100 are L-shaped and Contraband-shaped, the bearing parts, such as battery boxes, resistance grids, electric control cabinets, cabs and other places with large weight, are reinforced by the Contraband-shaped reinforcing beams, and the rest parts are reinforced by the L-shaped reinforcing ribs.
Further, as for the supporting mode of the platform frame assembly 100, the invention adopts multipoint support instead of traditional four-point support, specifically, the first frame a111, the second frame 120, the front beam 141 and the rear beam 142 of the first frame B112 are respectively provided with two first connecting structures, the mounting seat of the frame is connected with the first connecting structure of each frame, so as to realize 12 mounting points in total, meanwhile, the second connecting structure 150 is additionally arranged at the middle beam 143 of the first frame a111 and the first frame B112, the frame is connected with the second connecting structure 150 through the support rod 180, so as to realize auxiliary support of the platform frame assembly 100, and further enhance the bearing capacity and stability of the platform frame assembly 100. It is understood that the second connecting structure 150 may be a hinge seat welded to the middle beam 143 of the first frame a111 and the first frame B112, and the hinge seat, the support rod 180, the pin 181, the cover plate 182, and the bolt 183 form a support beam assembly. One end of the support rod 180 is fixed on the platform hinge base through a pin shaft 181, and the other end is fixed on the frame hinge base. Therefore, the stability and the bearing capacity of the platform framework assembly 100 are greatly improved, and the problem that many parts are placed on the platform of the electric wheel mine car is solved.
The platform framework assembly 100 provided by the embodiment of the invention is of a split structure, has good rigidity, reduces the cracking of a welding part caused by large deformation, is convenient to assemble and disassemble, and is convenient to maintain; in addition, the multi-point support of the platform framework assembly 100 by the frame is realized through the first connecting structure, meanwhile, the second connecting structure 150 is additionally arranged at the middle beam 143 of the first framework A111 and the first framework B112, and the frame and the second connecting structure 150 are connected through the support rod 180 to realize auxiliary support, so that the platform framework assembly 100 has strong bearing capacity and better stability, and the problem of more placed parts on the platform of the electric wheel mine car can be solved; and, there is location structure at each skeleton junction, the installation and the location of being convenient for, can consolidate whole platform skeleton intensity simultaneously, be suitable for popularization and application.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically defined, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, 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 present invention. In the present invention, 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 description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 (10)
1. The utility model provides a platform skeleton subassembly for mining dump truck, its characterized in that includes:
the first framework and the second framework are sequentially distributed and detachably connected;
the first framework and the second framework respectively comprise at least two connecting beams arranged at intervals, and the at least two connecting beams are used for being connected with a frame of the mining dump truck.
2. The platform skeletal assembly of claim 1,
the at least two connecting beams comprise a front beam and a rear beam, the front beam and the rear beam are provided with first connecting structures, and the first connecting structures are used for being connected with the vehicle frame.
3. The platform skeletal assembly of claim 2,
the number of the first connecting structures arranged on the front beam is a first number, and the number of the first connecting structures arranged on the rear beam is a second number;
wherein at least one of the first number and the second number of the same first skeleton is greater than or equal to 2, and the other is greater than or equal to 1;
at least one of the first number and the second number of the same second skeleton is greater than or equal to 2, and the other is greater than or equal to 1.
4. The platform skeletal assembly of claim 2,
at least two tie-beams still include the centre sill, the centre sill is located the front beam with between the back beam, first skeleton includes two, the second skeleton sets up in two between the first skeleton, wherein, two first skeleton the centre sill still be provided with be used for with frame connection's second connection structure, first connection structure with second connection structure is located same one side of first skeleton.
5. The platform skeletal assembly of claim 4, further comprising:
and the third connecting structure is arranged on one of the two first frameworks and the connecting beam, the third connecting structure and the first connecting structure are positioned on two sides of the connecting beam, and the third connecting structure is used for being connected with a cab of the mining dump truck.
6. The platform skeletal assembly of any of claims 2 to 5,
the front beam of the second framework and the connecting beam connected with the front beam are of detachable structures.
7. The platform skeletal assembly of any of claims 2 to 5,
the first framework further comprises two first butt beams which are connected with the connecting beams and are oppositely arranged;
the second framework further comprises two second butt-joint beams which are connected with the connecting beams and are oppositely arranged;
and one of the first butt-joint beam and the second butt-joint beam which are adjacent is provided with a positioning groove, and the other one is provided with a positioning bulge matched with the positioning groove.
8. A platform apparatus, comprising:
a platform plate; and
the platform skeletal assembly of any of claims 1 to 7, the platform deck being removably coupled to at least a portion of the first skeletal frame and/or the second skeletal frame.
9. A mining dump truck, characterized by comprising:
a frame; and
the platform skeletal assembly of any of claims 1 to 7; or
The platform assembly according to claim 8, wherein the frame is coupled to the first frame and the second frame.
10. The mining dump truck according to claim 9, characterized by further comprising:
the mounting seat is arranged on the frame, and a first connecting piece of the platform framework component is connected with the mounting seat;
and one end of the supporting rod is hinged with the frame, and the other end of the supporting rod is hinged with the second connecting structure of the platform framework component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217472.2A CN112896314A (en) | 2021-02-26 | 2021-02-26 | Platform framework assembly, platform device and mining dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110217472.2A CN112896314A (en) | 2021-02-26 | 2021-02-26 | Platform framework assembly, platform device and mining dump truck |
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| CN112896314A true CN112896314A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110217472.2A Pending CN112896314A (en) | 2021-02-26 | 2021-02-26 | Platform framework assembly, platform device and mining dump truck |
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|---|---|---|---|---|
| DE3010852A1 (en) * | 1980-03-21 | 1981-10-01 | 6600 Saarbrücken Fa. Gerd Dort | Skip container for tipper lorry - has integral struts and detachable coupling to lorry chassis |
| EP1502811A1 (en) * | 2003-07-21 | 2005-02-02 | Jean-Pierre Sauvion | Device for mounting a dump bucket on a vehicle frame and lorry comprising said device |
| CN109533561A (en) * | 2017-09-21 | 2019-03-29 | 大连中集特种物流装备有限公司 | Transport vehicle frame |
| CN209037672U (en) * | 2019-01-31 | 2019-06-28 | 山东能源重装集团泰装工程装备制造有限公司 | Self-tipping type pipe carrying truck lifting device in a kind of tunnel |
| CN214823605U (en) * | 2021-02-26 | 2021-11-23 | 三一重型装备有限公司 | Platform framework assembly, platform device and mining dump truck |
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2021
- 2021-02-26 CN CN202110217472.2A patent/CN112896314A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3010852A1 (en) * | 1980-03-21 | 1981-10-01 | 6600 Saarbrücken Fa. Gerd Dort | Skip container for tipper lorry - has integral struts and detachable coupling to lorry chassis |
| EP1502811A1 (en) * | 2003-07-21 | 2005-02-02 | Jean-Pierre Sauvion | Device for mounting a dump bucket on a vehicle frame and lorry comprising said device |
| CN109533561A (en) * | 2017-09-21 | 2019-03-29 | 大连中集特种物流装备有限公司 | Transport vehicle frame |
| CN209037672U (en) * | 2019-01-31 | 2019-06-28 | 山东能源重装集团泰装工程装备制造有限公司 | Self-tipping type pipe carrying truck lifting device in a kind of tunnel |
| CN214823605U (en) * | 2021-02-26 | 2021-11-23 | 三一重型装备有限公司 | Platform framework assembly, platform device and mining dump truck |
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