CN216034659U - Frame assembly type hinged-seat cross beam structure of off-highway dump truck - Google Patents
Frame assembly type hinged-seat cross beam structure of off-highway dump truck Download PDFInfo
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- CN216034659U CN216034659U CN202122834413.8U CN202122834413U CN216034659U CN 216034659 U CN216034659 U CN 216034659U CN 202122834413 U CN202122834413 U CN 202122834413U CN 216034659 U CN216034659 U CN 216034659U
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
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- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses an assembled hinged-support beam structure of a frame of an off-highway dump truck, which comprises: the two connecting plates are arranged symmetrically left and right and vertically, a plurality of high-strength bolt hole groups are arranged on the two connecting plates in a penetrating manner, and a first protruding part is arranged above the rear sides of the two connecting plates; the two vertical plates are arranged between the two connecting plates and are close to the rear sides of the two vertical plates, and second protruding parts opposite to the first protruding parts are arranged above the rear sides of the two vertical plates; the small tubular beam is arranged between the two connecting plates, and two ends of the small tubular beam are respectively and vertically and fixedly connected with the front sides of the two connecting plates; the large tubular beam is arranged between the two vertical plates, and two ends of the large tubular beam respectively penetrate through the front sides of the two vertical plates and are vertically and fixedly connected with the two connecting plates; and the two shaft sleeves are respectively horizontally arranged between the adjacent first protruding parts and the second protruding parts and are vertically and fixedly connected with the first protruding parts and the second protruding parts. The hinged-seat cross beam can be in threaded connection with the frame longitudinal beam, and is simple in installation process, high in efficiency and strong in interchangeability.
Description
Technical Field
The utility model relates to the technical field of mechanical devices and transportation. More specifically, the utility model relates to an assembled hinged-support cross beam structure of a frame of an off-highway dump truck.
Background
The flexible off-highway dump truck frame has the advantages of high assembly efficiency, simple process and strong interchangeability of parts. The connection mode of the hinged support cross beam at the tail part of the frame and the frame is mostly a welding mode, and a large hole needs to be formed in the frame longitudinal beam, so that the defects of low production efficiency, complex process and poor interchangeability are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an assembled hinged-support cross beam structure of an off-highway dump truck frame, which is used for realizing the bolt connection of a hinged-support cross beam and a frame longitudinal beam and avoiding the welding of a large hole on the frame longitudinal beam.
To achieve these and other advantages and in accordance with the purpose of the present invention, there is provided an off-highway dump truck frame-mounted free-standing cross beam structure, comprising:
the two connecting plates are arranged symmetrically left and right and vertically along the longitudinal direction of the frame, a plurality of high-strength bolt hole groups are arranged on the two connecting plates in a penetrating manner, and first protruding parts are arranged above the rear sides of the two connecting plates;
the two vertical plates are arranged symmetrically left and right and vertically along the longitudinal direction of the frame, the two vertical plates are arranged between the two connecting plates and are close to the rear sides of the two connecting plates, and second protruding parts opposite to the first protruding parts are arranged above the rear sides of the two vertical plates;
the small tubular beam is horizontally arranged between the two connecting plates along the transverse direction of the frame, and two ends of the small tubular beam are respectively fixedly connected with the front sides of the two connecting plates;
the large tubular beam is horizontally arranged between the two vertical plates along the transverse direction of the frame, and two ends of the large tubular beam respectively penetrate through the front sides of the two vertical plates and are fixedly connected with the two connecting plates;
the two shaft sleeves are horizontally arranged between the adjacent first protruding parts and the second protruding parts respectively along the transverse direction of the frame, and two ends of the two shaft sleeves penetrate through the first protruding parts and the second protruding parts respectively and are fixedly connected with the first protruding parts and the second protruding parts.
Preferably, the two vertical plates are triangular-like plates, the large tubular beam penetrates through one corner of the bottom of the two vertical plates, which is located on the front side, and the two shaft sleeves penetrate through one corner of the tops of the two vertical plates.
Preferably, in the assembled hinged-support beam structure of the frame of the off-highway dump truck, the rear end surfaces of the two vertical plates are both recessed forwards to form a first notch, the rear end surfaces of the two connecting plates are both recessed forwards to form a second notch, and the first notch and the second notch can be overlapped with each other.
Preferably, the two connecting plates of the assembled hinged-support beam structure of the off-highway dumper frame are provided with a plurality of pin holes in a penetrating mode.
Preferably, the frame assembly type hinged-seat beam structure of the off-highway dump truck is characterized in that a small tubular beam hole and a large tubular beam hole are formed in the two connecting plates in a penetrating mode, two ends of the small tubular beam respectively extend into the small tubular beam holes and are fixedly connected with the two connecting plates, and two ends of the large tubular beam respectively extend into the large tubular beam holes and are fixedly connected with the two connecting plates.
The utility model at least comprises the following beneficial effects:
firstly, the hinged support cross beam can be connected with the frame longitudinal beam through the bolt, so that large holes are prevented from being welded on the frame, and the hinged support cross beam is simple in installation process, high in efficiency and strong in interchangeability.
Secondly, the hinged support cross beam can support the hinged shaft to complete the overturning function of the hopper of the off-highway dump truck, can improve the rigidity of the tail part of the frame on the premise of ensuring the opening precision of the tail part of the frame, and serves as a cross beam with strong torsional rigidity.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic diagram of the construction of a cross beam of a hinge mount according to one embodiment of the present invention;
fig. 2 is an assembly schematic of a cross beam of a hinge base according to one embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the present invention provides an off-highway dump truck frame assembly type free-standing cross beam structure, comprising:
the two connecting plates 1 are arranged symmetrically left and right in the longitudinal direction of the frame and are arranged vertically, a plurality of high-strength bolt hole groups 11 are arranged on the two connecting plates 1 in a penetrating mode, and first protruding parts 12 are arranged above the rear sides of the two connecting plates 1;
the two vertical plates 2 are arranged symmetrically left and right and vertically along the longitudinal direction of the frame, the two vertical plates 2 are arranged between the two connecting plates 1 and are close to the rear sides of the two connecting plates 1, and second protruding parts 21 opposite to the first protruding parts 12 are arranged above the rear sides of the two vertical plates 2;
the small tubular beam 3 is horizontally arranged between the two connecting plates 1 along the transverse direction of the frame, and two ends of the small tubular beam 3 are respectively fixedly connected with the front sides of the two connecting plates 1;
the large tubular beam 4 is horizontally arranged between the two vertical plates 2 along the transverse direction of the frame, and two ends of the large tubular beam 4 respectively penetrate through the front sides of the two vertical plates 2 and are fixedly connected with the two connecting plates 1;
the two shaft sleeves 5 are horizontally arranged between the adjacent first protruding portion 12 and the adjacent second protruding portion 21 respectively along the transverse direction of the frame, and two ends of the two shaft sleeves 5 respectively penetrate through the first protruding portion 12 and the second protruding portion 21 and are fixedly connected with the first protruding portion 12 and the second protruding portion 21.
In the above embodiment, the frame assembly type hinged-seat beam structure of the off-highway dump truck comprises two connecting plates 1, two vertical plates 2, a small tubular beam 3, a large tubular beam 4 and two shaft sleeves 5, wherein the two connecting plates 1 and the two vertical plates 2 are arranged symmetrically and vertically along the longitudinal direction of the truck frame, a plurality of high-strength bolt hole groups 11 connected with a truck frame longitudinal beam 6 through high-strength bolts 7 penetrate through the two connecting plates 1, a first convex part 12 is arranged above the rear side of the two connecting plates 1, the two vertical plates 2 are arranged between the two connecting plates 1 and close to the rear side of the two connecting plates 1, and a second convex part 21 opposite to the first convex part 12 is arranged above the two vertical plates 2; tubular beams 3, tubular beams 4 and two axle sleeves 5 all set up along the horizontal level of frame, tubular beams 2's both ends respectively with the front side welded fastening of two connecting plates 1, tubular beams 4's both ends run through the front side and two connecting plates 1 welded fastening of two risers 2 respectively, tubular beams 4's lateral wall and two riser 2 welded fastening, adjacent first bulge 12 and second bulge 21 are located respectively to two axle sleeves 5 between, the both ends of axle sleeve 5 run through first bulge 12 and second bulge 21 respectively and with first bulge 12 and second bulge 21 welded fastening, axle sleeve 5 is used for assembling the hinge.
According to the utility model, the plurality of high-strength bolt hole groups are arranged on the two connecting plates, so that the hinged support cross beam can be in threaded connection with the frame longitudinal beam through the high-strength bolt hole groups on the connecting plates, the welding of large holes on the frame longitudinal beam is avoided, the mounting process is simple, the efficiency is high, and the interchangeability is strong; the hinged support cross beam structure is integrally of a bilateral symmetry structure, the large tubular beam penetrates through the vertical plate and the connecting plate to bear bending moment of a left hinged point and a right hinged point, torque is overcome during unbalance loading, the small tubular beam plays an auxiliary reinforcing role, and torsional rigidity of the whole structure is high.
In another technical scheme, the two vertical plates 2 are triangular-like plates, the large tubular beam 4 penetrates through one corner of the bottom of the two vertical plates 2, which is located on the front side, and the two shaft sleeves 5 penetrate through one corner of the tops of the two vertical plates 2. Here, the vertical plate is provided as a triangle-like plate to improve the support stability of the vertical plate.
In another technical scheme, in the assembled hinged-seat beam structure of the frame of the off-highway dump truck, the rear end surfaces of the two vertical plates 2 are both recessed forwards to form a first gap, the rear end surfaces of the two connecting plates 1 are both recessed forwards to form a second gap 13, and the first gap 13 and the second gap can be overlapped with each other. Here, through set up first breach and second breach at the rear end face of riser and connecting plate to the atress of riser and connecting plate is more even, avoids stress concentration.
In another technical scheme, the two connecting plates 1 of the assembled hinged-support beam structure of the off-highway dumper frame are respectively provided with a plurality of pin holes 14 in a penetrating mode, and each pin hole 14 is connected with the frame longitudinal beam 6 through a cylindrical pin 8 in interference fit with the pin hole. The pin holes are additionally formed in the connecting plate, and after assembly, the inter-plate friction force provided by the pretightening force of the high-strength bolt group is matched with the shearing resistance of the cylindrical pin, so that the displacement between the connecting plate and the frame longitudinal beam can be effectively prevented, and the requirement of large rigidity of the tail part of the frame is met.
In another technical scheme, the two connecting plates 1 of the frame assembly type hinged-support beam structure of the off-highway dump truck are respectively provided with a small tubular beam hole 15 and a large tubular beam hole 16 in a penetrating manner, two ends of the small tubular beam 3 respectively extend into the small tubular beam holes 15 and are fixedly connected with the two connecting plates 1, and two ends of the large tubular beam 4 respectively extend into the large tubular beam holes 16 and are fixedly connected with the two connecting plates 1. The small tubular beam hole and the large tubular beam hole are additionally arranged on the connecting plate, so that the small tubular beam and the large tubular beam can be welded and fixed conveniently.
Specifically, as shown in fig. 1 and 2, the plurality of high-strength bolt hole groups 11 include first high-strength bolt hole groups circumferentially spaced along the outer side of the small pipe girder hole 15, second high-strength bolt hole groups disposed above the first high-strength bolt hole groups and longitudinally spaced along the frame, third high-strength bolt hole groups disposed below the first high-strength bolt hole groups and longitudinally spaced along the frame, fourth high-strength bolt hole groups circumferentially spaced along the outer side of the large pipe girder hole 16, and fifth high-strength bolt hole groups disposed at the rear side of the third high-strength bolt hole groups and vertically spaced along the frame. The plurality of pin holes 14 are two pin holes, one of the pin holes is arranged at the upper part of the connecting plate 1 and is positioned between the first high-strength bolt hole group and the second high-strength bolt hole group, and the other pin hole is arranged at the lower part of the connecting plate 1 and is positioned between the fourth high-strength bolt hole group and the fifth high-strength bolt hole group.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (5)
1. Off-highway tipper frame assembled free bearing crossbeam structure, its characterized in that includes:
the two connecting plates are arranged symmetrically left and right and vertically along the longitudinal direction of the frame, a plurality of high-strength bolt hole groups are arranged on the two connecting plates in a penetrating manner, and first protruding parts are arranged above the rear sides of the two connecting plates;
the two vertical plates are arranged symmetrically left and right and vertically along the longitudinal direction of the frame, the two vertical plates are arranged between the two connecting plates and are close to the rear sides of the two connecting plates, and second protruding parts opposite to the first protruding parts are arranged above the rear sides of the two vertical plates;
the small tubular beam is horizontally arranged between the two connecting plates along the transverse direction of the frame, and two ends of the small tubular beam are respectively fixedly connected with the front sides of the two connecting plates;
the large tubular beam is horizontally arranged between the two vertical plates along the transverse direction of the frame, and two ends of the large tubular beam respectively penetrate through the front sides of the two vertical plates and are fixedly connected with the two connecting plates;
the two shaft sleeves are horizontally arranged between the adjacent first protruding parts and the second protruding parts respectively along the transverse direction of the frame, and two ends of the two shaft sleeves penetrate through the first protruding parts and the second protruding parts respectively and are fixedly connected with the first protruding parts and the second protruding parts.
2. The fabricated free-standing cross beam structure of the off-highway dumper frame as claimed in claim 1, wherein the two vertical plates are triangle-like plates, the large tubular beam is arranged to penetrate through one corner of the bottom of the two vertical plates on the front side, and the two shaft sleeves are arranged to penetrate through one corner of the top of the two vertical plates.
3. The off-highway dump truck frame assembly type hinged support cross beam structure as recited in claim 2, wherein the rear end surfaces of said two vertical plates are recessed forward to form a first gap, the rear end surfaces of said two connecting plates are recessed forward to form a second gap, and said first gap and said second gap can be mutually overlapped.
4. The off-highway dump truck frame assembly type free-standing cross beam structure as claimed in claim 1, wherein a plurality of pin holes are formed through each of the two connecting plates.
5. The fabricated free-standing cross beam structure of the frame of the off-highway dump truck as claimed in claim 4, wherein a small tubular beam hole and a large tubular beam hole are formed through each of the two connecting plates, both ends of the small tubular beam respectively extend into the small tubular beam holes and are fixedly connected with the two connecting plates, and both ends of the large tubular beam respectively extend into the large tubular beam holes and are fixedly connected with the two connecting plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122834413.8U CN216034659U (en) | 2021-11-18 | 2021-11-18 | Frame assembly type hinged-seat cross beam structure of off-highway dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122834413.8U CN216034659U (en) | 2021-11-18 | 2021-11-18 | Frame assembly type hinged-seat cross beam structure of off-highway dump truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216034659U true CN216034659U (en) | 2022-03-15 |
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ID=80615731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122834413.8U Active CN216034659U (en) | 2021-11-18 | 2021-11-18 | Frame assembly type hinged-seat cross beam structure of off-highway dump truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216034659U (en) |
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2021
- 2021-11-18 CN CN202122834413.8U patent/CN216034659U/en active Active
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