CN114313008A - Frame for engineering mechanical equipment and engineering mechanical equipment - Google Patents
Frame for engineering mechanical equipment and engineering mechanical equipment Download PDFInfo
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- CN114313008A CN114313008A CN202111461065.2A CN202111461065A CN114313008A CN 114313008 A CN114313008 A CN 114313008A CN 202111461065 A CN202111461065 A CN 202111461065A CN 114313008 A CN114313008 A CN 114313008A
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Abstract
The invention discloses a frame for engineering mechanical equipment and the engineering mechanical equipment, the frame comprises a frame front section and a frame rear section, the frame front section comprises a first height front section, a connecting front section and a second height front section, the first height front section is used for bearing a cab, the connecting front section is arranged obliquely upwards from the rear end of the first height front section, the second height front section comprises a first width section, a width gradual change section and a second width section which are arranged in sequence, the free end of the first width section is connected with one end of the connecting front section far away from the first height front section, the free end of the second width section is connected with the frame rear section, one of the first width section and the second width section with narrow frame width is used for being arranged corresponding to a wheel, the frame width on the part position corresponding to the wheel in the second height front section can be reduced, a larger steering space is provided for the wheel on the side edge of the frame, therefore, the wheel of the steering system with more sizes can be matched, and the purpose of improving the universality of the frame is achieved.
Description
Technical Field
The invention belongs to the technical field of engineering machinery, and particularly relates to a frame for engineering machinery equipment and the engineering machinery equipment.
Background
The frame of the automobile crane is a walking base body, supports and connects all parts of the crane, and bears various loads from the inside and the outside of the automobile. The frame includes frame anterior segment, frame back end and fixed landing leg, and the preceding one section of fixed landing leg is the frame anterior segment in the front, the foremost installation driver's cabin of frame anterior segment, and the left side is provided with a steering system, and davit support, radiator, engine and gearbox etc. can be installed to the part behind. In the prior art, in order to match wheels of steering systems with different sizes, frame front sections with different width sizes need to be produced so as to avoid interference of the frame front sections on steering of the wheels, and the universality of the structure of the existing frame front section is low.
Disclosure of Invention
The invention provides a frame for engineering mechanical equipment and the engineering mechanical equipment, aiming at solving the technical problem that wheels of steering systems with different sizes need to produce frame front sections with different width sizes for matching.
In order to achieve the above object, the present invention provides a frame for engineering mechanical equipment, comprising a frame front section and a frame rear section, wherein the frame front section comprises a first height front section, a connecting front section and a second height front section; the front section of the first height is used for bearing a cab; the connecting front section is obliquely and upwards arranged from the rear end of the first-height front section; the high anterior segment of second is including the first width section, width gradual change section and the second width section that set gradually, and the free end of first width section is connected with the one end that the first high anterior segment was kept away from to the anterior segment, and the free end and the frame back end of second width section are connected, and a width section that the frame width is narrow in first width section and the second width section is used for corresponding the setting with the wheel.
In the embodiment of the invention, the second width section comprises two first longitudinal beam bodies arranged at intervals oppositely and a connecting cross beam for connecting the two first longitudinal beam bodies.
In the embodiment of the invention, the connecting crossbeam comprises a first crossbeam main body and two first mounting parts which are respectively bent and extended from two ends of the first crossbeam main body to the same side, and one sides of the two first mounting parts, which are deviated from the first crossbeam main body, are respectively in one-to-one corresponding welding connection with the two first longitudinal beam bodies, so that the two first mounting parts are arranged above the first crossbeam main body; or the two ends of the connecting cross beam are correspondingly arranged on the upper sides of the two first longitudinal beam bodies one by one through threaded fasteners.
In the embodiment of the invention, the first width section comprises two second longitudinal beam bodies which are arranged at intervals relatively, each second longitudinal beam body comprises a first upper cover plate and a first lower cover plate which are arranged at intervals relatively up and down, and a first vertical plate and a second vertical plate which are arranged between the first upper cover plate and the first lower cover plate, the upper end and the lower end of each first vertical plate are respectively connected with the outer ends of the first upper cover plate and the first lower cover plate in a one-to-one correspondence manner, the upper end and the lower end of each second vertical plate are respectively connected with the first upper cover plate and the first lower cover plate in a one-to-one correspondence manner, and the second vertical plates are arranged at intervals relatively to the first vertical plates.
In the embodiment of the present invention, the second longitudinal beam further includes a third vertical plate, the upper end and the lower end of the third vertical plate are respectively connected to the inner ends of the first upper cover plate and the first lower cover plate in a one-to-one correspondence manner, and the second vertical plate is located between the first vertical plate and the third vertical plate.
In the embodiment of the present invention, the width of the first upper cover plate is narrower than that of the first lower cover plate, and the first vertical plate and the third vertical plate are disposed to be inclined and close to each other in a direction from the first lower cover plate toward the first upper cover plate.
In the embodiment of the invention, the width gradually-changing section comprises two third longitudinal beam bodies which are oppositely arranged at intervals, each third longitudinal beam body comprises a second upper cover plate and a second lower cover plate which are oppositely arranged at intervals up and down, and each second upper cover plate is obliquely and upwards arranged from the rear end of the corresponding first width section and is connected with the corresponding second width section.
In the embodiment of the invention, the first longitudinal beam body comprises a third upper cover plate and a third lower cover plate which are arranged at an interval in an up-down opposite manner, the third upper cover plate comprises a first horizontal plate part, a first inclined plate part and a second horizontal plate part which are sequentially arranged, the first horizontal plate part and the second horizontal plate part are both arranged horizontally, the first inclined plate part is arranged obliquely downwards in the direction from the first horizontal plate part to the second horizontal plate part, one end, far away from the first width section, of the second upper cover plate is connected with the first horizontal plate part, the second lower cover plate is arranged obliquely downwards from the rear end of the first width section, and the third lower cover plate is connected with one end, far away from the first width section, of the second lower cover plate and is arranged in axial symmetry with the third upper cover plate.
In an embodiment of the present invention, the second height front section further includes a plurality of rib plates uniformly arranged at intervals along the inner cavities of the first width section, the width gradually-changing section and the second width section.
In order to achieve the above object, the present invention also provides a construction machine, wherein the construction machine comprises a frame for a construction machine according to the above.
Through the technical scheme, the frame for the engineering mechanical equipment provided by the embodiment of the invention has the following beneficial effects:
the frame for the engineering mechanical equipment comprises a frame front section and a frame rear section, wherein the frame front section comprises a first height front section, a connecting front section and a second height front section, the first height front section is used for bearing a cab, the connecting front section is obliquely and upwards arranged from the rear end of the first height front section, the second height front section comprises a first width section, a width gradual change section and a second width section which are sequentially arranged, the free end of the first width section is connected with one end of the connecting front section, which is far away from the first height front section, the free end of the second width section is connected with the frame rear section, one of the first width section and the second width section, which is narrow in frame width, is used for being arranged corresponding to a wheel, i.e. the frame width of the first width section and the frame width of the second width section may be arranged to be unequal, the middle of the frame is transited through the width gradual change section, and if the position of the wheel is correspondingly arranged with the first width section, the frame width of the first width section is set to be narrower than that of the second width section; if the wheels are arranged corresponding to the second width section, the frame width of the second width section is set to be narrower than that of the first width section, so that the frame width of the second height section at the part corresponding to the wheels in the front section is reduced, a larger steering space is provided for the wheels on the side edge of the frame, and the wheels of a steering system with more sizes can be matched, so that the purpose of improving the universality of the frame is achieved.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide an understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of a front section of a vehicle frame and a wheel in accordance with an embodiment of the present invention;
FIG. 2 is a schematic structural view of a front section of a vehicle frame having a first width narrower than a second width in accordance with an embodiment of the present invention;
FIG. 3 is a structural schematic view from another perspective of the front section of the frame of FIG. 2;
FIG. 4 is a schematic view of a first cross-sectional configuration at A in FIG. 3;
FIG. 5 is a schematic view of a second cross-sectional configuration at A in FIG. 3;
FIG. 6 is a schematic view of a third cross-sectional configuration at A in FIG. 3;
FIG. 7 is a schematic structural view of a forward section of the frame having a second width narrower than the first width in accordance with an embodiment of the present invention;
FIG. 8 is a schematic structural view of a connecting beam according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of another connecting beam in accordance with an embodiment of the present invention;
FIG. 10 is a front perspective structural schematic view of a forward section of a vehicle frame in accordance with an embodiment of the present invention;
FIG. 11 is a schematic front view of another front perspective of a frame forward section in accordance with an embodiment of the present invention.
Description of the reference numerals
1 front section of first height 2 connecting front sections
3 first width section 31 second longitudinal beam body
311 first Upper cover plate 312 first lower cover plate
313 first riser 314 second riser
315 third vertical plate 4 with gradual width change section
41 third longitudinal beam body 411 second upper cover plate
412 second lower cover plate 5 second width section
51 first longitudinal beam body 511 third upper cover plate
512 third lower cover 513 first horizontal plate portion
514 first inclined plate portion 515 second horizontal plate portion
516 third horizontal plate portion 517 second inclined plate portion
518 fourth horizontal plate portion 52 connecting the cross members
521 first beam body 522 first mounting portion
523 second beam main body 524 second mounting part
6 rib plate 7 wheel
Detailed Description
The following detailed description of specific embodiments of the invention refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the invention and are not restrictive thereof.
The frame of the automobile crane is a walking base body, supports and connects all parts of the crane, and bears various loads from the inside and the outside of the automobile. The frame includes the frame anterior segment, frame back end and fixed landing leg, the preceding one section of fixed landing leg is the frame anterior segment in the front, the foremost installation driver's cabin of frame anterior segment, the left side is provided with a steering system, the radiator can be installed to the part at the back, engine and gearbox etc., among the prior art, need produce the frame anterior segment of different width sizes in order to match the not unidimensional steering system's wheel, in order to avoid the frame anterior segment to produce the interference to the turning to of wheel, then the commonality of the structure of current frame anterior segment is lower. In addition, at least one axle bridge is arranged below the front section of the general frame, two axles are arranged below the front section of many large-tonnage automobile crane products, and the suspension arms of the automobile crane loading system are arranged above the front section of the frame in the running process of the frame, so that the front section of the frame is required to have good bending rigidity and torsional rigidity in the running operation, and meanwhile, the front section of the frame is limited by the sizes of a radiator, an engine, a gearbox, a steering system and the like, and the size and the cross-sectional structure of the front section of the frame are required to be arranged reasonably.
The frame for a construction machine according to the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1 and 7, the present invention provides a frame for construction machinery, including a frame front section and a frame rear section, wherein the frame front section includes:
the first-height front section 1 is used for bearing a cab;
the connecting front section 2 is obliquely and upwards arranged from the rear end of the first-height front section 1; and
the high anterior segment of second, including the first width section 3 that sets gradually, width gradual change section 4 and second width section 5, the free end of first width section 3 is connected with the one end that first high anterior segment 1 was kept away from to connecting anterior segment 2, and the free end of second width section 5 is connected with the frame back end, and a width section that the frame width is narrow in first width section 3 and second width section 5 is used for corresponding the setting with wheel 7.
When the frame is used, the frame width of the first width section 3 and the frame width of the second width section 5 can be set to be unequal, and transition is performed in the middle through the width gradually-changing section 4, if the wheel 7 is arranged corresponding to the position of the first width section 3, the frame width of the first width section 3 is set to be narrower than the frame width of the second width section 5; if the wheel 7 is arranged corresponding to the position of the second width section 5, the frame width of the second width section 5 should be set to be narrower than the frame width of the first width section 3, so that a larger steering space can be provided for the wheel 7 on the side of the frame by reducing the frame width on the part of the front section of the second height corresponding to the wheel 7, and the wheels 7 of a steering system with more sizes can be matched, so as to achieve the purpose of improving the universality of the frame.
It should be noted that the frame width of the front section with the second height in the prior art is set to be constant, that is, the front section with the second height is straight, and the front section with the second height with different size is needed to be adapted to match the wheels 7 of the steering system with different size. The frame is particularly suitable for use in a truck crane, although the invention is not limited thereto, and other construction machinery using the frame should fall within the scope of the invention.
Specifically, the number of the width transition sections 4 arranged between the first width section 3 and the second width section 5 may be one or a plurality of width transition sections, and the plurality of width transition sections 4 are sequentially arranged between the first width section 3 and the second width section 5, that is, the change of the frame width from the first width section 3 to the second width section 5 is not in place in one step, but is obtained through multiple transitions.
Referring to fig. 2 and 7, in the embodiment of the present invention, the second width section 5 includes two first longitudinal beam bodies 51 arranged at an interval in opposition and a connecting cross beam 52 connecting the two first longitudinal beam bodies 51. The length of the front section of the second height is longer, the bending resistance and the torsion resistance are not good, and the connecting cross beam 52 is arranged between the two first longitudinal beam bodies 51 of the second width section 5, so that the bending resistance and the torsion resistance of the whole front section of the frame can be greatly improved.
Referring to fig. 2, 7 and 8, in the embodiment of the present invention, the connecting beam 52 includes a first beam main body 521 and two first mounting portions 522 respectively bent and extended from two ends of the first beam main body 521 toward the same side, and one side of each of the two first mounting portions 522 departing from the first beam main body 521 is correspondingly welded to the two first beam bodies 51, so that the two first mounting portions 522 are disposed above the first beam main body 521. That is, when the two first mounting portions 522 are welded to the two first longitudinal beam bodies 51 in a one-to-one correspondence manner, the first beam body 521 may be disposed downward, and the entire connecting beam 52 is recessed downward, so that the arrangement of the rest components is not affected even if the first beam body 521 is added, and meanwhile, the first longitudinal beam body 51 may be disposed as an i-beam, including the third upper cover plate 511, the third lower cover plate 512 and the connecting vertical plate located between the third upper cover plate 511 and the third lower cover plate 512, and the two first mounting portions 522 may be welded to the inner side of the connecting inner plate of the corresponding first longitudinal beam body 51, so that the mounting stability of the connecting beam 52 may be ensured by the two first mounting portions 522. Specifically, the connecting beam 52 may be an integrally formed structure, and the two first mounting portions 522 may be bent from two ends of the first beam main body 521 toward the same side.
Referring to fig. 2, 7 and 9, in the embodiment of the present invention, two ends of the connecting beam 52 are respectively mounted on the upper sides of the two first longitudinal beam bodies 51 through threaded fasteners in a one-to-one correspondence manner, so that the connecting beam 52 can be detachably mounted on the first longitudinal beam bodies 51 through the threaded fasteners, so as to facilitate replacement or maintenance of the connecting beam 52. Specifically, the connecting beam 52 includes a second beam main body 523 and two second mounting portions 524 respectively disposed at two ends of the second beam main body 523, the two second mounting portions 524 are respectively connected with the upper sides of the two first longitudinal beam bodies 51 in a one-to-one correspondence manner, and the second beam main body 523 is raised upward.
In addition, in the construction machine equipment of the ultra-large tonnage, the number of the connecting beams 52 may be at least two, at least two connecting beams 52 are provided at intervals on the second-height front section, and the connecting beams 52 of the structural form of the first beam main body 521 and the two first mounting portions 522 and the connecting beams 52 of the structural form of the second beam main body 523 and the two second mounting portions 524 may be provided at the same time.
As shown in fig. 2 to 4, in the embodiment of the present invention, the first width section 3 includes two second longitudinal beam bodies 31 disposed at an interval, each second longitudinal beam body 31 includes a first upper cover plate 311 and a first lower cover plate 312 disposed at an interval, and a first vertical plate 313 and a second vertical plate 314 disposed between the first upper cover plate 311 and the first lower cover plate 312, upper ends and lower ends of the first vertical plates 313 are respectively connected to outer ends of the first upper cover plate 311 and the first lower cover plate 312 in a one-to-one correspondence manner, upper ends and lower ends of the second vertical plates 314 are respectively connected to the first upper cover plate 311 and the first lower cover plate 312 in a one-to-one correspondence manner, and the second vertical plates 314 are disposed at an interval relative to the first vertical plates 313. Specifically, the upper end and the lower end of the second vertical plate 314 may be connected to the middle positions of the first upper cover plate 311 and the first lower cover plate 312 in a one-to-one correspondence manner, that is, the second longitudinal beam body 31 may be on the basis of an i-beam formed by the first upper cover plate 311, the first lower cover plate 312 and the second vertical plate 314, and the first vertical plate 313 is further disposed at the outer ends of the first upper cover plate 311 and the first lower cover plate 312 to form a combination of a box beam and the i-beam, so that the stress of the first width section 3 is better, and the boom support can be supported. It should be noted that, the outer ends of the first upper cover plate 311 and the first lower cover plate 312 both refer to the ends of the first upper cover plate 311 and the first lower cover plate 312 facing the outside of the vehicle frame. Of course, the present invention is not limited to this, the structural form of the side member bodies of the width gradually-changing section 4 and the second width section 5 of the second height front section may be the same as the structural form of the second side member body 31 of the first width section 3, and in addition, the second side member body 31 may be an i-beam structure.
As shown in fig. 2, 3 and 5, in the embodiment of the present invention, the second longitudinal beam body 31 further includes a third vertical plate 315, an upper end and a lower end of the third vertical plate 315 are respectively connected to inner ends of the first upper cover plate 311 and the first lower cover plate 312 in a one-to-one correspondence manner, and the second vertical plate 314 is located between the first vertical plate 313 and the third vertical plate 315. That is, the second longitudinal beam body 31 may be based on an i-beam composed of the first upper cover plate 311, the first lower cover plate 312 and the second vertical plate 314, and the first vertical plate 313 is further disposed at the outer ends of the first upper cover plate 311 and the first lower cover plate 312, and the third vertical plate 315 is further disposed at the inner ends of the first upper cover plate 311 and the first lower cover plate 312, so as to form a double-row box beam, so that the stress of the first width section 3 is better, and the suspension arm support can be supported. In particular, the inner ends of the first upper cover 311 and the first lower cover 312 are both the ends of the first upper cover 311 and the first lower cover 312 facing the inside of the vehicle frame. Of course, the present invention is not limited to this, and the structural forms of the side member bodies of the width gradually-changing section 4 and the second width section 5 of the second height front section may be consistent with the structural form of the second side member body 31 of the first width section 3.
As shown in fig. 2, 3 and 6, in the embodiment of the present invention, the width of the first upper cover 311 is narrower than the width of the first lower cover 312, and the first standing plate 313 and the third standing plate 315 are disposed to be inclined and close to each other in a direction from the first lower cover 312 toward the first upper cover 311. That is, a double-trapezoid box beam can be formed by the first upper cover plate 311, the first lower cover plate 312, the first vertical plate 313, the second vertical plate 314 and the third vertical plate 315, so that the first width section 3 can be better stressed to bear the boom support. Of course, the present invention is not limited to this, and the structural forms of the side member bodies of the width gradually-changing section 4 and the second width section 5 of the second height front section may be consistent with the structural form of the second side member body 31 of the first width section 3.
Referring to fig. 10, in the embodiment of the present invention, the width gradually-changing section 4 includes two third longitudinal beam bodies 41 arranged at an interval, each third longitudinal beam body 41 includes a second upper cover plate 411 and a second lower cover plate 412 arranged at an interval, and the second upper cover plate 411 is arranged obliquely upward from the rear end of the first width section 3 and connected to the second width section 5. Namely, the width transition section 4 can not only realize the change of the width of the frame, but also realize the change of the height of the frame, so as to achieve the purpose of increasing the rigidity of the frame. Specifically, the first lower cover plate 312 of the second longitudinal beam body 31, the second lower cover plate 412 of the third longitudinal beam body 41, and the third lower cover plate 512 of the first longitudinal beam body 51 are all located on the same horizontal plane and are sequentially connected, the third upper cover plate 511 of the first longitudinal beam body 51 and the first upper cover plate 311 of the second longitudinal beam body 31 are both horizontally disposed, the third upper cover plate 511 of the first longitudinal beam body 51 is located above the first upper cover plate 311 of the second longitudinal beam body 31, the second upper cover plate 411 of the third longitudinal beam body 41 is connected with the first upper cover plate 311 and is obliquely and upwardly disposed from the first upper cover plate 311 toward the third upper cover plate 511 of the first longitudinal beam body 51, so that the front-low-rear-high structure setting of the front section of the second height is realized.
Referring to fig. 11, in the embodiment of the present invention, the first stringer 51 includes a third upper cover 511 and a third lower cover 512 which are disposed at an interval from top to bottom, the third upper cover 511 includes a first horizontal plate portion 513, a first inclined plate portion 514, and a second horizontal plate portion 515 which are sequentially disposed, the first horizontal plate portion 513 and the second horizontal plate portion 515 are both disposed horizontally, the first inclined plate portion 514 is disposed obliquely downward in a direction from the first horizontal plate portion 513 toward the second horizontal plate portion 515, an end of the second upper cover 411 away from the first width section 3 is connected to the first horizontal plate portion 513, the second lower cover 412 is disposed obliquely downward from a rear end of the first width section 3, and the third lower cover 512 is connected to an end of the second lower cover 412 away from the first width section 3 and disposed axially symmetrically to the third upper cover 511. It should be noted that, the third lower cover plate 512 and the third upper cover plate 511 are disposed in axial symmetry, that is, the third lower cover plate 512 includes a third horizontal plate portion 516, a second inclined plate portion 517 and a fourth horizontal plate portion 518, which are sequentially provided, the third horizontal plate portion 516, the second inclined plate portion 517 and the fourth horizontal plate portion 518 are provided in one-to-one correspondence with the first horizontal plate portion 513, the first inclined plate portion 514 and the second horizontal plate portion 515 respectively, and the first horizontal portion 513, the second horizontal plate portion 515, the third horizontal plate portion 516, and the fourth horizontal plate portion 518 are all horizontally disposed, the first inclined plate portion 514 and the second inclined plate portion 517 are all obliquely disposed, and the second inclined plate portion 517 is disposed obliquely upward in the direction from the third horizontal plate portion 516 toward the fourth horizontal plate portion 518, the front low, middle high and rear low structure arrangement of the front section of the second height can be realized, so that the aim of increasing the rigidity of the frame is fulfilled. Specifically, the first horizontal plate portion 513 of the third upper cover 511 is connected to and horizontally disposed with the second upper cover 411 disposed obliquely upward, the first inclined plate portion 514 is connected to and obliquely downward disposed with an end of the first horizontal plate portion 513 away from the second upper cover 411, the second horizontal plate portion 515 is connected to and horizontally disposed with an end of the first inclined plate portion 514 away from the first horizontal plate portion 513, and the second horizontal plate portion 515 may be located on the same horizontal plane as the first upper cover 311, the third horizontal plate portion 516 of the third lower cover 511 is connected to the second lower cover 412 disposed obliquely downward and disposed horizontally, the second inclined plate portion 517 is connected to one end of the third horizontal plate portion 516 remote from the second lower cover 412 and disposed obliquely upward, the fourth horizontal plate portion 518 is connected to one end of the second inclined plate portion 517 remote from the third horizontal plate portion 516 and disposed horizontally, and the fourth horizontal plate portion 518 may be on the same horizontal plane as the first lower cover plate 312.
Referring to fig. 2 and 7 again, in the embodiment of the present invention, the front section of the second height further includes a plurality of rib plates 6 uniformly spaced along the inner cavities of the first width section 3, the width gradually-changing section 4 and the second width section 5, and the rigidity and strength of the entire frame can be increased by the arrangement of the plurality of rib plates 6. Specifically, when the whole longitudinal beam body of the front section of the second height is set to be a T-shaped beam, the plurality of rib plates 6 are in a group in pairs and are respectively arranged on two sides of the middle vertical plate of the T-shaped beam.
In order to achieve the above object, the present invention also provides a construction machine, wherein the construction machine comprises a frame for a construction machine according to the above. Since the engineering mechanical equipment adopts all the technical solutions of the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. 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 herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a frame for engineering machinery equipment, includes frame anterior segment and frame back end, its characterized in that, the frame anterior segment includes:
a first height front section (1) for carrying a cab;
the connecting front section (2) is obliquely and upwards arranged from the rear end of the first-height front section (1); and
the high anterior segment of second, including first width section (3), width gradual change section (4) and second width section (5) that set gradually, the free end of first width section (3) with connect anterior segment (2) and keep away from the one end of first height anterior segment (1) is connected, the free end of second width section (5) with the frame back end is connected, first width section (3) with a width section that the frame width is narrow in second width section (5) is used for corresponding the setting with wheel (7).
2. The frame for a construction machine according to claim 1, wherein the second width section (5) comprises two first longitudinal beam bodies (51) arranged at an opposite interval and a connecting cross beam (52) connecting the two first longitudinal beam bodies (51).
3. The frame for construction machinery equipment according to claim 2, wherein the connecting cross beam (52) comprises a first cross beam main body (521) and two first mounting parts (522) which are bent and extended from two ends of the first cross beam main body (521) to the same side respectively, and one side of each of the two first mounting parts (522) departing from the first cross beam main body (521) is in one-to-one corresponding welding connection with the two first longitudinal beam bodies (51), so that the two first mounting parts (522) are arranged above the first cross beam main body (521); or two ends of the connecting cross beam (52) are correspondingly arranged on the upper sides of the two first longitudinal beam bodies (51) one by one through threaded fasteners.
4. The frame for a work machine according to claim 1, characterized in that the first width section (3) comprises two second longitudinal beam bodies (31) arranged at a relative interval, the second longitudinal beam body (31) comprises a first upper cover plate (311) and a first lower cover plate (312) which are arranged at intervals up and down, and a first vertical plate (313) and a second vertical plate (314) which are positioned between the first upper cover plate (311) and the first lower cover plate (312), the upper end and the lower end of the first vertical plate (313) are respectively connected with the outer ends of the first upper cover plate (311) and the first lower cover plate (312) in a one-to-one correspondence manner, the upper end and the lower end of the second vertical plate (314) are respectively connected with the first upper cover plate (311) and the first lower cover plate (312) in a one-to-one correspondence manner, the second vertical plate (314) and the first vertical plate (313) are oppositely arranged at intervals.
5. The frame for construction machinery equipment according to claim 4, wherein the second longitudinal beam body (31) further comprises a third vertical plate (315), the upper end and the lower end of the third vertical plate (315) are respectively connected with the inner ends of the first upper cover plate (311) and the first lower cover plate (312) in a one-to-one correspondence manner, and the second vertical plate (314) is located between the first vertical plate (313) and the third vertical plate (315).
6. The frame for construction machinery according to claim 5, wherein the width of the first upper cover (311) is narrower than the width of the first lower cover (312), and the first riser (313) and the third riser (315) are disposed to be inclined close to each other in a direction from the first lower cover (312) toward the first upper cover (311).
7. The frame for construction machinery according to claim 2, wherein the width transition section (4) comprises two third longitudinal beam bodies (41) arranged at an interval relatively, the third longitudinal beam bodies (41) comprise a second upper cover plate (411) and a second lower cover plate (412) arranged at an interval relatively up and down, and the second upper cover plate (411) is arranged obliquely upward from the rear end of the first width section (3) and connected with the second width section (5).
8. The frame for construction machinery according to claim 7, wherein the first side rail body (51) includes a third upper cover plate (511) and a third lower cover plate (512) disposed at an interval opposite to each other, the third upper cover plate (511) includes a first horizontal plate portion (513), a first inclined plate portion (514), and a second horizontal plate portion (515) disposed in this order, the first horizontal plate portion (513) and the second horizontal plate portion (515) are both disposed horizontally, the first inclined plate portion (514) is disposed obliquely downward in a direction from the first horizontal plate portion (513) toward the second horizontal plate portion (515), an end of the second upper cover plate (411) away from the first width section (3) is connected to the first horizontal plate portion (513), and the second lower cover plate (412) is disposed obliquely downward from a rear end of the first width section (3), the third lower cover plate (512) is connected with one end of the second lower cover plate (412) far away from the first width section (3), and is arranged in axial symmetry with the third upper cover plate (511).
9. The frame for construction machinery equipment according to any one of claims 1 to 8, wherein the second height front section further comprises a plurality of rib plates (6) arranged at regular intervals along the inner cavities of the first width section (3), the width gradually-changing section (4) and the second width section (5).
10. A work machine, characterized in that it comprises a frame for a work machine according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461065.2A CN114313008B (en) | 2021-11-30 | 2021-11-30 | Frame for automobile crane and automobile crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111461065.2A CN114313008B (en) | 2021-11-30 | 2021-11-30 | Frame for automobile crane and automobile crane |
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| Publication Number | Publication Date |
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| CN114313008A true CN114313008A (en) | 2022-04-12 |
| CN114313008B CN114313008B (en) | 2023-09-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111461065.2A Active CN114313008B (en) | 2021-11-30 | 2021-11-30 | Frame for automobile crane and automobile crane |
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| Publication number | Publication date |
|---|---|
| CN114313008B (en) | 2023-09-12 |
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