CN102278336A - Engineering machine and oil cylinder base thereof - Google Patents
Engineering machine and oil cylinder base thereof Download PDFInfo
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- CN102278336A CN102278336A CN 201110248981 CN201110248981A CN102278336A CN 102278336 A CN102278336 A CN 102278336A CN 201110248981 CN201110248981 CN 201110248981 CN 201110248981 A CN201110248981 A CN 201110248981A CN 102278336 A CN102278336 A CN 102278336A
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- oil cylinder
- base plate
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Abstract
The invention discloses an oil cylinder base. The oil cylinder base comprises two side plates (1) which are oppositely arranged, wherein the two side plates (1) are respectively provided with a body part (11) and a lug plate (12) which protrudes out of the body part (11); an oil cylinder is connected between the two lug plates (12); a bottom plate is adhered and connected with the upper end surfaces of the two body parts (11); the bottom plate is adhered and connected to the lug plates (12) along the outer outline surfaces of the lug plates (12); and a notch (2) which is convenient for the oil cylinder to extend out is formed in the bottom plate. Through the structural design of the oil cylinder base, a turning point of a welding seam or an end point of the welding seam can be eliminated, stress concentration is avoided, the stressed condition is improved, and thus the structural reliability can be improved. In addition, the invention discloses an engineering machine comprising the oil cylinder base.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly a kind of oil cylinder seat.In addition, the invention still further relates to a kind of engineering machinery that comprises this oil cylinder seat.
Background technique
Have two kinds of oil cylinder seats in the prior art, these two kinds of oil cylinder seats have weld seam flex point and weld seam end point respectively, cause having stress and concentrate, and force-bearing situation is bad, thereby causes the structural reliability of oil cylinder seat not high.Respectively these two kinds of oil cylinder seats are discussed in detail below.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the structural representation of first kind of oil cylinder seat in the prior art; Fig. 2 is the structural representation of second kind of oil cylinder seat in the prior art.
As depicted in figs. 1 and 2, these two kinds of oil cylinder seats include two side plates that are oppositely arranged 1 ', each side plate 1 ' on be equipped with main body portion 1 ' 1 and protrude from the otic placode 1 ' 2 of main body portion 1 ' 1, otic placode 1 ' 2 is provided with oil cylinder mounting hole 1 ' 2a, and oil cylinder just is installed between two otic placodes 1 ' 2 by this oil cylinder mounting hole 1 ' 2a.Oil cylinder seat also comprise the base plate 2 that adheres on the end face that is connected in side plate 1 '.
In first kind of oil cylinder seat, as shown in Figure 1, base plate 2 ' width greater than two side plates 1 ' outside end face between distance; In otic placode 1 ' 2 both sides, base plate 2 ' directly be attached on the main body portion 1 ' 1, at the link position place of main body portion 1 ' 1 with otic placode 1 ' 2, because base plate 2 ' width greater than the distance between the outside end face of two side plates 1 ' 1, thereby in this position, base plate 2 ' width diminish, thereby extend between two otic placodes 1 ' 2.Thereby when base plate 2 ' with side plate 1 ' welding, as shown in Figure 1, at the link position place of main body portion 1 ' 1 with otic placode 1 ' 2, just have weld seam flex point 3 '.
In second kind of oil cylinder seat, as shown in Figure 2, base plate 2 ' width greater than two side plates 1 ' outside end face between distance; Be different from oil cylinder seat shown in Figure 1, base plate 2 ' be not to extend between two otic placodes 1 ' 2, but in otic placode 1 ' 2 residing position, base plate 2 ' on offer notch, otic placode 1 ' 2 is stretched from this notch; Thereby when base plate 2 ' with side plate 1 ' welding, as shown in Figure 2, at the link position place of main body portion 1 ' 1 with otic placode 1 ' 2, just have weld seam end point 4 '.
In view of this, how oil cylinder seat of the prior art being improved, thereby eliminate its weld seam flex point or weld seam end point, avoid stress to concentrate, improve force-bearing situation, and then improve reliability of structure, is the problem that those skilled in the art need solution badly.
Summary of the invention
The technical problem to be solved in the present invention is for providing a kind of oil cylinder seat, and the structural design of this oil cylinder seat can be eliminated weld seam flex point or weld seam end point, avoids stress to concentrate, and improves force-bearing situation, and then can improve reliability of structure.In addition, another technical problem that will solve of the present invention is for providing a kind of engineering machinery that comprises this oil cylinder seat.
For solving the problems of the technologies described above, the invention provides a kind of oil cylinder seat, comprise two side plates that are oppositely arranged, two described side plates are equipped with main body portion and protrude from the otic placode of described main body portion, and oil cylinder is connected between two described otic placodes; The upper-end surface of two described main body portioies is adhered to and is connected with base plate; Described base plate further adheres to along the lateral profile face of described otic placode and is connected on the described otic placode, and described base plate is provided with and is convenient to the notch that described oil cylinder stretches out.
Preferably, described base plate comprises first base plate and second base plate that lays respectively at described otic placode both sides, and described notch is opened on described second base plate; Described lateral profile face comprises the first lateral profile face and the second lateral profile face, and described second base plate adheres to and is connected on the described second lateral profile face.
Preferably, described first base plate further is attached on the described first lateral profile face.
Preferably, described lateral profile face also comprises the straight contoured surface of being located between described first lateral profile face and the described second lateral profile face, and the end of described second base plate is provided with straight section portion, and described straight section portion adheres to and is connected on the described straight contoured surface.
Preferably, the end of described straight section portion further is provided with curved part, and described curved part is adhered to by described straight contoured surface transition and is connected on the described first lateral profile face.
Preferably, the end face of described curved part docks with the end face of described first base plate.
Preferably, the width of described base plate is more than or equal to the distance between the outside end face of two described side plates.
Preferably, described otic placode is provided with the oil cylinder mounting hole, and described first base plate, described second base plate and two described otic placodes are surrounded by cavity; In described inside cavity, and below described oil cylinder mounting hole, be connected with sealing plate between described first base plate and described second base plate.
In addition, for solving the problems of the technologies described above, the present invention also provides a kind of engineering machinery, comprises oil cylinder; Described engineering machinery comprises above-mentioned each described oil cylinder fitting seat, and described oil cylinder is installed on the described oil cylinder fitting seat.
On the basis of existing technology, the base plate of oil cylinder seat provided by the present invention further is attached on two described otic placodes along the lateral profile face of two described otic placodes, and described base plate is provided with and is convenient to the notch that described oil cylinder stretches out.In this kind structural design, base plate is attached on the lateral profile face of otic placode, and is connected with otic placode along the lateral profile face.Compare with prior art shown in Figure 1, the present invention has avoided base plate to stretch between two otic placodes, thereby has eliminated the weld seam flex point; Compare with prior art shown in Figure 2, the present invention has avoided otic placode to stretch out from the cell body on the base plate, thereby eliminates weld seam end point.
In sum, oil cylinder seat provided by the present invention can be eliminated weld seam flex point or weld seam end point, avoids stress to concentrate, and improves force-bearing situation, and then can improve reliability of structure.
Description of drawings
Fig. 1 is the structural representation of first kind of oil cylinder seat in the prior art;
Fig. 2 is the structural representation of second kind of oil cylinder seat in the prior art;
Fig. 3 is the structural representation of oil cylinder seat in an embodiment of the present invention;
Fig. 4 is the structural representation of oil cylinder seat among the another kind of embodiment of the present invention.
Wherein, the corresponding relation between reference character and the component names is among Fig. 1 and Fig. 2:
1 ' side plate; 1 ' 1 main body portion; 1 ' 2 otic placode; 1 ' 2a oil cylinder mounting hole;
2 ' base plate; 3 ' weld seam flex point; 4 ' weld seam end point.
Corresponding relation among Fig. 3 and Fig. 4 between reference character and the component names is:
1 side plate; 11 main body portioies; 12 otic placodes; 12a oil cylinder mounting hole;
2 notches; 3 first base plates; 4 second base plates; 41 straight section portions; 42 curved parts;
51 first lateral profile faces; 52 second lateral profile faces; 53 straight contoured surfaces;
6 sealing plates.
Embodiment
Core of the present invention is for providing a kind of oil cylinder seat, and the structural design of this oil cylinder seat can be eliminated weld seam flex point or weld seam end point, avoids stress to concentrate, and improves force-bearing situation, and then can improve reliability of structure.In addition, another core of the present invention is for providing a kind of engineering machinery that comprises this oil cylinder seat.
In order to make those skilled in the art understand technological scheme of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 3, Fig. 3 is the structural representation of oil cylinder seat in an embodiment of the present invention.
In one embodiment, as shown in Figure 3, oil cylinder seat provided by the present invention, comprise two side plates that are oppositely arranged 1, each side plate 1 includes main body portion 11 and protrudes from the otic placode 12 of main body portion 11, two otic placodes 12 are provided with the relative oil cylinder mounting hole 12a in position, and oil cylinder just is installed between two otic placodes 12 by these two oil cylinder mounting hole 12a; As shown in Figure 3, described oil cylinder seat also comprises base plate, and this base plate adheres on the upper-end surface that is connected in main body portion 11.
On the basis of existing technology, described base plate further is attached on two otic placodes 12 along the lateral profile face of two otic placodes 12, and described base plate is provided with and is convenient to the notch 2 that described oil cylinder stretches out.In this kind structural design, described base plate is attached on the lateral profile face of otic placode 12, and is connected with otic placode 12 along the lateral profile face, and oil cylinder is connected the back and is stretched out by notch 2 with otic placode.Compare with prior art shown in Figure 1, the present invention has avoided described base plate to stretch between two otic placodes 12, thereby has eliminated the weld seam flex point; Compare with prior art shown in Figure 2, the present invention has avoided otic placode 12 to stretch out from the cell body on the described base plate, thereby eliminates weld seam end point.
In sum, oil cylinder seat provided by the present invention can be eliminated weld seam flex point or weld seam end point, avoids stress to concentrate, and improves force-bearing situation, and then can improve reliability of structure.
In the above-described embodiments, base plate can be structure as a whole; Certainly, processing for convenience and assembling, as shown in Figure 3, base plate can be the split structure, comprises first base plate 3 and second base plate 4 that lay respectively at otic placode 12 both sides, notch 2 is opened on second base plate 4; As shown in Figure 3, described lateral profile face comprises that the first lateral profile face 51 and the second lateral profile face, 52, the first base plates 3 adhere to and is connected on the first lateral profile face 51, and second base plate 4 adheres to and is connected on the second lateral profile face 52.Obviously, this kind structural design can make things convenient for the processing of base plate, and can reduce the processing and manufacturing difficulty of base plate.
In technique scheme, can make further improvement.
Particularly, in technique scheme, as shown in Figure 3, described lateral profile face also comprises straight contoured surface 53, and this straight contoured surface 53 is located between the first lateral profile face 51 and the second lateral profile face 52; On this basis, as shown in Figure 3, the end of second base plate 4 is provided with straight section portion 41, and straight section portion 41 adheres to and is connected on the straight contoured surface 53.Obviously, this kind structural design can be convenient to being connected between the lateral profile face of second base plate 4 and otic placode 12, and can improve the reliability of connection.
In technique scheme, can also make further improvement.
Particularly, as shown in Figure 3, the end of straight section portion 41 further is provided with curved part 42, and curved part 42 is adhered to by straight contoured surface 53 transition and is connected on the first lateral profile face 51.This kind structural design makes second base plate 4 be installed on the lateral profile face of otic placode 12, thereby has further improved the reliability that connects.
Need to prove, in technique scheme, on second base plate 4, offer and be convenient to the notch 2 that oil cylinder stretches out, and then second base plate 4 is processed into the structure with straight section portion 41 and curved part 42 by metal processing.
Particularly, in technique scheme, as shown in Figure 3, the end face of curved part 42 docks with the end face of first base plate 3.
In addition, in above-mentioned any technological scheme, the width of described base plate need be more than or equal to the distance between the outside end face of two side plates 1, otherwise described base plate be can't be attached on the upper-end surface that is connected in main body portion 11 or the lateral profile face of otic placode 12 on.
Particularly, in above-mentioned any technological scheme, can also make further improvement.Such as, as shown in Figure 3, first base plate 3, second base plate 4 and two otic placodes 12 are surrounded by cavity; In described inside cavity, and below oil cylinder mounting hole 12a, be connected with sealing plate 6 between first base plate 3 and second base plate 4.Sealing plate 6 is sealed the opening of described cavity, thereby medium pollution is caused in the inside that can avoid water or other materials to enter oil cylinder seat.
On the basis of technique scheme, can also make further design, thereby obtain another kind of embodiment of the present invention.Particularly, please refer to Fig. 4, Fig. 4 is the structural representation of oil cylinder seat among the another kind of embodiment of the present invention.
In this kind embodiment, as shown in Figure 4, second base plate 4 adheres to and is connected on the second lateral profile face 52; On this basis, as shown in Figure 4, first base plate 3 is not to adhere to be connected on the first lateral profile face 51, but extends along original rectilinear direction, is connected with the corresponding site of second base plate 4 in the cavity of the bottom of second base plate 4.Obviously, this kind structural design also can the technical solution problem, realizes goal of the invention.
In addition, the present invention also provides a kind of engineering machinery, comprises oil cylinder; Described engineering machinery also comprises the oil cylinder seat in above-mentioned any technological scheme, and described oil cylinder is installed on the described oil cylinder fitting seat, and particularly, oil cylinder is installed on the oil cylinder fitting seat by the oil cylinder mounting hole 12a of otic placode 12; Other parts of described engineering machinery can be with reference to prior art, and this paper no longer launches.
More than engineering machinery provided by the present invention and oil cylinder seat thereof are described in detail.Used specific case herein principle of the present invention and mode of execution are set forth, above embodiment's explanation just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (9)
1. an oil cylinder seat comprises two side plates that are oppositely arranged (1), and two described side plates (1) are equipped with main body portion (11) and protrude from the otic placode (12) of described main body portion (11), and oil cylinder is connected between two described otic placodes (12); The upper-end surface of two described main body portioies (11) is adhered to and is connected with base plate; It is characterized in that described base plate further adheres to along the lateral profile face of described otic placode (12) and is connected on the described otic placode (12), and described base plate is provided with the notch (2) of being convenient to described oil cylinder and stretching out.
2. oil cylinder seat as claimed in claim 1 is characterized in that, described base plate comprises first base plate (3) and second base plate (4) that lays respectively at described otic placode (12) both sides, and described notch (2) is opened on described second base plate (4); Described lateral profile face comprises the first lateral profile face (51) and the second lateral profile face (52), and described second base plate (4) adheres to and is connected on the described second lateral profile face.
3. oil cylinder seat as claimed in claim 2 is characterized in that, described first base plate (3) further adheres to and is connected on the described first lateral profile face (51).
4. oil cylinder seat as claimed in claim 3, it is characterized in that, described lateral profile face also comprises the straight contoured surface of being located between described first lateral profile face (51) and the described second lateral profile face (52) (53), the end of described second base plate (4) is provided with straight section portion (41), and described straight section portion (41) adheres to and is connected on the described straight contoured surface (53).
5. oil cylinder seat as claimed in claim 4 is characterized in that, the end of described straight section portion (41) further is provided with curved part (42), and described curved part (42) is adhered to by described straight contoured surface (53) transition and is connected on the described first lateral profile face (51).
6. oil cylinder seat as claimed in claim 5 is characterized in that, the end face of described curved part (42) docks with the end face of described first base plate (3).
7. as each described oil cylinder seat of claim 1 to 6, it is characterized in that the width of described base plate is more than or equal to the distance between the outside end face of two described side plates (1).
8. as each described oil cylinder seat of claim 3 to 6, it is characterized in that described otic placode (12) is provided with oil cylinder mounting hole (12a), described first base plate (3), described second base plate (4) and two described otic placodes (12) are surrounded by cavity; In described inside cavity, and, be connected with sealing plate (6) between described first base plate (3) and described second base plate (4) in the below of described oil cylinder mounting hole (12a).
9. an engineering machinery comprises oil cylinder; It is characterized in that described engineering machinery comprises that described oil cylinder is installed on the described oil cylinder fitting seat as each described oil cylinder fitting seat of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248981A CN102278336B (en) | 2011-08-26 | 2011-08-26 | Engineering machine and oil cylinder base thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110248981A CN102278336B (en) | 2011-08-26 | 2011-08-26 | Engineering machine and oil cylinder base thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102278336A true CN102278336A (en) | 2011-12-14 |
| CN102278336B CN102278336B (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110248981A Active CN102278336B (en) | 2011-08-26 | 2011-08-26 | Engineering machine and oil cylinder base thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102278336B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763705A (en) * | 2015-03-20 | 2015-07-08 | 李静 | Hull oil cylinder mounting rack |
| CN105805084A (en) * | 2016-05-19 | 2016-07-27 | 江苏凌特精密机械销售有限公司 | Acid-resistant and oil-resistant oil cylinder rack |
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| JPS57121942A (en) * | 1981-01-19 | 1982-07-29 | Kyokuto Kaihatsu Kogyo Co Ltd | Anti-rolling device for containers on dump truck |
| JPH11115612A (en) * | 1997-10-16 | 1999-04-27 | Toshio Yamamoto | Closing device for vehicle rearward door by oil hydraulics |
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| CN201300762Y (en) * | 2008-11-28 | 2009-09-02 | 陕西同力重工有限公司 | Hydraulic cylinder connecting seat |
| CN202194885U (en) * | 2011-08-26 | 2012-04-18 | 三一重工股份有限公司 | Engineering machine and oil cylinder base thereof |
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2011
- 2011-08-26 CN CN201110248981A patent/CN102278336B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2453975A (en) * | 1946-08-03 | 1948-11-16 | Herbert O Day | Pivoting hydraulic power cylinder for dump trucks |
| JPS57121942A (en) * | 1981-01-19 | 1982-07-29 | Kyokuto Kaihatsu Kogyo Co Ltd | Anti-rolling device for containers on dump truck |
| JPH11115612A (en) * | 1997-10-16 | 1999-04-27 | Toshio Yamamoto | Closing device for vehicle rearward door by oil hydraulics |
| CN2846502Y (en) * | 2005-07-03 | 2006-12-13 | 石午江 | Hydraulic cylinder rack for pile frame |
| CN201125133Y (en) * | 2007-10-19 | 2008-10-01 | 安徽合力股份有限公司 | Heavy engineering front crane rack having integral amplitude-variable oil cylinder bearing support |
| CN201300762Y (en) * | 2008-11-28 | 2009-09-02 | 陕西同力重工有限公司 | Hydraulic cylinder connecting seat |
| CN202194885U (en) * | 2011-08-26 | 2012-04-18 | 三一重工股份有限公司 | Engineering machine and oil cylinder base thereof |
Non-Patent Citations (1)
| Title |
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| 《商用汽车》 20110430 卫国防等 基于有限元分析的垃圾车车厢多级油缸支座结构优化 , 第08期 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763705A (en) * | 2015-03-20 | 2015-07-08 | 李静 | Hull oil cylinder mounting rack |
| CN104763705B (en) * | 2015-03-20 | 2016-09-14 | 周玉翔 | A kind of hull oil cylinder installing rack |
| CN105805084A (en) * | 2016-05-19 | 2016-07-27 | 江苏凌特精密机械销售有限公司 | Acid-resistant and oil-resistant oil cylinder rack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102278336B (en) | 2012-10-03 |
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Owner name: SANY NORTHWEST HEAVY INDUSTRY CO., LTD. Free format text: FORMER OWNER: SANYI HEAVY INDUSTRY CO LTD Effective date: 20130513 |
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Free format text: CORRECT: ADDRESS; FROM: 410100 CHANGSHA, HUNAN PROVINCE TO: 830000 URUMQI, XINJIANG UYGUR AUTONOMOUS REGION |
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Effective date of registration: 20130513 Address after: 830000, the Xinjiang Uygur Autonomous Region Urumqi economic and Technological Development Zone (Toutun River District) 568 West Jinggangshan Street Patentee after: 31 northwest Heavy Industries Ltd Address before: 410100 Changsha economic and Technological Development Zone, Hunan City, the 31 industrial city Patentee before: Sanyi Heavy Industry Co., Ltd. |