CN202245829U - Fixed knot who hoists piston cylinder constructs and engineering machine tool - Google Patents
Fixed knot who hoists piston cylinder constructs and engineering machine tool Download PDFInfo
- Publication number
- CN202245829U CN202245829U CN2011203610330U CN201120361033U CN202245829U CN 202245829 U CN202245829 U CN 202245829U CN 2011203610330 U CN2011203610330 U CN 2011203610330U CN 201120361033 U CN201120361033 U CN 201120361033U CN 202245829 U CN202245829 U CN 202245829U
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- China
- Prior art keywords
- piston cylinder
- fixed sturcture
- fastener
- piston rod
- retainer
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- Expired - Lifetime
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- 238000012423 maintenance Methods 0.000 claims description 21
- 238000010276 construction Methods 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 6
- 230000002950 deficient Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
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Abstract
The utility model discloses a fixed knot of hoist and mount piston cylinder constructs, include: the holding frame is arranged on an arm frame of the engineering machinery, and forms a holding space between the holding frames and an opening positioned on the upper side of the holding space; and a locking part which is fixed at the end of the piston rod of the piston cylinder and can be clamped in the holding space; wherein the minimum width of the opening is not less than the diameter of the piston rod. When the piston cylinder needs to be fixed, the operator can enable the piston rod to enter the holding space through the opening in the extending state of the piston rod and enable the piston rod to contract until the clamping part extends into the holding space and is held in the holding space. The utility model also provides an engineering machine tool, the fixed knot who has equipped with foretell hoist and mount piston cylinder in this engineering machine tool constructs.
Description
Technical field
The utility model relates to engineering machinery field, particularly, relates to a kind of fixed sturcture of lifting piston cylinder of construction machinery and equipment.In addition, the utility model also relates to a kind of construction machinery and equipment of using the fixed sturcture of above-mentioned lifting piston cylinder.
Background technology
Often need be equipped with the lifting piston cylinder in the construction machinery and equipment (as: crawler crane), be used for main frame stretching hoisting heavy or carrying out loading and unloading certainly through the lifting piston cylinder when loading and unloading.
Existing crawler crane is as shown in Figure 1 with the set-up mode of lifting piston cylinder; The cylinder bottom 21 of piston cylinder 2 one ends is hinged on the jib 1 (as: mast or principal arm coxopodite arm) through bearing pin; 22 in the piston rod of the other end can link to each other with weight, accomplishes lifting or loads and unloads operation certainly.After accomplishing lifting or loading and unloading operation certainly, piston cylinder 2 can directly be placed on (with reference to Fig. 2 (b)) on the jib 1, perhaps also can piston rod 22 be fixed on the support 11 of jib 1 (with reference to Fig. 2 (c)) through bearing pin.
Generally there is following shortcoming in the fixed sturcture of this lifting piston cylinder of the prior art:
1. if piston cylinder 2 directly is placed on the jib 1, when jib 1 forward during tilt, piston cylinder will be in vertical hang and can swing so, easily and objects in front bump or interfere, with reference to Fig. 2 (a).
2. if adopt bearing pin that piston rod 22 is fixed on the support 11, behind lifting piston cylinder end-of-job, need carry out aloft work so, piston cylinder is fixed on the support 11, operation is inconvenience extremely; And, because the fixed position is higher apart from ground, the aloft work hazardous.
Therefore, a kind of novel fixed sturcture that lifts piston cylinder need be provided, to overcome the above-mentioned defective that exists in the prior art.
The utility model content
The purpose of the utility model provides a kind of fixed sturcture that lifts piston cylinder, and this fixed sturcture can be fixed on the lifting piston cylinder on the jib (as: mast or principal arm coxopodite arm) automatically apace, overcomes the above-mentioned defective that exists in the prior art.
In addition, the utility model also provides a kind of construction machinery and equipment, has been equipped with the fixed sturcture of above-mentioned lifting piston cylinder in this project machinery.
To achieve these goals; The utility model provides a kind of fixed sturcture that lifts piston cylinder; This fixed sturcture comprises: retainer, this retainer are arranged on the jib of construction machinery and equipment, form maintenance space between said retainer and the opening that is positioned at this maintenance space upside; And fastener, the end that this fastener is fixed on the piston rod of piston cylinder also can be fastened in the said maintenance space; Wherein, the minimum width of said opening is not less than the diameter of said piston rod.
Preferably, said retainer is crooked in opposite directions to form said maintenance space.
Preferably, said retainer is obliquely installed with respect to the axis direction of said piston rod.
Preferably, the number of said retainer is two, and two said retainers distribute about the axis direction mirror image of said piston rod.
Preferably, said fastener has hinge hole and is hinged on the end of said piston rod through this hinge hole.
Preferably, said fastener is provided with the mounting hole that is used to install suspender.
Preferably, said fastener is provided with suspender, and this suspender is arranged on the said fastener through said mounting hole.
Preferably, said suspender is suspension hook, iron chains, steel rope or the combination between them.
Preferably, said fastener forms isosceles-trapezium-shaped, and said hinge hole is arranged on the last bottom side of said isosceles trapezoid, and said mounting hole is arranged on the following bottom side of said isosceles trapezoid.
Preferably, said mounting hole has two, and two said mounting holes are arranged on the bottom corner portion of said isosceles trapezoid.
In addition; The utility model also provides a kind of construction machinery and equipment, and this project machinery comprises the fixed sturcture of jib, lifting piston cylinder and lifting piston cylinder, and the cylinder bottom of said lifting piston cylinder is hinged on the said jib; Wherein, Said fixed sturcture is the fixed sturcture of above-mentioned lifting piston cylinder, and the retainer of this fixed sturcture is arranged on the said jib, and the fastener of said fixed sturcture is fixed on the end of the piston rod of said piston cylinder.
Pass through technique scheme; Said fixed sturcture comprises retainer and fastener; When needs to the lifting piston cylinder fixedly the time; The operating personnel can make piston rod enter in the said maintenance space through said opening under the state that piston rod stretches out and piston rod is shunk, in fastener extend into said maintenance space and remain in wherein.On the one hand, keep in the space because the fastener on the piston rod is maintained at, even therefore jib turns forward, piston rod can not be in vertical hang yet, therefore can not bump with objects in front or interfere.On the other hand; Owing in the fixation procedure of piston cylinder, only need control the action of jib and piston cylinder; And do not need the staff directly the piston cylinder of heaviness to be operated in the high-altitude; Therefore the piston cylinder that newly provides of this practicality is easy to use, can avoid troublesome operation and potential aloft work in the artificial bolt axle fixed form dangerous.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification sheets, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the fixed sturcture of lifting piston cylinder of the prior art; Wherein Fig. 1 (a) is in the scheme drawing of free hang for the expression piston cylinder; Fig. 1 (b) directly is placed on the scheme drawing on the jib for expression with piston cylinder, and Fig. 1 (c) is fixed on scheme drawing jib on through fixed sturcture with piston cylinder for expression.
Fig. 2 is the scheme drawing of the fixed sturcture of the lifting piston cylinder that the utility model provided.
Fig. 3 is the enlarged drawing at 3 places of the fixed sturcture of lifting piston cylinder shown in Figure 2, and at this moment, the lifting piston cylinder is in only state of card, and promptly fastener is fastened in the space between the retainer.
Fig. 4 is in the scheme drawing that non-card ends state for the fixed sturcture of this practical lifting piston cylinder, and at this moment, fastener reaches outside the retainer.
Fig. 5 is that the G of fixed sturcture of lifting piston cylinder shown in Figure 4 is to view.
Description of reference numerals
1 jib, 2 lifting piston cylinders
3 fixed sturctures, 4 suspenders
21 cylinder bottoms, 22 piston rods
31 retainers, 32 fasteners
311 maintenance spaces, 312 openings
321 hinge holes, 322 mounting holes
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
As shown in Figures 2 and 3; The utility model provides a kind of fixed sturcture that lifts piston cylinder; This fixed sturcture comprises: retainer 31; This retainer 31 is arranged on the jib of construction machinery and equipment, forms maintenance space 311 between said retainer 31 and the opening 312 that is positioned at these maintenance space 311 upsides; With fastener 32, the end that this fastener 32 is fixed on the piston rod of piston cylinder also can be fastened in the said maintenance space 311; Wherein, the minimum width of said opening 312 is not less than the diameter of said piston rod.Said retainer 31 is preferably crooked in opposite directions to form said maintenance space 311.
Pass through technique scheme; Said fixed sturcture comprises retainer 31 and fastener 32; When needs to the lifting piston cylinder fixedly the time; The operating personnel can make piston rod enter in the said maintenance space 311 through said opening 312 under the state that piston rod stretches out and piston rod is shunk, and extend into said maintenance space 311 until fastener 32.At this moment, fastener 32 promptly be held frame 31 crooked in opposite directions partial fixing in said retainer 31.On the one hand and since jib forward during tilt the fastener 32 of piston cylinder also can be held the crooked in opposite directions partial fixing of frame 31, and can not be in vertical hang, therefore can not bump with objects in front or interfere.On the other hand; Owing in the fixation procedure of piston cylinder, only need control the action of jib and piston cylinder; And do not need the staff directly the piston cylinder of heaviness to be operated in the high-altitude; Therefore the piston cylinder that newly provides of this practicality is easy to use, can avoid troublesome operation and potential aloft work in the artificial bolt axle fixed form dangerous.
To shown in Figure 5, in the utility model, preferably, retainer 31 is obliquely installed with respect to the axis direction of said piston rod like Fig. 3, promptly is similar to be " eight " font shown in the figure.In other words, the maintenance space 311 of formation from a side to the descending gradual change of opposite side between the holding element 31.Like this, just can prevent to cause fastener 32 to break away from fastener 32, thereby fastener 32 is securely fixed in the maintenance space 311 between the retainer 31 from the outlet that keeps space 311 towards piston cylinder 2 one sides because of the excessive contraction of piston rod.
And in the utility model, preferably, the number of retainer 31 is two, and two retainers 31 distribute about the axis direction mirror image of piston rod.Like this, on the one hand can so that the manufacturing of maintaining part 31 and assembling on the other hand,, can bring convenience for the processing of maintaining part 31 because the fastener 32 that cooperates with this maintaining part 31 also can form axisymmetric shape.
In addition, preferably, fastener 32 has hinge hole 321 and is hinged on the end of piston rod through this hinge hole 321.Such structure can fastener 32 rotates with respect to piston rod, is convenient to piston cylinder is operated.Certainly, fastener 32 also can be fixed on the piston rod through other modes (as welding), if can fastener 32 and piston rod between connection.
In addition, preferably, fastener 32 is provided with the mounting hole 322 that is used to install suspender.Like this, just can through mounting hole 322 suspender be installed on the fastener 32 as required, be convenient to lift the piston cylinder hoisting heavy or carry out loading and unloading certainly.
In addition, preferably, fastener 32 is provided with suspender 4, and this suspender 4 is arranged on the said fastener 32 through said mounting hole 322.Like this, just can use this to be installed in and lift suspender 4 hoisting heavies on the piston cylinder or carry out loading and unloading certainly, and not need to install suspender temporarily.Said suspender 4 can be various forms of suspenders, like suspension hook, steel rope, iron chains or the combination between them etc., as long as can accomplish basic hoisting function.Certainly, suspender 4 also can be installed on the fastener 32 through other connection modes (like welding), and fastener 32 itself also can form the shape of suspender.
In addition, as previously mentioned, fastener 32 is formed axisymmetric structure, thereby is convenient to the processing and manufacturing of fastener 32.Fastener 32 with said structure can have multiple shape, like the opposite side shape (like isosceles trapezoid, equicrural triangle) of circle, semicircle, ellipse, half elliptic, symmetry etc., as long as can realize its basic function.In the utility model; Consider the structural strength and the actual needs of the each several part of fastener 32, can fastener 32 be formed isosceles trapezoid, at this moment; Hinge hole 321 is arranged on the trapezoidal last bottom side of these isosceles, and mounting hole 322 then is arranged on the trapezoidal following bottom side of these isosceles.
And the number that is arranged on the mounting hole 322 of bottom side under the said isosceles trapezoid side also should be confirmed according to actual needs, for example, can a mounting hole 322 be set respectively at two bottom corner portions of said isosceles trapezoid.Certainly, the number of mounting hole 322 and set-up mode are not limited to above description, and its concrete form should be confirmed according to concrete needs.
Except that the fixed sturcture of above-mentioned lifting piston cylinder; The utility model also provides a kind of construction machinery and equipment; This project machinery comprises the fixed sturcture 3 of jib 1, lifting piston cylinder 2 and lifting piston cylinder; The cylinder bottom 21 of said lifting piston cylinder 2 is hinged on the said jib 1, and wherein, said fixed sturcture 3 is the fixed sturcture of the lifting piston cylinder described in the preceding text; And the retainer 31 of this fixed sturcture 3 is arranged on the said jib 1, and the fastener 32 of said fixed sturcture 3 is fixed on the end of the piston rod 22 of said piston cylinder 2.
Pass through technique scheme; Said fixed sturcture comprises retainer 31 and fastener 32; When needs to the lifting piston cylinder fixedly the time; The operating personnel can make piston rod enter in the said maintenance space 311 through said opening 312 under the state that piston rod stretches out and piston rod is shunk, and extend into said maintenance space 311 until fastener 32.At this moment, fastener 32 promptly be held frame 31 crooked in opposite directions partial fixing in said retainer 31.On the one hand and since jib forward during tilt the fastener 32 of piston cylinder also can be held the crooked in opposite directions partial fixing of frame 31, and can not be in vertical hang, therefore can not bump with objects in front or interfere.On the other hand; Owing in the fixation procedure of piston cylinder, only need control the action of jib and piston cylinder; And do not need the staff directly the piston cylinder of heaviness to be operated in the high-altitude; Therefore the construction machinery and equipment that newly provides of this practicality is easy to use, can avoid troublesome operation and potential aloft work in the artificial bolt axle fixed form dangerous.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.In addition, each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible array modes.
Claims (11)
1. a fixed sturcture that lifts piston cylinder is characterized in that, said fixed sturcture comprises:
Retainer (31), this retainer (31) is arranged on the jib of construction machinery and equipment, forms the opening (312) that is positioned at the maintenance space (311) between the said retainer (31) and is positioned at this maintenance space (311) upside; With
The end that fastener (32), this fastener (32) are fixed on the piston rod of piston cylinder also can be fastened in the said maintenance space (311);
Wherein, the minimum width of said opening (312) is not less than the diameter of said piston rod.
2. the fixed sturcture of lifting piston cylinder according to claim 1 is characterized in that, said retainer (31) is crooked in opposite directions to form said maintenance space (311).
3. the fixed sturcture of lifting piston cylinder according to claim 1 is characterized in that, said retainer (31) is obliquely installed with respect to the axis direction of said piston rod.
4. the fixed sturcture of lifting piston cylinder according to claim 3 is characterized in that, the number of said retainer (31) is two, and two said retainers (31) are about the axis direction mirror image distribution of said piston rod.
5. according to the fixed sturcture of any described lifting piston cylinder among the claim 1-4, it is characterized in that said fastener (32) has hinge hole (321) also is hinged on said piston rod through this hinge hole (321) end.
6. the fixed sturcture of lifting piston cylinder according to claim 5 is characterized in that, said fastener (32) is provided with the mounting hole (322) that is used to install suspender.
7. the fixed sturcture of lifting piston cylinder according to claim 6 is characterized in that, said fastener (32) is provided with suspender (4), and this suspender (4) is arranged on the said fastener (32) through said mounting hole (322).
8. the fixed sturcture of lifting piston cylinder according to claim 7 is characterized in that, said suspender (4) is suspension hook, iron chains, steel rope or the combination between them.
9. the fixed sturcture of lifting piston cylinder according to claim 6; It is characterized in that; Said fastener (32) forms isosceles-trapezium-shaped, and said hinge hole (321) is arranged on the last bottom side of said isosceles trapezoid, and said mounting hole (322) is arranged on the following bottom side of said isosceles trapezoid.
10. the fixed sturcture of lifting piston cylinder according to claim 9 is characterized in that, said mounting hole (322) has two, and two said mounting holes (322) are arranged on the bottom corner portion of said isosceles trapezoid.
11. construction machinery and equipment; The fixed sturcture (3) that comprises jib (1), lifting piston cylinder (2) and lifting piston cylinder; The cylinder bottom (21) of said lifting piston cylinder (2) is hinged on the said jib (1); It is characterized in that; Said fixed sturcture (3) is the fixed sturcture of any described lifting piston cylinder in the claim 1 to 10, and the retainer (31) of this fixed sturcture (3) is arranged on the said jib (1), and the fastener (32) of said fixed sturcture (3) is fixed on the end of the piston rod (22) of said piston cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203610330U CN202245829U (en) | 2011-09-23 | 2011-09-23 | Fixed knot who hoists piston cylinder constructs and engineering machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203610330U CN202245829U (en) | 2011-09-23 | 2011-09-23 | Fixed knot who hoists piston cylinder constructs and engineering machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202245829U true CN202245829U (en) | 2012-05-30 |
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ID=46107102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203610330U Expired - Lifetime CN202245829U (en) | 2011-09-23 | 2011-09-23 | Fixed knot who hoists piston cylinder constructs and engineering machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202245829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197765A (en) * | 2015-10-13 | 2015-12-30 | 中船动力有限公司 | Tooling and method for slantly lifting piston assembly |
-
2011
- 2011-09-23 CN CN2011203610330U patent/CN202245829U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105197765A (en) * | 2015-10-13 | 2015-12-30 | 中船动力有限公司 | Tooling and method for slantly lifting piston assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan ZOOMLION Crawler Crane Co.,Ltd. Assignor: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Contract record no.: 2013990000373 Denomination of utility model: Fixing structure for lifting piston cylinder and engineering machine Granted publication date: 20120530 License type: Exclusive License Record date: 20130703 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120530 |