CN207811136U - Dependent legs and engineering machinery - Google Patents
Dependent legs and engineering machinery Download PDFInfo
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- CN207811136U CN207811136U CN201721116402.3U CN201721116402U CN207811136U CN 207811136 U CN207811136 U CN 207811136U CN 201721116402 U CN201721116402 U CN 201721116402U CN 207811136 U CN207811136 U CN 207811136U
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- support leg
- support
- engineering machinery
- dependent legs
- oil cylinder
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Abstract
This disclosure relates to a kind of dependent legs and engineering machinery, the dependent legs include support leg beam (1) and the support cylinder (2) that is installed on the support leg beam (1), mounting structure (11) for being releasably attached on the support leg mechanism (3) of engineering machinery is set on the support leg beam (1), and the mounting structure (11) and the support cylinder (2) are arranged along the extending direction interval of the support leg beam (1).When in use, dependent legs can be mounted on the support leg mechanism of engineering machinery, the performances such as support span to extend support leg mechanism promote the stability of support leg mechanism so that the performance of engineering machinery, such as the lifting capacity of autocrane are protected.
Description
Technical field
This disclosure relates to the supporting leg field of engineering machinery, and in particular, to a kind of dependent legs and use the dependent legs
Engineering machinery.
Background technology
In engineering machinery field, support leg mechanism is widely used.For example, usually used in the autocrane of medium and small tonnage
Support leg mechanism is supported the crane in wherein lifting process.Wherein, the lifting scale of crane is according to main knot
The bearing capacity and whole vehicle stability of structure (arm support, turntable and vehicle frame) and mechanism (jib lubbing mechanism, swing mechanism etc.) constrain item
What part developed, so the lift heavy amount in lifting scale is broken generally into the lifting capacity determined by structural strength and is stablized by vehicle
Decision lifting capacity.
For the lifting capacity determined by whole vehicle stability, mainly since the width for being limited to vehicle limits so that lifting
The support leg mechanism maximum transversal span of machine is limited, and when crane is when laterally hanging load, whole vehicle stability not enough leads to lateral rise
Weight is smaller.
Utility model content
Purpose of this disclosure is to provide a kind of dependent legs, which can promote the stability of support leg mechanism.
To achieve the goals above, the disclosure provides a kind of dependent legs, and the dependent legs include support leg beam and installation
The support leg mechanism for being releasably attached to engineering machinery is arranged on the support leg beam for support cylinder onto the support leg beam
Mounting structure, the mounting structure and the support cylinder are arranged along the extending direction interval of the support leg beam.
Optionally, the support cylinder and the mounting structure are located at the both ends of the support leg beam.
Optionally, the support leg beam is box-structure, and the support cylinder is arranged mutual vertically with the support leg beam.
Optionally, the mounting structure includes the connecting plate being mounted on the support leg beam, is formed on the connecting plate
It is installed to the fastener hole on the support leg mechanism by the first fastener.
Optionally, the mounting structure further includes the second fastener, and two connecting plates pass through multiple described respectively
Two fasteners are fixedly mounted on the opposite sides face of the support leg beam and are mutually parallel
Optionally, the mounting structure further includes articulated shaft, two connecting plates by the articulated shaft rotationally
It on the opposite sides face of the support leg beam and is mutually parallel, the articulated shaft is perpendicular to described two connecting plates.
Optionally, the articulated shaft vertically extends.
Optionally, coaxial oil cylinder via is respectively formed on two connecting plates, multiple fastener holes surround institute
State the setting of oil cylinder via.
The disclosure also provides a kind of engineering machinery, including support leg mechanism, and the support leg mechanism has support oil cylinder, further includes
The dependent legs that the disclosure provides, the engineering machinery has normal operation position and expands operating position, in the normal work
Make position, the engineering machinery is supported by the support oil cylinder, and in the expansion operating position, the dependent legs are installed to institute
It states on support leg mechanism, the engineering machinery is supported jointly by the support oil cylinder and the support cylinder.
Optionally, the support oil cylinder is mounted on the minor details supporting leg of the support leg mechanism, in the expansion operating position,
The dependent legs are mounted on the minor details supporting leg.
Through the above technical solutions, when in use, dependent legs can be mounted on the support leg mechanism of engineering machinery, from
And the performances such as the support span of support leg mechanism are extended, promote the stability of support leg mechanism so that the performance of engineering machinery is protected
Barrier.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the structural representation that the dependent legs that a kind of illustrative embodiments of the disclosure provide are connected on support leg mechanism
Figure.
Fig. 2 is the amplification signal that the dependent legs that a kind of illustrative embodiments of the disclosure provide are connected on support leg mechanism
Figure；
Fig. 3 is the amplification signal that the dependent legs that disclosure another exemplary embodiment provides are connected on support leg mechanism
Figure.
Specific implementation mode
The specific implementation mode of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used is as " upper and lower " typically in the disclosure
It is defined in the case of the dependent legs normal work of offer, specifically can refer to Fig. 1 to page shown in Fig. 3, and " interior,
Refer to the inner and outer of corresponding component profile outside ".
As shown in Figure 1 to Figure 3, the disclosure provides a kind of dependent legs, which includes support leg beam 1 and be installed to this
The support leg mechanism 3 for being releasably attached to engineering machinery is arranged in support cylinder 2 on support leg beam 1 wherein on support leg beam 1
Mounting structure 11, and the mounting structure 11 and support cylinder 2 are arranged along the extending direction interval of support leg beam 1.In this way, when needing
When wanting, dependent legs can be installed on support leg mechanism 3 by mounting structure 11, as shown in Figure 1, at this time in the embodiment
In, the horizontal span of support leg mechanism 3 can be extended, and in other embodiments, by the way that dependent legs are installed to support leg mechanism 3
Different location on, the stability on the different directions of support leg mechanism 3 can be promoted, and then ensure the performance of engineering machinery, example
Such as the lifting capacity of crane.And when not needed, then the dependent legs can be dismantled, pass through the original supporting leg machine of engineering machinery
Structure 3 works normally.
Therefore, the disclosure also provides a kind of engineering machinery, which includes support leg mechanism 3, and support leg mechanism 3 has branch
Leg oil cylinder 31, you can be supported to engineering machinery by the support oil cylinder 31.Wherein, engineering machinery has normal work position
Operating position is set and expands, in normal operation position, engineering machinery is supported by support oil cylinder 31, is expanding operating position, attached
Supporting leg is installed on support leg mechanism 3, and engineering machinery is supported jointly by support oil cylinder 31 and support cylinder 2, to promote engineering machine
The performance of tool.In various embodiments, engineering machinery can be that autocrane or pump truck etc. need support leg mechanism
Equipment.
In the present embodiment, it as shown in Figure 1, support oil cylinder 31 is mounted on the minor details supporting leg 32 of support leg mechanism 3, is opening up
Operating position is opened up, dependent legs are mounted on minor details supporting leg 32.It is attached to be installed in other possible embodiments
On other section supporting legs, to promote the job stability of engineering machinery from different aspect.
As shown in Figures 2 and 3, the support cylinder 2 and mounting structure of the dependent legs in present embodiment are located at branch
The both ends of leg beam 1, to promote support span to the greatest extent.In addition, support leg beam 1 can be designed as box-structure, intensity is high
And can be corresponding with the relatively conventional box-structure of support leg mechanism 3, and support cylinder 2 is set mutual vertically with support leg beam 1
It sets, in the present embodiment, 1 horizontal extension of support leg beam, support cylinder 2 then vertically extends.In other possible implementations
In mode, support oil cylinder 2 is different according to the matrix location to be supported, such as wall, can extend along other directions, this is same suitable
For the disclosure.
For the ease of installation, in the present embodiment, as shown in Figures 2 and 3, mounting structure 11 includes being mounted on support leg beam
Connecting plate 111 on 1 is formed through the first fastener 112 on connecting plate, such as bolt is installed to the fastening on support leg mechanism
Hole 113, to be installed to the different location of support leg mechanism 3 for greater flexibility by connecting plate 111.In other possible embodiments
In, fastener hole can also be only set on the web of support leg beam 1, and omit connecting plate 111.
As a kind of embodiment, as shown in Fig. 2, mounting structure 11 further includes the second fastener 114, such as axis pin, and
Two connecting plates 111 of design are fixedly mounted on by multiple second fasteners 114 on the opposite sides face of support leg beam 1 respectively, and
And two connecting plates 111 are mutually parallel, the effective connection leg beam 1 of clamp structure and supporting leg machine of formation can be passed through in this way
The minor details supporting leg 32 of structure 3, wherein in order to avoid the support oil cylinder 31 on minor details supporting leg 32, it can be by two pieces of connecting plates 111 along perpendicular
On two vertical sides of histogram to being placed on box support leg beam 1.Wherein the first fastener 112 and the second fastener 114
Quantity and arrangement mode can be depending on actual conditions, and corresponding such deformation disclosure is not restricted.In this embodiment, lead to
Installation dependent legs are crossed, the length of support leg mechanism 3 can be effectively lengthened, since support leg beam 1 is conllinear with minor details supporting leg, can be increased
The lateral span of support leg mechanism 3, promotes the stability of engineering machinery.Especially hung when the arm support of autocrane is amesiality
When pretending industry, dependent legs can be installed only on the minor details supporting leg 32 of this side.
As another embodiment, as shown in figure 3, mounting structure 11 further includes articulated shaft 115, two connecting plates 111 are logical
It crosses articulated shaft 115 to be installed in rotation on the opposite sides face of support leg beam 1, and two connecting plates 111 is mutually parallel,
Articulated shaft 115 is perpendicular to two connecting plates 111.In this way, unlike the embodiment in Fig. 2, the present embodiment can also be adjusted
The angle of support leg beam 1 and minor details supporting leg 32, so as to correspond to the demand of stable support of the arm in different direction operation, such as
By being transferred back to support leg beam 1 in Fig. 3, arm support can be made up in rear operation, the problem of longitudinal span deficiency.It is therein hinged
Axis 115 vertically extends, so that support leg beam 1 can adjust the angle with minor details supporting leg 32 in the horizontal plane.At other
In possible embodiment, articulated shaft 115 can be on vertical plane and last so as to adjust support leg beam 1 with horizontally extending
The angle for saving supporting leg 32, can support on the matrixes such as wall.
In the embodiment described in figure 3, since the plate face of two connecting plates 111 is horizontally extending, in order to avoid end
The support oil cylinder 31 on supporting leg 32 is saved, is respectively formed with coaxial oil cylinder via 116 on two connecting plates 111, and multiple fastenings
Hole 113 can then surround oil cylinder via 116 and be arranged, to which steadily connecting plate 111 is connected on minor details supporting leg 32.
In addition in each embodiment of the disclosure, the oil pressure source of support cylinder 2 can be a variety of, can be individually for it
Pumping plant and control valve are configured, the hydraulic system of support leg mechanism 3 can also be used.The oil pipe of support cylinder 2 can have fast at this time
Quick coupling is plugged on the reserved nozzle of the hydraulic system of support leg mechanism 3 by quick coupling when needed.Such as so that its
It is in parallel with support oil cylinder 31, in this way can be when operating support oil cylinder 31, it both can be simultaneously so that 2 synchronization action of support cylinder.
For the various control modes of support cylinder 2, the disclosure is not limited herein.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (8)
1. a kind of dependent legs, which is characterized in that the dependent legs include support leg beam (1) and are installed on the support leg beam (1)
Support cylinder (2), be arranged for being releasably attached on the support leg mechanism (3) of engineering machinery on the support leg beam (1)
Mounting structure (11), the mounting structure (11) and the support cylinder (2) are set along the extending direction interval of the support leg beam (1)
It sets, the mounting structure (11) includes the connecting plate (111) being mounted on the support leg beam (1), is formed on the connecting plate
It is installed to the fastener hole (113) on the support leg mechanism by the first fastener (112), the mounting structure (11) further includes hinge
Spindle (115), two connecting plates (111) are installed in rotation on the support leg beam (1) by the articulated shaft (115)
It on opposite sides face and is mutually parallel, the articulated shaft (115) is perpendicular to described two connecting plates (111).
2. dependent legs according to claim 1, which is characterized in that the support cylinder (2) and the mounting structure point
Not Wei Yu the support leg beam (1) both ends.
3. dependent legs according to claim 1, which is characterized in that the support leg beam (1) is box-structure, the support
Oil cylinder (2) is arranged mutual vertically with the support leg beam (1).
4. dependent legs according to claim 1, which is characterized in that the mounting structure (11) further includes the second fastener
(114), two connecting plates (111) are fixedly mounted on the support leg beam by multiple second fasteners (114) respectively
(1) it on opposite sides face and is mutually parallel.
5. dependent legs according to claim 1, which is characterized in that the articulated shaft (115) vertically extends.
6. dependent legs according to claim 5, which is characterized in that be respectively formed on two connecting plates (111)
Coaxial oil cylinder via (116), multiple fastener holes (113) are arranged around the oil cylinder via (116).
7. a kind of engineering machinery, including support leg mechanism (3), the support leg mechanism (3) has support oil cylinder (31), and feature exists
In further including the dependent legs according to any one of claim 1-6, the engineering machinery has normal operation position
With expansion operating position, in the normal operation position, the engineering machinery is supported by the support oil cylinder (31), is opened up described
Operating position is opened up, the dependent legs are installed on the support leg mechanism (3), and the engineering machinery is by the support oil cylinder (31)
It is supported jointly with the support cylinder (2).
8. engineering machinery according to claim 7, which is characterized in that the support oil cylinder (31) is mounted on the supporting leg machine
On the minor details supporting leg (32) of structure (3), in the expansion operating position, the dependent legs are mounted on the minor details supporting leg (32)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721116402.3U CN207811136U (en) | 2017-09-01 | 2017-09-01 | Dependent legs and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721116402.3U CN207811136U (en) | 2017-09-01 | 2017-09-01 | Dependent legs and engineering machinery |
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| Publication Number | Publication Date |
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| CN207811136U true CN207811136U (en) | 2018-09-04 |
Family
ID=63337170
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721116402.3U Active CN207811136U (en) | 2017-09-01 | 2017-09-01 | Dependent legs and engineering machinery |
Country Status (1)
| Country | Link |
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| CN (1) | CN207811136U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052199A (en) * | 2018-09-30 | 2018-12-21 | 三汽车制造有限公司 | Leg assembly and mechanical equipment |
| CN109533025A (en) * | 2018-11-27 | 2019-03-29 | 徐工集团工程机械有限公司 | A kind of unit frame and fire fighting truck |
-
2017
- 2017-09-01 CN CN201721116402.3U patent/CN207811136U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109052199A (en) * | 2018-09-30 | 2018-12-21 | 三汽车制造有限公司 | Leg assembly and mechanical equipment |
| CN109052199B (en) * | 2018-09-30 | 2024-01-19 | 三一汽车制造有限公司 | Leg assembly and mechanical equipment |
| CN109533025A (en) * | 2018-11-27 | 2019-03-29 | 徐工集团工程机械有限公司 | A kind of unit frame and fire fighting truck |
| CN109533025B (en) * | 2018-11-27 | 2024-02-02 | 江苏徐工工程机械研究院有限公司 | Integral frame and fire engine |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 102206 Beijing Changping District Shahe town Shayang Road, Niu Niu Wan Village North Patentee after: Beiqi Futian Automobile Co., Ltd. Address before: 102206, Beijing, Shahe Town, Changping District Road, sand Yang Patentee before: Beiqi Futian Automobile Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200927 Address after: No.202 Xuanfu street, Xuanhua District, Zhangjiakou, Hebei Province Patentee after: Hebei Leisa Heavy Construction Machinery Co., Ltd Address before: 102206, Beijing, Shahe, Changping District Town, Sha Yang Road, Lao Wan Village North Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |