CN106115507A - Body frame structure for automotive and crane - Google Patents
Body frame structure for automotive and crane Download PDFInfo
- Publication number
- CN106115507A CN106115507A CN201610794346.2A CN201610794346A CN106115507A CN 106115507 A CN106115507 A CN 106115507A CN 201610794346 A CN201610794346 A CN 201610794346A CN 106115507 A CN106115507 A CN 106115507A
- Authority
- CN
- China
- Prior art keywords
- frame
- section
- main body
- vehicle frame
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
- B66C23/78—Supports, e.g. outriggers, for mobile cranes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of body frame structure for automotive and crane, relate to engineering machinery field, in order to increase the cardinal distance of complete machine on the premise of meeting driving requirements.This body frame structure for automotive includes the first frame section, main body of vehicle frame and the second frame section, first frame section and the second frame section lay respectively at the two ends of main body of vehicle frame, first frame section and the second frame section at least one as telescoping section, telescoping section is scalable with main body of vehicle frame to be connected.Technique scheme, is connected scalable with main body of vehicle frame to the first frame section and/or the second frame section, and in the process of moving, telescoping section is in retracted state, it is possible to meet driving requirements；When needs hoisting operation, telescoping section is stretched out, and increases the cardinal distance of complete machine, expands job area, fully improves complete machine lift heavy transaction capabilities.
Description
Technical field
The present invention relates to engineering machinery field, is specifically related to a kind of body frame structure for automotive and crane.
Background technology
Rough terrain wheeled crane is that a kind of supporting leg support lift heavy that both can carry out also can carry out tire lift heavy and lift heavy traveling
Crane, its cross-country ability is high, maneuverability, therefore by extensively in oil field, warehouse, goods yard, Lin Kuang, harbour, the field such as Logistic Base
Institute.Rough terrain wheeled crane has two kinds of operation forms: supporting leg supports lift heavy and Tire support lift heavy.When supporting leg supports lift heavy,
Movable supporting legs stretches out from front section of vehicle frame and vehicle frame back segment, supports ground, is propped by whole crane.During Tire support lift heavy,
Vehicle relies on Tire support and can travel by lift heavy.
Inventor finds, at least there is following problems: the vehicle frame of rough terrain wheeled crane is by car at present in prior art
Frame leading portion, vehicle frame back segment are welded with main body of vehicle frame respectively, no matter Tire support lift heavy state or supporting leg supports lift heavy shape
Under state, vehicle frame front and rear sections uses Welding Structure, although meet driving requirements, but during operation, complete machine cardinal distance cannot increase, it is impossible to fill
Lift heavy transaction capabilities is waved in distribution.
Summary of the invention
One of them purpose of the present invention is to propose a kind of body frame structure for automotive and crane, in order to before meeting driving requirements
Put the cardinal distance increasing complete machine.
For achieving the above object, the invention provides techniques below scheme:
The invention provides a kind of body frame structure for automotive, including the first frame section, main body of vehicle frame and the second frame section, described the
One frame section and described second frame section lay respectively at the two ends of described main body of vehicle frame, described first frame section and described second car
Frame section at least one as telescoping section, described telescoping section is scalable with described main body of vehicle frame to be connected.
In an alternate embodiment of the invention, body frame structure for automotive also includes driving structure, and described driving structure is used for driving described can stretch
Stretch relative to described main body of vehicle frame in contracting portion.
In an alternate embodiment of the invention, described driving structure includes oil cylinder, and one end of described oil cylinder is with described telescoping section even
Connecing, the other end of described oil cylinder is connected with described main body of vehicle frame.
In an alternate embodiment of the invention, body frame structure for automotive also includes that anti-wear structure, described anti-wear structure can be stretched described in being located at
Contracting portion and the scalable junction of described main body of vehicle frame.
In an alternate embodiment of the invention, described anti-wear structure includes that slide block, described slide block are located at described telescoping section and institute
Stating in the gap between main body of vehicle frame, described slide block is fixedly linked with described telescoping section or described main body of vehicle frame, and described
One gap is positioned at above described second gap.
In an alternate embodiment of the invention, to include that the first slide block and the second slide block, described first slide block are positioned at described for described slide block
In the first gap between telescoping section and described main body of vehicle frame, described first slide block is fixedly linked with described main body of vehicle frame, institute
State in second slide block the second gap between described telescoping section and described main body of vehicle frame, described second slide block with described can
Pars contractilis is fixedly linked.
In an alternate embodiment of the invention, described first slide block is longer than described second slide block.
In an alternate embodiment of the invention, described first slide block includes friction part and stop part, and both are fixedly linked, described stop
Portion is positioned at the outside of described main body of vehicle frame.
In an alternate embodiment of the invention, described first frame section is as described telescoping section, and described second frame section is with described
Main body of vehicle frame is fixedly linked；
Or, described second frame section is fixed with described main body of vehicle frame as described telescoping section, described first frame section
It is connected；
Or, described second frame section, described first frame section are all scalable with described main body of vehicle frame to be connected.
The embodiment of the present invention also provides for a kind of crane, the body frame structure for automotive provided including the arbitrary technical scheme of the present invention.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
Technique scheme, is connected scalable with main body of vehicle frame to the first frame section and/or the second frame section, is running over
Cheng Zhong, telescoping section is in retracted state, it is possible to meet driving requirements；When needs hoisting operation, telescoping section is stretched out, and increases
The cardinal distance of complete machine, expands job area, fully improves complete machine lift heavy transaction capabilities.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
The decomposing schematic representation of the body frame structure for automotive that Fig. 1 provides for the embodiment of the present invention one；
Fig. 2 is in the schematic perspective view of transport driving state for the body frame structure for automotive that the embodiment of the present invention one provides；
Fig. 3 is in the schematic perspective view of lift heavy duty for the body frame structure for automotive that the embodiment of the present invention one provides；
Fig. 4 is in the schematic front view of lift heavy duty for the body frame structure for automotive that the embodiment of the present invention one provides；
Fig. 5 is in the schematic top plan view of lift heavy duty for the body frame structure for automotive that the embodiment of the present invention one provides；
Body frame structure for automotive and movable supporting legs that Fig. 6 provides for the embodiment of the present invention one connect rear cycle frame structure and are in retracted state
Schematic perspective view；
Body frame structure for automotive and movable supporting legs that Fig. 7 provides for the embodiment of the present invention one connect rear cycle frame structure and are in retracted state
Cross-sectional schematic；
Body frame structure for automotive the first slide block structure schematic diagram that Fig. 8 provides for the embodiment of the present invention one；
Body frame structure for automotive the second slide block structure schematic diagram that Fig. 9 provides for the embodiment of the present invention one；
Body frame structure for automotive and movable supporting legs that Figure 10 provides for the embodiment of the present invention two connect rear cycle frame structure and are in retraction shape
State cross-sectional schematic.
Reference:
1, the second frame section；2, the first slide block；3, the second slide block；4, the first frame section；5, oil cylinder；6, bearing pin；7, axle bumper
Plate；8, bolt；9, packing ring；10, lubricating cup；11, main body of vehicle frame；12, movable supporting legs；13, friction part；14, stop part.
Detailed description of the invention
The technical scheme provided the present invention below in conjunction with Fig. 1～Figure 10 illustrates in more detail.
The present embodiment needs technical term or the explanation of nouns used.
Rough terrain wheeled crane: a kind of both can carry out that supporting leg supports that lift heavy also can carry out that tire lift heavy and lift heavy travel rise
Heavy-duty machine.
Rough terrain wheeled crane travels travel position: supporting leg is regained by crane, and transition is only moved in not lift heavy operation of getting on the bus
State.
Rough terrain wheeled crane lift heavy job state: be divided into supporting leg to support and Tire support works, lift heavy operation of getting on the bus
State.
Vehicle frame: the major bearing structures of crane descending, in order to place and to fix other parts.
Second frame section: shaped by sheet material welding, be connected with main body of vehicle frame, supports the box-structure of heavy work.
Main body of vehicle frame: shaped by sheet material welding, for connecting the first frame section and the box-structure of the second frame section.
First frame section: shaped by sheet material welding, be connected with main body of vehicle frame, supports the box-structure of heavy work.
Movable supporting legs: shaped by sheet material welding, can stretch back and forth, for supporting the box-structure of heavy-duty machine.
Cardinal distance: longitudinal direction of car supporting leg span.
Seeing Fig. 1, the embodiment of the present invention provides a kind of body frame structure for automotive, it is adaptable to crane, is particularly suited for large-tonnage more
Wild wheel-mounted crane.Body frame structure for automotive includes the first frame section 4, main body of vehicle frame 11 and the second frame section 1, the first frame section 4 He
Second frame section 1 lays respectively at the two ends of main body of vehicle frame 11, the specifically two ends of main body of vehicle frame 11 longitudinal direction.First frame section
4 and second frame section 1 at least one as telescoping section, telescoping section is scalable with main body of vehicle frame 11 to be connected.
Seeing Fig. 6, first frame section the 4, second frame section 1 all connects movable supporting legs 12.
In the present embodiment, using the first frame section 4 as telescoping section as a example by, the second frame section 1 is fixed with main body of vehicle frame 11
It is connected, is specifically as follows welding.
Above-mentioned body frame structure for automotive, can not affect the connected mode between each movable supporting legs and main body of vehicle frame, also can not change work
Dynamic leg structure.
The power that telescoping section is stretched may come from external impetus, or arranges driving structure inside body frame structure for automotive.
In the present embodiment as a example by using following manner.
Body frame structure for automotive also includes driving structure, drives structure to be used for driving telescoping section to stretch relative to main body of vehicle frame 11.
Driving structure such as to include oil cylinder 5, oil cylinder 5 stretches out, retraction can drive telescoping section to synchronize to stretch out, bounce back.Certainly,
Drive structure that motor and chain (or belt) can also be used to connect the mode combined to realize the stretching out of telescoping section, bounce back.
See Fig. 7, in the present embodiment, drive structure to include oil cylinder 5, one end of oil cylinder 5 and telescoping section, the i.e. first vehicle frame
Section 4 connects, and the other end of oil cylinder 5 is connected with main body of vehicle frame 11.The driving structure of this form, easy to operate, simple in construction is tight
Gather, will not excessively increase complete machine weight, beneficially complete machine and develop to lightweight.
Further, body frame structure for automotive also includes anti-wear structure, and anti-wear structure is located at telescoping section, the i.e. first frame section
4 with the scalable junction of main body of vehicle frame 11.
Seeing Fig. 1 and Fig. 7, under non-loaded state, between the first frame section 4 and main body of vehicle frame 11, essentially face contacts.
But after carrying, curved under the first frame section 4 meeting, main body of vehicle frame 11 can upwarp, meeting between the first frame section 4 and main body of vehicle frame 11
Become linear contact lay.After anti-wear structure is set, between the first frame section 4 and main body of vehicle frame 11, face can be kept to contact, reach to increase
Adding compression area, the power transmission reaching telescopic frame structure is uniform, reduces the effect that stress is concentrated.
Seeing Fig. 7, specifically, anti-wear structure includes that slide block, slide block are located at telescoping section (the i.e. first frame section 4) and car
In gap between frame body 11, slide block is fixedly linked with telescoping section or main body of vehicle frame 11.Slide block can use wear-resistant material.
Seeing Fig. 7, further, slide block includes the first slide block 2 and the second slide block 3, the first slide block 2 be positioned at telescoping section with
In the first gap between main body of vehicle frame 11, the first slide block 2 is fixedly linked with main body of vehicle frame 11.Second slide block 3 is positioned at scalable
In the second gap between portion and main body of vehicle frame 11, the second slide block 3 is fixedly linked with telescoping section.First gap, the second gap
Being comparatively speaking, the first gap is positioned at above the second gap, herein upper and lower wait the noun of locality with crane upper and lower for join
According to.
So stretch out in telescoping section, in retraction process, the first slide block 2 keeps face to contact with the first frame section 4, and second is sliding
Block 3 is always face with main body of vehicle frame 11 and contacts, and reduces stress concentration phenomenon.
Owing to main body of vehicle frame 11 carries bigger, therefore the first slide block 2 is long than the second slide block 3.
Seeing Fig. 8, the first slide block 2 includes friction part 13 and stop part 14, and both are fixedly linked, and stop part 14 is positioned at vehicle frame
The outside of main body 11.Stop part 14 plays position-limiting action so that install the most convenient accurately.
If it is understood that the second frame section 1 is also based on same principle as telescoping section, technique scheme
Can analogize and to obtain, repeat no more herein.In the case, the first frame section 4 is fixedly linked with main body of vehicle frame 11, the most also
It can be welding.
It is described in detail the most again.
Telescopic frame structure is as shown in Figure 1.Second frame section 1 and the first frame section 4 are independent box structure, and employing is stretched
Contracting mechanism drives and controls, and lap-joint passes through slide block power transmission, and each slide block concrete structure is as shown in Figure 8 and Figure 9.Vehicle frame during transport driving
Retracting, reduce complete machine longitudinal size, vehicle frame elongation during lift heavy operation, complete machine cardinal distance increases, and promotes transaction capabilities.
As can be known from Fig. 5 and Fig. 7, main body of vehicle frame the 11, first frame section 4 all arranges hinge hole, is used for installing oil cylinder
5, driven by oil cylinder 5 section before and after controlling vehicle frame to stretch, switch rough terrain wheeled crane duty.See Fig. 1, oil cylinder 5
One end is connected with the second frame section 1 by bearing pin 6, and axle bumper plate 7 plays positioning action, and bolt 8 is by axle bumper plate 7, packing ring 9 and bearing pin
6 fix.Lubricating cup 10 plays lubrication.
When complete machine is in lift heavy job state, the first frame section 4 is stretched out by oil cylinder 5 and puts in place, increases off-the-highway tire
Crane cardinal distance, improves lift heavy transaction capabilities.As shown in Figure 4, Figure 5.When first frame section 4 is in retracted state lift heavy operation such as
Shown in Fig. 6.Be can be seen that by force analysis during vehicle frame lift heavy simultaneously, relatively greatly and collect when stress at the second frame section 1 first slide block 2
In, the slide block of large contact area should be arranged, the first frame section 4 second slide block 3 stress is less, can arrange relatively small chi
Very little.Wherein the first slide block 2, the second slide block 3 version is respectively such as Fig. 8, shown in Fig. 9.In Fig. 7, support reaction F1 is the first slide block 2
Place the main body of vehicle frame 11 down force to the first frame section 4, support reaction F2 be at the second slide block 3 main body of vehicle frame 11 to the first car
The upwards active force of frame section 4.
Fig. 2, Fig. 3 are vehicle frame schematic diagram under rough terrain wheeled crane transport driving and lift heavy operation two states.Freight forwarder
When sailing, oil cylinder 5 is retracted, and drives the first frame section 4 to retract, and vehicle frame longitudinal size reduces, and meets every regulation political affairs of transport driving
Plan.During lift heavy operation, oil cylinder 5 extends.Driving the first frame section 4 to retract, vehicle frame longitudinal size increases, and car load cardinal distance increases, and hangs
Heavy work performance boost.
The body frame structure for automotive that technique scheme provides, can realize rough terrain wheeled crane transport condition and hoisting operation state
Dual operating mode, complete machine adaptability is good；Body frame structure for automotive can obtain less longitudinal size, the centre of gyration can be arranged in vehicle frame relatively
Front, thus the complete machine radius of gyration can be reduced, adapt to operation in narrow space operating mode.During transport driving, the first frame section 4 can be contracted
Return so that vehicle frame longitudinal size is less, meet related roads regulation and limit.Vehicle overall length reduces simultaneously, and transition is convenient.Lift heavy is made
During industry, by telescoping mechanism, the first frame section 4 is stretched out, thus complete machine cardinal distance is increased, promote car load lift heavy transaction capabilities.
Seeing Fig. 9, the embodiment of the present invention two has following different from the technical scheme of above-described embodiment, in the present embodiment,
First frame section 4 and the second frame section 1 are all telescoping section, all scalable with main body of vehicle frame 11 are connected.
In the case, between the first frame section 4 and main body of vehicle frame 11, between the second frame section 1 and main body of vehicle frame 11 all
Driving structure can be provided with, specifically, a driving structure can be set between the first frame section 4 and main body of vehicle frame 11 so that the
One frame section 4 can be scalable relative to main body of vehicle frame 11.Another is set between the second frame section 1 and main body of vehicle frame 11 and drives knot
Structure so that the second frame section 1 can be scalable relative to main body of vehicle frame 11.Two drive structure can use similar structure or divide
Do not use different structures.
Scalable junction between the first frame section 4 and main body of vehicle frame 11 can arrange anti-wear structure, at the second car
Scalable junction between frame section 1 and main body of vehicle frame 11 may also set up anti-wear structure.The concrete structure of anti-wear structure can
See above-described embodiment.
The embodiment of the present invention also provides for a kind of crane, the body frame structure for automotive provided including the arbitrary technical scheme of the present invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", "front", "rear",
The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relationship are for based on accompanying drawing institute
The orientation shown or position relationship, be only for ease of describing the present invention and simplifying the device describing rather than indicating or infer indication
Or element must have specific orientation, for specific azimuth configuration and operation, thus it is not intended that in protecting the present invention
The restriction held.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although
With reference to previous embodiment, the present invention is described in detail, it will be understood by those within the art that: it still may be used
So that the technical scheme described in foregoing embodiments to be modified, or wherein portion of techniques feature is carried out equivalent,
But these amendment or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a body frame structure for automotive, it is characterised in that include the first frame section (4), main body of vehicle frame (11) and the second frame section
(1), described first frame section (4) and described second frame section (1) lay respectively at the two ends of described main body of vehicle frame (11), and described
One frame section (4) and described second frame section (1) at least one as telescoping section, described telescoping section and described vehicle frame
Main body (11) scalable connection.
Body frame structure for automotive the most according to claim 1, it is characterised in that also including driving structure, described driving structure is used for
Described telescoping section is driven to stretch relative to described main body of vehicle frame (11).
Body frame structure for automotive the most according to claim 2, it is characterised in that described driving structure includes oil cylinder (5), described oil cylinder
(5) one end is connected with described telescoping section, and the other end of described oil cylinder (5) is connected with described main body of vehicle frame (11).
Body frame structure for automotive the most according to claim 1, it is characterised in that also include anti-wear structure, described anti-wear structure
It is located at the scalable junction of described telescoping section and described main body of vehicle frame (11).
Body frame structure for automotive the most according to claim 4, it is characterised in that described anti-wear structure includes slide block, described slide block
It is located in the gap between described telescoping section and described main body of vehicle frame (11), described slide block and described telescoping section or described
Main body of vehicle frame (11) is fixedly linked.
Body frame structure for automotive the most according to claim 5, it is characterised in that described slide block includes that the first slide block (2) and second is slided
Block (3)；Described first slide block (2) is positioned at the first gap between described telescoping section and described main body of vehicle frame (11), described
First slide block (2) is fixedly linked with described main body of vehicle frame (11)；Described second slide block (3) is positioned at described telescoping section and described car
In the second gap between frame body (11), described second slide block (3) is fixedly linked with described telescoping section；Described first gap
It is positioned at above described second gap.
Body frame structure for automotive the most according to claim 6, it is characterised in that described first slide block (2) is than described second slide block (3)
Long.
Body frame structure for automotive the most according to claim 6, it is characterised in that described first slide block (2) include friction part (13) and
Stop part (14), both are fixedly linked, and described stop part (14) is positioned at the outside of described main body of vehicle frame (11).
Body frame structure for automotive the most according to claim 1, it is characterised in that described first frame section (4) is as described scalable
Portion, described second frame section (1) is fixedly linked with described main body of vehicle frame (11)；
Or, described second frame section (1) is as described telescoping section, described first frame section (4) and described main body of vehicle frame
(11) it is fixedly linked；
Or, described second frame section (1), described first frame section (4) are all scalable with described main body of vehicle frame (11) to be connected.
10. a crane, it is characterised in that include the arbitrary described body frame structure for automotive of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794346.2A CN106115507A (en) | 2016-08-31 | 2016-08-31 | Body frame structure for automotive and crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610794346.2A CN106115507A (en) | 2016-08-31 | 2016-08-31 | Body frame structure for automotive and crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106115507A true CN106115507A (en) | 2016-11-16 |
Family
ID=57271403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610794346.2A Pending CN106115507A (en) | 2016-08-31 | 2016-08-31 | Body frame structure for automotive and crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106115507A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362194A (en) * | 2020-04-09 | 2020-07-03 | 陈辰 | Variable-pitch electric forklift |
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| US20080237175A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Extension assemblies and methods thereof |
| CN201907368U (en) * | 2010-11-26 | 2011-07-27 | 大连益利亚工程机械有限公司 | Flexible axle structure in dislocation arrangement |
| CN203333191U (en) * | 2013-05-31 | 2013-12-11 | 山东电力建设第二工程公司 | Large-chassis and two-way telescopic wheel type hoisting crane |
| CN104058340A (en) * | 2014-07-02 | 2014-09-24 | 徐工集团工程机械股份有限公司 | Offshore operation lifting device and offshore operation lifting equipment |
| CN205151595U (en) * | 2015-12-11 | 2016-04-13 | 河南九一重工有限公司 | Stretch out and draw back and attach frame |
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2016
- 2016-08-31 CN CN201610794346.2A patent/CN106115507A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080237175A1 (en) * | 2007-03-30 | 2008-10-02 | Remedial (Cyprus) Pcl | Extension assemblies and methods thereof |
| CN201907368U (en) * | 2010-11-26 | 2011-07-27 | 大连益利亚工程机械有限公司 | Flexible axle structure in dislocation arrangement |
| CN203333191U (en) * | 2013-05-31 | 2013-12-11 | 山东电力建设第二工程公司 | Large-chassis and two-way telescopic wheel type hoisting crane |
| CN104058340A (en) * | 2014-07-02 | 2014-09-24 | 徐工集团工程机械股份有限公司 | Offshore operation lifting device and offshore operation lifting equipment |
| CN205151595U (en) * | 2015-12-11 | 2016-04-13 | 河南九一重工有限公司 | Stretch out and draw back and attach frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362194A (en) * | 2020-04-09 | 2020-07-03 | 陈辰 | Variable-pitch electric forklift |
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Application publication date: 20161116 |
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| RJ01 | Rejection of invention patent application after publication |