CN108002254A - A kind of cross attachment device suitable for A arm framves - Google Patents
A kind of cross attachment device suitable for A arm framves Download PDFInfo
- Publication number
- CN108002254A CN108002254A CN201711392388.4A CN201711392388A CN108002254A CN 108002254 A CN108002254 A CN 108002254A CN 201711392388 A CN201711392388 A CN 201711392388A CN 108002254 A CN108002254 A CN 108002254A
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- China
- Prior art keywords
- bar
- link
- iii
- hole
- attachment device
- Prior art date
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- Pending
Links
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B66C23/62—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
- B66C23/64—Jibs
- B66C23/66—Outer or upper end constructions
-
- 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
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The present invention provides a kind of cross attachment device suitable for A arm framves, including 2 link I, 2 link II, 2 link III, one end that the link I includes two parallel bar I, the bar I sets the connecting hole that can be connected with A arm framves, and the other end sets pin hole；The link II includes two parallel bar II, and one end of bar II sets pin hole, and the other end opens up through hole；The link III includes two parallel bar III, and one end of bar III sets through hole, and the other end sets the connecting hole that can be connected with A arm framves；The pin hole of the link I and the link II are hinged by axis pin；A telescopic joint is connected between the bar II and bar III, some through holes are set on the telescopic joint, are connected with bar II with the through hole of bar III by axis pin.The beneficial effects of the invention are as follows：Both sides arm support is connected into an entirety, realizes its maximum performance advantage.
Description
Technical field
The present invention relates to crane field, and in particular to a kind of cross attachment device suitable for A arm framves, realizes A types
The connection of principal arm difference brachium.
Background technology
To meet the lifting demand in the engineering projects such as oil, petrochemical industry, nuclear power, wind-powered electricity generation, steel to lifting equipment, hoisting hook
Installing is standby to have obtained swift and violent development.The species of lifting equipment is also more and more, and the structure type of arm support is also not limited to tradition
Single arm support structure type（As shown in Figure 1）, occur " A " type both arms frame in succession（Shown in Fig. 2）, parallel both arms frame（Fig. 3 institutes
Show）Etc. structure type.Compared with traditional single arm support structure type, the both arms frame of new model is complicated, required to reach
Lifting performance is also larger.
By the structure diagram that Fig. 4 is A arm framves, lower span L1 and top span L2 are definite value, bottom connecting cross beam
All constant during brachium any with top connecting cross beam length, A arms carry out the conversion of brachium by increasing and decreasing middle node.When A arms
When frame length is longer, the total length L 3 of middle node is longer, less stable.
In order to increase the stability of arm support, realize that its lifting performance optimizes, the application adds cross between the arm support of middle part
Attachment device, connects into an entirety by both sides arm support by the device, realizes its maximum performance advantage.
The content of the invention
The present invention provides a kind of cross attachment device suitable for A arm framves, and both sides arm support is connected into an entirety, real
Its existing maximum performance advantage.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：
A kind of cross attachment device suitable for A arm framves, it is characterised in that including 2 link I, 2 link II, 2
Link III, one end that the link I includes two parallel bar I, the bar I set the company that can be connected with A arm framves
Hole is connect, the other end sets pin hole；The link II includes two parallel bar II, and one end of bar II sets pin hole, another
End opens up through hole；The link III includes two parallel bar III, and one end of bar III sets through hole, and the other end is set
The connecting hole that can be connected with A arm framves；The pin hole of the link I and the link II are hinged by axis pin；The bar II
A telescopic joint is connected between bar III, some through holes are set on the telescopic joint, passes through pin with the through hole of bar II and bar III
Axis connection.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the link I and link
Connecting hole on III is hinged by axis pin and A arm framves.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two bar I of the link I
Between be connected between the connecting rod I, adjacent connecting rod I perpendicular with bar I inclined bracing piece I be set.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two bars of the link II
It is connected between II between two the connecting rod II, two connecting rod II perpendicular with bar II and inclined bracing piece II is set.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two of the link III
The connecting rod III perpendicular with bar III is connected between bar III, inclined bracing piece III is set between connecting rod III.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the telescopic joint can be inserted into bar
In II, bar III.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the bar II, bar III can be inserted into
In telescopic joint.
The beneficial effects of the invention are as follows：
1. equivalent to the prior art, cross attachment device structure type of the invention is simple, technique is simple, light-weight, cost is low；
2. can both realize the change of different brachiums combinations by a set of cross attachment device, variation is simple, and dismounting is efficient；
3. the cross attachment device of the present invention can realize the conversion of shorter arm length；
4. it is middle as needed to increase by two and above cross attachment device when arm support length overlength, pass through the present invention's
Cross attachment device can be connected to realize with a kind of cross completely.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and detailed description：
Fig. 1 is lifting equipment single arm support structure diagram；
Fig. 2 is A arm boom frame structure diagrams；
Fig. 3 is parallel both arms frame structure diagram；
Fig. 4 is the application cross attachment device schematic diagram；
Fig. 5 is I structure diagram of link；
Fig. 6 is II structure diagram of link；
Fig. 7 is III structure diagram of link；
Fig. 8 is expansion joint structure schematic diagram；
Fig. 9 is the three-dimensional partial view that the application is connected with A arm framves；
In figure：1st, link I；2nd, link II；3rd, link III；4th, axis pin；5th, telescopic joint.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
A kind of cross attachment device suitable for A arm framves, it is characterised in that including 2 link I1,2 link II2,2
One end setting that a link III3, the link I1 include two parallel bar I11, the bar I11 can be with A arm framves
The connecting hole of connection, the other end set pin hole；The link II2 includes two parallel bar II21, one end of bar II21
Pin hole is set, and the other end opens up through hole；The link III3 includes two parallel bar III31, and one end of bar III31 is set
Through hole is put, the other end sets the connecting hole that can be connected with A arm framves；The pin hole of the link I1 and the link II2 lead to
It is hinged to cross axis pin 4；A telescopic joint 5 is connected between the bar II2 and bar III3, some through holes are set on the telescopic joint 5, with
Bar II2 is connected with the through hole of bar III3 by axis pin.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the link I and link
Connecting hole on III is hinged by axis pin and A arm framves.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two bar I of the link I
Between be connected between the connecting rod I, adjacent connecting rod I perpendicular with bar I inclined bracing piece I be set.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two bars of the link II
It is connected between II between two the connecting rod II, two connecting rod II perpendicular with bar II and inclined bracing piece II is set.
A kind of foregoing cross attachment device suitable for A arm framves, it is characterised in that two of the link III
The connecting rod III perpendicular with bar III is connected between bar III, inclined bracing piece III is set between connecting rod III.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the telescopic joint can be inserted into bar
In II, bar III.
Foregoing a kind of cross attachment device suitable for A arm framves, it is characterised in that the bar II, bar III can be inserted into
In telescopic joint.
Needed according to actual brachium to be provided with the through hole of corresponding spacing on telescopic joint, telescopic joint passes through axis pin and link II
With connect frame to connection.When A arms frame converts brachium, due to being axis pin hinge between link and between link and A arm framves
Connect, it is possible to achieve the compensation of angle change；Simultaneously because the through hole of corresponding spacing is provided with telescopic joint can realize length side
Upward adjusting.
When A arms frame replaces brachium, it is only necessary to dismantle the axis pin between link and expansion bracket, treat that A arm framves have been replaced
Axis pin after brachium at by this is installed to set pin shaft hole, it is possible to achieve the rapidly and efficiently replacement of A arms boom length.
The above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of cross attachment device suitable for A arm framves, it is characterised in that including 2 link I, 2 link II, 2
One end that a link III, the link I include two parallel bar I, the bar I sets what can be connected with A arm framves
Connecting hole, the other end set pin hole；The link II includes two parallel bar II, and one end of bar II sets pin hole, separately
One end opens up through hole；The link III includes two parallel bar III, and one end of bar III sets through hole, and the other end is set
Put the connecting hole that can be connected with A arm framves；The pin hole of the link I and the link II are hinged by axis pin；The bar
A telescopic joint is connected between II and bar III, some through holes are set on the telescopic joint, are passed through with bar II and the through hole of bar III
Axis pin connects.
A kind of 2. cross attachment device suitable for A arm framves according to claim 1, it is characterised in that the connection
Connecting hole on frame I and link III is hinged by axis pin and A arm framves.
A kind of 3. cross attachment device suitable for A arm framves according to claim 1, it is characterised in that the connection
It is connected between two bar I of frame I between the connecting rod I, adjacent connecting rod I perpendicular with bar I and inclined bracing piece I is set.
A kind of 4. cross attachment device suitable for A arm framves according to claim 1, it is characterised in that the connection
Be connected between two bar II of frame II between two the connecting rod II, two connecting rod II perpendicular with bar II set it is inclined
Bracing piece II.
A kind of 5. cross attachment device suitable for A arm framves according to claim 1, it is characterised in that the connection
The connecting rod III perpendicular with bar III is connected between two bar III of frame III, inclined add is set between connecting rod III
Strong bar III.
6. a kind of cross attachment device suitable for A arm framves according to claim 1, it is characterised in that described flexible
Section can be inserted into bar II, bar III.
A kind of 7. cross attachment device suitable for A arm framves according to claim 1, it is characterised in that the bar II,
Bar III can be inserted into telescopic joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392388.4A CN108002254A (en) | 2017-12-21 | 2017-12-21 | A kind of cross attachment device suitable for A arm framves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711392388.4A CN108002254A (en) | 2017-12-21 | 2017-12-21 | A kind of cross attachment device suitable for A arm framves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108002254A true CN108002254A (en) | 2018-05-08 |
Family
ID=62060431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711392388.4A Pending CN108002254A (en) | 2017-12-21 | 2017-12-21 | A kind of cross attachment device suitable for A arm framves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108002254A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202643169U (en) * | 2012-05-03 | 2013-01-02 | 同济大学 | Multiple arm frame truss type strengthening structure |
| CN106115513A (en) * | 2016-08-31 | 2016-11-16 | 徐工集团工程机械股份有限公司 | Arm joint attachment means and jib |
| CN205740104U (en) * | 2016-05-11 | 2016-11-30 | 湖南维尔力德科技有限公司 | A kind of novel variable cross section truss arm standard knot |
| CN206069237U (en) * | 2016-08-31 | 2017-04-05 | 徐工集团工程机械股份有限公司 | Arm joint attachment means and arm support |
| CN207748767U (en) * | 2017-12-21 | 2018-08-21 | 徐工集团工程机械股份有限公司 | A kind of cross attachment device suitable for A arm framves |
-
2017
- 2017-12-21 CN CN201711392388.4A patent/CN108002254A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202643169U (en) * | 2012-05-03 | 2013-01-02 | 同济大学 | Multiple arm frame truss type strengthening structure |
| CN205740104U (en) * | 2016-05-11 | 2016-11-30 | 湖南维尔力德科技有限公司 | A kind of novel variable cross section truss arm standard knot |
| CN106115513A (en) * | 2016-08-31 | 2016-11-16 | 徐工集团工程机械股份有限公司 | Arm joint attachment means and jib |
| CN206069237U (en) * | 2016-08-31 | 2017-04-05 | 徐工集团工程机械股份有限公司 | Arm joint attachment means and arm support |
| CN207748767U (en) * | 2017-12-21 | 2018-08-21 | 徐工集团工程机械股份有限公司 | A kind of cross attachment device suitable for A arm framves |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180508 |