CN207748767U - 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
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- CN207748767U CN207748767U CN201721802182.XU CN201721802182U CN207748767U CN 207748767 U CN207748767 U CN 207748767U CN 201721802182 U CN201721802182 U CN 201721802182U CN 207748767 U CN207748767 U CN 207748767U
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Abstract
The utility model provides a kind of cross attachment device suitable for A arm framves, including 2 link I, 2 link II, 2 link III, the link I includes that the connecting hole that can be connect with A arm framves is arranged in one end of two parallel bar I, the bar I, and pin hole is arranged in the other end；The link II includes two parallel bar II, and pin hole is arranged in one end of bar II, and the other end opens up through-hole；The link III includes two parallel bar III, and through-hole is arranged in one end of bar III, and the connecting hole that can be connect with A arm framves is arranged in the other end；The pin hole of the link I and link II is hinged by axis pin；A telescopic joint is connected between the bar II and bar III, and several through-holes are set on the telescopic joint, are connect by axis pin with bar II with the through-hole of bar III.The utility model has the beneficial effects that：Both sides arm support is connected into an entirety, realizes its maximum performance advantage.
Description
Technical field
The utility model is related to crane fields, and in particular to a kind of cross attachment device suitable for A arm framves is realized
The connection of A type principal arm difference brachiums.
Background technology
For the lifting demand for meeting 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 type 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 types.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 structural schematic diagram that Fig. 4 is A arm framves, lower span L1 and top span L2 are definite value, bottom connecting cross beam
All constant when brachium any with top connecting cross beam length, A arm carries out the transformation of brachium by increasing and decreasing middle node.When A arm
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
Both sides arm support is connected into an entirety by the device, realizes its maximum performance advantage by attachment device.
Utility model content
The utility model provides a kind of cross attachment device suitable for A arm framves, and it is whole that both sides arm support is connected into one
Body realizes its maximum performance advantage.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：
A kind of cross attachment device suitable for A arm framves, which is characterized in that including 2 link I, 2 links
II, 2 links III, the link I, which include one end setting of two parallel bar I, the bar I, to be connected with A arm framves
Pin hole is arranged in the connecting hole connect, the other end；The link II includes two parallel bar II, one end setting pin of bar II
Hole, the other end open up through-hole；The link III includes two parallel bar III, and through-hole is arranged in one end of bar III, another
The connecting hole that end setting can be connect with A arm framves；The pin hole of the link I and link II is hinged by axis pin；Institute
A piece telescopic joint of connection between bar II and bar III is stated, several through-holes are set on the telescopic joint, the through-hole with bar II and bar III
It is connected by axis pin.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the link I and link
Connecting hole on III is hinged by axis pin and A arm framves.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized 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 cross attachment device suitable for A arm framves above-mentioned, which is characterized 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 cross attachment device suitable for A arm framves above-mentioned, which is characterized in that two of the link III
It is connected with the connecting rod III perpendicular with bar III between bar III, inclined bracing piece III is set between connecting rod III.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the telescopic joint can be inserted into bar
In II, bar III.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the bar II, bar III can be inserted into
In telescopic joint.
The utility model has the beneficial effects that：
1. be equivalent to the prior art, cross attachment device structure type of the invention is simple, it is simple for process, light-weight, at
This is low；
2. the variation of different brachium combinations both may be implemented by a set of cross attachment device, variation is simple, dismounting
Efficiently；
3. the transformation of shorter arm length may be implemented in the cross attachment device of the present invention；
4. it is intermediate as needed to increase two or more cross attachment device when arm support length overlength, by this hair
Bright cross attachment device can be connected to realize completely with a kind of cross.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and detailed description：
Fig. 1 is lifting equipment single arm support structural schematic diagram；
Fig. 2 is A arm boom frame structural schematic diagrams；
Fig. 3 is parallel both arms frame structural schematic diagram；
Fig. 4 is the application cross attachment device schematic diagram；
Fig. 5 is I structural schematic diagram of link；
Fig. 6 is II structural schematic diagram of link；
Fig. 7 is III structural schematic diagram of link；
Fig. 8 is expansion joint structure schematic diagram；
Fig. 9 is the three-dimensional partial view that the application is connect with A arm framves；
In figure：1, link I；2, link II；3, link III；4, axis pin；5, telescopic joint.
Specific implementation mode
The utility model is further described below in conjunction with the accompanying drawings：
A kind of cross attachment device suitable for A arm framves, which is characterized in that including 2 link I1,2 links
II2,2 links III3, the link I1 include one end setting of two parallel bar I11, the bar I11 can be with A
Pin hole is arranged in the connecting hole of arm frame connection, the other end；The link II2 includes two parallel bar II21, bar II21
One end pin hole is set, the other end opens up through-hole；The link III3 includes two parallel bar III31, bar III31's
Through-hole is arranged in one end, and the connecting hole that can be connect with A arm framves is arranged in the other end；The link I1 and link II2's
Pin hole is hinged by axis pin 4；A telescopic joint 5 is connected between the bar II2 and bar III3, is arranged on the telescopic joint 5 several
Through-hole is connect with bar II2 with the through-hole of bar III3 by axis pin.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the link I and link
Connecting hole on III is hinged by axis pin and A arm framves.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized 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 cross attachment device suitable for A arm framves above-mentioned, which is characterized 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 cross attachment device suitable for A arm framves above-mentioned, which is characterized in that two of the link III
It is connected with the connecting rod III perpendicular with bar III between bar III, inclined bracing piece III is set between connecting rod III.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the telescopic joint can be inserted into bar
In II, bar III.
A kind of cross attachment device suitable for A arm framves above-mentioned, which is characterized in that the bar II, bar III can be inserted into
In telescopic joint.
The through-hole for being provided with corresponding spacing, telescopic joint is needed according to practical brachium to pass through axis pin and link II on telescopic joint
With connect frame to connection.When A arm framves convert brachium, due to being axis pin hinge between link and between link and A arm framves
It connects, the compensation of angle change may be implemented；Simultaneously because length side may be implemented in the through-hole for being provided with corresponding spacing on telescopic joint
Upward adjusting.
When A arm framves replace brachium, it is only necessary to dismantle the axis pin between link and expansion bracket, wait for that A arm framves have been replaced
The axis pin at this is being installed to set pin shaft hole after brachium, may be implemented A arm booms length rapidly and efficiently more
It changes.
The above is only a 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 are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of cross attachment device suitable for A arm framves, which is characterized in that including 2 link I, 2 link II, 2
A link III, the link I, which include one end setting of two parallel bar I, the bar I, to be connect with A arm framves
Pin hole is arranged in connecting hole, the other end；The link II includes two parallel bar II, and pin hole is arranged in one end of bar II, separately
One end opens up through-hole；The link III includes two parallel bar III, and through-hole is arranged in one end of bar III, and the other end is set
Set the connecting hole that can be connect with A arm framves；The pin hole of the link I and link II is hinged by axis pin；The bar
A telescopic joint is connected between II and bar III, and several through-holes are set on the telescopic joint, are passed through with bar II and the through-hole of bar III
Axis pin connects.
2. a kind of cross attachment device suitable for A arm framves according to claim 1, which is characterized in that the connection
Connecting hole on frame I and link III is hinged by axis pin and A arm framves.
3. a kind of cross attachment device suitable for A arm framves according to claim 1, which is characterized 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.
4. a kind of cross attachment device suitable for A arm framves according to claim 1, which is characterized 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 be arranged it is inclined
Bracing piece II.
5. a kind of cross attachment device suitable for A arm framves according to claim 1, which is characterized in that the connection
It is connected with the connecting rod III perpendicular with bar III 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, which is characterized in that described flexible
Section can be inserted into bar II, bar III.
7. a kind of cross attachment device suitable for A arm framves according to claim 1, which is characterized in that the bar II,
Bar III can be inserted into telescopic joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721802182.XU CN207748767U (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 |
|---|---|---|---|
| CN201721802182.XU CN207748767U (en) | 2017-12-21 | 2017-12-21 | A kind of cross attachment device suitable for A arm framves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207748767U true CN207748767U (en) | 2018-08-21 |
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ID=63150073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721802182.XU Active CN207748767U (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) | CN207748767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002254A (en) * | 2017-12-21 | 2018-05-08 | 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 CN201721802182.XU patent/CN207748767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108002254A (en) * | 2017-12-21 | 2018-05-08 | 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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