CN209127937U - A kind of crane rotation support replacement device - Google Patents
A kind of crane rotation support replacement device Download PDFInfo
- Publication number
- CN209127937U CN209127937U CN201821795702.3U CN201821795702U CN209127937U CN 209127937 U CN209127937 U CN 209127937U CN 201821795702 U CN201821795702 U CN 201821795702U CN 209127937 U CN209127937 U CN 209127937U
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- CN
- China
- Prior art keywords
- crane
- column
- nut
- room
- replacement device
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- 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.)
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Abstract
The utility model discloses a kind of crane rotation support replacement device, it is characterized in that, it include: crane room, pivoting support, crane column, jacking system, screw rod, the first nut, the second nut, the crane rotation support replacement device needs the first nut described in four worker's synchronous rotaries when in use, thus the synchronous spacing increased between four first nuts and four second nuts；The synchronous constant speed of subsequent start-up four jack moves upwards, so that the height that the crane room moves up is equal to increased spacing between first nut and second nut；Repetitive operation above-mentioned steps, until the space length formed between the crane room and the crane column is convenient for taking out the pivoting support, aforesaid operations process is not influenced by water flow or deposit, is convenient for worker's autonomous scheduling job time；And the crane rotation support replacement device reequips formation based on original crane, and cost is relatively low for repacking.
Description
Technical field
The utility model relates to wharf crane pivoting supports to replace technical field, and in particular to a kind of crane rotation branch
Hold more changing device.
Background technique
Existing replacement crane rotation bearing substantially uses crane barge or large automobile crane by crane room or more
Part is promoted and is moved in safe tooling, is more finished changing pivoting support, is then resetted；But lifting operation is to crane peripheral ring
There is particular requirement in border, such as: crane barge is used, external hoisting device must be placed in the vacant place of crane barge ship, and when The turbulent river crashes its way through,
Crane barge ship easily shakes, to need just to can be carried out lifting operation until the water flows gently；When using truck crane, due to harbour
Deposit is more, and truck crane is not easy to reach lifting position.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical deficiencies, provide a kind of crane rotation support replacement device,
It solves to will receive water flow or deposit when replacement crane rotation bearing in the prior art and influences to lead to not the technology of operation and ask
Topic.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of crane rotation bearing and more changes the outfit
It sets characterized by comprising crane room, pivoting support, crane column, jacking system, screw rod, the first nut, second
Nut, the crane uprights vertical is arranged in horizontal plane, and the lower end of the crane column is fixedly connected with the ground；It is described
Crane column is convexly equipped with four the first connecting plates on the outer peripheral surface of the upper end, is respectively provided on each first connecting plate
There is a first through hole through lower end surface thereon；The crane room is set to the top of the crane column, and described
The bottom of heavy-duty machine computer room is provided with a turntable, and the turntable is rotated coaxially with the upper end of the crane column and connect, and described
Heavy-duty machine computer room is convexly equipped with four the second connecting plates on the outer peripheral surface of its lower end, is provided on each second connecting plate
One through lower end surface thereon the second through-hole, four second through-holes correspond cloth opposite with four first through hole
It sets；The screw rod, first nut and second nut are four, the lower end of four screw rods correspond across
It is threadedly coupled after four first through hole with four the first nut one-to-one correspondence；The upper end one of four screw rods is a pair of
It is fixedly connected after four second through-holes should be passed through with four the second nut one-to-one correspondence；The pivoting support is coaxially pressed
Between the crane column and the turntable；The jacking system is four, and four jacking systems are respectively arranged
Four below the crane room are in mutually on diagonal position, and each jacking system includes a support column and one
Jack, the support column arrange that the lower end of the support column is fixedly connected with the ground, the jack perpendicular to horizontal plane
Fixing end is fixedly connected with the upper end of the support column, and the telescopic end of the jack is connected under the crane room
End.
Compared with prior art, the beneficial effects of the utility model include: that the crane rotation support replacement device makes
Used time needs the first nut described in four worker's synchronous rotaries, so that synchronous increase by four first nuts and four described the
Spacing between two nuts；The synchronous constant speed of subsequent start-up four jack move upwards so that the crane room to
The height of upper movement is equal to increased spacing between first nut and second nut；Repetitive operation above-mentioned steps, directly
Until the space length formed between the crane room and the crane column is convenient for taking out the pivoting support, on
State operating process is not influenced by water flow or deposit, is convenient for worker's autonomous scheduling job time；And the crane rotation branch
It holds more changing device and reequips formation based on original crane, cost is relatively low for repacking, is suitble to be widely used to promote.
Detailed description of the invention
Fig. 1 is the positive structure schematic of the utility model.
Fig. 2 is the partial enlargement structural representation of screw rod position in Fig. 1.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1~2 are please referred to, the present embodiment provides a kind of crane rotation support replacement devices characterized by comprising
Crane room 1, pivoting support 2, crane column 3, jacking system 4, screw rod 5, the first nut 6, the second nut 7.
The crane column 3 is arranged perpendicular to horizontal plane, and the fixed company in the lower end of the crane column 3 and ground
It connects；The crane column 3 is convexly equipped with four the first connecting plate 3a, each first connection on the outer peripheral surface of the upper end
A first through hole through lower end surface thereon is provided on plate 3.
The crane room 1 is set to the top of the crane column 3, the bottom setting of the crane room 1
There are a turntable 1a, the turntable 1a to rotate coaxially and connect with the upper end of the crane column 3, the crane room 1 is close
It is convexly equipped on the outer peripheral surface of its lower end on four second connecting plates 1b, each second connecting plate 1b and is provided with one through it
Second through-hole of upper and lower end face, four second through-holes correspond positioned opposite with four first through hole；The silk
Bar 5, first nut 6 and second nut 7 are four, and the lower end of four screw rods 5 is corresponded across four
It is threadedly coupled after the first through hole with four one-to-one correspondence of the first nut 6；The upper end of four screw rods 5 corresponds
It is fixedly connected after four second through-holes with four one-to-one correspondence of the second nut 7.
In the present embodiment, four the first connecting plate 3a are installed on same level, are only capable of seeing described in two in Fig. 1
First connecting plate 3a, the first connecting plate 3a described in another two are blocked in the back side of the crane column 3.
In the present embodiment, four the second connecting plate 1b are installed on same level.
Coaxially pressure is set between the crane column 3 and the turntable 1a pivoting support 2.
The jacking system 4 is four, and four jacking systems 4 are respectively arranged in 1 lower section of crane room
Four, mutually on diagonal position, are only capable of seeing that two jacking systems 4, jacking system 4 described in another two are distinguished in Fig. 1
The back side of two jacking systems 4 in Fig. 1 is blocked, each jacking system 4 includes that a support column 41 and one is very heavy
Top 42, the support column 41 arrange that the lower end of the support column 41 is fixedly connected with the ground, the jack perpendicular to horizontal plane
42 fixing end is fixedly connected with the upper end of the support column 41, and the telescopic end of the jack 42 is connected to the crane machine
The lower end in room 1；The crane rotation support replacement device needs the first nut 6 described in four worker's synchronous rotaries when in use,
To the synchronous spacing increased between four first nuts 6 and four second nuts 7；Subsequent start-up four described thousand
The synchronous constant speed in jin top 42 moves upwards, so that the height that the crane room 1 moves up is equal to first nut 6 and institute
State increased spacing between the second nut 7；Repetitive operation above-mentioned steps, until the crane room 1 is vertical with the crane
Until the space length formed between column 3 is convenient for taking out the pivoting support 2, aforesaid operations process is not by water flow or deposit
It influences, is convenient for worker's autonomous scheduling job time；And the crane rotation support replacement device is based on original crane
Repacking is formed, and cost is relatively low for repacking, is suitble to be widely used to promote.
Preferably, two diagonal lines of the quadrangle formed using four first through hole as endpoint are respectively and with four institutes
It states two diagonal lines that jack 42 is the quadrangle that endpoint is formed to project in the horizontal plane collinearly, which makes described
The process that crane room 1 moves upwards is more steady.
Preferably, the support column 41 is seamless steel pipe material, and the lumen loading of the support column 41 has the shock-absorbing grains of sand, is risen
To the effect of shock-absorbing damping.
Working principle: the crane rotation support replacement device is needed when in use described in four worker's synchronous rotaries four
First nut 6, thus the synchronous spacing 5mm increased between four first nuts 6 and four second nuts 7；Then
The synchronous constant speed of four jack 42 of starting move upwards 5mm, with safely for the first principle, so that the crane room 1
The height moved up is equal to increased spacing between first nut 6 and second nut 7；The above-mentioned step of repetitive operation
Suddenly, until the space length formed between the crane room 1 and the crane column 3 is convenient for the taking-up pivoting support
Until 2, reverse operating above-mentioned steps are resetted after replacing the pivoting support 2, and aforesaid operations process is not by water flow or heap
Product object influences, and is convenient for worker's autonomous scheduling job time；And the crane rotation support replacement device is with original crane
Basis repacking is formed, and cost is relatively low for repacking, is suitble to be widely used to promote；After fulfiling assignment, the mode of nut limit is convenient for four
A screw rod 5 removes, and the rotation to the crane room 1 is avoided to cause to interfere.
Specific embodiment of the present utility model described above does not constitute the restriction to scope of protection of the utility model.
Any other various changes and modifications that any technical concept according to the present utility model is made should be included in practical
In novel scope of protection of the claims.
Claims (5)
1. a kind of crane rotation support replacement device characterized by comprising crane room, pivoting support, crane are vertical
Column, jacking system, screw rod, the first nut, the second nut, the crane uprights vertical is arranged in horizontal plane, and the lifting
The lower end of machine column is fixedly connected with the ground；The crane column is convexly equipped with four first companies on the outer peripheral surface of the upper end
Fishplate bar is provided with a first through hole through lower end surface thereon on each first connecting plate；The crane room is set
It is placed in the top of the crane column, the bottom of the crane room is provided with a turntable, the turntable and the lifting
The upper end of machine column rotates coaxially connection, and the crane room is convexly equipped with four second connections on the outer peripheral surface of its lower end
Plate is provided with second through-hole through lower end surface thereon, four second through-holes one on each second connecting plate
One correspondence is positioned opposite with four first through hole；The screw rod, first nut and second nut are four,
The lower end of four screw rods, which is corresponded, corresponds spiral shell with four first nuts after four first through hole
Line connection；The upper end of four screw rods corresponds after four second through-holes with four second nuts one by one
Correspondence is fixedly connected；The pivoting support, which is coaxially pressed, to be set between the crane column and the turntable；The jacking system
It is four, it is mutually on diagonal position, often that four jacking systems, which are respectively arranged four below the crane room,
A jacking system includes a support column and a jack, and the support column is arranged perpendicular to horizontal plane, the support column
Lower end be fixedly connected with the ground, the fixing end of the jack is fixedly connected with the upper end of the support column, the jack
Telescopic end be connected to the lower end of the crane room.
2. crane rotation support replacement device according to claim 1, which is characterized in that four first connecting plates
It is installed on same level.
3. crane rotation support replacement device according to claim 1, which is characterized in that four second connecting plates
It is installed on same level.
4. crane rotation support replacement device according to claim 2, which is characterized in that with four first through hole
For two diagonal lines, two with the quadrangle formed using four jack as endpoint respectively for the quadrangle that endpoint is formed
Diagonal line projects collinearly in the horizontal plane.
5. crane rotation support replacement device according to claim 1, which is characterized in that the support column is seamless steel
Tubing matter, the lumen loading of the support column have the shock-absorbing grains of sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821795702.3U CN209127937U (en) | 2018-10-31 | 2018-10-31 | A kind of crane rotation support replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821795702.3U CN209127937U (en) | 2018-10-31 | 2018-10-31 | A kind of crane rotation support replacement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209127937U true CN209127937U (en) | 2019-07-19 |
Family
ID=67233741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821795702.3U Expired - Fee Related CN209127937U (en) | 2018-10-31 | 2018-10-31 | A kind of crane rotation support replacement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209127937U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099552A (en) * | 2019-12-31 | 2020-05-05 | 连云港士君化工设备维修有限公司 | Method for replacing horizontal slewing bearing or inner wall slewing bearing of wharf oil conveying arm |
-
2018
- 2018-10-31 CN CN201821795702.3U patent/CN209127937U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099552A (en) * | 2019-12-31 | 2020-05-05 | 连云港士君化工设备维修有限公司 | Method for replacing horizontal slewing bearing or inner wall slewing bearing of wharf oil conveying arm |
| CN111099552B (en) * | 2019-12-31 | 2022-04-01 | 连云港士君化工设备维修有限公司 | Method for replacing horizontal slewing bearing or inner wall slewing bearing of wharf oil conveying arm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20211031 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |