CN203703361U - Auxiliary mechanism for underwater installation of lag bolt grouting loops - Google Patents
Auxiliary mechanism for underwater installation of lag bolt grouting loops Download PDFInfo
- Publication number
- CN203703361U CN203703361U CN201420051373.7U CN201420051373U CN203703361U CN 203703361 U CN203703361 U CN 203703361U CN 201420051373 U CN201420051373 U CN 201420051373U CN 203703361 U CN203703361 U CN 203703361U
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- China
- Prior art keywords
- hinged seat
- hinge
- clip
- rocking arm
- hinging
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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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to the field of seabed hoisting assistance, in particular to an auxiliary mechanism for underwater installation of lag bolt grouting loops. The mechanism comprises rocker arms, rocker arm clamping pillars, hinging bases, hinges and loop positioning supports, wherein the loop positioning supports are arranged at the two ends of each loop in the horizontal direction respectively, lower metal blades of the hinges are fixedly connected with the left loop and the right loop respectively, the lower ends of hinge foundation supports are fixedly connected with the hinges and the loop positioning supports, the hinging bases are arranged at the upper ends of the hinge foundation supports, the hinging bases comprise an upper hinging base and a lower hinging base, the upper hinging base and the lower hinging base are staggered by 90 degrees vertically, a base board of the upper hinging base and a base board of the lower hinging base are fixedly connected, the upper end of each hinge foundation support is connected with the lower hinging base through a hinging shaft of the lower hinging base, the upper hinging base is connected with the two rotary rocker arms through a hinging shaft of the upper hinging base, and a rocker arm limiting system is arranged above the upper hinging base. The mechanism is simple in structure, and capable of facilitating installation and positioning, being recycled, and reducing the maintenance and reinforcing cost of offshore-platform pipes and subsea pipelines.
Description
Technical field
The utility model relates to the auxiliary field of seabed lifting, and especially a kind of lag bolt technique of grouted clamp is installed assisting agency under water.
Background technique
Ocean platform pipe fitting and submerged pipeline in use, due to tired, corrosion or some burst foeign element, there will be the situation of structural failure, in order to ensure that it normally works, need regularly carry out maintenance and reinforcement work to ocean platform pipe fitting and submerged pipeline.Technique of grouted clamp is a kind of conventional underwater components reinforcement technique, because its build is huge, heavy, must coordinate diver, underwater robot, water surface hoist and rigging thereof etc. to carry out installment work while installation under water.Therefore, existing ocean platform pipe fitting and submerged pipeline maintenance and reinforcement work complex procedures, maintenance and reinforcement cost is very high.
Model utility content
The purpose of this utility model is to have proposed a kind of lag bolt technique of grouted clamp assisting agency is installed under water, and it is simple in structure, is convenient to installation location, and recyclable reusing, and has reduced the maintenance and reinforcement cost of ocean platform pipe fitting and submerged pipeline.
The utility model is to adopt following technological scheme to realize: a kind of lag bolt technique of grouted clamp is installed assisting agency under water, comprise rocking arm, rocking arm card column, hinged seat, hinge and clip locating support, be respectively equipped with clip locating support along the two ends of clip substantially horizontal, clip locating support is formed by connecting by two orthogonal supports, two stands is respectively horizontal stand and vertical rack, wherein one end of vertical rack is provided with the semicircle bearing contacting with impaired pipe fitting, the other end of vertical rack is connected with horizontal stand, the left and right sides of the other end of horizontal stand is respectively equipped with hinge, the upper metal blade of hinge is fixedly connected with hinge base with clip locating support, the lower metal blade of hinge is fixedly connected with left and right clip respectively, the lower end of hinge base and hinge, clip locating support is fixedly connected with, the upper end of hinge base is provided with hinged seat, described hinged seat comprises hinged seat and lower hinged seat, upper hinged seat and lower hinged seat stagger 90 ° up and down, upper hinged seat is fixedly connected with the base plate of lower hinged seat, the upper end of hinge base is connected with lower hinged seat by the hinging shaft of lower hinged seat, upper hinged seat is connected with two rotating rocking arms by the hinging shaft of upper hinged seat, the top of upper hinged seat is provided with rocking arm caging system, between the corresponding rocking arm in the two ends of clip substantially horizontal, be fixedly connected with by rocker-arm link, rocking arm one end is connected with upper hinged seat, the other end is by being fixedly connected with rocker-arm link, and be connected by folding chain between this end of rocking arm and clip, the top of rocking arm is provided with lifting chain, the lower end of lifting chain is fixedly connected with the two ends of two rocker-arm links respectively.
In the utility model, between the installation assisting agency arranging at two ends, along clip substantially horizontal, at least a set of installation assisting agency being made up of hinge, hinge base, hinged seat, rocking arm position-limit mechanism and rocking arm is evenly set.
Described rocking arm caging system comprises two card column pedestals and rocking arm card column for being connected two card column pedestals, and rocking arm card column is positioned at the hinging shaft top of hinged seat.In order to simplify integrated model, lower hinged seat, upper hinged seat and card column pedestal are fixed together by connection wire rod and nut.
One end of the horizontal stand of described clip locating support is connected with vertical rack, and the other end of horizontal stand is provided with groove, and upper metal blade and the hinge base of hinge are arranged in the groove of horizontal stand.
The bearing pin that connects upper metal blade and lower metal blade in described hinge is detachable, so that realize the disengaging of lifting assisting agency after installation.
The upper end of described folding chain is connected with rocking arm by hanger, and the lower end of folding chain is connected with clip saddle plate by hanging mother.
The beneficial effects of the utility model are:
(1) this is installed assisting agency under water and under the cooperation of loop wheel machine, adds that a diver just can complete the installation location work of clip, positioning process is installed simple, and installation assisting agency is recyclable reuses;
(2) this mechanism is applicable to be not more than with the angle of inclination of horizontal plane the installation location of the technique of grouted clamp of the impaired pipe fitting of 30 °, installation assisting agency makes full use of the effect of clip self gravitation and completes automatic inclusion and the location of clip two lobes to impaired pipe fitting, does not need other power equipment to coordinate the inclusion of clip.
In sum, this mechanism is simple, can easily and accurately realize the installation location work of clip, positioning process is installed few, greatly improve clip the working efficiency of locating has been installed, reduced job costs and ocean platform pipe fitting and submerged pipeline maintenance and reinforcement cost that clip is installed under water.
Brief description of the drawings
Fig. 1 is that lag bolt technique of grouted clamp is installed the left view of assisting agency in the time of closed state under water;
Fig. 2 is that lag bolt technique of grouted clamp is installed the plan view of assisting agency in the time of closed state under water;
Fig. 3 is that lag bolt technique of grouted clamp is installed the plan view of assisting agency in the time of closed state under water;
Fig. 4 is that lag bolt technique of grouted clamp is installed the left view of assisting agency in the time of open configuration under water.
In figure: 1 folding chain; 2 rocking arms; 3 lifting chains; 4 card column pedestals; Hinged seat on 5; 6 times hinged seats; 7 clip locating supports; 7-1 semicircle bearing; 8 clips; 9 impaired pipe fittings; 10 hinge base; 11 hinges; 12 rocker-arm links; 13 rocking arm card columns; 14 connection wire rods.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
Fig. 1 to Fig. 4 is that lag bolt technique of grouted clamp described in the utility model is installed assisting agency under water.This installation assisting agency comprises rocking arm 2, rocking arm card column 13, hinged seat, hinge 11 and clip locating support 7.Fig. 1 and Fig. 2 are that the lag bolt technique of grouted clamp of closed state is installed assisting agency under water, two ends along clip 8 substantially horizontals are respectively equipped with clip locating support 7, clip locating support 7 is formed by connecting by two orthogonal supports, two stands is respectively horizontal stand and vertical rack, wherein one end of vertical rack is provided with semicircle bearing 7-1, semicircle bearing 7-1 contacts with impaired pipe fitting 9, ensures superstructure stability.The other end of vertical rack is connected with horizontal stand, and the other end of horizontal stand is provided with groove, and the upper metal blade of hinge and hinge base 10 are arranged in the groove of horizontal stand, and horizontal stand is fixedly connected with hinge base 10 by a pair of hinge 11 and bolt.The effect of clip locating support 7 is in the time that the axis of clip and the dead in line of impaired pipe fitting are installed, the semicircle bearing of clip locating support and impaired pipe fitting Surface Contact, the weight of whole like this mounting mechanism and clip is transferred on impaired pipe fitting, loop wheel machine subtracts power gradually, then by the effect of clip self gravitation, left and right two clips complete the bag of impaired pipe fitting are held together to location.
The both sides of horizontal stand are respectively equipped with hinge 11, and hinge makes left and right two lobes of clip can complete opening and closing action.The lower metal blade of hinge 11 is fixedly connected with left and right clip by bolt respectively, and the upper metal blade of hinge 11 is fixedly connected with hinge 11, clip locating support 7 and hinge base 10 by bolt.In hinge 11, connect removable two-part that are divided into of bearing pin of upper metal blade and lower metal blade 11, so that realize the disengaging of lifting assisting agency after installation.The lower end of hinge base 10 is fixedly connected with hinge 11, clip locating support 7, and the upper end of hinge base 10 is provided with hinged seat.Described hinged seat comprises hinged seat 5 and lower hinged seat 6, and upper hinged seat 5 and lower hinged seat 6 stagger 90 ° up and down, goes up between hinged seat 5 and the base plate of lower hinged seat 6 and is fixedly connected with simultaneously.The upper end of hinge base 10 is connected with lower hinged seat 6 by the hinging shaft of lower hinged seat 6.Upper hinged seat 5 is connected with two rotating rocking arms 2 by the hinging shaft of upper hinged seat, and rocking arm 2 can rotate along the hinging shaft of upper hinged seat.In order to control the rotation angle of rocking arm 2, the top of upper hinged seat 6 is provided with rocking arm caging system, and rocking arm caging system comprises two card column pedestals 4 and rocking arm card column 13 for being connected two card column pedestals 4, and rocking arm card column 13 is positioned at the hinging shaft top of hinged seat.In order to simplify integrated model, lower hinged seat 6, upper hinged seat 5 are fixed together by connection wire rod 14 and nut with a card column pedestal 4.
In order to realize steady lifting and location to be installed, the two ends of clip 8 substantially horizontals are equipped with rocking arm, and are fixedly connected with by rocker-arm link 14 between the corresponding rocking arm in two ends.Rocker-arm link can synchronously rotate two pairs of rocking arms at two ends, left and right, and plays the effect that keeps hoisting structure integral rigidity.Rocking arm 2 one end are connected with upper hinged seat 5, the other end is by being fixedly connected with rocker-arm link 14, between this end of rocking arm and clip, be connected by folding chain 1, the upper end of folding chain 1 is connected with rocking arm by hanger simultaneously, and the lower end of folding chain is connected with clip saddle plate by hanging mother.The top of rocking arm is provided with four lifting chains 3, and the lower end of lifting chain is fixedly connected with the two ends of two rocker-arm links 12 respectively, and the upper end of lifting chain 3 is fixed together and is connected with loop wheel machine.
In the utility model, clip locating support 7, hinge 11, hinge base 10, rocking arm position-limit mechanism and rocking arm 2 are respectively provided with a set of in the both sides, two ends of clip substantially horizontal, to ensure steadily lifting and location is installed.Clip declines near before impaired pipe fitting, lag bolt technique of grouted clamp is installed assisting agency under water as shown in Figure 4, the folding chain 1 that the left and right clip being connected with hinge 11 is drawn by rocking arm 2 is opened, and the degree of opening is set by rocking arm position-limit mechanism, and the angle that clip opens can allow impaired pipe fitting to enter.Lag bolt technique of grouted clamp is installed assisting agency under water and is driven clip constantly to decline, after the semicircle bearing 7-1 of clip locating support contacts with impaired pipe fitting, the weight of whole mounting mechanism and clip is transferred on impaired pipe fitting, loop wheel machine subtracts power gradually, then by the effect of clip self gravitation, left and right two clips complete the bag of impaired pipe fitting are held together to location.After two lobes of left and right clip close up completely, by adjusting bolt fixing hoop position, the bearing pin that splits hinge can be withdrawn installation assisting agency.Next, clip axial seal is installed, on pretension flanged plate, the fixing left and right of lag bolt two clips complete the installation location work of yoke configurations.
In the utility model, except can be the two ends of clip substantially horizontal arrange clip locating support 7, hinge 11, hinge base 10, hinged seat, rocking arm position-limit mechanism and rocking arm 2, also can be provided with in any position of clip substantially horizontal hinge 11, hinge base 10, hinged seat, rocking arm position-limit mechanism and rocking arm more than 2 covers assisting agency is installed, its linkage structure is described above.In order to ensure lifting and the stationarity of locating to be installed, preferably evenly arrange along clip substantially horizontal simultaneously.
Claims (7)
1. a lag bolt technique of grouted clamp is installed assisting agency under water, comprise rocking arm (2), it is characterized in that: also comprise rocking arm card column (13), hinged seat, hinge (11) and clip locating support (7), two ends along clip (8) substantially horizontal are respectively equipped with clip locating support (7), clip locating support (7) is formed by connecting by two orthogonal supports, two stands is respectively horizontal stand and vertical rack, wherein one end of vertical rack is provided with the semicircle bearing (7-1) contacting with impaired pipe fitting, the other end of vertical rack is connected with horizontal stand, the left and right sides of the other end of horizontal stand is respectively equipped with hinge (11), the upper metal blade of hinge (11) is fixedly connected with hinge base (10) with clip locating support (7), the lower metal blade of hinge (11) is fixedly connected with left and right clip respectively, the lower end of hinge base (10) and hinge (11), clip locating support (7) is fixedly connected with, the upper end of hinge base (10) is provided with hinged seat, described hinged seat comprises hinged seat (5) and lower hinged seat (6), upper hinged seat (5) and lower hinged seat (6) stagger 90 ° up and down, upper hinged seat (5) is fixedly connected with the base plate of lower hinged seat (6), the upper end of hinge base (10) is connected with lower hinged seat (6) by the hinging shaft of lower hinged seat (6), upper hinged seat (5) is connected with two rotating rocking arms (2) by the hinging shaft of upper hinged seat, the top of upper hinged seat (6) is provided with rocking arm caging system, between the corresponding rocking arm in the two ends of clip (8) substantially horizontal, be fixedly connected with by rocker-arm link (14), rocking arm (2) one end is connected with upper hinged seat (5), the other end is by being fixedly connected with rocker-arm link (14), and be connected by folding chain (1) between this end of rocking arm and clip, the top of rocking arm is provided with lifting chain (3), the lower end of lifting chain is fixedly connected with the two ends of two rocker-arm links (12) respectively.
2. lag bolt technique of grouted clamp according to claim 1 is installed assisting agency under water, it is characterized in that: between the installation assisting agency arranging at two ends, along clip substantially horizontal, at least a set of installation assisting agency being made up of hinge (11), hinge base (10), hinged seat, rocking arm position-limit mechanism and rocking arm (2) is evenly set.
3. lag bolt technique of grouted clamp according to claim 1 is installed assisting agency under water, it is characterized in that: described rocking arm caging system comprises two card column pedestals (4) and rocking arm card column (13) for being connected two card column pedestals (4), rocking arm card column (13) is positioned at the hinging shaft top of hinged seat.
4. lag bolt technique of grouted clamp according to claim 3 is installed assisting agency under water, it is characterized in that: lower hinged seat (6), upper hinged seat (5) are fixedly connected with by connection wire rod (14) and nut with card column pedestal (4).
5. lag bolt technique of grouted clamp according to claim 1 is installed assisting agency under water, it is characterized in that: one end of the horizontal stand of described clip locating support (7) is connected with fixed support, the other end of horizontal stand is provided with groove, and the upper metal blade of hinge and hinge base (10) are arranged in the groove of horizontal stand.
6. lag bolt technique of grouted clamp according to claim 1 is installed assisting agency under water, it is characterized in that: the bearing pin that connects upper metal blade and lower metal blade (11) in described hinge (11) is detachable.
7. lag bolt technique of grouted clamp according to claim 1 is installed assisting agency under water, it is characterized in that: the upper end of described folding chain (1) is connected with rocking arm by hanger, and the lower end of folding chain is connected with clip saddle plate by hanging mother.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051373.7U CN203703361U (en) | 2014-01-26 | 2014-01-26 | Auxiliary mechanism for underwater installation of lag bolt grouting loops |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051373.7U CN203703361U (en) | 2014-01-26 | 2014-01-26 | Auxiliary mechanism for underwater installation of lag bolt grouting loops |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703361U true CN203703361U (en) | 2014-07-09 |
Family
ID=51053806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420051373.7U Withdrawn - After Issue CN203703361U (en) | 2014-01-26 | 2014-01-26 | Auxiliary mechanism for underwater installation of lag bolt grouting loops |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703361U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759074A (en) * | 2014-01-26 | 2014-04-30 | 中国海洋大学 | Lag bolt grouting clamp underwater installation auxiliary mechanism |
| CN110466603A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Integral steering system installs limiting device |
| CN113104725A (en) * | 2021-04-13 | 2021-07-13 | 上海杰碧管道工程有限公司 | Novel deepwater salvage is with hanging clamping utensil |
-
2014
- 2014-01-26 CN CN201420051373.7U patent/CN203703361U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759074A (en) * | 2014-01-26 | 2014-04-30 | 中国海洋大学 | Lag bolt grouting clamp underwater installation auxiliary mechanism |
| CN103759074B (en) * | 2014-01-26 | 2016-04-13 | 中国海洋大学 | Lag bolt technique of grouted clamp installs assisting agency under water |
| CN110466603A (en) * | 2019-08-27 | 2019-11-19 | 北京航天发射技术研究所 | Integral steering system installs limiting device |
| CN113104725A (en) * | 2021-04-13 | 2021-07-13 | 上海杰碧管道工程有限公司 | Novel deepwater salvage is with hanging clamping utensil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |