CN207450193U - A kind of underwater leading truck that cable technology is worn based on HDD - Google Patents
A kind of underwater leading truck that cable technology is worn based on HDD Download PDFInfo
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- CN207450193U CN207450193U CN201721391436.3U CN201721391436U CN207450193U CN 207450193 U CN207450193 U CN 207450193U CN 201721391436 U CN201721391436 U CN 201721391436U CN 207450193 U CN207450193 U CN 207450193U
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Abstract
The utility model belongs to raising of a wreck and wears cable field of operation, a kind of underwater leading truck that cable technology is worn based on HDD is provided, including bend loss, straight pipe, ring flange, underwater rotatable bearing and external hanging type fixed platform, several bend loss connect composition by ring flange with straight pipe and are oriented to frame body, frame body is oriented to by external hanging type fixed platform with working mother boat to be connected, the bottom for being oriented to frame body is connected by underwater rotatable bearing with the bottom, the bend loss and straight pipe are triangular truss formula support construction, wearing cable drilling rod normally can advance and turn to being oriented in the supervisor of frame body, realize drilling rod incidence angle by 45 ° to the transformation for entering 20 ° of mud angle.The utility model enables drilling rod steadily to creep into and turn under the conditions of big flow velocity, the big depth of water, and the leading truck can also be used to the auxiliary of diving operation personnel dive and undersea detection marine salvage equipment be helped to hang in addition.
Description
Technical field
The utility model belongs to raising of a wreck and wears cable field of operation, and in particular to a kind of to wear the underwater of cable technology based on HDD
Leading truck.
Background technology
Grow with the continuous development of China's shipping industry, Ship's Sinking accident also accordingly increases.It is used in raising of a wreck
When more mature lifting ship lifting is salvaged, first have to carry out is exactly to wear cable operation.For the big depth of water and underwater visibility compared with
Low operating environment manually wears cable operation danger coefficient height.
It is existing to wear in cable operation technique, the HDD based on the common horizontal directional drilling machine in land（Horizontal
Directional Drilling）Technology is gradually applied wearing cable operation.But when the technology is applied to waterborne, still
There are many problems.When the shipwreck position depth of water is larger, the pendulous tank of drilling rod also can be bigger.Due to its dead weight influence with
And the factors such as impact of current, drilling rod are present with larger deflection deformation, influence the accuracy of drilling direction or even are present with brill
The situation of the excessive even fracture that can not work of rod bending deformation.After the depth of water is more than 10m at shipwreck position, it is necessary to stretch out outboard
Drilling rod outside install leading truck additional, deformed with ensureing that drilling rod does not occur larger degree of disturbing, while drilling rod direction can be constrained, being allowed to can
To advance along design direction.In addition, existing, to wear guide body structure in cable operation based on HDD technologies be disposable design, only
The specific depth of water can be met and wear cable operation, and guide body structure form is monoblock type and too simple, can not meet wearing for the big depth of water
Cable job requirements.
The content of the invention
The purpose of this utility model is exactly in order to overcome above-mentioned deficiency of the prior art, for based on HDD technology drilling rods
Under water vacantly apart from the long amount of deflection brought is excessive and rigidity and the problem of insufficient intensity, and the one kind proposed wears cable based on HDD
The underwater leading truck of technology enables drilling rod steadily to creep into and turn under the conditions of big flow velocity, the big depth of water, in addition the guide body structure
It can also be used to the auxiliary of diving operation personnel dive and undersea detection marine salvage equipment be helped to hang.
The goal of the invention of the utility model is achieved by the following technical solution：A kind of water that cable technology is worn based on HDD
Lower leading truck, including bend loss, straight pipe, ring flange, underwater rotatable bearing and external hanging type fixed platform, several bend loss
Composition is connected by ring flange with straight pipe and is oriented to frame body, easy to disassemble and maintenance, while can be freely combined to adapt to more water
Cable job requirements are worn under deeply.It is oriented to frame body by the pivoting support of external hanging type fixed platform with working mother boat to be connected, work
Lash ship is equipped with horizontal directional drilling machine, and horizontal directional drilling machine and external hanging type fixed platform further are passed through horizontal directional drilling machine
Preposition support plate bolt fix.The bottom for being oriented to frame body is connected by underwater rotatable bearing with the bottom, while is decontroled and led
To the rotation condition of frame, avoid working mother boat disturbance excessive to the active force of leading truck.The bend loss and straight pipe are three
Angular Formwork Support for External structure, have stronger strength and stiffness, it is ensured that under water the security of complex environment lower structure and
Reliability.Triangular truss formula support construction includes a supervisor and two branch pipes, when needing to connect bend loss with straight pipe
During combination, supervisor is opposite with supervisor, and branch pipe is opposite with branch pipe, wear cable drilling rod can be oriented in the supervisor of frame body normally advance with
It turns to, realizes that drilling rod incidence angle by 45 ° to the transformation for entering 20 ° of mud angle, while ensureing drilling rod intensity, can make drilling rod at shipwreck bottom
Portion's move distance is most short.
In the above-mentioned technical solutions, the underwater rotatable bearing includes hinged the first bearing and the second bearing, and first
Rest base is equipped with three anchoring piles, and the second bearing is equipped with to be passed through with the matched groove of leading truck body shape, the second bearing
Groove and be equipped with cover board be oriented to frame body be connected fixation.
In the above-mentioned technical solutions, the external hanging type fixed platform include hinged three abutments and the 4th bearing, the 3rd
Bearing section be L-type, which is provided with bolt hole, three abutments are fixed by bolt with working mother boat, the 4th bearing equipped with
The matched groove of leading truck body shape, the 4th bearing by groove and be equipped with cover board be oriented to frame body be connected fixation.
The utility model leading truck is mainly used in inland river and the raising of a wreck of greater coasting area wears cable operation, the utility model
By bend loss and each internode sequential combination of straight pipe, optimal guide body structure is obtained to adapt to the raising of a wreck under different water depth
Cable requirement is worn, solves the disadvantage that traditional whole fixed leading truck is costly, recycling rate of waterused is low.By changing working mother boat
With the operating angle of water (flow) direction, arrange, can meet under complex environment with reference to leading truck（Navigation channel is relatively narrow or navigation pressure is big）'s
Raising of a wreck wears cable job requirements.
Description of the drawings
Fig. 1 is the operation schematic diagram for the leading truck that the utility model wears cable technology based on HDD.
Fig. 2 is one section of structure diagram in conduit frame body（Straight pipe）.
Fig. 3 is the structure diagram of underwater rotatable bearing.
Fig. 4 is the structure diagram of external hanging type fixed platform.
Fig. 5 wears cable operation effectiveness for level.
Fig. 6 is the top view of Fig. 5.
Fig. 7 wears cable operation effectiveness to be oblique.
Fig. 8 is the top view of Fig. 7.
In figure:1st, horizontal directional drilling machine（HDD）, 2, working mother boat, 3, external hanging type fixed platform, 4, leading truck, 5, straight tube
Section, 6, bend loss, 7, drilling rod, 8, underwater rotatable bearing, 9, shipwreck, 10, ring flange, 11, supervisor, 12, branch pipe, 13, first
Bearing, the 14, second bearing, 15, three abutments, the 16, the 4th bearing.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment is further described the utility model.
As shown in Figures 1 to 4, the utility model embodiment provides a kind of underwater leading truck that cable technology is worn based on HDD, for solution
The drawbacks of cable leading truck is long is certainly worn under water, and innovative proposition curved segment straight section combined type guide body structure realizes that drilling rod is entering
The conversion for entering mud angle to 20 ° from initial 45 ° of incidence angles is realized before mud, is greatly shortened the drilling distance for drilling rod of knowing clearly, is also subtracted
Lack the horizontal operation distance of working mother boat and shipwreck, reduce adverse effect of the fishing to navigation channel as far as possible.
Cable job requirements are worn for meet different water depth, are limited with reference to steel structure processing technology and working mother boat crane loading
System, designs merogenesis triangular truss formula leading truck agent structure, is connected and fixed with ring flange 10 between each section.From beginning to end two section because
Underwater rotatable bearing 8 and external hanging type fixed platform 3 are installed additional, so being specially made structure.
Cable job requirements are worn for the raising of a wreck under different water depth, by changing the joint number of bend loss 6 and straight pipe 5,
1 drilling rod incidence angle of horizontal directional drilling machine and drill bit enter the fine tuning at mud angle on cooperating lash ship 2, sink so as to fulfill different water depth
Cable operation is worn in ship salvaging.For the depth of water situation in China inland river lake, the present embodiment provides the guiding of 45m and the following depth of water
Frame structure assembled scheme, sees attached list 1.
1 operating water depth of table and correspondence wear cable leading truck assembled scheme
| The depth of water（m） | Leading truck assembled scheme |
| More than 45 | 30m curved bars+several straight-bars；Drill bit enters 20 ° of mud angle, 45 ° of drilling machine incidence angle |
| 45 | 40m straight-bar+30m curved bars；Enter 20 ° of mud angle, 45 ° of incidence angle |
| 38~45 | 40m straight-bar+30m curved bars；It is adjusted in the range of 5 °, enters 15 ° ~ 20 ° of mud angle, 40 ° ~ 45 ° of incidence angle |
| 38 | 40m straight-bar+30m curved bars；Enter 15 ° of mud angle, 40 ° of incidence angle |
| 37~38 | 40m straight-bar+30m curved bars；Enter 14 ° ~ 15 ° of mud angle, 39 ° ~ 40 ° of incidence angle |
| 37 | 30m straight-bar+30m curved bars；Enter 20 ° of mud angle, 45 ° of incidence angle |
| 32~37 | 30m straight-bar+30m curved bars；It is adjusted in the range of 5 °, enters 15 ° ~ 20 ° of mud angle, 40 ° ~ 45 ° of incidence angle |
| 32 | 30m straight-bar+30m curved bars；Enter 15 ° of mud angle, 40 ° of incidence angle |
| 30~32 | 30m straight-bar+30m curved bars；Enter 14 ° ~ 15 ° of mud angle, 39 ° ~ 40 ° of incidence angle |
| 30 | 20m straight-bar+30m curved bars；Enter 20 ° of mud angle, 45 ° of incidence angle |
| 25~30 | 20m straight-bar+30m curved bars；It is adjusted in the range of 5 °, enters 15 ° ~ 20 ° of mud angle, 40 ° ~ 45 ° of incidence angle |
| 25 | 20m straight-bar+30m curved bars；Enter 15 ° of mud angle, 40 ° of incidence angle |
| 23~25 | 20m straight-bar+30m curved bars；Enter 14 ° ~ 15 ° of mud angle, 39 ° ~ 40 ° of drilling machine incidence angle |
| 23 | 10m straight-bar+30m curved bars；Enter 20 ° of mud angle, 45 ° of drilling machine incidence angle |
| 19~23 | 10m straight-bar+30m curved bars；It is adjusted in the range of 5 °, enters 15 ° ~ 20 ° of mud angle, 40 ° ~ 45 ° of drilling machine incidence angle |
| 19 | 10m straight-bar+30m curved bars；Enter 15 ° of mud angle, 40 ° of drilling machine incidence angle |
| 12~19 | 10m straight-bar+30m curved bars；Enter 14 ° ~ 15 ° of mud angle, 39 ° ~ 40 ° of drilling machine incidence angle |
| 9~12 | 10m straight-bar+15m curved bars；It is adjusted in the range of 5 °, enters 15 ~ 20 ° of mud angle, 40 ° ~ 45 ° of incidence angle |
| Below 9m | 10m straight-bar+15m curved bars or only with a straight-bar, depend on the circumstances |
In view of inland river torrent basin underwater environment, complicated and flow velocity is larger, therefore leading truck is designed corresponding fixed
Device reduces disturbance of the current to leading truck.Leading truck bottom is provided with special underwater rotatable bearing 8, described under water
Rotary support 8 includes hinged the first bearing 13 and the second bearing 15, and 13 bottom of the first bearing is equipped with three anchoring piles, the second bearing
14 be equipped with the matched groove of leading truck body shape, the second bearing 14 by groove and be equipped with cover board be oriented to frame body
Connection is fixed.Moving horizontally for leading truck is reduced by underwater rotatable bearing, while decontrols its rotation condition, to avoid in work
When there is some displacement as lash ship, leading truck and drilling rod is caused to destroy due to the limitation of bottom restraint.It is oriented to frame body
Upper end is connected by external hanging type fixed platform 3 with the preposition support plate of horizontal directional drilling machine 1, while is fixed with working mother boat 2.
When navigation channel, environmental condition is good, i.e., when Channel Condition meets the horizontal job requirements of working mother boat and shipwreck, and makees
When industry regional flow is relatively slow, can preferentially using Fig. 5,6 shown in it is parallel wear cable operating type, i.e. leading truck arrangement and current
Direction is parallel.
When navigation channel is relatively narrow or more busy, and when water velocity is relatively large, Fig. 7, the oblique salvaging shown in 8 can be used
Operating type.I.e. leading truck arranged direction is a certain included angle with shipwreck, is advisable with 20 ~ 30 ° or so, is not easy excessive.So i.e.
On the premise of can ensureing that drilling rod distance is as far as possible short, greatly shorten the horizontal distance of utility barge and shipwreck, reduce simultaneously
Impact between current and leading truck ensure that the job safety of cable equipment is worn in integration.After the completion of wearing cable operation, then appropriate adjustment
Cable position is allowed to keep vertical or near vertical with lifting ship captain direction.
It is above-mentioned cable technology is worn based on HDD underwater leading truck work flow it is as follows：
（1）9 environmental assessment of shipwreck（Shipwreck tonnage, size, orientation, the depth of water, flow velocity, stratum soil property etc. at shipwreck）, determine
Cable operation concrete configuration is worn based on HDD technologies（Run of steel, leading truck length and assembled scheme, bite type etc.）, determine
Salvaging scheme enters mud point position, incidence angle including drill bit and enters mud angle etc..It determines to wear cable scheme, including leading truck（Bend loss,
Straight pipe etc.）Preparation and handling mount scheme etc..
（2）Each section bend loss 6 and straight pipe 5 are transported to assignment position by working mother boat 2 with horizontal directional drilling machine 1
It puts, adjusts working mother boat position and fixation of casting anchor is berthed.The assembly working of catheter holder is completed using marine minitype loop wheel machine.
（3）Bend loss 6 and straight pipe 5 are now connected into fixation by ring flange 10 respectively, tail end bend loss 6 with that can revolve under water
Turn bearing 8 to fix, top straight pipe 5 is fixed with external hanging type fixed platform 3 with pretension bolt, is spliced and is formed complete leading truck
Structure.
（4）It adjusts drilling machine position on ship and is fixed with working mother boat.Rotatable hanging on cooperating lash ship and lifting ship
Rotatable bearing 8 under leading truck bottom water is transferred to river bottom and is inserted into mud by machine first, and external hanging type at the top of leading truck is fixed
Platform is bolted with 1 preposition support plate of horizontal directional drilling machine.In operation process, a loop wheel machine is arranged to hang in the middle part of leading truck, prevented
Only leading truck because dead weight or current occurred it is curved or sliding.
（5）Guide instrument is mounted on drill bit inner wall, starts drilling machine, debugging machine, detecting drill bit and detecting devices work is
It is no intact, check whether drilling rod 7 and 11 cooperation of jacket supervisor are normal.After the completion of preparation, drilling work is carried out.
（6）It calculates and estimates drill bit in opposite side water exit position.After drill bit after shipwreck opposite side water outlet, assisted by diver
Help more bit change, and carry hawser.It pulls back hawser and Recycling of drill rod.Mobile guide frame and working mother boat carry out the next position
Hull bottom wears cable operation.
The content not being described in detail in this specification belongs to the prior art well known to those skilled in the art.
The examples detailed above of the utility model only the utility model example rather than the utility model to clearly illustrate
Embodiment restriction.For those of ordinary skill in the art, can also make on the basis of the above description
Other various forms of variations or variation.Here all embodiments can not be exhaustive.It is every to belong to the utility model
Technical solution changes and variations that derived from still in the scope of protection of the utility model row.
Claims (3)
1. a kind of underwater leading truck that cable technology is worn based on HDD, it is characterised in that：Including bend loss, straight pipe, ring flange, water
Under rotatable bearing and external hanging type fixed platform, several bend loss and straight pipe connect composition leading truck master by ring flange
Body is oriented to frame body and is connected by external hanging type fixed platform with working mother boat, and working mother boat is equipped with horizontal directional drilling machine, is oriented to
The bottom of frame body is connected by underwater rotatable bearing with the bottom, and the bend loss and straight pipe are triangular truss formula branch
Support structure, triangular truss formula support construction includes a supervisor and two branch pipes, when needing to connect bend loss with straight pipe
During combination, supervisor is opposite with supervisor, and branch pipe is opposite with branch pipe, wear cable drilling rod can be oriented in the supervisor of frame body normally advance with
It turns to, realizes drilling rod incidence angle by 45 ° to the transformation for entering 20 ° of mud angle.
2. the underwater leading truck according to claim 1 that cable technology is worn based on HDD, it is characterised in that：It is described to revolve under water
Turn bearing include hinged the first bearing and the second bearing, the first rest base be equipped with three anchoring piles, the second bearing be equipped with
The matched groove of leading truck body shape, the second bearing by groove and be equipped with cover board be oriented to frame body be connected fixation.
3. the underwater leading truck according to claim 1 that cable technology is worn based on HDD, it is characterised in that：The external hanging type is consolidated
Fixed platform includes hinged three abutments and the 4th bearing, and three abutments section is L-type, which is provided with bolt hole, three abutments
It is fixed by bolt and working mother boat, the 4th bearing is equipped with to be led to the matched groove of leading truck body shape, the 4th bearing
It crosses groove and is equipped with cover board and be connected fixation with being oriented to frame body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721391436.3U CN207450193U (en) | 2017-10-26 | 2017-10-26 | A kind of underwater leading truck that cable technology is worn based on HDD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721391436.3U CN207450193U (en) | 2017-10-26 | 2017-10-26 | A kind of underwater leading truck that cable technology is worn based on HDD |
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| CN207450193U true CN207450193U (en) | 2018-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032971A (en) * | 2017-10-26 | 2018-05-15 | 武汉理工大学 | A kind of underwater leading truck and its method of work that cable technology is worn based on HDD |
| CN111055976A (en) * | 2019-11-14 | 2020-04-24 | 中国船舶重工集团公司第七0五研究所 | Torpedo is retrieved fast and is lifted by crane instrument |
-
2017
- 2017-10-26 CN CN201721391436.3U patent/CN207450193U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032971A (en) * | 2017-10-26 | 2018-05-15 | 武汉理工大学 | A kind of underwater leading truck and its method of work that cable technology is worn based on HDD |
| CN111055976A (en) * | 2019-11-14 | 2020-04-24 | 中国船舶重工集团公司第七0五研究所 | Torpedo is retrieved fast and is lifted by crane instrument |
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