CN100374663C - Chain type digger for self-propelled sea cable burying machine - Google Patents
Chain type digger for self-propelled sea cable burying machine Download PDFInfo
- Publication number
- CN100374663C CN100374663C CNB200410011409XA CN200410011409A CN100374663C CN 100374663 C CN100374663 C CN 100374663C CN B200410011409X A CNB200410011409X A CN B200410011409XA CN 200410011409 A CN200410011409 A CN 200410011409A CN 100374663 C CN100374663 C CN 100374663C
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- Prior art keywords
- chain
- arm
- oil cylinder
- depressing
- downward pressed
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Abstract
The present invention discloses a chain type digging tool of a self-propelled submarine cable embedding machine. A downward pressed arm of the chain type digging tool is in a box body structure, and is wrapped by a chain. The front end part of the downward pressed arm is in the shape of a pipe, and is plugged with a rotary supporting seat to form a rotary shaft. The rotary supporting seat is installed on a vehicle body of an embedding machine by a connecting plate, and a hydraulic motor arranged in the rotary supporting seat is connected with a chain wheel of a digging chain. A track steel plate with cutting teeth is installed on the chain. One end of a downward pressed oil cylinder is installed on a frame of the vehicle body which is provided with the embedding machine, and the other end of the downward pressed oil cylinder is connected with a structure in the shape of a pipe on the downward pressed arm. A chain tension device is arranged in the free end of the downward pressed arm. A bracket at the lower part is installed above the downward pressed arm, and one end of the bracket is fixedly connected with one end of the downward pressed arm. A downward pressed device is in a frame structure with a U-shaped cross section, is hinged with the downward pressed arm by a hinging shaft on the side surface of the downward pressed device, and is positioned above the bracket at the lower part. One end of an oil cylinder with an open cover is hinged with the downward pressed arm, and the other end of the oil cylinder with an open cover is installed on the hinging shaft at the side surface. The chain type digging tool has the advantages of convenient reloading, simple structure and low cost. The chain type digging tool can be applied to a self-propelled or floating self-propelled submarine cable embedding machine.
Description
Technical field
The present invention relates to excavating tools, specifically a kind of self-propelled submarine cable burying machine chain type excavating tools.
Background technology
The fast development of global communication industry need be at sea-bottom embedment a large amount of cable and optical cable (extra large cable).Early stage cable passes through the seabed, is directly to be placed on the seabed without burying underground.But, because the activity that marine ship and fishery are fished for increases,, being subjected to causing damage for preventing transoceanic submarine cable from the fifties in last century, people begin development and exploitation cable burial technology.Be to adapt to the continuous increase of the operating water depth and the depth of burying, last century the nineties to have occurred be the self-propelled submarine cable burying machine of walking mechanism with the crawler belt.When shear strength was the hard silt sea-bottom embedment cable of 25-400kPa, self-propelled burying machine generally need be equipped with the chain type excavating tools.The chain type excavating tools is based on the principle of machine cuts, excavation, by being installed in the continuous motion of the tooth on the cutting chain, is implemented in the function of ditching in the soil.The chain type excavating tools can swing up and down, and adjusts excavation depth as required.For the extra large cable of being buried underground being carried out suitable protection and bury extra large cable underground the predetermined degree of depth, the chain type excavating tools also is provided with extra large cable passage and depresses device.But chain type excavating tools of the prior art is many with burying machine body tie point, be connected the pattern relative complex; For avoiding seawater corrosion, chain, connecting pin, axle etc. have adopted stainless steel material, bearing that lubricated and compensation arrangement need be arranged, and this causes complex structure, cost to increase.
Summary of the invention
In order to overcome above-mentioned deficiency, the purpose of this invention is to provide a kind ofly be convenient to change the outfit, simple in structure, chain type excavating tools that cost is low, it can be applicable to self-propelled or the self-propelled submarine cable burying machine that swims on.
To achieve these goals, technical scheme of the present invention is: by depressing device, digger chain, chain stretching device, lower tray, depress oil cylinder, hydraulic motor and sprocket wheel, the oil cylinder of uncapping, pivoting support, overturning oil cylinder, depressing arm forms, wherein depressing arm is body structure, whole chain parcel by digger chain, leading section is a tubular structure, be plugged on pivoting support and constitute gyroaxis, described pivoting support is installed on the burying machine car body correct frame with bolt with vertical junction plate by level, the hydraulic motor of establishing in it is connected with the sprocket wheel of digger chain by flange, sprocket wheel and chain engages; The caterpillar steel plate of band cutting teeth is installed on chain; Depress oil cylinder one end is installed on the burying machine vehicle body frame, and the other end links to each other with the described tubular structure of depressing on the arm; In depressing the arm free end, be equiped with chain stretching device; Lower tray is installed in the top of depressing arm, the one end is connected with an end of depressing arm, depressing device is the U-shaped cross-section frame construction, by its side jointed shaft with to depress arm hinged, and be positioned at above the lower tray, uncap oil cylinder one end with to depress arm hinged, and the other end is installed on the jointed shaft of side by support plate;
Described chain stretching device is made up of regulating wheel, tensioning spring, and regulating wheel is installed in by tensioning spring and depresses on the arm inner slide;
Described lower tray is straightway, curved section two-part structure, and described straightway is made up of turnover panel and backing plate, and turnover panel is that cross section is circular arc, bar shaped frame construction, is positioned at the backing plate top, is connected as a body by backing plate and curved section; The backing plate bottom surface is the plane, above structure corresponding with turnover panel, be installed in and depress arm top, the one end is connected with tubular structure one end of depressing arm; If overturning oil cylinder serves as that axle is installed between turnover panel and the backing plate with the overturning pivot on the backing plate;
The bend radius of described curved section is greater than bend radius that extra large cable allowed.
The present invention has following advantage:
1. simple in structure.Chain type excavating tools of the present invention is few with burying machine body tie point, the connection pattern is relative simple, is convenient to change the outfit on extra large cable burying machine.
2. cost is low.Since the chain strip adoption of digger chain of the present invention engineering machinery usefulness, batch process, cheap fine pith standard caterpillar chain rail, do not use the chain rail of stainless steel material, but whole piece replacing after the consumable accessory serious wear.Bearing need not lubricated and compensation arrangement, so reduced cost in simple in structure.
3. applied range.Chain type excavating tools of the present invention overtesting proves practicable, can satisfy and bury the cable job requirements under water, and is safe and reliable, can be applicable to self-propelled or the self-propelled submarine cable burying machine that swims on.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is described in further detail.
As Fig. 1,2, shown in 3, chain type excavating tools of the present invention is structurally mainly by depressing device 1, digger chain 2, chain stretching device 3, lower tray 4, depress oil cylinder 5, hydraulic motor and sprocket wheel 6, the oil cylinder 7 of uncapping, pivoting support 8, overturning oil cylinder 9, depressing arm 10 forms, wherein depress arm 10 and be body structure, whole chain parcel by digger chain 2, leading section is a tubular structure, be plugged on pivoting support 8 and constitute gyroaxis, described pivoting support 8 is installed on the burying machine car body correct frame with bolt with vertical junction plate by level, the hydraulic motor of establishing in it is connected (referring to Fig. 2 with the sprocket wheel of digger chain 2 by flange, 6 is hydraulic motor and sprocket wheel), sprocket wheel and chain engages, hydraulic motor are connected the front end of pivoting support 8 with bolt; Depress oil cylinder 5 one ends are installed in to be established on the burying machine vehicle body frame, and the other end links to each other with the described tubular structure of depressing on the arm 10; In depressing arm 10 free ends, be equiped with chain stretching device 3; Lower tray 4 is installed in the top of depressing arm 10, the one end is connected with an end of depressing arm 10, depress device 1 and be U-shaped cross-section frame construction (U-shaped mouth down), survey face jointed shaft 11 and depress arm 10 hinged by it, and be positioned at lower tray 4 tops, uncap oil cylinder 7 one ends with depress arm 10 and be connected, the other end is installed on the side jointed shaft 11 (drive by side jointed shaft 11 and depress device 1 upset) by support plate;
On chain, the caterpillar steel plate that is welded with cutting teeth is installed by bolt;
Described chain stretching device 3 is made up of regulating wheel 31, tensioning spring 32, and regulating wheel 31 is installed on the slideway of depressing in the arm 10 by tensioning spring 32;
Described lower tray 4 is straightway, curved section two-part structure, and described straightway is made up of turnover panel 41 and backing plate 42, and turnover panel 41 is that cross section is the strip frame construction of circular arc, is positioned at backing plate 42 tops, is connected as a body by backing plate 42 and curved section; Backing plate 42 bottom surfaces are the plane, above structure corresponding with turnover panel 41, be installed in and depress arm 10 tops, the one end is connected with tubular structure one end of depressing arm 10; If overturning oil cylinder 9 serves as that axle is installed between turnover panel 41 and the backing plate 42 with the overturning pivot on the backing plate 42 43; The bend radius of described curved section is greater than bend radius that extra large cable allowed.
The course of work of the present invention and principle are as follows:
The two has constituted the main structural framework of chain type excavating tools to described pivoting support 8 with depressing arm 10.The level of pivoting support 8 is installed on the burying machine car body correct frame by bolt with vertical junction plate, and this simple connected mode of the employing between chain type excavating tools and burying machine body extremely is convenient to the dismounting of chain type excavating tools.Depressing arm 10 is that the packing less box-shaped packaged unit that a steel plate welds is used to support digger chain 2, its anterior tube-shaped structural components and pivoting support 8 constitute the gyroaxis of chain type instrument, comprise in the chain type instrument and depress arm 10, digger chain 2, depress device 1 etc. and under the driving of depress oil cylinder 5, can rotate, be lowered into the excavation depth of sea bottom surface following provisions around described gyroaxis.
The fine pith standard caterpillar chain rail that the chain strip adoption engineering machinery of digger chain 2 is used does not use the chain rail of stainless steel material, because of this standard chain rail produce in batches, cheap, but whole piece is changed after the serious wear.The present invention is equipped with the caterpillar steel plate that is welded with cutting teeth by bolt on chain, these cutting teeths are that tip materials is the standard cutting teeth of carbide alloy, after finding that cutting teeth damages, can change creeper tread separately.The drive sprocket of digger chain 2 is directly installed on the output flange of hydraulic motor.A chain stretching device 3 of being made up of tensioning spring 32 and regulating wheel 31 is housed in the bottom of depressing arm 10.In the tensioning that the effect lower chain of tensioning spring 32 keeps appropriateness, regulating wheel 31 can slide in depressing arm 10, and the rate of tension of chain can be adjusted as required.
Be connected the lower tray of depressing on the arm 10 4 and depress device 1 what be provided with above the digger chain 2, constituted extra large cable guide channel.The device 1 of depressing of lower tray 4 and top has formed a closed channel when job state, the extra large cable of being buried underground passes through from passage, can prevent that the chain and the tooth that run up from damaging extra large cable, and depresses device 1 and can oppress extra large cable and enter the bottom of digging out groove.The bend radius of sea cable guide channel is greater than the bend radius that extra large cable allows.Under the effect of overturning oil cylinder 9, the straightway of passage can carry out horizontal 90 ° flip-flop movement, directly extra large cable is unloaded from passage.Depressing device 1 is that a cross section is the U-shaped framework, be installed in the top of depressing arm 10 by a side jointed shaft 11, under the driving of the oil cylinder 7 of uncapping, can realize the open and close function (upset of depressing device 1 is the open and close of device 1 under the finger pressure) of extra large cable guide channel loam cake.The superjacent air space of lower tray 4 gets out of the way fully when depressing device 1 and opening, to load and unload extra large cable.
Chain type excavating tools of the present invention is practicable through evidence.The chain type excavating tools is simple in structure, and consumable accessory is easy to change, and is safe and reliable, seawater corrosion resistance, and applied range is convenient to change the outfit on extra large cable burying machine.
Claims (4)
1. self-propelled submarine cable burying machine chain type excavating tools, it is characterized in that: by depressing device (1), digger chain (2), chain stretching device (3), lower tray (4), depress oil cylinder (5), hydraulic motor and sprocket wheel (6), the oil cylinder (7) of uncapping, pivoting support (8), overturning oil cylinder (9), depressing arm (10) forms, wherein depressing arm (10) is body structure, whole chain parcel by digger chain (2), leading section is a tubular structure, be plugged on pivoting support (8) and constitute gyroaxis, described pivoting support (8) is installed on the burying machine vehicle body frame by junction plate, the hydraulic motor of establishing in it is connected sprocket wheel and chain engages by the sprocket wheel of flange with digger chain (2); The caterpillar steel plate of band cutting teeth is installed on chain; Depress oil cylinder (5) one ends are installed on the burying machine vehicle body frame, and the other end links to each other with the described tubular structure of depressing on the arm (10); In depressing arm (10) free end, be equiped with chain stretching device (3); Lower tray (4) is installed in the top of depressing arm (10), the one end is connected with an end of depressing arm (10), depress device (1) and be the U-shaped cross-section frame construction, by its side jointed shaft (11) with to depress arm (10) hinged, and be positioned at above the lower tray (4), uncap oil cylinder (7) one ends with to depress arm (10) hinged, and the other end is installed on the side jointed shaft (11) by support plate.
2. by the described self-propelled submarine cable burying machine chain type excavating tools of claim 1, it is characterized in that: described chain stretching device (3) is made up of regulating wheel (31), tensioning spring (32), and regulating wheel (31) is installed in by tensioning spring (32) and depresses on arm (10) inner slide
3. by the described self-propelled submarine cable burying machine chain type excavating tools of claim 1, it is characterized in that: described lower tray (4) is straightway, curved section two-part structure, described straightway is made up of turnover panel (41) and backing plate (42), turnover panel (41) is that cross section is the strip frame construction of circular arc, be positioned at backing plate (42) top, be connected as a body by backing plate (42) and curved section; Backing plate (42) bottom surface is the plane, above structure corresponding with turnover panel (41), be installed in and depress arm (10) top, the one end is connected with tubular structure one end of depressing arm (10); If overturning oil cylinder (9) serves as that axle is installed between turnover panel (41) and the backing plate (42) with the overturning pivot (43) on the backing plate (42).
4. by the described self-propelled submarine cable burying machine chain type excavating tools of claim 3, it is characterized in that: the bend radius of described curved section is greater than bend radius that extra large cable allowed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410011409XA CN100374663C (en) | 2004-12-30 | 2004-12-30 | Chain type digger for self-propelled sea cable burying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200410011409XA CN100374663C (en) | 2004-12-30 | 2004-12-30 | Chain type digger for self-propelled sea cable burying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1800521A CN1800521A (en) | 2006-07-12 |
| CN100374663C true CN100374663C (en) | 2008-03-12 |
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ID=36810706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200410011409XA Expired - Fee Related CN100374663C (en) | 2004-12-30 | 2004-12-30 | Chain type digger for self-propelled sea cable burying machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN100374663C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412533A (en) * | 2011-11-28 | 2012-04-11 | 江苏海上龙源风力发电有限公司 | Intertidal belt submarine cable paving method |
| CN105297806B (en) * | 2015-10-09 | 2018-01-05 | 潍坊友容实业有限公司 | Chain trencher |
| CN110011865A (en) * | 2019-05-17 | 2019-07-12 | 启迪入思技术有限公司 | High-speed communication and electric power networks building method and system in the subsurface rock of seabed |
| NL2024240B1 (en) * | 2019-11-14 | 2021-07-29 | Royal Ihc Ltd | Device, method and assembly for providing an elongate element in a seabed |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01264511A (en) * | 1988-04-11 | 1989-10-20 | Nippon Telegr & Teleph Corp <Ntt> | Device for burying submarine cable |
| JP2002327450A (en) * | 2001-04-27 | 2002-11-15 | Kobelco Contstruction Machinery Ltd | Digger and excavator for underground continuous groove |
| CN2601268Y (en) * | 2002-08-15 | 2004-01-28 | 王大畏 | Chain-blade type optical cable excavator |
| CN1615932A (en) * | 2003-11-14 | 2005-05-18 | 新疆奇康哈博维药有限公司 | Preparation for removing blood stasis keeping kidney essence |
| CN2753804Y (en) * | 2004-12-30 | 2006-01-25 | 中国科学院沈阳自动化研究所 | Underwater chain digging tool |
-
2004
- 2004-12-30 CN CNB200410011409XA patent/CN100374663C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01264511A (en) * | 1988-04-11 | 1989-10-20 | Nippon Telegr & Teleph Corp <Ntt> | Device for burying submarine cable |
| JP2002327450A (en) * | 2001-04-27 | 2002-11-15 | Kobelco Contstruction Machinery Ltd | Digger and excavator for underground continuous groove |
| CN2601268Y (en) * | 2002-08-15 | 2004-01-28 | 王大畏 | Chain-blade type optical cable excavator |
| CN1615932A (en) * | 2003-11-14 | 2005-05-18 | 新疆奇康哈博维药有限公司 | Preparation for removing blood stasis keeping kidney essence |
| CN2753804Y (en) * | 2004-12-30 | 2006-01-25 | 中国科学院沈阳自动化研究所 | Underwater chain digging tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1800521A (en) | 2006-07-12 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080312 Termination date: 20100201 |