CN205975767U - Cutter suction dredger inhales discharge pipeline return bend assembly - Google Patents
Cutter suction dredger inhales discharge pipeline return bend assembly Download PDFInfo
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- CN205975767U CN205975767U CN201620857150.9U CN201620857150U CN205975767U CN 205975767 U CN205975767 U CN 205975767U CN 201620857150 U CN201620857150 U CN 201620857150U CN 205975767 U CN205975767 U CN 205975767U
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- bend pipe
- stuffing
- flange
- wear
- box
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Abstract
The utility model relates to a cutter suction dredger inhales discharge pipeline return bend assembly. Including first return bend (3), second return bend (9) with be located packing box (6) between the two, all be equipped with first flange (1) at the both ends of first return bend (3), all be equipped with second flange (8) at the both ends of second return bend (9), the one end of packing box (6) passes through that flange is connected with inner first flange (1) the butt joint of first return bend (3), the other end passes through flange and docks with second flange (8) of second return bend (9) the inner and be connected, on the inner wall of first return bend (3), the position fixed mounting of just external port has a plurality of first wear -resisting pieces (2), fixed mounting has the wear -resisting pieces in a plurality of centres (5) on the inner wall of packing box (6), on the inner wall of second return bend (9), the position fixed mounting of just external port has the wear -resisting pieces of a plurality of seconds (10).
Description
Technical field
This utility model belongs to dredger equipment technical field, and the suction mud delivery pipeline of more particularly, to a kind of cutter suction dredger is curved
Pipe assembly.
Background technology
The manipulating object of cutter suction dredger is typically all ground, running into that hardness is high, particle diameter is thick, have sharp-edged soil or
During block stone, the abrasion of dredging plant is extremely serious.The abrasion of equipment not only increases replacing and the maintenance cost of spare part, and
Increased the downtime of equipment.Therefore, how to improve the anti-wear performance of dredging plant and service life is that dredging enterprises are badly in need of
The a great problem solving.
Existing cutter suction dredger typically all suffers from same problem in construction, because these particular locality soil properties are former
Because causing hull suction mud piping serious wear, repair frequency height, input cost greatly, restrict Ship production efficiency.
The research of novel wear resistant dredging plant is in the starting stage, and outer being directed to improves dredging plant rub proofness at present
Research all lays particular emphasis on the making material improving or changing dredging plant, and application on dredging plant for the composite plate is very wide
General, the research and development of nonmetallic materials discharge pipeline and application have begun working on.With China dredger operation waters scope deeper,
Farther, dredging soil property has been rendered obvious by out multiformity, when particularly soil property is middle rough sand folder gravel, dredging plant abrasion is added
Play, therefore puts forward higher requirement to the anti-wear performance of flow device and the dredging tube line excessively of dredger.Recent year is each to be dredged
Dredge enterprise and increase the attention degree to high-abrasive material and R＆D intensity, propose and tentatively implement the application of high-abrasive material.So
And according to the actual fact, high-abrasive material is had got long long way to go in the extensive application of each dredging vessel.At this stage in exploitation
While application new material, how under existence conditionses, to improve the abrasion of mud delivery pipeline to greatest extent by taking some means
Situation, thus produce more directly, faster production effect and economic benefit, be the direction being currently needed for making great efforts.
Utility model content
This utility model provides a kind of structure design advantages of simple, resistance to for solving technical problem present in known technology
The suction mud delivery pipeline bend pipe assembly of the cutter suction dredger of mill excellent.
This utility model is adopted the technical scheme that by solving technical problem present in known technology：A kind of suction of strand is dug
The mud delivery pipeline bend pipe assembly of inhaling of mud ship includes the first bend pipe, the second bend pipe and is located at stuffing-box between the two, curved first
The two ends of pipe are equipped with first flange, are equipped with second flange at the two ends of the second bend pipe, and connection method is passed through in one end of stuffing-box
The second flange that the blue first flange docking inner with the first bend pipe is connected, the other end passes through adpting flange and the second bend pipe is inner
Docking connects；It is installed with multiple first wear-resistant blocks on the inwall of the first bend pipe, just to the position of external port, in stuffing-box
Inwall on be installed with multiple middle wear-resistant blocks, fixedly mount on the inwall of the second bend pipe, just to the position of external port
There are multiple second wear-resistant blocks.
Advantage of the present utility model and good effect are：This utility model provides a kind of strand of structure design advantages of simple
The suction mud delivery pipeline bend pipe assembly of absorbing dredge boat, compared with existing bend pipe assembly, the bend pipe assembly cooperation of the technical program twists
Absorbing dredge boat carries out auxiliary construction, realizes freely swinging and having turned connection of pipeline for connecting, have installation during mud delivery pipeline
Conveniently, realize 180 ° of rotations, safeguard simple characteristic.By in the first bend pipe, the second bend pipe and the stuffing-box positioned at centre
On inwall, wear-resistant block is set, improves the ability that the resistance to mud of whole bend pipe assembly washes away and corrodes, specific shock zone is risen
To good protective action.Excavate medium coarse sand add gravel or circle gravel mix wait wear and tear more serious soil property when, this wear-resistant block
Arrangement can be suitable reduction pipeline inner close fitting upstream face region flow velocity, reduce abrasion to this region, make whole
The abrasion of bend pipe assembly is more uniform, and wear-resistant block also functions to the wear-resistant effect of cladding plate simultaneously.After installing wear-resistant block additional, in small range
Interior Dredged marerial is played certain chooses stream effect, it is to avoid Dredged marerial is directly washed away elbow when entering straight tube through elbow and is connected with straight tube
The weld seam of cladding plate after flange, thus also solve a difficult problem for serious wear at this.Whole bend pipe assembly can be obviously improved dredging
Dredge the efficiency of construction, reduce the expense safeguarded, improve the benefit of construction.
Preferably：The inner of first bend pipe and the central axis of outer end；The inner of second bend pipe and the centrage of outer end
Vertically.
Preferably：Described filler letter includes stuffing-box inner tube, stuffing-box outer tube and gland, and gland is set in stuffing-box
Guan Shang, is provided with filler in the space between stuffing-box inner tube, stuffing-box outer tube and gland three.
Preferably：Be provided with adpting flange in the outer end of stuffing-box inner tube, the docking of this adpting flange and first flange be connected and
Between it is provided with the first sealing gasket；It is provided with adpting flange in the outer end of stuffing-box outer tube, this adpting flange and second flange
Docking connects and is between provided with the second sealing gasket.
Preferably：The side wall of the second bend pipe is installed with drain valve.
Preferably：First wear-resistant block, middle wear-resistant block are equivalently-sized with the second wear-resistant block, and length is 30-50cm, width
For 15-25cm, thickness is 3-5cm.
Brief description
Fig. 1 is main view cross section structure diagram of the present utility model；
Fig. 2 is the main view cross section structure diagram of stuffing-box in Fig. 1.
In figure：1st, first flange；2nd, the first wear-resistant block；3rd, the first bend pipe；4th, the first sealing gasket；5th, middle wear-resistant block；6、
Stuffing-box；6-1, stuffing-box inner tube；6-2, gland；6-3, stuffing-box outer tube；7th, the second sealing gasket；8th, second flange；9th, second
Bend pipe；10th, the second wear-resistant block.
Specific embodiment
For content of the invention of the present utility model, feature and effect can be further appreciated that, hereby lift following examples and describe in detail
As follows：
Refer to Fig. 1, the suction mud delivery pipeline bend pipe assembly of cutter suction dredger of the present utility model include the first bend pipe 3,
Two bend pipes 9 and be located at stuffing-box 6 between the two, are equipped with first flange 1 at the two ends of the first bend pipe 3, in the second bend pipe 9
Two ends are equipped with second flange 8, and the first flange 1 of adpting flange and the first bend pipe 3 the inner is passed through in succession in one end of stuffing-box 6
Connect, the other end is passed through adpting flange and is connected with second flange 8 docking of the second bend pipe 9 the inner.
On the inwall of the first bend pipe 3, just the position of external port is installed with multiple first wear-resistant blocks 2, in filler
Multiple middle wear-resistant blocks 5 are installed with the inwall of letter 6, on the inwall of the second bend pipe 9, just the position of external port are fixed
Multiple second wear-resistant blocks 10 are installed.
In the present embodiment, the inner of the first bend pipe 3 and the central axis of outer end；The inner of second bend pipe 9 and outer end
Central axis.
Fig. 2 be stuffing-box 6 structural representation it can be seen that：Stuffing-box 6 includes stuffing-box inner tube 6-1, stuffing-box outer tube
6-3 and gland 6-2, gland 6-2 are set in stuffing-box inner tube 6-1, stuffing-box inner tube 6-1, stuffing-box outer tube 6-3 and
It is provided with filler in space between gland 6-2 three.
In the present embodiment, it is provided with adpting flange in the outer end of stuffing-box inner tube 6-1, this adpting flange is right with first flange 1
Connect and be between provided with the first sealing gasket 4 in succession；It is provided with adpting flange in the outer end of stuffing-box outer tube 6-3, this connection method
Blue docking with second flange 8 is connected and is between provided with the second sealing gasket 7.
It is installed with drain valve on the side wall of the second bend pipe 9, for discharging the content of bend pipe assembly in the present embodiment
Thing.
Size aspect, in the present embodiment：First wear-resistant block 2, middle wear-resistant block 5 are equivalently-sized with the second wear-resistant block 10,
Length is 30-50cm, preferably 40cm, and width is 15-25cm, preferably 22cm, and thickness is 3-5cm, preferably 3.5cm.
Beneficial effect：
Being welded with wear-resistant block major function in the ad-hoc location of bend pipe assembly has at 3 points：One is more in excavation region rubble
When, wear-resistant block can play opposing stone impact effect, especially elbow after stern, upper and lower drop is larger, stone under
The impact of elbow upstream face is quite big, and being welded with wear-resistant block has good protective effect to this region；Two is to add in excavation medium coarse sand
Gravel or circle gravel mix when waiting the more serious soil property of abrasion, in the reduction pipeline that the arrangement of this wear-resistant block can be suitable tightly
The flow velocity in patch upstream face region, reduces abrasion to this region, makes that the abrasion of whole elbow is more uniform, and wear-resistant block also rises simultaneously
Wear-resistant effect to cladding plate；Three be welded with wear-resistant block after, to a small range Dredged marerial is played certain choose stream effect, keep away
The weld seam of cladding plate after exempting from directly to wash away elbow and straight tube adpting flange when Dredged marerial enters straight tube through elbow, thus also solve this
A difficult problem for place's serious wear.
Technical specification：
During advancing this technological transformation skill leather project, through practice test, after elbow is welded with wear-resistant block, elbow is using week
Phase is at least up to original 6 times.
Claims (6)
1. a kind of suction mud delivery pipeline bend pipe assembly of cutter suction dredger, is characterized in that：Including the first bend pipe (3), the second bend pipe (9)
Stuffing-box (6) with being located between the two, is equipped with first flange (1) at the two ends of the first bend pipe (3), in the second bend pipe (9)
Two ends be equipped with second flange (8), the first method of adpting flange and the first bend pipe (3) the inner is passed through in one end of stuffing-box (6)
Blue (1) docking connects, the other end passes through adpting flange second flange (8) docking inner with the second bend pipe (9) and is connected；First
On the inwall of bend pipe (3), just the position of external port is installed with multiple first wear-resistant blocks (2), in the inwall of stuffing-box (6)
On be installed with multiple middle wear-resistant blocks (5), fixedly mount on the inwall of the second bend pipe (9), just to the position of external port
There are multiple second wear-resistant blocks (10).
2. a kind of suction mud delivery pipeline bend pipe assembly of cutter suction dredger as claimed in claim 1, is characterized in that：First bend pipe
(3) the inner and the central axis of outer end；The inner of second bend pipe (9) and the central axis of outer end.
3. a kind of suction mud delivery pipeline bend pipe assembly of cutter suction dredger as claimed in claim 2, is characterized in that：Described filler letter
(6) stuffing-box inner tube (6-1), stuffing-box outer tube (6-3) and gland (6-2) are included, gland (6-2) is set in stuffing-box inner tube
(6-1), on, it is provided with the space between stuffing-box inner tube (6-1), stuffing-box outer tube (6-3) and gland (6-2) three and fills out
Material.
4. a kind of suction mud delivery pipeline bend pipe assembly of cutter suction dredger as claimed in claim 3, is characterized in that：In stuffing-box
The outer end of pipe (6-1) is provided with adpting flange, and this adpting flange is connected and is between provided with first with first flange (1) docking
Sealing gasket (4)；It is provided with adpting flange in the outer end of stuffing-box outer tube (6-3), this adpting flange is connected with second flange (8) docking
And between it is provided with the second sealing gasket (7).
5. the suction mud delivery pipeline bend pipe assembly of the cutter suction dredger as described in any one of Claims 1-4, is characterized in that：?
It is installed with drain valve on the side wall of two bend pipes (9).
6. the suction mud delivery pipeline bend pipe assembly of the cutter suction dredger as described in any one of Claims 1-4, is characterized in that：First
Wear-resistant block (2), middle wear-resistant block (5) are equivalently-sized with the second wear-resistant block (10), and length is 30-50cm, and width is 15-
25cm, thickness is 3-5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620857150.9U CN205975767U (en) | 2016-08-08 | 2016-08-08 | Cutter suction dredger inhales discharge pipeline return bend assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620857150.9U CN205975767U (en) | 2016-08-08 | 2016-08-08 | Cutter suction dredger inhales discharge pipeline return bend assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205975767U true CN205975767U (en) | 2017-02-22 |
Family
ID=59976596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620857150.9U Active CN205975767U (en) | 2016-08-08 | 2016-08-08 | Cutter suction dredger inhales discharge pipeline return bend assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205975767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618539A (en) * | 2020-06-12 | 2020-09-04 | 烟台翊德船舶维修有限公司 | Production process of wear-resistant layer for flow passage component of cutter suction dredger |
-
2016
- 2016-08-08 CN CN201620857150.9U patent/CN205975767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111618539A (en) * | 2020-06-12 | 2020-09-04 | 烟台翊德船舶维修有限公司 | Production process of wear-resistant layer for flow passage component of cutter suction dredger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 346, Chentang technology incubator, 17 Yujiang Road, Hexi District, Tianjin, 300221 Patentee after: CCCC (Tianjin) Dredging Engineering Co.,Ltd. Patentee after: CCCC TIANJIN DREDGING Co.,Ltd. Patentee after: CCCC-TDC ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee after: CCCC TIANJIN DREDGING HARBOUR CONSTRUCTION ENGINEERING Co.,Ltd. Patentee after: CCCC TIANJIN PORT & WATERWAY PROSPECTION & DESIGN RESEARCH INSTITUTE Co.,Ltd. Patentee after: CCCC TDC SOUTHERN COMMUNICATIONS CONSTRUCTION Co.,Ltd. Patentee after: CCCC TDC ENVIRONMENTAL PROTECTION DREDGING Co.,Ltd. Address before: Tianhang building, No.1, Tanggu Central Road, Binhai New Area, Tianjin 300450 Patentee before: CCCC-TDC BINHAI ENVIRONMENTAL CHANNEL DREDGING Co.,Ltd. Patentee before: CCCC TIANJIN DREDGING Co.,Ltd. Patentee before: CCCC-TDC ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee before: CCCC TIANJIN DREDGING HARBOUR CONSTRUCTION ENGINEERING Co.,Ltd. Patentee before: CCCC TIANJIN PORT & WATERWAY PROSPECTION & DESIGN RESEARCH INSTITUTE Co.,Ltd. Patentee before: CCCC TDC SOUTHERN COMMUNICATIONS CONSTRUCTION Co.,Ltd. Patentee before: CCCC TDC ENVIRONMENTAL PROTECTION DREDGING Co.,Ltd. |
|
| CP03 | Change of name, title or address |