CN208088382U - Dredge the drag head two-sided vomerine tooth of band bath - Google Patents
Dredge the drag head two-sided vomerine tooth of band bath Download PDFInfo
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- CN208088382U CN208088382U CN201820258745.1U CN201820258745U CN208088382U CN 208088382 U CN208088382 U CN 208088382U CN 201820258745 U CN201820258745 U CN 201820258745U CN 208088382 U CN208088382 U CN 208088382U
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- tooth
- drag head
- sided
- vomerine
- toothholder
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Abstract
The utility model is related to a kind of dredging drag head two-sided vomerine tooths of band bath.The utility model belongs to Dredging Technology field.A kind of dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Dredging drag head is made of with the two-sided vomerine tooth of band bath toothholder and tooth, and toothholder is mounted at drag head wear-resistant block position, and tooth is mounted on toothholder;The tooth wing is arranged on tooth lower end both sides, is in extended configuration after tooth flapwise;The dry middle part of tooth is provided with water flushing channel.The utility model has simple in structure, it is easy to assembly, increase the perturbed force to closely knit class soil property, energy continuous effective completes action of burying, loosen the soil, break ground and dig, improve the efficiency for excavating closely knit class soil property, the advantages that reducing the labor intensity of crewman, reducing the construction period, be suitable for excavating closely knit class soil property.
Description
Technical field
The utility model belongs to Dredging Technology field, more particularly to a kind of dredging drag head band bath twin wrest
Tooth.
Background technology
Currently, free floating suction dredge(r) is dug in the engineering of closely knit class soil property dredging, due to closely knit class soil property compactness is high,
Grain composition preferably etc. properties, many difficulty and trouble are brought to Dredging Process.Due to pointed tooth, the structure of flat tooth limits, and makes
It breaks ground after burying and scarce capacity or cannot effectively bury;Even if being applicable in vomerine tooth to excavate it, similarly cannot effectively bury
Or resistance is excessive after burying, and can not achieve and continuously breaks ground.Therefore in the engineering construction of closely knit class soil property, time-consuming and laborious, labor
Fatigue resistance is big, low production efficiency, of high cost, exists and spends the technical problems such as more human and material resources and financial resources.
Invention content
The utility model provides a kind of dredging drag head band bath pair to solve technical problem present in known technology
Face vomerine tooth.
The purpose of this utility model be to provide it is a kind of have simple in structure, easy to assembly, closely knit class soil property is disturbed in increase
Power, energy continuous effective complete action of burying, loosen the soil, break ground and dig, improve the efficiency for excavating closely knit class soil property, reduce crewman
Labor intensity, reduce the construction period, be suitable for the dredging drag head two-sided vomerine tooth of band bath for the features such as excavating closely knit class soil property.
The utility model is composed of toothholder and tooth, and the dredging drag head two-sided vomerine tooth of band bath is made of toothholder and tooth,
Toothholder is mounted at drag head wear-resistant block position, and tooth is mounted on toothholder;The tooth wing is arranged on tooth lower end both sides, is in extend after tooth flapwise
Structure.The drag head two-sided vomerine tooth of band bath is dredged, its main feature is that:Toothholder is undercut shape structure, unilateral side fluting, for not straight slot,
Lower end open-ended;Tooth is divided into that tooth top, tooth are dry and tooth wing three parts, tooth top are I-shaped body, and tooth dry side face is isosceles triangle, tooth
Dry bottom end is the tooth wing, the tooth wing point row both sides, mutually symmetrical structure.Crown plays the role of burying, and bath, which is played, loosens the soil, tooth
The wing plays the role of breaking ground and dig.The auxiliary of bath, the symmetrical double cog wing, reduces the resistance of digging that breaks ground, and increases excavation
The ability of closely knit class soil property, and crown can efficiently use the weight of drag head so that and rake teeth is easy to bury.
The utility model is mounted at drag head wear-resistant block position, can be before drag head carries rake teeth excavation, in advance to close
The operation that real class soil property carries out pine, breaks, turns over, when drag head carries the closely knit class soil property after rake teeth excavates disturbance, cutting output will substantially
Increase.
The utility model is mounted at drag head wear-resistant block position, can efficiently use flushing function, improves the amount of breaking ground, and is improved
Yield in effective construction time.
The two-sided vomerine tooth of the utility model dredging drag head band bath is adopted the technical scheme that:
A kind of dredging drag head two-sided vomerine tooth of band bath, it is characterized in that:Dredging drag head uses band to wash by water two-sided vomerine tooth by toothholder
It is formed with tooth, toothholder is mounted at drag head wear-resistant block position, and tooth is mounted on toothholder;The tooth wing is arranged on tooth lower end both sides, the tooth wing
It is in extended configuration backward;The dry middle part of tooth is provided with water flushing channel.
The two-sided vomerine tooth of the utility model dredging drag head band bath can also adopt the following technical scheme that:
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Toothholder section is undercut shape structure;Tooth is divided into
Tooth top, tooth are dry and tooth wing three parts, tooth top are I-shaped body, and tooth dry side face is isosceles triangle, and tooth dry bottom end is the tooth wing, the tooth wing
Divide row both sides, mutually symmetrical structure.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Toothholder is welded at wear-resistant block position, toothholder list
Side is slotted, top center opening diameter Φ 25-35mm, toothholder long 130-180mm, wide 100-120mm, high 50-70mm;Slot
Long 120-140mm, wide 65-75mm, high 12-18mm.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Tooth always high 200220mm, maximum width 160-
180mm, maximum length 180-200mm, whole and 40-50 ° of horizontal sextant angle.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Vomerine tooth carries water flushing channel, tooth top center
Φ 18-19mm bellmouths, bellmouth lower end aperture Φ 16-17mm are opened, cone angle is in 1.5-2.5 °;Bellmouth top is provided with
30-40 ° of flaring, top aperture Φ 25-35mm.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:The top and bottom of tooth top section I-shape construction are high
12-18mm, the intermediate high 22-28mm in position, tooth top integrally long 120-140mm, wide 65-75mm, high 52-58mm.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Tooth top flushing hole is equipped with closure gasket groove, with punching
The concentric circle in water hole;Annular groove outer circle Φ 510-530mm, groove width 3-8mm, groove depth 2-5mm.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:The dry the widest part 65-75mm of tooth, tooth is done and tooth top
In conjunction with being a right-angle side at side, long 125-135mm, tooth is dry and tooth wing junction is bevel edge, and carries out inside R30- in front end
38mm smears angle processing.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:Tooth wing-like is right angled triangle, apex angle 55-
65 °, 25-35 ° of base angle, thickness is 15-25mm to 10-20mm gradual changes;40-50 ° of tooth wing entirety and plane included angle, with vertical face
130-150 ° of angle.
The dredging drag head two-sided vomerine tooth of band bath, its main feature is that:The crown structure in the form of a duckbill of tooth is pressed from both sides with level
40-50 ° of angle, the wide 25-35mm in tip extend into 35-45mm, thickness 8-12mm backward.
The utility model has the advantages and positive effects of:
Drag head is dredged to use with two-sided vomerine tooth of washing by water as a result of the completely new technical solution of the utility model, with the prior art
It compares, the utility model band two-sided vomerine tooth of washing by water generally is installed at the wear-resistant block position of drag head.Crown can efficiently use drag head
Weight so that rake teeth is easy to bury.Mounted band wash by water two-sided vomerine tooth it is noted that tooth with navigation direction angle, can be by this angle
Degree control is at 15~45 °.Tooth at an angle, can effectively break ground and be digged work to closely knit class soil property with navigation direction
Industry so that closely knit class soil property is preferably cut before reaching rake teeth.Tooth is symmetric form, and both sides uniform force increases and excavates
The ability of closely knit class soil property and reduce accumulation of the earth at vomerine tooth of being digged.Dry increase of tooth blows aquaporin, can be effectively to close
Real class soil property is loosened the soil, and after crown enters soil, soil at crown position is washed away in bath into horizontal high voltage, is aided with appropriate boat
The cooperation of speed, greatly improves the ability that vomerine tooth loosens the soil, breaks ground.This structure can effectively be completed to bury, loosen the soil, break ground and turn over
Soil action is suitable for excavating closely knit class soil property.
Therefore, which obviously strengthens the ability of breaking ground of drag head, is not only able to break ground by mechanical force, moreover it is possible to rely on water
Power, which is washed away, breaks ground, and two power unification, raising is broken ground effect, while it is close to be suitable for excavation by the soil broken to fortune is drawn at suction inlet
Real class soil property improves the efficiency for excavating closely knit class soil property, reduces the labor intensity of crewman, reduce the duration.Meanwhile vomerine tooth
Dismounting is only needed after abrasion, replaces denticle, without welding, without being mechanically fixed, has more efficient, cost is lower, convenient more to save
When the advantages that.
Description of the drawings
Fig. 1 is dredging drag head twin wrest toothing schematic diagram;
Fig. 2 is the structural schematic diagram of Fig. 1 side views;
Fig. 3 is the structural schematic diagram that toothholder is just being put;
Fig. 4 is that toothholder is put upside down structural schematic diagram in Fig. 3.
In figure, 1, tooth top, 2, tooth it is dry, 3, the tooth wing, 4, high-pressure flush channel (tooth is dry), 5, toothholder, 6, high-pressure flush hole (tooth
Seat), 7, tooth, 8, crown.
Specific implementation mode
For that can further appreciate that the invention, features and effects of the utility model, the following examples are hereby given, and coordinates
Detailed description are as follows for attached drawing:
Refering to attached Fig. 1 to Fig. 4.
Embodiment 1
A kind of dredging drag head two-sided vomerine tooth of band bath, is made of, toothholder is mounted on drag head wear-resistant block position toothholder and tooth
Place, tooth are mounted on toothholder;The tooth wing is arranged on tooth lower end both sides, is in extended configuration after tooth flapwise;It is logical that the dry middle part of tooth is provided with bath
Road.Toothholder section is undercut shape structure;Tooth is divided into that tooth top, tooth are dry and tooth wing three parts, tooth top are I-shaped body, tooth dry side face
For isosceles triangle, tooth dry bottom end is the tooth wing, the tooth wing point row both sides, mutually symmetrical structure.
Referring to attached drawing.The drag head two-sided vomerine tooth of band bath is dredged, is made of toothholder 5 and tooth 7, it is resistance to that toothholder 5 is mounted on drag head
At abrading block position, tooth 7 is mounted on toothholder 5;The tooth wing 3 is arranged on tooth and does 2 lower end both sides, and the tooth wing 3 is in extended configuration backward.Toothholder
5 be undercut shape structure, and side is provided with T-slot, for not straight slot, lower end open-ended.Tooth 7 divides for tooth top 1, tooth dry 2 and the tooth wing 3 three
Part, tooth top 1 are cuboid, and the T shapes for corresponding to toothholder 5 are slotted.It is I-shaped that tooth, which does 2 sides, and it is the tooth wing 3, tooth that tooth, which does 2 bottom ends,
The wing 3 divides row both sides, mutually symmetrical structure;3 shape of the tooth wing be right angled triangle, 60 ° of apex angle, 30 ° of base angle, thickness be 20mm extremely
15mm gradual changes;It is whole with 45 ° of plane included angle, with 140 ° of vertical face angle.8 structure in the form of a duckbill of crown, with 45 ° of horizontal sextant angle, point
Width 30mm is held, extends into 40mm, thickness 10mm backward.Open Φ 18.4mm bellmouths, bellmouth lower end aperture in 1 center of tooth top
Φ 16.3mm, cone angle are in 2 °;Bellmouth top is provided with 35 ° of flaring, top aperture Φ 30mm;Flushing hole is equipped with closure gasket groove,
Its circle concentric with flushing hole;Annular groove outer circle Φ 520mm, groove width 5mm, groove depth 3mm.
The concrete structure and its implementation process of the present embodiment:
Dredge the two-sided vomerine tooth of drag head, toothholder is cast iron quality, and tooth is antiwear cast iron alloy material, the two cast respectively and
At.Size is as follows:Toothholder is the structure of falling concave, and unilateral side is slotted, lower end open-ended, top center opening diameter Φ 30mm,
Toothholder long 150mm, wide 110mm, high 60mm;Flute length 130mm, wide 70mm, high 15mm.Tooth always high 210mm, maximum width 170mm,
Maximum length 190mm;Tooth top is I-shaped body, long 130mm, wide 70mm, high 55mm;The dry the widest part 70mm of tooth, side is isosceles
Triangle, tooth it is dry be a right-angle side at tooth top combination side, long 130mm, tooth is dry and tooth wing junction is bevel edge, and front end into
The inside R34mm of row smears angle processing;Crown structure in the form of a duckbill, with 45 ° of horizontal sextant angle, the wide 30mm in tip extends into 40mm backward,
Thickness 10mm;Tooth wing-like is right angled triangle, and 60 ° of apex angle, 30 ° of base angle, thickness is 20mm to 15mm gradual changes;The tooth wing it is whole with
45 ° of plane included angle, with 140 ° of vertical face angle;After entire tooth installation, with 45 ° of plane included angle;Vomerine tooth carries water flushing channel, in tooth top
Φ 18.4mm bellmouths, bellmouth lower end aperture Φ 16.3mm are opened in heart position, and cone angle is in 2 °;Bellmouth top is provided with 35 ° of expansion
Mouthful, top aperture Φ 30mm;Tooth top flushing hole is equipped with closure gasket groove, circle concentric with flushing hole;Annular groove outer circle Φ 520mm,
Groove width 5mm, groove depth 3mm.
The vomerine tooth is composite structure, is made of toothholder and tooth, toothholder is welded at drag head wear-resistant block position, and tooth is with the side of insertion
Formula is installed, and tooth top is installed sealing rubber ring, is inserted into along toothholder fluting, you can is used.Mounted vomerine tooth it is noted that the tooth wing with
The angle in direction is navigated by water, this angle can be controlled at 15~45 ° or so.Two-sided vomerine tooth is washed away with water function is blown using high pressure
Ability soil is loosened, be aided with the cooperation of the appropriate speed of a ship or plane, effect is more preferable.Two tooth wings simultaneously, after vomerine tooth buries, profit
It is effectively broken ground with the tooth wing so that closely knit class soil property is cut in advance before reaching drag head, and cutting output is big, is conducive to subsequent rake
Tooth excavates and the suction of dredge pump.Under certain ship's speed, operation of digging is carried out, earth of being digged can backward be transported along tooth wing upper surface
It is dynamic, hold-up of the earth in suction inlet front of being digged can be greatly reduced so that work of digging is more effective.
The present embodiment vomerine tooth is installed at the wear-resistant block position of drag head, can efficiently use the weight of drag head so that vomerine tooth is easy
In burying;The machine cut ability for the sluicing ability and vomerine tooth for blowing water function can be utilized simultaneously, hence it is evident that strengthen drag head
It breaks ground ability;Dismounting is only needed after rake teeth abrasion, replaces denticle, without welding, is not necessarily to special fixation, more efficient, cost is lower,
It is convenient and time-saving.The present embodiment, which has, makes the closely knit class soil property be cut in advance before being excavated by rake teeth, plays and loosens the soil and dig
Effect effectively increases break ground ability and the amount of breaking ground of rake teeth, improves construction production efficiency, reduce the duration, is suitable for digging
Dig the good effects such as the ship dredging constructions such as closely knit class soil property.
Claims (10)
1. a kind of dredging drag head two-sided vomerine tooth of band bath, it is characterized in that:Dredge drag head use band wash by water two-sided vomerine tooth by toothholder and
Tooth forms, and toothholder is mounted at drag head wear-resistant block position, and tooth is mounted on toothholder;The tooth wing is arranged on tooth lower end both sides, tooth flapwise
It is in extended configuration afterwards;The dry middle part of tooth is provided with water flushing channel.
2. the dredging drag head according to claim 1 two-sided vomerine tooth of band bath, it is characterized in that:Toothholder section is undercut shape
Structure;Tooth is divided into that tooth top, tooth are dry and tooth wing three parts, tooth top are I-shaped body, and tooth dry side face is isosceles triangle, tooth dry bottom end
For the tooth wing, the tooth wing point row both sides, mutually symmetrical structure.
3. the dredging drag head according to claim 2 two-sided vomerine tooth of band bath, it is characterized in that:Toothholder is welded on wear-resistant block position
Place is set, toothholder unilateral side fluting, top center opening diameter Φ 25-35mm, toothholder long 130-180mm, wide 100-120mm are high
50-70mm;Flute length 120-140mm, wide 65-75mm, high 12-18mm.
4. the dredging drag head according to claim 1 or 2 two-sided vomerine tooth of band bath, it is characterized in that:The total high 200220mm of tooth,
Maximum width 160-180mm, maximum length 180-200mm, whole and 40-50 ° of horizontal sextant angle.
5. the dredging drag head according to claim 4 two-sided vomerine tooth of band bath, it is characterized in that:Vomerine tooth carries water flushing channel,
Φ 18-19mm bellmouths, bellmouth lower end aperture Φ 16-17mm are opened in tooth top center, and cone angle is in 1.5-2.5 °;Taper
Hole top is provided with 30-40 ° of flaring, top aperture Φ 25-35mm.
6. the dredging drag head according to claim 4 two-sided vomerine tooth of band bath, it is characterized in that:Tooth top section I-shape construction
The high 12-18mm in top and bottom, the intermediate high 22-28mm in position, tooth top integrally long 120-140mm, wide 65-75mm, high 52-
58mm。
7. the dredging drag head according to claim 6 two-sided vomerine tooth of band bath, it is characterized in that:Tooth top flushing hole is equipped with sealing
Annular groove, circle concentric with flushing hole;Annular groove outer circle Φ 510-530mm, groove width 3-8mm, groove depth 2-5mm.
8. the dredging drag head according to claim 4 two-sided vomerine tooth of band bath, it is characterized in that:The dry the widest part 65- of tooth
75mm, tooth it is dry be a right-angle side at tooth top combination side, long 125-135mm, tooth is dry and tooth wing junction is bevel edge, and preceding
End carries out inside R30-38mm and smears angle processing.
9. the dredging drag head according to claim 2 two-sided vomerine tooth of band bath, it is characterized in that:Tooth wing-like is right angle trigonometry
Shape, 55-65 ° of apex angle, 25-35 ° of base angle, thickness are 15-25mm to 10-20mm gradual changes;Tooth wing entirety and plane included angle
40-50 °, with vertical 130-150 ° of face angle.
10. the dredging drag head according to claim 1 or 2 two-sided vomerine tooth of band bath, it is characterized in that:The crown of tooth is in duckbilled
Shape structure, with 40-50 ° of horizontal sextant angle, the wide 25-35mm in tip extends into 35-45mm, thickness 8-12mm backward.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108222101A (en) * | 2018-02-14 | 2018-06-29 | 中交天航港湾建设工程有限公司 | A kind of dredging drag head two-sided vomerine tooth of band bath |
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2018
- 2018-02-14 CN CN201820258745.1U patent/CN208088382U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108222101A (en) * | 2018-02-14 | 2018-06-29 | 中交天航港湾建设工程有限公司 | A kind of dredging drag head two-sided vomerine tooth of band bath |
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