CN201402135Y - Follow-up device used in detection of drag arm suspension cable swinging angle of drag suction dredger - Google Patents
Follow-up device used in detection of drag arm suspension cable swinging angle of drag suction dredger Download PDFInfo
- Publication number
- CN201402135Y CN201402135Y CN2009200964088U CN200920096408U CN201402135Y CN 201402135 Y CN201402135 Y CN 201402135Y CN 2009200964088 U CN2009200964088 U CN 2009200964088U CN 200920096408 U CN200920096408 U CN 200920096408U CN 201402135 Y CN201402135 Y CN 201402135Y
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- China
- Prior art keywords
- rake
- arm
- balance staff
- hanger rope
- swinging
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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.)
- Expired - Lifetime
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Abstract
The utility model relates to a follow-up device used in detection of a drag arm suspension cable swinging angle of a drag suction dredger, and belongs to the technical field of dredging. The device comprises an angular transducer. The utility model is characterized in that the device comprises a gravity follow-up hanging scaffold, a suspension chain, a swinging shaft and a swinging arm, the gravity follow-up hanging scaffold is connected on the swinging arm through the suspension chain, the swinging arm is fixed on the swinging shaft, a sealing bearing is embedded on the swinging shaft and isconnected with a swinging shaft backing plate, the swinging shaft backing plate is fixed on a drag arm suspension cable pulley supporting rack at the top end of a drag arm bracket, the center of the swinging shaft is tangential with the position in which the radius of a wire rope is subtracted from the outside diameter of a suspension cable pulley, and the angular transducer is arranged on the swinging arm and in the position a deck. The follow-up device has the advantages of simple structure, easy assembly and disassembly, convenience for repair and maintenance of ships, reliable swing following the suspension cable, accurate and timely measurement of the transducer, long service life, and so on.
Description
Technical field
The utility model belongs to the dredging technology field, particularly relates to a kind of rake and inhales ship rake arm hanger rope pivot angle detection hunting gear.
Background technology
At present, trailing suction hopper dredger has dredging efficient height, wide, the big dredging vessel of dredging output of boundary of works area, modern trailing suction hopper dredger has a large amount of advanced persons' dredging instrument and dredging plant, rake arm degree of depth display device is to guarantee one of most important dredging instrumentation of raking, sucking mud digging ship dredging precision, and the rake arm degree of depth display device of trailing suction hopper dredger is the key equipment that trailing suction hopper dredger control dredging depth guarantees the dredging quality.The most employing of the rake arm display device of trailing suction hopper dredger harrowed setting angle sensor on the pipe, by calculating, obtains the rake arm and transfers the degree of depth.Rake is inhaled ship and relatively disliked slightly by the construction environment that influences of stormy waves and marine environment, because this sensor is installed on the rake pipe, the sealing of sensor, vibrations performance are had relatively high expectations, and sensor is intake easily during use, and more the emat sensor cost is big and influence boats and ships and normally use.
Summary of the invention
The utility model provides a kind of rake to inhale ship rake arm hanger rope pivot angle and has detected hunting gear for solving the problem that prior art exists.
The utility model purpose provide a kind of simple in structure, be easy to dismounting, be convenient to the key device of the trailing suction hopper dredger rake arm depth survey that inspection and repair of ship safeguards, can improve rake arm display device reliability greatly, guarantee rake arm display device precision.
The utility model rake is inhaled ship rake arm hanger rope pivot angle detection hunting gear and is adopted following technical scheme:
A kind of rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, comprises angular transducer, is characterized in:
Hunting gear comprises gravity servo-actuated hanging scaffold, chain sling, balance staff, swing arm, gravity servo-actuated hanging scaffold is connected in the swing arm by chain sling, swing arm is fixed on the balance staff, inlay sealing bearing on the balance staff, balance staff is connected with the balance staff backing plate, and the balance staff backing plate is fixed on the rake arm support item end rake arm hanger rope pulley support frame, and it is tangent that balance staff center and hanger rope pulley external diameter deduct the wire rope radial location, angular transducer is installed in the swing arm, and angular transducer is installed in above position, deck.
The utility model rake is inhaled ship rake arm hanger rope pivot angle detection hunting gear can also adopt following technical measures:
Described rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, and be characterized in: angular transducer is installed in the watertight box.
Described rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, is characterized in: adopt the stainless steel chain sling to connect with snap ring between gravity servo-actuated hanging scaffold, the swing arm.
Described rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, and be characterized in: the swing arm other end adopts nut to be fixed on the balance staff.
Described rake is inhaled ship rake arm hanger rope pivot angle and detected hunting gear, is characterized in: the balance staff welding with backing is connected on the rake arm A word cantilever tip rake arm hanger rope pulley support frame.
Advantage that the utlity model has and good effect:
Rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, owing to adopt the utility model brand-new technology scheme, adopt the gravity hanging to follow technology, has the swing of reliably following hanger rope, because angular transducer is installed in more than the deck, solve the watertight problem well, improved the sensor safety in utilization.This device has simple in structure, is easy to dismounting, is convenient to inspection and repair of ship and safeguards, system reliably follows the hanger rope swing, sensor measurement accurately and timely, advantages such as long service life.
Description of drawings
Fig. 1 is that the utility model rake is inhaled ship rake arm hanger rope pivot angle detection hunting gear structural representation;
Fig. 2 is that the part-structure synoptic diagram is looked on the right side of Fig. 1;
Fig. 3 is an angular transducer watertight box structural representation;
Fig. 4 is the bearing cap structural representation;
Fig. 5 is a gravity servo-actuated hanging scaffold structural representation;
Fig. 6 is a hanging scaffold abutment ring structural representation;
Fig. 7 is the backing structure synoptic diagram;
Fig. 8 is the balance staff structural representation;
Fig. 9 is a hanging scaffold arbitrary-movement articulator structural representation;
Figure 10 is Fig. 9 left side TV structure synoptic diagram.
Among the figure: 1-gravity servo-actuated hanging scaffold; 2-stainless steel chain sling; 3-hanging scaffold arbitrary-movement articulator; 4-angular transducer watertight box; The 5-bearing cap; 6-watertight box fixed orifice; 7-chain sling connecting hole; 8-hanging scaffold abutment ring; 9-abutment ring fixed orifice; The 10-balance staff; 11-balance staff nut; The 12-balance staff supports backing plate; 13-hanger rope pulley; 14-rake arm hanger rope pulley support frame; 15-rake arm hanger rope; 16-rake arm A word support; 17-harrows arm.
Embodiment
For further understanding technology contents of the present utility model, characteristics and effect, enumerate following example now, and conjunction with figs. is described in detail as follows:
With reference to accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9 and Figure 10.
Embodiment
A kind of rake is inhaled ship rake arm hanger rope pivot angle and is detected hunting gear, by the gravity servo-actuated hanging scaffold 1 that can safeguard, stainless steel chain sling 2, hanging scaffold arbitrary-movement articulator 3, angular transducer watertight box 4, bearing cap 5, watertight box fixed orifice 6, chain sling connecting hole 7, hanging scaffold abutment ring 8, abutment ring fixed orifice 9; Balance staff 10, balance staff nut 11, balance staff support compositions such as backing plate 12.The gravity servo-actuated hanging scaffold 1 that can safeguard, stainless steel chain sling 2, hanging scaffold arbitrary-movement articulator 3, angular transducer watertight box 4, balance staff 10 are critical components of the present invention.The vertical gravity servo-actuated hanging scaffold that can safeguard is that the disk that length is slotted is formed by two with the semicircle, the interior circular diameter of disk is greater than rake arm hanger rope diameter (interior circular diameter is greater than rake arm hanger rope diameter 4mm), material is a stainless steel, the disk slotted section of two flutings is overlapping relatively up and down, adopts screw to fix.The disk upper end is provided with the hanger rope abutment ring of 4 special uses, and the hanger rope abutment ring adopts snap ring to be connected with chain sling.Adopt the stainless steel chain sling to connect with snap ring between gravity servo-actuated hanging scaffold, the swing arm, the swing arm other end adopts nut to be fixed on the balance staff, inlays sealing bearing on the balance staff.Balance staff is connected with the balance staff backing plate, and the balance staff welding with backing is connected on the rake arm hanger rope pulley support frame of rake arm A word support 16 tops 14, and balance staff center and steel wire hanger rope pulley 13 external diameters (deducting the wire rope radius) are tangent.Fixed angle sensor watertight box (angular transducer is installed in the seal box) in the swing arm.
Rake arm hanger rope pivot angle detects the hunting gear working condition: because the interior circle of the axle center of balance staff 8 and hanger rope pulley 13 is tangent to mid point between the cylindrical (being the wirerope intermediate point), when rake arm 17 is subjected under water soil property, current and when producing displacement, rake arm hanger rope 15 produces displacement, drive rake arm hanger rope pivot angle and detect the hunting gear displacement, be installed in rake arm hanger rope pivot angle and detect obliquity sensor watertight box 4 displacements thereupon of hunting gear, thereby detect the 17 vertical angle displacements of rake arm.Angular transducer is installed in more than the deck, has solved the watertight problem well, has improved sensor serviceable life, has increased the reliability height of rake arm display device.
Claims (5)
1. a rake is inhaled ship rake arm hanger rope pivot angle detection hunting gear, comprise angular transducer, it is characterized in that: hunting gear comprises gravity servo-actuated hanging scaffold, chain sling, balance staff, swing arm, gravity servo-actuated hanging scaffold is connected in the swing arm by chain sling, swing arm is fixed on the balance staff, inlay sealing bearing on the balance staff, balance staff is connected with the balance staff backing plate, the balance staff backing plate is fixed on the rake arm support item end rake arm hanger rope pulley support frame, it is tangent that balance staff center and hanger rope pulley external diameter deduct the wire rope radial location, angular transducer is installed in the swing arm, and angular transducer is installed in above position, deck.
2. inhale ship rake arm hanger rope pivot angle according to the described rake of claim 1 and detect hunting gear, it is characterized in that: angular transducer is installed in the watertight box.
3. inhale ship rake arm hanger rope pivot angle according to the described rake of claim 1 and detect hunting gear, it is characterized in that: adopt the stainless steel chain sling to connect between gravity servo-actuated hanging scaffold, the swing arm with snap ring.
4. inhale ship rake arm hanger rope pivot angle according to the described rake of claim 1 and detect hunting gear, it is characterized in that: the swing arm other end adopts nut to be fixed on the balance staff.
5. inhale ship rake arm hanger rope pivot angle according to the described rake of claim 1 and detect hunting gear, it is characterized in that: the balance staff welding with backing is connected on the rake arm A word cantilever tip rake arm hanger rope pulley support frame.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200964088U CN201402135Y (en) | 2009-04-21 | 2009-04-21 | Follow-up device used in detection of drag arm suspension cable swinging angle of drag suction dredger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009200964088U CN201402135Y (en) | 2009-04-21 | 2009-04-21 | Follow-up device used in detection of drag arm suspension cable swinging angle of drag suction dredger |
Publications (1)
Publication Number | Publication Date |
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CN201402135Y true CN201402135Y (en) | 2010-02-10 |
Family
ID=41661930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009200964088U Expired - Lifetime CN201402135Y (en) | 2009-04-21 | 2009-04-21 | Follow-up device used in detection of drag arm suspension cable swinging angle of drag suction dredger |
Country Status (1)
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CN (1) | CN201402135Y (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102910300A (en) * | 2012-10-22 | 2013-02-06 | 浙江工业大学 | One-dimensional active following weight reduction hanging device |
-
2009
- 2009-04-21 CN CN2009200964088U patent/CN201402135Y/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102910300A (en) * | 2012-10-22 | 2013-02-06 | 浙江工业大学 | One-dimensional active following weight reduction hanging device |
CN102910300B (en) * | 2012-10-22 | 2015-08-05 | 浙江工业大学 | One dimension initiatively follows loss of weight erecting by overhang |
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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: 20100210 Effective date of abandoning: 20090421 |