CN106854890A - The flexible axle retaining mechanism and dredging machine of dredging machine - Google Patents
The flexible axle retaining mechanism and dredging machine of dredging machine Download PDFInfo
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- CN106854890A CN106854890A CN201710107036.3A CN201710107036A CN106854890A CN 106854890 A CN106854890 A CN 106854890A CN 201710107036 A CN201710107036 A CN 201710107036A CN 106854890 A CN106854890 A CN 106854890A
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- flexible
- flexible axle
- locking
- retaining mechanism
- locking piece
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/12—Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
- E03C1/30—Devices to facilitate removing of obstructions in waste-pipes or sinks
- E03C1/302—Devices to facilitate removing of obstructions in waste-pipes or sinks using devices moved through the pipes
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mounting Of Bearings Or Others (AREA)
- Soil Working Implements (AREA)
Abstract
This application discloses the flexible axle retaining mechanism and dredging machine of dredging machine, flexible axle retaining mechanism includes housing, and housing has hollow bulb, axially disposed at least two first recess in end of hollow bulb；Flexible axle retaining mechanism also includes：Flexible locking piece, the locking end of flexible locking piece is located at flexible axle outside；Retaining ring, including outer shroud and inner ring, are connected between outer shroud and inner ring by connection strap, hollow bulb is enclosed within outside outer shroud, hollow bulb, connection strap and corresponding first mating recesses are enclosed within inner ring, it is enclosed within flexible locking piece outside inner ring, inner ring has the locking side wall coordinated with the locking end of flexible locking piece.Outer shroud can drive inner ring to be rotated in hollow bulb when rotating, and locking side wall and the locking end of inner ring coordinate for compressing or discharging flexure strip, so as to realize locking or unblock operation to flexible axle；The application can be achieved with locking or unlocking operation by rotation lock ring, and whole operation form is simple and reliable.
Description
Technical field
The present invention relates to dredging device, and in particular to the flexible axle retaining mechanism and dredging machine of dredging machine.
Background technology
Sewer pipe is essential, such as toilet downpipe in life, when foreign matter is dropped into downcomer, is cleared up non-
Often troublesome, especially the downcomer with water back bending, is difficult to clean up, and downcomer long-term use cannot be cleared up, and dirt and urine alkali are all
Collection is pressed in crook of turning one's coat, and is easily caused sewer from blocking.
Dredging machine is the instrument for clearing up dredge blockage pipeline, and its drum for passing through to rotate drives flexible axle to rotate to pipeline
Dredged, under non-working condition, flexible axle can be taken in the drum of dredging machine, can be pulled out from drum when in use.
The flexible axle locking mechanism of existing dredging machine is slidingtype, is exerted oneself to slide backward when using so as to flexible axle be locked, this structure shape
Formula uses inconvenience, more arduously.
The content of the invention
The present invention is regarding to the issue above, it is proposed that the flexible axle retaining mechanism and dredging machine of dredging machine, solves existing soft
The problem of shaft locking structure operation inconvenience.
The technical scheme that the present invention takes is as follows：
A kind of flexible axle retaining mechanism of dredging machine, including housing, the housing have the hollow bulb passed through for flexible axle, described
Axially disposed at least two first recess in end of hollow bulb；Flexible axle retaining mechanism also includes：
Flexible locking piece, flexible locking piece includes connection end and locking end, connection end and the hollow bulb phase of flexible locking piece
To fixation, the locking end of flexible locking piece is located at flexible axle outside；
Retaining ring, retaining ring includes outer shroud and inner ring, is connected by connection strap between outer shroud and inner ring, the outer shroud overcoat
In hollow bulb, hollow bulb, the connection strap and corresponding first mating recesses are enclosed within the inner ring, bullet is enclosed within outside the inner ring
Property stay on, inner ring has the locking side wall coordinated with the locking end of flexible locking piece, when retaining ring is rotated, the locking side
Wall is used to compress or discharge the locking end of flexible locking piece.
Outer shroud can drive inner ring to be rotated in hollow bulb when rotating, and locking side wall and the locking end of inner ring coordinate for pressing
Tight or release flexure strip, so as to realize locking or unblock operation to flexible axle；The application can be achieved with lock by rotation lock ring
Tight or unblock operation, whole operation form is simple and reliable.
Optionally, locking side wall has eccentric area, and eccentric side wall is contacted with flexible locking piece.
Eccentric side wall is directly contacted with flexible locking piece, and this fit form causes that assembling is relatively simple.
Locking side wall bias area is different from the radial dimension in non-eccentricity area, causes to the compressing of flexible locking piece also not phase
Together, when coordinating in radial dimension major part and flexible locking piece, flexible locking piece is not compacted, due to natural resiliency
Effect, locking end is in released state, on the contrary when radial dimension area smaller portions and flexible locking piece coordinate, locking end quilt
Compress, and locking state is in against, locking end with flexible axle, by rotation lock ring so as to realize the switching of two states.
Optionally, the side outwardly convex of the locking end of the flexible locking piece dorsad flexible axle, locking side wall has
The inner fovea part coordinated with kink bossing.
Optionally, the locking end of the flexible locking piece has the kink bent to flexible axle side, kink and flexible axle
Corresponding position has curved wall.
The structure of curved wall causes that kink is larger with flexible axle contact area, can preferably realize locking operation.
Optionally, the side wall of hollow bulb has the second circumferentially arranged recess, second recess and corresponding first
Recess is connected.
Set the second recess can be effectively increased the anglec of rotation of retaining ring, i.e. connection strap can the second recess both sides it
Between activity.
Optionally, flexible axle retaining mechanism also includes hollow protective cover, and the protective cover is fixed on the end of hollow bulb, institute
The connection end for stating flexible locking piece is fixed on protective cover.
Optionally, insert the connection end that the protective cover has the hollowed extension for stretching into hollow bulb, the flexible locking piece
It is connected on hollowed extension or is fixed on hollowed extension by fastener.
Optionally, the hollow bulb has limited step, and the retaining ring is located between limited step and protective cover.
The position of retaining ring can be limited by setting limited step and protective cover, prevents it from departing from hollow bulb, and protection
Pipe also use can be used to install flexible locking piece so that more convenient during assembling.
Disclosed herein as well is a kind of dredging machine, including flexible axle retaining mechanism mentioned above.
The beneficial effects of the invention are as follows：Outer shroud can drive inner ring to be rotated in hollow bulb when rotating, the locking side of inner ring
Wall coordinates for compressing or discharging flexure strip with locking end, so as to realize locking or unblock operation to flexible axle；The application passes through
Rotation lock ring can be achieved with locking or unlocking operation, and whole operation form is simple and reliable.
Brief description of the drawings：
Fig. 1 is the structural representation of the dredging machine of embodiment 1；
Fig. 2 is the sectional view of the dredging machine of embodiment 1；
Fig. 3 is the explosive view after the dredging machine of embodiment 1 removal flexible axle；
Fig. 4 is the explosive view of drum；
Fig. 5 is the sectional view of drum；
Fig. 6 is the partial exploded view of flexible axle retaining mechanism at the dredging machine drive end bearing bracket of embodiment 1；
Fig. 7 is the partial exploded view at another visual angle of flexible axle retaining mechanism at the dredging machine drive end bearing bracket of embodiment 1；
Fig. 8 is the partial exploded view of flexible axle；
Fig. 9 is the sectional view at the dredging machine drive end bearing bracket of embodiment 1；
Figure 10 is the explosive view at the dredging machine drive end bearing bracket of embodiment 1；
Figure 11 is the explosive view at another visual angle at the dredging machine drive end bearing bracket of embodiment 1；
Figure 12 is the explosive view of the dredging machine of embodiment 2.
Each reference is in figure：
1st, flexible axle；2nd, drum；3rd, drum body；4th, it is open；5th, main casing；6th, drive end bearing bracket；7th, drum installation cavity 7；8th, even
Joint；9th, motor；10th, 3rd bearing；11st, hollow hole；12nd, the first mounting groove；13rd, depressed part；14th, osculum；15th, seal
Circle；16th, waterproof plug；17th, thread bush；18th, depressed area；19th, lug boss；20th, annulus；21st, accommodating chamber；22nd, outer shaft；23rd, it is interior
Axle；24th, the first connector；25th, the second connector；26th, the first screw；27th, limiting section；28th, limited post；29th, adapter sleeve；30、
Through hole；31st, connecting pole；32nd, screwed hole；33rd, hollow bulb；34th, the first recess；35th, the second recess；36th, retaining ring；37th, elasticity
Stay；38th, outer shroud；39th, inner ring；40th, connection strap；41st, side wall is locked；42nd, inner fovea part；43rd, protective cover；44th, hollow extension
Portion；45th, connection end；46th, locking end；47th, kink；48th, limited step；49th, curved wall；50th, sheathing；51st, fixing axle
Bearing；52nd, clutch shaft bearing；53rd, mobile bearing；54th, second bearing；55th, central pivot point screw；56th, locating piece；57th, position
Hole；58th, steel ball；59th, operation handle；60th, spring leaf；61st, compressive plane；62nd, spring；63rd, installing port；64th, pedestal；65th, connect
Block；66th, first hole is passed through；67th, second hole is passed through；68th, fitting recess；69th, the 3rd hole is passed through；70th, spring mounting groove；71st, block
Portion；72nd, body is connected；73rd, curved portions；74th, pressing area；75th, breach；76th, housing.
Specific embodiment：
With reference to each accompanying drawing, the present invention is described in detail.
Embodiment 1
As shown in Figure 1,2 and 3, a kind of dredging machine, including casing, drum 2, flexible axle 1 and for drive drum 2 rotate
Drive mechanism.
As shown in Fig. 3,4 and 5, drum 2 includes drum body 3, and one end of drum body 3 has opening 4, drum body 3
The interior accommodating chamber 21 with for accommodating flexible axle 1, opening 4 connects with accommodating chamber 21, and the side wall of drum body 3 has and accommodating chamber
The osculum 14 of 21 connections, is provided with waterproof plug 16 in discharge outlet.Caused in dredging by setting osculum 14 and waterproof plug 16
When machine is used, waterproof plug 16 can be substantially reduced because the liquid conductive security that brings of outflow is hidden water-stop inside drum 2
Suffer from, and after the completion of dredging machine use, waterproof plug 16 taken out, by increasing capacitance it is possible to increase roller inner air circulates, accelerate moisture evaporation,
Flexible axle 1 can be effectively prevented to get rusty.
As shown in figure 5, in the present embodiment, thread bush 17 is embedded with osculum 14, the madial wall of thread bush 17 has
Screw thread, waterproof plug 16 coordinates with the screw thread of thread bush 17.Directly be threaded on osculum 14 it is cumbersome, by being threaded
Set 17 conveniently can form threaded area in the position of osculum 14, so that waterproof plug 16 can be threaded in or out,
The form that screw thread coordinates can be such that waterproof plug 16 is reliably mounted on osculum 14.In other embodiment, can be in draining
Internal thread is directly set in hole 14.
As shown in Figures 4 and 5, in the present embodiment, sealing ring 15 is provided between osculum 14 and waterproof plug 16.By setting
Sealing ring 15 can improve the sealing property of waterproof plug 16 and osculum 14.
As shown in Figures 4 and 5, in the present embodiment, osculum 14 is arranged far from the side wall of opening 4, and drum body 3 is remote
The one end for leaving mouth 4 includes the depressed area 18 positioned at middle part and the annulus 20 positioned at the periphery of depressed area 18, and osculum 14 sets
Put in annulus 20.The depressed area 18 of drum body 3 is used to coordinate with drive mechanism, and depressed area 18 is caused inside drum 2
Moisture can be overstock in annulus 20 for place, and osculum 14 is arranged on annulus 20 can facilitate the discharge of internal moisture.
The drum 2 of the present embodiment and the dependency structure of drive mechanism structure constitute the drum driving structure of dredging machine, specifically
, as shown in Figures 3 and 4, drive mechanism includes output shaft, and connector 8 is provided with the output shaft of drive mechanism, and drum 2 is rotated
On casing, openend and the casing of drum 2 are rotatably assorted, and depressed area 18 coordinates with connector 8, lead to during output shaft rotation
Cross connector 8 and drive the synchronous axial system of drum 2.Connector 8 stretches into depressed area 18, and both can rotate together in cooperation, relative to logical
Cross for the form of screw fixation, drum 2 and drive mechanism convenient disassembly；The depressed area 18 of drum 2 enables that connector 8 is embedding
Enter, structure can be made more compact.
As shown in Figures 3 and 4, there are multiple lug bosses 19 in the present embodiment, in depressed area 18, have on connector 8 with
The depressed part 13 that lug boss 19 coordinates, lug boss 19 cooperates with depressed part 13.The cooperation of lug boss 19 and depressed part 13, energy
Mutually chimeric concaveconvex structure is enough formed, effectively prevents from skidding, drum 2 and the stressed effect of connector 8 are preferable, and when installing, only
Connector 8 is embedded in depressed area 18 by needs.In other embodiment, multiple depressed parts can be set in depressed area, connected
The lug boss coordinated with depressed part can be set on head, and lug boss cooperates with depressed part.
As shown in Fig. 2 in the present embodiment, drive mechanism is motor 9, can also be existing using other when practice
Driving structure, in the present embodiment, motor 9 includes being arranged on stator and rotor in casing.Output described in the present embodiment
Axle can be directly the rotary shaft of rotor, it is also possible to not be, when output shaft is not the rotary shaft of rotor, the rotary shaft of rotor is led to
Cross transmission component and drive output shaft rotation.
As shown in figure 3, in the present embodiment, the openend of drum 2 is provided with 3rd bearing 10, and drum 2 passes through the 3rd axle
10 are held to be rotatably assorted with casing.The one end of drum 2 is rotatably assorted by 3rd bearing 10 and casing, and the other end coordinates with connector 8,
This structure type ensure that drum 2 is reliably rotatably installed on dredging machine.
The structure that the present embodiment casing cooperates with drum 2 constitutes the drum safeguard structure of dredging machine, specifically, such as
Shown in Fig. 2, there is drum installation cavity 7 in housing, drum 2 is rotatably installed in drum installation cavity 7.Drum 2 is arranged on drum peace
Behave affectedly in 7, drum 2 be difficult when rotating with foreign objects or ground friction, operation is comfortable, safer.
As shown in Figures 2 and 3, housing has the hollow hole 11 connected with drum installation cavity 7, and hollow hole 11 is transported with osculum 14
Dynamic region is corresponding.Hollow hole 11 is corresponding with the moving region of osculum 14 to allow that osculum 14 turns to hollow hole 11
Place such that it is able to dismount waterproof plug 16.
As shown in figure 3, in the present embodiment, housing includes the drive end bearing bracket 6 and main casing 5 that are connected with each other, main casing 5
One end has the first mounting groove 12, and hollow hole 11 is located on main casing 5, i.e. side wall of the hollow hole 11 through the first mounting groove 12.
The space as drum installation cavity 7 that the mounting groove 12 of drive end bearing bracket 6 and first is surrounded, drive mechanism is arranged on main casing 5, driving machine
One end of the output shaft of structure is located on the first mounting groove 12；Drive end bearing bracket 6 is covered on the first mounting groove 12, and drum body 3 is opened
Mouth end is rotatably assorted by 3rd bearing 10 with drive end bearing bracket 6, and drum body 3 is located at the first mounting groove 12 away from one end of opening 4
Interior and with drive mechanism output shaft coordinates (specific to the present embodiment, the connector 8 and the depression of drum 2 installed on output shaft
Area 18 coordinates), rotated with output shaft.During assembling, drum 2 is pressed into drive end bearing bracket 6 together with 3rd bearing 10, then again by main casing
Body 5 is connected with drive end bearing bracket 6 so that the output shaft of drive mechanism coordinates transmission with drum 2, and drum 2 is located at drive end bearing bracket 6 and main casing
Inside 5, protective action is played.
As shown in Figures 2 and 8, flexible axle 1 includes the outer shaft 22 and the interior axle 23 that are connected with each other, and outer shaft 22 and interior axle 23 are detachably matched somebody with somebody
Close.One end of interior axle 23 is used to be connected with drum 2, and one end of outer shaft 22 is used to stretching into pipeline carries out purge operation, the application
Flexible axle 1 can be spring flexible shaft, the working end of outer shaft 22 has stirs head.Outer shaft 22 and interior axle 23 detachably coordinate, this knot
Configuration formula causes, when outer shaft 22 knots or damages, to pull out flexible axle, then separates outer shaft 22 and interior axle 23, more renews
Outer shaft 22.
As shown in Figures 2 and 8, in the present embodiment, one end of outer shaft 22 is fixed with the first connector 24, one end of interior axle 23
The second connector 25, the first connector 24 and the nested arrangements of the second connector 25 are fixed with, and are interfixed by fastener.The
A connection piece 24 includes adapter sleeve 29 and stretches into limited post 28 outer shaft 22 inside, with through hole 30 on adapter sleeve 29, second
Connector 25 includes connecting pole 31 and stretches into limited post 28 interior axle 23 inside have screwed hole 32 on connecting pole 31, connects
Is enclosed within adapter sleeve 29 in post 31, screwed hole 32 is corresponding with through hole 30, fastener pass through after through hole 30 with connecting pole 31 on
Screwed hole 32 coordinates, and the fastener in the present embodiment on flexible axle 1 is the first screw 26.The inner sleeve of connecting pole 31 is in outer shaft 22 or interior
In axle 23, connector fixes reliability and is difficult to make flexible axle local size excessive, and adapter sleeve 29 is mutually nested with connecting pole 31 and leads to
Cross fastener to fix, two connector convenient disassembly.In other embodiment, the first connector 24 can be fixed on the end of interior axle 23
Portion, the second connector 25 can be fixed on the end of outer shaft 22.
As shown in Fig. 2 in the present embodiment, the external diameter of adapter sleeve 29 is identical with the external diameter of flexible axle.
As shown in Figures 2 and 8, in the present embodiment, the limiting section 27 with outwardly convex in interior axle 23.The limit of outwardly convex
Position portion 27 excessively exports for limiting flexible axle, if without limiting section 27, may export long because of flexible axle when using, in drum 2
Portion's flexible axle is too short, and drum 2 does not have enough frictional force to drive rotating soft axle with flexible axle, causes flexible axle to withdraw.
In the present embodiment, the diameter of interior axle is identical with the diameter of outer shaft, the hardness of the hardness more than outer shaft of interior axle, described interior
Axle is used to coordinate with drum realizes driving effect.Interior axle hardness is high, and tension force is big, by increasing capacitance it is possible to increase with the friction between drum inwall
Power, in the case of equal frictional force, length effectively save space and can reduce weight with shorter.In order that interior axle
Hardness more than outer shaft hardness, interior axle and outer shaft can be realized from different materials (interior shaft material is harder, outer shaft material compared with
It is soft), except with different materials, it is also possible to use identical material, when using same material, the pitch of interior axle is less than
The pitch of outer shaft.
The present embodiment dredging machine includes flexible axle retaining mechanism, specifically, as shown in Figures 6 and 7, drive end bearing bracket 6 has for flexible axle 1
The hollow bulb 33 for passing through, axially disposed at least two first recess 34 in end of hollow bulb 33；Flexible axle retaining mechanism includes：
Flexible locking piece 37, flexible locking piece 37 includes connection end 45 and locking end 46, the connection end of flexible locking piece 37
45 are relatively fixed with hollow bulb 33, and the locking end 46 of flexible locking piece 37 is located at the outside of flexible axle 1；
Retaining ring 36, retaining ring 36 includes outer shroud 38 and inner ring 39, is connected by connection strap 40 between outer shroud 38 and inner ring 39
Connect, be enclosed within outside outer shroud 38 in hollow bulb 33, inner ring 39 and be enclosed within hollow bulb 33, connection strap 40 coordinates with corresponding first recess 34,
It is enclosed within flexible locking piece 37 outside inner ring 39, inner ring 39 has the locking side wall coordinated with the locking end 46 of flexible locking piece 37
41, when retaining ring 36 is rotated, locking side wall 41 is used to compress or discharge the locking end 46 of flexible locking piece 37.
Outer shroud 38 can drive inner ring 39 to be rotated in hollow bulb 33 when rotating, the locking side wall 41 and locking end of inner ring 39
46 coordinate for compressing or discharging flexure strip, so as to realize locking or unblock operation to flexible axle 1；The application passes through rotation lock
Ring 36 can be achieved with locking or unlocking operation, and whole operation form is simple and reliable.
Locking side wall 41 has eccentric area, and eccentric side wall is contacted with flexible locking piece.Locking side wall bias area and non-eccentricity
The radial dimension in area is different, causes also to differ the compressing of flexible locking piece 37, when in radial dimension major part and elasticity
When stay 37 coordinates, flexible locking piece 37 is not compacted, and due to the effect of natural resiliency, locking end 46 is in unblock shape
State, on the contrary when radial dimension area smaller portions and flexible locking piece 37 coordinate, locking end 46 is compacted, and with flexible axle 1 against,
Locking end 46 is in locking state, by rotation lock ring 36 so as to realize the switching of two states.Eccentric side wall is directly and bullet
Property stay contact, this fit form cause assembling it is relatively simple.
As shown in fig. 7, in the present embodiment, the side outwardly convex of the locking end 46 of flexible locking piece 37 dorsad flexible axle 1,
Locking side wall 41 has the inner fovea part 42 closed with the distribution of 47 lug boss of kink 19.
As shown in fig. 7, in the present embodiment, the locking end 46 of flexible locking piece 37 has to the curved of the side of flexible axle 1 bending
Folding part 47, kink 47 has curved wall 49 with the corresponding position of flexible axle 1.The structure of curved wall 49 causes kink 47 and flexible axle
1 contact area is larger, can preferably realize locking operation.
As shown in Figures 6 and 7, in the present embodiment, the side wall of hollow bulb 33 has the second circumferentially arranged recess 35, the
Two recesses 35 are connected with corresponding first recess 34.Setting the second recess 35 can be effectively increased the anglec of rotation of retaining ring 36,
I.e. connection strap 40 can the activity between the both sides of the second recess 35.
As shown in Figures 6 and 7, in the present embodiment, flexible axle retaining mechanism also includes hollow protective cover 43, and protective cover 43 is consolidated
The end of hollow bulb 33 is scheduled on, the connection end 45 of flexible locking piece 37 is fixed on protective cover 43.Protective cover 43 is with stretching into
The hollowed extension 44 in empty portion 33, the connection end 45 of flexible locking piece 37 is plugged on hollowed extension 44 or by fastener
It is fixed on hollowed extension 44.
As shown in fig. 7, in the present embodiment, hollow bulb 33 has limited step 48, retaining ring 36 is located at limited step 48
And protective cover 43 between.The position of retaining ring 36 can be limited by setting limited step 48 and protective cover 43, prevents it from departing from
Hollow bulb 33, and protecting tube also use can be used to install flexible locking piece 37 so that it is more convenient during assembling.
The present embodiment dredging machine also includes flexible axle pushing handle telescopic control mechanism, specifically, as shown in Fig. 9,10 and 11, flexible axle stretches
Controlling organization includes fixed bearing block 51, mobile bearing 53 and an operation handle 59；
Fixed bearing block 51 is fixed with housing, and the side of fixed bearing block 51 is provided with two clutch shaft bearings 52, opposite side
Two second bearings 54 are installed；
Mobile bearing 53 is rotatably installed on fixed bearing block 51 or is rotatably installed on housing, mobile bearing 53
Side is provided with a clutch shaft bearing 52, and opposite side is provided with a second bearing 54, and three clutch shaft bearings 52 cooperate, structure
Into 52 groups of clutch shaft bearing, three second bearings 54 cooperate, and constitute 54 groups of second bearing, the sky between three clutch shaft bearings 52
Space between gap and three second bearings 54 is used to be passed through for flexible axle 1, when 52 groups of clutch shaft bearing coordinates with flexible axle 1, uses
In driving the flexible axle 1 for rotating to advance or retreating, when 54 groups of second bearing coordinates with flexible axle 1, for driving the flexible axle 1 for rotating to advance
Or retreat, when flexible axle 1 is rotated around same direction, 52 groups of sides moved with 54 groups of drive flexible axles 1 of second bearing of clutch shaft bearing
To opposite；
Operation handle 59, is rotatably installed on fixed bearing block 51 or is rotatably installed on housing, operation handle 59 with it is living
Moving axis bearing 53 coordinates, for driving mobile bearing 53 to rotate.
Operation handle 59 can drive mobile bearing 53 to rotate, such that it is able to select corresponding bearing group to match somebody with somebody with flexible axle 1
Close, when operation handle 59 drives the clutch shaft bearing 52 of mobile bearing 53 to be rotated to the clutch shaft bearing 52 of fixed bearing block 51,
52 groups of clutch shaft bearing coordinates with flexible axle 1, when operation handle 59 drives the second bearing 54 of mobile bearing 53 to fixed bearing block
When 51 second bearing 54 is rotated, 54 groups of second bearing coordinates with flexible axle 1.On the premise of the rotation direction of flexible axle 1 is constant, pass through
Rotating operation handle 59 can easily select which group bearing group coordinates with flexible axle 1 such that it is able to conveniently control flexible axle 1
Advance or retreat, and the rotation direction of flexible axle 1 is constant, when flexible axle 1 is retreated, the foreign matter of end is difficult for drop-off.When operation handle 59
When control mobile bearing 53 is in equilbrium position, two groups of bearing groups do not coordinate with flexible axle 1, and now flexible axle 1 can be with pirouette
It is dynamic, can't move forward and backward.The application can control flexible axle to stretch by an operation handle, more safe ready.In other
In embodiment, the two ends of fixed bearing block 51 can be respectively mounted a clutch shaft bearing 52 and a second bearing 54, live bearing
53 two ends of seat can be respectively mounted two clutch shaft bearings 52 and two second bearings 54, and other structures are stretched in the flexible axle of the present embodiment
Contracting controlling organization is identical.
As shown in Fig. 9,10 and 11, in the present embodiment, three axis of clutch shaft bearing 52 of 52 groups of clutch shaft bearing with
Flexible axle axis inequality, and three axis of clutch shaft bearing 52 inequality two-by-two；Three axles of second bearing 54 of 54 groups of second bearing
Line with the axis inequality of flexible axle 1, and three axis of second bearing 54 inequality two-by-two.The inequality of the application refers to both non-intersect
Also it is not parallel.When coordinating with flexible axle 1 with three bearings of group, due to the frictional force produced by pressure, band moving axis when flexible axle 1 rotates
Rotation is held, because bearing has certain angle, drives flexible axle 1 to advance or retreat again in turn.
As shown in Fig. 9,10 and 11, in the present embodiment, two clutch shaft bearings 52 of fixed bearing block 51 and two second
Bearing 54 is symmetrical arranged, and clutch shaft bearing 52 and the second bearing 54 of mobile bearing 53 are symmetrical arranged, 52 groups of clutch shaft bearing with it is soft
When axle 1 coordinates, three clutch shaft bearings 52 are uniformly distributed around flexible axle axis, when 54 groups of second bearing coordinates with flexible axle 1, three second
Bearing 54 is uniformly distributed around flexible axle axis.When the flexible axle axis of the application refers to flexible axle 1 and assembles conjunction with corresponding bearing, flexible axle 1
The axis of mating part.
In the present embodiment, also including the detent mechanism for the position of positioning action handle 59.By setting detent mechanism
Can be by the position locating dowel of operation handle 59, when external force is not received, operation handle 59 can be always maintained on a position.
As shown in Fig. 9,10 and 11, in the present embodiment, detent mechanism includes：
Spring mounting groove 70, is arranged on handle；
Spring 62, in spring mounting groove 70；
Multiple location holes 57, are arranged on housing, are arranged in circular arc；
Steel ball 58, is arranged in spring mounting groove 70, and the outer end of side and spring 62 is against, opposite side and corresponding positioning
Hole 57 coordinates.
Operation handle 59 can drive steel ball 58 to be moved between different location holes 57 when rotating, and spring 62 can be by steel
Pearl 58 is scheduled on corresponding location hole 57, realizes positioning function.
As shown in FIG. 10 and 11, in the present embodiment, the side wall of hollow bulb 33 has installing port 63, and fixed bearing block 51 is worn
It is fixed in hollow bulb 33 after crossing installing port 63, operation handle 59 and mobile bearing 53 are by same central pivot point screw 55
It is rotatably installed on fixed bearing block 51, the outside of hollow bulb 33 is fixed with sheathing 50, sheathing 50 includes being located at installing port 63
The occlusion part 71 of both sides, location hole 57 is arranged on the side of the oriented manipulation handle 59 of occlusion part 71.Operation handle 59 and movable axis
Bearing 53 is rotatably installed on fixed bearing block 51 by same central pivot point screw 55, and this structure is more compact, and behaviour
Making handle 59 and mobile bearing 53 can rotate around same axis, control more convenient reliability.
As shown in Fig. 9,10 and 11, in the present embodiment, locating piece 56 is fixed with occlusion part 71, location hole 57 is arranged on
On locating piece 56.Location hole 57 is arranged on locating piece 56 can facilitate location hole 57 to process, and locating piece 56 can during practice
It is arranged on occlusion part 71 with by fastener, or is directly installed on occlusion part 71.
As shown in Figure 10, in the present embodiment, fixed bearing block 51 includes pedestal 64, and clutch shaft bearing 52 is arranged on pedestal 64
There are both sides, pedestal 64 two to extend laterally and spaced contiguous block 65, has on contiguous block 65 and supplies central pivot point spiral shell
Nail 55 pass through first through hole 66；The middle part of mobile bearing 53 has passed through for central pivot point screw 55 second to pass through hole
67, second is located at two contiguous blocks 65 through hole 67；The upper end of operation handle 59 has fitting recess 68, the two of fitting recess 68
Side has the passed through for central pivot point screw 55 the 3rd to pass through hole 69, and the both sides of fitting recess 68 are outer with corresponding contiguous block 65 respectively
Side wall coordinates, and be connected to for sheathing 50, operation handle 59, mobile bearing 53 and fixed bearing block 51 by central pivot point screw 55
Together.Second is located at two contiguous blocks 65 through hole 67, the both sides of fitting recess 68 respectively with the outside of corresponding contiguous block 65
Wall coordinates, and this structure type can be under the premise of coordinating reliably so that structure is more compact；Central pivot point screw 55 will be filled
Decorations set 50, operation handle 59, mobile bearing 53 and fixed bearing block 51 link together, the compact reliability of total.
As shown in Fig. 9,10 and 11, in the present embodiment, mobile bearing 53 dorsad fixed bearing block 51 side install
There is spring leaf 60, operation handle 59 has the compressive plane 61 coordinated with spring leaf 60.Operation handle 59 drives compressive plane when rotating
61 rotate, and compressive plane 61 drives spring leaf 60 to apply pressure to mobile bearing 53, so that mobile bearing 53 is stressed in
Heart pivot screw 55 rotates, and the one end of mobile bearing 53 is relatively fixed the reduced space of bearing block 51, the corresponding bearing group in the end with
Flexible axle 1 coordinates.
As shown in Figure 10, compressive plane 61 is located in fitting recess 68, and spring leaf 60 includes connection body 72 and is symmetrically arranged at
Connect two curved portions 73 of body 72, connection body 72 is fixed on the middle part of mobile bearing 53, curved portions 73 with to
The raised pressing area 74 in the side of mobile bearing 53, curved portions 73 coordinate away from one end of connection body 72 with compressive plane 61.
Embodiment 2
As shown in figure 12, a kind of dredging machine, including housing and drum 2, housing have the breach 75 through housing, drum 2
It is rotatably installed on breach 75, housing also includes the housing 76 positioned at breach 75 and the lower section of drum 2.When dredging machine is used, outward
Towards ground direction, the housing 76 below breach 75 and drum 2 can play protective action to frame to drum 2, and drum 2 is being rotated
Shi Buyi and ground friction.
In the present embodiment, the one end also on housing with drive mechanism, the output shaft of drive mechanism is located on breach 75,
One end of drum 2 is coordinated by 3rd bearing 10 with housing into rotation, and the other end of drum 2 coordinates with the output shaft of drive mechanism,
Rotated with output shaft.
The preferred embodiments of the present invention are the foregoing is only, not thereby scope of patent protection of the invention is limited, it is all
It is the equivalent structure transformation made with description of the invention and accompanying drawing content, is directly or indirectly used in other related technologies
Field, similarly includes within the scope of the present invention.
Claims (9)
1. a kind of flexible axle retaining mechanism of dredging machine, including housing, the housing has the hollow bulb passed through for flexible axle, its feature
It is, axially disposed at least two first recess in end of the hollow bulb；Flexible axle retaining mechanism also includes：
Flexible locking piece, flexible locking piece includes connection end and locking end, and the connection end of flexible locking piece is relative with hollow bulb solid
Fixed, the locking end of flexible locking piece is located at flexible axle outside；
Retaining ring, retaining ring includes outer shroud and inner ring, is connected by connection strap between outer shroud and inner ring, in being enclosed within outside the outer shroud
Empty portion, is enclosed within hollow bulb, the connection strap and corresponding first mating recesses in the inner ring, snap lock is enclosed within outside the inner ring
On tight piece, inner ring has the locking side wall coordinated with the locking end of flexible locking piece, and when retaining ring is rotated, locking side wall is used
In the locking end for compressing or discharging flexible locking piece.
2. the flexible axle retaining mechanism of dredging machine as claimed in claim 1, it is characterised in that locking side wall has bias
Area, eccentric side wall is contacted with flexible locking piece.
3. the flexible axle retaining mechanism of dredging machine as claimed in claim 2, it is characterised in that the locking end of the flexible locking piece
The dorsad side outwardly convex of flexible axle, locking side wall has the inner fovea part coordinated with kink bossing.
4. the flexible axle retaining mechanism of dredging machine as claimed in claim 3, it is characterised in that the locking end of the flexible locking piece
With the kink bent to flexible axle side, kink has curved wall with flexible axle corresponding position.
5. the flexible axle retaining mechanism of dredging machine as claimed in claim 2, it is characterised in that the side wall of hollow bulb has circumferentially
The second recess for setting, second recess is connected with corresponding first recess.
6. the flexible axle retaining mechanism of dredging machine as claimed in claim 1, it is characterised in that flexible axle retaining mechanism also includes hollow
Protective cover, the protective cover is fixed on the end of hollow bulb, and the connection end of the flexible locking piece is fixed on protective cover.
7. the flexible axle retaining mechanism of dredging machine as claimed in claim 6, it is characterised in that the protective cover have stretch into it is hollow
The hollowed extension in portion, during the connection end of the flexible locking piece is plugged on hollowed extension or is fixed on by fastener
On empty extension.
8. the flexible axle retaining mechanism of dredging machine as claimed in claim 6, it is characterised in that the hollow bulb has limiting stand
Rank, the retaining ring is located between limited step and protective cover.
9. a kind of dredging machine, it is characterised in that including flexible axle retaining mechanism, the flexible axle retaining mechanism is claim 1~8 times
Flexible axle retaining mechanism described in meaning one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710107036.3A CN106854890B (en) | 2017-02-27 | 2017-02-27 | Flexible shaft locking mechanism of dredging machine and dredging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710107036.3A CN106854890B (en) | 2017-02-27 | 2017-02-27 | Flexible shaft locking mechanism of dredging machine and dredging machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106854890A true CN106854890A (en) | 2017-06-16 |
| CN106854890B CN106854890B (en) | 2022-11-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710107036.3A Active CN106854890B (en) | 2017-02-27 | 2017-02-27 | Flexible shaft locking mechanism of dredging machine and dredging machine |
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| Country | Link |
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| CN (1) | CN106854890B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109719091A (en) * | 2017-10-27 | 2019-05-07 | 创科（澳门离岸商业服务）有限公司 | The hawser feed mechanism of drainpipe cleaner |
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| CN204266324U (en) * | 2014-10-28 | 2015-04-15 | 冉赟 | Drain cleaner |
| CN206635887U (en) * | 2017-02-27 | 2017-11-14 | 永康市嘉宏工具制造有限公司 | The flexible axle retaining mechanism and dredging machine of dredging machine |
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| CN2137568Y (en) * | 1992-11-25 | 1993-07-07 | 北京大力机械厂 | Fedding machine for cleaning pipe |
| CN2361954Y (en) * | 1998-04-15 | 2000-02-02 | 于刚 | Domestic hand pipeline dredger |
| US20030229956A1 (en) * | 2002-06-18 | 2003-12-18 | Schmitt Randall Paul | Telescopic polygon radial drive coupling for a drain cleaning machine |
| CN203337861U (en) * | 2013-01-31 | 2013-12-11 | Ccs技术股份有限公司 | Fiber connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109719091A (en) * | 2017-10-27 | 2019-05-07 | 创科（澳门离岸商业服务）有限公司 | The hawser feed mechanism of drainpipe cleaner |
| CN109719091B (en) * | 2017-10-27 | 2021-03-19 | 创科（澳门离岸商业服务）有限公司 | Cable feed mechanism for drain cleaner |
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|---|---|
| CN106854890B (en) | 2022-11-29 |
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Effective date of registration: 20230823 Address after: 321403 no.2-1, Xinzhong East Road, Xinbi street, Jinyun County, Lishui City, Zhejiang Province Patentee after: Zhejiang Jiahong Tool Manufacturing Co.,Ltd. Address before: No. 6, 1st Road, Huangtang Industrial Zone, Yongkang City, Jinhua City, Zhejiang Province, 321300 Patentee before: YONGKANG JIAHONG TOOLS MANUFACTURE Co.,Ltd. |
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