CN208517994U - Disk shovel and construction site ditching machine - Google Patents

Abstract

The utility model discloses a kind of construction site ditching machine, including disk shovel and soil blocking component, disk shovel includes driving disk, cutter hub；The cutter hub includes fixed plate, perching knife and plate supported on both sides, and fixed plate, perching knife and support plate are enclosed the native channel of volume, cutter hub outer surface, be equipped with separation muscle on the supporting plate, between separation muscle, be equipped with native hole of overflowing on the supporting plate；The cutter hub is mounted on the outer peripheral surface of driving disk, and the bottom surface of the perching knife is equipped with the cambered surface coaxial with the driving disk.It is using the effect that the disk shovels: adapts to the hard soil that existing unilateral blade type disk ditcher cannot excavate, and the shoveling of more existing drill bit type disk ditcher is high-efficient；Laborsaving, ditching is high-efficient.

Description

Disk shovel and construction site ditching machine

Technical field

The utility model relates to a kind of excavating equipment technical fields, and in particular to a kind of disk shovel and construction site are ditched Machine.

Background technique

Construction site needs to be laid with water supply, power supply facilities.In general, fire extinguisher canvas hose is indispensable auxiliary facility.Disappear in laying When guard tube, need to excavate wider ditch, in order to reserve the working space of installation pipe fitting.Though using excavator ditching effect It gets well, but since excavator needs to shovel down, hook mentions, swing arm, relatively wastes time.Disk furrower is that a kind of shoveled by disk rotates in fact The excavating machinery for task of now ditching, ditching efficiency are higher.

The Chinese patent literature CN203896691U for being disclosed on October 29th, 2014 describes a kind of disk furrower, ginseng See Fig. 1, including rack, speed reducer, driving mechanism, disc trench digging component, earth-retaining and scraping mechanism；Speed reducer 302 is fixed on machine There are three-point type hanging mechanism 327 in the top of frame 304,304 side of rack, and the lower end of the other side is fixed with disc trench digging component；Circle Disk trench digging component includes disk 310 and ditching knife, and disk 310 is on disc shaft 308,310 neighboring two sides of disk arrangement Have ditching knife more of 323 small 324 3 kinds of different sizes in big 322, and according to small 324, in 323, it is big 322, small 324, in 323, the rule of big 322 circulation is successively evenly arranged, and the ditching knife of two sides same model is staggered 15 degree in radial directions；Trench digging Knife is composed of blade 325 and 326 two parts of main body, and main part 326 uses common high-carbon steel, and blade 325 is using high speed Steel alloy；Earth-retaining mechanism includes earth-retaining board mount 317, breast boards 316, breast boards fixing screws 318, and earth-retaining board mount 317 is solid It is scheduled in the rack of 310 radial tip of ditching-disk, being fixed with its inner face by two in 317 bottom end of earth-retaining board mount is in 90 degree, And the breast boards 316 of back-to-back cambered surface composition.In the technical solution, ditching knife is curved laminated structure, is only applicable to farmland Trench digging relatively loosely, is easily cut the reason is that, the soil in farmland is frequent farming.

Being disclosed on August 31st, 2016 Chinese patent literature CN205510765U and describing one kind can be ditched with multi-angle Disk furrower, including crossbeam, the crossbeam bottom end connect by connecting rod with breast boards, and the crossbeam both ends are equipped with side Bar, side lever bottom end inner left wall are connected with the first connector, and first connector is rotatably connected to motor, the motor By first rotating shaft and trench digging turntable rotation connection, the side lever bottom right inner wall is connected with the second connector, and described second Connector is rotatably connected to the second shaft, and second shaft is rotatably connected to trench digging turntable, and the motor is circumscribed with external electricity Source；First connector includes fixed link, electric pushrod and connecting plate, and one end of the connecting plate and fixed link rotation connect It connects, the other end of the connecting plate is fixed on side lever, and one end of the electric pushrod is connected with motor, the electric pushrod The other end is fixed on side lever, and the motor and electric pushrod are circumscribed with external power supply.In the technical solution, ditching knife is pointed cone Structure can be applied to the fluting of asphalt surface, but effect of ditching is poor.

Material needed for construction site is more, and by means of transport spreading, soil property is thin-skinned compared with asphalt surface or cement road, but compared with The soil property in arable land is hard, and therefore, aforementioned two kinds of ditchers cannot well adapt to construction site trench digging task.

Utility model content

The goal of the invention of the utility model is to provide a kind of construction site ditching machine, including disk shovel, existing to solve Disk furrower disk shovel be only applicable to dead-soft or extremely hard environment, can not preferably be adapted to the skill of the trench digging task in construction site Art problem.

In order to solve the above technical problems, the utility model adopts the following technical solution:

Design a kind of disk shovel, including driving disk, cutter hub；The cutter hub includes fixed plate, perching knife and plate supported on both sides, Fixed plate, perching knife and support plate are enclosed the native channel of volume, cutter hub outer surface, be equipped with separation muscle on the supporting plate, point From between muscle, on the supporting plate equipped with native hole of overflowing；The cutter hub is mounted on the outer peripheral surface of driving disk, the bottom surface of the perching knife Equipped with the cambered surface coaxial with the driving disk.

Further, in the sword side side of the perching knife, the cutter hub is equipped with the first chamfering；In the excessive native hole and institute The junction for stating support plate is equipped with the second chamfering.

Preferably, the perching knife puts the first edge on a knife or a pair of scissors for single side, and angle of putting the first edge on a knife or a pair of scissors is 25-30 °.

Preferably, the separation muscle is arc strip, and separation muscle is coaxial with the driving disk；The fixed plate for institute State the coaxial cambered surface of driving disk.

Compared with prior art, the utility model has the beneficial effects that using the cutter hub with plate supported on both sides, intensity height, Fixation adapts to the hard soil that existing unilateral blade type disk ditcher cannot excavate, and more existing drill bit type The shoveling of disk ditcher is high-efficient；Separation muscle in support plate, first is that the intensity of enhancing cutter hub, another effect make cutter hub two sides Native face mutually separate, frictional force is small；The bottom surface of perching knife is set as cambered surface, when such disk shovel rotation, radius be it is constant, in circle When disk shovel rotation, the radius that not will lead to disk shovel increases, laborsaving.

A kind of construction site ditching machine, including fixed frame, transmission parts, disc trench digging component and soil blocking component, it is described Disc trench digging component is that above-mentioned disk shovels；The soil blocking component is fixed on the corresponding position on fixed frame, so that by earth-retaining structure Part effect soil to throwing away far from transmission parts side, soil blocking component include vertical plane baffle, the cone plate being connect with vertical plane baffle and Be arranged in cone plate rear end to the guide panel stretched of retreading, the tail end of guide panel is fixedly connected with vertical plane baffle, guide surface Bottom edge be equipped with distance along with disk shovel so that avoid that disk scoops up it is native thrown away to dead astern while do not hinder disk The rotation of shovel.

Further, depth adjustment is also equipped on the fixed frame, depth adjustment includes locking dress Track module, the idler wheel set, the track module of locking device include guide rail, slide bar and the tightening being arranged on guide rail or slide bar Bolt, idler wheel are articulated in the bottom end of slide bar.

Compared with prior art, the utility model has the beneficial effects that shoveling using above-mentioned disk, building work can be suitable for The Subgrade soil hardness on ground, and ditching is high-efficient.

Detailed description of the invention

Fig. 1 is one of a kind of structure chart of disk furrower in the prior art；

Fig. 2 is the two of a kind of structure chart of disk furrower in the prior art.

Fig. 3 is a kind of main view of disk shovel of the utility model；

Fig. 4 is the left view of Fig. 3；

Fig. 5 is the cross-sectional view of the A-A hatching along Fig. 4.

Fig. 6 is a kind of perspective view of cutter hub of the utility model；

Fig. 7 is the cross-sectional view of the plane of symmetry along Fig. 6.

Fig. 8 is a kind of structure chart of construction site ditching machine of the utility model.

Fig. 9 is a kind of structure chart of the soil blocking component of construction site ditching machine of the utility model.

In figure, 1- driving disk, 2 cutter hubs, the left cutter hub of 201-, cutter hub in 202-, the right cutter hub of 203-, 21- support plate, 211- Excessive soil hole, 212- separate muscle, and 22- perching knife, 221- cambered surface, 222- perching knife upper surface, 23- fixed plate, 92 be angle of putting the first edge on a knife or a pair of scissors.

301- speed reducer input shaft, 302- speed reducer, 303- speed reducer output shaft, 304- rack, 305- drive sprocket, 306- chain, 307- driven sprocket, 308- disc shaft, 309- sleeve, 310- disk, 311- bearing, 312- bearing, 313- are driven The locking nut of sprocket wheel, 314- adjusting nut, 315- fastening nut, 316- breast boards, 317- earth-retaining board mount, 318- breast boards Fixing bolt, 319- breast boards bracket chute, 320- clean-up scraper, 321- scraping bar, the big ditching knife of 322-, ditching knife in 323-, The small ditching knife of 324-, the cutting edge portion of 325 ditching knifes, 326 be ditching knife main part, 327- three-point type hanging mechanism.

330- depth adjustment, 3301- guide rail, 3302- slide bar, 3303- idler wheel, 3304- holding screw, 3161- are perpendicular Face baffle, 3162- cone plate, 3163- guide panel, 3164- brace.

Specific embodiment

Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses It is described in detail the utility model, does not limit the scope of the utility model in any way.

Embodiment 1: a kind of disk shovel, referring to Fig. 3-7, including driving disk 1, cutter hub 2；Cutter hub 2 includes fixed plate 23, shovel Knife 22 and plate supported on both sides 21, fixed plate 23, perching knife 22 and support plate 21 are enclosed the native channel of volume, in order to shovel when perching knife 22 When playing soil, soil is rolled up native channel discharge.In the outer surface of cutter hub 2, separation muscle 212 is equipped in support plate 21, separation muscle 212 Effect is after avoiding 2 cutting soil block of cutter hub, and the native face paste in outside generates face friction together in support plate 21, reduces the service life of cutter hub 2, And outside native face and perching knife 22 it is easily separated.Native hole 211 of overflowing is equipped between separation muscle 212, in support plate 21；Cutter hub 2 is logical It crosses fixing bolt to be mounted on the outer peripheral surface of driving disk 1, is conveniently replaceable the cutter hub 2 of damage, in Fig. 6, fixed plate 23 in this way Upper not set threaded hole, but when using fixing bolt, threaded hole should be set in fixed plate 23；The bottom surface of perching knife 22 is equipped with The cambered surface 221 coaxial with driving disk 1, in conjunction with Fig. 7, when disk is shoveled and rotated, cambered surface 221 can either avoid the blade of perching knife 22 Rear increasing radius causes the native effect of useless power, shovel poor, and from intensity, perching knife 22 is more stocky.Since perching knife 22 is equipped with blade surface, In Fig. 7, makes to roll up the shape that native channel forms necking, therefore be used as pilot outlet by native hole 211 of overflowing, avoid soil block that from rolling up soil logical Road blocks completely.Certainly, in general, when disk shovelman makees, it is only necessary to one layer of soil compared with Pu is scooped up, by continuously rotating reality It now ditches purpose.

In Fig. 4, use three cutter hubs 2 that left cutter hub 201, middle cutter hub 202, right cutter hub 203 are installed for one group of mode On the circumferential surface of driving disk 1, in this way, 2 distributing installation of cutter hub can be made in axially different width by way of array spiral Circumferential surface on.

In order to reduce perching knife shovel soil when resistance, in the sword side side of perching knife 22, cutter hub 2 be equipped with the first chamfering, first The effect of chamfering is to meet native face formation similar to the shape of chock；The is equipped in junction of the native hole 211 with support plate 21 of overflowing Two chamferings, the effect of the second chamfering are to make soil block be easier to side to go out.

Perching knife 22 puts the first edge on a knife or a pair of scissors for single side, and angle of putting the first edge on a knife or a pair of scissors 92 is 25-30 °.Preferably, the bottom surface 221 of perching knife 22 is preferably buffed surface, In this way, rubbing action can instead promote the polishing to perching knife 22 when disk shovelman makees, it is made to keep preferably shoveling native effect.

In the present embodiment, separation muscle 212 is arc strip, and separation muscle 212 is coaxial with driving disk 1, in this way, shoveling in disk When rotation, separation 212 radius of muscle is constant, and resistance is small.Fixed plate 23 is the cambered surface coaxial with driving disk 1, and such compactness is good, Fixation.

Embodiment 2: a kind of construction site ditching machine is opened referring to Fig. 8-9 as to the disk that background technology part refers to The improvement of ditch machine, including fixed frame, transmission parts, disc trench digging component and soil blocking component, fixed frame correspond to rack 304, circle Disk trench digging component select embodiment 1 in refer to disk shovel, transmission parts correspond to speed reducer input shaft 301, speed reducer 302, The transmission dress that speed reducer output shaft 303, rack 304, drive sprocket 305, chain 306, driven sprocket 307, disc shaft 308 form It sets, wherein speed reducer output shaft 301 and drive module are sequentially connected, and according to angle difference, optional Knucle-gear connection, bevel gear connect It connects, disk shovel is fixed on disc shaft 308 by key.Soil blocking component is fixed on the corresponding position on fixed frame, so that by earth-retaining To throwing away far from transmission parts side, soil blocking component includes vertical plane baffle 3161, connect with vertical plane baffle 3161 component effect soil Cone plate 3162 and be arranged in 3162 rear end of cone plate and to the guide panel 3163 stretched of retreading, the tail of guide panel 3163 End is fixedly connected with vertical plane baffle 3161 by brace 3164.Cone plate 3162 can be coaxially disposed with driving disk 1, more excellent Set-up mode be that cone plate 3162 is not coaxially disposed with driving disk 1, at this moment, in the rotation direction of driving disk 1, the conical surface The head end of plate 3162 and cone plate 3162 have a biggish gap, the tail end and cone plate 3162 of cone plate 3162 have it is lesser between Gap is easier to throw away outward in this way, the soil block that disk scoops up is stopped by cone plate 3162 since gap is tapered.Guide panel 3163 bottom edge is equipped with distance along with disk shovel, so as to not hinder while the soil for preventing disk from scooping up is thrown away to dead astern The rotation of disk shovel.Reference position in Fig. 9, when double dot dash line, that is, vertical plane baffle 3161 is moved to outside cone plate.

When installation, the setting of cone plate 3162 shovels side in disk, and the setting of vertical plane baffle 3161 shovels it in fixed frame and disk Between, vertical plane baffle 3161 is welded on fixed frame.

In the present embodiment, depth adjustment 330 is also equipped on fixed frame, depth adjustment 330 includes locking Determine track module, the idler wheel 3303 of device, the track module of locking device includes that guide rail 3301, slide bar 3302 and setting are being led Tight fixed bolt 3304 on rail 3301 or slide bar 3302, idler wheel 3303 are articulated in the bottom end of slide bar 3302.In the present embodiment, guide rail 3301 are welded to connect with fixed frame, and guide rail 3301 is equipped with the through-hole being adapted to slide bar 3302, and slide bar 3302 is worn in the through hole, It is also installed with tight fixed bolt 3304 on guide rail 3301, when needing keeps guide rail 3301 and slide bar 3302 relatively fixed, screws tightening Bolt 3304 makes tight fixed bolt 3304 abut slide bar 3302, and pressure conversion will be frictional force by this.Preferably, in slide bar 3302 different height is equipped with the groove cooperated with tight fixed bolt 3304, and such tight fixed bolt 3304 can extend into the groove When, function and effect are more preferable.

In use, adjust guide rail 3301 and slide bar 3302 fixation position, disk shovel minimum point away from idler wheel 3303 most The distance of low spot, that is, ditching depth.

The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein It states.

Claims (6)

1. a kind of disk shovel, including driving disk, cutter hub；It is characterized in that, the cutter hub includes that fixed plate, perching knife and two are collateral Fagging, fixed plate, perching knife and support plate are enclosed the native channel of volume, cutter hub outer surface, be equipped with separation muscle on the supporting plate, Between separation muscle, it is equipped with native hole of overflowing on the supporting plate；The cutter hub is mounted on the outer peripheral surface of driving disk, the perching knife Bottom surface is equipped with the cambered surface coaxial with the driving disk.

2. disk shovel as described in claim 1, which is characterized in that in the sword side side of the perching knife, the cutter hub is equipped with First chamfering；The second chamfering is equipped in the excessive native hole and the junction of the support plate.

3. disk shovel as described in claim 1, which is characterized in that the perching knife puts the first edge on a knife or a pair of scissors for single side, and angle of putting the first edge on a knife or a pair of scissors is 25-30 °.

4. disk shovel as described in claim 1, which is characterized in that the separation muscle is arc strip, separation muscle and the biography Dynamic disk is coaxial；The fixed plate is the cambered surface coaxial with the driving disk.

5. a kind of construction site ditching machine, including fixed frame, transmission parts, disc trench digging component and soil blocking component, feature It is, the disc trench digging component is that disk of any of claims 1-4 such as shovels；The soil blocking component is fixed on Determine the corresponding position on frame, so as to be thrown away by soil blocking component effect soil to far from transmission parts side, soil blocking component includes vertical plane Baffle, the cone plate being connect with vertical plane baffle and be arranged in cone plate rear end to the guide panel stretched of retreading, guide panel Tail end is fixedly connected with vertical plane baffle, and the bottom edge of guide surface is equipped with distance along with disk shovel, so that avoiding disk from scooping up The rotation for not hindering disk to shovel while soil is thrown away to dead astern.

6. construction site ditching machine as claimed in claim 5, which is characterized in that be also equipped with depth on the fixed frame Regulating device, depth adjustment include the track module of locking device, idler wheel, and the track module of locking device includes leading Rail, slide bar and the tight fixed bolt being arranged on guide rail or slide bar, idler wheel are articulated in the bottom end of slide bar.