CN115324145A - Excavator with bucket self-cleaning function - Google Patents
Excavator with bucket self-cleaning function Download PDFInfo
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- CN115324145A CN115324145A CN202211140905.XA CN202211140905A CN115324145A CN 115324145 A CN115324145 A CN 115324145A CN 202211140905 A CN202211140905 A CN 202211140905A CN 115324145 A CN115324145 A CN 115324145A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 35
- 238000011010 flushing procedure Methods 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims abstract description 7
- 230000001939 inductive effect Effects 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 17
- 238000010030 laminating Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 238000009412 basement excavation Methods 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 230000004044 response Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
- E02F3/36—Component parts
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2816—Mountings therefor
- E02F9/2833—Retaining means, e.g. pins
- E02F9/2841—Retaining means, e.g. pins resilient
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2808—Teeth
- E02F9/2858—Teeth characterised by shape
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/28—Small metalwork for digging elements, e.g. teeth scraper bits
- E02F9/2866—Small metalwork for digging elements, e.g. teeth scraper bits for rotating digging elements
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Shovels (AREA)
Abstract
The invention relates to the technical field of excavators, in particular to an excavator with a bucket self-cleaning function, which comprises an excavator body and a bucket arranged on the excavator body, wherein the bucket is formed by splicing a plurality of first splicing pieces, second splicing pieces and third splicing pieces which are horizontally distributed, a vertically extending sliding chute is arranged at one end of the outer side of each first splicing piece, shoveling teeth are inserted into the sliding chutes in a limiting mode, a cover plate is arranged on the upper side of each sliding chute, a scraper blade is arranged at one end, facing a connecting seat, of each cover plate, the bottom of each scraper blade is attached to the surface of each shoveling tooth, an induction switch is arranged at one end, far away from each shoveling tooth, of each sliding chute, the induction switches are in signal connection with a flushing device, the flushing device is fixedly arranged on one side, facing the opening of the connecting seat, and flushes the interior of the bucket.
Description
Technical Field
The invention relates to the technical field of excavators, in particular to an excavator with a bucket self-cleaning function.
Background
The excavator bucket that has now has a large amount of mud dirt inside after the shovel soil, all needs artifical manual to clear up the mud dirt usually, wastes time and energy, and clears up ground not thoroughly enough, and following problem often appears in existing equipment: (1) For example, as disclosed in chinese patent application No. CN202122143677.9, the cleaning device of the excavator bucket which is convenient to adjust is inconvenient in that the type of equipment needs to be carried separately, and needs to be installed to ensure the cleaning effect of the bucket when the bucket is cleaned each time; (2) Most of the existing bucket self-cleaning devices are provided with cleaning brushes inside the bucket, but the self-cleaning devices mostly affect the material placing space of the bucket, and the cleaning brushes and the like are possibly damaged when the bucket works to affect subsequent work; (3) The existing bucket self-cleaning device can only clean the inner wall of the bucket, the cleaning of the shovel teeth on the bucket is difficult, and a large amount of impurities are easily attached to the shovel teeth during working, so that the subsequent excavating efficiency is influenced.
Disclosure of Invention
In view of the above, it is necessary to provide an excavator with a bucket self-cleaning function.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
the utility model provides an excavator with scraper bowl self-cleaning function, includes the excavator body, and installs the scraper bowl on the excavator body, the scraper bowl is formed by the concatenation of a plurality of horizontal distribution's first splice, second splice and third splice, first splice, the cross sectional shape of second splice and third splice is identical, the quantity of first splice is n, the quantity of second splice is n +, first splice sets up between two adjacent second splices, the third splice sets up the outside at outside second splice, be provided with the side shield on the third splice, be located the first splice of central point position and connect the excavator body through the fixed mounting connecting seat on, first splice, second splice and third splice move along the horizontal direction and change the interval, the outside one end of first splice is provided with the spout of vertical extension, the spacing cartridge of spout has the shovel tooth, the shovel tooth extends along the length direction of spout, the spout upside is provided with the apron, the one end of apron towards the scraper blade, the bottom laminating shovel tooth surface of scraper blade, the one end of keeping away from the shovel tooth is provided with the spout, the inductive switch is connected and is connected the shovel tooth, the inductive switch and connects the device and washes the opening towards the inside washing device of washing connecting seat of scraper bowl, the connecting seat.
Preferably, slidable mounting has the slider in the spout, is provided with at least one first spring in the spout, and the one side and the spout of forming relieved tooth are kept away from to first spring elastic connection slider, and the inductive switch setting is kept away from the one end of forming relieved tooth at the slider, and fixed mounting has the response piece on the slider, and the response piece sets up towards inductive switch.
Preferably, a stroke limiting block is fixedly installed in the sliding groove and fixedly installed on two sides of the working end of the induction switch.
Preferably, a plurality of first positioning holes are formed in the first splicing piece, the first positioning holes penetrate through the sliding groove in the horizontal direction perpendicular to the length direction of the sliding groove, a plurality of second positioning holes coaxial with the first positioning holes are formed in the shovel teeth, a first positioning seat is arranged on the second splicing piece, a plurality of positioning columns horizontally extending in the axial direction of the first positioning holes are arranged on two sides of the first positioning seat, and the positioning columns are inserted into the first positioning holes and the second positioning holes to lock the shovel teeth in a tightly-attached state.
Preferably, the forming relieved tooth is provided with the constant head tank towards one side of apron, when the locating piece cartridge is in the constant head tank, the opening side of the innermost laminating spout of constant head tank, first locating hole is in on the same straight line with second locating hole axis position, the locating piece cartridge is in apron opening end fixed mounting's fixed block, be provided with the mounting groove identical with locating piece cross sectional shape in the fixed block, the locating piece passes through the guide bar cartridge in the mounting groove in the fixed block, set up second spring elastic connection guide bar top in the mounting groove, scraper blade fixed mounting is in the one end of locating piece orientation forming relieved tooth.
Preferably, the bottom of one side of the positioning block attached to the opening of the sliding groove is provided with a right angle, and the bottom of one side of the positioning block opposite to one end of the right angle is provided with a round angle with a certain radian.
Preferably, the third splicing pieces on two sides of the bucket are fixedly provided with second positioning seats, the second positioning seats are provided with a plurality of third positioning holes which are open towards one side of the second splicing pieces, the axes of the third positioning holes are the same as the axes of the positioning columns of the second splicing pieces, the second splicing pieces are attached to the third splicing pieces, and the positioning columns are inserted into the third positioning holes of the second positioning seats.
Preferably, a plurality of first through holes horizontally penetrating through the first splicing piece are formed in the first splicing piece and distributed along the length direction of the first splicing piece, a plurality of second through holes with the same position as the axis of the cover plate are formed in the second splicing piece, a plurality of inserting rods are arranged on one side, opposite to the third splicing piece, of the two sides of the bucket, and the inserting rods on the third splicing pieces on the two sides are respectively inserted into the adjacent first through holes and the adjacent second through holes in a reverse crossing mode.
Preferably, fixed mounting has two first linear drive devices on the connecting seat, and first linear drive device's work end setting moves in the axis direction of first through-hole, and two third splicers of fixed connection are distinguished to the work end of two connecting seats, first splice, second splice and third splice top all are provided with vertical spliced pole, and two adjacent spliced poles are connected through isometric gleitbretter in the first through-hole axis direction, are provided with the waist type groove that link up the gleitbretter on the gleitbretter, and the spacing cartridge of two spliced poles is in the waist type groove.
Preferably, the flushing device comprises a mounting seat fixedly installed on the connecting seat and facing one side of the opening of the bucket, a second linear driving device is fixedly installed on the mounting seat, the working end of the second linear driving device is horizontally moved above the opening of the bucket, the working end of the second linear driving device is fixedly connected with a mounting support, a plurality of high-pressure nozzles are installed on the mounting support, the high-pressure nozzles are distributed along the first splicing piece in an equidistant mode in the distribution direction of the second splicing piece and the third splicing piece, the working end of the high-pressure nozzles faces the interior of the bucket, the second linear driving device is connected with a water tank and a water pump through a water pipe, and the water tank and the water pump are fixedly installed on the excavator body.
Compared with the prior art, the beneficial effect of this application is:
1. thereby this application is through forming relieved tooth slidable mounting in the spout when needs are cleaned the scraper blade at spout cooperation apron top scrapes the material to four sides of forming relieved tooth, clears away adnexed impurity on the forming relieved tooth, improves the cleanliness on forming relieved tooth surface, guarantees the excavation efficiency of follow-up during operation.
2. This application detects the shift position of forming relieved tooth and signal connection's washing unit through the inductive switch that spout one end set up washes in the scraper bowl to the scraper bowl inside high-pressure water column that sprays, realizes the automatically cleaning of scraper bowl, and the staff only need operate in excavator originally internally can, also can not excessively occupy the inner space of scraper bowl.
3. This application is fixed from the both sides of forming relieved tooth through first locating seat on the second splice to forming relieved tooth and spout, locks the position of dying forming relieved tooth in the spout, guarantees that the forming relieved tooth can not rock easily in excavation work.
4. This application realizes the location to the forming relieved tooth through the constant head tank on locating piece cooperation forming relieved tooth surface, and the fillet of locating piece receives pressure and can makes the locating piece break away from the constant head tank along the arc surface rebound of fillet, and the locating piece removes to the mounting groove in the fixed block through the compression second spring in, and when the right angle one side of locating piece and constant head tank laminating, the elasticity of first spring can't be with locating piece jack-up to guarantee that the axis of second locating hole aligns with the spout.
5. This application drives first splice through first linear drive device cooperation gleitbretter, equidistant removal of second splice and third splice, the reference column breaks away from the spout and accomplishes the unblock to the forming relieved tooth, first splice, second splice and third splice also can carry out the breakage to the impurity of the inside solidification of scraper bowl when separately, and when washing unit washed in to the scraper bowl, impurity that carries that rivers can be faster flows from first splice, the clearance between second splice and the third splice, the speed that the air flows in the scraper bowl has also been accelerated, dry efficiency has also been improved when having improved clean efficiency.
Drawings
FIG. 1 is a perspective view of the present application and a partial enlarged view thereof;
fig. 2 is a perspective view of the bucket of the present application in an excavating state;
FIG. 3 is a front view of the bucket of the present application in an excavating state;
FIG. 4 is a first perspective view of the bucket of the present application in a cleaning state;
FIG. 5 is an enlarged view of a portion of FIG. 4 at A;
FIG. 6 is a second perspective view of the bucket of the present application in a cleaning state;
FIG. 7 is a partial enlarged view of FIG. 6 at B;
FIG. 8 is a top view of the bucket of the present application in a cleaning condition;
FIG. 9 is a cross-sectional view taken at C-C of FIG. 8;
FIG. 10 is an enlarged view of a portion of FIG. 9 at D;
FIG. 11 is a perspective view of a first splice of the present application with the slider removed;
FIG. 12 is a perspective view of a second splicing element of the present application;
FIG. 13 is a perspective view of a third splice of the present application;
the reference numbers in the figures are:
1-an excavator body;
2-a bucket;
3-a first splice; 3 a-a chute; 3a 1-inductive switch; 3a 2-slide; 3a 3-a first spring; 3a 4-a sensing member; 3a 5-stroke limiting block; 3a 6-first locating hole; 3 b-a cover plate; 3b 1-a fixed block; 3b 2-mounting groove; 3b 3-a second spring; 3 c-a scraper; 3 d-positioning a block; 3d 1-guide bar; 3d 2-right angle; 3d 3-fillet; 3 e-a first via; 3 f-connecting column; 3f 1-sliding piece; 3f 2-waist-shaped groove;
4-a second splice; 4 a-a first positioning seat; 4a 1-locating post; 4 b-a second via;
5-a third splice; 5 a-side baffle; 5 b-a second positioning seat; 5 c-a plunger;
6-a connecting seat; 6 a-first linear drive;
7-relieving teeth; 7 a-a second locating hole; 7 b-a positioning groove;
8-a washing device; 8 a-a mounting seat; 8 b-a second linear drive; 8 c-mounting a bracket; 8 d-high pressure nozzle.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 to 13, the present application provides:
an excavator with an excavator body self-cleaning function comprises an excavator body 1 and an excavator bucket 2 installed on the excavator body 1, wherein the excavator bucket 2 is formed by splicing a plurality of first splicing pieces 3, second splicing pieces 4 and third splicing pieces 5 which are horizontally distributed, the cross-sectional shapes of the first splicing pieces 3, the second splicing pieces 4 and the third splicing pieces 5 are identical, the number of the first splicing pieces 3 is n, the number of the second splicing pieces 4 is n +1, the first splicing pieces 3 are arranged between every two adjacent second splicing pieces 4, the third splicing pieces 5 are arranged on the outer sides of the second splicing pieces 4 on the outermost side, side baffles 5a are arranged on the third splicing pieces 5, the first splicing pieces 3 positioned in the center position are connected with the excavator body 1 through fixed installation connecting seats 6, first splice 3, second splice 4 and third splice 5 move along the horizontal direction and change the interval, the outside one end of first splice 3 is provided with the spout 3a of vertical extension, the spacing cartridge of spout 3a has relieving 7, relieving 7 extends along the length direction of spout 3a, spout 3a upside is provided with apron 3b, apron 3b is provided with scraper blade 3c towards the one end of connecting seat 6, the laminating relieving 7 surface of scraper blade 3 c's bottom, the one end that relieving 7 was kept away from to spout 3a is provided with inductive switch 3a1, inductive switch 3a1 signal connection washing unit 8, washing unit 8 is fixed installs in connecting seat 6 towards 2 open-ended one side of scraper bowl, washing unit 8 washes 2 insides of scraper bowl.
Based on the above embodiments, the technical problem that the present application intends to solve is how to realize cleaning of the tooth feeding surface while cleaning the inner wall of the bucket and ensure subsequent excavation efficiency. Therefore, the bucket 2 is formed by splicing a first splicing piece 3, a second splicing piece 4 and a third splicing piece 5, the bucket 2 is installed at the working end of an excavator body 1 through a connecting seat 6 for excavating work, a shovel tooth 7 is installed in a sliding groove 3a formed in the first splicing piece 3 in a sliding mode, the position of the shovel tooth 7 is locked in the working state, when the bucket 2 needs to be cleaned, a worker rotates the bucket 2 to a state that the shovel tooth 7 faces the ground vertically downwards and drives the bucket 2 to move downwards to enable the shovel tooth 7 to be in contact with the ground, the shovel tooth 7 retracts into the sliding groove 3a of the first splicing piece 3 under the action of pressure, the sliding groove 3a is matched with a scraper blade 3c at the top of a cover plate 3b to scrape four sides of the shovel tooth 7, and impurities attached to the shovel tooth 7 are removed, the cleanness of the surface of the shovel tooth 7 is improved, the excavation efficiency in the follow-up working process is ensured, when the shovel tooth 7 moves in the sliding groove 3a, the moving position of the shovel tooth 7 is detected by the inductive switch 3a1 arranged at one end of the sliding groove 3a, the inductive switch 3a1 can be a non-contact safety switch utilizing infrared or electromagnetic induction, the inductive switch 3a1 starts a flushing device 8 connected with a signal when the shovel tooth 7 moves, the flushing device 8 starts to spray high-pressure water columns to the inside of the bucket 2 to flush the inside of the bucket 2, the self-cleaning of the bucket 2 is realized, a worker only needs to operate the excavator body 1, the internal space of the bucket 2 cannot be excessively occupied, and the excavation efficiency of the bucket 2 is ensured.
Further, as shown in fig. 5:
sliding mounting has slider 3a2 in the spout 3a, is provided with at least one first spring 3a3 in the spout 3a, and one side and the spout 3a of forming relieved tooth 7 are kept away from to first spring 3a3 elastic connection slider 3a2, and inductive switch 3a1 sets up the one end of keeping away from forming relieved tooth 7 at slider 3a2, and fixed mounting has response piece 3a4 on slider 3a2, and response piece 3a4 sets up towards inductive switch 3a 1.
A stroke limiting block 3a5 is fixedly arranged in the sliding groove 3a, and the stroke limiting block 3a5 is fixedly arranged on two sides of the working end of the inductive switch 3a 1.
Based on the above embodiment, the technical problem that the present application intends to solve is how to ensure that the inductive switch 3a1 detects the tooth 7 to realize the automatic start of the flushing device 8. Therefore, 7 cartridge of forming relieved tooth of this application is in spout 3a, 7 one end of forming relieved tooth is contradicted 3a2 of slidable mounting in spout 3a, form relieved tooth 7 drives 3a2 and removes and compress first spring 3a3 when removing to spout 3a, when form relieved tooth 7 drives 3a2 and removes to inductive switch 3a1, inductive switch 3a1 can send actuating signal to washing unit 8 when detecting response piece 3a4, stroke limiting block 3a5 restricts the removal route of slider 3a2, prevent that form relieved tooth 7 from driving slider 3a2 and cause energetically extrusion to lead to inductive switch 3a1 impaired to inductive switch 3a 1's work end, when the staff operation lifts scraper bowl 2, form relieved tooth 7 automatic re-setting to the excavation state under the elastic action of first spring 3a 3.
Further, as shown in fig. 5 and 11:
the first splicing piece 3 is provided with a plurality of first positioning holes 3a6, the first positioning holes 3a6 penetrate through the sliding groove 3a along the horizontal direction perpendicular to the length direction of the sliding groove 3a, the teeth 7 are provided with a plurality of second positioning holes 7a coaxial with the first positioning holes 3a6, the second splicing piece 4 is provided with a first positioning seat 4a, two sides of the first positioning seat 4a are provided with a plurality of positioning columns 4a1 horizontally extending along the axial direction of the first positioning holes 3a6, the first splicing piece 3, the second splicing piece 4 and the third splicing piece 5 are in a close-contact state, and the positioning columns 4a1 are inserted in the first positioning holes 3a6 and the second positioning holes 7a to lock the teeth 7.
Based on the above-described embodiment, the technical problem to be solved by the present application is how to lock the position of the tooth 7 in the slide groove 3a so as to prevent the tooth 7 from sliding during the excavation work of the bucket 2. For this reason, this application fixes tine 7 and spout 3a from the both sides of tine 7 through first splice 4a on second splice 4, under normal operating condition, first splice 3, second splice 4 and third splice 5 hug closely and splice into scraper bowl 2 together, reference column 4a1 that extends towards both sides that sets up on first splice 4a is inserted by the first locating hole 3a6 of spout 3a both sides, and insert in the coaxial second locating hole 7a of first locating hole 3a6 that sets up on tine 7, thereby lock the position of tine 7 in spout 3a, guarantee that tine 7 can not rock easily in excavation work, reference column 4a1 on first splice 4a can set up to a plurality ofly thereby reinforcing the fixed support effect to tine 7, prevent reference column 4a1 bending or fracture in tine 7, when scraper bowl 2 gets into clean state, first splice 3, second splice 4 and third splice 5 horizontal migration open the splice 3 and the slide 3a and the second splice 4a, thereby make the operator of second splice 7a and the second splice 7a slide 3a, thereby make the operator of second splice 7a slide the second splice 7a and slide the second splice 7a, thereby make the second splice 7a slide the operator to carry out the increase the shovel 7a slide in the second splice 7 a.
Further, as shown in fig. 5, 9 and 10:
one side of forming relieved tooth 7 towards apron 3b is provided with constant head tank 7b, when locating piece 3d cartridge is in constant head tank 7b, the opening side of the 3a of the most inboard laminating spout of constant head tank 7b, first locating hole 3a6 is in same straight line with second locating hole 7a axis position, locating piece 3d cartridge is in apron 3b opening end fixed mounting's fixed block 3b1, be provided with the mounting groove 3b2 identical with locating piece 3d cross sectional shape in the fixed block 3b1, locating piece 3d passes through guide bar 3d1 cartridge in the mounting groove 3b2 of fixed block 3b1, set up second spring 3b3 elastic connection guide bar 3d1 top in the mounting groove 3b2, scraper blade 3c fixed mounting is in the one end of locating piece 3d towards forming relieved tooth 7.
Based on the above embodiments, the technical problem to be solved by the present application is how to align the positioning post 4a1 on the first positioning seat 4a with the axis position of the second positioning hole 7a of the tooth 7 after the cleaning is finished. Therefore, positioning of the forming relieved teeth 7 is achieved through the positioning grooves 7b on the surfaces of the positioning blocks 3d and the forming relieved teeth 7, when the positioning blocks 3d are inserted into 7d0 of the forming relieved teeth 7, the axis of the second positioning holes 7a and the axis of the first positioning holes 3a6 keep the same straight line, and therefore the positioning columns 4a1 can be smoothly inserted, when the forming relieved teeth 7 move, the positioning blocks 3d are separated from the positioning grooves 7b, and the forming relieved teeth 7 can smoothly move in the sliding grooves 3 a.
Further, as shown in fig. 2, 10, 12 and 13:
the bottom of 3a opening one side of positioning block 3d laminating spout sets up right angle 3d2, and the one side bottom that positioning block 3d and right angle 3d2 one end are relative sets up to fillet 3d3 that has certain radian.
The second positioning seat 5b is fixedly mounted on the third splicing pieces 5 on two sides of the bucket 2, a plurality of third positioning holes which are open towards one side of the second splicing piece 4 are formed in the second positioning seat 5b, the axial line of each third positioning hole is the same as the axial line of the positioning column 4a1 of the second splicing piece 4, and when the second splicing piece 4 is attached to the third splicing piece 5, the positioning column 4a1 is inserted into the third positioning hole of the second positioning seat 5 b.
Based on the above embodiment, the technical problem that the present application is intended to solve is how to realize that the positioning block 3d automatically limits and separates the positioning groove 7b of the relieving 7. Therefore, first splicing member 3, second splicing member 4 and third splicing member 5 of this application become dispersed state after, the extrusion is caused to tine 7 contact ground, positioning groove 7b one side of tine 7 exerts pressure to fillet 3d3 one side of positioning block 3d and makes positioning block 3d break away from positioning groove 7b along fillet 3d 3's arc surface rebound, positioning block 3d moves to mounting groove 3b2 in the fixed block 3b1 through compressing second spring 3b3, when tine 7 outwards moves to the inboard of positioning groove 7b and spout 3 a's opening parallel and level, positioning block 3d gets into in positioning groove 7b under second spring 3b 3's elasticity, right angle 3d2 one side and the laminating of positioning block 3d, the elasticity of first spring 3a3 can't jack-up positioning block 3d, thereby realize preventing the removal of tine 7, also realize the location to tine 7.
Further, as shown in fig. 6 to 8 and fig. 11 to 13:
the first splicing piece 3 is provided with a plurality of first through holes 3e horizontally penetrating through the first splicing piece 3, the first through holes 3e are distributed along the length direction of the first splicing piece 3, the second splicing piece 4 is provided with a plurality of second through holes 4b with the same axis position as the cover plate 3b, one side, opposite to the third splicing pieces 5, of two sides of the bucket 2 is provided with a plurality of inserting rods 5c, and the inserting rods 5c on the third splicing pieces 5 on the two sides are respectively inserted in the adjacent first through holes 3e and the second through holes 4b in a reverse crossing manner.
Based on the above embodiments, the technical problem to be solved by the present application is how to achieve stable movement of the first splicing member 3, the second splicing member 4 and the third splicing member 5 in the horizontal direction. Therefore, the first splicing piece 3 and the second splicing piece 4 are respectively provided with the plurality of first through holes 3e and the plurality of second through holes 4b, the axes of the first through holes 3e and the second through holes 4b are positioned on the same straight line, the inserting rods 5c are arranged on the third splicing pieces 5 on two sides of the bucket 2 and inserted into the first through holes 3e and the second through holes 4b, the first splicing piece 3 and the second splicing piece 4 are limited and supported, the first splicing piece 3 and the second splicing piece 4 are ensured to be positioned on the same horizontal line, the inserting rods 5c on the third splicing pieces 5 on two sides are reversely inserted into the adjacent first through holes 3e and the second through holes 4b in a crossed manner, and therefore when the first splicing piece 3, the second splicing piece 4 and the third splicing pieces 5 are opened, the first splicing piece 3 and the second splicing piece 4 can be supported by the inserting rod 5c on one side at least, and the position stability of the first splicing piece 3 and the second splicing piece 4 is ensured.
Further, as shown in fig. 3 and 8:
fixed mounting has two first linear drive device 6a on connecting seat 6, and the work end setting of first linear drive device 6a removes on the axis direction of first through-hole 3e, and two third splicers 5 of two connecting seat 6's work end difference fixed connection, first splice 3, second splice 4 and 5 tops of third splice all are provided with vertical spliced pole 3f, and two adjacent spliced poles 3f are connected through isometric gleitbretter 3f1 in the first through-hole 3e axis direction, are provided with the waist type groove 3f2 that link up gleitbretter 3f1 on the gleitbretter 3f1, and the spacing cartridge of two spliced poles 3f is in waist type groove 3f 2.
Based on the above embodiments, the technical problem to be solved by the present application is how to realize equidistant variation of the intervals between the first splicing member 3, the second splicing member 4 and the third splicing member 5. For this purpose, the present application is provided with two first linear driving devices 6a installed below the connection seat 6 and respectively connected to the third coupling members 5 at both sides, the first linear driving device 6a can be a hydraulic cylinder or an air cylinder, etc., in this embodiment, the working end of the first linear driving device 6a is provided with a sleeve which is sleeved in a connecting rod arranged on the third splicing part 5, thereby driving the third splicing part 5 to move towards two sides when the first linear driving device 6a is started, under the excavation working state, the first linear driving device 6a drives the third splicing member 5 to move inwards, so that the first splicing member 3, the second splicing member 4 and the third splicing member 5 are jointed and spliced to form the bucket 2, when the cleaning state is carried out, the first linear driving device 6a is started to drive the third splicing member 5 to move outwards, the connecting column 3f on the second splicing member 4 is pulled to move when the connecting column 3f on the third splicing member 5 moves to one end of the waist-shaped groove 3f2 of the sliding sheet 3f1, the connecting column 3f on the second splicing member 4 is pulled to move when the connecting column 3f on the second splicing member 4 moves to one end of the waist-shaped groove 3f2 of the sliding sheet 3f1, thereby ensuring that the distances among the first splicing piece 3, the second splicing piece 4 and the third splicing piece 5 are kept equal, and the positioning column 4a1 of the second splicing piece 4 is separated from the chute 3a, completing the unlocking of all the forming relieved teeth 7, ensuring the self-cleaning function of the forming relieved teeth 7, meanwhile, the first splicing piece 3, the second splicing piece 4 and the third splicing piece 5 can also crush solidified impurities in the bucket 2 when being separated, and when washing device 8 washed in 2 scraper buckets, rivers can be faster carry impurity to flow from the clearance between first splice 3, second splice 4 and the third splice 5, have also accelerated the speed that the interior air of scraper bucket 2 flows, have also improved dry efficiency when having improved clean efficiency.
Further, as shown in fig. 3, 6 and 8:
Based on the above-described embodiments, the technical problem that the present application intends to solve is how the flushing device 8 avoids affecting the digging work of the bucket 2. Therefore, the washing device 8 washes the interior of the bucket 2 at high pressure through the plurality of high-pressure nozzles 8d, the water tank which provides water sources for the high-pressure nozzles 8d is arranged on the excavator body 1 and is connected with the high-pressure nozzles 8d through a water pipe, and in a digging working state, the mounting bracket 8c for mounting the high-pressure nozzles 8d is positioned on one side of the connecting seat 6 and far away from the opening of the bucket 2, so that the situation that materials enter the bucket 2 during digging work is prevented from being influenced, and the materials are prevented from damaging the high-pressure nozzles 8 d; when under clean operating condition, the forming relieved tooth 7 shrink sets out inductive switch 3a1 in advancing spout 3a, and inductive switch 3a1 starts washing unit 8's second linear drive device 8b, second linear drive device 8b can be electric putter or sharp cylinder, and second linear drive device 8b removes installing support 8c to the opening top of scraper bowl 2, conveniently washes 2 insides of scraper bowl to drive high pressure nozzle 8d and reset after washing finishing.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent should be subject to the appended claims.
Claims (10)
1. An excavator with an excavator self-cleaning function comprises an excavator body (1) and an excavator bucket (2) installed on the excavator body (1), and is characterized in that the excavator bucket (2) is formed by splicing a plurality of first splicing pieces (3), second splicing pieces (4) and third splicing pieces (5) which are horizontally distributed, the cross-sectional shapes of the first splicing pieces (3), the second splicing pieces (4) and the third splicing pieces (5) are identical, the number of the first splicing pieces (3) is n, the number of the second splicing pieces (4) is n +1, the first splicing pieces (3) are arranged between every two adjacent second splicing pieces (4), the third splicing pieces (5) are arranged on the outer sides of the second splicing pieces (4) on the outermost sides, side baffles (5 a) are arranged on the third splicing pieces (5), the first splicing pieces (3) located in the central positions are connected with the excavator body (1) through fixed mounting connecting seats (6), the first splicing pieces (3), the second splicing pieces (4) and the third splicing pieces (5) are provided with side baffles (5 a), a sliding chute (3 a) extending along the horizontal direction of the sliding chute (3 a) is provided with a 7), the sliding chute (3 a) for changing the length of the sliding chute (3 a) extending along the sliding chute (3 a) extending direction of the sliding chute (3 a), apron (3 b) are provided with scraper blade (3 c) towards the one end of connecting seat (6), the bottom laminating forming relieved tooth (7) surface of scraper blade (3 c), the one end that forming relieved tooth (7) were kept away from in spout (3 a) is provided with inductive switch (3 a 1), inductive switch (3 a 1) signal connection washing unit (8), install in connecting seat (6) towards scraper bowl (2) open-ended one side that washing unit (8) are fixed, washing unit (8) are washed scraper bowl (2) inside.
2. The excavator with the bucket self-cleaning function as claimed in claim 1, wherein a sliding block (3 a 2) is slidably mounted in the sliding groove (3 a), at least one first spring (3 a 3) is arranged in the sliding groove (3 a), the first spring (3 a 3) elastically connects one side, away from the shovel tooth (7), of the sliding block (3 a 2) with the sliding groove (3 a), the induction switch (3 a 1) is arranged at one end, away from the shovel tooth (7), of the sliding block (3 a 2), the induction piece (3 a 4) is fixedly mounted on the sliding block (3 a 2), and the induction piece (3 a 4) is arranged towards the induction switch (3 a 1).
3. The excavator with the bucket self-cleaning function as claimed in claim 2, wherein a stroke limiting block (3 a 5) is fixedly installed in the sliding groove (3 a), and the stroke limiting block (3 a 5) is fixedly installed at two sides of the working end of the inductive switch (3 a 1).
4. The excavator with the bucket self-cleaning function as claimed in claim 1, wherein the first splicing member (3) is provided with a plurality of first positioning holes (3 a 6), the first positioning holes (3 a 6) penetrate through the sliding chute (3 a) along a horizontal direction perpendicular to the length direction of the sliding chute (3 a), the shovel teeth (7) are provided with a plurality of second positioning holes (7 a) coaxial with the first positioning holes (3 a 6), the second splicing member (4) is provided with a first positioning seat (4 a), two sides of the first positioning seat (4 a) are provided with a plurality of positioning columns (4 a 1) horizontally extending along the axial direction of the first positioning holes (3 a 6), and the positioning columns (4 a 1) are inserted into the first positioning holes (3 a 6) and the second positioning holes (7 a) and tightly attached to the shovel teeth (7) in the locking state of the first splicing member (3), the second splicing member (4) and the third splicing member (5).
5. The excavator with the bucket self-cleaning function according to claim 4, wherein a positioning groove (7 b) is formed in one side, facing the cover plate (3 b), of the shovel tooth (7), when the positioning block (3 d) is inserted into the positioning groove (7 b), the innermost side of the positioning groove (7 b) is attached to the opening side of the sliding groove (3 a), the axial positions of the first positioning hole (3 a 6) and the second positioning hole (7 a) are located on the same straight line, the positioning block (3 d) is inserted into a fixing block (3 b 1) fixedly installed at the opening end of the cover plate (3 b), an installation groove (3 b 2) matched with the cross-sectional shape of the positioning block (3 d) is formed in the fixing block (3 b 1), the positioning block (3 d) is inserted into the installation groove (3 b 2) in the fixing block (3 b 1) through the guide rod (3 d 1), a second spring (3 b 3) is arranged in the installation groove (3 b 2) and elastically connected to the top of the guide rod (3 d 1), and the scraper blade (3 c) is fixedly installed at one end, facing the shovel tooth (7) of the positioning block (3 d).
6. The excavator with the bucket self-cleaning function as claimed in claim 5, wherein a right angle (3 d 2) is arranged at the bottom of the side, which is attached to the opening of the sliding chute (3 a), of the positioning block (3 d), and a round angle (3 d 3) with a certain radian is arranged at the bottom of the side, which is opposite to one end of the right angle (3 d 2), of the positioning block (3 d).
7. The excavator with the bucket self-cleaning function as claimed in claim 6, wherein a second positioning seat (5 b) is fixedly installed on the third splicing member (5) at two sides of the bucket (2), the second positioning seat (5 b) is provided with a plurality of third positioning holes which are opened towards one side of the second splicing member (4), the axes of the third positioning holes are the same as the axes of the positioning columns (4 a 1) of the second splicing member (4), and when the second splicing member (4) is attached to the third splicing member (5), the positioning columns (4 a 1) are inserted into the third positioning holes of the second positioning seat (5 b).
8. The excavator with the bucket self-cleaning function as claimed in claim 1, wherein a plurality of first through holes (3 e) horizontally penetrating through the first splicing member (3) are formed in the first splicing member (3), the first through holes (3 e) are distributed along the length direction of the first splicing member (3), a plurality of second through holes (4 b) with the same axial position as that of the cover plate (3 b) are formed in the second splicing member (4), a plurality of insertion rods (5 c) are arranged on one side, opposite to the third splicing member (5) on two sides of the bucket (2), of the insertion rods (5 c) on the third splicing members (5) on two sides are respectively inserted into the adjacent first through holes (3 e) and the second through holes (4 b) in a reverse crossing manner.
9. The excavator with the bucket self-cleaning function according to claim 8, wherein two first linear driving devices (6 a) are fixedly mounted on the connecting seat (6), the working ends of the first linear driving devices (6 a) are arranged to move in the axis direction of the first through hole (3 e), the working ends of the two connecting seats (6) are respectively and fixedly connected with two third splicing pieces (5), the tops of the first splicing piece (3), the second splicing piece (4) and the third splicing pieces (5) are respectively provided with a vertical connecting column (3 f), two adjacent connecting columns (3 f) in the axis direction of the first through hole (3 e) are connected through sliding pieces (3 f 1) with equal length, a waist-shaped groove (3 f 2) penetrating through the sliding pieces (3 f 1) is formed in each sliding piece (3 f 1), and the two connecting columns (3 f) are inserted and limited in the waist-shaped groove (3 f 2).
10. The excavator with the bucket self-cleaning function as claimed in claim 1, wherein the flushing device (8) comprises a mounting seat (8 a) fixedly mounted on the connecting seat (6) and facing to one side of the opening of the bucket (2), a second linear driving device (8 b) is fixedly mounted on the mounting seat (8 a), the working end of the second linear driving device (8 b) is arranged above the opening of the bucket (2) to move horizontally, the working end of the second linear driving device (8 b) is fixedly connected with a mounting bracket (8 c), a plurality of high-pressure nozzles (8 d) are mounted on the mounting bracket (8 c), the high-pressure nozzles (8 d) are distributed at equal intervals along the distribution directions of the first splicing piece (3), the second splicing piece (4) and the third splicing piece (5), the working end of the high-pressure nozzles (8 d) faces to the inside of the bucket (2), the second linear driving device (8 b) is connected with a water tank and a water pump through a water pipe, and the water tank and the water pump are fixedly mounted on the excavator body (1).
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| CN202211140905.XA CN115324145B (en) | 2022-09-20 | 2022-09-20 | Excavator with self-cleaning function of bucket |
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| CN202211140905.XA CN115324145B (en) | 2022-09-20 | 2022-09-20 | Excavator with self-cleaning function of bucket |
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Cited By (1)
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| CN119284567A (en) * | 2024-12-16 | 2025-01-10 | 山西东昌实业有限公司 | A mechanical slag removal arm for a mining conveyor |
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