CN2541522Y - Automatic mud remover for digger shovel of excavator - Google Patents

Automatic mud remover for digger shovel of excavator Download PDF

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Publication number
CN2541522Y
CN2541522Y CN02219392U CN02219392U CN2541522Y CN 2541522 Y CN2541522 Y CN 2541522Y CN 02219392 U CN02219392 U CN 02219392U CN 02219392 U CN02219392 U CN 02219392U CN 2541522 Y CN2541522 Y CN 2541522Y
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CN
China
Prior art keywords
excavator
oil cylinder
mud
utility
model
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN02219392U
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Chinese (zh)
Inventor
马玉山
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN02219392U priority Critical patent/CN2541522Y/en
Application granted granted Critical
Publication of CN2541522Y publication Critical patent/CN2541522Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/40Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/401Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28Dredgers; 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
    • E02F3/36Component parts
    • E02F3/42Drives for dippers, buckets, dipper-arms or bucket-arms

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)

Abstract

The utility model relates to an automatic mud remover for a digger shovel of an excavator. An actuating cylinder which is parallel to a front arm is installed on the lower side of the front arm of the excavator, and the end head of a piston rod of the actuating cylinder is provided with a scraping plate perpendicular to the piston rod. The back end of the cylinder is hinged with the front arm of the excavator, the front end is pressed on the front arm of the excavator through a pin rod, an elastic cushion in which an electrode contact is arranged between the pin rod and the cylinder, and the lead wire of the electrode contact is connected with a power source and an alarm through a conducting wire. Compared with the prior art, the utility model which adopts one cylinder to drive the scraping plate to clean the mud has the advantages of simple structure, easy accomplishment and convenient operation. After the utility model is installed, the mud can be cleaned within a short time even though the mud is much sticky, without the need of manual cleaning. Meanwhile, the utility model is very convenient for installation and disassembly, which greatly improves the work efficiency of the excavator.

Description

The automatic desludging device of power shovel
Technical field
The automatic desludging device of this reality novel fixture that relates to a kind of excavator, particularly a kind of power shovel.
Background technology
In the prior art, the scraper bowl of excavator is hinged on the forearm, promote the scraper bowl operation by oil cylinder, when excavator takes sticking loess or mud, easily deposit mud in the scraper bowl, as work on, then the operating efficiency of excavator descends, the method that mud is deposited in its cleaning is: a kind of is propelling and the contraction that utilizes bucket cylinder, and the shake scraper bowl is removed the mud of depositing in the bucket; Another kind method is to utilize the oil cylinder of big arm, forearm each several part to cooperate; make the bucket point and the collision on the ground of scraper bowl; remove the mud of depositing in the bucket, the weak point of its existence of method of these two kinds of clear mud is: all must utilize the end work of the range of oil cylinder, oil cylinder is subjected to greater impact; this can reduce the application life of oil cylinder; and each parts of machinery are all had and can exert an influence, but its clear mud is still not thorough, thoroughly remove bucket internal memory mud; also must shut down, manually clear up.
Summary of the invention
The technical problems to be solved in the utility model is at the deficiencies in the prior art, has proposed a kind of automatic desludging device of removing power shovel internal memory mud that can be clean automatically.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of automatic desludging device of power shovel, be characterized in: a driving oil cylinder parallel with forearm is installed below the excavator forearm, and the termination of the piston rod of driving oil cylinder is equipped with the scraper plate vertical with piston rod.During use, the big arm held upward of excavator, forearm is sagging, then makes in the scraper bowl and colludes, and the rear wall of scraper bowl is substantially parallel with the forearm of excavator, or slightly inwardly triggers, and can advance the novel oil cylinder of this reality this moment, and piston drives in the scraper plate incision scraper bowl and carries out mud clearly.
The technical problems to be solved in the utility model can also come further to realize by the following technical programs, be provided with the slideway parallel in the one or both sides of driving oil cylinder with oil cylinder, the balancing pole that is connected with scraper plate is housed in the slideway, and the effect of balancing pole is to prevent that scraper plate from rotating with piston rod.
The technical problems to be solved in the utility model can also come further to realize by the following technical programs, the rear end of described oil cylinder and the forearm of excavator are hinged, front end is pressed on the excavator forearm by a pin rod, between pin rod and oil cylinder, be provided with a cushion, electrode contacts is housed in the cushion, the lead-in wire of electrode contacts joins by lead and power supply and alarm, because the scraper bowl rear wall is an arcwall face, when scraper plate of the present utility model is cut into rear wall, just become an outside support power, oil cylinder is outwards strutted, then the cushion between oil cylinder compression and the pin rod, once surpass the pressure of design, electrode contacts closure in the cushion then can be sent alarm signal, at this moment will stop to cut before the scraper plate, and the oil cylinder on the contraction power shovel, make the scraper bowl abduction, this moment, electrode contacts was opened, but propeller again, carry out repeatedly, then can remove bucket internal memory mud.
The utility model compared with prior art, adopt an oil cylinder to promote scraper plate and carry out mud operation clearly, it is simple in structure, and is easy to implement, easy to operate, after this device is installed, to sticking again soil, all not having to waste too many clearance time, need not the labor cleaning, installing/dismounting is very convenient with advancing, and can improve the operating efficiency of excavator greatly.
Description of drawings
Fig. 1 is a structure diagram of the present utility model.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is the warning device circuit diagram.
The specific embodiment
Embodiment one, a kind of automatic desludging device of power shovel, and in the parallel driving oil cylinder 2 of one of excavator forearm 3 installed inside and forearm 3, the termination of the piston rod of driving oil cylinder 2 is equipped with the scraper plate vertical with piston rod 1.Be provided with the slideway parallel with oil cylinder 4 in the both sides of driving oil cylinder 2, the balancing pole 7 that is connected with scraper plate 1 is housed in the slideway 4, the effect of balancing pole 7 is to prevent that scraper plate from rotating with piston rod.In the present embodiment, the oil circuit of driving oil cylinder is oily in parallel by a reversal valve and forearm, in the clear mud process of excavator, it is big arm held upward, forearm is sagging, after no longer work, use the hydraulic circuit of forearm, take the fluid pressure line branch road to add the reversal valve control method, in the service depot, just can finish mud operation clearly like this.Warning device also can be connected in the service depot by lead, and package unit just can be finished in operation for this reason.
Embodiment two, be provided with the slideway 4 parallel in a side of driving oil cylinder 2 with oil cylinder 2, the balancing pole 7 that is connected with scraper plate 1 is housed in the slideway 4, the rear end of described oil cylinder and the forearm of excavator are hinged, front end is pressed on the excavator forearm 3 by a pin rod 6, be provided with a cushion 5 between pin rod 6 and oil cylinder 2, electrode contacts 9 is housed in the cushion 5, the lead-in wire of electrode contacts 9 joins by lead and power supply 8 and alarm 10.

Claims (3)

1. the automatic desludging device of a power shovel, it is characterized in that: in driving oil cylinder (2) parallel with forearm (3) of excavator forearm (3) installed inside, the termination of the piston rod of driving oil cylinder (2) is equipped with the scraper plate vertical with piston rod (1).
2. the automatic desludging device of power shovel according to claim 1 is characterized in that: be provided with the slideway parallel with oil cylinder (4) in the one or both sides of driving oil cylinder (2), the balancing pole (7) that is connected with scraper plate (1) is housed in the slideway (4).
3. the automatic desludging device of power shovel according to claim 1, it is characterized in that: the forearm (3) of the rear end of described driving oil cylinder (2) and excavator is hinged, front end is pressed on the excavator forearm (3) by a pin rod (6), between pin rod (6) and oil cylinder (2), be provided with a cushion (5), electrode contacts (9) is housed in the cushion (5), and the lead-in wire of electrode contacts (9) joins by lead and power supply (8) and alarm (10).
CN02219392U 2002-03-15 2002-03-15 Automatic mud remover for digger shovel of excavator Expired - Fee Related CN2541522Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN02219392U CN2541522Y (en) 2002-03-15 2002-03-15 Automatic mud remover for digger shovel of excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN02219392U CN2541522Y (en) 2002-03-15 2002-03-15 Automatic mud remover for digger shovel of excavator

Publications (1)

Publication Number Publication Date
CN2541522Y true CN2541522Y (en) 2003-03-26

Family

ID=33697882

Family Applications (1)

Application Number Title Priority Date Filing Date
CN02219392U Expired - Fee Related CN2541522Y (en) 2002-03-15 2002-03-15 Automatic mud remover for digger shovel of excavator

Country Status (1)

Country Link
CN (1) CN2541522Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102966130A (en) * 2012-12-03 2013-03-13 广西柳工机械股份有限公司 Scraper bucket with device for scraping materials attached to inside of scraper bucket
CN103174181A (en) * 2011-12-24 2013-06-26 广西玉柴重工有限公司 Digging bucket
CN107787615A (en) * 2017-10-18 2018-03-13 任轩皓 Big-dipper satellite flat ground system
CN109537657A (en) * 2018-11-07 2019-03-29 淮阴工学院 A kind of power shovel clay remove device and control method
CN115404936A (en) * 2022-10-10 2022-11-29 中联重科股份有限公司 Excavator bucket cleaning system, control method thereof and excavator

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103174181A (en) * 2011-12-24 2013-06-26 广西玉柴重工有限公司 Digging bucket
CN103174181B (en) * 2011-12-24 2016-08-24 广西玉柴重工有限公司 A kind of power shovel
CN102966130A (en) * 2012-12-03 2013-03-13 广西柳工机械股份有限公司 Scraper bucket with device for scraping materials attached to inside of scraper bucket
CN102966130B (en) * 2012-12-03 2016-06-29 广西柳工机械股份有限公司 With the scraper bowl of adhered materials removing device in bucket
CN107787615A (en) * 2017-10-18 2018-03-13 任轩皓 Big-dipper satellite flat ground system
CN109537657A (en) * 2018-11-07 2019-03-29 淮阴工学院 A kind of power shovel clay remove device and control method
CN115404936A (en) * 2022-10-10 2022-11-29 中联重科股份有限公司 Excavator bucket cleaning system, control method thereof and excavator
CN115404936B (en) * 2022-10-10 2024-05-10 中联重科股份有限公司 Excavator bucket cleaning system, control method thereof and excavator

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee