CN207499017U - the rock arm of excavator - Google Patents
the rock arm of excavator Download PDFInfo
- Publication number
- CN207499017U CN207499017U CN201721505555.7U CN201721505555U CN207499017U CN 207499017 U CN207499017 U CN 207499017U CN 201721505555 U CN201721505555 U CN 201721505555U CN 207499017 U CN207499017 U CN 207499017U
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- CN
- China
- Prior art keywords
- forearm
- excavator
- arm
- cylinder
- gear
- 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
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- Earth Drilling (AREA)
Abstract
The rock arm of excavator includes：Excavator, large arm, forearm, boom cylinder, bucket arm cylinder, forearm amplitude regulation arrangement, ridge buster and bucket cylinder, large arm one end is connect with excavator; forearm is connect with the large arm other end; boom cylinder both ends are connect respectively with large arm and excavator; bucket arm cylinder connects large arm and forearm; forearm amplitude regulation arrangement is set on forearm upper end, and ridge buster is connect with forearm lower end, bucket cylinder connection forearm and ridge buster.Wherein, forearm amplitude regulation arrangement includes：Automatic regulation controller, displacement fixed seat, hydraulic drive motor, drive gear, synchronization chain, driven gear, dipper end axis and end shaft gear.Large arm is connect by the utility model with forearm leading portion, bucket arm cylinder and forearm amplitude regulation arrangement are added, so as to increase small arm of digger flexibility, not only increases the digging force of ridge buster, also increase the excavating radius of excavator, its is made more flexible to be suitable for various construction operating modes.
Description
Technical field
The utility model is related to a kind of engineering machinery devices, and in particular to a kind of rock arm of excavator.
Background technology
Traditional exploitation, carrying, smooth decomposed rock construction operation, transport or put down again after generally taking explosive blasting
It is whole.But due to the requirement that current country strengthens safety in production, the quick-fried stringent management and control of explosive control.And the existing main needle of excavator
To excavating the earthwork, loading-unloading vehicle, because its is versatile, the weight and working range of the horn of excavator are restricted, from
And so that the digging force of excavator is restricted, and is not suitable for using under the operating mode for causing some special.
Therefore, a series of improvement have been carried out to solve the above-mentioned problems.
Utility model content
The purpose of the utility model is to provide the rock arms of excavator, above-mentioned scarce present in the prior art to overcome
Point and deficiency.
The rock arm of excavator, which is characterized in that including：It is excavator, large arm, forearm, boom cylinder, bucket arm cylinder, small
Arm amplitude regulation arrangement, ridge buster and bucket cylinder, described large arm one end are connect with excavator, the forearm and the large arm other end
Connection, the boom cylinder both ends are connect respectively with large arm and excavator, the bucket arm cylinder connection large arm and forearm, described small
Arm amplitude regulation arrangement is set on forearm upper end, and the ridge buster is connect with forearm lower end, the bucket cylinder connection forearm and pine
Earthenware；
Wherein, the forearm amplitude regulation arrangement includes：Automatic regulation controller, displacement fixed seat, hydraulic drive motor,
Drive gear, synchronization chain, driven gear, dipper end axis and end shaft gear, the automatic regulation controller are driven set on excavator
Interior is sailed, the displacement fixed seat is set on forearm upper end, and the hydraulic drive motor is set on displacement fixed seat lateral ends, described
Hydraulic drive motor is electrically connected with automatic regulation controller, the drive gear, driven gear, synchronization chain, dipper end axis and end
Shaft gear is set on inside displacement fixed seat, and the drive gear is connect with hydraulic drive motor, and the drive gear passes through synchronization
Chain is connect with driven gear, and the dipper end axis both ends are slidably connected with displacement fixed seat, with struggling against in the middle part of the axis of the dipper end
Rod oil cylinder is hinged, and dipper end axis is equipped with end shaft gear, and the end shaft gear is set between drive gear and driven gear,
The end shaft gear is connect by synchronization chain with drive gear and driven gear.
Further, the forearm includes：Body structure, the body structure is interior to be equipped with concrete and iron sand.
The beneficial effects of the utility model：
Large arm is connect by the utility model with forearm leading portion, so as to shorten the length of large arm, to reach reduction boom cylinder
Load；Bucket arm cylinder and forearm amplitude regulation arrangement are added in large arm and forearm back segment, so as to increase the spirit of small arm of digger
Activity not only increases the digging force of ridge buster, also increases the excavating radius of excavator, its is made more flexible to be suitable for various constructions
Operating mode.
Description of the drawings
Fig. 1 is the structure chart of the utility model.
Reference numeral：
Excavator 100 and large arm 200.
Forearm 300, body structure 310, concrete 320 and iron sand 330.
Boom cylinder 400, bucket arm cylinder 500 and forearm amplitude regulation arrangement 600.
Automatic regulation controller 610, displacement fixed seat 620, hydraulic drive motor 630, drive gear 640, synchronization chain
650th, driven gear 660, dipper end axis 670 and end shaft gear 680.
Ridge buster 700 and bucket cylinder 800.
Specific embodiment
Below in conjunction with specific embodiment, make progress explanation to the utility model.It should be understood that following embodiment is merely to illustrate
The utility model is not for restriction the scope of the utility model.
Embodiment 1
Fig. 1 is the structure chart of the utility model.
As shown in Figure 1, the rock arm of excavator, which is characterized in that including：Excavator 100, forearm 300, moves large arm 200
Arm oil cylinder 400, bucket arm cylinder 500, forearm amplitude regulation arrangement 600, ridge buster 700 and bucket cylinder 800,200 one end of large arm
Connect with excavator 100, forearm 300 is connect with 200 other end of large arm, 400 both ends of boom cylinder respectively with large arm 200 and excavate
Machine 100 connects, and bucket arm cylinder 500 connects large arm 200 and forearm 300, and forearm amplitude regulation arrangement 600 is set on 300 upper end of forearm,
Ridge buster 700 is connect with 300 lower end of forearm, and bucket cylinder 800 connects forearm 300 and ridge buster 700.
Wherein, forearm amplitude regulation arrangement 600 includes：Automatic regulation controller 610, displacement fixed seat 620, hydraulic-driven
Motor 630, drive gear 640, synchronization chain 650, driven gear 660, dipper end axis 670 and end shaft gear 680, automatic adjustment
Controller 610 is set in 100 driver's cabin of excavator, and displacement fixed seat 620 is set on 300 upper end of forearm, and hydraulic drive motor 630 is set
In 620 lateral ends of displacement fixed seat, hydraulic drive motor 630 is electrically connected with automatic regulation controller 610, drive gear 640, from
Moving gear 660, synchronization chain 650, dipper end axis 670 and end shaft gear 680 are set on inside displacement fixed seat 620, drive gear
640 connect with hydraulic drive motor 630, and drive gear 640 is connect by synchronization chain 650 with driven gear 660, dipper end axis
670 both ends are slidably connected with displacement fixed seat 620, and 670 middle part of dipper end axis and bucket arm cylinder 500 are hinged, on dipper end axis 670
Equipped with end shaft gear 680, end shaft gear 680 is set between drive gear 640 and driven gear 660, and end shaft gear 680 is by same
Step chain 650 is connect with drive gear 640 and driven gear 660.
Forearm 300 includes：Body structure 310, the body structure 310 is interior to be equipped with concrete 320 and iron sand 330.
Automatic regulation controller 610 is opened during construction, starts bucket arm cylinder 500, bucket arm cylinder 500 pushes dipper end axis
670 drive forearms 300 move, while automatic regulation controller 610 controls hydraulic drive motor 630 to work in due course, drive gear
640 drive synchronization chain 650 to rotate under the auxiliary of driven gear 660, and synchronization chain 650 is synchronized with moved end shaft gear 680 and operated,
End shaft gear 680 finally drives bucket arm cylinder 500 to be moved in the range of 300 back segment of forearm.The utility model is in large arm and forearm
Back segment adds bucket arm cylinder and forearm amplitude regulation arrangement, and supporting point of the bucket arm cylinder on forearm can be adjusted according to field working conditions
Position can not only increase the digging force of ridge buster, can also increase the excavating radius of excavator, its is made more flexible to be suitable for
Various construction operating modes.
Meanwhile large arm 200 is directly connect with 300 leading portion of forearm.The utility model effectively shortens the length of large arm, to reach
The load of boom cylinder is reduced, so as to increase the flexibility of excavator.
Specific embodiment of the present utility model is illustrated above, but the utility model is not limited thereto, only
The objective of the utility model is not departed from, the utility model there can also be various change.
Claims (2)
1. the rock arm of excavator, which is characterized in that including：Excavator (100), large arm (200), forearm (300), boom cylinder
(400), bucket arm cylinder (500), forearm amplitude regulation arrangement (600), ridge buster (700) and bucket cylinder (800), the large arm
(200) one end is connect with excavator (100), and the forearm (300) connect with large arm (200) other end, the boom cylinder
(400) both ends are connect respectively with large arm (200) and excavator (100), the bucket arm cylinder (500) connection large arm (200) and small
Arm (300), the forearm amplitude regulation arrangement (600) is set on forearm (300) upper end, the ridge buster (700) and forearm (300)
Lower end connects, bucket cylinder (800) the connection forearm (300) and ridge buster (700)；
Wherein, the forearm amplitude regulation arrangement (600) includes：Automatic regulation controller (610), displacement fixed seat (620), liquid
Press drive motor (630), drive gear (640), synchronization chain (650), driven gear (660), dipper end axis (670) and end axis
Gear (680), the automatic regulation controller (610) is in excavator (100) driver's cabin, the displacement fixed seat (620)
Set on forearm (300) upper end, the hydraulic drive motor (630) is driven set on displacement fixed seat (620) lateral ends, the hydraulic pressure
Dynamic motor (630) is electrically connected with automatic regulation controller (610), the drive gear (640), driven gear (660), synchronization chain
(650), dipper end axis (670) and end shaft gear (680) are internal set on displacement fixed seat (620), the drive gear (640) with
Hydraulic drive motor (630) connects, and the drive gear (640) is connect by synchronization chain (650) with driven gear (660),
Dipper end axis (670) both ends are slidably connected with displacement fixed seat (620), oily with dipper in the middle part of dipper end axis (670)
Cylinder (500) is hinged, and dipper end axis (670) is equipped with end shaft gear (680), and the end shaft gear (680) is set on sliding tooth
It takes turns between (640) and driven gear (660), the end shaft gear (680) passes through synchronization chain (650) and drive gear (640)
It is connected with driven gear (660).
2. the rock arm of excavator according to claim 1, it is characterised in that：The forearm (300) includes：Body structure
(310), concrete (320) and iron sand (330) are housed in the body structure (310).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505555.7U CN207499017U (en) | 2017-11-13 | 2017-11-13 | the rock arm of excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721505555.7U CN207499017U (en) | 2017-11-13 | 2017-11-13 | the rock arm of excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207499017U true CN207499017U (en) | 2018-06-15 |
Family
ID=62503960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721505555.7U Expired - Fee Related CN207499017U (en) | 2017-11-13 | 2017-11-13 | the rock arm of excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207499017U (en) |
-
2017
- 2017-11-13 CN CN201721505555.7U patent/CN207499017U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180615 Termination date: 20211113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |