CN209493979U - A kind of high support link arm of stability for crawler-mounted excavator - Google Patents
A kind of high support link arm of stability for crawler-mounted excavator Download PDFInfo
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- CN209493979U CN209493979U CN201821957411.XU CN201821957411U CN209493979U CN 209493979 U CN209493979 U CN 209493979U CN 201821957411 U CN201821957411 U CN 201821957411U CN 209493979 U CN209493979 U CN 209493979U
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- Prior art keywords
- link arm
- support link
- plate
- crawler
- stability
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Abstract
The utility model discloses a kind of support link arms that the stability for crawler-mounted excavator is high, including pedestal, mounting groove is offered at the top of the pedestal, symmetrical two pushing plates are slidably fitted in the bottom interior wall of the mounting groove, the side that two pushing plates are located remotely from each other is fixedly installed with hydraulic stem, the side that two hydraulic stems are located remotely from each other is fixedly connected with the two sides inner wall of mounting groove respectively, two pushing plates side close to each other is rotatably equipped with the first connecting shaft, the side rotation connection close to each other of two the first connecting shafts.The utility model structure is simple, by utilizing two the second connecting shafts, it can play the role of support limit to support link arm ontology, so that it will not double swerves, and under the buffer function of hydraulic stem, damping spring and buffer spring, external force is effectively reduced to the impact force of support link arm ontology, reduces abrasion, thus increases the service life of support link arm ontology.
Description
Technical field
The utility model relates to excavator technical field more particularly to a kind of stability for crawler-mounted excavator are high
Support link arm.
Background technique
Excavator, also known as excavating machinery, excavator excavate material be mainly soil, coal, silt and by it is pre- pine after
Soil and rock.From the point of view of the development of engineering machinery in recent years, the development of excavator is relatively fast, and excavator has become work
One of most important engineering machinery in Cheng Jianshe.Most important three parameters of excavator: Operating Weight (quality), engine power
And Bucket capacity.
Support link arm on existing excavator during use, due to excavator to be born work when integrally weigh
Amount, so it is caused to be prone to wear out, thus service life is shorter, so we have proposed a kind of for the steady of crawler-mounted excavator
Qualitative high support link arm, to solve the problems, such as above-mentioned propose.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is used for crawler type
The high support link arm of the stability of excavator.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of high support link arm of stability for crawler-mounted excavator, including pedestal open up at the top of the pedestal
There is mounting groove, symmetrical two pushing plates are slidably fitted in the bottom interior wall of the mounting groove, two pushing plates are located remotely from each other
Side be fixedly installed with hydraulic stem, the side that two hydraulic stems are located remotely from each other respectively with the two sides inner wall of mounting groove is fixed connects
Connect, two pushing plates side close to each other is rotatably equipped with the first connecting shaft, two the first connecting shafts it is close to each other one
Side rotation connection, two the first connecting shafts are fixedly connected with the same damping spring, are fixedly installed at the top of the pushing plate
Limit base, the top slide of limit base are equipped with limit plate, and the limit plate is rotatably equipped with rotor plate, and two rotor plates are mutual
Close side is rotatably equipped with slide plate, and the top of pedestal, the top slide of two slide plates are extended at the top of the slide plate
The same mounting plate is installed, the top side detachable of the mounting plate is fixedly installed with support link arm ontology, the mounting groove
Movable plate is slidably fitted on the inner wall of two sides, two movable plate sides close to each other are rotatably equipped with the second connecting shaft, and
Two the second connecting shafts side close to each other is rotatablely connected with the two sides of mounting plate respectively.
Preferably, the first sliding rail is fixedly installed in the bottom interior wall of the mounting groove, the bottom of the pushing plate opens up
There is first sliding groove compatible with the first sliding rail, first sliding groove and the first sliding rail are slidably connected.
Preferably, the bottom of the mounting plate is equipped with symmetrical two locating pieces, and two slide plates are respectively positioned on two and determine
Between the block of position.
Preferably, two hydraulic stem sides close to each other are welded with fixed plate, open on the corner location of fixed plate
Equipped with bolt hole, bolt hole internal screw thread is connected with bolt, and the hydraulic stem is fixedly mounted on by bolt hole and bolt
The side of pushing plate.
Preferably, limiting slot is offered at the top of the limit base, the bottom of two limit plates extends respectively to two limits
In the slot of position and it is fixedly installed with sliding panel, and sliding panel is slidably connected with limiting slot.
Preferably, the bottom of the sliding panel is fixedly installed with buffer spring, the bottom of the buffer spring and limiting slot
Bottom interior wall be fixedly connected.
Preferably, it is fixedly installed with the second sliding rail on the two sides inner wall of the limiting slot, the two sides of the sliding panel are equal
Second sliding slot compatible with the second sliding rail is offered, and two second sliding slots are slidably connected with two the second sliding rails respectively.
Preferably, block is fixedly installed on the two sides inner wall of the limiting slot, and block is located at the top of sliding panel.
Compared with prior art, the utility model has the beneficial effects that support link arm ontology during use, meeting
Gravity when excavator work is born, and then under the impact of external force, will push support link arm ontology and move up and down, and
When support link arm ontology is mobile, under the position-limiting action of two the second connecting shafts, support limit can be played to support link arm ontology
The effect of position, causes support link arm ontology under the impact of external force, not will shake left and right, and carries out above and below support link arm ontology
When mobile, under hydraulic stem, damping spring and buffering spring buffer effect, the impact force of support link arm ontology can be delayed
Punching.
The utility model structure is simple, by utilizing two the second connecting shafts, can play support to support link arm ontology
The effect of limit, so that it will not double swerves, and under the buffer function of hydraulic stem, damping spring and buffer spring, effectively
Reduce external force to the impact force of support link arm ontology, reduce abrasion, thus increases the service life of support link arm ontology.
Detailed description of the invention
Fig. 1 be the utility model proposes the structure of the high support link arm of stability for crawler-mounted excavator a kind of show
It is intended to；
Fig. 2 be the utility model proposes a kind of high support link arm of stability for crawler-mounted excavator part A
Enlarged structure schematic diagram；
Fig. 3 be the utility model proposes a kind of high support link arm of stability for crawler-mounted excavator support company
The schematic view of the front view of arm body.
In figure: 1 pedestal, 2 mounting grooves, 3 pushing plates, 4 hydraulic stems, 5 first connecting shafts, 6 damping springs, 7 limit bases, 8 limits
Position slot, 9 buffer springs, 10 sliding panels, 11 limit plates, 12 rotor plates, 13 blocks, 14 slide plates, 15 mounting plates, 16 support link arm sheets
Body, 17 second connecting shafts, 18 movable plates, 19 first sliding rails, 20 locating pieces, 21 fixed plates, 22 second sliding rails.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, the high support link arm of a kind of stability for crawler-mounted excavator, including pedestal 1, pedestal 1
Top offers mounting groove 2, and symmetrical two pushing plates 3, two pushing plates 3 are slidably fitted in the bottom interior wall of mounting groove 2
The side being located remotely from each other is fixedly installed with hydraulic stem 4, the side that two hydraulic stems 4 are located remotely from each other respectively with mounting groove 2 two
Side inner wall is fixedly connected, and two pushing plates 3 side close to each other is rotatably equipped with the first connecting shaft 5, two first connections
The side rotation connection close to each other of axis 5, two the first connecting shafts 5 are fixedly connected with the same damping spring 6, pushing plate 3
Top is fixedly installed with limit base 7, and the top slide of limit base 7 is equipped with limit plate 11, and limit plate 11 is rotatably equipped with rotation
Plate 12, two rotor plates 12 side close to each other are rotatably equipped with slide plate 14, and the top of slide plate 14 extends to the upper of pedestal 1
Side, the top slide of two slide plates 14 are equipped with the same mounting plate 15, and the top side detachable of mounting plate 15 is fixedly installed with branch
Seat link arm ontology 16 is slidably fitted with movable plate 18, two sides close to each other of movable plate 18 on the two sides inner wall of mounting groove 2
It is rotatably equipped with the second connecting shaft 17, and two the second connecting shafts 17 side close to each other two sides with mounting plate 15 respectively
Rotation connection, support link arm ontology 16 during use, gravity when excavator work can be born, and then in external force
Under impact, it will push support link arm ontology 16 and move up and down, and when support link arm ontology 16 is mobile, connect at two second
Under the position-limiting action of spindle 17, support limit can be played the role of to support link arm ontology 16, lead to support link arm ontology 16
Under the impact of external force, it not will shake left and right, and when about 16 support link arm ontology is moved, in hydraulic stem 4, damping bullet
Under 9 buffer function of spring 6 and buffer spring, the impact force of support link arm ontology 16 can be buffered, the utility model structure
Simply, by the way that support limit can be played the role of to support link arm ontology 16 using two the second connecting shafts 17, so that it will not
Double swerve, and under the buffer function of hydraulic stem 4, damping spring 6 and buffer spring 9, external force is effectively reduced to support
The impact force of link arm ontology 16 reduces abrasion, thus increases the service life of support link arm ontology 16.
In the utility model, the first sliding rail 19 is fixedly installed in the bottom interior wall of mounting groove 2, the bottom of pushing plate 3 is opened
Equipped with first sliding groove compatible with the first sliding rail 19, first sliding groove and the first sliding rail 19 are slidably connected, the bottom of mounting plate 15
Symmetrical two locating pieces 20 are installed, and two slide plates 14 are respectively positioned between two locating pieces 20, two hydraulic stems 4 mutually lean on
Close side is welded with fixed plate, and bolt hole is offered on the corner location of fixed plate, and bolt hole internal screw thread is connected with company
It is connected to bolt, hydraulic stem 4 is fixedly mounted on the side of pushing plate 3 by bolt hole and bolt, and the top of limit base 7 opens up limited
Position slot 8, the bottom of two limit plates 11 extend respectively in two limiting slots 8 and are fixedly installed with sliding panel 10, and sliding panel
10 are slidably connected with limiting slot 8, and the bottom of sliding panel 10 is fixedly installed with buffer spring 9, the bottom of buffer spring 9 and limiting slot
8 bottom interior wall is fixedly connected, and the second sliding rail 22, the two sides of sliding panel 10 are fixedly installed on the two sides inner wall of limiting slot 8
Second sliding slot compatible with the second sliding rail 22 is offered, and two second sliding slots connect with two the second sliding rail 22 slidings respectively
It connects, block 13 is fixedly installed on the two sides inner wall of limiting slot 8, and block 13 is located at the top of sliding panel 10, connect in support
Arm body 16 during use, can bear gravity when excavator work, and then under the impact of external force, will push support
Link arm ontology 16 moves up and down, and when support link arm ontology 16 is mobile, in the position-limiting action of two the second connecting shafts 17
Under, support limit can be played the role of to support link arm ontology 16, cause support link arm ontology 16 under the impact of external force, no
It will shake left and right, and when about 16 support link arm ontology is moved, it is slow in hydraulic stem 4, damping spring 6 and buffer spring 9
Under punching effect, the impact force of support link arm ontology 16 can be buffered, the utility model structure is simple, by utilizing two
Second connecting shaft 17 can play the role of support limit to support link arm ontology 16, and so that it will not double swerves, and hydraulic
Under the buffer function of bar 4, damping spring 6 and buffer spring 9, it is effectively reduced impact of the external force to support link arm ontology 16
Power reduces abrasion, thus increases the service life of support link arm ontology 16.
Working principle: under the impact of external force, will push support link arm ontology 16 and move up and down, and in support link arm
When ontology 16 is mobile, under the position-limiting action of two the second connecting shafts 17, support limit can be played to support link arm ontology 16
Effect, cause support link arm ontology 16 under the impact of external force, not will shake left and right, and about 16 support link arm ontology into
When row is mobile, it will push limit plate 11 and moved in limiting slot 8, while buffer spring 9 can be made deformation occurs, and limiting
Under the promotion of plate 11, pushing plate 3 can be pushed to be slided in the bottom interior wall of mounting groove 2, and pushing plate 3 will push it is hydraulic
Bar 4 stretches, while when two pushing plates 3 are mobile, can constantly change the included angle of two the first connecting shafts 5, in turn
Making damping spring 6, deformation occurs, while two the first connecting shafts 5 can limit two pushing plates 3, when moving it
It will not shift, thus support link arm ontology 16 is under the buffer function of hydraulic stem 4, damping spring 6 and buffer spring 9, it can
It is buffered with the impact force to support link arm ontology 16, thus reduces the abrasion of support link arm ontology 16, increase its use
Service life.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (8)
1. a kind of high support link arm of stability for crawler-mounted excavator, including pedestal (1), which is characterized in that the bottom
It is offered mounting groove (2) at the top of seat (1), symmetrical two promotions is slidably fitted in the bottom interior wall of the mounting groove (2)
Plate (3), the side that two pushing plates (3) are located remotely from each other are fixedly installed with hydraulic stem (4), and two hydraulic stems (4) are located remotely from each other
Side be fixedly connected respectively with the two sides inner wall of mounting groove (2), two pushing plate (3) sides close to each other are rotatablely installed
Have the first connecting shaft (5), the side rotation connection close to each other of two the first connecting shafts (5), two the first connecting shafts (5) are fixed
It is connected with the same damping spring (6), is fixedly installed with limit base (7) at the top of the pushing plate (3), the top of limit base (7)
Portion is slidably fitted with limit plate (11), and the limit plate (11) is rotatably equipped with rotor plate (12), and two rotor plates (12) are mutual
Close side is rotatably equipped with slide plate (14), and the top of pedestal (1), two slide plates are extended at the top of the slide plate (14)
(14) top slide is equipped with the same mounting plate (15), and the top side detachable of the mounting plate (15) is fixedly installed with support
Link arm ontology (16) is slidably fitted with movable plate (18) on the two sides inner wall of the mounting groove (2), two movable plate (18) phases
Mutually be rotatably equipped with the second connecting shaft (17) close to side, and two the second connecting shafts (17) side close to each other respectively and
The two sides of mounting plate (15) are rotatablely connected.
2. a kind of high support link arm of stability for crawler-mounted excavator according to claim 1, which is characterized in that
It is fixedly installed with the first sliding rail (19) in the bottom interior wall of the mounting groove (2), the bottom of the pushing plate (3) offers and the
The compatible first sliding groove of one sliding rail (19), first sliding groove and the first sliding rail (19) are slidably connected.
3. a kind of high support link arm of stability for crawler-mounted excavator according to claim 1, which is characterized in that
The bottom of the mounting plate (15) is equipped with symmetrical two locating pieces (20), and two slide plates (14) are respectively positioned on two locating pieces
(20) between.
4. a kind of high support link arm of stability for crawler-mounted excavator according to claim 1, which is characterized in that
Two hydraulic stem (4) sides close to each other are welded with fixed plate, and bolt hole, spiral shell are offered on the corner location of fixed plate
Keyhole internal screw thread is connected with bolt, and the hydraulic stem (4) is fixedly mounted on pushing plate (3) by bolt hole and bolt
Side.
5. a kind of high support link arm of stability for crawler-mounted excavator according to claim 1, which is characterized in that
It is offered limiting slot (8) at the top of the limit base (7), the bottom of two limit plates (11) extends respectively to two limiting slots
(8) it in and is fixedly installed with sliding panel (10), and sliding panel (10) is slidably connected with limiting slot (8).
6. a kind of high support link arm of stability for crawler-mounted excavator according to claim 5, which is characterized in that
The bottom of the sliding panel (10) is fixedly installed with buffer spring (9), the bottom of the buffer spring (9) and limiting slot (8)
Bottom interior wall is fixedly connected.
7. a kind of high support link arm of stability for crawler-mounted excavator according to claim 5, which is characterized in that
It is fixedly installed with the second sliding rail (22) on the two sides inner wall of the limiting slot (8), the two sides of the sliding panel (10) open up
There is the compatible second sliding slot with the second sliding rail (22), and two second sliding slots connect with two the second sliding rail (22) slidings respectively
It connects.
8. a kind of high support link arm of stability for crawler-mounted excavator according to claim 5, which is characterized in that
It is fixedly installed with block (13) on the two sides inner wall of the limiting slot (8), and block (13) is located at the top of sliding panel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957411.XU CN209493979U (en) | 2018-11-27 | 2018-11-27 | A kind of high support link arm of stability for crawler-mounted excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821957411.XU CN209493979U (en) | 2018-11-27 | 2018-11-27 | A kind of high support link arm of stability for crawler-mounted excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209493979U true CN209493979U (en) | 2019-10-15 |
Family
ID=68151727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821957411.XU Active CN209493979U (en) | 2018-11-27 | 2018-11-27 | A kind of high support link arm of stability for crawler-mounted excavator |
Country Status (1)
| Country | Link |
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| CN (1) | CN209493979U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022566A (en) * | 2019-12-22 | 2020-04-17 | 枣庄鑫金山智能机械股份有限公司 | Sand making machine with self-protection function |
| CN111498751A (en) * | 2020-04-27 | 2020-08-07 | 广东电网有限责任公司 | Unloading platform |
-
2018
- 2018-11-27 CN CN201821957411.XU patent/CN209493979U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022566A (en) * | 2019-12-22 | 2020-04-17 | 枣庄鑫金山智能机械股份有限公司 | Sand making machine with self-protection function |
| CN111498751A (en) * | 2020-04-27 | 2020-08-07 | 广东电网有限责任公司 | Unloading platform |
| CN111498751B (en) * | 2020-04-27 | 2021-06-11 | 广东电网有限责任公司 | Unloading platform |
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