CN208604649U - A kind of excavator telescopic arm - Google Patents
A kind of excavator telescopic arm Download PDFInfo
- Publication number
- CN208604649U CN208604649U CN201821206696.3U CN201821206696U CN208604649U CN 208604649 U CN208604649 U CN 208604649U CN 201821206696 U CN201821206696 U CN 201821206696U CN 208604649 U CN208604649 U CN 208604649U
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- CN
- China
- Prior art keywords
- fixed frame
- telescopic rod
- telescoping tube
- excavator
- cover board
- 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.)
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Abstract
The utility model discloses a kind of excavator telescopic arms, including main support and cover board, hydraulic cylinder is installed on the main support, and telescopic rod is installed in hydraulic cylinder, and telescoping tube is installed on the outside of telescopic rod, the top of the main support is connected with side stand, and side stand is internally provided with sliding support, the lower end of the sliding support is equipped with bucket, and fixed frame is installed on sliding support, and pulley is installed, the cover board is mounted on the upper end of connecting rod, and connection bolt is equipped on cover board in fixed frame.The excavator telescopic arm; equipped with telescoping tube and telescopic rod; telescopic rod is arranged on hydraulic cylinder; telescopic rod is set up with telescoping tube; telescoping tube is fixed on hydraulic cylinder, telescoping tube protects telescopic rod, and telescopic rod is by hydraulic cylinder during flexible; telescoping tube stretches also with telescopic rod, so that extraneous dust and hard object can not cause telescopic rod to wear and damage.
Description
Technical field
The utility model relates to excavator technical field, specially a kind of excavator telescopic arm.
Background technique
With the development of society, science and technology is constantly improving, people have largely used machine in the process for producing and building
Tool equipment, mechanical equipment can bring great convenience, wherein needing to use excavator during construction, stretch
Arm is to belong to most important a part in excavator.
It is general during construction to can satisfy people there are many multiplicity for the telescopic arm of present excavator
Use demand, but excavator can not sling interim object with telescopic arm, the hydraulic device on excavator telescopic arm
Easily cause abrasion.
Utility model content
The purpose of this utility model is to provide a kind of excavator telescopic arm, to solve to propose in above-mentioned background technique but
Excavator can not sling interim object with telescopic arm, and excavator easily causes mill with the hydraulic device on telescopic arm
The problem of damage.
To achieve the above object, the utility model provides the following technical solutions: a kind of excavator telescopic arm, including main branch
Frame and cover board are equipped with hydraulic cylinder on the main support, and are equipped with telescopic rod in hydraulic cylinder, and the outside installation of telescopic rod
There is a telescoping tube, the top of the main support is connected with side stand, and side stand is internally provided with sliding support, the sliding branch
The lower end of frame is equipped with bucket, and fixed frame is equipped on sliding support, and pulley is equipped in fixed frame, and the pulley is logical
It crosses pulling force rope to be connected with hook, and the inside of fixed frame is arranged in hook, bolt hole is offered on the fixed frame, and fixed
Connecting rod is installed, the cover board is mounted on the upper end of connecting rod, and connection bolt is equipped on cover board on frame.
Preferably, the telescopic extensions of the telescoping tube and the telescopic extensions of telescopic rod are equal, and the diameter of telescoping tube is greater than
The diameter of telescopic rod.
Preferably, the sliding support constitutes stretching structure by hydraulic cylinder and side stand, and side stand is in hollow structure.
Preferably, the pulley is that bearing connects, and fixed frame and sliding support are to be welded to connect with fixed frame.
Preferably, the bolt hole constitutes symmetrical structure about the central axes of fixed frame, and fixed frame and hook are constituted and torn open
Unload structure.
Preferably, the cover board constitutes rotational structure by connecting rod and fixed frame, and connecting rod and fixed frame are bearing
Connection.
Compared with prior art, the utility model has the beneficial effects that (1) is equipped with pulling force rope and hook: being dug when needing to use
The telescopic arm of pick machine when slinging interim object, the connection bolt on cover board is screwed down from cover board, and cover board is passed through company
Extension bar is rotated on fixed frame, and the hook on fixed frame is disassembled from fixed frame, and hook is passed through drawing
Power rope slings object, and pulling force rope is supported by the pulley inside fixed money, so that hook can hang object
It rises.(2) it is equipped with telescoping tube and telescopic rod, and telescopic rod is arranged on hydraulic cylinder, telescopic rod is set up with telescoping tube, by telescoping tube
It is fixed on hydraulic cylinder, telescoping tube protects telescopic rod, and telescopic rod passes through hydraulic cylinder during flexible, telescoping tube
As telescopic rod stretches, so that extraneous dust and hard object can not cause telescopic rod to wear and damage.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic；
Fig. 2 is the utility model normal cross-section structural schematic diagram；
Fig. 3 is enlarged structure schematic diagram at A in the utility model Fig. 1；
Fig. 4 is the utility model fixed frame the schematic diagram of the section structure；
Fig. 5 is the utility model fixed frame side the schematic diagram of the section structure.
In figure: 1, main support；2, hydraulic cylinder；3, telescoping tube；4, side stand；5, sliding support；6, bucket；7, fixed frame；
8, pulley；9, pulling force rope；10, it links up with；11, fixed frame；12, bolt hole；13, connecting rod；14, cover board；15, bolt is connected；16,
Telescopic rod.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of excavator telescopic arm, including main support
1, hydraulic cylinder 2, telescoping tube 3, side stand 4, sliding support 5, bucket 6, fixed frame 7, pulley 8, pulling force rope 9, hook 10, fixed frame
11, bolt hole 12, connecting rod 13, cover board 14, connection bolt 15 and telescopic rod 16 are equipped with hydraulic cylinder 2, and liquid on main support 1
Telescopic rod 16 is installed, and the outside of telescopic rod 16 is equipped with telescoping tube 3 in cylinder pressure 2, the top of main support 1 is connected with collateral
Frame 4, and side stand 4 is internally provided with sliding support 5, the lower end of sliding support 5 is equipped with bucket 6, and pacifies on sliding support 5
Equipped with fixed frame 7, and pulley 8 is installed in fixed frame 7, pulley 8 is connected by pulling force rope 9 with hook 10, and links up with 10
The inside of fixed frame 11 is set, bolt hole 12 is offered on fixed frame 11, and connecting rod 13, cover board are installed on fixed frame 11
14 are mounted on the upper end of connecting rod 13, and connection bolt 15 is equipped on cover board 14.
The telescopic extensions of the telescoping tube 3 of this example and the telescopic extensions of telescopic rod 16 are equal, and the diameter of telescoping tube 3 be greater than stretch
The diameter of contracting bar 16 ensure that telescopic rod 16 can not be contacted with extraneous object, ensure that telescopic rod 16 not and will cause damage
It is bad, it avoids telescoping tube 3 and rubs to telescopic rod 16.
Sliding support 5 constitutes stretching structure by hydraulic cylinder 2 and side stand 4, and side stand 4 is in hollow structure, be ensure that
Sliding support 5 can be slided in the inside of side stand 4, and the length of the telescopic arm is increased.
Pulley 8 is that bearing connects, and fixed frame 7 and sliding support 5 are to be welded to connect, and ensure that 8 energy of pulley with fixed frame 7
It is rolled in the inside of fixed frame 7, when the telescopic arm is when slinging object, fixed frame 7 can firmly be consolidated
It is scheduled on sliding support 5.
Bolt hole 12 constitutes symmetrical structure about the central axes of fixed frame 11, and fixed frame 11 and hook 10 constitute disassembly knot
Structure ensure that when taking work, hook 10 will not impact the telescopic arm to work is taken usually, when needs use
When linking up with 10, it can take out out of fixed frame 11.
Cover board 14 constitutes rotational structure by connecting rod 13 and fixed frame 11, and connecting rod 13 and fixed frame 11 are bearing company
It connects, ensure that cover board 14 can be rotated on fixed frame 11, cover board 14 can be to the hook 10 in fixed frame 11 after rotating
It takes.
Working principle: when using the excavator telescopic arm, 1 upper end of main support is equipped with hydraulic cylinder 2, in hydraulic cylinder 2
Telescopic rod 16 is installed, hydraulic cylinder 2, which stretch to telescopic rod 16, is rotated up and down main support 1 to side stand 4, collateral
Frame 4 is internally provided with sliding support 5, and 4 upper end of side stand is equipped with hydraulic cylinder 2, and hydraulic cylinder 2 carries out flexible make to telescopic rod 16
Bucket 6 can be rotated up and down by obtaining sliding support 5, so that the telescopic arm passes through side stand 4, sliding support 5 and bucket 6
Rotation is to take object, and when object when can not take at a distance, hydraulic cylinder 2, liquid are equipped in sliding support 5
Cylinder pressure 2 to telescopic rod 16 carry out it is flexible enables to sliding support 5 to slide in the inside of side stand 4, by sliding support 5 from
The inside of side stand 4 skids off, and to increase the length of the telescopic arm, bucket 6 is taken to the object of distant place.
The outside of telescopic rod 16 is equipped with telescoping tube 3, when telescopic rod 16 is stretched in hydraulic cylinder 2, telescoping tube 3
Telescopic rod 16 can be protected, so that telescopic rod 16 will not be damaged and be worn, when needing with the telescopic arm to material
When being sling, fixed frame 7 is fixed on main support 1, side stand 4 and sliding support 5, is equipped with pulley in fixed frame 7
8, pulling force rope 9 slides on pulley 8, and fixed frame 11 is equipped on sliding support 5, and the upper end of fixed frame 11 is equipped with cover board 14,
Connection bolt 15 is screwed down from cover board 14, cover board 14 is rotated on fixed frame 11 by connecting rod 13, will be linked up with
10 take off from fixed frame 11, and the top for linking up with 10 is connected with pulling force rope 9, by cover board 14 by connecting rod 13 in fixed frame 11
On rotate to the position of principle, cover board 14 is fixed on fixed frame 11 with connection bolt 15, it is right by hook 10 and pulling force rope 9
Object is sling, and here it is the working principles of the excavator telescopic arm.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of excavator telescopic arm, including main support (1) and cover board (14), it is characterised in that: pacify on the main support (1)
It is equipped with telescopic rod (16) equipped with hydraulic cylinder (2), and in hydraulic cylinder (2), and telescoping tube is installed on the outside of telescopic rod (16)
(3), the top of the main support (1) is connected with side stand (4), and side stand (4) is internally provided with sliding support (5), institute
The lower end for stating sliding support (5) is equipped with bucket (6), and fixed frame (7) are equipped on sliding support (5), and fixed frame (7)
It is inside equipped with pulley (8), the pulley (8) is connected by pulling force rope (9) with hook (10), and is linked up with (10) and be arranged in fixation
The inside of frame (11) offers bolt hole (12) on the fixed frame (11), and is equipped with connecting rod (13) on fixed frame (11),
The cover board (14) is mounted on the upper end of connecting rod (13), and connection bolt (15) is equipped on cover board (14).
2. a kind of excavator telescopic arm according to claim 1, it is characterised in that: the flexible model of the telescoping tube (3)
Enclose it is equal with the telescopic extensions of telescopic rod (16), and the diameter of telescoping tube (3) be greater than telescopic rod (16) diameter.
3. a kind of excavator telescopic arm according to claim 1, it is characterised in that: the sliding support (5) passes through liquid
Cylinder pressure (2) and side stand (4) constitute stretching structure, and side stand (4) is in hollow structure.
4. a kind of excavator telescopic arm according to claim 1, it is characterised in that: the pulley (8) and fixed frame (7)
It is connected for bearing, and fixed frame (7) and sliding support (5) are to be welded to connect.
5. a kind of excavator telescopic arm according to claim 1, it is characterised in that: the bolt hole (12) is about fixation
The central axes of frame (11) constitute symmetrical structure, and fixed frame (11) and hook (10) constitute detaching structure.
6. a kind of excavator telescopic arm according to claim 1, it is characterised in that: the cover board (14) passes through connecting rod
(13) and fixed frame (11) constitutes rotational structure, and connecting rod (13) is that bearing connects with fixed frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821206696.3U CN208604649U (en) | 2018-07-27 | 2018-07-27 | A kind of excavator telescopic arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821206696.3U CN208604649U (en) | 2018-07-27 | 2018-07-27 | A kind of excavator telescopic arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208604649U true CN208604649U (en) | 2019-03-15 |
Family
ID=65671473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821206696.3U Active CN208604649U (en) | 2018-07-27 | 2018-07-27 | A kind of excavator telescopic arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208604649U (en) |
-
2018
- 2018-07-27 CN CN201821206696.3U patent/CN208604649U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A telescopic boom for excavator Effective date of registration: 20210429 Granted publication date: 20190315 Pledgee: Industrial and Commercial Bank of China Limited Wenshang sub branch Pledgor: JINING XUNMENG ENGINEERING MACHINERY Co.,Ltd. Registration number: Y2021980003142 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |