CN208472534U - A kind of hand-held type hydraulic breakup pick flow cylinder - Google Patents
A kind of hand-held type hydraulic breakup pick flow cylinder Download PDFInfo
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- CN208472534U CN208472534U CN201820815572.9U CN201820815572U CN208472534U CN 208472534 U CN208472534 U CN 208472534U CN 201820815572 U CN201820815572 U CN 201820815572U CN 208472534 U CN208472534 U CN 208472534U
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- breakup pick
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Abstract
The utility model discloses a kind of hand-held type hydraulic breakup pick flow cylinders of hydraulic breakup pick technical field, including outer cylinder, flow cylinder is plugged in the outer cylinder, the top of the flow cylinder is provided with end, fuel feed hole and oil outlet are offered on the end, piston rod is plugged in the flow cylinder, the piston rod can be slided up and down in the inside of flow cylinder, the outer wall of the flow cylinder offers oil groove, low pressure oil hole is provided in the oil groove, the outer wall of the flow cylinder is additionally provided with high pressure oil hole, hydraulic breakup pick provided by the utility model can effectively avoid permeability, the dirty phenomenon of oil occurs, ensure that equipment runs well, it avoids and causes the possibility ganged up because of part of appliance abrasion between the height pressure oil of flow cylinder outer surface, lacking for tool impact power reduction is caused after height pressure oil existing for original product is ganged up to solve It falls into, solves the cooperation sealing problem between flow cylinder and outer cylinder, prevent pressure oil from leaking.
Description
Technical field
The utility model relates to hydraulic breakup pick technical field, specially a kind of hand-held type hydraulic breakup pick flow cylinder.
Background technique
In the fields such as road construction, municipal maintenance, rescue and relief work, it is often necessary to carry out crushing operation, there are commonly electricity
Dynamic breakup pick and Pneumatic breaking pickaxe.With the development of hydraulic technique, people have invented hydraulic breakup pick again.Hydraulic breakup pick has
The advantages that work efficiency is high, and noise is small, highly reliable, small in size, light-weight, can be adapted for pitch, cement pavement, armored concrete
Crushing operation and 1 meter of diameter or less large volume building stones broken disintegration.Therefore, hydraulic breakup pick is more and more extensive is applied to
The industries such as highway, municipal administration, combustion gas, electric power telecommunications, railway, fire architecture.During modern construction, needing efficiently, quickly, by force
The broken occasion of power, can often see the use of hydraulic breakup pick.
In actual use, since the working environment of hydraulic breakup pick is more severe, often in moist, muddy ring
In border, therefore typical seal is unable to satisfy the seal request of hydraulic breakup pick, the sealing at hydraulic breakup pick piston rod at all
Part is easy to fail, and then the dirty phenomenon of permeability, oil occurs, and the normal of extreme influence hydraulic breakup pick is crushed, in addition, hydraulic broken
The sealing element of broken pick is also easy to wear with the movement of piston rod, and then piston rod bias torsionoscillation, such piston
With the pick body or flow cylinder of hydraulic breakup pick dry friction will occur for bar, cause piston rod abrasion damage, both will affect work
Process also will increase maintenance cost.
Based on this, the utility model devises a kind of hand-held type hydraulic breakup pick flow cylinder, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of hand-held type hydraulic breakup pick flow cylinders, to solve above-mentioned background technique
The sealing element of the hydraulic breakup pick of middle proposition is also easy to wear with the movement of piston rod, and then piston rod bias is reversed
It swings, with the pick body or flow cylinder of hydraulic breakup pick dry friction will occur for such piston rod, piston rod abrasion damage is caused,
Both the problem of will affect the progress of work, also will increase maintenance cost.
To achieve the above object, the utility model provides the following technical solutions: a kind of hand-held type hydraulic breakup pick flow cylinder,
Including outer cylinder, flow cylinder is plugged in the outer cylinder, the top of the flow cylinder is provided with end, opens up on the end
There are fuel feed hole and oil outlet, piston rod is plugged in the flow cylinder, the piston rod can carry out up and down in the inside of flow cylinder
Sliding, the outer wall of the flow cylinder offer oil groove, low pressure oil hole are provided in the oil groove, and the outer wall of the flow cylinder is also set
It is equipped with high pressure oil hole, the height of the high pressure oil hole setting is higher than the height of low pressure oil hole setting, the oil outlet and low pressure oil
Hole connection, the fuel feed hole are connected to high pressure oil hole.
Preferably, O-ring seal is socketed on the outside of the flow cylinder, the O-ring seal setting is in outer cylinder and end
Between head.
Preferably, the oil groove is T-shaped slot.
Preferably, the intracavity bottom of the outer cylinder is provided with seal washer, and the inside of the outer cylinder is additionally provided with anti-
The lower section of seal washer is arranged in konisphere, the dustband.
Preferably, the outside of fuel feed hole is arranged in the oil outlet, and fuel feed hole and oil outlet are symmetrical.
Compared with prior art, the utility model has the beneficial effects that hydraulic breakup pick provided by the utility model can have
Effect avoids permeability, the dirty phenomenon of oil from occurring, it is ensured that equipment runs well, and avoids between the height pressure oil of flow cylinder outer surface because of equipment
Component wear and cause the possibility ganged up, cause tool impact power to solve after height pressure oil existing for original product is ganged up
The defect of reduction solves the cooperation sealing problem between flow cylinder and outer cylinder, prevents pressure oil from leaking.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model flow barrel structure schematic diagram；
Fig. 3 is the utility model transverse cross sectional schematic diagram of internal structure.
In attached drawing, parts list represented by the reference numerals are as follows:
1- outer cylinder, 2-O type sealing ring, 3- flow cylinder, the end 4-, 5- piston rod, 6- oil outlet, 7- fuel feed hole, 8- oil
Slot, 9- low pressure oil hole, 10- high pressure oil hole, 11- seal washer, 12- dustband.
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 creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of hand-held type hydraulic breakup pick flow cylinder, packet
Outer cylinder 1 is included, the intracavity bottom of outer cylinder 1 is provided with seal washer 11, and the inside of outer cylinder 1 is additionally provided with dustband 12, prevents
The lower section of seal washer 11 is arranged in konisphere 12, and seal washer 11 avoids pressure oil from leaking, dustband 12 avoid external dust into
Enter, flow cylinder 3 is plugged in outer cylinder 1, the top of flow cylinder 3 is provided with end 4, and fuel feed hole 7 and fuel-displaced is offered on end 4
Hole 6, the outside of fuel feed hole 7 is arranged in oil outlet 6, and fuel feed hole 7 and oil outlet 6 are symmetrical, the outside socket of flow cylinder 3
There is O-ring seal 2, O type sealing ring 2 is arranged between outer cylinder 1 and end 4, is plugged with piston rod 5, piston in flow cylinder 3
Bar 5 can be slided up and down in the inside of flow cylinder 3, and the outer wall of flow cylinder 3 offers oil groove 8, and oil groove 8 is T-shaped slot, oil
Low pressure oil hole 9 is provided in slot 8, the outer wall of flow cylinder 3 is additionally provided with high pressure oil hole 10, and the height that high pressure oil hole 10 is arranged is high
In the height that low pressure oil hole 9 is arranged, oil outlet 6 is connected to low pressure oil hole 9, and fuel feed hole 7 is connected to high pressure oil hole 10, fuel feed hole 7
It is located at the edge of the upper surface of end 4 with oil outlet 6, improves the transfer efficiency of hydraulic oil, improves hydraulic breakup pick
Working efficiency.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of hand-held type hydraulic breakup pick flow cylinder, including outer cylinder (1), it is characterised in that: grafting in the outer cylinder (1)
Have flow cylinder (3), the top of the flow cylinder (3) is provided with end (4), and fuel feed hole (7) is offered on the end (4) and is gone out
Oilhole (6) is plugged with piston rod (5) in the flow cylinder (3), and the piston rod (5) is on the inside of flow cylinder (3) can carry out
The outer wall of lower slider, the flow cylinder (3) offers oil groove (8), is provided with low pressure oil hole (9), the stream in the oil groove (8)
The outer wall of graduated cylinder (3) is additionally provided with high pressure oil hole (10), and the height of high pressure oil hole (10) setting is higher than low pressure oil hole (9) and sets
The height set, the oil outlet (6) are connected to low pressure oil hole (9), and the fuel feed hole (7) is connected to high pressure oil hole (10).
2. a kind of hand-held type hydraulic breakup pick flow cylinder according to claim 1, it is characterised in that: the flow cylinder (3)
Outside be socketed with O-ring seal (2), the O-ring seal (2) is arranged between outer cylinder (1) and end (4).
3. a kind of hand-held type hydraulic breakup pick flow cylinder according to claim 1, it is characterised in that: the oil groove (8) is
T-shaped slot.
4. a kind of hand-held type hydraulic breakup pick flow cylinder according to claim 1, it is characterised in that: the outer cylinder (1)
Intracavity bottom be provided with seal washer (11), the inside of the outer cylinder (1) is additionally provided with dustband (12), the dustband
(12) it is arranged in the lower section of seal washer (11).
5. a kind of hand-held type hydraulic breakup pick flow cylinder according to claim 1, it is characterised in that: the oil outlet (6)
Outside in fuel feed hole (7) is set, and fuel feed hole (7) and oil outlet (6) are symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820815572.9U CN208472534U (en) | 2018-05-29 | 2018-05-29 | A kind of hand-held type hydraulic breakup pick flow cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820815572.9U CN208472534U (en) | 2018-05-29 | 2018-05-29 | A kind of hand-held type hydraulic breakup pick flow cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208472534U true CN208472534U (en) | 2019-02-05 |
Family
ID=65219358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820815572.9U Active CN208472534U (en) | 2018-05-29 | 2018-05-29 | A kind of hand-held type hydraulic breakup pick flow cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208472534U (en) |
-
2018
- 2018-05-29 CN CN201820815572.9U patent/CN208472534U/en active Active
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