CN208302968U - A kind of all-hydraulic integrated impact device - Google Patents
A kind of all-hydraulic integrated impact device Download PDFInfo
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- CN208302968U CN208302968U CN201721887546.9U CN201721887546U CN208302968U CN 208302968 U CN208302968 U CN 208302968U CN 201721887546 U CN201721887546 U CN 201721887546U CN 208302968 U CN208302968 U CN 208302968U
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- drill steel
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Abstract
The utility model provides a kind of all-hydraulic integrated impact device, rotary joint, hydraulic fluid port flange, drill steel, drill steel set, hammer body, piston protheca, piston, set, valve pocket, spool, mandril, piston rear enclosure in piston；The hammer body is overall structure, and the rotary joint is fixedly connected by hydraulic fluid port flange with hammer body；The drill steel set covers on drill steel, and one is placed in hammer body；Set, spool, piston rear enclosure cover on piston in an orderly manner in the piston protheca, piston, and one is placed in hammer body；The valve pocket covers on spool, at least 1 mandril built in the piston rear enclosure；The valve pocket, spool and piston be coaxial cooperation and with one heart, spool opposing pistons axially move.The utility model integrative design is not only avoided that bolt looseness and makes hydraulic hammer failure that cannot work, reduces the failure rate of hydraulic breaking hammer, improve working efficiency；Compact-sized, amount of parts is few, and the processing cost of product reduces.
Description
Technical field
The utility model relates to impact vibration equipment technical fields, and in particular to a kind of all-hydraulic integrated impact device.
Background technique
Hydraulic breaking hammer can be widely applied to the construction fields such as metallurgy, mine, railway, highway, building, such as to hard objects
Rock, cement pavement, aging blocks etc. such as are exploited, are crushed, being removed at the operations, can also be by converting drill steel, for riveting, removing
Operations specifics, the purposes such as become rusty, vibrate, tamping, driving piles are very extensive.It reaches a conclusion after weighing a matter and has quickly grown since city, have three generation products so far,
That is full hydraulic, liquid gas association type and nitrogen-inflating hydraulic hammer.
Seen three generations's hydraulic breaking hammer product currently on the market, basic structure is by middle cylinder body, piston, preceding cylinder
The composition such as body, drill steel, reversal valve, rear-bank rotor housing, side plate.Middle cylinder body, front-bank rotor housing are coupled between rear-bank rotor housing three by stay bolt
One, is realized being coupled through side plate between hydraulic breaking hammer hammer body and host, and side plate and hammer body are also by side plate spiral shell
Bolt is coupled integral.Since hydraulic breaking hammer is to complete crushing operation with high-frequency percussion vibration at work, high frequency punching
Hitting vibration can often cause the stay bolt of hydraulic breaking hammer and side plate bolt to loosen, or even will appear the disconnected of stay bolt and side plate bolt
It splits, so that hydraulic breaking hammer be made to break down, it has to stop working, influence going on smoothly for engineering construction, brought to user
Economic loss.Meanwhile the design that reversal valve has with middle cylinder body is integrated, referred to as built-in valve, have plenty of it is separated, it is referred to as outer
Valve is set, but is not and piston coaxial, causes hydraulic breaking hammer outer dimension bigger than normal, and amount of parts is on the high side, raw material
The negative consequences such as expense increases, and processing cost increases.
Utility model content
(1) the technical issues of solving
The utility model is insufficient in order to overcome present on above-mentioned existing hydraulic breaking hammer structure, provides a kind of integration and sets
The all-hydraulic integrated impact device of meter is not only avoided that bolt looseness and makes hydraulic hammer failure that cannot work, reduces hydraulic
The failure rate of quartering hammer improves working efficiency；Simultaneously also because compact-sized, amount of parts is few, makes the usage amount of metal material
It reduces, the consumption of raw material reduces, and the processing cost of product reduces.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of all-hydraulic integrated impact device, including before rotary joint, hydraulic fluid port flange, drill steel, drill steel set, hammer body, piston
Set, piston, set, valve pocket, spool, mandril, piston rear enclosure in piston；The hammer body is overall structure, and the rotary joint passes through
Hydraulic fluid port flange is fixedly connected with hammer body；The drill steel set covers on drill steel, and one is placed in hammer body；The piston protheca, piston
Middle set, spool, piston rear enclosure cover on piston in an orderly manner, and one is placed in hammer body；The valve pocket covers on spool, the piston
At least 1 mandril built in rear enclosure；The valve pocket, spool and piston be coaxial cooperation and with one heart, spool opposing pistons do axial direction
Movement.
Further, covered in the piston in axial direction at least provided with a stepped hole, using at step as boundary, will be in piston
Set is divide into upper part and lower part, and piston is divided into two chambers up and down as boundary using the boundary for covering top and the bottom in piston, and upper chamber is by living
Set, valve pocket, spool, mandril, piston rear enclosure, hammer body are constituted in plug, piston；Lower chambers by piston protheca, piston, piston cover,
Hammer body is constituted.
Further, accumulator is installed on the hammer body.
Further, the accumulator is bolted on hammer body.
Further, the drill steel set is bolted on hammer body.
(3) beneficial effect
The utility model has the beneficial effects that a kind of all-hydraulic integrated impact device integrative design, is not only avoided that bolt
It loosens and makes hydraulic hammer failure that cannot work, reduce the failure rate of hydraulic breaking hammer, improve working efficiency；It is compact-sized,
Amount of parts is few, reduces the usage amount of metal material, and the consumption of raw material reduces, and the processing cost of product reduces；Impact
Design has high pressure accumulator on device fuselage, reduces influence of hydro pulse when hydraulic hammer work to host hydraulic system, together
When improve the hitting power of hydraulic breaking hammer.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model structural front view；
Fig. 2 is the structure sectional view of the utility model embodiment 1；
Fig. 3 is the structure sectional view of the utility model embodiment 2.
Related elements symbol description:
1, by rotary joint；2, hydraulic fluid port flange；3, drill steel；4, drill steel set；5, hammer body；6, piston protheca；7, accumulator；8,
Piston；9, it is covered in piston；10, valve pocket；11, spool；12, mandril；13, piston rear enclosure.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
In conjunction with Fig. 1-3, a kind of all-hydraulic integrated impact device, including rotary joint 1, hydraulic fluid port flange 2, drill steel 3, drill steel set
4, hammer body 5, piston protheca 6, accumulator 7, piston 8,9, valve pocket 10, spool 11, mandril 12, piston rear enclosure 13 are covered in piston.
Rotary joint 1 is fixedly connected by hydraulic fluid port flange 2 with hammer body 5, and rotary joint 1 is rotatable 360 ° of rotary joints.
Drill steel covers 4 sets on drill steel 3, and one is placed in hammer body 5, and drill steel set 4 is bolted on hammer body 5.Hammer body 5 is whole knot
Structure, set 9, spool 11, piston rear enclosure 13 are covered in an orderly manner on piston 8 in piston protheca 6, piston, and one is placed in hammer body 5.Valve
Core 11 is cased with valve pocket 10, at least 1 mandril 12 built in piston rear enclosure 13.Valve pocket 10, spool 11 and piston 8 are coaxial cooperations,
Three is concentric, and 11 opposing pistons 8 of spool are axially moved.
9 are covered in piston in axial direction at least provided with a stepped hole, as boundary, to be by covering 9 points in piston at any step
Impactor is divided into two chambers up and down, upper chamber as boundary using the boundary for covering 9 top and the bottom in piston by upper and lower two parts, piston 8
It is constituted by covering 9, valve pocket 10, spool 11, mandril 12, piston rear enclosure 13, hammer body 5 in piston 8, piston；Lower chambers are by piston protheca
6, piston 8, set 9, hammer body 5 are constituted in piston.Lower chambers remain elevated pressures, upper chamber's pressure change when work.
All-hydraulic integrated impact device uses hydraulic power source fuel feeding, and when work, lower chambers are constantly in higher pressure state, epicoele
Room hydraulic oil is truncated by spool 11, is in low-pressure state, and piston 8 moves up, and piston 8, which moves up, hits spool 11, is truncated by spool 11
Hydraulic oil enters upper chamber, and upper chamber is in higher pressure state.Since piston 8 is there are annular surface product moment, epicoele chamber pressure is greater than
Lower chambers, piston 8 move down, and move down into designed distance, and upper chamber's oil pressure reduces, and upper chamber's hydraulic oil is truncated by spool 11 again, on
Chamber is in normal pressure state, and piston 8 moves up.
The embodiments of the present invention 1 are provided in conjunction with Fig. 1 and Fig. 2, piston 8 is to cover the boundary of 9 top and the bottom as boundary in piston
Impactor is divided into two chambers up and down by limit.It is on switch, hydraulic power source passes through can 360 ° of entrance hammers of rotary joints 1 rotated
Body 5, and to bottom chamber fuel feeding, when work, lower chambers are constantly in higher pressure state, and upper chamber pushes mandril by hydraulic oil
12 withstand spool 11, are truncated by the hydraulic oil of valve pocket 10 by spool 11, and upper chamber is in low-pressure state, and piston 8 is by lower chambers
Oil pressure moves up.
Provide the embodiments of the present invention 2 in conjunction with Fig. 1 and Fig. 3, from 1 piston 8 of embodiment by lower chambers oil pressure to moving up
Dynamic, until piston 8 hits spool 11, spool 11 is moved up, and the hydraulic oil being truncated by spool 11 is connected, and upper chamber's oil pressure increases, on
Chamber is increased rapidly to 8 thrust of piston until being greater than lower chambers to the promotion of piston 8, and piston 8 moves down, while the oil increased
Pressure pushes spool 11 to continue to move up until being limited and stopped by piston rear enclosure 13.When piston 8, which accelerates speed, moves down designed distance,
Upper chamber's oil pressure reduces, and implements by embodiment 1, so recycles, and in cycles, that is, completes broken work.
In conclusion the utility model embodiment, all-hydraulic integrated impact device, by hydraulic breaking hammer currently on the market
Middle cylinder body, front-bank rotor housing and side plate carry out integrative design, using the method being integrally manufactured, by the middle cylinder of hydraulic breaking hammer
Body, front-bank rotor housing and side plate are integrally formed, and form the cylinder body of a new construction；Impactor integrative design, is not only avoided that
Bolt looseness and make hydraulic hammer failure that cannot work, reduce the failure rate of hydraulic breaking hammer, improve working efficiency；Structure is tight
It gathers, amount of parts is few, reduces the usage amount of metal material, and the consumption of raw material reduces, and the processing cost of product reduces；Punching
Spool in device and valve pocket are hit using coaxial design, and piston coaxial；Design has high pressure accumulator on impactor fuselage, reduces
Influence of the hydro pulse to host hydraulic system when hydraulic hammer work, while improving the hitting power of hydraulic breaking hammer.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (6)
1. a kind of all-hydraulic integrated impact device, it is characterised in that: including rotary joint, hydraulic fluid port flange, drill steel, drill steel set, hammer
Body, piston protheca, piston, set, valve pocket, spool, mandril, piston rear enclosure in piston；The hammer body is overall structure, the rotation
Connector is fixedly connected by hydraulic fluid port flange with hammer body；The drill steel set covers on drill steel, and one is placed in hammer body；Before the piston
Set, spool, piston rear enclosure cover on piston in an orderly manner in set, piston, and one is placed in hammer body；The valve pocket covers on spool,
At least 1 mandril built in the piston rear enclosure；The valve pocket, spool and piston are coaxial cooperations and with one heart, and spool is relatively living
Plug axially moves.
2. a kind of all-hydraulic integrated impact device as described in claim 1, which is characterized in that covered in the piston it is axial extremely
It is equipped with a stepped hole less, as boundary, set in piston to be divide into upper part and lower part, piston is to cover top and the bottom in piston at step
Boundary be that boundary is divided into two chambers up and down, upper chamber by set in piston, piston, valve pocket, spool, mandril, piston rear enclosure, hammer into shape
Body is constituted；Lower chambers are made of set, hammer body in piston protheca, piston, piston.
3. a kind of all-hydraulic integrated impact device as described in claim 1, which is characterized in that the rotary joint is rotatable
360 ° of rotary joints.
4. a kind of all-hydraulic integrated impact device as described in claim 1, which is characterized in that be equipped with accumulation of energy on the hammer body
Device.
5. a kind of all-hydraulic integrated impact device as claimed in claim 4, which is characterized in that the accumulator is solid by bolt
It is scheduled on hammer body.
6. a kind of all-hydraulic integrated impact device as described in claim 1, which is characterized in that the drill steel set is solid by bolt
It is scheduled on hammer body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887546.9U CN208302968U (en) | 2017-12-29 | 2017-12-29 | A kind of all-hydraulic integrated impact device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721887546.9U CN208302968U (en) | 2017-12-29 | 2017-12-29 | A kind of all-hydraulic integrated impact device |
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| Publication Number | Publication Date |
|---|---|
| CN208302968U true CN208302968U (en) | 2019-01-01 |
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| CN201721887546.9U Active CN208302968U (en) | 2017-12-29 | 2017-12-29 | A kind of all-hydraulic integrated impact device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108114795A (en) * | 2017-12-29 | 2018-06-05 | 江苏集萃智能制造技术研究所有限公司 | A kind of all-hydraulic integrated impact device |
-
2017
- 2017-12-29 CN CN201721887546.9U patent/CN208302968U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108114795A (en) * | 2017-12-29 | 2018-06-05 | 江苏集萃智能制造技术研究所有限公司 | A kind of all-hydraulic integrated impact device |
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