CN106122342B - A kind of shock absorber - Google Patents
A kind of shock absorber Download PDFInfo
- Publication number
- CN106122342B CN106122342B CN201610473034.1A CN201610473034A CN106122342B CN 106122342 B CN106122342 B CN 106122342B CN 201610473034 A CN201610473034 A CN 201610473034A CN 106122342 B CN106122342 B CN 106122342B
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- China
- Prior art keywords
- shock absorber
- oil
- laid
- oil sealing
- junction
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- 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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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/06—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using both gas and liquid
Abstract
The invention discloses a kind of shock absorber, including shock absorber one, sequentially group is connected to shock absorber three, shock absorber four and shock absorber five for the lower section of the shock absorber one；Shock absorber two is laid in the junction of the shock absorber one and the shock absorber three, and its top is provided with nitrogen injection valve, and lower section is provided with leather cup；Oil pocket is additionally provided with the shock absorber three, is connected in the oil pocket provided with passage with the leather cup；One end of shock absorber six is laid in the oil pocket through the shock absorber five and the shock absorber four, wherein：The shock absorber six is being laid with oil sealing one and oil sealing two with the junction of the oil pocket inside the shock absorber three, the junction of the shock absorber six and the shock absorber four is laid with oil sealing three and guidance tape, and the junction of the shock absorber six and the shock absorber five is laid with oil sealing four；Connector is laid in the other end of the shock absorber six.Beneficial effects of the present invention：Available for various types of down-hole hammers are installed, down-hole hammer is coordinated by shock absorber, reduces the damage of down-hole hammer, vibration and active force caused by down-hole hammer construction are absorbed by shock absorber, so as to be had an impact to engineering machinery.
Description
Technical field
The present invention relates to a kind of shock absorber device, in the various operations such as rock drilling, piling to the engineering machinery of work
Protected.
Background technology
At present, when carrying out some rock drilling, piling, when running into hard stratum, rely solely on augers and applied
Work can not obtain satisfied effect, by installing down-hole hammer this can be overcome difficult, but meeting during down-hole hammer work
Larger vibrations and reaction force are produced, so as to have impact on the working condition of engineering machinery and life-span, in order to absorb down-hole hammer pair
The impact that engineering machinery is brought, shock absorber device is typically provided with, for traditional shock absorber, spring is main shock-absorbing
One of component, the impact of drill bit is absorbed using the telescopic shape change after spring stress, self-vibration be present yet with spring shock-absorbing device
Phenomenon, low-frequency vibration is easily transmitted, while damping is too small, and resonance is easily produced with equipment, and for rock drilling, piling etc work
Make time length, the bigger engineer operation of load, absorption of the spring shock-absorbing device to the impulsive force of drill bit is limited, unnecessary impulsive force
Engineering machinery can then be had an impact, there is no enough protections to engineering machinery.
Chinese patent application file CN201412060 discloses one kind and is applied to surface mining, stone pit and Tunnel Engineering
Construction etc. hydraulic gate, particularly a kind of oil return shock absorber for hydraulic rock drill, including flange sleeve, sleeve, closure,
Rubber film set, pipe joint, flange sleeve are made up of flange end, cylinder section, cylinder end, and the cylinder section of flange sleeve is connected with closure,
It is provided with sleeve between flange end and closure, the annular seal space formed between flange sleeve and sleeve, closure is oil back chamber, oil return
Intracavitary is provided with rubber film set, and rubber film set both ends are connected with flange end, closure respectively, pipe joint and flange sleeve
The threaded connection of cylinder end.Advantage：The present invention has the vibrations of oil return pipe when reducing hydraulic gate work, extends making for oil pipe
Use the life-span.
The said equipment employs hydra-shock absorber, can be very good to absorb the impact that drill bit is brought, plays a protective role,
But only with the mode of hydraulic pressure, protection is still not big enough, and effect is not good enough.
The content of the invention
The problem of existing instant invention overcomes prior art, it is proposed that a kind of shock absorber, the device are passed by adding energy
The mode that the hydraulic oil and the high pressure nitrogen of absorption energy passed are combined absorbs the impulsive force that down-hole hammer is brought, and substantially reduces punching
Influence of the power to engineering machinery working condition is hit, preferably protects engineering machinery, adds the service life of engineering machinery.
The concrete technical scheme of the present invention is as follows：
A kind of shock absorber, including shock absorber one, sequentially group is connected to shock absorber three, shock absorber four for the lower section of the shock absorber one
With shock absorber five；Shock absorber two is laid in the junction of the shock absorber one and the shock absorber three, and its top is provided with nitrogen and noted
Enter valve, lower section is provided with leather cup；Oil pocket is additionally provided with the shock absorber three, is connected in the oil pocket provided with passage with the leather cup；
One end of shock absorber six is laid in the oil pocket through the shock absorber five and the shock absorber four, wherein：The shock absorber
Six are being laid with oil sealing one and oil sealing two, the shock absorber six and institute with the junction of the oil pocket inside the shock absorber three
The junction for stating shock absorber four is laid with oil sealing three and guidance tape, the junction cloth of the shock absorber six and the shock absorber five
Provided with oil sealing four；Connector is laid in the other end of the shock absorber six.
Preferably, the oil sealing one and oil sealing two are respectively OD oil sealings and ON oil sealings.
Preferably, the shock absorber four is provided with O-ring with the junction of shock absorber three.
Preferably, it is provided with the shock absorber five to silk, plug and the straight nozzle of butter.
Preferably, the oil sealing three that the intersection of the shock absorber six and the shock absorber four is provided with is AY oil sealings.
Preferably, the oil sealing four that the intersection of the shock absorber six and the shock absorber five is provided with is U-shaped oil sealing, its quantity
There are 4, by being arranged symmetrically to silk.
Preferably, using hexagon socket head cap screw two and locking between the shock absorber three that the shock absorber one and lower section group connect
Packing ring two is connected, and hexagon socket head cap screw one and lock washer are used between the shock absorber four that the shock absorber three and lower section group connect
One connection.
Beneficial effect：The present invention provides a kind of shock absorber, to the straight of engineering machinery when the device overcomes down-hole hammer construction
Impact is connect, impulsive force is absorbed by adding hydraulic oil and high pressure nitrogen, reaches protection engineering machinery, increase the mesh of its service life
's.The device is mountable between various types of down-hole hammers and engineering machinery, easy for installation, and protecting effect is good.
Brief description of the drawings
Fig. 1 is a kind of profile of shock absorber of the present invention；
Fig. 2 is a kind of internal anatomy of shock absorber of the present invention；
Embodiment
In order to allow those skilled in the art to more fully understand technical scheme, below in conjunction with the accompanying drawings to the present invention
It is further elaborated.
Embodiment one：
As shown in figure 1, the present invention provides a kind of shock absorber, including shock absorber 1, the lower section of the shock absorber 1 is sequentially
Group is connected to shock absorber 33, shock absorber 44 and shock absorber 55；The shock absorber 33 that the shock absorber 1 and lower section group connect it
Between connected using hexagon socket head cap screw 2 19 and lock washer 2 21, the shock absorber 44 that the shock absorber 33 connects with lower section group
Between connected using hexagon socket head cap screw 1 and lock washer 1, the shock absorber 55 passes through according to onsite user's equipment feelings
The shock absorber 55 is connected by condition to make a support casing with user equipment；The shock absorber 44 connects with the shock absorber 33
Meet place and be provided with O-ring 10；It is provided with the shock absorber 55 to silk 15, plug 14 and the straight nozzle 16 of butter, it is described external to silk 15
There is air compressor, prime kinetic energy is provided for user equipment by injecting pressure-air to user equipment to silk 15；The cloth of shock absorber 22
The junction of the shock absorber 1 and the shock absorber 33 is located at, its top is provided with nitrogen injection valve 17, and lower section is provided with leather cup
7；Oil pocket 22 is additionally provided with the shock absorber 33, is connected in the oil pocket 22 provided with passage with the leather cup 7；Shock absorber 66
One end is laid in the oil pocket 22 through the shock absorber 55 and the shock absorber 44, wherein：The shock absorber 66 with
The junction of the oil pocket 22 inside the shock absorber 33 is laid with OD oil sealings 1 and ON oil sealings 29, the shock absorber six
6 are laid with AY oil sealings 3 12 and guidance tape 11, the shock absorber 66 and the shock absorber with the junction of the shock absorber 44
55 junction, which is laid with U-shaped its quantity of oil sealing 4 13,4, by being arranged symmetrically to silk 15；Connector 23 is laid in described
The other end of shock absorber 66, the connector 23 are used for connecting user equipment.
The operation principle of the device：Larger vibration and active force are produced when user equipment is constructed, this active force passes through
Hydraulic oil in 66 pairs of oil pockets 22 of shock absorber extrudes, and hydraulic oil is squeezed caused power and is delivered to leather cup 7, Ran Houtong
The high pressure nitrogen for crossing injection in leather cup 7 absorbs to the power passed over, so as to reach the influence for eliminating active force.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical scheme, all fall within protection scope of the present invention.
Claims (7)
1. a kind of shock absorber, including shock absorber one (1), it is characterised in that：Sequentially group is connected to and kept away for the lower section of the shock absorber one (1)
Shake device three (3), shock absorber four (4) and shock absorber five (5)；Shock absorber two (2) is laid in the shock absorber one (1) and the shock-absorbing
The junction of device three (3), its top are provided with nitrogen injection valve (17), and lower section is provided with leather cup (7)；In the shock absorber three (3) also
Provided with oil pocket (22), connected in the oil pocket (22) provided with passage with the leather cup (7)；One end of shock absorber six (6) passes through institute
State shock absorber five (5) and the shock absorber four (4) is laid in the oil pocket (22), wherein：The shock absorber six (6) with institute
The junction for stating the internal oil pocket (22) of shock absorber three (3) is laid with oil sealing one (8) and oil sealing two (9), the shock absorber
The junction of six (6) and the shock absorber four (4) is laid with oil sealing three (12) and guidance tape (11), the shock absorber six (6) and
The junction of the shock absorber five (5) is laid with oil sealing four (13)；Connector (23) is laid in the another of the shock absorber six (6)
End.
A kind of 2. shock absorber according to claim 1, it is characterised in that：The oil sealing one (8) and oil sealing two (9) are respectively
OD oil sealings and ON oil sealings.
A kind of 3. shock absorber according to claim 1, it is characterised in that：The shock absorber four (4) and the shock absorber three
(3) junction is provided with O-ring (10).
A kind of 4. shock absorber according to claim 1, it is characterised in that：It is provided with the shock absorber five (5) to silk
(15), plug (14) and the straight nozzle of butter (16).
A kind of 5. shock absorber according to claim 1, it is characterised in that：The shock absorber six (6) and the shock absorber four
(4) oil sealing three (12) that intersection is provided with is AY oil sealings.
A kind of 6. shock absorber according to claim 1, it is characterised in that：The shock absorber six (6) and the shock absorber five
(5) oil sealing four (13) that intersection is provided with is U-shaped oil sealing, and its quantity has 4, by being arranged symmetrically to silk (15).
A kind of 7. shock absorber according to claim 1, it is characterised in that：The institute that the shock absorber one (1) connects with lower section group
State between shock absorber three (3) using hexagon socket head cap screw two (19) and lock washer two (21) connection, the shock absorber three (3) and under
Connected between the square group of shock absorber four (4) connect using hexagon socket head cap screw one (18) and lock washer one (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473034.1A CN106122342B (en) | 2016-06-25 | 2016-06-25 | A kind of shock absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610473034.1A CN106122342B (en) | 2016-06-25 | 2016-06-25 | A kind of shock absorber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106122342A CN106122342A (en) | 2016-11-16 |
| CN106122342B true CN106122342B (en) | 2018-02-13 |
Family
ID=57266568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610473034.1A Active CN106122342B (en) | 2016-06-25 | 2016-06-25 | A kind of shock absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106122342B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201801231D0 (en) * | 2018-01-25 | 2018-03-14 | Titus D O O Dekani | Improvements in dampers |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB726898A (en) * | 1951-07-14 | 1955-03-23 | William Kenneth Wasdell | Improvements relating to shock absorbers or vibration dampers |
| CN2121365U (en) * | 1991-11-22 | 1992-11-11 | 冯敏 | Vehicle hydaulic puenmatic suspension device |
| CN2811665Y (en) * | 2005-05-26 | 2006-08-30 | 江苏大学 | Single-chamber oil-gas separation type oil-gas spring with nonlinear characteristics |
| CN201412060Y (en) * | 2009-06-08 | 2010-02-24 | 浙江志高机械有限公司 | Oil return shock absorber for hydraulic rock drill |
| CN102121508B (en) * | 2010-12-31 | 2012-12-19 | 中国三江航天工业集团公司特种车辆技术中心 | Double-chamber hydragass spring |
-
2016
- 2016-06-25 CN CN201610473034.1A patent/CN106122342B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106122342A (en) | 2016-11-16 |
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