CN105179366B - A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder - Google Patents
A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder Download PDFInfo
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- CN105179366B CN105179366B CN201510646766.1A CN201510646766A CN105179366B CN 105179366 B CN105179366 B CN 105179366B CN 201510646766 A CN201510646766 A CN 201510646766A CN 105179366 B CN105179366 B CN 105179366B
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- piston
- end cap
- buffer stopper
- piston rod
- fairlead
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Abstract
The invention provides a kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder, mainly include cylinder barrel, end cap A, end cap B, piston rod, piston, buffer stopper, fairlead and cushion pad.It is characterized in that the piston with helical flow path plays flexible vortex power-assisted, band scarfing cinder runner buffer stopper plays self-skimming., by the round platform blind hole with helical flow path, the buffering realized during flexible vortex reinforcement startup and retraction when piston rod stretches out is static for the present invention；Self-skimming is realized by the scarfing cinder runner on buffer stopper；By being in 45 ° of tilting ring oil duct on fairlead, realize that the buffering that no overstocks when piston rod stretches out is static and acceleration during retraction starts.
Description
Technical field
The present invention relates to a kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder, more particularly, to one kind is passed through
With the round platform blind hole of helical flow path, the buffering realized during flexible vortex reinforcement startup and retraction when piston rod stretches out is static；Logical
The scarfing cinder runner crossed on buffer stopper realizes self-skimming；By being in 45 ° of tilting ring oil duct on fairlead, realize piston rod and stretch
Acceleration during the static and retraction of buffering no overstock when going out starts, and belongs to the technical research field of hydraulic cylinder.
Background technology
Hydraulic energy is changed into mechanical energy using the straight reciprocating motion of piston by hydraulic cylinder.But due to current hydraulic cylinder knot
The unicity of structure, causes problems with：One is that the piston resistance of start is big, and this mainly starts initial segment, and fluid pushes away to piston
Power less it is impossible to overcome the resistance of motion of piston；Two is dregs of fat abrasion, and that is, the dregs of fat on cylinder barrel wall enter piston movement surface,
Cause piston and the abrasion of cylinder barrel wall；Three is that buffering overstocks damage part, i.e. the piston high-pressure fluid that extruding produces when buffering static
Overstock, part in fragile hydraulic cylinder.
Therefore, the piston resistance of start for existing section hydraulic cylinder generally existing in use is big, dregs of fat abrasion and slow
The problems such as alluviation crushing part, should be considered from the overall structure of hydraulic cylinder, design resistance is little, energy edible vegetable oil slag and nothing are long-pending
A kind of hydraulic cylinder of pressure.
Content of the invention
The piston resistance of start that the present invention is directed to existing section hydraulic cylinder generally existing in use is big, dregs of fat abrasion and slow
The problems such as alluviation crushing part, there is provided a kind of can a kind of flexibility vortex power-assisted of effectively solving the problems referred to above, automatic slag removal and no
Accumulative pressure hydraulic cylinder.
A kind of flexibility vortex power-assisted of the present invention, automatic slag removal and no accumulative pressure hydraulic cylinder employ the following technical solutions：
A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder, mainly include cylinder barrel, end cap, piston rod, work
Plug, buffer stopper, fairlead and cushion pad, end cap is divided into end cap A and end cap B, piston and buffer stopper to be threaded connection and pacify successively
On the piston rod, fairlead, cushion pad and end cap B are sequentially arranged at piston rod opposite side to dress；Described cylinder barrel two ends are provided with outer spiral shell
Stricture of vagina, cylinder barrel homonymy has hydraulic fluid port B and hydraulic fluid port A；Described end cap A and end cap B is respectively equipped with female thread, and is arranged on cylinder barrel, end
Lid B in the middle part of have through hole and its in dust ring is installed；Described piston rod one end is provided with external screw thread；In described piston one end is provided with
Tapped blind hole, it is trapezoidal round platform blind hole that the other end has section, and is provided with helical flow path in round platform blind hole, and piston side is installed
There are 3 sealing rings；Described buffer stopper is truncated cone-shaped structure, and middle part is provided with tapped through hole, buffer stopper is provided between top surface and side
Scarfing cinder runner, scarfing cinder runner be in "L" shape and angle bea, its inlet diameter isd 1, outlet diameter isd 2Andd 2=2d 1/3；Described lead
It is concave structure to the section of set, middle part is provided with through hole, the end face of fairlead has horizontal annular oil duct, inner concave has
Tilting ring oil duct, 45 ° of the inclined angle of tilting ring oil duct, hydraulic fluid port B is communicated with horizontal annular oil duct, horizontal annular oil duct and
Tilting ring oil duct communicates；Described cushion pad material is gum elastic.
The present invention has the round platform blind hole with helical flow path on piston, is realized when piston rod stretches out by this design
Buffering when flexible vortex reinforcement startup and retraction is static, and that is, when piston rod stretches out startup, most of fluid is promoting piston
When, because the presence of helical flow path is not so that fluid directly acts perpendicularly to piston, but along spiral in round platform blind hole
Remake for piston after runner motion, because fluid is significantly greater than linear motion in the flow path of helical flow path, by oil
Most of fluid that mouth A flows out not is that direct impact acts on piston, but slowly acts on piston after screw, from
And piston is played with flexible startup；And the reinforcement that is vortexed is because fluid is when truncated cone-shaped helical flow path flows, sectional area at any time
Reduce and vortex flow is so that fluid produces the effect accelerating and being pressurized, thus piston is played with vortex reinforcement starting.Work as piston
When bar retraction needs static, the piston of motion can produce squeezing action to the fluid in blind hole, and the fluid extruding can be to piston
Produce reverse elasticity cushioning effect, so that buffer piston is static.
The present invention is provided with scarfing cinder runner on buffer stopper, makes buffer stopper self-skimming in motion by this design, such as
When piston rod stretches out, buffer stopper in motor process by extrusion fluid, due to scarfing cinder runner, the fluid of extruding being set on buffer stopper
Scarfing cinder runner will be entered, entrance big, outlet is little and be in angleaRunner in, fluid be in accelerate spray, accelerate spray fluid
By the dregs of fat on impact cylinder barrel wall, thus playing self-skimming effect during buffer stopper motion.
The present invention is provided with the tilting ring oil duct in 45 ° on fairlead, when realizing piston rod by this design and stretching out
The buffering no overstocking is static and acceleration during retraction starts, that is, when piston rod stretch out needs static when, buffer stopper enters fairlead
Interior and extrusion fluid, in buffer stopper and so that it is buffered static for extruded fluid reaction, and the design of tilting ring oil duct will
So that the high-pressure fluid between fairlead and buffer stopper is discharged in time, prevent that partial fluid overstocks and the damage to hydraulic cylinder part
Bad；When piston rod retraction starts, in addition to horizontal annular oil duct acts on piston, also tilting ring oil duct passes through between buffer stopper
Connecing and act on piston, thus increasing the active force to piston for the fluid, playing the effect accelerating to start.
The invention has the beneficial effects as follows：By the round platform blind hole with helical flow path, realize flexible whirlpool when piston rod stretches out
Buffering when rotation reinforcement startup and retraction is static；Self-skimming is realized by the scarfing cinder runner on buffer stopper；By on fairlead
In 45 ° of tilting ring oil duct, realize when piston rod stretches out that the buffering that no overstocks is static and acceleration during retraction starts.
Brief description
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the close-up schematic view of inventive piston junction.
Wherein：1st, end cap A, 2, cylinder barrel, 3, helical flow path, 4, piston, 5, sealing ring, 6, buffer stopper, 7, scarfing cinder runner, 8,
Piston rod, 9, horizontal annular oil duct, 10, tilting ring oil duct, 11, fairlead, 12, cushion pad, 13, end cap B, 14, dust ring,
15th, hydraulic fluid port B, 16, hydraulic fluid port A.
Specific embodiment
Embodiment：
As shown in figure 1, a kind of flexibility vortex power-assisted of the present invention, automatic slag removal and no accumulative pressure hydraulic cylinder, main include
Cylinder barrel 2, end cap, piston rod 8, piston 4, buffer stopper 6, fairlead 11 and cushion pad 12, end cap is divided into end cap A 1 and end cap B
13, piston 4 and buffer stopper 6 are threaded connection and are sequentially arranged on piston rod 8, fairlead 11, cushion pad 12 and end cap B 13
It is sequentially arranged at piston rod 8 opposite side.Cylinder barrel 2 two ends are provided with external screw thread, and cylinder barrel 2 homonymy has hydraulic fluid port B 15 and hydraulic fluid port A 16.
End cap A 1 and end cap B 13 is respectively equipped with female thread, and is arranged on cylinder barrel 2, has through hole and its interior peace in the middle part of end cap B 13
Equipped with dust ring 14.Piston rod 8 one end is provided with external screw thread.Cushion pad 12 material is gum elastic.
The section of fairlead 11 is concave structure, and middle part is provided with through hole, and the end face of fairlead 11 has horizontal annular oil
Road 9, inner concave has tilting ring oil duct 10,45 ° of the inclined angle of tilting ring oil duct 10, hydraulic fluid port B 15 and horizontal annular
Oil duct 9 communicates, and horizontal annular oil duct 9 and tilting ring oil duct 10 communicate.
Tilting ring oil duct 10 in 45 ° is provided with fairlead 11, during work, this design is realized piston rod 8 and stretched out
When no overstock buffering static and retraction when acceleration start, that is, when piston rod 8 stretch out needs static when, buffer stopper 6 enters and leads
Into set 11 and extrusion fluid, in buffer stopper 6 and so that it is buffered static for extruded fluid reaction, and tilting ring oil duct 10
Design the high-pressure fluid between fairlead 11 and buffer stopper 6 will be made to discharge in time, prevent partial fluid overstock and to hydraulic pressure
The damage of cylinder part；When piston rod 8 retraction starts, in addition to horizontal annular oil duct 9 acts on piston 4, also tilting ring oil
Road 10 passes through buffer stopper 6 indirect action in piston 4, thus increasing the active force to piston 4 for the fluid, plays the effect accelerating to start
Really.
In conjunction with shown in Fig. 2, piston 4 one end is provided with blind screw hole, and it is trapezoidal round platform blind hole that the other end has section, and
It is provided with helical flow path 3, piston 4 side is provided with 3 sealing rings 5 in round platform blind hole.
Round platform blind hole with helical flow path 3 is had on piston 4, during work, this design is realized when piston rod 8 stretches out
Buffering when flexible vortex reinforcement startup and retraction is static, and that is, when piston rod 8 stretches out startup, most of fluid is promoting piston
When 4, because the presence of helical flow path 3 is not so that fluid directly acts perpendicularly to piston 4, but in round platform blind hole along
Remake for piston 4 after helical flow path 3 motion, because fluid is significantly greater than linear motion, institute in the flow path of helical flow path 3
It is not that direct impact acts on piston 4 with the most of fluid being flowed out by hydraulic fluid port A 16, but slowly make after screw
For piston 4, thus piston 4 is played with flexible startup；And the reinforcement that is vortexed is because fluid flows in truncated cone-shaped helical flow path 3
When, the reduction of sectional area at any time and vortex flow so that fluid produce accelerate and supercharging effect, thus whirlpool is played to piston 4
Rotation reinforcement starts.When piston rod 8 retraction needs static, the piston 4 of motion can produce squeezing action to the fluid in blind hole, and
Extruding fluid can to piston 4 produce reverse elasticity cushioning effect so that piston 4 buffer static.
Buffer stopper 6 is truncated cone-shaped structure, and middle part is provided with tapped through hole, buffer stopper 6 is provided between top surface and side scarfing cinder stream
Road 7, scarfing cinder runner 7 be in "L" shape and angle bea, its inlet diameter isd 1, outlet diameter isd 2Andd 2=2d 1/3.
Scarfing cinder runner 7 is provided with buffer stopper 6, during work, this design makes buffer stopper 6 self-skimming in motion, such as
When piston rod 8 stretches out, buffer stopper 6 by extrusion fluid, sets scarfing cinder runner 7 due on buffer stopper 6 in motor process, extruding
Fluid will enter scarfing cinder runner 7, entrance big, outlet is little and be in angleaRunner in, fluid be in accelerate spray, accelerate spray
Fluid will impact cylinder barrel 2 wall on the dregs of fat, thus play buffer stopper 6 motion when self-skimming effect.
Claims (1)
1. a kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder, mainly include cylinder barrel, end cap, piston rod, work
Plug, buffer stopper, fairlead and cushion pad, end cap is divided into end cap A and end cap B, piston and buffer stopper to be threaded connection and pacify successively
On the piston rod, fairlead, cushion pad and end cap B are sequentially arranged at piston rod opposite side to dress；It is characterized in that：Described cylinder barrel two
End is provided with external screw thread, and cylinder barrel homonymy has hydraulic fluid port B and hydraulic fluid port A；Described end cap A and end cap B is respectively equipped with female thread, and is arranged on
On cylinder barrel, have in the middle part of end cap B through hole and its in dust ring is installed；Described piston rod one end is provided with external screw thread；Described piston
One end is provided with blind screw hole, and it is trapezoidal round platform blind hole that the other end has section, and is provided with helical flow path in round platform blind hole, lives
Plug side is provided with 3 sealing rings；Described buffer stopper is truncated cone-shaped structure, and middle part is provided with tapped through hole, on buffer stopper top surface and
Be provided with scarfing cinder runner between side, scarfing cinder runner be in "L" shape and angle bea, its inlet diameter isd 1, outlet diameter isd 2Andd 2=
2d 1/3；The section of described fairlead is concave structure, and middle part is provided with through hole, the end face of fairlead has horizontal annular oil duct,
Tilting ring oil duct, 45 ° of the inclined angle of tilting ring oil duct are had on inner concave, hydraulic fluid port B is communicated with horizontal annular oil duct, water
Flat ring shaped oil passage and tilting ring oil duct communicate；Described cushion pad material is gum elastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646766.1A CN105179366B (en) | 2015-10-09 | 2015-10-09 | A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510646766.1A CN105179366B (en) | 2015-10-09 | 2015-10-09 | A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105179366A CN105179366A (en) | 2015-12-23 |
| CN105179366B true CN105179366B (en) | 2017-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510646766.1A Expired - Fee Related CN105179366B (en) | 2015-10-09 | 2015-10-09 | A kind of flexibility vortex power-assisted, automatic slag removal and no accumulative pressure hydraulic cylinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159702A (en) * | 2016-07-29 | 2016-11-23 | 安溪县百家宜家居用品有限公司 | A kind of cabinet carrying out levelness regulation |
| CN106207795A (en) * | 2016-07-29 | 2016-12-07 | 安溪县百家宜家居用品有限公司 | A kind of cabinet being electrically adjusted levelness |
| CN106050820B (en) * | 2016-08-17 | 2018-11-13 | 四川英发太阳能科技有限公司 | A kind of silk-screen detecting system of solar cell |
| CN106050798B (en) * | 2016-08-17 | 2018-12-28 | 四川英发太阳能科技有限公司 | A kind of polysilicon solar cell chip turns to carrying equipment |
| CN106050797B (en) * | 2016-08-17 | 2018-11-13 | 四川英发太阳能科技有限公司 | A kind of support construction of solar battery sheet suitable for low temp area |
| CN106100545A (en) * | 2016-08-17 | 2016-11-09 | 四川英发太阳能科技有限公司 | A kind of solar battery sheet of high optoelectronic conversion ratio |
| CN106050821B (en) * | 2016-08-17 | 2018-09-28 | 四川英发太阳能科技有限公司 | Manufacture the auxiliary device of polysilicon solar cell |
| CN118548273A (en) * | 2021-10-28 | 2024-08-27 | 杭州华鼎新能源有限公司 | Photovoltaic bracket |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58124807A (en) * | 1982-01-20 | 1983-07-25 | Mitsubishi Heavy Ind Ltd | Double-acting cylinder |
| CN1854535A (en) * | 2005-04-25 | 2006-11-01 | 何扬东 | Cylinder buffering device of hydraulic plunger cylinder |
| CN201606342U (en) * | 2010-01-29 | 2010-10-13 | 湖南特力液压有限公司 | High-speed zero-escape hydraulic cylinder |
| CN201851427U (en) * | 2010-10-29 | 2011-06-01 | 北京机械设备研究所 | Anti-rotation type translation telescopic oil cylinder |
| CN202520688U (en) * | 2012-02-17 | 2012-11-07 | 常州海宏液压设备有限公司 | Rolling machine hydraulic oil cylinder capable of prolonging service life |
| CN102705294B (en) * | 2012-06-26 | 2016-01-20 | 上海三一重机有限公司 | A kind of high-voltage oil cylinder and comprise the excavator of this oil cylinder |
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