CN207660927U - High-voltage oil cylinder structure with pooling feature and pneumohydraulic pressure-cylinder - Google Patents
High-voltage oil cylinder structure with pooling feature and pneumohydraulic pressure-cylinder Download PDFInfo
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- CN207660927U CN207660927U CN201721819246.7U CN201721819246U CN207660927U CN 207660927 U CN207660927 U CN 207660927U CN 201721819246 U CN201721819246 U CN 201721819246U CN 207660927 U CN207660927 U CN 207660927U
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Abstract
A kind of high-voltage oil cylinder structure with pooling feature of the utility model, including high-voltage oil cylinder, high-voltage oil cylinder rear end is equipped with middle cover, front end is equipped with protecgulum, and high-pressure piston rod and high pressure piston are equipped in high-voltage oil cylinder, wherein:It is axially arranged with oleo cushion end on rear side of high pressure piston, in be covered with connection high-voltage oil cylinder oil pressure passage, oil pressure passage front end is equipped with buffering rank, and oleo cushion end is accommodated in when resetting backward in buffering rank, and pressure buffer end matches with buffering rank side wall surface, is equipped with gap therebetween.A kind of pneumohydraulic pressure-cylinder, including pressurized cylinder, wherein:The high-voltage oil cylinder of the above-mentioned high-voltage oil cylinder structure of pressurized cylinder front end axis connection.The utility model provides a kind of hydraulic shock absorber of pneumohydraulic pressure-cylinder, realizes the purpose of buffering, avoids high speed piston from colliding middle cover and the problems such as the impact force that generates is big, noise is big, the service life is low.
Description
Technical field
The utility model is related to a kind of pneumohydraulic pressure-cylinder, especially a kind of high-voltage oil cylinder structure and gas with pooling feature
Liquid pressurized cylinder.
Background technology
With the development of industrial automation, Pneumatic hydraulic industry requirement be even more increase, and be widely used in electronic instrument,
The industries such as building materials, light industry packaging, mechanical transport, steel, the gentle movable property industry of hydraulic pressure be in automatic field it is electrical, mechanical can not
The functional product of replacement.When needing comprehensive " strength and speed " with us, hydraulic pressure, pneumatically only which all exists
Advantage and disadvantage, the features such as rigidity of hydraulic pressure is strong, then speed is slow, and pneumatic speed is fast but rigidity is insufficient, but to integrate the production of its advantage
As soon as when raw product, then the pneumohydraulic pressure-cylinder that has been born, gas-liquid actuator etc..Pneumohydraulic pressure-cylinder is by oil hydraulic cylinder and supercharging
Device is combined, and the ratio between forced area of booster is utilized and Pascal's energy keeps weighing apparatus principle.
But existing pneumohydraulic pressure-cylinder, piston are easy to hit cylinder body (mainly piston slap end cap) in backhaul, generate
The problems such as impact force is big, noise is big, the service life is low;And hydraulic oil in reflux to generating high speed impact power in fuel tank, liquid in fuel tank
Pressure oil will produce fluctuation, cause hydraulic oil that can be taken out of along silencer mouth in exhaust.
In addition, pneumohydraulic pressure-cylinder on the market, is usually taken a root long pull rod and high-voltage oil cylinder and pressurized cylinder is locked
Together, but because pull rod is long, pull rod have the reasons such as the pressure of certain extensibility and pneumohydraulic pressure-cylinder is excessive (pull rod is longer,
Its extensibility will be bigger), under the conditions of pressurized cylinder impacting with high pressure at work and vibrations, due to long (the extensibility mistake of pull rod
The contact surface between the cylinder barrel of high pressure section and middle cover is easily caused greatly) to loosen and generate permeability phenomenon.High-voltage oil cylinder can also be caused
The charged piston of high pressure piston and pressurized cylinder cannot be completely concentric problem.Chinese patent notification number is CN on this basis
202251240 U, a kind of high-pressure pull rod nut for pressurized cylinder, the structure use centre to split nut in middle cap surface pair using pull rod
Locking is connect, cylinder nut is then in rear cap surface butt-joint locking pull rod, due to being produced by inserting hole position tolerance clearance and installation error
Raw dislocation under the conditions of pressurized cylinder impacting with high pressure at work and vibrations, generates split nut and loosens and dislocation, and generates aforementioned
The technical issues of.
Therefore, how to solve the above problems, become urgent problem to be solved.
Utility model content
The utility model provides a kind of high-voltage oil cylinder structure and pneumohydraulic pressure-cylinder with pooling feature for problem above,
The purpose for realizing buffering avoids high speed piston from colliding middle cover and the problems such as the impact force that generates is big, noise is big, the service life is low;Simultaneously
Also it can avoid or reduce the problems such as hydraulic oil in fuel tank is taken out of in exhaust along silencer mouth.And oil is locked to split nut
Cylinder pull rod and pressurized cylinder pull rod avoid oil by oil cylinder pull rod and air cylinder tie rod by oil cylinder, pressurized cylinder and middle cover locking
Contact surface between cylinder, pressurized cylinder and middle cover loosens and generates permeability phenomenon.
In order to solve the above technical problems, a kind of high-voltage oil cylinder structure with pooling feature, including high-voltage oil cylinder, high pressure oil
Cylinder rear end is equipped with middle cover, front end is equipped with protecgulum, and high-pressure piston rod and high pressure piston are equipped in high-voltage oil cylinder, wherein:High pressure piston
Rear side is axially arranged with oleo cushion end, in be covered with connection high-voltage oil cylinder oil pressure passage, oil pressure passage front end be equipped with buffering rank,
Oleo cushion end is accommodated in when resetting backward in buffering rank.
The utility model due to the adoption of the above technical scheme, high pressure piston be arranged in high-voltage oil cylinder, in be covered with connection
The oil pressure passage of high-voltage oil cylinder, oil pressure passage front end are equipped with oleo cushion rank, and high pressure piston rear end is equipped with oleo cushion end, air pressure
Buffering end matches with buffering rank side wall surface, is equipped with gap therebetween.When high pressure piston resets, oleo cushion end enters oleo cushion
Rank, the hydraulic oil in high-voltage oil cylinder flow to oil pressure passage by the gap between oleo cushion end and oleo cushion rank, and realization subtracts
The purpose of few hydraulic oil backhaul traffic, the movement velocity of high pressure piston when to change backhaul realize the purpose of buffering, avoid height
Pressure high speed piston collides middle cover and the problems such as the impact force that generates is big, noise is big, the service life is low;Hydraulic oil can be also reduced simultaneously to return
To generating high speed impact power in fuel tank when stream, the fluctuating range of hydraulic oil in fuel tank is reduced, the liquid in fuel tank is can avoid or reduce
The problems such as pressure oil is taken out of in exhaust along silencer mouth.
A kind of above-mentioned high-voltage oil cylinder structure with pooling feature, high-pressure piston rod output end wear protecgulum, the other end
It is axially extended oil pressure pressure buffer end to high pressure piston rear end.High-pressure piston rod axis connection high pressure piston simultaneously extends supreme
Press piston rear end setting oleo cushion end.
A kind of above-mentioned high-voltage oil cylinder structure with pooling feature, buffering rank is in the expanding setting in oil pressure passage front end, oil
Pressure buffering end matches with buffering rank.
A kind of above-mentioned high-voltage oil cylinder structure with pooling feature is equipped between oleo cushion end and buffering rank and is connected to height
The runner of compressing cylinder.When high pressure piston resets, the hydraulic oil in high-voltage oil cylinder flows into oil pressure passage by runner.
A kind of pneumohydraulic pressure-cylinder, including pressurized cylinder, wherein:The above-mentioned high-voltage oil cylinder structure of pressurized cylinder front end axis connection
High-voltage oil cylinder.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, pressurized cylinder front end connects middle cover, rear end is equipped with rear cover, and rear cover, which is equipped with, to be connected
Lead to the axial buffer chamber of pressurized cylinder, supercharging piston rod and piston are equipped in pressurized cylinder, is equipped on rear side of piston and prolongs axially backward
The pressure buffer end stretched, pressure buffer end are accommodated in when resetting backward in cushion chamber, pressure buffer end and cushion chamber side wall surface
It matches, be equipped with gap therebetween.Piston is arranged in pressurized cylinder, is equipped on rear side of piston and buffers end, behind pressurized cylinder rear end
It is covered with the axial buffer chamber of connection pressurized cylinder, when piston resets backward, buffering end enters in cushion chamber, in pressurized cylinder
Gas flows into cushion chamber by the gap buffered between end and cushion chamber, the purpose for reducing gas backhaul traffic is realized, to change
The movement velocity of piston, realizes the purpose of buffering when becoming backhaul, avoids high speed piston from colliding rear cover and the impact force that generates is big, makes an uproar
The problems such as sound is big, the service life is low.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, pressure buffer end axis connection high-pressure piston rod.High-pressure piston rod and buffering
Axis connection is held, realizes the purpose of buffering end axis connection high-pressure piston rod and concentric setting.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, rear cover are equipped with pressure channel, and pressure channel is connected to cushion chamber.Air pressure is logical
Road injects a gas into pressurized cylinder by cushion chamber, pushes piston advances forward;When piston reset, the gas in pressurized cylinder is logical
It crosses cushion chamber and flow to pressure channel.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, high pressure piston rod rear end be equipped with axial pressure hole, supercharging piston rod to
Oil pressure passage is worn when preceding movement.Hydraulic oil is housed in axial pressure hole, the piston advances forward in pressurized cylinder to oil cylinder and
Hydraulic oil pressurization in axial pressure hole.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure further includes to latch mechanism, includes oil cylinder pull rod, to locking spiral shell to latch mechanism
Female, air cylinder tie rod and cylinder nut, protecgulum are equipped with axial screw hole, and middle cover and rear cover are equipped with axial interspersed connecting hole, the axis of middle cover
It is equipped with expanding middle positioning counterbore to interspersed connecting hole rear end, split nut is located in middle positioning counterbore, before oil cylinder pull rod
The end connection axial screw hole of protecgulum, rear end are spirally connected locking with to split nut, and air cylinder tie rod front end is spirally connected to split nut, rear end and gas
Cylinder nut is spirally connected locking.In be covered with middle positioning counterbore, to split nut be arranged in middle positioning counterbore, high-voltage oil cylinder front end connection
Protecgulum, rear end connect middle cover, oil cylinder pull rod front end be spirally connected protecgulum be equipped with axial screw hole, rear end wear middle cover axial direction it is interspersed
Connecting hole is spirally connected to split nut, by oil cylinder draw lever locking between high-voltage oil cylinder protecgulum and middle cover, in the connection of pressurized cylinder front end
Lid, rear end connect rear cover, and air cylinder tie rod front end, which is spirally connected, wears split nut, rear end the interspersed connecting hole of axial direction and cylinder spiral shell of rear cover
Mother is spirally connected locking, is locked by air cylinder tie rod between pressurized cylinder and middle cover, by lock between oil cylinder pull rod and air cylinder tie rod
Nut is connected, and high-voltage oil cylinder and pressurized cylinder are connected by oil cylinder pull rod, air cylinder tie rod and middle cover respectively, are segmented the oil to lock
Cylinder pull rod and air cylinder tie rod are respectively subjected to the corresponding high-voltage oil cylinder stress different with pressurized cylinder, solve high-voltage oil cylinder and supercharging gas
Cylinder is locked using long draw, under the conditions of pressurized cylinder impacting with high pressure at work and vibrations, because of the long (extensibility of pull rod
It is excessive) cause the contact surface loosening between the cylinder barrel of high pressure section and middle cover and the permeability phenomenon of generation.It is fixed by middle positioning counterbore
The technical issues of position is not generated dislocation to split nut guarantee by inserting hole position tolerance clearance and installation error realizes axial docking
While respectively bear the technique effect of the corresponding high-voltage oil cylinder stress different with pressurized cylinder.It can realize high-voltage oil cylinder mould simultaneously
The individually packaged technical purpose of blockization, high-voltage oil cylinder overall structure is not interfered in folding when air cylinder tie rod, by high-voltage oil cylinder
It is separately fixed with pressurized cylinder, ensures concentricity, to realize the smaller technique effect of internal resistance.Efficiently solve pressurized cylinder pull rod
Extend after chronic fatigue and caused by breakage problem and the micro- generation for oozing phenomenon of high-voltage oil cylinder hydraulic oil.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, oil cylinder pull rod and air cylinder tie rod both ends are respectively equipped with thread segment, and oil cylinder is drawn
The thread segment of bar front end be spirally connected the axial screw hole of protecgulum, rear end thread segment be spirally connected locking with to split nut, air cylinder tie rod front end
Thread segment be spirally connected and be spirally connected locking to the thread segment and cylinder nut of split nut, rear end.It is spirally connected by thread segment docking and realizes oil
Cylinder pull rod and the individually packaged technical purpose of air cylinder tie rod modularization, it is whole in folding when air cylinder tie rod not interfere with high-voltage oil cylinder
Body structure separately fixes high-voltage oil cylinder with pressurized cylinder, ensures concentricity, to realize the smaller technique effect of internal resistance.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure is positioning end to split nut one end, the other end is elongated end, elongated end phase
Positioning end undergauge is arranged.The positioning end of split nut is located in middle positioning counterbore, by the positioning of middle positioning counterbore to locking spiral shell
Mother ensures the technical issues of not generated dislocation by inserting hole position tolerance clearance and installation error, efficiently solves pressurized cylinder pull rod
Extend after chronic fatigue and caused by breakage problem and the micro- generation for oozing phenomenon of hydraulic oil, and by high-voltage oil cylinder and pressurized cylinder point
Fixation is opened, ensures concentricity, to realize the smaller technique effect of internal resistance.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, the axial direction of rear cover intert connecting hole rear end and sink equipped with expanding rear positioning
Hole, cylinder nut are located in rear positioning counterbore.Air cylinder tie rod rear end wears axial interspersed connecting hole, and it is heavy to be positioned after thread segment
Cylinder nut in hole is spirally connected locking.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, protecgulum are equipped with flange, and axial screw hole is arranged on flange, flange and protecgulum
It is wholely set or split settings.When flange and protecgulum are integrated setting, flange is the expanding radially extending edges of protecgulum.Work as fission
When setting, flange is independent component and is arranged on front side of protecgulum, axial compression protecgulum.
The diameter of a kind of above-mentioned gas-liquid pressure-boosting cylinder structure, oil cylinder pull rod is more than air cylinder tie rod, and positioning end is equipped with and oil cylinder
The major diameter screw hole that pull rod matches, elongated end are equipped with the small-diameter screw-hole to match with air cylinder tie rod, oil cylinder back end of tie rod
Thread segment is spirally connected with major diameter screw hole, and thread segment and the small-diameter screw-hole of air cylinder tie rod front end are spirally connected.Oil cylinder back end of tie rod is spirally connected
Major diameter screw hole in positioning end, air cylinder tie rod front end are spirally connected the small-diameter screw-hole in elongated end, and the oil cylinder pull rod of major diameter is suitable
The design requirement of the High Voltage of high-voltage oil cylinder, the air cylinder tie rod of minor diameter is answered to adapt to the pressure requirement of pressurized cylinder, cylinder nut
In major diameter screw hole and small-diameter screw-hole realize concentric transformational structure, realize between oil cylinder pull rod and air cylinder tie rod by right
The purpose that split nut is connected.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, major diameter screw hole are arranged with the same axle center of small-diameter screw-hole.Same axle center
The major diameter screw hole and small-diameter screw-hole of setting lock oil cylinder pull rod, air cylinder tie rod in same axle center, realize oil cylinder pull rod, gas
The same axle center of cylinder pull rod and the respectively purpose of effective stress, while ensureing that the mesh in same axle center is arranged with cylinder for high-voltage oil cylinder
, ensure the high pressure piston of the high-voltage oil cylinder technique effect completely concentric with the charged piston of pressurized cylinder.
A kind of above-mentioned gas-liquid pressure-boosting cylinder structure, elongated end outside wall portions are that nut pulls bayonet part.Oil cylinder back end of tie rod with
When major diameter screw hole is spirally connected, spanner is pulled bayonet part by the nut of elongated end outside wall portions and is driven to split nut rotation, makes big straight
Diameter screw hole is spirally connected the thread segment of oil cylinder back end of tie rod.
The utility model has following technological merit compared with prior art:
1, intermediate Lock device with two same action member, pull rod are used to locking mode, extend after efficiently solving pressurized cylinder pull rod chronic fatigue and
Caused by breakage problem and the micro- generation for oozing phenomenon of hydraulic oil;High-voltage oil cylinder separately to be fixed with pressurized cylinder, concentricity is more preferable,
Internal resistance smaller.
2, buffer structure is pneumatically resetted, the rear cover of optimization uses band pneumatic buffer structure, can effectively reduce charged piston and add
When journey and the strike note of rear cover.
3, oleo cushion structure, when can effectively solve hydraulic oil return, in oil drum moment hydraulic oil spray punching and make
At there is hydraulic oil atomizating phenomenon;This hydraulic shock absorber can effectively reduce the shock between precompressed piston and middle cover.
4, it realizes that output is big compared with the prior art by 30% or more, is adopted and separated to lock construction by cylinder body, realization can be with 0.4MPa
The design of pressure output calculation, it is big by 30% or more with position pressurized cylinder relatively colleague's output using the design.
Description of the drawings
The utility model is described in further detail below in conjunction with the embodiment in attached drawing, but is not constituted to this reality
With novel any restrictions.
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is enlarged structure schematic diagram at the A of Fig. 1;
Fig. 3 is enlarged structure schematic diagram at the B of Fig. 1;
Fig. 4 is the structural schematic diagram of the utility model use state;
Fig. 5 is enlarged structure schematic diagram at the C of Fig. 4;
Fig. 6 is enlarged structure schematic diagram at the D of Fig. 4;
Fig. 7 is enlarged structure schematic diagram at the E of Fig. 1.
Specific implementation mode
As shown in Fig. 1 to 7, a kind of high-voltage oil cylinder structure with pooling feature of the utility model, including high-voltage oil cylinder
1,1 rear end of high-voltage oil cylinder is equipped with middle cover 11, front end is equipped with protecgulum 12, and high-pressure piston rod 13 is equipped in high-voltage oil cylinder 1 and high pressure is lived
Plug 14, wherein:14 rear side of high pressure piston is axially arranged with oleo cushion end 15, and the oil pressure that middle cover 11 is equipped with connection high-voltage oil cylinder 1 is logical
Road 16,16 front end of oil pressure passage are equipped with buffering rank 17, and oleo cushion end 15 is accommodated in when resetting backward in buffering rank 17, oil pressure
Buffering end 15 matches with buffering 17 side wall surface of rank, is equipped with gap therebetween.
13 output end of high-pressure piston rod wears protecgulum 12, axially extended oil pressure is slow to 14 rear end of high pressure piston for the other end
Rush end 15.
Rank 17 is buffered in the expanding setting in 16 front end of oil pressure passage, oleo cushion end 15 matches with buffering rank 17.
The runner 18 for being connected to high-voltage oil cylinder 1 is equipped between oleo cushion end 15 and buffering rank 17.
A kind of pneumohydraulic pressure-cylinder, including pressurized cylinder 2, wherein:The above-mentioned high-voltage oil cylinder structure of 2 front end axis connection of pressurized cylinder
High-voltage oil cylinder 1.
2 front end of pressurized cylinder connects middle cover 11, rear end is equipped with rear cover 21, and rear cover 21 is equipped with the axial direction of connection pressurized cylinder 1
Cushion chamber 22, supercharging piston rod 23 and piston 24 are equipped in pressurized cylinder 2, and 24 rear side of piston is equipped with the air pressure extended axially rearward
End 25 is buffered, pressure buffer end 25 is accommodated in when resetting backward in cushion chamber 22, pressure buffer end 25 and 22 side wall of cushion chamber
Face matches, is equipped with gap therebetween.
25 axis connection high-pressure piston rod 13 of pressure buffer end.
Rear cover 21 is equipped with pressure channel, and pressure channel is connected to cushion chamber 22.
13 rear end of high-pressure piston rod is equipped with axial pressure hole 19, and supercharging piston rod 23 wears oil pressure passage when travelling forward
16。
Further include to latch mechanism, includes oil cylinder pull rod 31, to split nut 32, air cylinder tie rod 33 and cylinder nut to latch mechanism
34, protecgulum 12 is equipped with axial screw hole, and middle cover 11 and rear cover 21 are equipped with axial interspersed connecting hole, and the axial direction of middle cover 11 interts connecting hole
Rear end is equipped with expanding middle positioning counterbore 111, is located in middle positioning counterbore 111 to split nut 32,31 front end of oil cylinder pull rod
Connect the axial screw hole of protecgulum 12, rear end is spirally connected locking with to split nut 32,33 front end of air cylinder tie rod be spirally connected to split nut 32, after
End is spirally connected locking with cylinder nut 34.
The axial direction of rear cover 21 interts connecting hole rear end and is equipped with expanding rear positioning counterbore 211, and cylinder nut 34 is located in
Afterwards in positioning counterbore 211.
It is positioning end 321 to 32 one end of split nut, the other end is elongated end 322, the contracting of 322 relative positioning end 321 of elongated end
Diameter is arranged.
The diameter of oil cylinder pull rod 31 is more than air cylinder tie rod 33, and positioning end 321 is big straight equipped with matching with oil cylinder pull rod 31
Diameter screw hole 323, elongated end 322 are equipped with the small-diameter screw-hole 324 to match with air cylinder tie rod 33, the screw thread of 31 rear end of oil cylinder pull rod
Section is spirally connected with major diameter screw hole 323, and thread segment and the small-diameter screw-hole 324 of 33 front end of air cylinder tie rod are spirally connected.
When the utility model is specifically used, high pressure piston 14 is arranged in high-voltage oil cylinder 1, and middle cover 11 is equipped with connection high pressure oil
The oil pressure passage 16 of cylinder 1,16 front end of oil pressure passage are equipped with oleo cushion rank 17, and 14 rear end of high pressure piston is equipped with oleo cushion end
15, when high pressure piston 14 resets, oleo cushion end 15 enters oleo cushion rank 17, and high-voltage oil cylinder 1 is interior through piston compression hydraulic oil
It is flow to oil pressure passage 16 by runner 18, reduces the flow of hydraulic oil backhaul, the movement of high pressure piston 14 when to reduce backhaul
Speed avoids high pressure piston 14 from colliding middle cover 11 at a high speed.
Piston 24 is arranged in pressurized cylinder 2, and the setting of buffering end 25 is equipped in 24 rear side of piston, 2 rear cover 21 of pressurized cylinder
It is connected to the cushion chamber 22 of pressurized cylinder 2, when piston 24 resets backward, buffering end 25 enters in cushion chamber 22, warp in pressurized cylinder 2
Charged piston compressed gas enters cushion chamber 22 by runner 16, and gas proceeds to pressure channel by cushion chamber 22, reduces gas
The flow of backhaul, the movement velocity of piston 24 when to reduce backhaul avoid piston 24 from colliding rear cover 21 at a high speed.
Split nut 32 is arranged in the positioning counterbore 111 of middle cover 11, rear cover 21 is equipped with rear positioning counterbore 211, cylinder spiral shell
Mother 34 is located in rear positioning counterbore 211, and 1 front end of high-voltage oil cylinder connects protecgulum 12, rear end connects middle cover 11, and the setting of flange 4 exists
12 front end of protecgulum, be spirally connected flange 4, rear end of 31 front end of oil cylinder pull rod wear the axial direction of middle cover 11 and intert connecting hole and be spirally connected to lock
Nut 32 is locked between high-voltage oil cylinder 1 and middle cover 11 by oil cylinder pull rod 31;2 front end of pressurized cylinder connects middle cover 11, rear end connects
Rear cover 21 is connect, 33 front end of air cylinder tie rod, which is spirally connected, wears split nut 32, rear end the interspersed connecting hole of axial direction and cylinder spiral shell of rear cover 21
Mother 34 is spirally connected locking, is locked by air cylinder tie rod 33 between pressurized cylinder 2 and middle cover 11;Oil cylinder pull rod 31 and air cylinder tie rod 33 it
Between by being connected to split nut 32.
In conclusion the utility model is made actual sample and is tested through being used for multiple times such as specification and diagramatic content,
In terms of the effect for using test, provable the utility model can reach its desired purpose, and practical value is unquestionable.
Embodiment provided above is only used for facilitating illustration the utility model, not makees limit in any form to the utility model
System, any those of ordinary skill in the art, if in the range of not departing from the utility model carried technical characteristic,
Using the equivalent embodiment for locally changing or modifying made by the utility model disclosed technology content, and without departing from this practicality
Novel technical feature content, in the range of still falling within the utility model art feature.
Claims (10)
1. a kind of high-voltage oil cylinder structure with pooling feature, including high-voltage oil cylinder (1), high-voltage oil cylinder (1) rear end is equipped with middle cover
(11), front end is equipped with protecgulum (12), is equipped with high-pressure piston rod (13) and high pressure piston (14) in high-voltage oil cylinder (1), feature exists
In:Oleo cushion end (15) is axially arranged on rear side of high pressure piston (14), the oil pressure that middle cover (11) is equipped with connection high-voltage oil cylinder (1) is logical
Road (16), oil pressure passage (16) front end are equipped with buffering rank (17), and oleo cushion end (15) are accommodated in buffering rank when resetting backward
(17) in.
2. a kind of high-voltage oil cylinder structure with pooling feature according to claim 1, it is characterised in that:High-pressure piston rod
(13) output end wears protecgulum (12), the other end is axially extended oil pressure pressure buffer end to high pressure piston (14) rear end
(25)。
3. a kind of high-voltage oil cylinder structure with pooling feature according to claim 1, it is characterised in that:Buffer rank (17)
In the expanding setting in oil pressure passage (16) front end, oleo cushion end (15) match with buffering rank (17).
4. a kind of high-voltage oil cylinder structure with pooling feature according to claim 1, it is characterised in that:Oleo cushion end
(15) runner (18) for being connected to high-voltage oil cylinder (1) is equipped between buffering rank (17).
5. a kind of pneumohydraulic pressure-cylinder, including pressurized cylinder (2), it is characterised in that:Pressurized cylinder (2) front end axis connection claim
The high-voltage oil cylinder (1) of 1 to 4 any high-voltage oil cylinder structure.
6. a kind of pneumohydraulic pressure-cylinder according to claim 5, it is characterised in that:Pressurized cylinder (2) front end connects middle cover
(11), rear end is equipped with rear cover (21), and rear cover (21) is equipped with the axial buffer chamber (22) of connection pressurized cylinder (2), pressurized cylinder (2)
In be equipped with supercharging piston rod (23) and piston (24), equipped with the pressure buffer end (25) extended axially rearward on rear side of piston (24),
Pressure buffer end (25) is accommodated in when resetting backward in cushion chamber (22), pressure buffer end (25) and cushion chamber (22) side wall surface
It matches, be equipped with gap therebetween.
7. a kind of pneumohydraulic pressure-cylinder according to claim 6, it is characterised in that:High-pressure piston rod (13) rear end is equipped with axial
It pressurizes hole (19), supercharging piston rod (23) wears oil pressure passage (16) when travelling forward.
8. a kind of pneumohydraulic pressure-cylinder according to claim 6, it is characterised in that:Further include to latch mechanism, to latch mechanism packet
Including oil cylinder pull rod (31), to split nut (32), air cylinder tie rod (33) and cylinder nut (34), protecgulum (12) is equipped with axial screw hole,
Middle cover (11) and rear cover (21) are equipped with axial interspersed connecting hole, and the axial direction of middle cover (11) interts connecting hole rear end equipped with expanding
Middle positioning counterbore (111), is located in middle positioning counterbore (111) split nut (32), and oil cylinder pull rod (31) front end connects protecgulum
(12) axial screw hole, rear end are spirally connected locking with to split nut (32), air cylinder tie rod (33) front end be spirally connected to split nut (32), after
End is spirally connected locking with cylinder nut (34).
9. a kind of pneumohydraulic pressure-cylinder according to claim 8, it is characterised in that:After the axial direction of rear cover (21) interts connecting hole
End is equipped with expanding rear positioning counterbore (211), and cylinder nut (34) is located in rear positioning counterbore (211).
10. a kind of pneumohydraulic pressure-cylinder according to claim 8 or claim 9, it is characterised in that:The diameter of oil cylinder pull rod (31) is more than
Air cylinder tie rod (33), positioning end (321) are equipped with the major diameter screw hole (323) to match with oil cylinder pull rod (31), elongated end (322)
Equipped with the small-diameter screw-hole (324) to match with air cylinder tie rod (33), the thread segment and major diameter spiral shell of oil cylinder pull rod (31) rear end
Hole (323) is spirally connected, and the thread segment and small-diameter screw-hole (324) of air cylinder tie rod (33) front end are spirally connected.
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CN201721819246.7U CN207660927U (en) | 2017-12-20 | 2017-12-20 | High-voltage oil cylinder structure with pooling feature and pneumohydraulic pressure-cylinder |
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CN201721819246.7U CN207660927U (en) | 2017-12-20 | 2017-12-20 | High-voltage oil cylinder structure with pooling feature and pneumohydraulic pressure-cylinder |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107989836A (en) * | 2017-12-20 | 2018-05-04 | 东莞市巨力气动液压设备有限公司 | A kind of pressurized cylinder structure and gas-liquid pressure-boosting cylinder structure with pressure buffer |
CN111470043A (en) * | 2020-04-30 | 2020-07-31 | 中国飞机强度研究所 | Combined buffering energy-absorbing structure and air-drop protection device |
-
2017
- 2017-12-20 CN CN201721819246.7U patent/CN207660927U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107989836A (en) * | 2017-12-20 | 2018-05-04 | 东莞市巨力气动液压设备有限公司 | A kind of pressurized cylinder structure and gas-liquid pressure-boosting cylinder structure with pressure buffer |
CN107989836B (en) * | 2017-12-20 | 2024-02-09 | 广东久力气动液压有限公司 | Boost cylinder structure with air pressure buffering and air-liquid boost cylinder structure |
CN111470043A (en) * | 2020-04-30 | 2020-07-31 | 中国飞机强度研究所 | Combined buffering energy-absorbing structure and air-drop protection device |
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