CN207470504U - A kind of hydraulic pressure boosting system - Google Patents

Abstract

The utility model discloses a kind of hydraulic pressure boosting system, including the first cylinder, the second cylinder, fixed link, piston rod, pressure gauge, head cover, bottom cover, high pressure inner tube, air inlet, returning spring, driving column, push plate, inner cavity, pre-compressed spring, oil inlet, foam-rubber cushion and oil outlet.The beneficial effects of the utility model are：By installing pressure gauge in the first cylinder outer wall side, the pressure of cylinder interior is shown on pressure gauge, conveniently operate on it, by setting oil inlet above push plate, push plate both sides set groove, two groove both sides are respectively provided with foam-rubber cushion, and foam-rubber cushion side setting oil outlet, the machine oil of interior intracavitary is entered by oil inlet inside push plate, it can be discharged after being absorbed by foam-rubber cushion from oil outlet, internal push plate lubricity is inadequate after device long-time use, the oil inside oil outlet can be utilized to be lubricated.The utility model has the characteristics of easy to operate, high lubricating effect.

Description

A kind of hydraulic pressure boosting system

Technical field

The utility model is related to a kind of pressurized cylinder, specially a kind of hydraulic pressure boosting system belongs to mechanical equipment technical field.

Background technology

Hydraulic pressure booster cylinder is to be combined oil hydraulic cylinder with booster, using booster compression area of section of different sizes it Than and Pascal's energy keep weighing apparatus principle and work.Because pressure is constant, when compression area from large to small when, then pressure also can The principle changed with of different sizes, so as to reach the pressure result that atmospheric pressure is increased to decades of times.

Existing hydraulic pressure booster cylinder is being used there are still certain defect, and existing hydraulic pressure booster cylinder makes by long-time With rear it is possible that the situation of internal interim card, at this moment will open cylinder, internal component is overhauled, takes consume in this way Power, therefore cause the service life reduction of device inside hydraulic device without the function of self-lubricating, and traditional hydraulic pressure booster cylinder Blower operations are complicated, are not convenient to use.

Utility model content

The purpose of this utility model is that solve the above-mentioned problems and provides a kind of hydraulic pressure boosting system have operation Simply, the advantages of high lubricating effect.

The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of hydraulic pressure boosting system, including the first gas Cylinder and the second cylinder, the first cylinder top setting head cover, the first cylinder lower section setting bottom cover, the bottom cover lower section is set Piston rod is put, the first cylinder surrounding sets several fixed links, and the first cylinder side sets pressure gauge, first gas Cylinder side sets second cylinder, and air inlet is set above first cylinder, and first cylinder interior sets inner cavity, institute Air inlet side setting returning spring is stated, the returning spring side sets driving column, and the driving column side sets push plate, institute Bottom cover side setting pre-compressed spring is stated, first cylinder interior sets high pressure inner tube, and the push plate both sides are respectively provided with foam-rubber cushion, Setting oil inlet above the push plate, several foam-rubber cushion sides are respectively provided with oil outlet.

Preferably, in order to allow driving column that push plate to be pushed to move, push plate drives piston rod up and down in interior intracavitary, institute Piston rod is stated across push plate with the driving column to be connected, and be movably connected between piston rod and inner cavity.

Preferably, in order to make push plate when moving up and down, lubricating oil first passes through foam-rubber cushion and is flowed out again from oil outlet, prevents Only lubricating oil is largely thrown away, the inside setting oil groove of the push plate, and the oil outlet is mutual by the foam-rubber cushion and oil groove Connection.

Preferably, in order to which pre-compressed spring is allow to play certain cushioning effect, and can to accelerate push plate extensive for returning spring Initial position is arrived again, and the pre-compressed spring is arranged close to one end of the bottom cover, and the returning spring is arranged close to air inlet One end of mouth.

Preferably, in order to aerating in the second cylinder is allow to increase the first cylinder interior pressure, first cylinder and institute It states and is interconnected by air inlet between the second cylinder, and the second cylinder is mounted on the top side of the first cylinder.

Preferably, in order to make head cover and bottom cover easy for assemble or unload, it is connected between the head cover and bottom cover by fixed link It connects, and several fixed links arrange square structure.

Preferably, in order to make between the first cylinder and the second cylinder, there are certain pressure differences so that device can be normal Operation, the size of first cylinder are more than the size of second cylinder.

Preferably, in order to which push plate oil outlet when interior intracavitary activity is made to have certain gap with inner cavity, facilitate lubrication Oil stream goes out, the concave structure in top of the oil outlet.

Compared with prior art, the beneficial effects of the utility model are：

1st, by installing pressure gauge in the first cylinder outer wall side so that the pressure of cylinder interior can be shown on pressure gauge It shows to come, staff is facilitated to operate on it, by setting oil inlet above push plate, push plate both sides setting groove, two A groove both sides are respectively provided with foam-rubber cushion, and foam-rubber cushion side setting oil outlet so that the machine oil of interior intracavitary can pass through oil inlet It enters inside push plate, can be discharged after being absorbed by foam-rubber cushion from oil outlet, the internal push plate lubrication after device long-time use Degree is inadequate, the oil inside oil outlet can be utilized to be lubricated, increase the service life of device.

2nd, the utility model has easy to operate, high lubricating effect, by the way that the first cylinder and the second cylinder are passed through air inlet Mouth connection, when the second cylinder is to the first cylinder aerating, the air pressure in the first cylinder rises so that and the power of piston rod becomes strong, Realize the effect of supercharging, the elastic force of returning spring is more than pre-compressed spring, and after piston rod moves forward, returning spring can be drawn Dynamic driving column is withdrawn so that push plate can set back and reuse.

Description of the drawings

Fig. 1 is the utility model overall structure diagram.

Fig. 2 is first structural representation of air cylinder of the utility model.

Fig. 3 is the plate pushing structure schematic diagram of the utility model.

Fig. 4 is the oil outlet structure schematic diagram of the utility model.

In figure：1st, the first cylinder；2nd, the second cylinder；3rd, fixed link；4th, piston rod；5th, pressure gauge；6th, head cover；7th, bottom cover； 8th, high pressure inner tube；9th, air inlet；10th, returning spring；11st, driving column；12nd, push plate；13rd, inner cavity；14th, pre-compressed spring；15th, oil inlet Mouthful；16th, foam-rubber cushion；17th, oil outlet.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

Embodiment 1

It please refers to Fig.1 shown in -4, a kind of hydraulic pressure boosting system, including the first cylinder 1 and the second cylinder 2, on the first cylinder 1 Side's setting head cover 6,1 lower section setting bottom cover 7 of the first cylinder, 7 lower section setting piston rod 4 of bottom cover, the setting of 1 surrounding of the first cylinder are several Fixed link 3,1 side of the first cylinder setting pressure gauge 5,1 side of the first cylinder set the second cylinder 2, and 1 top of the first cylinder is set Air inlet 9 is interconnected between first cylinder 1 and the second cylinder 2, and is connected by air inlet 9, to the inside of the second cylinder 2 It inflates, the pressure increase inside the first cylinder 1, so as to reach supercharging purpose, 1 inside setting inner cavity 13 of the first cylinder, air inlet 9 Side sets returning spring 10,10 side of returning spring setting driving column 11, the setting push plate 12 of 11 side of driving column, bottom cover 7 one Side sets pre-compressed spring 14, the inside of the first cylinder 1 setting high pressure inner tube 8, and 12 both sides of push plate are respectively provided with foam-rubber cushion 16, in push plate 12 Side's setting oil inlet 15, several 16 sides of foam-rubber cushion are respectively provided with oil outlet 17, and the both sides for takeing in push plate 12 of oil outlet 17 prevent Oil outlet 17 is blocked when 12 activity of push plate.

Embodiment 2

In addition, with reference to Fig. 1-4, above-described embodiment one is different from, piston rod 4 is connected across push plate 12 with driving column 11, And be movably connected between piston rod 4 and inner cavity 13, so as to allow driving column 11 that push plate 12 to be pushed to move, push plate 12, which drives, lives Stopper rod 4 is up and down in inner cavity 13, the inside setting oil groove of push plate 12, and oil outlet 17 is mutual by foam-rubber cushion 16 and oil groove Connection, so as to make push plate 12 when moving up and down, lubricating oil first passes through foam-rubber cushion 16 and is flowed out again from oil outlet 17, prevents from moistening Lubricating oil is largely thrown away, and pre-compressed spring 14 is arranged close to one end of bottom cover 7, and returning spring 10 is arranged close to the one of air inlet 9 End, so as to which pre-compressed spring 14 be allow to play certain cushioning effect, and returning spring 10 can accelerate push plate 12 and be restored to just Beginning position is interconnected between the first cylinder 1 and the second cylinder 2 by air inlet 9, and the second cylinder 2 is mounted on the first cylinder 1 Top side, so as to which aerating in the second cylinder 2 be allow to increase by 1 internal pressure of the first cylinder, between head cover 6 and bottom cover 7 lead to It crosses fixed link 3 to be connected, and several fixed links 3 arrange square structure, so as to make 7 installing and dismounting side of head cover 6 and bottom cover Just, the size of the first cylinder 1 is more than the size of the second cylinder 2, certain so as to make to exist between the first cylinder 1 and the second cylinder 2 Pressure difference so that device can be with normal operation, the concave structure in top of oil outlet 17, so as to make push plate 12 in inner cavity 13 Oil outlet 17 has certain gap with inner cavity 13 when movable, facilitates outflow of lubrication oil.

When the utility model is used, by the way that one end of piston rod 4 is mounted in the mechanism for needing to be driven, to the second gas Air pressure is squeezed into cylinder 2 so that gas enters the first cylinder 1, and gas push driving column 11 is moved towards the direction of piston rod 4, pushed away Dynamic push plate 12 moves forward so that piston rod 4, which moves, jacks up mechanism, the pre-compressed spring 14 set between piston rod 4 and bottom cover 7 Play the role of a buffering, when needing supercharging, again to 2 gas injection of the second cylinder, observe the pressure value of pressure gauge 5, So that piston rod 4 continues to move along, transmission mechanism, the inside setting lubricating oil sump of push plate 12, when push plate 12 is moving are increased In dynamic process, inertia throws away lubricating oil from oil outlet 17, and inner cavity 13 and high pressure inner tube 8 are lubricated, extend device Service life is blocked oil outlet 17 and can effectively prevent a large amount of lubricating oil and got rid of due to the foam-rubber cushion 16 that oil outlet 17 is set Go out, lubricating oil can be saved in this way, and do not influence the use of device also.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (8)

1. a kind of hydraulic pressure boosting system, including the first cylinder（1）With the second cylinder（2）, it is characterised in that：First cylinder （1）Top sets head cover（6）, first cylinder（1）Lower section sets bottom cover（7）, the bottom cover（7）Lower section sets piston rod （4）, first cylinder（1）Surrounding sets several fixed links（3）, first cylinder（1）Side sets pressure gauge（5）, institute State the first cylinder（1）Side sets second cylinder（2）, first cylinder（1）Top sets air inlet（9）, described One cylinder（1）Inside setting inner cavity（13）, the air inlet（9）Side sets returning spring（10）, the returning spring（10） Side sets driving column（11）, the driving column（11）Side sets push plate（12）, the bottom cover（7）Side sets pre-compressed spring （14）, first cylinder（1）Inside setting high pressure inner tube（8）, the push plate（12）Both sides are respectively provided with foam-rubber cushion（16）, it is described Push plate（12）Top sets oil inlet（15）, several foam-rubber cushions（16）Side is respectively provided with oil outlet（17）.

2. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：The piston rod（4）Across push plate （12）With the driving column（11）It is connected, and piston rod（4）With inner cavity（13）Between be movably connected.

3. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：The push plate（12）Inside setting oil Slot, and the oil outlet（17）Pass through the foam-rubber cushion（16）It is connected with each other with oil groove.

4. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：The pre-compressed spring（14）Mounted on by The nearly bottom cover（7）One end, the returning spring（10）It is arranged close to air inlet（9）One end.

5. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：First cylinder（1）With described Two cylinders（2）Between pass through air inlet（9）It is interconnected, and the second cylinder（2）Mounted on the first cylinder（1）Top side.

6. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：The head cover（6）With bottom cover（7）Between Pass through fixed link（3）It is connected, and several fixed links 3 arrange square structure.

7. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：First cylinder（1）Size it is big In second cylinder（2）Size.

8. a kind of hydraulic pressure boosting system according to claim 1, it is characterised in that：The oil outlet（17）Top in recessed Shape structure.