TWI595159B - High-pressure cylinder and booster system - Google Patents

Description

High pressure cylinder group and booster system

The present invention relates to gas oil pressure technology, and more particularly to a high pressure cylinder group and a pressurization system.

Conventional high pressure cylinders and booster systems, such as the applicant's 098,124,486 patent, have only one set of actuators for their high pressure cylinders. Therefore, there is only a single choice for its actuation speed or pressure increase, so it is obviously impossible to use it when there are other actuation speeds or increased pressure requirements. Moreover, its oil circuit control system still cannot meet the needs of various active strokes for high and low pressure circulation.

Therefore, the lack of known high pressure cylinder banks and booster systems still needs to be improved.

It is an object of the present invention to provide a high pressure cylinder bank that can speed up the pressurization effect.

In order to achieve the above object, a high pressure cylinder group provided by the present invention comprises a cylinder body having a pressure chamber and a plenum chamber; and two booster rods having a piston disposed in a pneumatic chamber of the cylinder block, a plurality of The rod is coupled to the piston and opens to the plenum of the cylinder.

The high-pressure cylinder group of the invention uses two booster rods to simultaneously act to achieve a rapid pressurization effect.

It is a primary object of the present invention to provide a pressurized system that provides greater boosting performance and/or speeds up its speed of action.

In order to achieve the above object, a supercharging system according to the present invention includes a high pressure cylinder group; and/or a low pressure cylinder group having a cylinder having a hydraulic chamber, and a piston is movable in the hydraulic chamber; and/ Or a cylinder group having a cylinder having a hydraulic chamber, a piston moving in the hydraulic chamber of the cylinder group; and an oil passage unit.

The pressurizing system of the present invention can cooperate with the oil passage unit to enable the high pressure cylinder group to exert its actual acting effect.

Detailed construction and features of the present invention will be described in detail in the following embodiments. However, it should be understood by those of ordinary skill in the art that the particular embodiments of the invention are described herein.

(1)‧‧‧High pressure cylinder group

(2) ‧‧‧Supercharged system

(3) ‧‧‧ pneumatic unit

(4) ‧‧‧Low pressure cylinder

(6) ‧ ‧ working cylinder group

(8)‧‧‧ oil circuit unit

(10) ‧‧‧Cylinder

(11) ‧‧‧Pneumatic chamber

(12) ‧ ‧ plenum

(20)‧‧‧Pressing rod

(21) ‧‧‧Pistons

(22)‧‧‧ rods

(30)‧‧‧Control switch

(40) ‧‧‧Cylinder

(41) ‧‧‧Pneumatic chamber

(42)‧‧‧Hydraulic room

(50) ‧‧‧Pistons

(51)‧‧‧Pneumatic piston department

(52)‧‧‧Hydraulic piston department

(61) ‧‧ ‧ hydraulic room

(70) ‧‧‧Pistons

(81)‧‧‧ Pressure regulator

(82)‧‧‧Circulation control switch

(83)‧‧‧First check valve

(84)‧‧‧Second check valve

(A) ‧ ‧ axial intersection section

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view showing the structure of a preferred embodiment of the high pressure cylinder of the present invention.

Figure 2 is a cross-sectional view taken along line 2-2 in the first figure.

Figure 3 is a schematic view showing the structure of a preferred embodiment of the pressurizing system of the present invention.

Figure 4 is the same as Figure 3, showing another state of action.

Figure 5 is the same as Figure 3, showing its active state.

Figure 6 is a schematic view showing the structure of another preferred embodiment of the pressurizing system of the present invention.

Figure 7 is a schematic view showing the structure of still another preferred embodiment of the pressurizing system of the present invention.

The technical contents and features of the present invention will be described in detail below with reference to the accompanying drawings, in which: FIG. 1 and FIG. 2 show a high pressure cylinder group according to a preferred embodiment of the present invention. (1), comprising: a cylinder (10) having a two-pressure chamber (11) and a plenum chamber (12).

Two booster plugs (20) have a piston (21) disposed in a pneumatic chamber (11) of the cylinder (10), and a plurality of rods (22) are coupled to the piston (21) to the cylinder (10) plenum (12).

Wherein the rod member (22) of one booster plug rod (20) and the rod member (22) of the other booster plug rod (20) are circumferentially spaced apart, at least one booster plug rod (20) The rod (22) and the rod (22) of the other booster rod (20) axially intersect each other, the rod (22) of one of the booster rods (20) and the other booster rod There is a circulation space between the rods (22) of (20).

That is, the plurality of pneumatic chambers (11) of the cylinder block (10) may be used separately for each of the booster plug rods (20); in addition, the respective pressure chambers (11) of the high pressure cylinder group (1) A gas path unit (3) is connected to a control switch (30), and the pumping chamber (12) of the cylinder block (10) is connected to an oil circuit unit (8).

Thereby, by using a plurality of booster plugs (20) of the high-pressure cylinder group (1) to act together on a plenum chamber (12), a supercharging effect that accelerates the speed of action can be achieved.

As shown in Figures 3 through 5, a booster system (2) according to a preferred embodiment of the present invention comprises: a high pressure cylinder bank (1) as previously described.

a low pressure cylinder group (4) having a cylinder (40) having a pressure chamber (41) and a hydraulic chamber (42); a piston (50) having a pneumatic piston portion (51) active in the pneumatic chamber (41) And a hydraulic piston portion (52) is active in the oil pressure chamber (42).

A cylinder group (6) has a cylinder (60) having a hydraulic chamber (61), and a piston (70) is movable in the hydraulic chamber (61) of the cylinder group (6).

An oil circuit unit (8) having a pressure regulating valve (81) disposed between the oil pressure chamber (42) of the low pressure cylinder group (4) and the hydraulic chamber (61) of the cylinder group (6) a flow control switch (82) is disposed in the pipeline connecting the plenum chamber (12), and a first check valve (83) is disposed at the hydraulic pressure of the flow control switch (82) and the cylinder group (6) A line between the chambers (61) and a second check valve (84) are provided between the flow control switch (82) and the oil pressure chamber (42) of the low pressure cylinder group (4).

In other words, the oil passage unit (8) has a pressure regulating valve (81) communicating with the hydraulic chamber (42) of the low pressure cylinder group (4) and the hydraulic chamber (61) of the cylinder group (6), a first a check valve (83) is connected to the hydraulic chamber (61) of the cylinder group (6), and a second check valve (84) is connected to the flow control switch (82) and the low pressure cylinder group (4). Oil pressure chamber (42). And a flow control switch (82) is connected at one end to the plenum chamber (12) of the high pressure cylinder group (1), and the other end is connected between the first check valve (83) and the second check valve (84) Pipeline.

The manner of use of this embodiment is as follows: as shown in Fig. 3, the booster plugs (20) are advanced to cause the rod (22) to push the oil through the flow control switch (82). And is blocked by the second check valve (84) but flows through the first check valve (83) to the hydraulic chamber (61) of the cylinder group (6).

As shown in Fig. 4, the piston (70) of the cylinder group (6) is lowered to push the oil to flow through the pressure regulating valve (81) to the oil pressure chamber (42) of the low pressure cylinder group (4), and is pushed. The piston (50) moves rearward. Then, the pressure regulating valve (81) can be controlled to close to stop the circulation, and the piston (70) can be controlled to stop at a predetermined position.

As shown in Fig. 5, the air pressure chamber (41) of the low pressure cylinder group (4) pushes the piston (50), and the oil pressure piston portion (52) pushes the oil through the second check valve (84). And flowing through the control switch (82) to the plenum (12) of the cylinder (10) to push the two booster rods (20) back and forth.

Thereby, it can be achieved that the oil passage unit (8) can control the flow of oil from the hydraulic chamber (61) of the cylinder group (6) to the oil pressure chamber (42) of the low pressure cylinder group (4), by the high pressure The plenum chamber (12) of the cylinder group (1) flows to the hydraulic chamber (61) of the cylinder group (6), and the oil pressure chamber (42) of the low pressure cylinder group (4) flows to the high pressure cylinder group (1) plenum (12).

The supercharging operation of the high-pressure cylinder group (1) can be used not only as a fast boosting force but also as a quick buffering action when descending.

However, the oil passage unit (8) of the present invention is not limited to using only the above configuration, and For other configurations, it is not limited to the above-described actuation sequence.

As shown in Fig. 6, a supercharging system (2) according to another preferred embodiment of the present invention comprises: a high pressure cylinder group (1) as previously described.

a low pressure cylinder group (4) having a cylinder (40) having a pressure chamber (41) and a hydraulic chamber (42); a piston (50) having a pneumatic piston portion (51) active in the pneumatic chamber (41) And a hydraulic piston portion (52) is active in the oil pressure chamber (42).

An oil circuit unit (8) has a second check valve (84) connected to the flow control switch (82) and the oil pressure chamber (42) of the low pressure cylinder group (4). And a flow control switch (82) is connected at one end to the plenum chamber (12) of the high pressure cylinder group (1), and the other end is connected between the first check valve (83) and the second check valve (84) Pipeline.

As shown in Fig. 7, a supercharging system (2) according to still another preferred embodiment of the present invention comprises: a high pressure cylinder group (1) as previously described.

A cylinder group (6) has a cylinder (60) having a hydraulic chamber (61), and a piston (70) is movable in the hydraulic chamber (61) of the cylinder group (6).

An oil circuit unit (8) has a first check valve (83) connected to the hydraulic chamber (61) of the cylinder group (6). And a flow control switch (82) is connected at one end to the plenum chamber (12) of the high pressure cylinder group (1), and the other end is connected between the first check valve (83) and the second check valve (84) Pipeline.

In addition to the foregoing embodiments, the present invention may be arbitrarily matched or replaced to implement the following various aspects: for example, the cylinder (10) has two pneumatic chambers (11) connected to each other, or two pneumatic chambers (11) are the same. A pressure chamber (11).

Or, for example, the pressure chambers (11) of the high pressure cylinder group (1) may also share the same air passage unit. (3) Same control switch (30).

Any of the above-described embodiments can be used in combination with one or more of them, and the object of the present invention can be achieved.

In summary, the high pressure cylinder group (1) and the supercharging system (2) of the present invention can provide a greater pressurization effect and/or accelerate the speed of action thereof, thus achieving the object of the present invention.

(1)‧‧‧High pressure cylinder group

(2) ‧‧‧Supercharged system

(3) ‧‧‧ pneumatic unit

(8)‧‧‧ oil circuit unit

(10) ‧‧‧Cylinder

(11) ‧‧‧Pneumatic chamber

(12) ‧ ‧ plenum

(20)‧‧‧Pressing rod

(21) ‧‧‧Pistons

(22)‧‧‧ rods

(30)‧‧‧Control switch

Claims (8)

The utility model relates to a high-pressure cylinder group (1), comprising: a cylinder block (10) having a plurality of air pressure chambers (11) connected to a gas passage unit (3), and a pumping chamber (12) communicating with an oil passage unit (8); a plurality of booster plugs (20) each having a piston (21) disposed in each of the pneumatic chambers (11) of the cylinder block (10), and a plurality of rod members (22) connected to the piston (21) To the same plenum (12) of the cylinder (10). The high pressure cylinder group (1) of claim 1, wherein the rod (22) of one of the booster stems (20) is spaced apart from the rod (22) of the other booster stem (20). The high pressure cylinder group (1) according to claim 1 or 2, wherein the pneumatic chamber (11) of the high pressure cylinder group (1) is connected to a control switch (30) by the air passage unit (3). The high pressure cylinder group (1) according to claim 3, wherein the rod member (22) of one booster plug rod (20) and the rod member (22) of the other booster plug rod (20) are formed with an axial direction. In the intersection section (A), a flow space is left between the rod (22) of one of the booster stems (20) and the rod (22) of the other booster stem (20). The high pressure cylinder group (1) according to claim 1 or 2, wherein the rod member (22) of one booster plug rod (20) and the rod member (22) of the other booster plug rod (20) are formed with The axial intersection section (A) has a flow space between the rod (22) of one of the booster stems (20) and the rod (22) of the other booster stem (20). A supercharging system (2) comprising: a high pressure cylinder group (1) as claimed in claim 1 or 2 or 3 or 4 or 5; a low pressure cylinder group (4) having a cylinder (40) having a a hydraulic chamber (42), a piston (50) is active in the oil pressure chamber (42); a cylinder group (6) having a cylinder (60) having a hydraulic chamber (61) and a piston (70) active a hydraulic chamber (61) of the cylinder group (6); an oil passage unit (8) for controlling the flow of oil from the hydraulic chamber (61) of the cylinder group (6) to the low pressure cylinder group (4) a hydraulic chamber (42) flowing from the plenum chamber (12) of the high pressure cylinder group (1) to the hydraulic pressure of the cylinder group (6) The chamber (61) and the oil pressure chamber (42) of the low pressure cylinder group (4) flow to the plenum chamber (12) of the high pressure cylinder group (1). The pressure increasing system (2) according to claim 6, wherein the oil circuit unit (8) has a pressure regulating valve (81) disposed in the oil pressure chamber (42) of the low pressure cylinder group (4) and the cylinder group (6) a conduit between the hydraulic chambers (61), a flow control switch (82) is provided in the pipeline communicating with the pressurizing chamber (12), and a first check valve (83) is provided in the flow control A line between the switch (82) and the hydraulic chamber (61) of the cylinder group (6), and a second check valve (84) are disposed in the flow control switch (82) and the low pressure cylinder group (4) The line between the oil pressure chambers (42). A supercharging system (2) comprising: a high pressure cylinder group (1) as claimed in claim 1 or 2 or 3 or 4 or 5; a low pressure cylinder group (4) having a cylinder (40) having a a hydraulic chamber (42), a piston (50) is active in the oil pressure chamber (42); a cylinder group (6) having a cylinder (60) having a hydraulic chamber (61) and a piston (70) active a hydraulic chamber (61) of the cylinder group (6); an oil passage unit (8) having a pressure regulating valve (81) disposed in the oil pressure chamber (42) and the cylinder of the low pressure cylinder group (4) a conduit between the hydraulic chambers (61) of the group (6), a flow control switch (82) is provided in the pipeline communicating with the plenum chamber (12), and a first check valve (83) is disposed in the circulation a line between the control switch (82) and the hydraulic chamber (61) of the cylinder group (6), and a second check valve (84) are provided in the flow control switch (82) and the low pressure cylinder group ( 4) The line between the oil pressure chambers (42).