CN208900447U - A kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assembly - Google Patents
A kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assembly Download PDFInfo
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- CN208900447U CN208900447U CN201821736886.6U CN201821736886U CN208900447U CN 208900447 U CN208900447 U CN 208900447U CN 201821736886 U CN201821736886 U CN 201821736886U CN 208900447 U CN208900447 U CN 208900447U
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Abstract
The utility model relates to a kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assemblies, including piston rod and piston, piston to be fixed on piston rod；Oil circuit hole built in oil circuit built in first and first is provided on the piston rod on the left of piston；Oil communication built in oil circuit hole and first built in first；Left mounting base and right mounting base are respectively arranged at the both ends of piston rod.After the piston of the technical program is fixed, it does not do relative motion, hydraulic cylinder does relative motion according to the real-time status of the oil mass of the hydraulic oil in hydraulic cavities along piston, in this way, the pressure change of hydraulic oil can be timely adjusted by the movement of hydraulic cylinder, the adjustment frequency of raising.
Description
Technical field
The utility model belongs to technical field of hydraulic pressure, particularly relates to a kind of oil path built-in formula static state hydraulic piston, hydraulic valve
And hydraulic system assembly.
Background technique
Conventional existing piston technology is that piston is movement parts, as shown in Figure 1, piston 01 is in hydraulic cylinder with hydraulic
The disengaging of oil moves reciprocatingly, and in design of the internal piston without hydraulic circuit.
It is only capable of being adjusted the oil pressure of side in pressure of the existing piston used in hydraulic circuit, the range of adjustment
It is relatively narrow, the adjustment frequency to the pressure change of hydraulic oil cannot be complied fully with.
Utility model content
The purpose of the utility model is to provide a kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system are total
At to solve the problems, such as that pressure change and the adjustment frequency of piston are inconsistent in hydraulic oil.
The utility model is achieved through the following technical solutions:
A kind of oil path built-in formula static state hydraulic piston, including piston rod and piston, the piston are fixed on the piston rod
On；
Oil circuit hole built in oil circuit built in first and first is provided on the piston rod on the left of the piston；In described first
Set oil communication built in oil circuit hole and described first；
Be provided in the piston rod on the right side of the piston not with described first built in oil built in oil circuit disconnected second
Oil circuit hole built in road and second, oil circuit built in described second are connected to oil circuit hole built in described second；
The left end of the piston rod is provided with left mounting base, the right end of the piston rod is provided with right mounting base,
Mounting hole is provided in the left mounting base and the right mounting base.
The periphery of the piston is provided with seal groove, sealing ring is set in the seal groove.
A kind of hydraulic valve, oil path built-in formula static state hydraulic piston and hydraulic cylinder including any of the above-described；The hydraulic cylinder
Activity is placed on the oil path built-in formula static state hydraulic piston, and the right end of the left end of the piston rod and the piston rod is worn
The hydraulic cylinder out；
Oil circuit hole built in described first, oil circuit hole built in the piston and described second are all set in the hydraulic cylinder.
A kind of hydraulic system assembly, including pedestal and above-mentioned hydraulic valve；The pedestal includes base body and is set to institute
State the protrusion of base body；Groove is set on the protrusion, and the hydraulic valve is fixed in the groove；
The left end of the protrusion is provided with oil circuit built in first base, the right end of the protrusion is provided with second
Oil circuit built in pedestal, oil circuit built in oil circuit built in the first base and the second base are connected to the groove；
The fixed left end with the protrusion of left mounting base, oil circuit connects built in oil circuit built in first and the first base
It is logical；Right mounting base is fixed on the right end of the protrusion, oil communication built in oil circuit built in second and the second base.
Between the left mounting base and the left end of the protrusion and the right side of the right mounting base and the protrusion
Gasket seal is provided between end.
The beneficial effects of the utility model are:
It after the piston of the technical program is fixed, does not do relative motion, hydraulic cylinder is according to the oil mass of the hydraulic oil in hydraulic cavities
Real-time status do relative motion along piston, in this way, the pressure change of hydraulic oil can timely by the movement of hydraulic cylinder into
Row adjustment, the adjustment frequency of raising.
Detailed description of the invention
Fig. 1 is conventional piston schematic diagram；
Fig. 2 is the utility model piston structure schematic diagram；
Fig. 3 is the axial sectional view of Fig. 2；
Fig. 4 is hydraulic valve cross-sectional view；
Fig. 5 is base schematic diagram；
Fig. 6 is piston and hydraulic cylinder interoperation schematic diagram.
Description of symbols
01 piston, 1 piston rod, 2 pistons, 3 pedestals, 4 gasket seals, 5 hydraulic cylinders, 11 left mounting bases, 12 right mounting bases, 13
Oil circuit hole built in first, oil circuit hole built in 14 second, 15 mounting holes, oil circuit built in 16 first, oil circuit built in 17 second, 21 sealings
Ring recess, oil circuit built in 31 first bases, oil circuit built in 32 second bases, 33 base bodies, 34 protrusions, 35 grooves.
Specific embodiment
The technical solution of the utility model is described in detail by the following examples, embodiment below is only exemplary
, it is only capable of for explanation and illustration the technical solution of the utility model, and be not to be construed as to technical solutions of the utility model
Limitation.
The application provides a kind of oil path built-in formula static state hydraulic piston, as shown in Figures 2 and 3, including piston rod 1 and piston
2, piston is fixed on piston rod；The structure of piston rod can be the prior art, and piston is fixed on the middle position of piston rod,
The periphery of piston is provided with seal groove 21, and sealing ring is set in seal groove, the inner wall for sealing piston and hydraulic cylinder.
Oil circuit hole 13 built in oil circuit 16 and first built in first is provided on the piston rod on the left of piston；It is oily built in first
Oil communication built in Lu Kongyu first；Wherein, oil circuit hole is close to the left side of piston built in first, and oil circuit is along piston rod built in first
Left side is axially arranged, and the center line of oil circuit built in first is overlapped with the axial centerline of piston rod.
Be provided in the piston rod on the right side of piston not with first built in oil circuit 17 built in oil circuit disconnected second and
Oil circuit hole 14 built in two, oil circuit hole is connected to built in oil circuit built in second and second；Wherein, oil circuit hole built in second is close to piston
Right side, oil circuit built in second axial setting, the center line of oil circuit built in second and axial centerline of piston rod on the right side of piston rod
It is overlapped.
The left end of piston rod is provided with left mounting base 11, the right end of piston rod is provided with right mounting base 12, in left peace
It is provided with mounting hole 15 in dress seat and right mounting base, oil circuit built in first penetrates through left mounting base, and oil circuit perforation is right built in second
Mounting base.
The application also provides a kind of hydraulic valve, as shown in fig. 6, including the static hydraulic work of oil path built-in formula of any of the above-described
Plug and hydraulic cylinder 5；Hydraulic cylinder is existing structure, and hydraulic cylinder activity is placed on oil path built-in formula static state hydraulic piston, and piston rod
Left end and the right end of piston rod be pierced by hydraulic cylinder.
Oil circuit hole built in first, oil circuit hole built in piston and second are all set in hydraulic cylinder.
The application also provides a kind of hydraulic system assembly, as shown in Figure 4 and Figure 5, including pedestal 3 and above-mentioned hydraulic valve；Bottom
Seat 3 includes base body 33 and the protrusion 34 for being set to base body；Groove 35 is set on protrusion, in the present embodiment,
Groove is rectangle, and hydraulic valve is fixed in groove, i.e. hydraulic cylinder and piston rod is all set in groove.
The left end of protrusion is provided with oil circuit 31 built in first base, is provided in second base in the right end of protrusion
Oil circuit 32 is set, oil circuit built in oil circuit built in first base and second base is connected to groove.
The fixed left end with protrusion of left mounting base, oil communication built in oil circuit built in first and first base are formed logical
Road；Right mounting base is fixed on the right end of protrusion, and oil communication built in oil circuit built in second and second base forms access.
It is provided between left mounting base and the left end of protrusion and between right mounting base and the right end of protrusion close
Gasket 4.
Working principle are as follows: oil path built-in formula static state hydraulic piston is fixed in the groove of pedestal, is not done relative motion, by liquid
Cylinder pressure does relative motion according to the virtual condition of the oil mass of the hydraulic oil for the inner cavity for entering hydraulic cylinder along piston.
When the hydraulic oil built in piston and hydraulic cylinder in oil circuit is flowed along direction shown in Fig. 6, hydraulic cylinder is to the left
It is mobile, conversely, hydraulic cylinder moves to the right.
Utility model has been described in detail by way of a preferred embodiment.However, by studying carefully above,
Variation and increase to each embodiment are also apparent to those of ordinary skill in the art.It is intended that institute
There are these variations and increase to fall within the scope protected by the claims of this utility model.
Claims (5)
1. a kind of oil path built-in formula static state hydraulic piston, which is characterized in that including piston rod and piston, the piston is fixed on institute
It states on piston rod；
Oil circuit hole built in oil circuit built in first and first is provided on the piston rod on the left of the piston；It is oily built in described first
Oil communication built in first described in Lu Kongyu；
Be provided in the piston rod on the right side of the piston not with described first built in oil circuit built in oil circuit disconnected second and
Oil circuit hole built in second, oil circuit built in described second are connected to oil circuit hole built in described second；
The left end of the piston rod is provided with left mounting base, the right end of the piston rod is provided with right mounting base, described
Mounting hole is provided in left mounting base and the right mounting base.
2. oil path built-in formula static state hydraulic piston according to claim 1, which is characterized in that set in the periphery of the piston
It is equipped with seal groove, sealing ring is set in the seal groove.
3. a kind of hydraulic valve, which is characterized in that the oil path built-in formula static state including any one of the claims 1 and 2 is hydraulic
Piston and hydraulic cylinder；The hydraulic cylinder activity is placed on the oil path built-in formula static state hydraulic piston, and a left side for the piston rod
The right end of end and the piston rod is pierced by the hydraulic cylinder；
Oil circuit hole built in described first, oil circuit hole built in the piston and described second are all set in the hydraulic cylinder.
4. a kind of hydraulic system assembly, which is characterized in that including hydraulic valve described in pedestal and the claims 3；The bottom
Seat includes base body and the protrusion for being set to the base body；Groove, the hydraulic valve are set on the protrusion
It is fixed in the groove；
The left end of the protrusion is provided with oil circuit built in first base, the right end of the protrusion is provided with second base
Built-in oil circuit, oil circuit built in oil circuit built in the first base and the second base are connected to the groove；
The fixed left end with the protrusion of left mounting base, oil communication built in oil circuit built in first and the first base；It is right
Mounting base is fixed on the right end of the protrusion, oil communication built in oil circuit built in second and the second base.
5. hydraulic system assembly according to claim 4, which is characterized in that in the left mounting base and the protrusion
Gasket seal is provided between left end and between the right mounting base and the right end of the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736886.6U CN208900447U (en) | 2018-10-25 | 2018-10-25 | A kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736886.6U CN208900447U (en) | 2018-10-25 | 2018-10-25 | A kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208900447U true CN208900447U (en) | 2019-05-24 |
Family
ID=66576708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821736886.6U Active CN208900447U (en) | 2018-10-25 | 2018-10-25 | A kind of oil path built-in formula static state hydraulic piston, hydraulic valve and hydraulic system assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208900447U (en) |
-
2018
- 2018-10-25 CN CN201821736886.6U patent/CN208900447U/en active Active
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