CN209818415U - Oil pressure setting device - Google Patents
Oil pressure setting device Download PDFInfo
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- CN209818415U CN209818415U CN201920608827.9U CN201920608827U CN209818415U CN 209818415 U CN209818415 U CN 209818415U CN 201920608827 U CN201920608827 U CN 201920608827U CN 209818415 U CN209818415 U CN 209818415U
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- pressure
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Abstract
The utility model discloses an oil pressure setting device, which comprises an oil supply device, wherein the output end of the oil supply device is connected with a high-pressure oil supply branch, and a medium-pressure oil supply branch and a low-pressure oil supply branch are arranged on the high-pressure oil supply branch; the high-pressure oil supply branch comprises a main oil supply pipe, a first booster pump, a third branch pipe, a second booster pump and an output pipe which are connected in sequence. Has the advantages that: the utility model discloses a carry out the required different pressure fluid of load in different time quantums through many fuel feeding branch roads and export, when the long-time high-pressure operation of first booster pump needs maintenance or maintenance, accessible middling pressure fuel feeding branch road or low pressure fuel feeding branch road carry out the fuel feeding to hydraulic means, ensure that hydraulic line is normal oil transportation, the practicality is strong.
Description
Technical Field
The utility model relates to a hydraulic equipment field, concretely relates to oil hydraulic pressure gives device.
Background
The hydraulic equipment is a machine which uses a hydraulic pump as a power source, and hydraulic oil enters a load through a hydraulic pipeline by the acting force of the hydraulic pump so as to drive the load to complete a certain mechanical action as productivity.
The applicant finds that at least the following technical problems exist in the prior art: because the number of the driving loads of the hydraulic system is different in different time periods, the output oil pressure of the booster pump is required to be frequently adjusted, so that the booster pump is in a high-load working state for a long time, and after the booster pump is damaged, the hydraulic pipeline is required to be integrally closed, so that the booster pump is maintained, the whole oil line is stopped, and the normal operation of the load is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oil pressure liquid gives device for solving above-mentioned problem, the utility model provides an among a great deal of technical scheme preferred technical scheme have: the oil liquid with different pressures required by loads in different time periods is output through a plurality of oil supply branches, so that the normal use of the hydraulic pipeline is ensured, and the details are explained below.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides an oil pressure setting device, which comprises an oil supply device, wherein the output end of the oil supply device is connected with a high-pressure oil supply branch, and a medium-pressure oil supply branch and a low-pressure oil supply branch are arranged on the high-pressure oil supply branch;
the high-pressure oil supply branch comprises a main oil supply pipe, a first booster pump, a third branch pipe, a second booster pump and an output pipe which are sequentially connected, and a third electromagnetic valve is arranged at the joint of the main oil supply pipe and the first booster pump;
the medium-pressure oil supply branch comprises a main oil supply pipe, a first branch pipe and a first electromagnetic valve, the first electromagnetic valve is arranged at one end of the first branch pipe connected with the main oil supply pipe, the connection point is positioned between the oil supply device and the third electromagnetic valve, and the other end of the first branch pipe is connected with the third branch pipe;
the low-pressure oil supply branch comprises a main oil supply pipe, a second branch pipe and a second electromagnetic valve, one end of the second branch pipe is connected between the oil supply device of the main oil supply pipe and the third electromagnetic valve, and the other end of the second branch pipe is connected with the output pipe;
and one end of the output pipe, which is far away from the high-pressure oil supply branch, is connected with a hydraulic device.
By adopting the oil pressure setting device, when the hydraulic device works under normal load and normal-pressure oil needs to be input, the second electromagnetic valve and the third electromagnetic valve are closed, oil is supplied to the medium-pressure oil supply branch through the oil supply device, the oil enters the third branch pipe through the medium-pressure oil supply branch, and is conveyed into the hydraulic device through the output pipe under the pressurization effect of the second booster pump; when the hydraulic device works at a high load and high-pressure oil needs to be input, the first electromagnetic valve and the second electromagnetic valve are closed, oil is supplied to the high-pressure oil supply branch through the oil supply device, and the oil is guided into the hydraulic device through the output pipe after being subjected to the supercharging effect of the first booster pump and the second booster pump in the high-pressure oil supply branch; when the hydraulic device works at low load and needs to input low-pressure oil, the first electromagnetic valve and the third electromagnetic valve are closed, the oil supply device supplies oil to the low-pressure oil supply branch, and the oil enters the output pipe through the low-pressure oil supply branch and is guided into the hydraulic device through the output pipe.
Preferably, the main oil supply pipe and the second branch pipe are communicated with each other by a three-way joint.
Preferably, the first booster pump and the second booster pump are both ASF-100 type hydraulic booster pumps.
Preferably, the first solenoid valve, the second solenoid valve and the third solenoid valve are all DN200 type solenoid valves.
Preferably, the joint of the first booster pump and the third branch pipe is sealed by a sealant.
Preferably, the oil supply device is connected to the main oil supply pipe by a flange.
Has the advantages that: the utility model discloses export required different pressure fluid of load in different time quantums through many fuel feeding branch roads, when the long-time high-pressure operation of first booster pump needs maintenance or maintenance, accessible middling pressure fuel feeding branch road or low pressure fuel feeding branch road carry out the fuel feeding to hydraulic means, ensure the normal oil transportation of hydraulic line, the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
The reference numerals are explained below:
1. an oil supply device; 2. a main oil supply pipe; 3. a first solenoid valve; 4. a first branch pipe; 5. a first booster pump; 6. a third branch pipe; 7. an output pipe; 8. a hydraulic device; 9. a second booster pump; 10. A second branch pipe; 11. a third electromagnetic valve; 12. a second solenoid valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the utility model provides an oil pressure setting device, which comprises an oil supply device 1, wherein the output end of the oil supply device 1 is connected with a high-pressure oil supply branch, a medium-pressure oil supply branch and a low-pressure oil supply branch are arranged on the high-pressure oil supply branch, and the oil supply device 1 is used for supplying oil to the high-pressure oil supply branch, the medium-pressure oil supply branch and the low-pressure oil supply branch;
the high-pressure oil supply branch comprises a main oil supply pipe 2, a first booster pump 5, a third branch pipe 6, a second booster pump 9 and an output pipe 7 which are connected in sequence, a third electromagnetic valve 11 is arranged at the joint of the main oil supply pipe 2 and the first booster pump 5, and the high-pressure oil supply branch is used for providing a high-pressure boosting channel for oil output by the oil supply device 1;
the medium-pressure oil supply branch comprises a main oil supply pipe 2, a first branch pipe 4 and a first electromagnetic valve 3, the first electromagnetic valve 3 is arranged at one end, connected with the main oil supply pipe 2, of the first branch pipe 4, a connection point is located between the oil supply device 1 and a third electromagnetic valve 11, the other end of the first branch pipe 4 is connected with a third branch pipe 6, the medium-pressure oil supply branch is used for providing a medium-pressure boosting channel for oil output by the oil supply device 1, and when the first booster pump 5 needs to be maintained, the medium-pressure oil supply branch temporarily replaces the high-pressure oil supply branch for supplying oil;
the low-pressure oil supply branch comprises a main oil supply pipe 2, a second branch pipe 10 and a second electromagnetic valve 12, one end of the second branch pipe 10 is connected between an oil supply device 1 of the main oil supply pipe 2 and a third electromagnetic valve 11, the other end of the second branch pipe is connected with an output pipe 7, the low-pressure oil supply branch is used for providing a non-pressurization channel for oil output by the oil supply device 1, and when the second booster pump 9 needs to be maintained, the low-pressure oil supply branch temporarily replaces a medium-pressure oil supply branch for supplying oil;
one end of the output pipe 7, which is far away from the high-pressure oil supply branch, is connected with a hydraulic device 8, and the hydraulic device 8 is a hydraulic execution element.
As an alternative embodiment, the main oil supply pipe 2 is communicated with the second branch pipe 10 through a three-way joint, and by means of the arrangement that the main oil supply pipe 2 is communicated with the second branch pipe 10 through the three-way joint, the connection tightness between the main oil supply pipe 2 and the second branch pipe 10 is improved;
the first booster pump 5 and the second booster pump 9 are both ASF-100 type hydraulic booster pumps;
the first electromagnetic valve 3, the second electromagnetic valve 12 and the third electromagnetic valve 11 are DN200 type electromagnetic valves;
the joint of the first booster pump 5 and the third branch pipe 6 is sealed by sealant, and the joint of the first booster pump 5 and the third branch pipe 6 is sealed by sealant, so that the oil sealing effect of the first booster pump 5 is improved, and oil leakage is prevented;
the oil supply device 1 is connected with the main oil supply pipe 2 through the flange, and the arrangement is characterized in that the oil supply device 1 is connected with the main oil supply pipe 2 through the flange, so that the connection sealing performance of the main oil supply pipe 2 and the oil supply device 1 is improved, and the pressure oil pumped by the oil supply device 1 is prevented from leaking.
By adopting the structure, when the hydraulic device 8 works under normal load and needs to input normal-pressure oil, the second electromagnetic valve 12 and the third electromagnetic valve 11 are closed, oil is supplied to the medium-pressure oil supply branch through the oil supply device 1, the oil enters the third branch pipe 6 through the medium-pressure oil supply branch, and is conveyed into the hydraulic device 8 through the output pipe 7 under the supercharging effect of the second booster pump 9; when the hydraulic device 8 works at a high load and high-pressure oil needs to be input, the first electromagnetic valve 3 and the second electromagnetic valve 12 are closed, oil is supplied to the high-pressure oil supply branch through the oil supply device 1, and the oil is guided into the hydraulic device 8 through the output pipe 7 after the oil is subjected to the pressurization effect of the first booster pump 5 and the second booster pump 9 in the high-pressure oil supply branch; when the hydraulic device 8 works at low load and low-pressure oil needs to be input, the first electromagnetic valve 3 and the third electromagnetic valve 11 are closed, oil is supplied to the low-pressure oil supply branch through the oil supply device 1, and the oil enters the output pipe 7 through the low-pressure oil supply branch and is guided into the hydraulic device 8 through the output pipe 7;
carry out the output with the required different pressure fluid of different time quantums load through many fuel feeding branch roads, when the long-time high-pressure operation of first booster pump 5 needs maintenance or maintenance, accessible middling pressure fuel feeding branch road or low pressure fuel feeding branch road carry out the fuel feeding to hydraulic means 8, ensure that hydraulic line is normal oil transportation, the practicality is strong.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. An oil pressure setting device characterized in that: the oil supply device comprises an oil supply device (1), wherein the output end of the oil supply device (1) is connected with a high-pressure oil supply branch, and a medium-pressure oil supply branch and a low-pressure oil supply branch are arranged on the high-pressure oil supply branch;
the high-pressure oil supply branch comprises a main oil supply pipe (2), a first booster pump (5), a third branch pipe (6), a second booster pump (9) and an output pipe (7) which are sequentially connected, and a third electromagnetic valve (11) is arranged at the joint of the main oil supply pipe (2) and the first booster pump (5);
the medium-pressure oil supply branch comprises a main oil supply pipe (2), a first branch pipe (4) and a first electromagnetic valve (3), the first electromagnetic valve (3) is arranged at one end, connected with the main oil supply pipe (2), of the first branch pipe (4), the connection point is located between the oil supply device (1) and a third electromagnetic valve (11), and the other end of the first branch pipe (4) is connected with a third branch pipe (6);
the low-pressure oil supply branch comprises a main oil supply pipe (2), a second branch pipe (10) and a second electromagnetic valve (12), one end of the second branch pipe (10) is connected between an oil supply device (1) of the main oil supply pipe (2) and a third electromagnetic valve (11), and the other end of the second branch pipe is connected with an output pipe (7);
and one end of the output pipe (7), which is far away from the high-pressure oil supply branch, is connected with a hydraulic device (8).
2. The oil pressure setting apparatus according to claim 1, wherein: the main oil supply pipe (2) is communicated with the second branch pipe (10) through a tee joint.
3. The oil pressure setting apparatus according to claim 1, wherein: the first booster pump (5) and the second booster pump (9) are both ASF-100 type hydraulic booster pumps.
4. The oil pressure setting apparatus according to claim 1, wherein: the first electromagnetic valve (3), the second electromagnetic valve (12) and the third electromagnetic valve (11) are DN200 type electromagnetic valves.
5. The oil pressure setting apparatus according to claim 1, wherein: the joint of the first booster pump (5) and the third branch pipe (6) is sealed by sealant.
6. The oil pressure setting apparatus according to claim 1, wherein: the oil supply device (1) is connected with the main oil supply pipe (2) through a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920608827.9U CN209818415U (en) | 2019-04-29 | 2019-04-29 | Oil pressure setting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920608827.9U CN209818415U (en) | 2019-04-29 | 2019-04-29 | Oil pressure setting device |
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| Publication Number | Publication Date |
|---|---|
| CN209818415U true CN209818415U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920608827.9U Active CN209818415U (en) | 2019-04-29 | 2019-04-29 | Oil pressure setting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112205455A (en) * | 2020-10-30 | 2021-01-12 | 诏安玛塔水产科技有限公司 | Separation device and process for undamaged oysters |
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2019
- 2019-04-29 CN CN201920608827.9U patent/CN209818415U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112205455A (en) * | 2020-10-30 | 2021-01-12 | 诏安玛塔水产科技有限公司 | Separation device and process for undamaged oysters |
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