CN219412880U - Integrated pneumatic energy-saving booster oil pump - Google Patents
Integrated pneumatic energy-saving booster oil pump Download PDFInfo
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- CN219412880U CN219412880U CN202320916624.2U CN202320916624U CN219412880U CN 219412880 U CN219412880 U CN 219412880U CN 202320916624 U CN202320916624 U CN 202320916624U CN 219412880 U CN219412880 U CN 219412880U
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- 230000005540 biological transmission Effects 0.000 claims description 72
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 25
- 239000010720 hydraulic oil Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to an integrated pneumatic energy-saving booster oil pump which comprises a cylinder body, a cylinder end cover, a cylinder piston, a piston rod, a first one-way valve, a second one-way valve, a pneumatic control valve, a reversing control valve and a pump body connecting seat, wherein the cylinder body is provided with a cylinder opening; the cylinder body is connected with the oil cylinder body through a pump body connecting seat, a piston rod is arranged in the pump body connecting seat, one end of the piston rod is arranged in the cylinder body and connected with the cylinder piston, and the other end of the piston rod is arranged in the oil cylinder body and sequentially connected with a first one-way valve and the oil cylinder piston; the cylinder end cover is connected to the cylinder body; the oil cylinder end cover is connected to the oil cylinder body, and the second one-way control valve is arranged on the oil cylinder end cover; the pump body connecting seat is provided with an oil delivery hole communicated with a rod cavity of the oil cylinder; the reversing control valve and the pneumatic control valve are arranged in the cylinder end cover. The utility model has the advantages of simple structure, convenient maintenance and stable working and running.
Description
Technical Field
The utility model relates to a booster oil pump, in particular to an integrated pneumatic energy-saving booster oil pump.
Background
At present, most of hydraulic systems used in industry use electric energy as a power source, hydraulic oil with required pressure and flow is output by a motor driving a hydraulic pump body, the hydraulic pump has to always operate to output larger flow to achieve the purpose of pressure maintaining, and the excessive flow flows back to an oil tank through an overflow valve and a cooling device; in practical application, the execution structure is in a state of no energy consumption for most of the time, or in a static pressure maintaining state, no high-pressure oil is needed to generate flow, so that the energy consumption of the whole hydraulic system is very large, the consumed energy mainly enters hydraulic oil, the hydraulic oil is heated, the temperature of the hydraulic oil is increased, a cooling device is increased, the tightness of an integral oil way is damaged, and the service life of equipment is greatly reduced. The prior patent CN218266309U proposes a pneumatic energy-saving booster oil pump, which is characterized by comprising a cylinder body, a cylinder end cover, a cylinder piston, a piston rod, a first one-way valve, a second one-way valve, a pneumatic control valve, a reversing control valve and a pump body connecting seat; the pneumatic control valve is arranged on the outer side of the cylinder body, so that a communication air passage is needed to be arranged on the cylinder body to connect the pneumatic control valve with the reversing control valve, the structure of the pneumatic control valve is complex, and the production and the installation are complex.
Disclosure of Invention
Aiming at the defects, the utility model aims to provide the integrated pneumatic energy-saving booster oil pump which has a simple structure and is relatively simple to produce and install.
The utility model has the technical content that the integrated pneumatic energy-saving booster oil pump is characterized by comprising a cylinder body, a cylinder end cover, a cylinder piston, a piston rod, a first one-way valve, a second one-way valve, a pneumatic control valve, a reversing control valve and a pump body connecting seat;
the cylinder body is connected with the cylinder body through a pump body connecting seat, a piston rod is arranged in the pump body connecting seat, one end of the piston rod is arranged in the cylinder body and connected with the cylinder piston, a pull rod cavity is arranged on the piston rod connected with the cylinder piston, and the other end of the piston rod is arranged in the cylinder body and sequentially connected with a first one-way valve and the cylinder piston; the cylinder piston divides the cylinder body into a cylinder rod cavity and a cylinder rod-free cavity, and the cylinder piston divides the cylinder body into a cylinder rod cavity and a cylinder rod-free cavity; the cylinder end cover is connected to one side of the cylinder rod-free cavity of the cylinder body; the oil cylinder end cover is connected to one side of the oil cylinder rodless cavity of the oil cylinder body, and the second one-way control valve is arranged on the oil cylinder end cover; the pump body connecting seat is provided with an oil delivery hole communicated with a rod cavity of the oil cylinder; a rodless gas transmission hole communicated with the rodless cavity of the cylinder is formed in the pump body connecting seat;
an air inlet through hole, an upper end cover exhaust hole, a side end cover exhaust hole, an end cover rod gas transmission hole, an end cover rod-free gas transmission hole and an end cover gas transmission hole are respectively arranged in the end cover of the air cylinder, the end cover rod gas transmission hole is communicated with the rod cavity of the air cylinder, and the end cover rod-free gas transmission hole is communicated with the rod-free gas transmission hole through an air pipe; the pneumatic control valve and the reversing control valve are arranged in the cylinder end cover,
the pneumatic control valve comprises a valve cover, a valve shell and a valve core; an air valve cover gas transmission hole is arranged on the air valve end cover; the air valve shell is provided with an air valve rod cavity air delivery hole, an air valve rod-free cavity air delivery hole and an air valve connecting air delivery hole; the front end of the air valve core is provided with an air valve core through hole, the side wall of the air valve core is provided with a front air valve core air transmission hole and a rear air valve core air transmission hole which are communicated with the air valve core through hole, and the side wall of the air valve core is also provided with an air valve core communicating groove;
the air valve end cover is arranged at the rear end of the air valve shell, one end of the air valve cover air delivery hole is communicated with the rear cavity of the air valve shell, and the other end of the air valve cover air delivery hole is communicated with the end cover air delivery hole; the air valve core is arranged in the air valve shell, and the air valve core through hole is communicated with the air inlet through hole; the gas transmission hole of the gas valve rod cavity is communicated with the gas transmission hole of the end cover rod, and the gas transmission hole of the gas valve rod-free cavity is communicated with the gas transmission hole of the end cover rod-free cavity; the air valve is connected with the air delivery hole and communicated with the upper exhaust hole of the end cover;
the reversing control valve comprises a reversing valve body, a reversing valve front end cover, a reversing valve rear end cover, a reversing valve core, a pull rod and a pull rod block; the front end cover and the rear end cover of the reversing valve are respectively arranged at two ends of the valve body of the reversing valve, the valve core of the reversing valve is arranged in the valve body of the reversing valve, one end of the pull rod is connected with the valve core of the reversing valve, the other end of the pull rod extends out of the rear end cover of the reversing valve and extends into the pull rod cavity of the piston rod, and the pull rod block is connected to the pull rod in the pull rod cavity; a reversing valve communicating groove is arranged on the side wall of the reversing valve core; the reversing valve body is provided with a reversing valve gas transmission through hole, a reversing valve connecting through hole and a reversing valve exhaust hole;
the reversing valve air transmission through hole is communicated with the air inlet through hole, the reversing valve connecting through hole is communicated with the end cover air transmission hole, and the reversing valve exhaust hole is communicated with the end cover side exhaust hole.
Compared with the prior art, the utility model has the advantages that: according to the utility model, the pneumatic control valve is arranged in the cylinder end cover, so that the arrangement of the vent hole on the cylinder body of the cylinder is avoided, the structure is simpler, and the assembly process is simplified.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the present utility model in a state of delivering air to a rodless chamber of a cylinder.
FIG. 3 is a schematic view of the cross-section A-A of FIG. 2.
FIG. 4 is a schematic view of the B-B cross-section of FIG. 3.
Fig. 5 is a schematic view of the structure of the present utility model in a state of delivering air to a rod chamber of a cylinder.
Fig. 6 is a schematic view of the C-C cross section of fig. 5.
Fig. 7 is a schematic view of the D-D cross section of fig. 6.
Description of the embodiments
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, an integrated pneumatic energy-saving booster oil pump comprises a cylinder body 1, a cylinder end cover 2, a cylinder piston 3, a cylinder body 4, a cylinder end cover 5, a cylinder piston 6, a piston rod 7, a first check valve 8, a second check valve 9, a pneumatic control valve 10, a reversing control valve 11 and a pump body connecting seat 12; the cylinder body 1 and the cylinder body 4 are connected through a pump body connecting seat 12, a piston rod 7 is arranged in the pump body connecting seat 12, one end of the piston rod 7 is arranged in the cylinder body 1 and connected with the cylinder piston 3, a pull rod cavity 7.1 is arranged on the piston rod 7 connected with the cylinder piston 3, and the other end of the piston rod 7 is arranged in the cylinder body 4 and is sequentially connected with a first one-way valve 8 and the cylinder piston 6; the cylinder piston 3 divides the cylinder body 1 into a cylinder rod cavity 13 and a cylinder rod-free cavity 14, and the cylinder piston 6 divides the cylinder body 4 into a cylinder rod cavity 4.1 and a cylinder rod-free cavity 4.2; the cylinder end cover 2 is connected to one side of a cylinder rodless cavity 14 of the cylinder body 1; the oil cylinder end cover 5 is connected to one side of the oil cylinder rodless cavity 4.2 of the oil cylinder body 4, and the second one-way control valve 9 is arranged on the oil cylinder end cover 5; the pump body connecting seat 12 is provided with an oil delivery hole 12.2 communicated with the oil cylinder rod cavity 4.1; a rodless gas transmission hole 12.1 communicated with a cylinder rodless cavity 14 is arranged on the pump body connecting seat 12;
an air inlet through hole 2.1, an end cover upper exhaust hole 2.2, an end cover side exhaust hole 2.3, an end cover rod gas transmission hole 2.4, an end cover rod-free gas transmission hole 2.5 and an end cover gas transmission hole 2.6 are respectively arranged in the cylinder end cover 2, the end cover rod gas transmission hole 2.4 is communicated with a cylinder rod cavity 13, and the end cover rod-free gas transmission hole 2.5 is communicated with the rod-free gas transmission hole 12.1 through an air pipe;
a pneumatic control valve 10 and a reversing control valve 11 are arranged in the cylinder end cover 2, and the pneumatic control valve 10 comprises a gas valve end cover 10.1, a gas valve shell 10.2 and a gas valve core 10.3; an air valve cover air delivery hole 10.1.1 is arranged on the air valve end cover 10.1; the air valve shell 10.2 is provided with an air valve rod cavity air delivery hole 10.2.1, an air valve rod-free cavity air delivery hole 10.2.2 and an air valve connecting air delivery hole 10.2.3; an air valve core through hole 10.3.1 is arranged at the front end of the air valve core 10.3, a front air valve core air hole 10.3.2 and a rear air valve core air hole 10.3.3 communicated with the air valve core through hole 10.3.1 are arranged on the side wall of the air valve core 10.3, and an air valve core communicating groove 10.3.4 is also arranged on the side wall of the air valve core 10.3;
the air valve end cover 10.1 is arranged at the rear end of the air valve shell 10.2, one end of an air valve cover air delivery hole 10.1.1 is communicated with the rear cavity of the air valve shell, and the other end of the air valve cover air delivery hole 10.1.1 is communicated with the end cover air delivery hole 2.6; the air valve core 10.3 is arranged in the air valve shell 10.2, and the air valve core through hole 10.3.1 is communicated with the air inlet through hole 2.1; the gas valve rod cavity gas transmission hole 10.2.1 is communicated with the end cover rod gas transmission hole 2.4, and the gas valve rod cavity-free gas transmission hole 10.2.2 is communicated with the end cover rod-free gas transmission hole 2.5; the air valve is connected with the air delivery hole 10.2.3 and communicated with the upper exhaust hole 2.2 of the end cover;
the reversing control valve 11 comprises a reversing valve body 11.1, a reversing valve front end cover 11.2, a reversing valve rear end cover 11.3, a reversing valve core 11.4, a pull rod 11.5 and a pull rod block 11.6; the reversing valve front end cover 11.2 and the reversing valve rear end cover 11.3 are respectively arranged at two ends of the reversing valve body 11.1, the reversing valve core 11.4 is arranged in the reversing valve body 11.1, one end of the pull rod 11.5 is connected with the reversing valve core 11.4, the other end of the pull rod 11.5 extends out of the reversing valve rear end cover 11.3 and extends into the pull rod cavity 7.1 of the piston rod 7, and the pull rod block 11.6 is connected with the pull rod 11.5 in the pull rod cavity 7.1;
the side wall of the reversing valve core 11.4 is provided with a reversing valve communication groove 11.4.1; the reversing valve body 11.1 is provided with a reversing valve gas transmission through hole 11.1.1, a reversing valve connecting through hole 11.1.2 and a reversing valve exhaust hole 11.1.3;
the reversing valve air delivery through hole 11.1.1 is communicated with the air inlet through hole 2.1, the reversing valve connecting through hole 11.1.2 is communicated with the end cover air delivery hole 2.6, and the reversing valve exhaust hole 11.1.3 is communicated with the end cover side exhaust hole 2.3.
When the cylinder piston 3 is positioned at the cylinder end cover 2, as shown in fig. 1, 2, 3 and 4, the reversing valve gas transmission through hole 11.1.1 and the reversing valve connecting through hole 11.1.2 are communicated through the reversing valve communicating groove 11.4.1, high-pressure gas sequentially enters the rear cavity of the air valve shell from the gas inlet through hole 2.1 through the reversing valve gas transmission through hole 11.1.1, the reversing valve connecting through hole 11.1.2, the end cover gas transmission hole 2.6 and the air valve cover gas transmission hole 10.1.1 to push the air valve core 10.3 to move to the front end of the air valve shell 10.2, so that the front air valve core gas transmission hole 10.3.2 is communicated with the air valve rodless cavity gas transmission hole 10.2.2, and the air valve rod cavity gas transmission hole 10.2.1 and the air valve connecting gas transmission hole 10.2.3 are communicated through the air valve core communicating groove 10.3.4;
the high-pressure gas sequentially enters the cylinder rodless cavity 14 through the gas valve core through hole 10.3.1, the front gas valve core gas transmission hole 10.3.2, the gas valve rodless cavity gas transmission hole 10.2.2 and the end cover rodless gas transmission hole 2.5, so that the cylinder piston 3 is pushed to move towards the pump body connecting seat 12, and meanwhile, the cylinder piston 6 is driven to move towards the cylinder end cover 5 through the piston rod 7, and due to the effect of the second one-way valve 9, hydraulic oil in the cylinder rodless cavity 4.2 can only enter the cylinder rod cavity 4.1 through the first one-way valve 8 and then be output from the oil transmission hole 12.2; meanwhile, the gas in the cylinder rod cavity 13 enters the end cover rod gas transmission hole 2.4 through the gas pipe through the rodless gas transmission hole 12.1, and is discharged through the gas valve rod cavity gas transmission hole 10.2.1, the gas valve connecting gas transmission hole 10.2.3 and the end cover upper exhaust hole 2.2.
As shown in fig. 5, 6 and 7, when the cylinder piston 3 moves to the pump body connecting seat 12, the piston rod 7 pulls the reversing valve core 11.4 through the pull rod 11.5 and the pull rod block 11.6, so that the reversing valve core 11.4 is positioned at the reversing valve rear end cover 11.3, the reversing valve connecting through hole 11.1.2 and the reversing valve exhaust hole 11.1.3 are communicated through the reversing valve communicating groove 11.4.1,
the air valve core 10.3 moves towards the air valve end cover 10.1 under the action of high-pressure air, and at the moment, the air valve rodless cavity air delivery hole 10.2.2 and the air valve connecting air delivery hole 10.2.3 are communicated through the air valve core communicating groove 10.3.4; the rear gas valve core gas transmission hole 10.3.3 is communicated with the end cover gas transmission hole 2.4 through the gas valve rod cavity gas transmission hole 10.2.1, so that high-pressure gas passes through the rear gas valve core gas transmission hole 10.3.3, the gas valve rod cavity gas transmission hole 10.2.1 and the end cover gas transmission hole 2.4 and then enters the cylinder rod cavity 13 from the rodless gas transmission hole 12.1 through the connecting gas pipe to push the cylinder piston 3 to move towards the cylinder end cover 2, and meanwhile, the gas in the cylinder rod cavity 14 is discharged through the end cover rodless gas transmission hole 2.5, the gas valve rod cavity gas transmission hole 10.2.2, the gas valve connecting gas transmission hole 10.2.3 and the end cover upper exhaust hole 2.2;
the cylinder piston 3 drives the cylinder piston 6 to move towards the pump body connecting seat 12 through the piston rod 7, high-pressure oil can enter the cylinder rodless cavity 4.2 through the second one-way valve 9, then enter the cylinder rod cavity 4.1 through the first one-way valve 8 and then output from the oil delivery hole 12.2 until the cylinder piston 3 moves to the cylinder end cover 2, and the piston rod 7 pushes the reversing valve core 11.4 through the pull rod 11.5 and the pull rod block 11.6, so that the reversing valve core 11.4 is positioned at the reversing valve front end cover 11.2; thereby performing a reciprocating operation.
Claims (1)
1. The integrated pneumatic energy-saving booster oil pump is characterized by comprising a cylinder body, a cylinder end cover, a cylinder piston, a piston rod, a first one-way valve, a second one-way valve, a pneumatic control valve, a reversing control valve and a pump body connecting seat;
the cylinder body is connected with the cylinder body through a pump body connecting seat, a piston rod is arranged in the pump body connecting seat, one end of the piston rod is arranged in the cylinder body and connected with the cylinder piston, a pull rod cavity is arranged on the piston rod connected with the cylinder piston, and the other end of the piston rod is arranged in the cylinder body and sequentially connected with a first one-way valve and the cylinder piston; the cylinder piston divides the cylinder body into a cylinder rod cavity and a cylinder rod-free cavity, and the cylinder piston divides the cylinder body into a cylinder rod cavity and a cylinder rod-free cavity; the cylinder end cover is connected to one side of the cylinder rod-free cavity of the cylinder body; the oil cylinder end cover is connected to one side of the oil cylinder rodless cavity of the oil cylinder body, and the second one-way control valve is arranged on the oil cylinder end cover; the pump body connecting seat is provided with an oil delivery hole communicated with a rod cavity of the oil cylinder; a rodless gas transmission hole communicated with the rodless cavity of the cylinder is formed in the pump body connecting seat;
an air inlet through hole, an upper end cover exhaust hole, a side end cover exhaust hole, an end cover rod gas transmission hole, an end cover rod-free gas transmission hole and an end cover gas transmission hole are respectively arranged in the end cover of the air cylinder, the end cover rod gas transmission hole is communicated with the rod cavity of the air cylinder, and the end cover rod-free gas transmission hole is communicated with the rod-free gas transmission hole through an air pipe; the pneumatic control valve and the reversing control valve are arranged in the cylinder end cover,
the pneumatic control valve comprises a valve cover, a valve shell and a valve core; an air valve cover gas transmission hole is arranged on the air valve end cover; the air valve shell is provided with an air valve rod cavity air delivery hole, an air valve rod-free cavity air delivery hole and an air valve connecting air delivery hole; the front end of the air valve core is provided with an air valve core through hole, the side wall of the air valve core is provided with a front air valve core air transmission hole and a rear air valve core air transmission hole which are communicated with the air valve core through hole, and the side wall of the air valve core is also provided with an air valve core communicating groove;
the air valve end cover is arranged at the rear end of the air valve shell, one end of the air valve cover air delivery hole is communicated with the rear cavity of the air valve shell, and the other end of the air valve cover air delivery hole is communicated with the end cover air delivery hole; the air valve core is arranged in the air valve shell, and the air valve core through hole is communicated with the air inlet through hole; the gas transmission hole of the gas valve rod cavity is communicated with the gas transmission hole of the end cover rod, and the gas transmission hole of the gas valve rod-free cavity is communicated with the gas transmission hole of the end cover rod-free cavity; the air valve is connected with the air delivery hole and communicated with the upper exhaust hole of the end cover;
the reversing control valve comprises a reversing valve body, a reversing valve front end cover, a reversing valve rear end cover, a reversing valve core, a pull rod and a pull rod block; the front end cover and the rear end cover of the reversing valve are respectively arranged at two ends of the valve body of the reversing valve, the valve core of the reversing valve is arranged in the valve body of the reversing valve, one end of the pull rod is connected with the valve core of the reversing valve, the other end of the pull rod extends out of the rear end cover of the reversing valve and extends into the pull rod cavity of the piston rod, and the pull rod block is connected to the pull rod in the pull rod cavity; a reversing valve communicating groove is arranged on the side wall of the reversing valve core; the reversing valve body is provided with a reversing valve gas transmission through hole, a reversing valve connecting through hole and a reversing valve exhaust hole;
the reversing valve air transmission through hole is communicated with the air inlet through hole, the reversing valve connecting through hole is communicated with the end cover air transmission hole, and the reversing valve exhaust hole is communicated with the end cover side exhaust hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320916624.2U CN219412880U (en) | 2023-04-22 | 2023-04-22 | Integrated pneumatic energy-saving booster oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320916624.2U CN219412880U (en) | 2023-04-22 | 2023-04-22 | Integrated pneumatic energy-saving booster oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219412880U true CN219412880U (en) | 2023-07-25 |
Family
ID=87206940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320916624.2U Active CN219412880U (en) | 2023-04-22 | 2023-04-22 | Integrated pneumatic energy-saving booster oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219412880U (en) |
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2023
- 2023-04-22 CN CN202320916624.2U patent/CN219412880U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240125 Address after: 213177 No. 23 Zhailing Road, Gaomei Village, Qianhuang Town, Wujin District, Changzhou City, Jiangsu Province (3-230) Patentee after: Changzhou Zhongge Precision Machinery Co.,Ltd. Country or region after: China Address before: Room 103, Building 4, No. 200 Datong West Road, Niutang Town, Wujin District, Changzhou City, Jiangsu Province, 213168 Patentee before: Changzhou Zeye Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |