CN205172852U - Send oily efficient pneumatic hydraulic pump - Google Patents
Send oily efficient pneumatic hydraulic pump Download PDFInfo
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- CN205172852U CN205172852U CN201520748328.1U CN201520748328U CN205172852U CN 205172852 U CN205172852 U CN 205172852U CN 201520748328 U CN201520748328 U CN 201520748328U CN 205172852 U CN205172852 U CN 205172852U
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Abstract
The utility model discloses a send oily efficient pneumatic hydraulic pump, include the pump body, pneumatic oil suction device, advance oil pipe way, high -pressure oil pipe way, oil drain valve and silencer, advance that the oil pipe way sets up in the valve body and with the pneumatic oil suction device intercommunication that intersects vertically, the high pressure fuel pipe way sets up be linked together in the valve body and with the oil pipe terminal portion of advancing of disconnected oil inlet, the oil pipe that advances between high pressure fuel pipe way and the second steel ball is still communicateing oil drain valve on the road, the silencer sets up on the valve body and through the pipeline in the valve body with the gas vent that sets up on the cylinder is linked together. The utility model discloses can make the pneumatic hydraulic pump structure simpler, reduce the maintenance cost, it is efficient that oil is sent in the pneumatics of pneumatic hydraulic pump simultaneously.
Description
[technical field]
The utility model relates to the technical field of the technical field of fluid machinery, particularly air-driven hydraulic pump.
[background technique]
Air-driven hydraulic pump can be used for Pneumatic jack, and conventional pneumatic oil hydraulic pump is realize larger reinforcement, and its volume is general larger, and complex structure, can cause noise in air pressure driving process, impure also can the causing hydraulic pipe line of hydraulic pressure oil scratches wearing and tearing, reduces working life.
[model utility content]
The purpose of this utility model is exactly in order to optimizing pneumatic hydraulic pump structure, improves and pneumaticly send oily efficiency, propose a kind ofly to send the air-driven hydraulic pump that oily efficiency is high, pneumatic hydraulic pump structure can be made more simple, and reduce maintenance cost, the pneumatic of air-driven hydraulic pump send oily efficiency high simultaneously.
For achieving the above object, the utility model proposes and a kind ofly send the air-driven hydraulic pump that oily efficiency is high, comprise the pump housing, pneumatic Oil sucking device, in-line, high pressure oil pipeline, oil drain valve and silencing apparatus, described pneumatic Oil sucking device comprises pump core pad, air pump core, cylinder nut, copper bush, y-type seal ring, pump core spring and cylinder, described cylinder is embedded in the described pump housing, the center of described cylinder is provided with gas storehouse, described air pump core to be inserted in described gas storehouse and can relative sliding with described cylinder, described y-type seal ring to be enclosed within described air pump core and to be embedded into the end of described cylinder, described copper bush to be enclosed within described air pump core and to withstand described y-type seal ring, described cylinder nut sleeve is provided with one end of described copper bush on described cylinder, and be threaded with described cylinder, cylinder nut interior end face withstands described copper bush, described pump core spring housing is in the outside of described cylinder nut and cylinder, valve body is withstood in one end, the pump core pad that the other end is fixed on air pump core end stops constraint, described in-line to be arranged in valve body and to intersect vertically with described pneumatic Oil sucking device and is communicated with, described in-line comprises filler opening, in line check valve and oil extraction one-way valve, the end of described filler opening is provided with oil-feed filter screen and the jump ring back-up ring for fixing oil-feed filter screen, described in line check valve comprises the first steel ball of being arranged in the filler opening pipeline and is fixed in in-line the block that the first steel ball retrains, described oil extraction one-way valve comprises the second steel ball and oil extraction spring, described second steel ball is arranged on the top that in-line communicates a little with gas storehouse, oil extraction spring is arranged on the top of the second steel ball, second steel ball is retrained, described high pressure oil pipeline to be arranged in described valve body and to be connected with the in-line end of disconnected filler opening, and the joint of described high pressure oil pipeline and in-line is provided with oil extraction filter screen, in-line between described high pressure oil pipeline and the second steel ball is also communicated with oil drain valve, described silencing apparatus to be arranged on described valve body and to be connected with the relief opening that described cylinder is arranged by the pipeline in valve body.
As preferably, described oil drain valve comprises spool, valve seat, cone valve, seating spring, valve rod and valve rod spring, outside described valve seat and inner side all has taper fit face, the outside of described cone valve has the conical surface corresponding with gradient inside described valve seat, cone valve is positioned at described valve seat and carries out pre-tight constraint by spring, described spool is inserted into the front end of in described valve seat and top to described cone valve, the described spool the other end withstands described valve rod, described valve rod spring is set between described valve rod and described spool and carries out pretension, valve rod withstands on the inwall of valve body by valve rod spring, described seat bottom portion arranges described seating spring and carries out yielding support to valve seat, the front end of described valve rod reaches the outside of valve body.
The beneficial effects of the utility model: in the pneumatic Oil sucking device that the utility model is arranged on valve body, there is y-type seal ring and seal, and by copper bush, y-type seal ring is fixed, air pump core can be made effectively to carry out pumping to hydraulic oil when to-and-fro motion, pump core spring can carry out drawback movement by accelerating pump core pad driving pump core, thus raising speed of oil absorption, improve the working efficiency of pneumatic Oil sucking device; Decompression valves is arranged one-level pressure release that spool controls and the secondary pressure release that valve seat controls can classification oil extraction, improve application flexibility; The filter screen be arranged in inlet port and high pressure oil pipeline can filter hydraulic oil, ensures that oil is clean, alleviates the wear rate of valve body pipeline, reduce maintenance cost.
Feature of the present utility model and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the main pseudosection that the utility model send the air-driven hydraulic pump that oily efficiency is high;
Fig. 2 is the enlarged view in A portion in Fig. 1;
Fig. 3 is the enlarged view in B portion in Fig. 1.
In figure: 1-valve body, 2-copper bush, 3-Y RunddichtringO, 4-cylinder nut, 5-air pump core, 6-pump core pad, 7-pump core spring, 8-silencing apparatus, 9-valve rod, 10-Decompression valves, 11-oil extraction filter screen, 12-high pressure oil pipeline, 13-oil extraction spring, 14-second steel ball, 15-block, 16-first steel ball, 17-filler opening, 18-gas storehouse, 19-cylinder, 20-oil-feed filter screen, 21-jump ring back-up ring, 101-spool, 102-valve seat, 103-cone valve, 104-seating spring, 105-valve rod spring.
[embodiment]
Consult Fig. 1, Fig. 2 and Fig. 3, the utility model send the air-driven hydraulic pump that oily efficiency is high, comprises the pump housing 1, pneumatic Oil sucking device, in-line, high pressure oil pipeline 12, oil drain valve 10 and silencing apparatus 8, described pneumatic Oil sucking device comprises pump core pad 6, air pump core 5, cylinder nut 4, copper bush 2, y-type seal ring 3, pump core spring 7 and cylinder 19, described cylinder 19 is embedded in the described pump housing 1, the center of described cylinder 19 is provided with gas storehouse 18, described air pump core 5 to be inserted in described gas storehouse 18 and can relative sliding with described cylinder 19, described y-type seal ring 3 to be enclosed within described air pump core 5 and to be embedded into the end of described cylinder 19, described copper bush 2 to be enclosed within described air pump core 5 and to withstand described y-type seal ring 3, described cylinder nut 4 is enclosed within one end that described cylinder 19 is provided with described copper bush 2, and be threaded with described cylinder 19, cylinder nut 4 internal end surface withstands described copper bush 2, described pump core spring 7 is enclosed within the outside of described cylinder nut 4 and cylinder 19, valve body 1 is withstood in one end, the pump core pad 6 that the other end is fixed on air pump core 5 end stops constraint, described in-line to be arranged in valve body 1 and to intersect vertically with described pneumatic Oil sucking device and is communicated with, described in-line comprises filler opening 17, in line check valve and oil extraction one-way valve, the end of described filler opening 17 is provided with oil-feed filter screen 20 and the jump ring back-up ring 21 for fixing oil-feed filter screen 20, described in line check valve comprises the first steel ball 16 of being arranged in the filler opening pipeline and is fixed in in-line the block 15 that the first steel ball 16 retrains, described oil extraction one-way valve comprises the second steel ball 14 and oil extraction spring 13, described second steel ball 14 is arranged on the top that in-line communicates a little with gas storehouse 18, oil extraction spring 13 is arranged on the top of the second steel ball 14, second steel ball 13 is retrained, described high pressure oil pipeline to be arranged in described valve body 1 and to be connected with the in-line end of disconnected filler opening 17, and described high pressure oil pipeline 12 is provided with oil extraction filter screen 11 with the joint of in-line, in-line between described high pressure oil pipeline 12 and the second steel ball 14 is also communicated with oil drain valve 10, described silencing apparatus 8 to be arranged on described valve body 1 and to be connected with the relief opening that described cylinder 19 is arranged by the pipeline in valve body 1.
Described oil drain valve 10 comprises spool 101, valve seat 102, cone valve 103, seating spring 104, valve rod 9 and valve rod spring 105, outside described valve seat 102 and inner side all has taper fit face, the outside of described cone valve 103 has the conical surface corresponding with gradient inside described valve seat 102, cone valve 103 is positioned at described valve seat 102 and carries out pre-tight constraint by spring, described spool 101 is inserted into the front end of in described valve seat 102 and top to described cone valve 103, described spool 101 the other end withstands described valve rod 9, described valve rod spring 105 is set between described valve rod 9 and described spool 101 and carries out pretension, valve rod 9 withstands on the inwall of valve body 1 by valve rod spring 105, described seating spring 104 pairs of valve seats 102 are set bottom described valve seat 102 and carry out yielding support, the front end of described valve rod 9 reaches the outside of valve body 1.
Utility model works process:
The utility model send air-driven hydraulic pump that oily efficiency is high in the course of the work, air pressure driven pump core pad 6 makes pump core pad 6 drive air pump core 5 to-and-fro motion, air pump core 5 compresses or expands the volume in gas storehouse 18, the hydraulic oil after making in-line constantly feed filtration, and flows out from high pressure oil pipeline 12; When needs draining, spool 101 is promoted and cone valve 103 moves down by lower valve rod 9, the one-level drain line of conducting oil drain valve, carry out draining, when needs strengthen draining flow further, move down by promoting valve seat 102 by lower valve rod 9 further, the bore of drain tap is increased, can increase draining flow, the noise in air pressure driving process weakens by silencing apparatus 8.
In the pneumatic Oil sucking device that the utility model is arranged on valve body, there is y-type seal ring to seal, and by copper bush, y-type seal ring is fixed, air pump core can be made effectively to carry out pumping to hydraulic oil when to-and-fro motion, pump core spring can carry out drawback movement by accelerating pump core pad driving pump core, thus raising speed of oil absorption, improve the working efficiency of pneumatic Oil sucking device; Decompression valves is arranged one-level pressure release that spool controls and the secondary pressure release that valve seat controls can classification oil extraction, improve application flexibility; The filter screen be arranged in inlet port and high pressure oil pipeline can filter hydraulic oil, ensures that oil is clean, alleviates the wear rate of valve body pipeline, reduce maintenance cost.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, anyly all belongs to protection domain of the present utility model to the scheme after the utility model simple transformation.
Claims (2)
1. send the air-driven hydraulic pump that oily efficiency is high, it is characterized in that: comprise the pump housing (1), pneumatic Oil sucking device, in-line, high pressure oil pipeline (12), oil drain valve (10) and silencing apparatus (8), described pneumatic Oil sucking device comprises pump core pad (6), air pump core (5), cylinder nut (4), copper bush (2), y-type seal ring (3), pump core spring (7) and cylinder (19), described cylinder (19) is embedded in the described pump housing (1), the center of described cylinder (19) is provided with gas storehouse (18), described air pump core (5) to be inserted in described gas storehouse (18) and can relative sliding with described cylinder (19), described y-type seal ring (3) is enclosed within described air pump core (5) and goes up and be embedded into the end of described cylinder (19), described copper bush (2) is enclosed within described air pump core (5) and goes up and withstand described y-type seal ring (3), described cylinder nut (4) is enclosed within one end that described cylinder (19) is provided with described copper bush (2), and be threaded with described cylinder (19), cylinder nut (4) internal end surface withstands described copper bush (2), described pump core spring (7) is enclosed within the outside of described cylinder nut (4) and cylinder (19), valve body (1) is withstood in one end, the pump core pad (6) that the other end is fixed on air pump core (5) end stops constraint, described in-line to be arranged in valve body (1) and to intersect vertically with described pneumatic Oil sucking device and is communicated with, described in-line comprises filler opening (17), in line check valve and oil extraction one-way valve, the end of described filler opening (17) is provided with oil-feed filter screen (20) and the jump ring back-up ring (21) for fixing oil-feed filter screen (20), described in line check valve comprises the first steel ball (16) of being arranged in the filler opening pipeline and is fixed in in-line the block (15) that the first steel ball (16) retrains, described oil extraction one-way valve comprises the second steel ball (14) and oil extraction spring (13), described second steel ball (14) is arranged on the top that in-line communicates a little with gas storehouse (18), oil extraction spring (13) is arranged on the top of the second steel ball (14), second steel ball (13) is retrained, described high pressure oil pipeline to be arranged in described valve body (1) and to be connected with the in-line end of disconnected filler opening (17), and described high pressure oil pipeline (12) is provided with oil extraction filter screen (11) with the joint of in-line, in-line between described high pressure oil pipeline (12) and the second steel ball (14) is also communicated with oil drain valve (10), described silencing apparatus (8) is arranged on described valve body (1) and goes up and be connected by the upper relief opening arranged of the pipeline in valve body (1) and described cylinder (19).
2. send the air-driven hydraulic pump that oily efficiency is high as claimed in claim 1, it is characterized in that: described oil drain valve (10) comprises spool (101), valve seat (102), cone valve (103), seating spring (104), valve rod (9) and valve rod spring (105), described valve seat (102) outside and inner side all have taper fit face, the outside of described cone valve (103) has the conical surface corresponding with described valve seat (102) inner side gradient, cone valve (103) is positioned at described valve seat (102) and carries out pre-tight constraint by spring, described spool (101) is inserted into the front end of in described valve seat (102) and top to described cone valve (103), described spool (101) the other end withstands described valve rod (9), described valve rod spring (105) is set between described valve rod (9) and described spool (101) and carries out pretension, valve rod (9) withstands on the inwall of valve body (1) by valve rod spring (105), described valve seat (102) bottom arranges described seating spring (104) and carries out yielding support to valve seat (102), the front end of described valve rod (9) reaches the outside of valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748328.1U CN205172852U (en) | 2015-09-24 | 2015-09-24 | Send oily efficient pneumatic hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520748328.1U CN205172852U (en) | 2015-09-24 | 2015-09-24 | Send oily efficient pneumatic hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205172852U true CN205172852U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520748328.1U Active CN205172852U (en) | 2015-09-24 | 2015-09-24 | Send oily efficient pneumatic hydraulic pump |
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| CN (1) | CN205172852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327383A (en) * | 2017-08-30 | 2017-11-07 | 宁波溪口兴发气动液压机械制造厂 | A kind of air-driven hydraulic pump |
-
2015
- 2015-09-24 CN CN201520748328.1U patent/CN205172852U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107327383A (en) * | 2017-08-30 | 2017-11-07 | 宁波溪口兴发气动液压机械制造厂 | A kind of air-driven hydraulic pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Hangzhou City, Zhejiang province Fuyang District 311407 street view before the village behind the Silver Lake Lake No. 71 Patentee after: Hangzhou Fuyang Nord Hydraulic Technology Co., Ltd. Address before: 311407 Fuyang City, Hangzhou Province deer Hill Street Village Patentee before: FUYANG NODE HYDRAULIC TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |