CN105526052A - High pressure manual pump - Google Patents
High pressure manual pump Download PDFInfo
- Publication number
- CN105526052A CN105526052A CN201510902181.1A CN201510902181A CN105526052A CN 105526052 A CN105526052 A CN 105526052A CN 201510902181 A CN201510902181 A CN 201510902181A CN 105526052 A CN105526052 A CN 105526052A
- Authority
- CN
- China
- Prior art keywords
- valve assembly
- pressure
- plunger
- oil
- plunger valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/14—Pumps characterised by muscle-power operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
- F04B1/02—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having two cylinders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/12—Valves; Arrangement of valves arranged in or on pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention provides a high pressure manual pump. The high pressure manual pump comprises a pump shell, a plunger piston valve assembly, a high-pressure valve assembly, a torque arm assembly and a crank; one side of the pump shell is provided with an oil inlet pipe nozzle and an oil outlet pipe nozzle, and the oil inlet pipe nozzle and the oil outlet pipe nozzle are connected with an oil tank through oil conveying pipes; the plunger piston valve assembly is installed in a plunger piston outer barrel assembly located inside the pump shell; the high-pressure valve assembly is connected with the plunger piston valve assembly through a hole way; the torque arm assembly is connected with the plunger piston valve assembly, and the plunger piston valve assembly does axial reciprocating motion through rotation of the torque arm assembly so as to achieve pressurization of a hydraulic oil cavity; and the crank is connected with the torque arm assembly and used for driving a piston rod of the plunger piston valve assembly to do straight reciprocating motion so as to conduct oil suction or compression. By means of the high pressure manual pump, it can be guaranteed that a piston body is not prone to being abraded during reciprocating motion, a piston stably works, pressurization is reliable, and regular work can be done under high and low temperature environments.
Description
Technical field
The invention belongs to hydraulic power unit, particularly a kind of high-pressure hand pump.
Background technique
Hydraulic manual pump-unit is the general-purpose accessory of hydraulic product, and all types of hydraulic hand pumps can be chosen at any time by designing requirement in market at home and abroad.But the usual volume of this series products is large, and pressure is lower, pressure is no more than 20MPa, and material mostly is carbon steel material, and the seal element of piston valve body is rubber parts, the attrition of its part and the impact by ambient temperature comparatively large, easily there is pressure leakage and blow-by phenomenon.In addition, because this type of pump mostly is single chamber work, once the wearing and tearing of piston cushion rubber can cause valve body pressure transient, the normal work of hydraulic system is affected.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of high-pressure hand pump, not easy to wear, safe and reliable.
Technological scheme of the present invention is achieved in that
A kind of high-pressure hand pump, comprising: pump case, the side of described pump case is provided with filler opening ozzle and oil outlet ozzle, and described filler opening ozzle is connected with fuel tank by pipeline road with oil outlet ozzle; Plunger valve assembly, is arranged on the plunger outer barrel component being positioned at described pump case inside; High pressure valve assembly, passing hole road is connected with described plunger valve assembly; Torsional arm component, is connected with described plunger valve assembly, and described plunger valve assembly is rotated by described torsional arm component and carries out axially reciprocating, realizes hydraulic oil chamber supercharging; Crank, is connected with described torsional arm component, for driving the piston rod of described plunger valve assembly to do straight reciprocating motion, carries out fluid suction or compression.
Preferably, described plunger valve assembly comprises two groups, is arranged in the valve urceolus of described plunger outer barrel component respectively, in the chamber of the described pump case of rear loading.
Preferably, described plunger valve assembly, comprise: plunger valve chamber, in described plunger valve chamber, be provided with piston rod, check valve seat, shaft coupling, large piston ring, the first spring, little piston ring, the first steel ball, spring, steel ball base, the second steel ball, packing ring, the second spring and seal ring.
Preferably, described torsional arm component comprises: serration axle, in cylinder type rod-like structure; Described serration axle is provided with rocking arm, adjustment ring and needle roller, and described adjustment ring is between described rocking arm and described needle roller.
Preferably, described serration axle is connected with the shaft coupling of described rocking arm with described plunger valve assembly, and described serration axle is connected with described crank.
Preferably, described high pressure valve assembly, comprising: high pressure valve chamber, is provided with valve body, spool, Compress Spring, spring support, the first seal ring, plug screw and the second seal ring in described high pressure valve chamber.
This high-pressure hand pump of the present invention adopts Al-alloy casing, is double-cavity structure, and the seal element of its piston valve body adopts resin plate material.Thus ensure that piston body to-and-fro motion is not easy to wear, make pistons work steady, supercharging is reliable.And all can normally work under the environment of high/low temperature, its pressure maximum can reach 35MPa.Now be widely used on all kinds of airplane ground support equipment.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of high-pressure hand pump of the present invention;
Fig. 2 is the sectional view of Fig. 1 along A-A face;
Fig. 3 is the sectional view of Fig. 1 along B-B face;
Fig. 4 is the structural representation of the plunger valve assembly in Fig. 2.
Fig. 5 is the structural representation of torsional arm component in Fig. 3;
Fig. 6 is the structural representation of Fig. 3 mesohigh valve assembly;
Fig. 7 is the housing passage schematic diagram of plunger valve chamber in Fig. 1 and high pressure valve chamber.
In figure:
1, pump case; 2, plunger valve assembly; 3, plunger outer barrel component; 4, torsional arm component; 5, bearing pin; 6, blanking cover is sealed; 7, high pressure valve assembly; 8, union elbow; 9, crank; 10, axial gland; 21, plunger rod; 22, check valve seat; 23, shaft coupling; 24, large piston ring; 25, the first spring; 26, little piston ring; 27, the first steel ball; 28, spring; 29, steel ball base; 30, the second steel ball; 31, packing ring; 32, the second spring; 33, seal ring; 41, serration axle; 42, rocking arm; 43, straight pin; 44, needle roller; 45, adjustment ring; 71, valve body; 72, spool; 73, Compress Spring; 74, spring support; 75, the first seal ring; 76, plug screw; 77, the second seal ring.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technological scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of high-pressure hand pump of the embodiment of the present invention, comprise: pump case 1, plunger valve assembly 2, plunger outer barrel component 3, torsional arm component 4, bearing pin 5, sealing blanking cover 6, high pressure valve assembly 7, union elbow 8, crank 9 and axial gland 10, described pump case 1 adopts high-strength aluminum alloy material to make, for the aluminium alloy element that overall processing makes, lightweight, intensity is high, outlet pressure is large, oil pressure is stable; Plunger valve assembly 2 comprises two groups, is arranged in the valve urceolus of plunger outer barrel component 3 respectively, and in the chamber of rear loading pump case 1, plunger valve assembly 2 is rotated by torsional arm component 4 and carries out axially reciprocating, realizes hydraulic oil chamber supercharging.
As shown in Figure 4, further, plunger valve assembly 2 comprises: plunger valve chamber, is provided with plunger rod 21, check valve seat 22, shaft coupling 23, large piston ring 24, first spring 25, little piston ring 26, first steel ball 27, spring 28, steel ball base 29, second steel ball 30, packing ring 31, second spring 32 and seal ring 33 in described plunger valve chamber.
Fig. 5 shows the structural representation of torsional arm component 4 in Fig. 3, as shown in Figure 5, torsional arm component 4 comprises: the serration axle 41 in cylinder type rod-like structure, described serration axle 41 is provided with Rocker arm 42, adjustment ring 45 and needle roller 44, Rocker arm 42 is provided with through hole, described adjustment ring 45 is between Rocker arm 42 and needle roller 44, one end of Rocker arm 42 is provided with straight pin 43, torsional arm component in the present embodiment is connected with the shaft coupling 23 of two plunger valve assemblies 2 with Rocker arm 42 by serration axle 41, torsional arm component top is connected with crank 9 by serration axle 41.Realizing oil pump when shaking crank 9 to suppress, making the hydraulic oil entered in chamber, from 0 boost in pressure to 35MPa pressure.
Fig. 6 shows the structural representation of Fig. 3 mesohigh valve assembly 7, as shown in Figure 6, high pressure valve assembly 7, comprise: high pressure valve chamber, be provided with valve body 71, spool 72, Compress Spring 73, spring support 74, first seal ring 75, plug screw 76 and the second seal ring 76 in described high pressure valve chamber, high pressure valve assembly 7 is one group.
As shown in Figures 1 to 7, in a particular application, the side of pump case 1 of the present invention is provided with filler opening ozzle and oil outlet ozzle, described filler opening ozzle is connected with fuel tank by pipeline road with oil outlet ozzle, rock from side to side after crank 9, oil pump is just started working, and now crank 9 drives the piston rod 21 of two plunger valve assemblies 2 to do straight reciprocating motion by torsional arm component 4, carries out fluid " suction " and " compression " action.
In continuous running engineering, the oil pressure of plunger valve chamber rises, and is entered in the high pressure valve chamber of high pressure valve assembly 7 by the Kong Lu of plunger valve chamber, and pressure is raised gradually.After pressure is elevated to specified value, the low pressure oil way of plunger valve assembly 2 is closed, and the check valve of high pressure valve chamber is opened, and plunger valve assembly 2 works on, then oil pressure continuation rising reaches 35MPa, thus drives hydraulic actuator work.The delivery pressure of hand pump adjusts automatically by the working pressure of hydraulic pressure installation, and when system working pressure is below 20MPa, delivery side of pump pressure oil is then the pressure that plunger valve assembly 2 directly exports, and does not need to export through high pressure valve chamber.When system working pressure need reach 25MPa pressure executive component could work time, then plunger valve assembly 2 low-pressure cavity close, pressure oil enter high pressure valve chamber continue supercharging, its delivery pressure raise until reach system working pressure, make system works.
The high-pressure hand pump of the embodiment of the present invention is different from oil hydraulic pump traditional on domestic market, has the following advantages:
1, pump case 1 is made for high tensile aluminium alloy forging overall processing, has lightweight construction, intensity is high, outlet pressure is large, feature that oil pressure is stable.Due to the material selection aluminum alloy of pump case 1, therefore its corrosion resistant, salt fog resistance and antifungi ability are strong, and then improve the life-span of product.
2, plunger valve assembly 2 is core parts of the present invention, by the axially reciprocating in chamber, realizes the oil absorptive function of filler opening and the oil pressure function of increasing pressure of oil outlet; Its piston rod and piston ring select special material and processing technology to make, have wear-resistant, oil pressure charging efficiency is high, and under the environmental conditions of high/low temperature the advantage of reliable operation.
3, high pressure valve assembly 7 is one of technical characterstics of the present invention, the low pressure oil that plunger valve can be produced by this assembly, stores supercharging until reach 35MPa, then enters by the internal oil passages of pump case 1 output that outlet realizes pump housing high-voltage oil liquid.
4, high pressure valve assembly 7 and two plunger valve assemblies 2 make chamber by the duct of pump case 1 inside, thus at plunger valve when carrying out fluid supercharging, realize low-pressure cavity pressure oil and realize 35MPa pressure oil to the conversion of hyperbaric chamber pressure oil and export.
These are only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a high-pressure hand pump, is characterized in that, comprising:
Pump case, the side of described pump case is provided with filler opening ozzle and oil outlet ozzle, and described filler opening ozzle is connected with fuel tank by pipeline road with oil outlet ozzle;
Plunger valve assembly, is arranged on the plunger outer barrel component being positioned at described pump case inside;
High pressure valve assembly, passing hole road is connected with described plunger valve assembly;
Torsional arm component, is connected with described plunger valve assembly, and described plunger valve assembly is rotated by described torsional arm component and carries out axially reciprocating, realizes hydraulic oil chamber supercharging;
Crank, is connected with described torsional arm component, for driving the piston rod of described plunger valve assembly to do straight reciprocating motion, carries out fluid suction or compression.
2. high-pressure hand pump as claimed in claim 1, it is characterized in that, described plunger valve assembly comprises two groups, is arranged in the valve urceolus of described plunger outer barrel component respectively, in the chamber of the described pump case of rear loading.
3. high-pressure hand pump as claimed in claim 2, it is characterized in that, described plunger valve assembly, comprising:
Plunger valve chamber, is provided with piston rod, check valve seat, shaft coupling, large piston ring, the first spring, little piston ring, the first steel ball, spring, steel ball base, the second steel ball, packing ring, the second spring and seal ring in described plunger valve chamber.
4. high-pressure hand pump as claimed in claim 3, it is characterized in that, described torsional arm component comprises:
Serration axle, in cylinder type rod-like structure;
Described serration axle is provided with rocking arm, adjustment ring and needle roller, and described adjustment ring is between described rocking arm and described needle roller.
5. high-pressure hand pump as claimed in claim 4, it is characterized in that, described serration axle is connected with the shaft coupling of described rocking arm with described plunger valve assembly, and described serration axle is connected with described crank.
6. high-pressure hand pump as claimed in claim 5, it is characterized in that, described high pressure valve assembly, comprising: high pressure valve chamber, is provided with valve body, spool, Compress Spring, spring support, the first seal ring, plug screw and the second seal ring in described high pressure valve chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902181.1A CN105526052A (en) | 2015-12-09 | 2015-12-09 | High pressure manual pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510902181.1A CN105526052A (en) | 2015-12-09 | 2015-12-09 | High pressure manual pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105526052A true CN105526052A (en) | 2016-04-27 |
Family
ID=55768487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510902181.1A Pending CN105526052A (en) | 2015-12-09 | 2015-12-09 | High pressure manual pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105526052A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0155592A1 (en) * | 1984-03-08 | 1985-09-25 | BUCHER GmbH Maschinenfabrik | Fluid pump |
| CN2036589U (en) * | 1988-08-19 | 1989-04-26 | 王清荐 | Hand pressure water pump |
| CN2413056Y (en) * | 2000-03-21 | 2001-01-03 | 昌河飞机工业（集团）有限责任公司 | Wobble pump for hand heavy material hydraulic moving device |
| CN202040040U (en) * | 2011-03-02 | 2011-11-16 | 德州市德城区隆科机械厂 | Hand-operated hydraulic pump |
| CN102345597A (en) * | 2011-10-10 | 2012-02-08 | 四川盛堡机电科技有限责任公司 | Ultrahigh-pressure oil pump |
| US20150075158A1 (en) * | 2013-09-16 | 2015-03-19 | Ultraflex S.P.A. | Piston pump |
-
2015
- 2015-12-09 CN CN201510902181.1A patent/CN105526052A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0155592A1 (en) * | 1984-03-08 | 1985-09-25 | BUCHER GmbH Maschinenfabrik | Fluid pump |
| CN2036589U (en) * | 1988-08-19 | 1989-04-26 | 王清荐 | Hand pressure water pump |
| CN2413056Y (en) * | 2000-03-21 | 2001-01-03 | 昌河飞机工业（集团）有限责任公司 | Wobble pump for hand heavy material hydraulic moving device |
| CN202040040U (en) * | 2011-03-02 | 2011-11-16 | 德州市德城区隆科机械厂 | Hand-operated hydraulic pump |
| CN102345597A (en) * | 2011-10-10 | 2012-02-08 | 四川盛堡机电科技有限责任公司 | Ultrahigh-pressure oil pump |
| US20150075158A1 (en) * | 2013-09-16 | 2015-03-19 | Ultraflex S.P.A. | Piston pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160427 |