CN105332875A - Multi-functional water and oil hybrid electric pump - Google Patents
Multi-functional water and oil hybrid electric pump Download PDFInfo
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- CN105332875A CN105332875A CN201510787319.8A CN201510787319A CN105332875A CN 105332875 A CN105332875 A CN 105332875A CN 201510787319 A CN201510787319 A CN 201510787319A CN 105332875 A CN105332875 A CN 105332875A
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- medium box
- plunger
- electric pump
- pump
- oil
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Abstract
The invention discloses a multi-functional water and oil hybrid electric pump and belongs to the field of electric pumps. The multi-functional water and oil hybrid electric pump comprises a pump head, wherein a pump chamber and a cylinder hole are arranged in the pump head, a plunger bushing is arranged in the cylinder hole, and a plunger axially sliding is arranged in the plunger bushing; a medium channel communicated with the pump chamber is formed in the hole wall of the cylinder hole; a circumferential groove corresponding to the medium channel is formed in the outer circumferential surface of the plunger bushing, a through hole penetrating to the inner circumferential surface of the plunger bushing is formed in the groove bottom of the circumferential groove, and the through hole is communicated with the medium channel; and a plurality of annular grooves are axially distributed in the outer circumferential surface of the plunger. The electric pump can utilize water or oil as a medium for transferring pressure. When self-balance detection is carried out on the bearing capacity of a foundation pile, water is used to replace hydraulic oil, and an electric pump using oil in traditional bearing capacity detection of the foundation pile is omitted, so that the purposes of saving resources and protecting the environment are achieved. Moreover, cost is saved, and the functions are comprehensive. The multi-functional water and oil hybrid electric pump is particularly suitable for the bearing capacity detection of the foundation pile.
Description
Technical field
The present invention relates to motor-drive pump field, in particular to a kind of multifunctional water oil dual-purpose electric pump.
Background technique
The motor-drive pump of existing type comprises the motor housing of built-in electric motor, and motor housing is fixed on the pump housing, in the pump housing, be formed with pump chamber.In motor housing, be provided with the bearing means for supporting motor, known motor-drive pump is required possibility miniaturization as far as possible, to be installed on various device.But or popular requirement can not be met, because it can only be that medium detects with oil, and at present when pile bearing capacity autobalanced detection, a large amount of hydraulic oil is stayed when detection completes in load box, can not reuse, if things go on like this waste resource again, turn increase the cost of pile detection, the time that hydraulic oil retains in stake has been grown and has just easily polluted pile foundation.
Summary of the invention
The object of the present invention is to provide a kind of multifunctional water oil dual-purpose electric pump, to solve existing motor-drive pump when pile bearing capacity autobalanced detection, abandon a large amount of hydraulic oil in load box and the wasting of resources, the cost that cause increase and pollute the problem of pile foundation.
For realizing the object of the invention, the technological scheme of employing is: a kind of multifunctional water oil dual-purpose electric pump, comprises pump head, have pump chamber and cylinder holes in pump head, be provided with plunger bushing in described cylinder holes, be provided with plunger in axial sliding in plunger bushing; The hole wall of cylinder holes offers the medium channel communicated with pump chamber; The periphery of plunger bushing is provided with the circumferential groove corresponding with medium channel, and the bottom land of circumferential groove offers the through hole passing to plunger bushing inner headed face, and through hole communicates with medium channel; The periphery axial arranging of plunger has multiple annular groove.
Further, also comprise main medium box, secondary medium box, motor and be provided with the Multifunctional submersible pump to main medium box fed sheet of a media from secondary medium box; Pump head is positioned at main medium box, and motor on main medium box, and is connected with pump head.Medium in medium box can be water or oil.
Further, also comprise filter, the output terminal of Multifunctional submersible pump is communicated in main medium box through described filter; Described main medium box and secondary medium box are all equipped with heating equipment.
Further, the output terminal of described pump head is connected with control valve, and control valve is positioned on main medium box; Control valve comprises valve body and is positioned at selector valve, stop valve and the throttle valve on valve body.
Further, described valve body is antirust.
Further, described main medium box comprises casing and is positioned at the cover plate on casing, is provided with the Sealing being positioned at outer edge, casing top between casing and cover plate.
Further, the side of described main medium box is provided with overfolw hole, and bottom is provided with hole of releasing.
Further, described secondary medium box is large medium box, and main medium box is little medium box, and main medium box and Multifunctional submersible pump are positioned at secondary medium box, and is provided with the fixed structure of fixing main medium box in secondary medium box.
Further, the below correspondence being positioned at plunger in described cylinder holes is provided with oil distributing valve, and the below of oil distributing valve is provided with plug.
Further, described pump head is antirust.
The invention has the beneficial effects as follows:
1, by the circumferential groove corresponding with medium channel and the through hole that communicates with medium channel, motion for plunger provides water (oil) amount, decrease the friction of plunger and plunger bushing inner piece, it is more stable time water oil pump is detected, working life is more long, plunger moves reciprocatingly under the drive of eccentric shaft in plunger bushing simultaneously, multiple annular grooves on plunger are that the lubrication of water (oil) plays storage and induced effect, and decrease the area of contact with plunger bushing, extend the working life of workpiece, by motor and pump head, the medium in medium box is sucked pump head like this, be connected on the valve body of pump head high-pressure medium outlet, there is stop valve, throttle valve, safety valve, selector valve is in order to control media flow, complete pump water (oil) work,
2, motor-drive pump of the present invention can realize use water or the oil medium as transmission of pressure, the water consumption substitution hydraulic oil when pile bearing capacity autobalanced detection, the motor-drive pump of oil when abandoning tradition pile bearing capacity detects, economize on resources to reach, the object of protection of the environment, and economy of the present invention, complete function, is particularly useful for bearing capacity of pile foundation and detects;
3, when detecting pile bearing capacity with load box, water consumption substitution hydraulic oil, as the medium of pressure transmission, had both solved the problem of the wasting of resources, had again reduced testing cost; Water can be replaced with hydraulic oil again, its function is consistent with the electric oil pump on market simultaneously, can carry out fuel feeding and transmit pressure, add the versatility of equipment to equipment such as jack;
4, the overall co-ordination structure of major-minor medium box, solves its tank capacity of existing motor-drive pump too small, causes the problem that can not detect some product; And also improve automaticity by the control valve that main medium box is integrated, solve more problem of existing motor-drive pump labor intensive time.
Accompanying drawing explanation
Fig. 1 is multifunctional water provided by the invention oil dual-purpose electric pump structure schematic diagram;
Fig. 2 is the sectional view of pump head provided by the invention;
Fig. 3 is the structural representation of plunger provided by the invention;
Fig. 4 is the sectional view of plunger bushing provided by the invention.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Fig. 1 to Fig. 4 shows multifunctional water provided by the invention oil dual-purpose electric pump, comprises pump head 1, has pump chamber and cylinder holes in pump head 1, be provided with plunger bushing 2 in cylinder holes, be provided with plunger 3 in axial sliding in plunger bushing 2; The hole wall of cylinder holes offers the medium channel 4 communicated with pump chamber; The periphery of plunger bushing 2 is provided with the circumferential groove 5 corresponding with medium channel 4, and the bottom land of circumferential groove 5 offers the through hole 6 passing to plunger bushing 2 inner headed face, and through hole 6 communicates with medium channel 4; The periphery axial arranging of plunger 3 has multiple annular groove 7.The bottom land of circumferential groove 5 and the bottom land circumferential surface of circumferential groove 5, through hole 6 is multiple, and is positioned at the side near medium channel 4, thus provides water (oil) to measure for the motion of plunger 3; Medium channel 4 is the passage be communicated to from pump chamber by cylinder holes hole wall in each cylinder holes, realize the to-and-fro motion by plunger 3, from medium channel 4 absorb water (oil) enter in plunger bushing 2, then by the lubrication that the multiple annular grooves 7 on plunger 3 are water (oil) rise storage and induced effect.
This motor-drive pump also comprises main medium box 8, secondary medium box 9 and is provided with the Multifunctional submersible pump 10 to main medium box 8 fed sheet of a media from secondary medium box 9; Pump head 1 is positioned at main medium box 8, and motor on main medium box 8, and is connected with pump head 1.Multifunctional submersible pump 10 can be placed in secondary medium box 9.When main medium box 8 is for working store water (oil) amount, secondary medium box 9 for main medium box 8 provide abundance water (oil).Main medium box 8 comprises casing and is positioned at the cover plate on casing, and be provided with the Sealing being positioned at outer edge, casing top between casing and cover plate, motor is positioned on cover plate.Also can arrange filter 11 between Multifunctional submersible pump 10 and main medium box 8, the output terminal of Multifunctional submersible pump 10 is communicated in main medium box 8 through filter 11, and impurity screening, ensures the mass of medium in main medium box 8.Main medium box 8 is also provided with switch base 12, with the open and close of control pump.Main medium box 8 and secondary medium box 9 are all equipped with heating equipment, thus cause using because freezing when preventing winter, and heating equipment specifically can be arranged on the bottom outer surface of main medium box 8 and secondary medium box 9.
The output terminal of pump head 1, namely high-pressure medium outlet end is connected with control valve 13, and control valve 13 is positioned on main medium box 8; Control valve 13 comprises valve body and is positioned on valve body: selector valve, changes water (oil) flow direction; Stop valve, rises water (oil) and cuts off or regulating action; Throttle valve, ensures that water (oil) flows to, and adjust flux size, reach throttling action.The medium of valve body goes out pipe and is connected to the required equipment supplying hydraulic pressure or oil pressure.
The side of main medium box 8 is provided with overfolw hole, and Multifunctional submersible pump 10, to fed sheet of a media in main medium box 8, when the medium in main medium box 8 is too much, can be spilled over to secondary medium box 9 from this overfolw hole, forms circulation with this.Bottom is provided with hole of releasing, and is used for putting the medium bottom main medium box 8, and avoiding needs manually to be poured out by the medium bottom main medium box 8, convenient, reduces manpower.Secondary medium box 9 is large medium box, main medium box 8 is little medium box, deposits like this or in transportation process, main medium box 8 can be positioned in secondary medium box 9, and minimizing takes up room, and in secondary medium box 9, be provided with the fixed structure of fixing main medium box 8, prevent main medium box 8 in transportation process from offseting.Be provided with the lower margin of supporting box bottom main medium box 8, by lower margin regulating height of box body, fixed structure can be specifically the fixed plate 14 of circular arc, and its correspondence, at the cylindrical place of each lower margin of main medium box 8, plays spacing fixation, prevents skew.
Pump head 1 and valve body are antirust, specifically can be stainless steel.The below correspondence being positioned at plunger 3 in cylinder holes is provided with oil distributing valve 15, and the below of oil distributing valve 15 is provided with plug 16, and the high-pressure medium in pump head 1 exports through oil distributing valve 15 and enters to valve body.
During work, plunger 3 is by eccentric shaft 17 rotating drive, and to-and-fro motion, oil distributing valve sucks and expulsion valve is all one-way valve.When drawing outside plunger 3, working room's internal pressure reduces, and outlet valve cuts out, and during lower than inlet pressure, inlet valve is opened, and liquid enters; When pushing away in plunger 3, chamber pressure raises, and inlet valve cuts out, and during higher than outlet pressure, outlet valve is opened, and liquid is discharged.Plunger 3 pulls out or pushes back by retracting spring from cylinder body, completes discharging water (oil) process.
Plunger 3 to-and-fro motion total kilometres are constant, are determined by the lift of plunger 3.Water supply (oil) the amount size that plunger 3 often circulates depends on water supply (oil) stroke, plunger quantity and plunger diameter, and (oil) stroke that supplies water does not control to be variable by plunger 3.Water supply (oil) start time does not change with the change of (oil) stroke that supplies water.Rotary plunger 3 can change water supply (oil) and end the moment, thus changes (oil) amount that supplies water.During pump work, at eccentric shaft 17 with under the effect of piston spring, force plunger 3 to do upper and lower to-and-fro motion, thus complete pump water (oil) task.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.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 (10)
1. a multifunctional water oil dual-purpose electric pump, comprises pump head, has pump chamber and cylinder holes, it is characterized in that in pump head, be provided with plunger bushing in described cylinder holes, be provided with plunger in axial sliding in plunger bushing; The hole wall of cylinder holes offers the medium channel communicated with pump chamber; The periphery of plunger bushing is provided with the circumferential groove corresponding with medium channel, and the bottom land of circumferential groove offers the through hole passing to plunger bushing inner headed face, and through hole communicates with medium channel; The periphery axial arranging of plunger has multiple annular groove.
2. multifunctional water oil dual-purpose electric pump according to claim 1, is characterized in that, also comprise main medium box, secondary medium box, motor and be provided with the Multifunctional submersible pump to main medium box fed sheet of a media from secondary medium box; Pump head is positioned at main medium box, and motor on main medium box, and is connected with pump head.
3. multifunctional water oil dual-purpose electric pump according to claim 2, it is characterized in that, also comprise filter, the output terminal of Multifunctional submersible pump is communicated in main medium box through described filter; Described main medium box and secondary medium box are all equipped with heating equipment.
4. multifunctional water oil dual-purpose electric pump according to claim 2, it is characterized in that, the output terminal of described pump head is connected with control valve, and control valve is positioned on main medium box; Control valve comprises valve body and is positioned at selector valve, stop valve and the throttle valve on valve body.
5. multifunctional water oil dual-purpose electric pump according to claim 4, it is characterized in that, described valve body is antirust.
6. multifunctional water oil dual-purpose electric pump according to claim 2, it is characterized in that, described main medium box comprises casing and is positioned at the cover plate on casing, is provided with the Sealing being positioned at outer edge, casing top between casing and cover plate.
7. multifunctional water oil dual-purpose electric pump according to claim 2, it is characterized in that, the side of described main medium box is provided with overfolw hole, and bottom is provided with hole of releasing.
8. multifunctional water oil dual-purpose electric pump according to claim 2, it is characterized in that, described secondary medium box is large medium box, and main medium box is little medium box, main medium box and Multifunctional submersible pump are positioned at secondary medium box, and are provided with the fixed structure of fixing main medium box in secondary medium box.
9. multifunctional water oil dual-purpose electric pump according to claim 1, it is characterized in that, the below correspondence being positioned at plunger in described cylinder holes is provided with oil distributing valve, and the below of oil distributing valve is provided with plug.
10. multifunctional water oil dual-purpose electric pump according to claim 1, it is characterized in that, described pump head is antirust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787319.8A CN105332875B (en) | 2015-11-17 | 2015-11-17 | A kind of multifunctional water oil dual-purpose electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510787319.8A CN105332875B (en) | 2015-11-17 | 2015-11-17 | A kind of multifunctional water oil dual-purpose electric pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105332875A true CN105332875A (en) | 2016-02-17 |
| CN105332875B CN105332875B (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510787319.8A Active CN105332875B (en) | 2015-11-17 | 2015-11-17 | A kind of multifunctional water oil dual-purpose electric pump |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2097067A (en) * | 1981-03-31 | 1982-10-27 | Voegele Ag J | Axial piston pumps |
| JPH1182321A (en) * | 1997-08-29 | 1999-03-26 | Hitachi Constr Mach Co Ltd | Hydraulic rotary machine |
| US5971717A (en) * | 1994-06-30 | 1999-10-26 | Brueninghaus Hydromatik Gmbh | Axial piston machine having a cooling circuit for the cylinders and pistons |
| DE10058049C1 (en) * | 2000-11-23 | 2002-04-18 | Ats Spartec Inc | Bushing for piston of radial piston pump has at least three sealing sections between end face on radially outer fluid chamber side and end face on side of radially inner shaft chamber containing lubricating means |
| CN2547896Y (en) * | 2002-05-21 | 2003-04-30 | 柳州市建筑机械总厂 | Oblique oxial plunger pump |
| CN202001289U (en) * | 2011-02-14 | 2011-10-05 | 西安石竹能源科技有限公司 | Plunger with pressure equalizing groove used for mini plunger pump |
| CN202431468U (en) * | 2011-11-08 | 2012-09-12 | 王玉喜 | Plunger pump with simple structure |
| CN105040751A (en) * | 2015-08-06 | 2015-11-11 | 南昌永祺科技发展有限公司 | Verifying system for super-large foundation pile bearing capacity self-balancing testing technique device |
| CN205207065U (en) * | 2015-11-17 | 2016-05-04 | 四川嘉泉科技有限公司 | Dual -purpose motor -driven pump of multi -functional water oil |
-
2015
- 2015-11-17 CN CN201510787319.8A patent/CN105332875B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2097067A (en) * | 1981-03-31 | 1982-10-27 | Voegele Ag J | Axial piston pumps |
| US5971717A (en) * | 1994-06-30 | 1999-10-26 | Brueninghaus Hydromatik Gmbh | Axial piston machine having a cooling circuit for the cylinders and pistons |
| JPH1182321A (en) * | 1997-08-29 | 1999-03-26 | Hitachi Constr Mach Co Ltd | Hydraulic rotary machine |
| DE10058049C1 (en) * | 2000-11-23 | 2002-04-18 | Ats Spartec Inc | Bushing for piston of radial piston pump has at least three sealing sections between end face on radially outer fluid chamber side and end face on side of radially inner shaft chamber containing lubricating means |
| CN2547896Y (en) * | 2002-05-21 | 2003-04-30 | 柳州市建筑机械总厂 | Oblique oxial plunger pump |
| CN202001289U (en) * | 2011-02-14 | 2011-10-05 | 西安石竹能源科技有限公司 | Plunger with pressure equalizing groove used for mini plunger pump |
| CN202431468U (en) * | 2011-11-08 | 2012-09-12 | 王玉喜 | Plunger pump with simple structure |
| CN105040751A (en) * | 2015-08-06 | 2015-11-11 | 南昌永祺科技发展有限公司 | Verifying system for super-large foundation pile bearing capacity self-balancing testing technique device |
| CN205207065U (en) * | 2015-11-17 | 2016-05-04 | 四川嘉泉科技有限公司 | Dual -purpose motor -driven pump of multi -functional water oil |
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| Publication number | Publication date |
|---|---|
| CN105332875B (en) | 2017-12-19 |
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