CN1554868A - Magnetic linear piston pump - Google Patents
Magnetic linear piston pump Download PDFInfo
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- CN1554868A CN1554868A CNA2003101127656A CN200310112765A CN1554868A CN 1554868 A CN1554868 A CN 1554868A CN A2003101127656 A CNA2003101127656 A CN A2003101127656A CN 200310112765 A CN200310112765 A CN 200310112765A CN 1554868 A CN1554868 A CN 1554868A
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Abstract
The piston pump to utilize alternate magnetic field to produce linear motion includes casing, cylinder inside the casing, piston inside the cylinder to fit the cylinder axially and airtightly, electromagnetic coil around the cylinder and connected to vibrating power source, and permanent magnet connected to the outside of the cylinder. The piston has one end connected to the casing and the other end inside the inner hole of the cylinder and is provided with fluid hole. There are the first non-return valve and the second non-return valve set in the fluid hole or inner cylinder cavity to constitute three independent cavities, including low pressure cavity communicated with the inflow pipe, variable volume work cavity and high pressure cavity communicated with the outflow pipe. The present invention has the advantages of simple structure, low power consumption, low noise, etc. and may be used in pumping oil, water and other medium and in compressor.
Description
Technical field
The present invention relates to the long-pending fluid pump of a kind of transfiguration, relate in particular to a kind of alternating magnetic field that utilizes and produce straight-line reciprocating pump.
Technical background
At present, the kind of pressure pump is more, as the gear pump in the oil hydraulic pump, vane pump, plunger pump etc., is used for the magnetic drive pump of Korrosionsmedium and for example morely.The mechanical motion of magnetic force straight line reciprocating pump involved in the present invention is similar to plunger pump with working principle, all be to utilize plunger (piston) and doing relatively reciprocating motion of cylinder body to make the seal operation chamber generation volume-variation in the pump realize the suction of convection cell and the effect of pressure, but the to-and-fro motion of plunger pump is by the transformation that rotatablely moves, its complex structure, the manufacture cost height, energy consumption and noise are also bigger, though and magnetic drive pump also is to utilize alternating magnetic field to produce motion, but its motion is rotatablely moving of impeller, and working pressure is not high.The prior art the most approaching with the present invention is that notification number is CN2119514U, name is called the patent of invention of the magnetic force compressor that economizes on electricity, its structure comprises cylinder body and the inlet and outlet valve that the excitation wire bag is housed, in cylinder body, also be provided with permanent magnet and piston, piston produces straight reciprocating motion as inductor under the action of alternating magnetic field of excitation wire bag, realize the suction of convection cell and the effect of pressure.Its shortcoming is that the piston as inductor damages easily, and working life is short.
Summary of the invention
Technical problem to be solved by this invention overcomes the deficiencies in the prior art exactly, provides that a kind of simple in structure, working pressure is big, energy consumption and noise is low, the magnetic force straight line reciprocating pump of long service life.
The present invention solves the problems of the technologies described above the technological scheme that is adopted: magnetic force straight line reciprocating pump, comprise housing and be arranged on wherein cylinder body and piston, piston is arranged in the cylinder body, make axial activity air-tight fit, outer circumferential face at cylinder body is provided with electromagnetic coil, electromagnetic coil is fixed in the housing, electromagnetic coil is connected with oscillation power, outer circumferential face at cylinder body also is provided with permanent magnet, and permanent magnet and cylinder body are located by connecting, and an end of piston is fixedlyed connected with housing, the other end is located among the endoporus of cylinder body, piston is provided with fluid through-hole, fluid through-hole or with cylinder body on inner chamber in relative set first one-way valve and second one-way valve, and constitute three relatively independent chambers successively, promptly, low-pressure cavity, active chamber is amassed in transfiguration, hyperbaric chamber, low-pressure cavity is communicated with intake channel, and hyperbaric chamber is communicated with outlet pipe.
As further improvement, at the other end of the relative piston of above-mentioned cylinder body second cylinder body that also has been located by connecting, the other end of second cylinder body is set on second piston, the other end of second piston is fixedlyed connected with housing, outer circumferential face at second cylinder body is provided with second permanent magnet and second electromagnetic coil, second permanent magnet and second cylinder body are located by connecting, second electromagnetic coil is fixed in the housing, second electromagnetic coil is connected with alternating source, second piston is provided with second fluid through-hole, second fluid through-hole or with second cylinder body on inner chamber in be correspondingly provided with the 3rd one-way valve and the 4th one-way valve, and constitute three relatively independent chambers successively, that is, and second low-pressure cavity, active chamber is amassed in second transfiguration, second hyperbaric chamber, second low-pressure cavity is communicated with intake channel, and second hyperbaric chamber is communicated with outlet pipe.
As further improvement, described permanent magnet is set to two layers, is distributed on the outer circumferential face of cylinder body, and electromagnetic coil is arranged between them.
As further improvement, the cross section of described electromagnetic coil is a polygonal, and suitable with it permanent magnet is a strip shape body.
The invention has the beneficial effects as follows: at first, because the outer circumferential face at cylinder body is provided with electromagnetic coil and the permanent magnet that is connected with oscillating current, the cylinder body of fixedlying connected with permanent magnet produces to-and-fro motion under the effect of alternating magnetic field, and convection cell is inhaled the pressure effect, thereby have simple in structure, low energy consumption, low noise, the advantage of long service life.Secondly, can combine the unit more than two easily, can realize easily that multitube exports simultaneously or increase delivery pressure and stability at reciprocating pump of the present invention.The 3rd, reciprocating pump of the present invention adopts the structure of two layers of permanent magnet can also make alternating magnetic field more reliable to the to-and-fro motion of cylinder body.Permanent magnet adopts the preferably flat cube of strip, can make structure simpler, has the lower advantage of manufacture cost.The present invention can be used for the pressure pump of media such as oil, water, also can be used for compressor.
Description of drawings:
Fig. 1: the structure sectional view of the embodiment of the invention 1;
Fig. 2: be the A-A sectional view of Fig. 1;
Fig. 3: the structure sectional view of the embodiment of the invention 2;
Fig. 4: be the B-B sectional view of Fig. 3;
Fig. 5: the structure sectional view of the embodiment of the invention 3;
Fig. 6: be the C-C sectional view of Fig. 5;
Fig. 7: the structure sectional view of the embodiment of the invention 4;
Fig. 8: be the D-D sectional view of Fig. 7.
Embodiment:
Below in conjunction with the drawings and specific embodiments the present invention is further described:
As shown in Figure 1, it is embodiment 1 structure sectional view, Fig. 2 is the A-A sectional view of Fig. 1, magnetic force straight line reciprocating pump, comprise housing 7 and be arranged on wherein cylinder body 1 and piston 2, piston 2 is arranged in the cylinder body 1, make axial activity air-tight fit, outer circumferential face at cylinder body 1 is provided with electromagnetic coil 4, and electromagnetic coil 4 is fixed in the housing 7, and electromagnetic coil 4 is connected with oscillation power, outer circumferential face at cylinder body 1 also is provided with permanent magnet 3, permanent magnet 3 is located by connecting with cylinder body 1, and an end of piston 2 is fixedlyed connected with housing 7, and the other end is located among the endoporus of cylinder body 1, piston 2 is provided with fluid through-hole 8, in fluid through-hole 8, be provided with first one-way valve 16, be provided with second one-way valve 17 in the inner chamber on cylinder body 1, and constitute three relatively independent chambers successively, promptly, low-pressure cavity 10, active chamber 11 is amassed in transfiguration, hyperbaric chamber 12, low-pressure cavity 10 is communicated with intake channel 15, and hyperbaric chamber 12 is communicated with outlet pipe 13.Permanent magnet 3 is set to two layers, is distributed on the outer circumferential face of cylinder body 1, and electromagnetic coil 4 is arranged between them.The cross section of electromagnetic coil 4 is a square, and suitable with it permanent magnet 3 is a strip shape body, and preferably flat cube makes the permanent magnet structure simpler, has the lower advantage of manufacture cost.The cross section of housing 7 is preferably square, the fixed support 6 easy location and installation of electromagnetic coil 4.The cross section of cylinder body 1 and piston 2 fitting surfaces reaches radial location and cooperates for oval or cylindrical and cylinder body 1 are provided with axially directed mechanism, makes work more reliable.
As shown in Figure 3, it is embodiment 2 structure sectional view, Fig. 4 is the B-B sectional view of Fig. 3, be on embodiment 1 basis, to improve, promptly the other end at cylinder body 1 relative piston 2 is located by connecting by the Hooks coupling universal coupling 18 and second cylinder body 19, the other end of second cylinder body 19 is set on second piston 20, the other end of second piston 20 is fixedlyed connected with housing 7, outer circumferential face at second cylinder body 19 is provided with second permanent magnet 23 and second electromagnetic coil 24, second permanent magnet 23 and second cylinder body 19 are located by connecting, second electromagnetic coil 24 is fixed in the housing 7, second electromagnetic coil 24 is connected with oscillation power, second piston 20 is provided with second fluid through-hole 27, in second fluid through-hole 27, be provided with the 3rd one-way valve 28, be provided with the 4th one-way valve 29 in the inner chamber on second cylinder body 19, and constitute three relatively independent chambers successively, promptly, second low-pressure cavity 21, active chamber 25 is amassed in second transfiguration, second hyperbaric chamber 22, second low-pressure cavity 21 is communicated with intake channel 15, and second hyperbaric chamber 22 is communicated with outlet pipe 13.Second permanent magnet 23 is set to two layers, is distributed on the outer circumferential face of second cylinder body 19, and second electromagnetic coil 24 is arranged between them.The cross section of second electromagnetic coil 24 is a polygonal, and the second suitable with it permanent magnet 23 is a strip shape body, preferably flat cube.The cross section of housing 7 is preferably square, the fixed support 26 easy location and installation of second electromagnetic coil 4.The cross section of second cylinder body 19 and second piston, 20 fitting surfaces is provided with axially directed mechanism for oval or cylindrical and second cylinder body 19.The unit combination more than two together, can realize easily that multitube exports simultaneously or increase delivery pressure and stability.Connect with Hooks coupling universal coupling, can reduce processing and assembly precision.
As shown in Figure 5, it is embodiment 3 structure sectional view, Fig. 6 is the C-C sectional view of Fig. 5, and its structure and embodiment's 1 difference only is to be provided with two fluid through-holes 8 severing mutually at piston 2, is respectively arranged with first one-way valve 16 and second one-way valve 17, the one end sealing of the inner chamber on the cylinder body 1, and constitute three relatively independent chambers successively, that is, and low-pressure cavity 10, the long-pending active chamber 11 of transfiguration, hyperbaric chamber 12, low-pressure cavity 10 is communicated with intake channel 15, and hyperbaric chamber 12 is communicated with outlet pipe 13.
As shown in Figure 7, it is embodiment 4 structure sectional view, Fig. 8 is the D-D sectional view of Fig. 7, be on embodiment 3 basis, to improve, promptly the other end at cylinder body 1 relative piston 2 is located by connecting by the Hooks coupling universal coupling 18 and second cylinder body 19, the other end of second cylinder body 19 is set on second piston 20, the other end of second piston 20 is fixedlyed connected with housing 7, outer circumferential face at second cylinder body 19 is provided with second permanent magnet 23 and second electromagnetic coil 24, second permanent magnet 23 and second cylinder body 19 are located by connecting, second electromagnetic coil 24 is fixed in the housing 7, second electromagnetic coil 24 is connected with oscillation power, second piston 20 is provided with two second fluid through-holes of severing mutually 27, be respectively arranged with the 3rd one-way valve 28 and the 4th one-way valve 29, the one end sealing of the inner chamber on second cylinder body 19, and constitute three relatively independent chambers successively, promptly, second low-pressure cavity 21, active chamber 25 is amassed in second transfiguration, second hyperbaric chamber 22, second low-pressure cavity 21 is communicated with intake channel 15, and second hyperbaric chamber 22 is communicated with outlet pipe 13.
Claims (10)
1, magnetic force straight line reciprocating pump, comprise housing (7) and be arranged on wherein cylinder body (1) and piston (2), piston (2) is arranged in the cylinder body (1), make axial activity air-tight fit, outer circumferential face at cylinder body (1) is provided with electromagnetic coil (4), electromagnetic coil (4) is fixed in the housing (7), electromagnetic coil (4) is connected with oscillation power, it is characterized in that: the outer circumferential face at cylinder body (1) also is provided with permanent magnet (3), permanent magnet (3) is located by connecting with cylinder body (1), one end of piston (2) is fixedlyed connected with housing (7), the other end is located among the endoporus of cylinder body (1), piston (2) is provided with fluid through-hole (8), fluid through-hole (8) or with cylinder body (1) on inner chamber in relative set first one-way valve (16) and second one-way valve (17), and constitute three relatively independent chambers successively, promptly, low-pressure cavity (10), active chamber (11) is amassed in transfiguration, hyperbaric chamber (12), low-pressure cavity (10) is communicated with intake channel (15), and hyperbaric chamber (12) is communicated with outlet pipe (13).
2, magnetic force straight line reciprocating pump according to claim 1, it is characterized in that: cylinder body (1) is the other end of piston (2) second cylinder body (19) that also has been located by connecting relatively, the other end of second cylinder body (19) is set on second piston (20), the other end of second piston (20) is fixedlyed connected with housing (7), outer circumferential face at second cylinder body (19) is provided with second permanent magnet (23) and second electromagnetic coil (24), second permanent magnet (23) is located by connecting with second cylinder body (19), second electromagnetic coil (24) is fixed in the housing (7), second electromagnetic coil (24) is connected with oscillation power, second piston (20) is provided with second fluid through-hole (27), second fluid through-hole (27) or with second cylinder body (19) on inner chamber in be correspondingly provided with the 3rd one-way valve (28) and the 4th one-way valve (29), and constitute three relatively independent chambers successively, promptly, second low-pressure cavity (21), active chamber (25) is amassed in second transfiguration, second hyperbaric chamber (22), second low-pressure cavity (21) is communicated with intake channel (15), and second hyperbaric chamber (22) is communicated with outlet pipe (13).
3, magnetic force straight line reciprocating pump according to claim 2 is characterized in that: cylinder body (1) the other end of piston (2) relatively is located by connecting by Hooks coupling universal coupling (18) and second cylinder body (19).
4, magnetic force straight line reciprocating pump according to claim 1, it is characterized in that: described permanent magnet (3) is set to two layers, is distributed on the outer circumferential face of cylinder body (1), and electromagnetic coil (4) is arranged between them.
5, according to claim 2 or 3 described magnetic force straight line reciprocating pumps, it is characterized in that: described permanent magnet (3) is set to two layers, be distributed on the outer circumferential face of cylinder body (1), electromagnetic coil (4) is arranged between them, described second permanent magnet (23) is set to two layers, be distributed on the outer circumferential face of second cylinder body (19), second electromagnetic coil (24) is arranged between them.
6, magnetic force straight line reciprocating pump according to claim 1, it is characterized in that: the cross section of described electromagnetic coil (4) is a polygonal, suitable with it permanent magnet (3) is a strip shape body.
7, according to claim 2 or 3 described magnetic force straight line reciprocating pumps, it is characterized in that: the cross section of described electromagnetic coil (4) is a polygonal, suitable with it permanent magnet (3) is a strip shape body, the cross section of described second electromagnetic coil (24) is a polygonal, and suitable with it second permanent magnet (23) is a strip shape body.
8, magnetic force straight line reciprocating pump according to claim 1 is characterized in that: cylinder body (1) and piston (2) be the activity air-tight fit axially, and radial location cooperates.
9, according to claim 2 or 3 described magnetic force straight line reciprocating pumps, it is characterized in that: cylinder body (1) and piston (2) be the activity air-tight fit axially, and radial location cooperates, and second cylinder body (19) and second piston (20) be the activity air-tight fit axially, and radial location cooperates.
10, magnetic force straight line reciprocating pump according to claim 9, it is characterized in that: the cross section of cylinder body (1) and piston (2) fitting surface is provided with axially directed mechanism for oval or cylindrical and cylinder body (1), and the cross section of second cylinder body (19) and second piston (20) fitting surface is provided with axially directed mechanism for oval or cylindrical and second cylinder body (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101127656A CN1554868A (en) | 2003-12-23 | 2003-12-23 | Magnetic linear piston pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2003101127656A CN1554868A (en) | 2003-12-23 | 2003-12-23 | Magnetic linear piston pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1554868A true CN1554868A (en) | 2004-12-15 |
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ID=34336686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2003101127656A Pending CN1554868A (en) | 2003-12-23 | 2003-12-23 | Magnetic linear piston pump |
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| CN (1) | CN1554868A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2436400A (en) * | 2006-03-25 | 2007-09-26 | Hymatic Eng Co Ltd | A piston /cylinder assembly comprising armature driven cylinder and fixed piston. |
| CN102367792A (en) * | 2011-07-22 | 2012-03-07 | 靳北彪 | Air compressor with integrated cylinder sleeves and pistons |
| CN102748277A (en) * | 2012-07-27 | 2012-10-24 | 徐荣兰 | Permanent magnet linear piston pump |
| CN102758755A (en) * | 2012-07-27 | 2012-10-31 | 徐荣兰 | Electromagnetic linear piston pump |
| WO2014015566A1 (en) | 2012-07-27 | 2014-01-30 | Xu Ronglan | Permanent magnet linear piston pump |
| CN106801671A (en) * | 2015-11-10 | 2017-06-06 | 罗伯特·博世有限公司 | Piston pump with outlet valve in piston |
| CN106996361A (en) * | 2017-04-28 | 2017-08-01 | 宁波修远机电有限公司 | A kind of linear motor plunger pump |
| CN107816547A (en) * | 2016-09-14 | 2018-03-20 | 上海汽车集团股份有限公司 | Shift fork control device and its bi-directional electromagnetic pump, control circuit |
| CN110345050A (en) * | 2019-07-17 | 2019-10-18 | 上海交通大学 | A kind of Micropump of single valve control and driving |
-
2003
- 2003-12-23 CN CNA2003101127656A patent/CN1554868A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2436400A (en) * | 2006-03-25 | 2007-09-26 | Hymatic Eng Co Ltd | A piston /cylinder assembly comprising armature driven cylinder and fixed piston. |
| US8049375B2 (en) | 2006-03-25 | 2011-11-01 | The Hymatic Engineering Company Limited | Electromagnetic transducer apparatus |
| GB2436400B (en) * | 2006-03-25 | 2011-11-30 | Hymatic Eng Co Ltd | Electromagnetic Transducer Apparatus |
| CN102367792A (en) * | 2011-07-22 | 2012-03-07 | 靳北彪 | Air compressor with integrated cylinder sleeves and pistons |
| EP2878818A4 (en) * | 2012-07-27 | 2016-05-11 | Ronglan Xu | Permanent magnet linear piston pump |
| CN102758755A (en) * | 2012-07-27 | 2012-10-31 | 徐荣兰 | Electromagnetic linear piston pump |
| WO2014015566A1 (en) | 2012-07-27 | 2014-01-30 | Xu Ronglan | Permanent magnet linear piston pump |
| CN102748277B (en) * | 2012-07-27 | 2015-04-15 | 徐荣兰 | Permanent magnet linear piston pump |
| CN102758755B (en) * | 2012-07-27 | 2015-04-15 | 徐荣兰 | Electromagnetic linear piston pump |
| US20150125321A1 (en) * | 2012-07-27 | 2015-05-07 | Ronglan Xu | Permanent magnet linear piston pump |
| CN102748277A (en) * | 2012-07-27 | 2012-10-24 | 徐荣兰 | Permanent magnet linear piston pump |
| CN106801671A (en) * | 2015-11-10 | 2017-06-06 | 罗伯特·博世有限公司 | Piston pump with outlet valve in piston |
| TWI695931B (en) * | 2015-11-10 | 2020-06-11 | 德商羅伯特博斯奇股份有限公司 | Piston pump having an outlet valve in the piston |
| CN106801671B (en) * | 2015-11-10 | 2020-09-08 | 罗伯特·博世有限公司 | Piston pump with outlet valve in piston |
| CN107816547A (en) * | 2016-09-14 | 2018-03-20 | 上海汽车集团股份有限公司 | Shift fork control device and its bi-directional electromagnetic pump, control circuit |
| CN107816547B (en) * | 2016-09-14 | 2019-05-24 | 上海汽车集团股份有限公司 | Shift fork control device and its bi-directional electromagnetic pump, control circuit |
| CN106996361A (en) * | 2017-04-28 | 2017-08-01 | 宁波修远机电有限公司 | A kind of linear motor plunger pump |
| CN106996361B (en) * | 2017-04-28 | 2019-01-18 | 宁波修远机电有限公司 | A kind of linear motor plunger pump |
| CN110345050A (en) * | 2019-07-17 | 2019-10-18 | 上海交通大学 | A kind of Micropump of single valve control and driving |
| CN110345050B (en) * | 2019-07-17 | 2020-05-15 | 上海交通大学 | Micropump controlled and driven by single valve |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |