CN110905756A - Cleaning machine plunger pump - Google Patents
Cleaning machine plunger pump Download PDFInfo
- Publication number
- CN110905756A CN110905756A CN201911181522.5A CN201911181522A CN110905756A CN 110905756 A CN110905756 A CN 110905756A CN 201911181522 A CN201911181522 A CN 201911181522A CN 110905756 A CN110905756 A CN 110905756A
- Authority
- CN
- China
- Prior art keywords
- pump
- pump body
- plunger
- plungers
- cavity
- 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
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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
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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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
- 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
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
- F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
- F04B9/042—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being cams
Abstract
The invention discloses a plunger pump of a cleaning machine, which comprises a first pump body, a driving device, a second pump body, a water inlet joint, a water outlet joint and a plunger, and is characterized in that: the pump cavity has in the first pump body, and the pump cavity on the first pump body communicates with each other with water supply connector and water connectors respectively, the second pump body and first pump body fixed connection install a plurality of plungers on the second pump body, and have on the first pump body with the corresponding pump cavity of a plurality of plungers, drive arrangement acts on a plurality of plungers through the second pump body and makes reciprocating motion in the corresponding pump cavity of first pump body, and has at least one in the extrusion pump cavity state in a plurality of plungers. Has the characteristics of small volume and continuous high-pressure water outlet.
Description
Technical Field
The invention relates to a plunger pump of a cleaning machine, in particular to a plunger pump for a handheld cleaning machine, and belongs to the technical field of liquid transfer pressurization.
Background
Along with the popularization of domestic and foreign household cleaning machines, the market demand is continuously expanded and promoted, the size of a large floor type household electric cleaning machine is gradually changed into that of a small portable type household electric cleaning machine, and the power supply driving mode is changed from alternating current to direct current lithium electricity. Along with the promotion of the requirement for environmental protection, the direct current lithium electricity becomes market mainstream at present, and direct current motor's volume is less simultaneously, has promoted the cleaning machine and has become small and exquisite, light, can regard as hand-held type cleaning machine. In order to save space and reduce the overall weight of the washer, the structure of the washer pump is more exquisite. Most of handheld cleaning machine pumps in the market at present are single-cylinder linear motion plunger pumps or diaphragm pumps, the structure size is large, the working flow is small, and therefore double-plunger crankshaft pumps are developed, the structure is exquisite, and the working performance of the pumps is improved.
Disclosure of Invention
The invention mainly aims to provide a plunger pump of a cleaning machine, which has small volume and can continuously output high pressure.
The purpose of the invention can be achieved by adopting the following technical scheme:
the utility model provides a cleaning machine plunger pump, includes first pump body, drive arrangement, the second pump body, water supply connector, goes out water connector and plunger, and its innovation point lies in: the pump cavity has in the first pump body, and the pump cavity on the first pump body communicates with each other with water supply connector and water connectors respectively, the second pump body and first pump body fixed connection install a plurality of plungers on the second pump body, and have on the first pump body with the corresponding pump cavity of a plurality of plungers, drive arrangement acts on a plurality of plungers through the second pump body and makes reciprocating motion in the corresponding pump cavity of first pump body, and has at least one in the extrusion pump cavity state in a plurality of plungers.
Preferably, the driving device comprises a driving motor, a cylinder body and a rotating shaft, the rotating shaft is installed in the cylinder body through a bearing, the driving motor is rotatably connected with the rotating shaft, a cam matched with the plunger is installed on the rotating shaft, and one end of each plunger abuts against the cam respectively.
Preferably, the driving device comprises a driving motor, a crankshaft and a plurality of connecting rods, wherein the crankshaft is fixedly connected with the connecting rods (A-1-2), the connecting rods are respectively connected with the plungers (5), and at least one of the plungers is in a state of extruding a pump cavity.
Preferably, the second pump body is provided with 2 plungers, the first pump body is internally provided with 2 pump cavities, each plunger acts on the corresponding pump cavity respectively, the rotating shaft is provided with 2 cams, and the two plungers act on the corresponding pump cavities on the first pump body alternately through the cams to do reciprocating motion.
Preferably, the water inlet joint is divided into two water inlet channels through an upper pump cover and two water inlet one-way valves and then respectively communicated with 2 pump cavities of the first pump body, and the water outlet joint is divided into two water outlet channels through a side pump cover and two water outlet one-way valves and then respectively communicated with 2 pump cavities of the first pump body.
Preferably, each plunger acts on the first pump body pumping chamber through a plunger spring and a plunger hole in the second pump body.
The invention has the beneficial technical effects that:
1. the multi-plunger type plunger pump adopted by the invention performs mutual movement at intervals, so that a plunger always keeps extruding in the cavity to generate high-pressure water.
2. The invention has compact structure, small volume and convenient hand-held operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
FIG. 3 is a cross-sectional view of a first pump body configuration of the present invention;
fig. 4 is a schematic structural diagram of another driving mechanism of the present invention.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
The first embodiment is as follows:
as shown in fig. 1-3, the plunger pump for a cleaning machine provided in this embodiment includes a first pump body 1, a driving device a, a second pump body 2, a water inlet joint 3, a water outlet joint 4, and a plunger 5, and is characterized in that: the pump chamber 6 has in the first pump body 1, and pump chamber 6 on the first pump body 1 communicates with each other with water supply connector 3 and water connectors 4 respectively, the second pump body 2 and 1 fixed connection of the first pump body install a plurality of plungers 5 on the second pump body 2, and have on the first pump body 1 with a plurality of plungers 5 corresponding pump chamber 6, drive arrangement A acts on through the second pump body 2 a plurality of plungers 5 and makes reciprocating motion in the corresponding pump chamber 6 of the first pump body 1, and has at least one in a plurality of plungers 5 and be in the state of extrusion pump chamber 6. The plunger pump can pressurize through the plungers, and the plungers 5 ensure that at least one plunger is in the extrusion pump cavity 6, so that continuous high pressure can be generated, and the cleaning operation is convenient.
The driving device A comprises a driving motor A-1, a cylinder body A-2 and a rotating shaft A-3, the rotating shaft A-3 is installed in the cylinder body A-2 through a bearing A-4, the driving motor A-1 is rotatably connected with the rotating shaft A-3, a cam A-5 matched with the plunger 5 is installed on the rotating shaft A-3, and one end of each plunger 3-5 abuts against the cam A-5 respectively. The motor drives the rotating shaft A-3 to rotate, and the cam on the rotating shaft A-3 drives the plunger 3-5 to do linear reciprocating motion, so that the size of the driving device A can be effectively reduced, the size and the weight of the handheld cleaning machine are reduced, and the cleaning operation is convenient.
The second pump body is provided with 2 plungers 5, the first pump body 1 is internally provided with 2 pump cavities 6, each plunger 5 acts on the corresponding pump cavity 6, the rotating shaft A-3 is provided with 2 cams A-5, and the two plungers 5 alternately act on the corresponding pump cavities 6 on the first pump body 1 through the cams A-5 to do reciprocating motion. Of course, in the present invention, 3 or more plungers 5 may be used to achieve the purpose of stabilizing the high pressure of the outlet water, and it is only necessary to ensure that more than 1 plunger acts on the pump chamber 6 to pressurize.
The water inlet connector 3 is divided into two water inlet channels 3-1 through an upper pump cover 7 and two water inlet one-way valves 8 and then respectively communicated with 2 pump cavities 6 of the first pump body 1, and the water outlet connector 4 is divided into two water outlet channels 4-1 through a side pump cover 9 and two water outlet one-way valves 10 and then respectively communicated with the 2 pump cavities 6 of the first pump body 1. The invention adopts the one-way valve to control water inlet and outlet, can effectively prevent water inlet and outlet from backflowing, and has good pressurization effect.
Each plunger 5 acts on the pump cavity 6 of the first pump body 1 through a plunger spring 11 and a plunger hole 2-1 on the second pump body 2. During the return stroke, the plunger 5 is automatically returned through the spring 11, and the contact between the plunger and the cam is ensured.
Example two:
as shown in fig. 4, a plunger pump for cleaning machine comprises a first pump body 1, a driving device a, a second pump body 2, a water inlet connector 3, a water outlet connector 4 and a plunger 5, and is characterized in that: the pump chamber 6 has in the first pump body 1, and pump chamber 6 on the first pump body 1 communicates with each other with water supply connector 3 and water connectors 4 respectively, the second pump body 2 and 1 fixed connection of the first pump body install a plurality of plungers 5 on the second pump body 2, and have on the first pump body 1 with a plurality of plungers 5 corresponding pump chamber 6, drive arrangement A acts on through the second pump body 2 a plurality of plungers 5 and makes reciprocating motion in the corresponding pump chamber 6 of the first pump body 1, and has at least one in a plurality of plungers 5 and be in the state of extrusion pump chamber 6.
The driving device A comprises a driving motor A-1, a crankshaft A-1-1 and a plurality of connecting rods A-1-2, the crankshaft A-1-1 is fixedly connected with the connecting rods A-1-2, the connecting rods A-1-2 are multiple, the connecting rods A-1-2 are respectively connected with a plurality of plungers 5, and at least one of the plungers 5 is in a state of extruding a pump cavity 6.
In another implementation manner of this embodiment, please refer to embodiment one, which is the same as embodiment one.
The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.
Claims (6)
1. The utility model provides a cleaning machine plunger pump, includes the first pump body (1), drive arrangement (A), the second pump body (2), water supply connector (3), water connectors (4) and plunger (5), its characterized in that: the pump cavity (6) is arranged in the first pump body (1), the pump cavity (6) on the first pump body (1) is communicated with the water inlet connector (3) and the water outlet connector (4) respectively, the second pump body (2) is fixedly connected with the first pump body (1), a plurality of plungers (5) are installed on the second pump body (2), the pump cavity (6) corresponding to the plungers (5) is arranged on the first pump body (1), the driving device (A) acts the plungers (5) on the corresponding pump cavity (6) of the first pump body (1) through the second pump body (2) to do reciprocating motion, and at least one of the plungers (5) is in a state of extruding the pump cavity (6).
2. The washer plunger pump as recited in claim 1 wherein: the driving device (A) comprises a driving motor (A-1), a cylinder body (A-2) and a rotating shaft (A-3), the rotating shaft (A-3) is installed in the cylinder body (A-2) through a bearing (A-4), the driving motor (A-1) is rotatably connected with the rotating shaft (A-3), a cam (A-5) matched with the plunger (5) is installed on the rotating shaft (A-3), and one end of each plunger (5) is abutted to the cam (A-5) respectively.
3. The washer plunger pump as recited in claim 1 wherein: the driving device (A) comprises a driving motor (A-1), a crankshaft (A-1-1) and a plurality of connecting rods (A-1-2), the crankshaft (A-1-1) is fixedly connected with the connecting rods (A-1-2), the connecting rods (A-1-2) are multiple, the connecting rods (A-1-2) are respectively connected with the plungers (5), and at least one of the plungers (5) is in a state of extruding a pump cavity (6).
4. The washer plunger pump as recited in claim 2 wherein: install 2 plungers (5) on the second pump body, have 2 pump chambers (6) in the first pump body (1), every plunger (5) acts on corresponding pump chamber (6) respectively, install 2 cams (A-5) on pivot (A-3), two plungers (5) act on in the corresponding pump chamber (6) of first pump body (1) through cam (A-5) in turn and do reciprocating motion.
5. The washer plunger pump as recited in claim 1 wherein: the water inlet connector (3) is divided into two water inlet channels (3-1) through an upper pump cover (7) and two water inlet one-way valves (8) and then respectively communicated with 2 pump cavities (6) of the first pump body (1), and the water outlet connector (4) is divided into two water outlet channels (4-1) through a side pump cover (9) and two water outlet one-way valves (10) and then respectively communicated with 2 pump cavities (6) of the first pump body (1).
6. The washer plunger pump as recited in claim 1 wherein: each plunger (5) acts on the pump cavity (6) of the first pump body (1) through a plunger spring (11) and a plunger hole (2-1) on the second pump body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181522.5A CN110905756A (en) | 2019-11-27 | 2019-11-27 | Cleaning machine plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181522.5A CN110905756A (en) | 2019-11-27 | 2019-11-27 | Cleaning machine plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110905756A true CN110905756A (en) | 2020-03-24 |
Family
ID=69819850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911181522.5A Pending CN110905756A (en) | 2019-11-27 | 2019-11-27 | Cleaning machine plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110905756A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0444387A1 (en) * | 1990-02-28 | 1991-09-04 | IVECO FIAT S.p.A. | A device for the electrical or manual operation of hydraulic actuators |
| CN202883283U (en) * | 2012-07-20 | 2013-04-17 | 浙江驰江工贸有限公司 | Crankshaft type high-pressure washing pump |
| CN205714626U (en) * | 2016-03-28 | 2016-11-23 | 大连赛恩仪表股份有限公司 | Integral modular high pressure constant flow pump |
| CN108730153A (en) * | 2018-05-04 | 2018-11-02 | 苏州欧圣电气股份有限公司 | Single-plunger type plunger pump and hand-hold washer |
| CN208474065U (en) * | 2018-07-02 | 2019-02-05 | 谱道（辽宁）科技有限公司 | Technical grade preparative liquid chromatography large-flow plunger pump |
| WO2019048647A1 (en) * | 2017-09-08 | 2019-03-14 | Sera Gmbh | Compressor comprising a metal diaphragm bellows and method for operating such a compressor |
| CN209012010U (en) * | 2018-09-21 | 2019-06-21 | 苏州宝时得电动工具有限公司 | Plunger pump and hand-hold washer |
| CN209523853U (en) * | 2019-01-28 | 2019-10-22 | 浙江戈勒清洁设备有限公司 | A kind of high pressure washer pump |
-
2019
- 2019-11-27 CN CN201911181522.5A patent/CN110905756A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0444387A1 (en) * | 1990-02-28 | 1991-09-04 | IVECO FIAT S.p.A. | A device for the electrical or manual operation of hydraulic actuators |
| CN202883283U (en) * | 2012-07-20 | 2013-04-17 | 浙江驰江工贸有限公司 | Crankshaft type high-pressure washing pump |
| CN205714626U (en) * | 2016-03-28 | 2016-11-23 | 大连赛恩仪表股份有限公司 | Integral modular high pressure constant flow pump |
| WO2019048647A1 (en) * | 2017-09-08 | 2019-03-14 | Sera Gmbh | Compressor comprising a metal diaphragm bellows and method for operating such a compressor |
| CN108730153A (en) * | 2018-05-04 | 2018-11-02 | 苏州欧圣电气股份有限公司 | Single-plunger type plunger pump and hand-hold washer |
| CN208474065U (en) * | 2018-07-02 | 2019-02-05 | 谱道（辽宁）科技有限公司 | Technical grade preparative liquid chromatography large-flow plunger pump |
| CN209012010U (en) * | 2018-09-21 | 2019-06-21 | 苏州宝时得电动工具有限公司 | Plunger pump and hand-hold washer |
| CN209523853U (en) * | 2019-01-28 | 2019-10-22 | 浙江戈勒清洁设备有限公司 | A kind of high pressure washer pump |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20200324 |