CN106050594A - Oilless pump on cleaning machine - Google Patents
Oilless pump on cleaning machine Download PDFInfo
- Publication number
- CN106050594A CN106050594A CN201610625047.6A CN201610625047A CN106050594A CN 106050594 A CN106050594 A CN 106050594A CN 201610625047 A CN201610625047 A CN 201610625047A CN 106050594 A CN106050594 A CN 106050594A
- Authority
- CN
- China
- Prior art keywords
- pump
- pump housing
- plunger
- pump body
- plungers
- 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
-
- 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
- F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
- F04B1/047—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the outer ends of the cylinders
- F04B1/0474—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the outer ends of the cylinders with two or more serially arranged radial piston-cylinder units
- F04B1/0476—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the outer ends of the cylinders with two or more serially arranged radial piston-cylinder units located side-by-side
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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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The invention relates to an oilless pump on a cleaning machine, which belongs to the technical field of cleaning equipment. The oilless pump comprises a pump body and plungers, wherein a crankshaft is arranged in the pump body, the crankshaft is positioned on the central axis of the pump body, a cam sleeves the crankshaft, a plurality of plunger cavities are formed in the side wall of the pump body, the plunger cavities are perpendicular to the central axis of the pump body, extend to the middle of the pump body and are arranged around the central axis in a planet mode, the plungers are positioned in the plunger cavities, and the ends of the plungers make contact with the cam; a plurality of valve cavities are vertically formed in the end surface of the pump body, communicating holes are formed between the valve cavities and adjacent plunger cavities, two check valves are arranged in each valve cavity, a water inlet and a water outlet are formed in the side wall of the pump body, and the water inlet and the water outlet are respectively communicated with the valve cavities. According to the oilless pump, a crankcase is omitted, lubricating oil is not added between the crankshaft and the plungers, and the plungers are centrifugally driven by the cam in sequence, so that the power output is continuous and stable, the pressure is uniformly output, the loss of pressure is less, the number of the plungers can be increased, the output flow is increased, the failure rate is low, and the maintenance is simple and convenient.
Description
Technical field
The invention belongs to cleaning equipment technical field, refer in particular to the oil-less pump on a kind of cleaning machine.
Background technology
Plunger displacement pump is the pressure-generating device of jetting machine, belongs to the core component of jetting machine, and plunger displacement pump is one
Kind utilizing plunger to move back and forth in the pump housing, by the change of volume between plunger and pump wall, suction repeatedly and drain are also
Increase the displacement pump of fluid pressure.Plunger, by constantly moving back and forth, drives the water suction of pump with setting-out the most alternately.
Plunger in existing plunger displacement pump is all to be connected with the bent axle in crankcase, and bent axle has been arranged side by side some cams, plunger with
Corresponding cam connects, and also needs to oil addition in crankcase, is used for reducing plunger and cam wear degree, additionally this
Plant setting side by side, limit the number of plunger, thus affect flow, and equipment volume is bigger.
Summary of the invention
It is an object of the invention to provide the oil-less pump on a kind of cleaning machine, its volume is little, and flow is big, it is not necessary to add lubrication
Oil.
The object of the present invention is achieved like this: the oil-less pump on a kind of cleaning machine, including the pump housing and plunger, wherein, and institute
Being provided with bent axle in stating the pump housing, described bent axle is positioned on the axis of the pump housing, and described bent axle is arranged with cam, the described pump housing
Being provided with some plunger cavities on sidewall, described plunger cavity is perpendicular to the axis of the pump housing, and extends to the middle part of the pump housing, and around
This axis arranges with planetary mode, and described plunger is positioned at described plunger cavity, and end and described cam contact, described cam
During rotation, plunger is driven to do linear reciprocating motion in plunger cavity successively；The end face of the described pump housing is vertically installed with some valve pockets,
It is provided with intercommunicating pore between described valve pocket and adjacent plunger cavity, in described valve pocket, is provided with two check valves, the described pump housing
Sidewall is provided with inlet opening and apopore, and both connect with described valve pocket respectively.
Oil-less pump on a kind of cleaning machine mentioned above, wherein, described cam is provided with a circle chute, described plunger
End be provided with pulley, described pulley is suitable with described chute.
Oil-less pump on a kind of cleaning machine mentioned above, wherein, described plunger cavity is evenly distributed in the described pump housing
On sidewall, the quantity of described valve pocket is identical with described plunger cavity, and is evenly distributed on the end face of the described pump housing, plunger cavity and valve
Interval, chamber is arranged, can make full use of the space of the pump housing.
Oil-less pump on a kind of cleaning machine mentioned above, wherein, one end of described bent axle is provided with fixing bearing, described
Fixing bearing is positioned at the center bottom the pump housing, and the other end of described bent axle is provided with link slot, the inwall of described link slot
It is provided with keyway.
The present invention is prominent compared to existing technology and useful having the technical effect that in structure is more simplified, bent axle and plunger
Type of drive is more stable, and uniformly, crushing is little, in the case of without increasing equipment volume, by increasing capacitance it is possible to increase plunger number in pressure output
Amount, increases the flow of output；It addition, eliminate crankcase, without oil addition between bent axle and plunger, plunger is with centrifugal
Being cam-driven successively, power output is more coherent, more steadily, and failure rate is low, safeguard simple and convenient.
Accompanying drawing explanation
Fig. 1 is the perspective view of the present invention；
Fig. 2 is the schematic side view of the present invention；
Fig. 3 is the schematic cross-section in A-A face in Fig. 2；
Fig. 4 is the elevational schematic view of the present invention；
Fig. 5 is the schematic cross-section in B-B face in Fig. 4；
Fig. 6 is the structural representation in the present invention between plunger and bent axle；
In figure: the 10-pump housing, 11-plunger, 12-bent axle, 13-plunger cavity, 14-valve pocket, 15-check valve, 16-cam, 17-
Chute, 18-pulley, 19-check valve a, 20-check valve b, 21-inlet opening, 22-apopore, 23-link slot, 24-keyway, 25-
Fixing bearing, 26-intercommunicating pore.
Detailed description of the invention
With specific embodiment, the invention will be further described below in conjunction with the accompanying drawings, sees Fig. 16: on a kind of cleaning machine
Oil-less pump, including the pump housing 10 and plunger 11, wherein, in the described pump housing 10, be provided with bent axle 12, described bent axle 12 is positioned at the pump housing
On the axis of 10, described bent axle 12 is arranged with cam 16, the sidewall of the described pump housing 10 is evenly arranged with six plunger cavities
13, described plunger cavity 13 is perpendicular to the axis of the pump housing 10, and extends to the middle part of the pump housing 10, and around this axis with planet
Mode arranges, and described plunger 11 is positioned at described plunger cavity 13, and end contacts with described cam 16, and described cam 16 rotates
Time, drive plunger 11 to do linear reciprocating motion in plunger cavity 13 successively；The end face of the described pump housing 10 is vertically installed with six valves
Chamber 14, is provided with intercommunicating pore 26 between described valve pocket 14 and adjacent plunger cavity 13；Described plunger cavity 13 is evenly distributed in institute
Stating on the sidewall of the pump housing 10, the quantity of described valve pocket 14 is identical with described plunger cavity 13, and is evenly distributed on the described pump housing 10
On end face, plunger cavity 13 and valve pocket 14 interval are arranged, can make full use of the space of the pump housing 10, reduce the volume of the pump housing 10；Described
Being provided with two check valves 15, respectively check valve a19 and check valve b20 in valve pocket 14, the sidewall of the described pump housing 10 is provided with
Inlet opening 21 and apopore 22, both connect with described valve pocket 14 respectively, and check valve a19 puts down, and check valve b20 puts, will be single
Water inlet end to the water side of valve a19 with check valve b20 is connected, meanwhile, and the water inlet end of check valve a19 and described inlet opening 21 phase
Even, the water side of check valve b20 is connected with described apopore 22, and when plunger 11 moves, external water source is from described inlet opening 21
Entering in valve pocket 14, water source enters with check valve b20's from the unidirectional entrance of water inlet end of check valve a19, the water side of check valve a19
Water end (W.E.) connects, and water source continues one-way flow, and when pressure raises, the water source of entrance flows out from the water side of check valve b20, check valve
The water side of b20 connects with apopore 22, thus sprays water under high pressure.
In order to avoid the abrasion between plunger 11 and cam 16, described cam 16 is provided with a circle chute 17, described plunger
The end of 11 is provided with pulley 18, and described pulley 18 is suitable with described chute 17.
In order to power input is more steady, more efficient, one end of described bent axle 12 is provided with fixing bearing 25, described fixing axle
Holding 25 and be positioned at the center bottom the pump housing 10, the other end of described bent axle 12 is provided with link slot 23, described link slot 23
Inwall is provided with keyway 24.
Above-described embodiment is only presently preferred embodiments of the present invention, limits the scope of the invention the most according to this, therefore: all depend on
The equivalence change that the structure of the present invention, shape, principle are done, within all should being covered by protection scope of the present invention.
Claims (4)
1. the oil-less pump on cleaning machine, including the pump housing and plunger, it is characterised in that: it is provided with bent axle, institute in the described pump housing
State bent axle to be positioned on the axis of the pump housing, described bent axle is arranged with cam, the sidewall of the described pump housing is provided with some plungers
Chamber, described plunger cavity is perpendicular to the axis of the pump housing, and extends to the middle part of the pump housing, and arranges around this axis with planetary mode
Row, described plunger is positioned at described plunger cavity, and end and described cam contact；The end face of the described pump housing is vertically installed with some
Valve pocket, is provided with intercommunicating pore between described valve pocket and adjacent plunger cavity, be provided with two check valves, described pump in described valve pocket
The sidewall of body is provided with inlet opening and apopore, and both connect with described valve pocket respectively.
Oil-less pump on a kind of cleaning machine the most according to claim 1, it is characterised in that: it is provided with a circle on described cam
Chute, the end of described plunger is provided with pulley, and described pulley is suitable with described chute.
Oil-less pump on a kind of cleaning machine the most according to claim 1, it is characterised in that: described plunger cavity is distributed uniformly
On the sidewall of the described pump housing, the quantity of described valve pocket is identical with described plunger cavity, and is evenly distributed on the end face of the described pump housing
On.
Oil-less pump on a kind of cleaning machine the most according to claim 1, it is characterised in that: one end of described bent axle is provided with
Fixing bearing, described fixing bearing is positioned at the center bottom the pump housing, and the other end of described bent axle is provided with link slot, described
The inwall of link slot is provided with keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610625047.6A CN106050594A (en) | 2016-08-01 | 2016-08-01 | Oilless pump on cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610625047.6A CN106050594A (en) | 2016-08-01 | 2016-08-01 | Oilless pump on cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106050594A true CN106050594A (en) | 2016-10-26 |
Family
ID=57197230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610625047.6A Pending CN106050594A (en) | 2016-08-01 | 2016-08-01 | Oilless pump on cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106050594A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041908A1 (en) * | 2020-08-24 | 2022-03-03 | 浙江巨霸机电科技股份有限公司 | Air compressor |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61268583A (en) * | 1985-05-21 | 1986-11-28 | ブリヂストンサイクル株式会社 | Variable capacity type hydraulic pump for driving two-wheel barrow |
| JPS63100279A (en) * | 1986-10-15 | 1988-05-02 | Toyoda Mach Works Ltd | Plunger pump |
| US4977606A (en) * | 1987-01-23 | 1990-12-11 | Alfred Teves Gmbh | Radial piston pump |
| JPH08232832A (en) * | 1995-02-28 | 1996-09-10 | Unisia Jecs Corp | Radial plunger pump |
| JPH09303252A (en) * | 1996-05-13 | 1997-11-25 | Nissan Motor Co Ltd | Hydraulic pump device |
| US6176692B1 (en) * | 1996-12-21 | 2001-01-23 | Continental Teves Ag & Co. Ohg | Pump, in particular for an hydraulic wheel-slip brake control system |
| CN101054961A (en) * | 2006-04-12 | 2007-10-17 | 通用汽车公司 | Hydrostatic retarder pump and motor |
| CN101876302A (en) * | 2010-06-23 | 2010-11-03 | 宁波运星机械制造有限公司 | Multi-cylinder reciprocating pump |
| WO2014125644A1 (en) * | 2013-02-18 | 2014-08-21 | 三菱重工業株式会社 | Renewable energy generator |
| JP2015094249A (en) * | 2013-11-11 | 2015-05-18 | 株式会社▲吉▼本製作所 | Liquid transfer (air transfer) pump |
| WO2015076716A1 (en) * | 2013-11-25 | 2015-05-28 | Thordab Ab | Pump/motor |
| CN205977569U (en) * | 2016-08-01 | 2017-02-22 | 浙江水魔力机电设备有限公司 | Oil -less pump on cleaning machine |
-
2016
- 2016-08-01 CN CN201610625047.6A patent/CN106050594A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61268583A (en) * | 1985-05-21 | 1986-11-28 | ブリヂストンサイクル株式会社 | Variable capacity type hydraulic pump for driving two-wheel barrow |
| JPS63100279A (en) * | 1986-10-15 | 1988-05-02 | Toyoda Mach Works Ltd | Plunger pump |
| US4977606A (en) * | 1987-01-23 | 1990-12-11 | Alfred Teves Gmbh | Radial piston pump |
| JPH08232832A (en) * | 1995-02-28 | 1996-09-10 | Unisia Jecs Corp | Radial plunger pump |
| JPH09303252A (en) * | 1996-05-13 | 1997-11-25 | Nissan Motor Co Ltd | Hydraulic pump device |
| US6176692B1 (en) * | 1996-12-21 | 2001-01-23 | Continental Teves Ag & Co. Ohg | Pump, in particular for an hydraulic wheel-slip brake control system |
| CN101054961A (en) * | 2006-04-12 | 2007-10-17 | 通用汽车公司 | Hydrostatic retarder pump and motor |
| CN101876302A (en) * | 2010-06-23 | 2010-11-03 | 宁波运星机械制造有限公司 | Multi-cylinder reciprocating pump |
| WO2014125644A1 (en) * | 2013-02-18 | 2014-08-21 | 三菱重工業株式会社 | Renewable energy generator |
| JP2015094249A (en) * | 2013-11-11 | 2015-05-18 | 株式会社▲吉▼本製作所 | Liquid transfer (air transfer) pump |
| WO2015076716A1 (en) * | 2013-11-25 | 2015-05-28 | Thordab Ab | Pump/motor |
| CN205977569U (en) * | 2016-08-01 | 2017-02-22 | 浙江水魔力机电设备有限公司 | Oil -less pump on cleaning machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022041908A1 (en) * | 2020-08-24 | 2022-03-03 | 浙江巨霸机电科技股份有限公司 | Air compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161026 |