CN205977569U - Oil -less pump on cleaning machine - Google Patents
Oil -less pump on cleaning machine Download PDFInfo
- Publication number
- CN205977569U CN205977569U CN201620829256.8U CN201620829256U CN205977569U CN 205977569 U CN205977569 U CN 205977569U CN 201620829256 U CN201620829256 U CN 201620829256U CN 205977569 U CN205977569 U CN 205977569U
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- CN
- China
- Prior art keywords
- plunger
- pump housing
- bent axle
- pump body
- pump
- 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.)
- Expired - Fee Related
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to an oil -less pump on cleaning machine belongs to cleaning equipment technical field, including the pump body and plunger, be equipped with the bent axle in the pump body, the bent axle is located the axis of the pump body, and the cover is equipped with the cam on the bent axle, is equipped with a plurality of plunger chambeies on the lateral wall of the pump body, the axis of the plunger chamber perpendicular to pump body to extending to the middle part of the pump body, and arranging with the planet mode around this axis, the plunger is located the plunger intracavity, and tip and cam contact, the terminal surface of the pump body is equipped with a plurality of valve pockets perpendicularly, is equipped with the intercommunicating pore between valve pocket and the adjacent plunger chamber, is equipped with two check valves in the valve pocket, and the lateral wall of the pump body is equipped with inlet opening and apopore, and both communicate with the valve pocket respectively. The utility model discloses having saved the crankcase, also having need not the oil addition between bent axle and plunger, power take off is more coherent, and is more steady in proper order by cam drive with centrifugal for the plunger, and pressure output is even, and the pressure loss is little, can increase plunger quantity, the flow of increase output, and the fault rate is low, maintains simple and conveniently.
Description
Technical field
This utility model belongs to cleaning equipment technical field, refers 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 moved back and forth in the pump housing using plunger, by the change of volume between plunger and pump wall, suction repeatedly and drain are simultaneously
Increase the displacement pump of fluid pressure.Plunger passes through continuous reciprocating motion, drives the water suction of pump with pressure water constantly 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, for reducing plunger and cam wear degree, in addition this
Planting setting side by side, limiting the number of plunger, thus affecting flow, and equipment volume is larger.
Content of the invention
The purpose of this utility model is the oil-less pump providing on a kind of cleaning machine, its small volume, and flow is big, need not add profit
Lubricating oil.
The purpose of this utility model is realized in：A kind of oil-less pump on cleaning machine, including the pump housing and plunger, its
In, it is provided with bent axle in the described pump housing, described bent axle is located on the axis of the pump housing, and described bent axle is arranged with cam, described
Some plunger cavities are provided with the side wall of the pump housing, described plunger cavity is perpendicular to the axis of the pump housing, and extends to the middle part of the pump housing,
And arranged around this axis with planetary mode, described plunger is located at described plunger intracavity, and end and described cam contact, institute
When stating cam rotation, plunger is driven to do linear reciprocating motion in plunger intracavity successively；If the end face of the described pump housing is vertically installed with
Dryvalve chamber, is provided with intercommunicating pore between described valve pocket and adjacent plunger cavity, is provided with two check valves in described valve pocket, described
The side wall of the pump housing is provided with inlet opening and apopore, and both are connected 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 adapted 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 the wall of side, 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
Chamber arranged for interval, 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 located at the center of pump housing bottom, and the other end of described bent axle is provided with link slot, the inwall of described link slot
It is provided with keyway.
This utility model projects and beneficial having the technical effect that compared to existing technology：More simplify in structure, bent axle and post
The type of drive of plug is more stable, and uniformly, crushing is little, in the case of need not increasing equipment volume, by increasing capacitance it is possible to increase post for pressure output
Plug quantity, increases the flow of output；In addition, eliminating crankcase, without oil addition between bent axle and plunger, plunger with from
Core type is cam-driven successively, and power output is more coherent, and more steadily, and fault rate is low, safeguards simple and convenient.
Brief description
Fig. 1 is perspective view of the present utility model；
Fig. 2 is schematic side view of the present utility model；
Fig. 3 is the schematic cross-section in A-A face in Fig. 2；
Fig. 4 is elevational schematic view of the present utility model；
Fig. 5 is the schematic cross-section in B-B face in Fig. 4；
Fig. 6 is the structural representation in this utility model 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.
Specific embodiment
With specific embodiment, this utility model is further described below in conjunction with the accompanying drawings, referring to Fig. 16：A kind of cleaning
Oil-less pump on machine, including the pump housing 10 and plunger 11, wherein, is provided with bent axle 12, described bent axle 12 is located in the described pump housing 10
On the axis of the pump housing 10, described bent axle 12 is arranged with cam 16, the side wall of the described pump housing 10 is evenly arranged with six posts
Plug chamber 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
Planetary mode arranges, and described plunger 11 is located in described plunger cavity 13, and end contacted with described cam 16,16 turns of described cam
When dynamic, plunger 11 is driven to do linear reciprocating motion in plunger cavity 13 successively；The end face of the described pump housing 10 is vertically installed with six
Valve pocket 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
On the side wall of the described 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
End face on, plunger cavity 13 and valve pocket 14 arranged for interval, the space of the pump housing 10 can be made full use of, reduce the volume of the pump housing 10；Institute
State and in valve pocket 14, be provided with two check valves 15, respectively check valve a19 and check valve b20, the side wall setting of the described pump housing 10
There are inlet opening 21 and apopore 22, both are connected with described valve pocket 14 respectively, and check valve a19 puts down, and check valve b20 puts, will
The water side of check valve a19 is connected with the water inlet end of check valve b20, meanwhile, the water inlet end of check valve a19 and described inlet opening 21
It is connected, the water side of check valve b20 is connected with described apopore 22, during plunger 11 motion, external water source is from described inlet opening
21 enter in valve pocket 14, and from the unidirectional entrance of water inlet end of check valve a19, the water side of check valve a19 is with check valve b20's at water source
Water inlet end connects, and water source continues one-way flow, and during pressure rise, the water source of entrance flows out from the water side of check valve b20, unidirectional
The water side of valve b20 is connected with apopore 22, thus spraying 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
11 end is provided with pulley 18, and described pulley 18 is adapted 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
Hold 25 centers being located at the pump housing 10 bottom, 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 preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (4)
1. the oil-less pump on a kind of 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 located on the axis of the pump housing, described bent axle is arranged with cam, the side wall 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 is arranged around this axis with planetary mode
Row, described plunger is located at described plunger intracavity, 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, is provided with two check valves, described pump in described valve pocket
The side wall of body is provided with inlet opening and apopore, and both are connected with described valve pocket respectively.
2. the oil-less pump on a kind of cleaning machine according to claim 1 it is characterised in that：One circle is provided with described cam
Chute, the end of described plunger is provided with pulley, and described pulley is adapted with described chute.
3. the oil-less pump on a kind of cleaning machine according to claim 1 it is characterised in that：Described plunger cavity is uniformly distributed
On the side wall 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.
4. the oil-less pump on a kind of cleaning machine according to claim 1 it is characterised in that：One end of described bent axle is provided with
Fixing bearing, described fixing bearing is located at the center of pump housing bottom, 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 |
|---|---|---|---|
| CN201620829256.8U CN205977569U (en) | 2016-08-01 | 2016-08-01 | Oil -less pump on cleaning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620829256.8U CN205977569U (en) | 2016-08-01 | 2016-08-01 | Oil -less pump on cleaning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977569U true CN205977569U (en) | 2017-02-22 |
Family
ID=58028952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620829256.8U Expired - Fee Related CN205977569U (en) | 2016-08-01 | 2016-08-01 | Oil -less pump on cleaning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977569U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050594A (en) * | 2016-08-01 | 2016-10-26 | 浙江水魔力机电设备有限公司 | Oilless pump on cleaning machine |
| CN109236595A (en) * | 2018-09-21 | 2019-01-18 | 合肥工业大学 | A kind of multiple rows of multiple-action inner curved digital variable radial-plunger pump of rotor driving |
-
2016
- 2016-08-01 CN CN201620829256.8U patent/CN205977569U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050594A (en) * | 2016-08-01 | 2016-10-26 | 浙江水魔力机电设备有限公司 | Oilless pump on cleaning machine |
| CN109236595A (en) * | 2018-09-21 | 2019-01-18 | 合肥工业大学 | A kind of multiple rows of multiple-action inner curved digital variable radial-plunger pump of rotor driving |
| CN109236595B (en) * | 2018-09-21 | 2020-02-18 | 合肥工业大学 | Multi-row multi-action inner curve rotor driving digital variable radial plunger pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180801 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |