CN203925976U - A kind of piston pump flow deviding type transfer passage structure - Google Patents
A kind of piston pump flow deviding type transfer passage structure Download PDFInfo
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- CN203925976U CN203925976U CN201420143906.4U CN201420143906U CN203925976U CN 203925976 U CN203925976 U CN 203925976U CN 201420143906 U CN201420143906 U CN 201420143906U CN 203925976 U CN203925976 U CN 203925976U
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- cylinder
- piston pump
- transfer passage
- type transfer
- pump flow
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Abstract
The utility model discloses a kind of piston pump flow deviding type transfer passage structure, comprise the intake tunnel and the exhalant canal that are communicated with cylinder, wherein, described intake tunnel and cylinder are perpendicular; Described exhalant canal is coaxially arranged at the top of cylinder.In piston pump flow deviding type transfer passage structure of the present utility model, top with cylinder is set because described exhalant canal is coaxial, therefore when piston carries out water while carrying moving upward, water is subject to force direction to follow the flow direction of water identical, so suffered resistance obviously reduces; In addition, owing to not having intersection edges edge between exhalant canal and the sidewall of cylinder, so piston can not be worn in the process of moving up and down, thereby extends the operating life of piston packing.
Description
Technical field
The utility model relates to a kind of parts of piston pump, is specifically related to a kind of piston pump flow deviding type transfer passage structure.
Background technique
At application high-temperature vapours such as steam cleaners, carry out in clean cleaning appliance, include the piston pump for delivery of water.This piston pump mainly comprises shell, motor, cylinder, piston and for the power-transmitting unit to piston by the transmission of power of motor, in described piston setting and cylinder, this cylinder is communicated with water channel, and water channel comprises intake tunnel and exhalant canal.Along with piston is reciprocating in cylinder,, the water that makes water storage box constantly sucks in cylinder from water inlet, and from the water yield of water outlet stable output to in back pressure steam generator.In existing piston pump, water channel is across the top of cylinder, laterally runs through the sidewall of cylinder, forms " T " character form structure with cylinder, and the top of cylinder forms closed end.In working procedure, when piston moves downward, water enters in cylinder from intake tunnel, when piston moves upward, water in cylinder is discharged from exhalant canal, because the flow direction of exhalant canal and the moving direction of piston are 90 °, so piston there will be " building the pressure " phenomenon in the process moving upward, and increased resistance.In addition, piston is in the process moving up and down, and the intersection edges of described exhalant canal and cylinder wall produces periodically wearing and tearing along meeting to piston, piston is easily worn and causes leakage vapour, does not go up the phenomenons such as water.
Model utility content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of water channel structure of piston pump is provided, and this water channel structure has the advantages such as working resistance is little, piston packing is not easy to wear.
The technological scheme that the utility model solves the problems of the technologies described above is:
A piston pump flow deviding type transfer passage structure, comprises the intake tunnel and the exhalant canal that are communicated with cylinder, and wherein, described intake tunnel and cylinder are perpendicular; It is characterized in that, described exhalant canal is coaxially arranged at the top of cylinder.
A preferred version of the present utility model, wherein, described intake tunnel is provided with water feeding one-way valve, and described exhalant canal is provided with out water one-way valve.Water feeding one-way valve is set and is with the effect that goes out water one-way valve, when piston moves downward, water one-way valve closure is opened, gone out to water feeding one-way valve, water enters, and when piston moves upward, water feeding one-way valve is closed, water outlet one-way valve opens, water is discharged, thereby realizes the continuous conveying of water.
A preferred version of the present utility model, wherein, described water feeding one-way valve and go out water one-way valve and make by rubber, comprises wall body and inner passage, and wherein, one end of inner passage is outlet, and under normality, this elasticity of export is closed; In the cross section of described wall body, there is the tapering part increasing gradually to the other end radial dimension from one end of described outlet.Above-mentioned water feeding one-way valve with the working principle that goes out water one-way valve is: under normality, due to the elastic reaction of rubber self, the outlet of described inner passage is closed; When piston moves downward, in cylinder, form vacuum, the outlet in water feeding one-way valve is opened, and water enters; When piston moves upward, cylinder pressure increases, and because outlet one end of one-way valve has tapering part, cylinder pressure acts on this tapering part, impels outlet closed, and meanwhile, the pressure of cylinder impels the outlet that water one-way valve to open, and water is discharged.
A preferred version of the present utility model, wherein, the inside of the shell of described piston pump is provided with inner core, and the inner chamber of this inner core forms described cylinder.The technique effect of this preferred version is, cylinder is to be independent of the parts that are installed in shell, and the standardization of being convenient to cylinder generates, and is also convenient to the assembling with miscellaneous part.
A preferred version of the present utility model, wherein, described intake tunnel consists of the inner chamber of intake pipe, and this intake pipe is connected on inner core along side direction; Described exhalant canal consists of the inner chamber of outlet pipe, and this outlet pipe is coaxially arranged at the top of inner core.The technique effect of this preferred version is, intake tunnel and exhalant canal are arranged at independently in parts, is convenient to standardized production, simplifies the structure of parts.
A preferred version of the present utility model, wherein, the middle part of described inner core is provided with the intake pipe assembly department along side extending, and one end of described intake pipe is sealedly attached in this intake pipe assembly department; The upper end of described inner core is provided with outlet pipe assembly department, and one end of described outlet pipe is sealedly attached in this outlet pipe assembly department.The technique effect of this preferred version is, is convenient to the installation of intake pipe and outlet pipe, and intake tunnel and exhalant canal can be communicated with cylinder better.
A preferred version of the present utility model, wherein, described water feeding one-way valve water supply connector is connected on the end of intake pipe.Adopt the technique effect of this preferred version to be, be convenient to the connection of water feeding one-way valve and intake pipe.
A preferred version of the present utility model, wherein, the bottom of the inner chamber of described outlet pipe assembly department is provided with dividing plate, and this dividing plate is provided with and extends upward locating column, is provided with the through hole of the inner chamber that is communicated with cylinder and outlet pipe assembly department in this locating column; Described one end that goes out water one-way valve is enclosed within on described locating column.Adopt the beneficial effect of this preferred version to be, be convenient to installation and the sealing of water one-way valve.
The utility model compared with prior art has following beneficial effect:
In piston pump flow deviding type transfer passage structure of the present utility model, top with cylinder is set because described exhalant canal is coaxial, therefore when piston carries out water while carrying moving upward, water is subject to force direction to follow the flow direction of water identical, so suffered resistance obviously reduces; In addition, owing to not having intersection edges edge between exhalant canal and the sidewall of cylinder, so piston can not be worn in the process of moving up and down, thereby extends the operating life of piston packing.
Accompanying drawing explanation
Fig. 1 is the perspective view of an embodiment of piston pump flow deviding type transfer passage structure of the present utility model.
Fig. 2 is the sectional view of Fig. 1 illustrated embodiment.
Fig. 3 is the perspective view of water feeding one-way valve in Fig. 2.
Fig. 4 is the sectional view of inner core in Fig. 2.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but mode of execution of the present utility model is not limited to this.
Referring to Fig. 1 and Fig. 2, described piston pump is mainly by shell 1, motor 10, cylinder 5, piston 8, piston rod 9 and for the transmission of power of motor 10 is formed to power-transmitting unit 13 of piston 8 etc.
Referring to Fig. 1 and Fig. 2, the water channel structure of piston pump of the present utility model comprises intake tunnel 6 and the exhalant canal 7 being communicated with cylinder 5, and wherein, described intake tunnel 6 is perpendicular with cylinder 5, and described exhalant canal 7 is coaxially arranged at the top of cylinder 5.
Referring to Fig. 1, Fig. 2 and Fig. 4, the shell 1 of described piston pump is combined by left and right two-part, and the inside of this shell 1 is provided with inner core 2, and the inner chamber of this inner core 2 forms described cylinder 5.The middle part of described inner core 2 is provided with the intake pipe assembly department 2-1 along side extending, and the inside of this intake pipe assembly department 2-1 has the passage that is communicated with cylinder 5.The upper end of described inner core 2 is provided with outlet pipe assembly department 2-2.Described intake tunnel 6 consists of the inner chamber of intake pipe 3, this intake pipe 3 is L-shaped, one end of the horizontal segment of this intake pipe 3 is inserted in intake pipe assembly department 2-1, thereby the outer wall of this insertion portion is provided with seal ring, forms and is tightly connected with intake pipe assembly department 2-1.Described exhalant canal 7 consists of the inner chamber of outlet pipe 4, and this outlet pipe 4 is straight tube, and this outlet pipe 4 is coaxially inserted in the outlet pipe assembly department 2-2 of inner core 2, and the outer wall of this insertion portion is provided with seal ring, thereby forms and be tightly connected with outlet pipe assembly department 2-2.
Referring to Fig. 1～Fig. 4, described intake tunnel 6 is provided with admission one-way valve 11, and described exhalant canal 7 is provided with out water one-way valve 12.Wherein, described water feeding one-way valve 11 and go out water one-way valve 12 and make by rubber, comprises wall body and inner passage, and wherein, one end of inner passage is outlet, and under normality, this elasticity of export is closed.In the cross section of described wall body, there is the tapering part increasing gradually to the other end radial dimension from one end of described outlet, acting on of this tapering part, when one-way valve chamber pressure is greater than external pressure, described outlet is opened, and when one-way valve chamber pressure is less than external pressure, external pressure has the effect (and can not impel outlet to open) that impels outlet closed.Referring to Fig. 3, import one end water supply connector of described water feeding one-way valve 11 is connected on the end of intake pipe 3, and outlet 11-1 one end of this water feeding one-way valve 11 extends to and approaches cylinder 5 sidewalls.The bottom of the inner chamber of described outlet pipe assembly department 2-2 is provided with dividing plate 2-3, and this dividing plate 2-3 is provided with and extends upward locating column 2-4, is provided with the through hole 2-5 of the inner chamber that is communicated with cylinder 5 and outlet pipe assembly department 2-2 in this locating column 2-4; It is upper that described one end that goes out water one-way valve 12 is enclosed within described locating column 2-4, and this goes out the inside that water one-way valve 12 is embedded in outlet pipe 4, and the lower end of outlet pipe 4 is pressed on the outer rim that the entrance point of water one-way valve 12 on dividing plate 2-3.
Above-mentioned is preferably mode of execution of the utility model; but mode of execution of the present utility model is not subject to the restriction of foregoing; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (8)
1. a piston pump flow deviding type transfer passage structure, comprises the intake tunnel and the exhalant canal that are communicated with cylinder, and wherein, described intake tunnel and cylinder are perpendicular; It is characterized in that, described exhalant canal is coaxially arranged at the top of cylinder.
2. piston pump flow deviding type transfer passage structure according to claim 1, is characterized in that, described intake tunnel is provided with water feeding one-way valve, and described exhalant canal is provided with out water one-way valve.
3. piston pump flow deviding type transfer passage structure according to claim 2, is characterized in that, described water feeding one-way valve and go out water one-way valve and make by rubber, comprise wall body and inner passage, wherein, one end of inner passage is outlet, and under normality, this elasticity of export is closed; In the cross section of described wall body, there is the tapering part increasing gradually to the other end radial dimension from one end of described outlet.
4. piston pump flow deviding type transfer passage structure according to claim 3, is characterized in that, the inside of the shell of described piston pump is provided with inner core, and the inner chamber of this inner core forms described cylinder.
5. piston pump flow deviding type transfer passage structure according to claim 4, is characterized in that, described intake tunnel consists of the inner chamber of intake pipe, and this intake pipe is connected on inner core along side direction; Described exhalant canal consists of the inner chamber of outlet pipe, and this outlet pipe is coaxially arranged at the top of inner core.
6. piston pump flow deviding type transfer passage structure according to claim 5, is characterized in that, the middle part of described inner core is provided with the intake pipe assembly department along side extending, and one end of described intake pipe is sealedly attached in this intake pipe assembly department; The upper end of described inner core is provided with outlet pipe assembly department, and one end of described outlet pipe is sealedly attached in this outlet pipe assembly department.
7. piston pump flow deviding type transfer passage structure according to claim 6, is characterized in that, described water feeding one-way valve is threadedly connected on the end of intake pipe.
8. piston pump flow deviding type transfer passage structure according to claim 6, it is characterized in that, the bottom of the inner chamber of described outlet pipe assembly department is provided with dividing plate, and this dividing plate is provided with and extends upward locating column, is provided with the through hole of the inner chamber that is communicated with cylinder and outlet pipe assembly department in this locating column; Described one end that goes out water one-way valve is enclosed within on described locating column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143906.4U CN203925976U (en) | 2014-03-27 | 2014-03-27 | A kind of piston pump flow deviding type transfer passage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143906.4U CN203925976U (en) | 2014-03-27 | 2014-03-27 | A kind of piston pump flow deviding type transfer passage structure |
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| Publication Number | Publication Date |
|---|---|
| CN203925976U true CN203925976U (en) | 2014-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420143906.4U Expired - Fee Related CN203925976U (en) | 2014-03-27 | 2014-03-27 | A kind of piston pump flow deviding type transfer passage structure |
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| CN (1) | CN203925976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105057A (en) * | 2017-12-28 | 2018-06-01 | 广东天物新材料科技有限公司 | A kind of water pump |
-
2014
- 2014-03-27 CN CN201420143906.4U patent/CN203925976U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105057A (en) * | 2017-12-28 | 2018-06-01 | 广东天物新材料科技有限公司 | A kind of water pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 511442, No. 8, Golden Road, Li Ma Village, South Village, Panyu District, Guangzhou, Guangdong Patentee after: GUANGDONG MINGLANG INTELLIGENT TECHNOLOGY Co.,Ltd. Address before: 511442, No. 8, Golden Road, Li Ma Village, South Village, Panyu District, Guangzhou, Guangdong Patentee before: MINLEO CO.,LTD. Address after: 511442, No. 8, Golden Road, Li Ma Village, South Village, Panyu District, Guangzhou, Guangdong Patentee after: MINLEO CO.,LTD. Address before: 511442, No. 8, Golden Road, Li Ma Village, South Village, Panyu District, Guangzhou, Guangdong Patentee before: Guangdong Minglang Life Products Manufacturing Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20190327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |