CN204253305U - A kind of pump - Google Patents
A kind of pump Download PDFInfo
- Publication number
- CN204253305U CN204253305U CN201420606462.3U CN201420606462U CN204253305U CN 204253305 U CN204253305 U CN 204253305U CN 201420606462 U CN201420606462 U CN 201420606462U CN 204253305 U CN204253305 U CN 204253305U
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- CN
- China
- Prior art keywords
- piston
- piston rod
- inflator body
- pedestal
- communicated
- 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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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a kind of pump, it comprises: a pedestal, the inflator body be installed on pedestal, the end cap be installed on inflator body, be installed in inflator body and the piston rod stretched out in outside end cap and be installed on handle and the piston at piston rod two ends, this piston falls into inflator chamber body, this pedestal is provided with the first valve being communicated with inflator chamber body; Described piston rod has the through hole of its upper and lower end through, described piston comprises and is mutually permanently connected and is first, second piston sheet of upper and lower layers distribution and takes shape in the connecting tube of first piston sheet upper end, and this connecting tube is communicated with the interval formed between first, second piston sheet; Described piston-rod lower end and connecting tube are fixed, and are communicated with; Described handle, at its lower end and piston rod upper end are fixed, and handle are provided with the second valve be communicated with the through hole of piston rod, and wherein piston rod upper end is provided with one-way valve.The utility model structure is simple, rapid operation, and charging efficiency is high, and effect is also highly desirable.
Description
Technical field:
The utility model relates to pump product technical field, refers in particular to a kind of structure simply, rapid operation, and the pump that inflation effect is highly desirable.
Background technique:
Pump is exactly a kind of air pump (inflator), in order to inject or to supplement various tire and some ball required air.
Current existing pump generally comprises: a pedestal, the inflator body be installed on pedestal, the end cap be installed on inflator body, be installed in inflator body and the piston rod stretched out in outside end cap and be installed on handle and the piston at piston rod two ends, this piston falls into inflator chamber body, this pedestal is provided with the valve being communicated with inflator chamber body, in use, user holds handle and runs up and down, to produce gas, and flow out from valve.It is not ideal enough to there is inflation effect in current existing pump, operates the deficiency of comparatively requiring great effort.
Model utility content:
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of structure simple, rapid operation, and the pump that inflation effect is highly desirable.
In order to solve the problems of the technologies described above, the utility model have employed following technical proposals: this pump comprises: a pedestal, the inflator body be installed on pedestal, the end cap be installed on inflator body, be installed in inflator body and the piston rod stretched out in outside end cap and be installed on handle and the piston at piston rod two ends, this piston falls into inflator chamber body, this pedestal is provided with the first valve being communicated with inflator chamber body; Described piston rod has the through hole of its upper and lower end through, described piston comprises and is mutually permanently connected and is first, second piston sheet of upper and lower layers distribution and takes shape in the connecting tube of first piston sheet upper end, and this connecting tube is communicated with the interval formed between first, second piston sheet; Described piston-rod lower end and connecting tube are fixed, and are communicated with; Described handle, at its lower end and piston rod upper end are fixed, and handle are provided with the second valve be communicated with the through hole of piston rod, and wherein piston rod upper end is provided with one-way valve.
Furthermore, in technique scheme, described first piston sheet is provided with the first perforation being communicated with the interval formed between connecting tube and first, second piston sheet, and forms strengthening rib between first piston sheet and connecting tube.
Furthermore, in technique scheme, first, second piston sheet described is in the same size, and is fixed by dunnage between it, to form described interval; Wherein, first, second piston sheet outer rim described all convexedly stretches in outside dunnage.
Furthermore, in technique scheme, described inflator body upper end is also fixed with an airtight plate, this airtight plate lower end protrudes formation one bump downwards, and embed described inflator body upper end-hole by this bump, and airtight plate is provided with the position, hole passed for piston rod and the first pore being positioned at periphery, position, hole; Described end cap cover cap on airtight plate, and end cap is provided with the second perforation.
Furthermore, in technique scheme, described base bottom is provided with a mounting groove, this mounting groove is installed a bottom, forms one first chamber between this bottom and mounting groove, through the first described valve of this first chamber.
Furthermore, in technique scheme, described pedestal upper end is provided with an installation position of installing for described inflator body, the second pore of some through described mounting grooves is provided with bottom this installation position, after making inflator body lower end be fixed on this installation position, inflator chamber body and the first chamber.
Furthermore, in technique scheme, described both sides, pedestal upper end are provided with a plurality of for anti-skidding salient point.
After adopting technique scheme, the utility model has following beneficial effect compared with prior art: when the utility model uses, when user's gripping handle is pulled upwardly, piston rod and piston all move up, in piston, first piston sheet outer rim is depressed under pressure action power, so that form gap with inflator inner body wall, and inflator body upper part divides inner chamber constantly to diminish, the air then continuous interval from being formed between first, second piston sheet flows into, flow out from the second valve handle, to inflate external device after flowing through piston rod, one-way valve.Meanwhile, inflator body lower part divides inner chamber constantly to become large, air constantly fills into inflator body lower part from the first valve and divides inner chamber, when user's gripping handle is depressed downwards, in piston, the second piston sheet outer rim is depressed under pressure action power, so that form gap with inflator inner body wall, and inflator body lower part divides inner chamber constantly to diminish, the air then continuous interval from being formed between first, second piston sheet flows into, flow out from the second valve handle, to inflate external device after flowing through piston rod, one-way valve.In sum, no matter when user's pull-up or pressure handle, can inflate external device, not only substantially increase charging efficiency of the present utility model, and it is comparatively laborsaving to operate, and inflation effect is highly desirable.
Accompanying drawing illustrates:
Fig. 1 is stereogram of the present utility model;
Fig. 2 is three-dimensional exploded view of the present utility model;
Fig. 3 is the stereogram of pedestal in the utility model;
Fig. 4 is the stereogram of piston in the utility model.
Embodiment:
Below in conjunction with specific embodiments and the drawings, the utility model is further illustrated.
See shown in Fig. 1-4, for a kind of pump, it comprises: a pedestal 1, the inflator body 2 be installed on pedestal 1, the end cap 3 be installed on inflator body 2, be installed in inflator body 2 and the piston rod 4 stretched out in outside end cap 3 and the handle 5 being installed on piston rod 4 two ends and piston 6, this piston 6 falls into inflator body 2 inner chamber, this pedestal 1 is provided with the first valve 11 being communicated with inflator body 2 inner chamber; Described piston rod 4 has the through hole of its upper and lower end through, and handle 5 is provided with the second valve 51 be communicated with the through hole of piston rod 4, this second valve 51, is communicated with the through hole of piston rod 4.
Be provided with a mounting groove 12 bottom described pedestal 1, this mounting groove 12 installed a bottom 13, between this bottom 13 and mounting groove 12, form one first chamber, through the first described valve 11 of this first chamber.In addition, described pedestal 1 upper end is provided with an installation position 14 of installing for described inflator body 2, the second pore of some through described mounting grooves 12 is provided with bottom this installation position 14, after making inflator body 2 lower end be fixed on this installation position 14, inflator body 2 inner chamber and the first chamber.
Described both sides, pedestal 1 upper end are provided with a plurality of for anti-skidding salient point 15.
Described inflator body 2 upper end is also fixed with an airtight plate 21, this airtight plate 21 lower end protrudes formation one bump downwards, and embed described inflator body 2 upper end-hole by this bump, and airtight plate 21 is provided with the position, hole 211 passed for piston rod and the first pore being positioned at periphery, position, hole 211; Described end cap 3 cover cap on airtight plate 21, and end cap 3 is provided with the second perforation.
Described piston 6 comprises and is mutually permanently connected and is first, second piston sheet 61,62 of upper and lower layers distribution and takes shape in the connecting tube 63 of first piston sheet 61 upper end, and this connecting tube 63 is communicated with the interval formed between first, second piston sheet 61,62.
Described first, second piston sheet 61,62 in the same size, and fixed by dunnage between it, to form described interval; Wherein, first, second piston sheet 61,62 outer rim described all convexedly stretches in outside dunnage, and wherein, this first, second piston sheet 61,62 outer rim is comparatively soft.Described first piston sheet 61 is provided with the first perforation 601 being communicated with the interval formed between connecting tube 63 and first, second piston sheet 61,62, and forms strengthening rib 611 between first piston sheet 61 and connecting tube 63.
Described piston rod 4 lower end and connecting tube 63 are fixed, and are communicated with; Described handle 5 lower end and piston rod 4 upper end are fixed, and handle 5 is provided with the second valve 51 be communicated with the through hole of piston rod 4, wherein piston rod 4 upper end is provided with one-way valve 41, this one-way valve 41 controls gas flow second valve 51 that can only make in piston rod 4, and the air of the second valve 51 can not flow in piston rod 4.
When the utility model uses, when user's gripping handle 5 is pulled upwardly, piston rod 4 and piston 6 all move up, in piston 6, first piston sheet 61 outer rim is depressed under pressure action power, so that forms gap with inflator body 2 inwall, and inflator body 2 upper part inner chamber constantly diminishes, air is the continuous interval inflow from being formed between first, second piston sheet 61,62 then, flow out from the second valve 51 handle 5, to inflate external device after flowing through piston rod 4, one-way valve.Meanwhile, inflator body 2 lower part inner chamber constantly becomes large, air constantly fills into inflator body 2 lower part inner chamber from the first valve 11, when user's gripping handle 5 is depressed downwards, in piston 6, the second piston sheet 62 outer rim is depressed under pressure action power, so that form gap with inflator body 2 inwall, and inflator body 2 lower part inner chamber constantly diminishes, the air then continuous interval from being formed between first, second piston sheet 61,62 flows into, flow out from the second valve 51 handle 5, to inflate external device after flowing through piston rod 4, one-way valve.In sum, no matter when user's pull-up or pressure handle 5, can inflate external device, not only substantially increase charging efficiency of the present utility model, and it is comparatively laborsaving to operate, and inflation effect is highly desirable.
Certainly, the foregoing is only specific embodiment of the utility model, be not limit the utility model practical range, all equivalences done according to structure, feature and principle described in the utility model claim change or modify, and all should be included in the utility model claim.
Claims (7)
1. a pump, it comprises: a pedestal (1), the inflator body (2) be installed on pedestal (1), the end cap (3) be installed on inflator body (2), be installed in inflator body (2) and stretch out in end cap (3) piston rod outward (4) and be installed on handle (5) and the piston (6) at piston rod (4) two ends, this piston (6) falls into inflator body (2) inner chamber, this pedestal (1) is provided with the first valve (11) being communicated with inflator body (2) inner chamber;
It is characterized in that: described piston rod (4) has the through hole of its upper and lower end through, described piston (6) comprises and is mutually permanently connected and is first, second piston sheet (61,62) of upper and lower layers distribution and takes shape in the connecting tube (63) of first piston sheet (61) upper end, and this connecting tube (63) is communicated with the interval formed between first, second piston sheet (61,62); Described piston rod (4) lower end and connecting tube (63) are fixed, and are communicated with; Described handle (5) lower end and piston rod (4) upper end are fixed, and handle (5) is provided with the second valve (51) be communicated with the through hole of piston rod (4), wherein piston rod (4) upper end is provided with one-way valve (41).
2. a kind of pump according to claim 1, it is characterized in that: described first piston sheet (61) is provided with the first perforation (601) being communicated with the interval formed between connecting tube (63) and first, second piston sheet (61,62), and forms strengthening rib (611) between first piston sheet (61) and connecting tube (63).
3. a kind of pump according to claim 2, is characterized in that: first, second piston sheet described (61,62) is in the same size, and is fixed by dunnage (64), to form described interval between it; Wherein, first, second piston sheet described (61,62) outer rim all convexedly stretches in outside dunnage.
4. a kind of pump according to claim 1, it is characterized in that: described inflator body (2) upper end is also fixed with an airtight plate (21), this airtight plate (21) lower end protrudes formation one bump downwards, and embed described inflator body (2) upper end-hole by this bump, and airtight plate (21) is provided with the position, hole (211) passed for piston rod and the first pore being positioned at periphery, position, hole (211); Described end cap (3) cover cap on airtight plate (21), and end cap (3) is provided with the second perforation.
5. a kind of pump according to claim 1-4 any one, it is characterized in that: described pedestal (1) bottom is provided with a mounting groove (12), upper installation one bottom (13) of this mounting groove (12), one first chamber is formed, through described the first valve (11) of this first chamber between this bottom (13) and mounting groove (12).
6. a kind of pump according to claim 5, it is characterized in that: described pedestal (1) upper end is provided with an installation position (14) of installing for described inflator body (2), bottom, this installation position (14) is provided with second pore (141) of some through described mounting grooves (12), after making inflator body (2) lower end be fixed on this installation position (14), inflator body (2) inner chamber and the first chamber.
7. a kind of pump according to claim 6, is characterized in that: described pedestal (1) both sides, upper end are provided with a plurality of for anti-skidding salient point (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420606462.3U CN204253305U (en) | 2014-10-20 | 2014-10-20 | A kind of pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420606462.3U CN204253305U (en) | 2014-10-20 | 2014-10-20 | A kind of pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204253305U true CN204253305U (en) | 2015-04-08 |
Family
ID=52957622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420606462.3U Expired - Fee Related CN204253305U (en) | 2014-10-20 | 2014-10-20 | A kind of pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204253305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799007A (en) * | 2016-05-11 | 2017-06-06 | 张建华 | A kind of body-building apparatus |
-
2014
- 2014-10-20 CN CN201420606462.3U patent/CN204253305U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106799007A (en) * | 2016-05-11 | 2017-06-06 | 张建华 | A kind of body-building apparatus |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20181020 |