CN204672474U - A kind of atomizing pump - Google Patents
A kind of atomizing pump Download PDFInfo
- Publication number
- CN204672474U CN204672474U CN201520350236.8U CN201520350236U CN204672474U CN 204672474 U CN204672474 U CN 204672474U CN 201520350236 U CN201520350236 U CN 201520350236U CN 204672474 U CN204672474 U CN 204672474U
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- Prior art keywords
- piston
- head cap
- atomizing pump
- bottle cap
- shaped
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Abstract
The utility model relates to a kind of atomizing pump, comprises head cap, bottle cap, the pump housing, piston, hoodle and spring, and the side of head cap is provided with shower nozzle; Bottle cap is for being connected to bottle by atomizing pump; The pump housing is located on the downside of bottle cap end face; Piston lower portion remains tight engagement through being connected in extrusion chamber and with the inwall of extrusion chamber of can moving up and down of through hole.The structure of sprayer in prior art simplifies by the utility model, makes spraying pump structure advantages of simple more, is convenient to manufacture and assembling, thus reduces the production cost of atomizing pump, improves the competitiveness of product in market; Simultaneously, the ingenious syndeton that make use of between piston and head cap of the utility model, without the need to arranging hermetically-sealed construction in addition, namely the sealing of atomizing pump is achieved, thus the leakage problem avoided when bottle is inverted, and connection between piston and body is simple and have good sealing, is convenient to liquid to be pressed in spray chamber, make the spray amount of atomizing pump large and stable, easy to use.
Description
Technical field
The utility model relates to micro-sprayer technical field, specifically refers to a kind of atomizing pump.
Background technology
Sprayer, owing to designing fineness, easy to use, has been widely used in the industry such as daily use chemicals and medicine.Existing sprayer, due to the defect in design, is often deposited the shortcomings such as in use to play pump relatively slow, and spray volume is stable not, cannot be met the demand of user.
In order to solve the problem, application publication number is that Chinese invention patent application " sprayer of mouth structure grabbed by a kind of band easy to connect " (application number: 201310683212.X) of CN103721881A discloses a kind of structure, it includes envelope cup, envelope cup includes envelope cup, outwardly connecting portion is provided with in envelope cup, cannelure is provided with between connecting portion and envelope cup, envelope cup upper end surrounding is provided with flange, annular button bit is formed between flange and envelope cup outer wall, connecting portion is provided with installing hole, pump chamber is provided with in installing hole, internal gasket is provided with between pump chamber upper end and connecting portion, in pump chamber upper end, outer wall is provided with position limiting convex ring, connecting portion is evenly equipped with multiple convex that pump chamber can be made to be close-coupled in envelope cup and grabs mouth, convex is grabbed mouth and is fastened on position limiting convex ring lower surface, pump rod assembly is provided with in pump chamber, the button that can drive pump rod component operation is provided with on pump rod assembly top.
Although the sprayer of said structure can make spray volume relatively stable, but due to its complex structure, not only assemble inconvenience, also easily cause spraying unsuccessfully because of combination miss between any two parts, and, numerous and diverse parts cause the production cost of sprayer entirety higher, reduce the competitiveness of product in market.
Therefore, for current atomizing pump, await doing further improvement.
Utility model content
Technical problem to be solved in the utility model is the present situation for prior art, provide a kind of simple and reasonable, production cost is low, the easy to use and atomizing pump that spray amount is stable.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of atomizing pump, comprises
Head cap, the side of this head cap is provided with shower nozzle, and the inner top surface of this head cap has the connector to downward-extension, and this connector has the spray chamber be connected with the nozzle of described shower nozzle;
Bottle cap, for described atomizing pump is connected to bottle, this bottle cap circumferentially offers through hole; What described head cap can move up and down is located on bottle cap;
It is characterized in that: also comprise
The pump housing, being located on the downside of described bottle cap end face and having the upper port corresponding with through hole, this pump housing top has extrusion chamber, and bottom forms limited mouth;
Piston, this piston upper end is connected with described connector, and piston lower portion remains tight engagement through being connected in extrusion chamber and with the inwall of extrusion chamber of can moving up and down of described through hole, has the flowing lumen of up/down perforation in this piston;
Hoodle, what can move up and down is located in described extrusion chamber, moves down and limited mouth can be sealed; And
Spring, is sheathed on the periphery of described piston and trend head cap being remained move upward.
As further improvement of the utility model, described connector lower end has the Plug Division to downward-extension, described spray chamber is opened on this Plug Division, described spray chamber inwall has protuberance circumferentially, and described internal piston has the inserting column that can insert in spray chamber;
Described connector lower end has the slot that the periphery around Plug Division is arranged, this slot inwall has the first flange collar circumferentially, corresponding, the periphery wall of described piston upper end has the first buckle of the clamping that to match with the first flange collar;
Not under using state, have a space between bottom described piston upper end and slot, periphery wall and the protuberance of described inserting column closely offset; Under using state, be tight against bottom described piston upper end and slot, between the periphery wall of described inserting column and protuberance, be formed with the gap flow through for liquid.
In said structure, the stator that described inserting column is arranged in inserting column periphery by interval is connected on piston inner wall, and inserting column, stator and piston are one-body molded; Not under using state, periphery wall and the protuberance of inserting column closely offset, thus prevent liquid from flowing into spray chamber, make atomizing pump of the present utility model have good sealing, Leakage prevention; Under using state, be tight against bottom piston upper end and slot, the material adopting the plastics of thinner thickness etc. that certain deformation easily occurs due to piston is made, under top land is tight against effect bottom slot, inserting column in piston inwardly shrinks, thus make between the periphery wall of inserting column and protuberance, to be formed with the gap flow through for liquid, be convenient to liquid and enter in spray chamber.
As preferably, described inserting column top inwardly offers a blind hole, and the internal perisporium of this blind hole is shaped to the taper mesa-shaped that upper end is large, lower end is little.The inserting column that the setting of this structure is convenient in piston inwardly shrinks, thus forms the gap flow through for liquid.
In above-mentioned each scheme, the internal perisporium of described spray chamber bottom is shaped to the taper mesa-shaped that internal diameter from top to bottom increases gradually.This structure increases the opening of spray chamber bottom, is convenient to discharge the gas in the pump housing, is also convenient to liquid and enters in spray chamber.
Further, described piston lower portion is shaped to the taper mesa-shaped that external diameter from top to bottom increases gradually, corresponding, the internal perisporium of described through hole is shaped to the taper mesa-shaped matched with piston lower portion, and the cone angle of described through hole internal perisporium is greater than the cone angle of piston lower portion.Adopt said structure, make interference fit between through-hole wall and piston lower portion, guarantee that piston and the pump housing have good sealing in junction, prevent leakage.
Preferably, described bottle cap upper surface has the adapter sleeve upwards arranged, described through hole and spring surround wherein by this adapter sleeve; The internal perisporium of described adapter sleeve upper end has the second flange collar circumferentially, corresponding, the periphery wall of described head cap lower end has and mutually spacingly with the second flange collar is connected the second buckle preventing head cap from departing from adapter sleeve.This structure is that the connection of head cap is provided convenience, and is convenient to head cap and leads with the inwall of adapter sleeve and coordinate realization to move up and down, and can prevent head cap from departing from bottle cap.
Preferably, above described bottle cap, dismountable type is connected with one and head cap, adapter sleeve can be surrounded outer cover wherein, and described adapter sleeve periphery has bulge loop circumferentially, corresponding, described outer cover inner circumferential has the groove matched with bulge loop.When not using, outer cover can protect shower nozzle not by the pollution of extraneous dust etc.
Improve again, the extrusion chamber inwall above described limited mouth is provided with position-limited claw that can be spacing to hoodle.This structure is set, is used for limiting the stroke of hoodle, shortens the reciprocal distance of hoodle, make the spray amount of atomizing pump large and stable.
For the ease of connecting and assembling, the inner top surface of described bottle cap has the convex neck to downward-extension, the internal perisporium of this convex neck has the 3rd buckle circumferentially, described pump housing upper end is plugged in convex neck, and the periphery of the pump housing has the 3rd flange collar of blocking mutually with described 3rd buckle.
In above-mentioned each preferred version, described pump housing lower end is connected with a suction pipe, so that draw the liquid that in bottle, the degree of depth is darker.
In order to increase the sealing of bottle cap, described bottle cap inner top surface is provided with the pad arranged around convex neck.
Compared with prior art, the advantage of utility model is:
The structure of sprayer in prior art simplifies by the utility model, by means of only head cap, spring, bottle cap and coordinating between the pump housing, piston, hoodle, namely the fluid function of atomizing pump is achieved, make spraying pump structure advantages of simple more, be convenient to manufacture and assembling, thus reduce the production cost of atomizing pump, improve the competitiveness of product in market; Simultaneously, the ingenious syndeton that make use of between piston and head cap of the utility model, without the need to arranging hermetically-sealed construction in addition, namely the sealing of atomizing pump is achieved, thus the leakage problem avoided when bottle is inverted, and connection between piston and body is simple and have good sealing, is convenient to liquid to be pressed in spray chamber, make the spray amount of atomizing pump large and stable, easy to use.
Accompanying drawing explanation
Fig. 1 is the structural representation (hiding outer cover) of the utility model embodiment;
Fig. 2 is the sectional view (comprising outer cover) of Fig. 1;
Fig. 3 is the sectional view of another angle of Fig. 1;
Fig. 4 is the exploded view of Fig. 1;
Fig. 5 is the structural representation of head cap in Fig. 1;
Fig. 6 is the sectional view of Fig. 5;
Fig. 7 is the structural representation of piston in Fig. 4;
View when Fig. 8 is preliminary pressing head cap in the utility model embodiment;
Fig. 9 is the view that in the utility model embodiment, head cap moves downwardly to the limit;
Figure 10 is the view of unclamping head cap in the utility model embodiment in Fig. 9;
Figure 11 is the structure for amplifying schematic diagram of part A in Fig. 8;
Figure 12 is the structure for amplifying schematic diagram of part B in Figure 10.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Fig. 1 ~ 10, the atomizing pump of the present embodiment comprises head cap 1, bottle cap 2, the pump housing 3, piston 4, hoodle 5, spring 6, suction pipe 7 and outer cover 8.The side of head cap 1 is provided with shower nozzle 11, and the inner top surface of head cap 1 has the connector 12 to downward-extension, and this connector 12 has the spray chamber 121 be connected with the nozzle of shower nozzle 11; The inner side of bottle cap 2 has internal thread 21, and for atomizing pump is connected to bottle, what head cap 1 can move up and down is located on bottle cap 2.Concrete, bottle cap 2 upper surface has the adapter sleeve 23 upwards arranged, the internal perisporium of adapter sleeve 23 upper end has the second flange collar 231 circumferentially, corresponding, the periphery wall of head cap 1 lower end has and mutually spacingly with the second flange collar 231 is connected the second buckle 13 preventing head cap 1 from departing from adapter sleeve 23, head cap 1 leads with the inwall of adapter sleeve 23 thus achieves moving up and down of head cap 1.
Bottle cap 2 top has and circumferentially offers through hole 22, and this through hole 22 is positioned at the inner side of adapter sleeve 23, and the pump housing 3 to be located on the downside of bottle cap 2 end face and to be had the upper port corresponding with through hole 22, and the pump housing 3 top has the extrusion chamber 32 be communicated with upper port.Concrete, the inner top surface of bottle cap 2 has the convex neck 24 to downward-extension, and the internal perisporium of this convex neck 24 has the 3rd buckle 241 circumferentially, the pump housing 3 upper end is plugged in convex neck 24, and the periphery of the pump housing 3 has the 3rd flange collar 34 with the 3rd buckle 241 phase card.In order to increase the sealing of bottle cap 2, bottle cap 2 inner top surface is provided with the pad 25 arranged around convex neck 24.The pump housing 3 bottom forms the limited mouth 33 hoodle 5 can held, what hoodle 5 can move up and down is located in extrusion chamber 32, hoodle 5 moves down and limited mouth 33 can be sealed, extrusion chamber 32 inwall above limited mouth 33 is provided with position-limited claw 35 that can be spacing to hoodle 5, position-limited claw 35 is used for limiting the stroke of hoodle 5, shorten the reciprocal distance of hoodle 5, make the spray amount of atomizing pump large and stable.Suction pipe 7 is connected to the pump housing 3 lower end, so that draw the liquid that in bottle, the degree of depth is darker.
In the present embodiment, piston 4 upper end is connected with connector 12, and what piston 4 bottom can move up and down through through hole 22 to be connected in extrusion chamber 32 and to remain tight engagement with the inwall of extrusion chamber 32, has the flowing lumen 41 of up/down perforation in piston 4.Concrete, connector 12 lower end has the Plug Division 122 to downward-extension, and spray chamber 121 is opened on this Plug Division 122, spray chamber 121 inwall has protuberance 1211 circumferentially, and piston 4 inside has the inserting column 42 that can insert in spray chamber 121.Connector 12 lower end has the slot 123 that the periphery around Plug Division 122 is arranged, this slot 123 inwall has the first flange collar 1231 circumferentially, corresponding, the periphery wall of piston 4 upper end has the first buckle 43 of the clamping that to match with the first flange collar 1231.The stator 44 that inserting column 42 is arranged in inserting column 42 periphery by interval is connected on piston 4 inwall, inserting column 42, stator 43 and piston 1 are one-body molded, and the material that piston 4 entirety adopts the plastics of thinner thickness etc. that certain deformation easily occurs is made, inserting column 42 top inwardly offers a blind hole 421, and the internal perisporium of this blind hole 421 is shaped to the taper mesa-shaped that upper end is large, lower end is little.Not under using state, have a space between bottom piston 4 upper end and slot 123, periphery wall and the protuberance 1211 of inserting column 42 closely offset, thus prevent liquid from flowing into spray chamber 121, make the atomizing pump of the present embodiment have good sealing, Leakage prevention; Under using state, be tight against bottom piston 4 upper end and slot 123, the inserting column 42 in piston 4 inwardly shrinks, thus makes to be formed with the gap 1210 flow through for liquid between the periphery wall of inserting column 42 and protuberance 1211, is convenient to liquid and enters in spray chamber 121.
Spring 6 to be positioned at inside adapter sleeve 23 and to be sheathed on the periphery of piston 4, and upper end and the connector 12 of spring 6 offset, and lower end and bottle cap 2 end face of spring 6 offset, thus make head cap 1 remain the trend moved upward.
In the present embodiment, the internal perisporium of spray chamber 121 bottom is shaped to the taper mesa-shaped that internal diameter from top to bottom increases gradually, and structure increases the opening of spray chamber 121 bottom, is convenient to discharge the gas in the pump housing, is also convenient to liquid and enters in spray chamber 121.Piston 4 bottom is shaped to the taper mesa-shaped that external diameter from top to bottom increases gradually, corresponding, the internal perisporium of through hole 22 is shaped to the taper mesa-shaped matched with piston 4 bottom, and the cone angle of through hole 22 internal perisporium is greater than the cone angle of piston lower portion.This structure makes interference fit between through hole 22 inwall and piston 4 bottom, guarantees that piston 4 and the pump housing 3 have good sealing in junction, prevents leakage.Outer cover 8 dismountable type is connected to above bottle cap 2, and head cap 1, adapter sleeve 23 can surround wherein by outer cover 8, and adapter sleeve 23 periphery has bulge loop 232 circumferentially, corresponding, outer cover 8 inner circumferential has the groove matched with bulge loop 232.When not using, outer cover 8 can protect shower nozzle 11 not by the pollution of extraneous dust etc.
When using the atomizing pump of the present embodiment, first bottle cap 2 is coordinated with bottle and screw, now, head cap 1 has by the elastic force effect of spring 6 trend moved up, as shown in Figure 2, have a gap 100 between bottom the slot 123 of piston 4 upper end and head cap 1, periphery wall and the protuberance 1211 of inserting column 42 closely offset; Pressing head cap 1, as shown in Fig. 8,11, be tight against bottom piston 4 upper end and slot 123, the inserting column 42 in piston 4 inwardly shrinks, and is formed with the gap 1210 flow through for liquid between the periphery wall of inserting column 42 and protuberance 1211; Continue pressing head cap 1, as shown in Figure 9, piston 4 synchronously moves down together with head cap 1, and in motion process, limited mouth 33 is blocked by hoodle 5, and the air in the pump housing 3 is discharged from gap 1210 place, until the bottom inside of head cap 1 lower end and extrusion chamber 32 offsets; Unclamp head cap 1, as shown in Figure 10,12, head cap 1 moves up under spring 6 acts on, and periphery wall and the protuberance 1211 of inserting column 42 closely offset, piston 4 moves upward with head cap 1, forms negative pressure thus suck in extrusion chamber 32 by the liquid in bottle in extrusion chamber 32; Again press head cap 1, as shown in Figure 8, be tight against bottom piston 4 upper end and slot 123, inserting column 42 in piston 4 inwardly shrinks, be formed with the gap 1210 flow through for liquid between the periphery wall of inserting column 42 and protuberance 1211, the liquid in extrusion chamber 32 enters spray chamber 121 and sprays from shower nozzle 11 further from gap 1210.
Claims (10)
1. an atomizing pump, comprises
Head cap, the side of this head cap is provided with shower nozzle, and the inner top surface of this head cap has the connector to downward-extension, and this connector has the spray chamber be connected with the nozzle of described shower nozzle;
Bottle cap, for described atomizing pump is connected to bottle, this bottle cap circumferentially offers through hole; What described head cap can move up and down is located on bottle cap;
It is characterized in that: also comprise
The pump housing, being located on the downside of described bottle cap end face and having the upper port corresponding with through hole, this pump housing top has extrusion chamber, and bottom forms limited mouth;
Piston, this piston upper end is connected with described connector, and piston lower portion remains tight engagement through being connected in extrusion chamber and with the inwall of extrusion chamber of can moving up and down of described through hole, has the flowing lumen of up/down perforation in this piston;
Hoodle, what can move up and down is located in described extrusion chamber, moves down and limited mouth can be sealed; And
Spring, is sheathed on the periphery of described piston and trend head cap being remained move upward.
2. atomizing pump according to claim 1, it is characterized in that: described connector lower end has the Plug Division to downward-extension, described spray chamber is opened on this Plug Division, described spray chamber inwall has protuberance circumferentially, and described internal piston has the inserting column that can insert in spray chamber;
Described connector lower end has the slot that the periphery around Plug Division is arranged, this slot inwall has the first flange collar circumferentially, corresponding, the periphery wall of described piston upper end has the first buckle of the clamping that to match with the first flange collar;
Not under using state, have a space between bottom described piston upper end and slot, periphery wall and the protuberance of described inserting column closely offset; Under using state, be tight against bottom described piston upper end and slot, between the periphery wall of described inserting column and protuberance, be formed with the gap flow through for liquid.
3. atomizing pump according to claim 2, is characterized in that: described inserting column top inwardly offers a blind hole, and the internal perisporium of this blind hole is shaped to the taper mesa-shaped that upper end is large, lower end is little.
4. atomizing pump according to claim 2, is characterized in that: the internal perisporium of described spray chamber bottom is shaped to the taper mesa-shaped that internal diameter from top to bottom increases gradually.
5. atomizing pump according to claim 1, it is characterized in that: described piston lower portion is shaped to the taper mesa-shaped that external diameter from top to bottom increases gradually, corresponding, the internal perisporium of described through hole is shaped to the taper mesa-shaped matched with piston lower portion, and the cone angle of described through hole internal perisporium is greater than the cone angle of piston lower portion.
6. atomizing pump according to claim 1, is characterized in that: described bottle cap upper surface has the adapter sleeve upwards arranged, described through hole and spring surround wherein by this adapter sleeve; The internal perisporium of described adapter sleeve upper end has the second flange collar circumferentially, corresponding, the periphery wall of described head cap lower end has and mutually spacingly with the second flange collar is connected the second buckle preventing head cap from departing from adapter sleeve.
7. atomizing pump according to claim 6, it is characterized in that: above described bottle cap, dismountable type is connected with one and head cap, adapter sleeve can be surrounded outer cover wherein, described adapter sleeve periphery has bulge loop circumferentially, corresponding, described outer cover inner circumferential has the groove matched with bulge loop.
8. the atomizing pump according to claim arbitrary in claim 1 ~ 7, is characterized in that: the extrusion chamber inwall above described limited mouth is provided with position-limited claw that can be spacing to hoodle.
9. the atomizing pump according to claim arbitrary in claim 1 ~ 7, it is characterized in that: the inner top surface of described bottle cap has the convex neck to downward-extension, the internal perisporium of this convex neck has the 3rd buckle circumferentially, described pump housing upper end is plugged in convex neck, and the periphery of the pump housing has the 3rd flange collar of blocking mutually with described 3rd buckle.
10. the atomizing pump according to claim arbitrary in claim 1 ~ 7, is characterized in that: described pump housing lower end is connected with a suction pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520350236.8U CN204672474U (en) | 2015-05-27 | 2015-05-27 | A kind of atomizing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520350236.8U CN204672474U (en) | 2015-05-27 | 2015-05-27 | A kind of atomizing pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204672474U true CN204672474U (en) | 2015-09-30 |
Family
ID=54172197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520350236.8U Withdrawn - After Issue CN204672474U (en) | 2015-05-27 | 2015-05-27 | A kind of atomizing pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204672474U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858080A (en) * | 2015-05-27 | 2015-08-26 | 余姚晟祺塑业有限公司 | Atomizing pump |
-
2015
- 2015-05-27 CN CN201520350236.8U patent/CN204672474U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858080A (en) * | 2015-05-27 | 2015-08-26 | 余姚晟祺塑业有限公司 | Atomizing pump |
| CN104858080B (en) * | 2015-05-27 | 2017-04-12 | 余姚晟祺塑业有限公司 | Atomizing pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150930 Effective date of abandoning: 20170412 |