CN205952661U - Spring external switch pump - Google Patents
Spring external switch pump Download PDFInfo
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- CN205952661U CN205952661U CN201620835296.3U CN201620835296U CN205952661U CN 205952661 U CN205952661 U CN 205952661U CN 201620835296 U CN201620835296 U CN 201620835296U CN 205952661 U CN205952661 U CN 205952661U
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Abstract
The utility model relates to a spring external switch pump, to solving in the present like product the stable lower of external spring and valve rod, seal up and the technical problem that joins in marriage the effect not good enough designs. Its main points are that the valve barrel internal diameter of this switch pump is equipped with the valve barrel groove, and the upper segment of valve rod is equipped with the valve rod groove, and the spring sets up in the valve barrel inslot of valve barrel and the valve rod inslot of valve rod, and the valve barrel inslot of valve barrel is emboliaed in the valve rod groove of valve rod, and the valve barrel groove of valve barrel is stretched into in the inner chamber of the pump body along with the valve barrel, under the spring initial condition, the valve rod groove of valve rod and the valve barrel groove of valve barrel constitute airtight chamber, and it is downthehole that the first step circle muscle of valve rod is located the valve rod of valve barrel, and second step circle muscle is located the ladder inslot of piston internal diameter valve barrel end. The valve barrel groove of valve barrel internal diameter is equipped with protruding rib, and the valve rod groove external diameter of valve rod offsets with the protruding rib of valve barrel, the spring sets up in the valve barrel geosynclinal convex platform of valve barrel internal diameter one side valve rod hole department, and the external diameter groove of this side valve grooving boss of valve barrel is emboliaed in the valve rod groove of valve rod.
Description
Technical field
This utility model is related to emulsion pumps, is a kind of external spring switch pump.
Background technology
At present, liquid on the market（Emulsion）White class cosmetics great majority are preserved using lotion pump and use, emulsion
Bottle is typically made up of emulsion pumps and bottle two parts.Its operation principle is：Cause bottle internal volume week by pressing head cap motion
Phase property ground increases and reduces, and so that the pressure of liquid is increased, thus the liquid in suction bottle, that is, the shower nozzle pressing emulsion pumps makes liquid
State frost class cosmetics（Emulsion）Flow out in container.Some of them emulsion pumps prevent spring from causing in liquid immersion for a long time
Liquid colour-changeable and rotten hidden danger, spring external emulsion pump arises at the historic moment, and is widely used.Meanwhile, with the market competition
Increasingly fierce, the demand of emulsion pumps is increasingly presented with variation, personalized trend, the utilitarian function of emulsion pumps and making
It is the main factor that consumer buys with safety, the content of product perception aspect is increasingly taken seriously.For meeting client
Demand, part producer devises a kind of spring external bilayer great circle emulsion pumps of unique outlook；As Chinese patent literature is published
Application number 201320138829.9, authorized announcement date 2013.08.28, utility model title " spring external liquid pump "；Should
Liquid pump includes pressure head, facing, the reservoir being formed by cylinder, piston component and is provided between pressure head and facing
Make pressure head with respect to facing axially towards upper motion reset compression spring；Pressure head is provided with upper spring seat, and facing is provided with
Lower spring cup；Pressure head has the sleeve pipe extending downwardly, and facing has upwardly extending sleeve pipe, they can in scale shape ground each other
Nested；The upper end of spring is resisted against upper spring seat by being set in sleeve member, and, in pressing stroke top dead center position,
The lower end of the sleeve pipe of pressure head is spaced apart in the axial direction with the upper end of the sleeve pipe of facing, and the lower end of sleeve member extends to less than facing
The upper end of sleeve pipe position.
Content of the invention
For overcoming above-mentioned deficiency, this utility model purpose is that a kind of external spring providing to this area is concealed
External spring switch pump so as to solve poor structure in existing like product, the stability of external spring and valve rod is relatively low, close
Envelope and the technical problem joining less effective.Its objective is to be achieved through the following technical solutions.
A kind of external spring switchs pump, and the head cap of this switch pump is fastened with one end of valve rod, and the other end of valve rod is inserted in valve
In set, and fasten with the needle in the pump housing, the piston at this end of valve rod is fixed on valve rod, the external diameter of piston and the pump housing by needle
Internal diameter interference seal；It is provided with spring between valve pocket and valve rod, valve pocket is inserted in the pump housing, and fastens with the pump housing, the pump housing passes through valve pocket
The spacing aperture being fixed on great circle, the water inlet in the hole of the pump housing is provided with glass bead, and the inlet opening of the pump housing and conical cavity are located at the pump housing
Below inner chamber, the needle end internal diameter of the external diameter of needle and valve rod is respectively equipped with reinforcement；Its structure design main points is described valve pocket
Internal diameter be provided with valve pocket groove, the epimere of valve rod is provided with valve rod groove, spring be arranged in the valve pocket groove of valve pocket and valve rod valve rod groove
Interior, the valve rod groove of valve rod is inserted in the valve pocket groove of valve pocket, and the valve pocket groove of valve pocket stretches into valve pocket in the inner chamber of the pump housing；Spring is initial
Under state, the valve pocket groove of the valve rod groove of valve rod and valve pocket constitutes closed chamber.Above-mentioned external spring structure prevents spring and liquid
Contact, structure ensure that the entirety assembling of the pump housing and produce, the up and down motion of valve rod is stable, and the airtight of external spring sets
Put, prevent external spring for interference during assembling, when such as assembling, the spring of the pump housing exposes, and is easily caused the things such as filament and hair
Product are wound in spring.
The valve pocket groove of described valve pocket internal diameter is provided with convex tendon bar, and the valve rod groove external diameter of valve rod is offseted with the convex tendon bar of valve pocket.On
State the stable motion up and down that structure further ensures valve rod.
Described spring is arranged at the valve pocket geosynclinal convex platform at the valve rod hole of valve pocket internal diameter side, and the valve rod groove of valve rod is inserted in valve pocket should
The outer diameter groove of side valve grooving boss.Said structure further ensures the stable of spring and uses and fixing assembling.
The needle end external diameter of described valve rod is provided with first, second step circle muscle diminishing to needle；Spring initial shape
Under state, first step circle muscle is located at the valve rod in the hole of valve pocket, and second step circle muscle is located in the step trough at piston inner diameter valve pocket end.
Said structure ensure that sealing between piston, valve rod, valve pocket and joins effect, make valve rod simultaneously and piston press put in place laggard
One step moves down, and drives needle to move down, thus opening the gap between needle and valve rod.
Described valve rod is provided with sealed muscle, valve pocket and pump housing suit place pump housing internal diameter with the valve rod in the hole of valve pocket suit place valve pocket
Piston end be provided with spacing necking circle.Said structure ensure that the sealing effectiveness between the pump housing, valve rod, valve pocket.
Described valve rod is provided with pump housing ring gear, the bar of valve rod and head cap suit place valve rod with the running-on of valve pocket suit place valve pocket
Mouth is provided with valve rod ring gear.Said structure ensure that between valve rod and valve pocket, the fixation between valve rod and head cap and sealing.
The internal diameter of described great circle is provided with double-deck great circle, and the internal layer great circle internal diameter of great circle is provided with the fillet of screw, and the outer layer of great circle is big
Circle height is less than the cavity heights of the pump housing.Said structure assembling profile between lotion pump and this switch pump attractive in appearance, that is, pass through
The outer layer great circle of great circle makes great circle be connected with the bottle of lotion pump.
This utility model reasonable in design, stability, good airproof performance, long service life, external spring is using stable；Its
It is suitable as spring external emulsion pump to use, and the structure of like product is improved.
Brief description
Fig. 1 is partial cross structural representation of the present utility model.
Fig. 2 is pump core partial cross structural representation of the present utility model.
Fig. 3 is partial cross configuration schematic diagram of the present utility model.
Fig. 4 is embodiment cross section structure diagram of the present utility model, and in figure part amplifies.
The figures above sequence number and title：1st, head cap, 2, valve rod, 3, valve pocket, 301, convex tendon bar, 4, spring, 5, great circle, 6, live
Plug, 7, needle, 8, glass bead, 9, the pump housing, 10, suction pipe.
Specific embodiment
In conjunction with accompanying drawing, this utility model structure and use are further described.As Figure 1-Figure 4, this switch pump
Head cap 1 fasten with one end of valve rod 2, the other end of valve rod is inserted in valve pocket 3, and fastens with the needle 7 in the pump housing 9, valve rod
The piston 6 at this end is fixed on valve rod, the internal diameter interference seal of the external diameter of piston and the pump housing by needle 7；Between valve pocket and valve rod
It is provided with spring 4, valve pocket is inserted in the pump housing, and fastens with the pump housing, the pump housing passes through the spacing aperture being fixed on great circle 5 of valve pocket, the pump housing
Water inlet in the hole be provided with glass bead 8, the inlet opening of the pump housing and conical cavity are located at below the inner chamber of the pump housing, the external diameter of needle and valve rod
Needle end internal diameter be respectively equipped with reinforcement, suction pipe 10 is inserted in the inlet opening of the pump housing.Its concrete structure is as follows：The internal diameter of valve pocket sets
There is valve pocket groove, the epimere of valve rod is provided with valve rod groove, spring is arranged in the valve pocket groove of valve pocket and in the valve rod groove of valve rod, valve rod
Valve rod groove is inserted in the valve pocket groove of valve pocket, and the valve pocket groove of valve pocket stretches into valve pocket in the inner chamber of the pump housing；Under spring original state, valve
The valve pocket groove of the valve rod groove of bar and valve pocket constitutes closed chamber.Meanwhile, the valve pocket groove of valve pocket internal diameter is provided with convex tendon bar 301, valve rod
Valve rod groove external diameter is offseted with the convex tendon bar of valve pocket；Spring is arranged at the valve pocket geosynclinal convex platform at the valve rod hole of valve pocket internal diameter side, valve rod
Valve rod groove be inserted in the outer diameter groove of this side valve grooving boss of valve pocket；The needle end external diameter of valve rod is provided with to needle diminishing
First, second step circle muscle；Under spring original state, first step circle muscle is located at the valve rod in the hole of valve pocket, second step circle muscle position
In the step trough at piston inner diameter valve pocket end.In addition, valve rod is provided with sealed muscle, valve pocket with the valve rod in the hole of valve pocket suit place valve pocket
It is provided with spacing necking circle with the piston end of pump housing suit place pump housing internal diameter；Valve rod is provided with the pump housing with the running-on of valve pocket suit place valve pocket
Ring gear, valve rod is provided with valve rod ring gear with the bar mouth of head cap suit place valve rod；The internal diameter of great circle is provided with double-deck great circle, great circle
Internal layer great circle internal diameter is provided with the fillet of screw, and the outer layer great circle height of great circle is less than the cavity heights of the pump housing.
During use, the internal layer great circle of the great circle of this switch pump is connected with the screw thread mouth of lotion pump by the fillet of screw, great circle
Outer layer great circle is located at the bottleneck contracting change of lotion pump.Pressing head cap, piston drives the mobile water inlet to the pump housing of pressing by valve rod
Hole side inner chamber end, due to the liquid supercharging in pump housing inner chamber, glass bead blocks the inlet opening of the pump housing for the inlet opening of the pump housing；Head
Cap continuation is pressurized, and valve rod drives needle to continue to be moved downward at the conical cavity of the pump housing, the gap between needle and valve rod, the pump housing
Liquid supercharging in inner chamber enters valve rod from needle, and is flowed out from head cap by needle.
In sum, product attribute of the present utility model is specific as follows：1st, product structure:This switch pump is a kind of by spring
External concealed emulsion pumps, emulsion not contact spring, prevent in conventional atomizer because spring draws for a long time in liquid immersion
The liquid colour-changeable rising and rotten hidden danger；Spray volume, makes it is adaptable to the emulsion of directly contact human body skin in 2.5-2.6ml/T
With high safety, reliable, deposit and service life sentences top standard.2nd, product conformability:Different from other switch pumps
, the great circle of this switch pump and the cooperation of the pump housing combine the fit structure of other emulsion pumps, and valve pocket is connected with the pump housing, great circle
Rotate flexible and difficult for drop-off, advantageously in auto-filling, belong to the switching mode of inward turning trough, comfortable feel, using flat
Weighing apparatus no jam, assembling finished product simulation is transported each accessory and is not flicked, do not off normal.3rd, product usability:Under external force liquid from
Rise in pipe, piston rises under spring force, the glass bead that liquid is washed open in the pump housing enters the pump housing, and glass bead is in weight simultaneously
Power effect is lower and the pump housing seals；From the beginning cap aperture sprays liquid after pressurized.4th, product appearance:This switch pump develops various rule
The outer wire ring of lattice, light donut, increase a bilayer great circle newly again, while inner ring screw thread and bottleneck bore coordinate, great circle and body
One more aobvious noble quality air, charging aperture belongs to hidden design, and overall appearance is indefectible, and glossiness is good, and style is many and novelty meets
Vast customer demand.
Claims (7)
1. a kind of external spring switchs pump, the head cap of this switch pump（1）With valve rod（2）One end fasten, the other end set of valve rod
Enter valve pocket（3）Interior, and and the pump housing（9）Interior needle（7）Fasten, the piston at this end of valve rod（6）By needle（7）It is fixed on valve
The internal diameter interference seal of bar, the external diameter of piston and the pump housing；It is provided with spring between valve pocket and valve rod（4）, valve pocket is inserted in the pump housing, and
Fasten with the pump housing, the pump housing is fixed on great circle by valve pocket is spacing（5）Aperture, the water inlet in the hole of the pump housing is provided with glass bead（8）, pump
The inlet opening of body and conical cavity are located at below the inner chamber of the pump housing, and the needle end internal diameter of the external diameter of needle and valve rod is respectively equipped with reinforcement
Muscle；It is characterized in that described valve pocket（3）Internal diameter be provided with valve pocket groove, valve rod（2）Epimere be provided with valve rod groove, spring（4）Setting
In the valve pocket groove of valve pocket and in the valve rod groove of valve rod, the valve rod groove of valve rod is inserted in the valve pocket groove of valve pocket, the valve pocket groove of valve pocket
Stretch into valve pocket in the inner chamber of the pump housing；Under spring original state, the valve pocket groove of the valve rod groove of valve rod and valve pocket constitutes closed chamber.
2. external spring according to claim 1 switch pump is it is characterised in that described valve pocket（3）The valve pocket groove of internal diameter is provided with
Convex tendon bar（301）, valve rod（2）Valve rod groove external diameter offset with the convex tendon bar of valve pocket.
3. external spring according to claim 1 switch pump is it is characterised in that described spring（4）It is arranged at valve pocket（3）Interior
Valve pocket geosynclinal convex platform at the valve rod hole of footpath side, valve rod（2）Valve rod groove be inserted in the outer diameter groove of this side valve grooving boss of valve pocket.
4. external spring according to claim 1 switch pump is it is characterised in that described valve rod（2）Needle end external diameter be provided with
To needle（7）Diminishing first, second step circle muscle；Under spring original state, first step circle muscle is located at valve pocket（3）'s
Valve rod in the hole, second step circle muscle is located at piston（6）In the step trough at internal diameter valve pocket end.
5. external spring according to claim 1 switch pump is it is characterised in that described valve rod（2）With valve pocket（3）Suit place
The valve rod in the hole of valve pocket is provided with sealed muscle, valve pocket and the pump housing（9）The piston end of suit place pump housing internal diameter is provided with spacing necking circle.
6. external spring according to claim 1 switch pump is it is characterised in that described valve rod（2）With valve pocket（3）Suit place
The running-on of valve pocket is provided with pump housing ring gear, and valve rod is provided with valve rod ring gear with the bar mouth of head cap suit place valve rod.
7. external spring according to claim 1 switch pump is it is characterised in that described great circle（5）Internal diameter be provided with double-deck big
Circle, the internal layer great circle internal diameter of great circle is provided with the fillet of screw, and the outer layer great circle height of great circle is less than the pump housing（9）Cavity heights.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835296.3U CN205952661U (en) | 2016-08-04 | 2016-08-04 | Spring external switch pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620835296.3U CN205952661U (en) | 2016-08-04 | 2016-08-04 | Spring external switch pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205952661U true CN205952661U (en) | 2017-02-15 |
Family
ID=57973484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620835296.3U Active CN205952661U (en) | 2016-08-04 | 2016-08-04 | Spring external switch pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205952661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106241029A (en) * | 2016-08-04 | 2016-12-21 | 宁波奥邦喷雾器有限公司 | External switch pump |
-
2016
- 2016-08-04 CN CN201620835296.3U patent/CN205952661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106241029A (en) * | 2016-08-04 | 2016-12-21 | 宁波奥邦喷雾器有限公司 | External switch pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yuyao Wanda atomizer Co.,Ltd. Assignor: NINGBO AOBANG SPRAYER Co.,Ltd. Contract record no.: X2021330000639 Denomination of utility model: Spring external switch pump Granted publication date: 20170215 License type: Common License Record date: 20211029 |