CN206734939U - Pressing pump - Google Patents
Pressing pump Download PDFInfo
- Publication number
- CN206734939U CN206734939U CN201720114506.4U CN201720114506U CN206734939U CN 206734939 U CN206734939 U CN 206734939U CN 201720114506 U CN201720114506 U CN 201720114506U CN 206734939 U CN206734939 U CN 206734939U
- Authority
- CN
- China
- Prior art keywords
- pressing pump
- bourdon tube
- spring
- pump body
- pressure head
- 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.)
- Withdrawn - After Issue
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Abstract
A kind of Pressing pump includes：Pressing pump body, bourdon tube is provided with the Pressing pump body, spring is accommodated in bourdon tube；Cylinder cover, the cylinder cover are arranged on Pressing pump body, and including endoporus；Pressure head, the pressure head include press section and bar portion, and bar portion coordinates in the endoporus of cylinder cover, and the bottom of bar portion is engaged with spring, so that spring applies upward bias force to pressure head；And piston, piston are connected with pressure head, and cooperation is sealed slidingly against with the inner peripheral surface of Pressing pump body.The spring of reduced size can be used in the Pressing pump, equally disclosure satisfy that huge discharge requirement, so as to reduce manufacturing cost, and can also prevent product from being contacted with spring, avoids mutual adverse effect between them.
Description
Technical field
A kind of Pressing pump is the utility model is related to, the Pressing pump, which is especially arranged on, accommodates the production of the liquid such as drinks, mouthwash
In the container of product, and it is used for from container allocation product therein.
Background technology
In the product scopes such as drinks, mouthwash, some can pack such product using the container with Pressing pump, lead to
Cross and push Pressing pump, the product in container is distributed.Due to the use characteristic of drinks and mouthwash, for pumping such production
The Pressing pump of product needs have larger discharge capacity, to meet the use demand of consumer.
To meet the needs of this respect, metal spring, and the metal are both provided with such Pressing pump in the market
The parameters such as the diameter of spring, line footpath, length all set bigger, so as to provide pumpability as big as possible.In addition,
External spring is generally provided that in conventional such Pressing pump in the market, the external spring surrounds piston rod cloth
Put.Therefore, the diameter of spring needs to be made bigger, correspondingly, in order to ensure the elastic force of spring, it is necessary to line footpath by spring
It is made thicker, the length of spring is also required to set longer.
As a rule, be made of stainless steel for spring, its cost of manufacture with spring sizes increase also therewith
Increase.Therefore, the cost for being used to pump the spring in the Pressing pump of drinks, mouthwash etc product in the prior art is higher.
In addition, for the Pressing pump of external spring, its spring can be with being held in the container such as drinks, mouthwash
The product received is in contact, and on the one hand these products can have an impact to spring, it is possible to corrode spring, another aspect spring also can be right
Product produces pollution, such as when the product held in container is drinks, the contact with stainless steel spring can change the mouth of drinks
Taste, and for the product of mouthwash etc, being contacted with spring can also have a negative impact to the action effect of mouthwash.
Therefore, it is necessary to be improved to Pressing pump, to reduce cost, and avoid between the spring in Pressing pump and product mutually
Mutually influence.
Utility model content
The utility model is made to solve the technical problem present in the Pressing pump of prior art described above.
The purpose of this utility model is to provide a kind of Pressing pump, and the Pressing pump can use the spring of reduced size, be manufactured into reducing
This.And further, the Pressing pump can also avoid the contact between spring and the product accommodated in container, to solve two
The problem of person interacts.
Pressing pump of the present utility model includes：Pressing pump body, bourdon tube is provided with the Pressing pump body, in bourdon tube
In accommodate spring；Cylinder cover, the cylinder cover are arranged on Pressing pump body, and including endoporus；Pressure head, the pressure head include pressing
Portion and bar portion, bar portion coordinates in the endoporus of cylinder cover, and the bottom of bar portion is engaged with spring, so that spring is applied to pressure head
Add upward bias force；And piston, piston are connected with pressure head, and sealed slidingly against with the inner peripheral surface of Pressing pump body
Coordinate.
In the Pressing pump of said structure, bourdon tube is set to accommodate spring in Pressing pump body, thus by spring
Put.So, because spring need not be set around the part of such as piston rod etc, therefore including its diameter of section, length etc.
Size can reduce, and the line footpath of spring also can correspondingly reduce, but and can meets for drinks, mouthwash etc product simultaneously
Huge discharge requirement.Therefore the materials such as the stainless steel of manufacture spring can be saved, reduce manufacturing cost.Moreover, use bourdon tube
, can be separated from each other with product that container is accommodated by spring to a certain extent to accommodate spring, prevent from mutually connecting between them
Touch, so as to avoid mutual adverse effect between them.
It is preferred that being provided with bourdon tube installation portion in Pressing pump body, bourdon tube is fixedly mounted on bourdon tube installation portion
In, wherein, fit is provided with one in the outer peripheral face of bourdon tube and the inner peripheral surface of bourdon tube installation portion, in spring
Cooperation bulge loop is provided with another in the outer peripheral face of pipe and the inner peripheral surface of bourdon tube installation portion.
It is preferred that piston includes inner ring and outer ring, the outer peripheral face of inner ring and bourdon tube seals slidingly against cooperation, outer ring with
The inner peripheral surface of Pressing pump body seals slidingly against cooperation., can be further by spring by inner ring and the sealing function of outer ring
The product isolation accommodated with container is opened.
In one embodiment, the bar portion of pressure head may include inner sleeve and outer sleeve, and inner sleeve abuts against with spring, living
Plug is connected on outer sleeve.
It is preferred that being provided with opening in the bottom of Pressing pump body, eluate conduit, eluate conduit one are connected with opening
Ground is detachably connected in opening.Eluate conduit is arranged on Pressing pump body, can make eluate conduit in pressure head by under
Remains stationary is motionless during pressure, is thus easy to user to catch the production pumped out from container with the vessel of such as cup etc
Product.
It is preferred that be provided with least one stage portion on the endoporus of cylinder cover, be provided with the outer peripheral face of pressure head to
A few projection, projection can be in contact with stage portion, to limit the down stroke of pressure head.
As pressure balancing structure, stomata is may be provided with Pressing pump body, flexure strip is provided with the inside of stomata,
Flexure strip covers stomata, only when the small predetermined pressure value of the pressure ratio ambient pressure environment in the container for being provided with Pressing pump,
Flexure strip is bent in the presence of ambient pressure, so as to open stomata.
Brief description of the drawings
Fig. 1 a show the sectional view of Pressing pump of the present utility model, and wherein the Pressing pump is in upper dormant state.
Fig. 1 b show another sectional view of the Pressing pump shown in Fig. 1 a, and the wherein Pressing pump is in the next pressed state.
Fig. 2 shows the sectional view of the bourdon tube in Pressing pump shown in Fig. 1 a and 1b.
Fig. 3 shows the sectional view of the Pressing pump body in Pressing pump shown in Fig. 1 a and 1b.
Fig. 4 a show the sectional view of the cylinder cover in Pressing pump shown in Fig. 1 a and 1b.
Fig. 4 b show the top view of cylinder cover shown in Fig. 4 a.
Fig. 5 shows the sectional view of the pressure head in Pressing pump shown in Fig. 1 a and 1b.
Fig. 6 shows the sectional view of the piston in Pressing pump shown in Fig. 1 a and 1b.
Fig. 7, which shows to be arranged on, is used for the shell fragment for controlling the stomatal movement in Pressing pump body in Pressing pump body.
Embodiment
For ease of understanding the utility model, carried out below with reference to accompanying drawing 1a~7 pair specific embodiment of the utility model
Description.It will be appreciated, however, that the only preferred embodiment of the present utility model shown in accompanying drawing, it is not formed to this reality
With the limitation of new scope.Those skilled in the art can be on the basis of embodiment shown in the drawings to the utility model
Various obvious modification, modification, equivalence replacements are carried out, and on the premise of not contradicting, in described embodiment
In technical characteristic can in any combination, and these all fall within the scope of protection of the utility model.
In disclosure of the present utility model, used " on ", " under " etc. represents that the term of direction or direction is all
On the basis of shown in accompanying drawing.When in use, the direction of Pressing pump can be changed as needed.For example, Pressing pump was using
It is possible in journey from the horizontal by certain angle, it could even be possible to be horizontal positioned, rather than edge as illustrated in the drawing
Above-below direction is placed.
<General structure>
Fig. 1 a and 1b show the sectional view under two kinds of different conditions of Pressing pump 1 of the present utility model, wherein, Fig. 1 a institutes
The Pressing pump 1 shown is in upper dormant state, and the Pressing pump 1 shown in Fig. 1 b is in the next pressed state.The Pressing pump 1 can be used for
On the container (not shown) for accommodating such as product of drinks, mouthwash etc.
Pressing pump 1 includes Pressing pump body 10, and bourdon tube 20 is fixed with Pressing pump body 10.Bourdon tube 20 and pressing
Pump body 10 can be manufactured respectively, then fit together or be formed in Pressing pump body 10 again.No
Cross, for the flexibility and convenience for using and manufacturing, be removably mounted on Pressing pump body 10 and bourdon tube together
20 be preferable.Spring 21 is accommodated in bourdon tube 20.
Pressing pump 1 also includes cylinder cover 30, and the cylinder cover 30 is covered on Pressing pump body 10.Similarly, cylinder cover 30
It can also be integrally formed with Pressing pump body 10, can also be formed respectively, then fit together.Cylinder cover 30 includes endoporus
31, pressure head 40 may be mounted in the endoporus 31, specifically will hereinafter be described.
Piston 50 can be equipped with pressure head 40, the inner surface of the piston 50 at least with Pressing pump body 10 seals slidingly against
Coordinate.
The structure of Pressing pump 1 shown in figure employs bourdon tube 20 to accommodate spring 21.So, spring 21 need not surround
The structure of the bar portion 42 of such as pressure head 40 etc to set, can set smaller so as to the sectional area of spring 21, accordingly
Ground, the length and line footpath of spring 21 also can correspondingly reduce, and the elastic force of spring 21 can be substantially unaffected.
Spring 21 is additionally, since to be accommodated in bourdon tube 20, the bourdon tube 20 serve to a certain extent by
Spring 21 separates with the product held in container.
The concrete structure of each part of Pressing pump 1 is described below with reference to Fig. 2~7.
<Bourdon tube and Pressing pump body>
Fig. 2 shows the sectional view of bourdon tube 20, and Fig. 3 shows the sectional view of Pressing pump body 10.As shown in figure 3, press
Bourdon tube installation portion 13 is provided with press pump body 10, formed with fit 14 on the inwall of the bourdon tube installation portion 13, and
It is corresponding, it may be provided with the bottom of bourdon tube 20 and coordinate bulge loop 22 (as shown in Figure 2).It is assembled to when by bourdon tube 20
When in cylinder cover 30, the card of bulge loop 22 is coordinated to be fitted in fit 14, so as to be assembled to bourdon tube 20 by way of card is matched somebody with somebody
In Pressing pump body 10.
Certainly, said structure can also be carried out it is any it is obvious change, for example, coordinating setting for bulge loop and fit
Seated position can exchange, i.e. set fit on bourdon tube 20, set on the bourdon tube installation portion 13 of Pressing pump body 10
Cooperation bulge loop is put, can equally realize the purpose of this utility model.
Further, as shown in Fig. 2 the upper end open of bourdon tube 20, for placing spring 21, and the bottom 23 of bourdon tube 20
Closure, for supporting spring 21, and can separate the other parts of bourdon tube 20 and Pressing pump body 10.On the other hand, also may be used
Carry out some modifications, for example, the both ends of bourdon tube 20 all be opening, form dividing plate in bourdon tube installation portion 13, by this every
Plate plays a part of supporting spring 21 and spacer spring pipe 20.
Furthermore, it is possible to be provided with opening 11 in the bottom of Pressing pump body 10, eluate conduit can be connected in the opening 11
12, as seen in figure la and lb.Eluate conduit 12 can be removably attachable in opening 11, also can be integrally formed at opening 11
On.
Certainly, opening can be also arranged on to other positions, such as may be provided on pressure head 40, and in pressure head 40 and pressing
Communicating passage is set between the inside of pump body 10.But, Pressing pump body 10 bottom set opening 11 be preferably,
Because like this, when pushing pressure head 40 to distribute the product in container, eluate conduit 12 will not be transported with pressure head about 40
It is dynamic, but remains stationary, pumped from container by Pressing pump 1 so that employment easily can be caught with the vessel of cup etc
The product gone out.
<Cylinder cover and pressure head>
Fig. 4 a and 4b respectively illustrate the sectional view and top view of the cylinder cover 30 of Pressing pump 1, and Fig. 5 then shows pressure head
40 sectional view.It is as shown in Figs. 4a and 4b, it is provided with endoporus 31 in cylinder cover 30, and shown pressure head 40 then includes pressing in Figure 5
Splenium 41 and the bar portion 42 for being connected and extending downwardly with press section 41, the bar portion 42 of pressure head 40 can stretch into the endoporus 31 of cylinder cover 30
In.
It is preferred that as shown in figure 5, the bar portion 42 of pressure head 40 includes outer sleeve 43 and inner sleeve 44.Wherein, with reference to figure 1a and
The sectional view of Pressing pump 1 in assembled state shown in 1b understands that the lower end of inner sleeve 44 can be matched with bourdon tube 20
Spring 21, upward bias force is applied to pressure head 40 by inner sleeve 44 so as to spring 21.Work is then connected with outer sleeve 43
Plug.The concrete structure of the piston and setting will be described below.
Except of course that outside structure as outer sleeve and inner sleeve, the bar portion 42 or other forms of pressure head 40,
Such as a sleeve can be only included, the sleeve was both engaged with spring 21, was also provided with piston.
Optionally, in addition it is as shown in Figs. 4a and 4b, formed with least one step on the inwall of endoporus 31 of cylinder cover 30
Portion 32, the stage portion 32 are preferably located at the bottom of cylinder cover 30, more preferably set close to the bottom of cylinder cover 30.Correspondingly,
Formed with least one projection 45 on the outer peripheral face of the bar portion 42 of pressure head 40.When pushing 40 pumping production of pressure head, projection 45
It can downwardly together move with pressure head 40, and finally be contacted with stage portion 32, now, stage portion 32 will prevent pressure head 40 from entering one
Downward motion is walked, so as to play a part of limiting the down stroke of pressure head 40.
Stage portion 32 and projection 45 can be set in many ways.For example, two stage portions 32 are illustrated that in Fig. 4 b,
Accordingly, it is convex with the opening position setting two of the two rough alignments of stage portion 32 on the outer peripheral face of the bar portion 42 of pressure head 40
Block 45.Or at least one in stage portion 32 and projection 45 is formed as continuous bulge loop form.In addition, the He of stage portion 32
The quantity of projection 45 can be equal or different, if ensure at least one stage portion 32 with it is at least one convex
Block 45 can contact with each other during pressure head 40 is pressed down, you can the basic effect for realizing limitation down stroke.
<Piston>
Fig. 6 shows the sectional view of the piston 50 in Pressing pump 1.As shown in fig. 6, piston 50 includes outer ring 51, inner ring 52
And the connecting portion 53 for connecting outer ring 51 and inner ring 52.
In the assembled state, as shown in Figure 1a, the outer peripheral face of inner ring 52 and bourdon tube 20 slidably contacts with, and
Sealing is formed between the outer peripheral face of inner ring 52 and bourdon tube 20；Outer ring 51 then with the inner peripheral surface of Pressing pump body 10 slideably
Contact, and sealing is formed between the inner peripheral surface of outer ring 51 and Pressing pump body 10.
By the structure of the piston 50 in Fig. 6, bourdon tube 20 can be made with accommodating the sky of product in Pressing pump body 10
Between be spaced apart, so as to effectively further preventing product to be in contact with the spring 21 in bourdon tube 20, between spring 21 and product
Mutual adverse effect.
The shape and structure of connecting portion 53 can be set according to the structure of specific Pressing pump 1, such as can be such as Fig. 6
Shown in the structure with bending section, be adapted with the shape with other parts in Pressing pump 1.Certainly, if in Pressing pump 1
Space allow, the connecting portion 53 may be alternatively formed to flat shape.
<Shell fragment>
It is preferred that the also settable stomata 15 (see Fig. 1 a, 1b and 3) on Pressing pump body 10, is provided with for balancing
State the pressure in the container of Pressing pump 1.Further, shell fragment 60 can be set in Pressing pump body 10, for controlling stomata 15
Switch.
The side view of shell fragment 60 is shown in Fig. 7.The shell fragment 60 includes fixed part 61 and the bullet being connected on fixed part 61
Property portion 62.Fixed part 61 is fixedly connected in Pressing pump body 10, and elastic portion 62 is then covered with the gas on Pressing pump body 10
Hole 15.
Elastic portion 62 is configured to, when the difference between the pressure and the pressure of external environment in container reaches predetermined value
When, the pressure official post elastic portion 62 of the predetermined value curves inwardly, so that stomata 15 is opened, with the pressure inside equalizing reservoir.
On the other hand, if if the difference between pressure in pressure and external environment in container is not up to predetermined value,
Then elastic portion 62 is close on stomata 15, and stomata 15 is closed, prevents outside air from entering.
The parameters such as material, size that can be by selecting elastic portion 62 make elastic portion 62 bend required power to set.
Claims (7)
1. a kind of Pressing pump, it is characterised in that the Pressing pump includes：
Pressing pump body, bourdon tube is provided with the Pressing pump body, spring is accommodated in the bourdon tube；
Cylinder cover, the cylinder cover are arranged on the Pressing pump body, and including endoporus；
Pressure head, the pressure head include press section and bar portion, and the bar portion coordinates in the endoporus of the cylinder cover, and described
The bottom of bar portion is engaged with the spring, so that the spring applies upward bias force to the pressure head；And
Piston, the piston are connected with the pressure head, and seal slidingly against and match somebody with somebody with the inner peripheral surface of the Pressing pump body
Close.
2. Pressing pump as claimed in claim 1, it is characterised in that bourdon tube installation portion is provided with the Pressing pump body,
The bourdon tube is fixedly mounted in the bourdon tube installation portion, wherein, outer peripheral face and the bourdon tube in the bourdon tube
Fit is provided with one in the inner peripheral surface of installation portion, outer peripheral face and the bourdon tube installation portion in the bourdon tube
Inner peripheral surface in another on be provided with cooperation bulge loop.
3. Pressing pump as claimed in claim 1, it is characterised in that the piston includes inner ring and outer ring, the inner ring and institute
The outer peripheral face for stating bourdon tube seals slidingly against cooperation, and the outer ring and the inner peripheral surface of the Pressing pump body seal slidingly against
Coordinate.
4. Pressing pump as claimed in claim 1, it is characterised in that the bar portion of the pressure head includes inner sleeve and overcoat
Cylinder, the inner sleeve are abutted against with the spring, and the piston is connected on the outer sleeve.
5. Pressing pump as claimed in claim 1, it is characterised in that the bottom of the Pressing pump body is provided with opening, institute
State and be connected with eluate conduit in opening, the eluate conduit integratedly or is detachably connected in the opening.
6. Pressing pump as claimed in claim 1, it is characterised in that at least one is provided with the endoporus of the cylinder cover
Rank portion, at least one projection being provided with the outer peripheral face of the pressure head, the projection can be in contact with the stage portion, with
Limit the down stroke of the pressure head.
7. Pressing pump as claimed in claim 1, it is characterised in that stomata is provided with the Pressing pump body, described
It is provided with flexure strip on the inside of stomata, the flexure strip covers the stomata, only when being provided with the container of the Pressing pump
During the small predetermined pressure value of pressure ratio ambient pressure environment, the flexure strip is bent in the presence of ambient pressure, so as to open
The stomata.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114506.4U CN206734939U (en) | 2017-02-07 | 2017-02-07 | Pressing pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720114506.4U CN206734939U (en) | 2017-02-07 | 2017-02-07 | Pressing pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206734939U true CN206734939U (en) | 2017-12-12 |
Family
ID=60556366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720114506.4U Withdrawn - After Issue CN206734939U (en) | 2017-02-07 | 2017-02-07 | Pressing pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206734939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394638A (en) * | 2017-02-07 | 2018-08-14 | 丁要武 | Pressing pump |
-
2017
- 2017-02-07 CN CN201720114506.4U patent/CN206734939U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394638A (en) * | 2017-02-07 | 2018-08-14 | 丁要武 | Pressing pump |
| WO2018145511A1 (en) * | 2017-02-07 | 2018-08-16 | 丁要武 | Pressing pump |
| CN108394638B (en) * | 2017-02-07 | 2019-04-26 | 丁要武 | Pressing pump |
| US10926279B2 (en) | 2017-02-07 | 2021-02-23 | Yaowu Ding | Pressing pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171212 Effective date of abandoning: 20190426 |
|
| AV01 | Patent right actively abandoned |