CN102452523B - Emulsion pump falling-off prevention structure and assembly method thereof - Google Patents
Emulsion pump falling-off prevention structure and assembly method thereof Download PDFInfo
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- CN102452523B CN102452523B CN 201010525847 CN201010525847A CN102452523B CN 102452523 B CN102452523 B CN 102452523B CN 201010525847 CN201010525847 CN 201010525847 CN 201010525847 A CN201010525847 A CN 201010525847A CN 102452523 B CN102452523 B CN 102452523B
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Abstract
The invention relates to a falling-off prevention structure of an emulsion pump and an assembly method of the falling-off prevention structure, aiming to solving the technical problems that the falling-off prevention structure of the prior similar product is complicated, less reliable and inconvenient to assemble and disassemble. The emulsion pump comprises a spraying nozzle head cap, an emulsionbottle cap and a pump assembly, wherein the pump assembly comprises a pump core and a pump shell. The emulsion pump is characterized in that pump shell and the emulsion bottle cap are connected together in a clamping way through a circular block and a circular slot. The assembly method of the falling-off prevention structure of the emulsion pump comprises the following steps: making the pump assembly incline relative to the emulsion bottle cap, pulling the pump assembly and pressing the circular block into the circular ring to finish the assembly of the falling-off prevention structure. The circular block can be taken out of the circular ring only by pulling the pump assembly once again and making the pump assembly incline relative to the emulsion bottle cap during the disassembly of the falling-off prevention structure of the emulsion pump. The falling-off prevention structure of the emulsion pump is stable and reliable, can be assembled and disassembled easily and rapidly, has long service life and is suitable for popularization and application.
Description
Technical field
The present invention relates to emulsion pumps, especially a kind of emulsion pumps disconnecting prevention structure and installation method thereof.
Background technology
The application of emulsion pumps is extremely extensive, is mainly to coordinate the lotion pump that suspension is housed to be used for extracting outstanding turbid emulsion, and as comparatively common are the products such as shampoo, hand cleanser, abluent in life, what this series products adopted is all emulsion pumps.Existing emulsion pumps, principle of work is similar, is mainly the difference of structure, and structure is embodied in again firmness and easy accessibility.Granted publication CN2598924Y as the Chinese patent literature publication, January 14 2004 Granted publication day, the utility model name is called " Emulsion pump drop-proof device ", this utility model discloses a kind of each superstructure loosening of emulsion pumps and device that comes off of preventing, its constructional feature is mainly duckbilled and the pump housing respectively is provided with clasp, fasten by duckbilled and the pump housing, the pump housing and great circle fasten realizes disconnecting prevention structure.Although this patent can realize the purpose of each parts slip-off preventing of emulsion pumps, structure is comparatively complicated, owing to being cliding friction between duckbilled and the pump housing, cause the clasp on duckbilled easily to wear and tear, structural reliability is not good enough, and in a single day assembling is completed, detachable maintaining is inconvenience comparatively, therefore have much room for improvement.With above-mentioned patent similar also just like the publication number CN101607623A of Chinese patent literature publication, in open day on December 23rd, 2009, denomination of invention is " emulsion switch pump and locking method thereof ".
Except above-mentioned patent, existing emulsion pumps also has a lot of snapping modes, but finds that the snapping mode is comparatively loaded down with trivial details, or is not easy to dismounting after snapping, and easily damages parts during disassembling section.
Summary of the invention
For overcoming above-mentioned deficiency, the objective of the invention is provides a kind of emulsion pumps disconnecting prevention structure and installation method thereof to this area, makes it solve the comparatively technical matters of complexity, less reliable, dismounting inconvenience of existing like product disconnecting prevention structure.Its objective is and be achieved through the following technical solutions.
A kind of emulsion pumps disconnecting prevention structure, this emulsion pumps comprise nozzle head cap, emulsion bottle cap, pump assembly, and the pump assembly comprises pump core and pump case; Its main points are between described pump case and emulsion bottle cap it is by ring piece and the direct snapping of annular groove.Squeeze into and to realize in annular groove that the pump assembly is connected with the quick of emulsion bottle cap by encircling piece, and connect comparatively reliable.
Described pump case one end is provided with the ring piece, and the top of emulsion bottle cap inner wall belt screw thread is provided with annular groove.This kind ring block structure is compared existing buckle structure, and not only structure is comparatively simple, and is easy to make, and has saved material.The ring piece has not only played the effect of snapping, has also played the effect of guide and limit simultaneously, and existing buckle structure needs separately to establish annular and is limited to piece, otherwise the pump housing will the up and down play.
Described emulsion bottle cap and screw thread, annular groove are same parent, and processing is comparatively simple, province's material.
Described ring piece is provided with at least one, and each encircles piece and pump case is positioned at same line of centers, and described annular groove number is corresponding with ring piece number.More firm in order to make pump assembly and lotion pump mount cover timing, can increase the number that encircles piece.
Described ring piece is provided with two, and two ring piece diameters are different, and are provided with each other spacing, and diameter circlet piece is placed in the pump case end.Adopt a plurality of ring pieces, coordinate the annular groove of similar number, can improve the Joint strenght between emulsion bottle cap and pump assembly, even one of them ring piece damages, another ring piece can play fastening effect equally, has reduced the condemnation factor of product.Adopt the different ring piece of diameter, diameter circlet piece is placed in the pump case end, its objective is for convenient for assembly.
Described ring piece is staged, and namely a ring piece is provided with the different two-layer ring of diameter, and this two-layer ring is same parent.When coordinating with described annular groove, the major diameter ring of ring piece coordinates with annular groove when the ring piece, and the minor diameter ring plays the effect that increase encircles the piece firmness, makes to encircle to encircle not easy fracture of piece when piece coordinates with annular groove.
The periphery that coordinates with annular groove on described ring piece is provided with the circular arc that is less than or equal to quadrntnt, and is comparatively light when making the ring piece be squeezed into annular groove, relatively difficult when ring piece wish breaks away from annular groove.
The installation method of described emulsion pumps disconnecting prevention structure: during installation, the pump assembly is inclined with respect to the emulsion bottle cap, the part of ring piece is coordinated with the annular groove of emulsion bottle cap inside, reach the state of withholding, by the pump assembly is applied oblique pressure, pull the pump assembly again, make the pump assembly transfer straightened condition to by heeling condition, make the ring piece be squeezed into annular groove, complete the snapping of pump assembly and emulsion bottle cap;
During dismounting, only need exert pressure to the pump assembly, pull the pump assembly, make the pump assembly be inclination with respect to the emulsion bottle cap, the ring piece can be emerged in annular groove, complete separating of pump assembly and emulsion bottle cap.
The invention has the advantages that and adopt the ring piece to coordinate with the fastening of annular groove, the pump assembly is connected fast with the emulsion bottle cap, and Stability Analysis of Structures is reliable, dismounting more for convenience, service life is longer, is suitable as the structural development that has like product now.
Description of drawings
Fig. 1 is the present invention program one integral structure schematic diagram, has made semi-sictional view in figure;
Fig. 2 is the present invention program two integral structure schematic diagram, has made semi-sictional view in figure.
The specific embodiment
Now the invention will be further described by reference to the accompanying drawings.The name of the sequence number in figure is called: nozzle head cap 1, emulsion bottle cap 2, annular groove 201, packing seal 3, pump case 4, ring piece 401.
As shown in Figure 1 and Figure 2, this emulsion pumps comprises nozzle head cap 1, emulsion bottle cap 2, packing seal 3 and pump assembly, and the pump assembly comprises pump core and pump case.This emulsion pumps disconnecting prevention structure refers to the disconnecting prevention structure between emulsion bottle cap and pump case, this disconnecting prevention structure mainly comprises the annular groove 201 of emulsion bottle cap inside and the ring piece 401 of pump case end, by ring piece and annular groove fastening, the pump assembly reliably can be connected with the emulsion bottle cap.Its concrete structure is: the top of emulsion bottle cap inner threaded is provided with annular groove, and the pump case end of pump assembly is provided with the ring piece.During assembling, by the pump assembly is tilted, the part of ring piece is coordinated with annular groove, reach the state of withholding, then by the pump assembly is exerted pressure, the pump assembly is become straight by heeling condition, namely make the ring piece embed fully in annular groove, realize the snapping of emulsion bottle cap and pump assembly.
The ring block structure is further improved, according to the principle of lever and moment, lever one end is fixed, the other end is placed weight, when lever is longer or thinner, more easily makes lever fracture or flexural deformation.Ring piece of the present invention is also like this, when the thinner diameter of ring piece is longer, it coordinates the extruding that produces more easily to make ring piece fracture with annular groove, can prevent the fracture of stop ring piece so increase the thickness of ring piece, but can increase the difficulty that coordinates of ring piece and annular groove when increasing thickness, namely encircle the increase of piece thickness and make and encircle piece elasticity and diminish, when making the ring piece coordinate with annular groove, need to apply larger power, also easily cause groove wear excessive, so the ring piece is difficult for blocked up.For overcoming the problems referred to above, ring piece of the present invention adopts staged, namely a ring piece is provided with and is connected as a single entity and two-layer ring that diameter is different, large diameter ring coordinates with annular groove, the ring of minor diameter plays and increases ring piece thickness so that encircle not easy fracture of piece, simultaneously, and under the prerequisite that guarantees snapping intensity, make as far as possible the difference in diameter of major diameter ring and minor diameter ring less, convenient ring piece is squeezed into annular groove.Further again, the periphery that coordinates with annular groove on the ring piece should be set to arc transition, make the ring piece easily to squeeze in annular groove, again in order to make the ring piece be difficult for emerging in annular groove, so the periphery that the ring piece coordinates with annular groove is set to be less than or equal to the arc transition of quadrntnt.
In order further to improve the firmness between emulsion bottle cap and pump assembly, also can realize by following improvement.As shown in Figure 2, be provided with two different ring pieces of diameter on the pump case of pump assembly, the ring piece of its medium-small diameter is placed in the top of pump case, and is provided with spacing between large diameter ring piece and minor diameter ring piece, the tapered round platform of distribution of these two ring pieces, and be positioned on same line of centers with pump case.Why two different ring pieces of diameter will be set, and minor diameter ring piece is placed in the pump case top, because if two identical ring pieces are set, two annular grooves that two ring pieces are squeezed in the emulsion bottle cap simultaneously are comparatively difficult, and different two ring pieces of diameter are set, and the piece tapered distribution of these two rings, to be squeezed into annular groove just comparatively light for two ring pieces, its concrete installation process with above-mentioned be provided with one identical when encircling piece.
Foregoing is only as technological means of the present invention, and unrestricted technical scope of the present invention.
Claims (8)
1. emulsion pumps disconnecting prevention structure, this emulsion pumps comprises nozzle head cap (1), emulsion bottle cap (2), pump assembly, the pump assembly comprises pump core and pump case (4); It is characterized in that between described pump case (4) and emulsion bottle cap (2) it being by the direct snapping of ring piece (401) and annular groove (201).
2. emulsion pumps disconnecting prevention structure according to claim 1, is characterized in that described pump case (4) one ends are provided with ring piece (401), and emulsion bottle cap (2) inwall threaded top is provided with annular groove (201).
3. described emulsion pumps disconnecting prevention structure according to claim 1 and 2, is characterized in that described emulsion bottle cap (2) and screw thread, annular groove (201) are same parent.
4. described emulsion pumps disconnecting prevention structure according to claim 1 and 2, is characterized in that described ring piece (401) is provided with at least one, and each encircles piece and pump case is positioned at same line of centers, and described annular groove (201) number is corresponding with ring piece number.
5. emulsion pumps disconnecting prevention structure according to claim 4, is characterized in that described ring piece (401) is provided with two, and two ring piece diameters are different, and are provided with each other spacing, and diameter circlet piece is placed in pump case (4) end.
6. emulsion pumps disconnecting prevention structure according to claim 5, is characterized in that described ring piece (401) is staged, and namely a ring piece is provided with the different two-layer ring of diameter, and this two-layer ring is same parent.
7. emulsion pumps disconnecting prevention structure according to claim 6, is characterized in that the upper periphery that coordinates with annular groove (201) of described ring piece (401) is provided with the circular arc that is less than or equal to quadrntnt.
8. the installation method of an emulsion pumps disconnecting prevention structure, this emulsion pumps comprises nozzle head cap (1), emulsion bottle cap (2), pump assembly, the pump assembly comprises again pump core and pump case (4); It is characterized in that:
By the direct snapping of ring piece (401) and annular groove (201) between described pump case (4) and emulsion bottle cap (2);
During installation, the pump assembly is inclined with respect to emulsion bottle cap (2), the inner annular groove (201) of part and emulsion bottle cap (2) of ring piece (401) is coordinated, reach the state of withholding, by the pump assembly is applied oblique pressure, pull the pump assembly again, make the pump assembly transfer straightened condition to by heeling condition, make the ring piece be squeezed into annular groove, complete the snapping of pump assembly and emulsion bottle cap;
During dismounting, only need exert pressure to the pump assembly, pull the pump assembly, make the pump assembly be inclination with respect to the emulsion bottle cap, the ring piece can be emerged in annular groove, complete separating of pump assembly and emulsion bottle cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010525847 CN102452523B (en) | 2010-10-29 | 2010-10-29 | Emulsion pump falling-off prevention structure and assembly method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010525847 CN102452523B (en) | 2010-10-29 | 2010-10-29 | Emulsion pump falling-off prevention structure and assembly method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102452523A CN102452523A (en) | 2012-05-16 |
| CN102452523B true CN102452523B (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010525847 Expired - Fee Related CN102452523B (en) | 2010-10-29 | 2010-10-29 | Emulsion pump falling-off prevention structure and assembly method thereof |
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| CN (1) | CN102452523B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236003A (en) * | 2014-03-28 | 2016-01-13 | 丁要武 | Anti-loosing lotion pump |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2598924Y (en) * | 2002-12-16 | 2004-01-14 | 黄建壮 | Dropping-proof device for emulsion pump |
| CN101607623A (en) * | 2009-07-09 | 2009-12-23 | 施华明 | Emulsion switch pump and locking method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060049208A1 (en) * | 2004-09-09 | 2006-03-09 | Daansen Warren S | Slit valves and dispensing nozzles employing same |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2598924Y (en) * | 2002-12-16 | 2004-01-14 | 黄建壮 | Dropping-proof device for emulsion pump |
| CN101607623A (en) * | 2009-07-09 | 2009-12-23 | 施华明 | Emulsion switch pump and locking method thereof |
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| Publication number | Publication date |
|---|---|
| CN102452523A (en) | 2012-05-16 |
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Granted publication date: 20130612 Termination date: 20201029 |
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