CN201372014Y - Lotion pump with press head convenient for press mounting in place - Google Patents
Lotion pump with press head convenient for press mounting in place Download PDFInfo
- Publication number
- CN201372014Y CN201372014Y CN200920136506U CN200920136506U CN201372014Y CN 201372014 Y CN201372014 Y CN 201372014Y CN 200920136506 U CN200920136506 U CN 200920136506U CN 200920136506 U CN200920136506 U CN 200920136506U CN 201372014 Y CN201372014 Y CN 201372014Y
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- Prior art keywords
- principal post
- head
- piston
- spring
- press
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000006210 lotion Substances 0.000 title abstract 2
- 239000011521 glass Substances 0.000 claims abstract description 10
- 239000000839 emulsion Substances 0.000 claims description 31
- 230000008676 import Effects 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000011324 bead Substances 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 12
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002453 shampoo Substances 0.000 description 1
Images
Landscapes
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Closures For Containers (AREA)
Abstract
The utility model discloses a lotion pump with a press head convenient for press mounting in place, which comprises the press head, a main cylinder, a nut, a locking cover, a piston, a body, a spring and a glass bead. The press head is equipped with a sleeve joint portion, outer walls of the upper end of the main cylinder are fixed with inner walls of the sleeve joint portion of the press head in an interference fit form, the piston is clamped and sleeved at a bottom section of the main cylinder movably, the locking cover is fixed on the upper portion of the body, the main cylinder is slidably connected to a cover hole of the locking cover, the piston at the bottom section of the main cylinder is disposed in a cavity of the body, a limit structure preventing the main cylinder upwards separating from the body is arranged between the main cylinder and the locking cover, an inlet is arranged on the cavity bottom of the body, the glass bead is arranged at the inlet of the cavity bottom of the body, the spring is sleeved outside the main cylinder and elastically supported between the bottom end of the sleeve joint portion of the press head and the cover face of the locking cover, and then the bottom end of the main cylinder can be tightly abutted onto the bottom end face of the cavity of the body when the spring is compressed. By utilizing the structure, the press head is extremely simple and reliable in press mounting, thereby greatly reducing production difficulty.
Description
Technical field
The utility model relates to a kind of emulsion pump, particularly relates to a kind of emulsion pump that head is press-fit into place of being convenient to.
Background technology
The emulsion pump is used for daily cleaning such as hand cleanser, shampoo, shower cream, mildy wash and skin-protection product pumps emulsion, is used in a large number in the modern day life.Fig. 1 is the emulsion pump structure scheme drawing of prior art, this emulsion pump configuration comprise head 1 ', main shaft 2 ', nut 3 ', locking closure 4 ', piston 5 ', subpost 9 ', body 6 ', spring 7 ' and beaded glass 8 '; Main shaft 2 ' the upper end and head 1 ' the lower end be connected to a fixed, move can drive 2 ' one on main shaft when the head 1 ' action; Main shaft 2 ' the lower end and subpost 9 ' the upper end be connected to a fixed, to realize both interlocks; Piston 5 ' be actively socketed on subpost 9 ' outer, subpost 9 ' outer wall along be circumferentially with a convex edge 91 ', main shaft 2 ' the bottom be provided with a card along 21 ', piston 5 ' the mobile card that is limited in main shaft 2 ' bottom along 21 ' and subpost 9 ' convex edge 91 ' between, main shaft 2 ' card along 21 ' and subpost 9 ' convex edge 91 ' between be provided with and can allow the gap of piston 5 ' move; Locking closure 4 ' be fixed on body 6 ' the upper end, main shaft 2 ', the assembly of piston 5 ' and subpost 9 ' constituted by the locking closure 4 ' body 6 of packing into ' in, and make piston 5 ' and subpost 9 ' be contained in body 6 ' chamber; Spring 7 ' elasticity prop up subpost 9 ' bottom and body 6 ' the chamber at the bottom of between; Body 6 ' the chamber at the bottom of be provided with import, one-way cock plays in inflow point at the bottom of beaded glass 8 ' be located at body 6 ' chamber; Nut 3 ' be fixed on body 6 ' outer is to be equipped with the bottle mouth position of the container of emulsion in realizing being installed in.During the emulsion pump uses, when head 1 ' be subjected to external force (such as being pushed) and when moving down by the user, head 1 ' drive main shaft 2 ' and subpost 9 ' move downward, and by subpost 9 ' compression spring 7 ', because piston external diameter and chamber body are made as interference fit, be subjected to the effect of friction force, the starting stage of main shaft 2 ' and subpost 9 ' move downward, piston 5 ' do not move, head 1 ' drive main shaft 2 ' and subpost 9 ' a move downward segment distance, make subpost 9 ' the inner chamber import communicate with body 6 ' cavity of resorption, simultaneously, main shaft 2 ' card along 21 ' with piston 5 ' the upper end lean, along with main shaft 2 ' and subpost 9 ' further move downward, main shaft 2 ' move downward has also driven piston 5 ' move downward, piston 5 ' compression body 6 when moving downward ' following cavity space, thus the emulsion of body 6 ' cavity of resorption is extruded.After head 1 ' suffered external force is eliminated, be subjected to the effect of spring 7 ' restoring force, spring 7 ' ejection subpost 9 ' and and then drive main shaft 2 ' and head 1 ' upward movement, same because the effect of the friction force of piston and chamber body, main shaft 2 ' and starting stage of subpost 9 ' upward movement, piston 5 ' do not move, main shaft 2 ' and subpost 9 ' upward movement one segment distance, make subpost 9 ' inner chamber import retraction piston 5 ' in, simultaneously, piston 5 ' with the sealing of subpost 9 ' formation, make subpost 9 ' the inner chamber import be not communicated with osed top cavity of body 6 ' cavity of resorption formation with body 6 ' cavity of resorption, along with the upward movement of main shaft 2 ' and subpost 9 ' further, subpost 9 ' upward movement has also driven piston 5 ' upward movement, and behind piston 5 ' upward movement, body 6 ' cavity of resorption spatial volume increases, cause body 6 ' following cavity pressure to reduce, body 6 ' cavity of resorption and container inner pressure form difference of pressure, and under the difference of pressure effect, emulsion will be pressed in container body 6 ' cavity of resorption.Emulsion pump product when assembling need with head 1 ' and main shaft 2 ' two accessories be press-fit into place, because need the leak free relation, head 1 ' with the certain interference fit of main shaft 2 ' need, when press-fiting, main shaft 2 ' push up by on spring 7 ' elastic force, when head 1 ' with the friction force of main shaft 2 ' produce because of interference less than spring 7 ' can realize correctly being press-fit into place when going up top elastic force, when friction force during greater than spring force, head 1 ' with main shaft 2 ' just can't be press-fit into place.So to head 1 ' with main shaft 2 ' interference degree mould-manufacturing and controlling of production process requirement high, height is spent in interference will cause head 1 ' can not reach requirement with main shaft 2 ' press-fit, interference spend low then out of reach seal request and head 1 ' with main shaft 2 ' easily come off, be one of uppity difficult point in the production of emulsion pump.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of emulsion pump that head is press-fit into place of being convenient to is provided, and makes that press-fiting of head is simple and reliable, and the production difficulty greatly reduces.
The technical scheme that its technical matters that solves the utility model adopts is; A kind ofly be convenient to the emulsion pump that head is press-fit into place, comprise head, principal post, nut, locking closure, piston, body, spring and beaded glass; Head is provided with the socket part, adopts interference fit to fix between the upper end outer wall of principal post and the inwall of head socket part; The piston active card is enclosed within the end section of principal post; Locking closure is fixed on upper part of body, and principal post is slidingly connected to the lid hole of locking closure, and the piston of section is contained in the body cavity at the bottom of the principal post, is provided with between principal post and the locking closure to prevent principal post make progress the position limiting structure of body; Be provided with import at the bottom of the chamber of body, beaded glass is located at inflow point at the bottom of the body cavity; Spring housing is outside principal post, and elasticity opens between the capping of the bottom, socket part that withstands on head and locking closure, holds out against on the bottom face of chamber body with the bottom that can make principal post when spring is compressed.
The bottom of described principal post is provided with the step of reducing, and the path section of principal post bottom fits in the import at the bottom of the body cavity, and the bottom face of the big footpath section of principal post bottom holds out against import at the bottom of body cavity along the place when spring is compressed.
Position limiting structure between described principal post and the locking closure is the inner edge lip that is located at the convex edge of principal post bottom and is located at upper end, locking closure lid hole, and the limit lip in the convex edge of principal post bottom and locking closure lid hole constitutes spacing that principal post moves up.
Locking closure is still failed to push up in the head bottom when being provided with the gap between the capping of described head bottom and locking closure the bottom of principal post holding out against at the chamber body bottom face to be compressed at spring.
Described nut is fixed on body upper end, and nut is still failed to push up in the handle bottom of head when being provided with the gap between the handle bottom of head and the upper end of nut the bottom of principal post holding out against at the chamber body bottom face to be compressed at spring.
Described principal post bottom is along being circumferentially with the limit lip, piston moves between the spacing convex edge and the limit lip of principal post bottom in the principal post bottom, is provided with between the limit lip of the convex edge of principal post and principal post at the bottom of piston bottom end fails to push up the chamber of body in the time of can allowing gap that piston moves the bottom of principal post holds out against at the chamber body bottom face to be compressed at spring.
A kind of emulsion pump that head is press-fit into place of being convenient to of the present utility model, it is subpost cancellation with original structure, adopt a principal post to substitute original main shaft and subpost, with spring housing outside principal post, and elasticity opens between the capping of the bottom, socket part that withstands on head and locking closure, holds out against on the bottom face of chamber body with the bottom that can make principal post when spring is compressed.When press-fiting head and principal post, the bottom of principal post holds out against on the chamber body bottom face, body forms a bearing force to principal post, no matter the friction force that produces of head and principal post interference degree has and muchly all can convenient and reliablely be press-fit into place, simultaneously in order to prevent that other structure from holding out against obstruction on the chamber body bottom face to the bottom of principal post, with head and nut, the gap is all left in all positions that can may contact or hold out against in press-fit process such as head and locking closure, piston and body.
In the use, when head is subjected to external force (such as being pushed by the user) and moves down, head drives principal post and moves downward, and compression spring, because piston external diameter and chamber body are made as interference fit, be subjected to the effect of friction force, the starting stage that principal post moves downward, piston does not move, head drives principal post and moves downward a segment distance, the inner chamber import of principal post is communicated with the body cavity of resorption, and simultaneously, the convex edge of principal post and the upper end of piston lean, along with principal post further moves downward, principal post moves downward and has also driven piston and move downward, cavity space under compression body when piston moves downward, thus the emulsion of body cavity of resorption is extruded.After the suffered external force of head is eliminated, be subjected to the effect of spring restoring force, head drives the principal post upward movement, same because the effect of the friction force of piston and chamber body, the starting stage of principal post upward movement, piston does not move, and principal post upward movement one segment distance makes in the inner chamber import retraction piston of principal post, simultaneously, piston and principal post form the sealing to the body cavity of resorption, and the inner chamber import of principal post is not communicated with the body cavity of resorption, and the body cavity of resorption forms an osed top cavity, along with the further upward movement of principal post, the principal post upward movement has also driven the piston upward movement, and behind the piston upward movement, body cavity of resorption spatial volume increases, cause that cavity pressure reduces under the body, body cavity of resorption and container inner pressure form difference of pressure, and under the difference of pressure effect, emulsion will be pressed in container the body cavity of resorption.
The beneficial effects of the utility model are, owing to adopted spring housing outside principal post, and elasticity is opened between the capping of the bottom, socket part that withstands on head and locking closure, hold out against on the bottom face of chamber body with the bottom that when spring is compressed, can make principal post, when press-fiting head, principal post and body hold out against, make head and principal post that reliable acting point be arranged when press-fiting, no matter the friction force that the interference degree produces between principal post and the body has and muchly all can convenient and reliablely be press-fit into place, this structure has also reduced the difficulty of mould-manufacturing and controlling of production process simultaneously, has improved the production qualification rate of product; Owing to cancelled subpost in the structure, reduced manufacturing cost and difficulty, cost performance of product has had further raising.
Below in conjunction with drawings and Examples the utility model is described in further detail; But of the present utility modelly a kind ofly be convenient to the emulsion pump that head is press-fit into place and be not limited to embodiment.
Description of drawings
Fig. 1 is the organigram of the emulsion pump of prior art;
Fig. 2 is the organigram of the utility model (when not pushing);
Fig. 3 is the organigram of the utility model (pushing the back).
The specific embodiment
Referring to Fig. 2, shown in Figure 3, a kind of emulsion pump that head is press-fit into place of being convenient to of the present utility model comprises head 1, principal post 2, nut 3, locking closure 4, piston 5, body 6, spring 7 and beaded glass 8; Head 1 is provided with socket part 11, adopts interference fit to fix between the upper end outer wall of principal post 2 and the inwall of head socket part 11, moves can drive 2 one of principal posts when head moves; Piston 5 active card are enclosed within the end section of principal post 2; Locking closure 4 is fixed on the top of body 6, and principal post 2 is slidingly connected to the lid hole of locking closure 4, and section bonded assembly piston 5 is contained in body 6 chambeies at the bottom of the principal post, is provided with between principal post 2 and the locking closure 4 to prevent principal post make progress the position limiting structure of body; Be provided with import 61 at the bottom of the chamber of body 6, beaded glass 8 is located at import 61 places at the bottom of the body cavity, plays one-way cock; Spring 7 is enclosed within outside the principal post 2, and elasticity opens between the capping 41 of 11 bottoms, socket part that withstand on head and locking closure, holds out against on the bottom face 62 of chamber body with the bottom that can make principal post 2 when spring 7 is compressed; Nut 3 is fixed on outside the body 6, and the bottle mouth position of the container of emulsion is housed in being installed in realization.
Wherein,
The bottom of principal post is provided with the step of reducing, and the path section 24 of principal post bottom fits in the import 61 at the bottom of the body cavity, and the bottom face 26 of the big footpath section of principal post bottom holds out against import at the bottom of body cavity along bottom face 62 places when spring is compressed;
Position limiting structure between principal post and the locking closure is the inner edge lip 42 that is located at the convex edge 21 of principal post bottom and is located at upper end, locking closure lid hole, and the convex edge 21 of principal post bottom constitutes spacing that principal post moves up with the limit lip 42 in locking closure lid hole;
Locking closure is still failed to push up in the head bottom when being provided with the gap between the capping 41 of head 1 bottom 12 and locking closure the bottom of principal post holding out against at the chamber body bottom face to be compressed at spring; Promptly push when putting in place, between the capping 41 of head 1 bottom 12 and locking closure still gapped 91;
The principal post bottom is along being circumferentially with the big footpath section that limit lip 22 is a principal post, piston 5 moves between the spacing convex edge 21 and the limit lip 22 of principal post bottom in the principal post bottom, is provided with between the convex edge 21 of principal post and the limit lip 22 of principal post at the bottom of piston bottom end fails to push up the chamber of body in the time of can allowing gap that piston moves the bottom of principal post holds out against at the chamber body bottom face to be compressed at spring; Promptly push when putting in place, between piston 5 and the chamber body bottom face 62 still gapped 93;
Chamber body bottom face 62 is the inclined-plane.
During assembling, earlier piston 5 is pressed into principal post 2 and constitutes an assembly; Again this assembly is filled in body 6 cavity of resorptions, put into and utilize behind the locking closure 4 leading of 6 of locking closure 4 and bodies to withhold synthetic one not removable integral body again; Then utilize the body 6 and the button of leading of nut 3 that nut 3 and body 6 are made up; At last spring 7 is put into principal post 2 external diameters, utilized the head 1 and the interference fit of principal post 2 that head 1 is press-fit into place again.
A kind of emulsion pump that head is press-fit into place of being convenient to of the present utility model, it is subpost cancellation with original structure, adopt a principal post 2 to substitute original main shaft and subpost, spring 7 is enclosed within outside the principal post 2, and elasticity opens between the capping 41 of 11 bottoms, socket part that withstand on head and locking closure, holds out against on the bottom face 62 of chamber body with the bottom that can make principal post when spring 7 is compressed.When press-fiting head 1 with principal post 2, the bottom of principal post holds out against on chamber body bottom face 62,6 pairs of principal posts of body 2 form a bearing force, no matter the friction force that produces of head 1 and principal post 2 interference degree has and muchly all can convenient and reliablely be press-fit into place, simultaneously in order to prevent that other structure from holding out against obstruction on the chamber body bottom face to the bottom of principal post, with head 1 and nut 3, all understand head 1 and locking closure 4, piston 5 and body 6 etc. the positions that may contact or hold out against and all leave the gap in press-fiting process.
In the use, when head 1 is subjected to external force (such as being pushed by the user) and moves down, head 1 drives principal post 2 and moves downward, and compression spring 7, because piston external diameter and chamber body are made as interference fit, be subjected to the effect of friction force, the starting stage that principal post 2 moves downward, piston 5 does not move, head 1 drives principal post 2 and moves downward a segment distance, the inner chamber import of principal post 2 is communicated with the body cavity of resorption, and simultaneously, the convex edge 21 of principal post leans with the upper end of piston 5, along with principal post 2 further moves downward, principal post 2 moves downward and has also driven piston 5 and move downward, cavity space under compression body when piston 5 moves downward, thus the emulsion of body cavity of resorption is extruded.After head 1 suffered external force is eliminated, be subjected to the effect of spring 7 restoring forces, head 1 drives principal post 2 upward movements, same because the effect of the friction force of piston and chamber body, the starting stage of principal post 2 upward movements, piston 5 does not move, and principal post 2 upward movements one segment distance makes in the inner chamber import retraction piston of principal post 2, simultaneously, piston 5 and the sealing that principal post 1 forms the body cavity of resorption make the inner chamber import of principal post 2 not be communicated with the body cavity of resorption, and the body cavity of resorption forms an osed top cavity, along with principal post 2 further upward movements, principal post 2 upward movements have also driven piston 5 upward movements, and behind piston 5 upward movements, body cavity of resorption spatial volume increases, cause that cavity pressure reduces under the body, body cavity of resorption and container inner pressure form difference of pressure, and under the difference of pressure effect, emulsion will be pressed in container the body cavity of resorption.
The foregoing description only is used for further specifying a kind of emulsion pump that head is press-fit into place of being convenient to of the present utility model; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls into the protection domain of technical solutions of the utility model to any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. be convenient to the emulsion pump that head is press-fit into place for one kind, it is characterized in that: comprise head, principal post, nut, locking closure, piston, body, spring and beaded glass; Head is provided with the socket part, adopts interference fit to fix between the upper end outer wall of principal post and the inwall of head socket part; The piston active card is enclosed within the end section of principal post; Locking closure is fixed on upper part of body, and principal post is slidingly connected to the lid hole of locking closure, and the piston of section is contained in the body cavity at the bottom of the principal post, is provided with between principal post and the locking closure to prevent principal post make progress the position limiting structure of body; Be provided with import at the bottom of the chamber of body, beaded glass is located at inflow point at the bottom of the body cavity; Spring housing is outside principal post, and elasticity opens between the capping of the bottom, socket part that withstands on head and locking closure, holds out against on the bottom face of chamber body with the bottom that can make principal post when spring is compressed.
2. a kind of emulsion pump that head is press-fit into place of being convenient to according to claim 1, it is characterized in that: the bottom of described principal post is provided with the step of reducing, the path section of principal post bottom fits in the import at the bottom of the body cavity, and the bottom face of the big footpath section of principal post bottom holds out against import at the bottom of body cavity along the place when spring is compressed.
3. a kind of emulsion pump that head is press-fit into place of being convenient to according to claim 1 is characterized in that: locking closure is still failed to push up in the head bottom when being provided with the gap between the capping of described head bottom and locking closure the bottom of principal post holding out against at the chamber body bottom face to be compressed at spring.
4. a kind of emulsion pump that head is press-fit into place of being convenient to according to claim 1, it is characterized in that: described nut is fixed on body upper end, and nut is still failed to push up in the handle bottom of head when being provided with the gap between the handle bottom of head and the upper end of nut the bottom of principal post holding out against at the chamber body bottom face to be compressed at spring.
5. a kind of emulsion pump that head is press-fit into place of being convenient to according to claim 1, it is characterized in that: described principal post bottom is along being circumferentially with the limit lip, piston moves between the spacing convex edge and the limit lip of principal post bottom in the principal post bottom, is provided with between the limit lip of the convex edge of principal post and principal post at the bottom of piston bottom end fails to push up the chamber of body in the time of can allowing gap that piston moves the bottom of principal post holds out against at the chamber body bottom face to be compressed at spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920136506U CN201372014Y (en) | 2009-01-20 | 2009-01-20 | Lotion pump with press head convenient for press mounting in place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920136506U CN201372014Y (en) | 2009-01-20 | 2009-01-20 | Lotion pump with press head convenient for press mounting in place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201372014Y true CN201372014Y (en) | 2009-12-30 |
Family
ID=41498097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920136506U Expired - Fee Related CN201372014Y (en) | 2009-01-20 | 2009-01-20 | Lotion pump with press head convenient for press mounting in place |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201372014Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552746A (en) * | 2013-11-04 | 2014-02-05 | 中山市联昌喷雾泵有限公司 | Lotion pump with piston capable of being positively and reversely assembled |
| CN105947389A (en) * | 2016-07-01 | 2016-09-21 | 中山市美捷时包装制品有限公司 | Spring-builtin standard self-locking and thread lock liquid distribution pump |
| CN112438638A (en) * | 2020-12-09 | 2021-03-05 | 厦门雨恋雪科技有限公司 | There is not pipe soap device |
-
2009
- 2009-01-20 CN CN200920136506U patent/CN201372014Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552746A (en) * | 2013-11-04 | 2014-02-05 | 中山市联昌喷雾泵有限公司 | Lotion pump with piston capable of being positively and reversely assembled |
| CN103552746B (en) * | 2013-11-04 | 2015-08-05 | 中山市联昌喷雾泵有限公司 | A kind of piston can the emulsion pumps of positive and negative dress |
| CN105947389A (en) * | 2016-07-01 | 2016-09-21 | 中山市美捷时包装制品有限公司 | Spring-builtin standard self-locking and thread lock liquid distribution pump |
| CN112438638A (en) * | 2020-12-09 | 2021-03-05 | 厦门雨恋雪科技有限公司 | There is not pipe soap device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20150120 |
|
| EXPY | Termination of patent right or utility model |