CN203714393U - Novel vacuum pump - Google Patents
Novel vacuum pump Download PDFInfo
- Publication number
- CN203714393U CN203714393U CN201320828773.XU CN201320828773U CN203714393U CN 203714393 U CN203714393 U CN 203714393U CN 201320828773 U CN201320828773 U CN 201320828773U CN 203714393 U CN203714393 U CN 203714393U
- Authority
- CN
- China
- Prior art keywords
- fixed cap
- pump
- vacuum pump
- plastics spring
- volumetric flask
- 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- Withdrawn - After Issue
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1028—Pumps having a pumping chamber with a deformable wall
- B05B11/1035—Pumps having a pumping chamber with a deformable wall the pumping chamber being a bellow
Abstract
The utility model discloses a novel vacuum pump which comprises a volumetric flask and is characterized in that a piston is arranged at the lower end in the volumetric flask, wherein a fixing cover is in sealing connection with the upper end of the volumetric flask; a pump component is arranged in the fixing cover; a press button is arranged on the pump component; an air vent is arranged at the bottom of the volumetric flask. The utility model provides the novel vacuum pump with a simple structure, fewer components and convenience in use, in order to overcome the defects of the prior art.
Description
Technical field
The utility model relates to a kind of vacuum pump.
Background technology
Emulsion pumps, because its design is exquisite, easy to use, has been widely used in various life and work occasions at present.Existing emulsion pumps is all generally by the emulsion sucking-off in bottle by the pump housing on bottle, existing its part of this design is relatively many, and inner must be communicated with ambient atmosphere with the pressure inside and outside balance otherwise just can inhale liquid, or bottle can the inside shrinkage distortion because of inner negative pressure; Existing emulsion pumps easily causes the material volatilizations such as the interior spices of bottle, has affected the result of use of product.
So existing emulsion pumps awaits further perfect.
Utility model content
The purpose of this utility model is in order to overcome weak point of the prior art, provides a kind of simple in structure, and accessory is few, vacuum pump easy to use.
In order to achieve the above object, the utility model adopts following scheme:
A kind of vacuum pump, include volumetric flask, it is characterized in that: be provided with piston in described volumetric flask interior lower end, be sealedly connected with fixed cap in described volumetric flask upper end, in described fixed cap, be provided with pump assembly, on described pump assembly, be provided with by chewing, be provided with breather hole in described volumetric flask bottom.
A kind of vacuum pump as above, it is characterized in that described pump assembly includes the check valve that is arranged on fixed cap bottom, in described fixed cap, be provided with pump rod, between pump rod and fixed cap, be provided with plastics spring on described, in described plastics spring, be provided with drain passage, described drain passage is connected with the outlet of check valve, between described plastics spring lower end and fixed cap, be provided with hermetically-sealed construction, described plastics spring upper end outer wall and upper pump rod inwall seal mutually, are provided with pump core on described on pump rod.
A kind of vacuum pump as above, it is characterized in that described hermetically-sealed construction includes the connection bulge loop that is arranged on described plastics spring lower end, on fixed cap, be provided with link slot, described connection bulge loop is arranged in link slot, on the outer wall of described plastics spring bottom, be provided with can with the sealing bulge loop of fixed cap inwall close contact.
A kind of vacuum pump as above, is characterized in that described check valve includes valve body, is provided with the sealing protuberance that can seal fixed cap bottom opening in described valve body lower end, on the valve body in described sealing protuberance outside, is provided with through hole.
A kind of vacuum pump as above, is characterized in that on end periphery, being provided with buckling groove under described fixed cap, is provided with clamping bulge loop in described volumetric flask upper end, and described clamping bulge loop is fastened in described buckling groove.
A kind of vacuum pump as above, is characterized in that being provided with screens in described buckling groove, on described clamping bulge loop outer wall, is provided with lower screens, and described lower screens is connected in screens.
A kind of vacuum pump as above, it is characterized in that being provided with in described plastics spring upper end can with the male part of upper pump rod inner wall sealing, in described male part, be provided with evagination positioning groove, described pump core lower end is arranged in evagination positioning groove, on the plastics spring in described evagination positioning groove outside, be provided with through hole, described through hole is arranged in male part.
A kind of vacuum pump as above, is characterized in that including pump core bar at described pump core, on described pump core bar, is provided with back taper portion.
A kind of vacuum pump as above, is characterized in that being arranged with enclosing cover on described fixed cap.
In sum, the utility model with respect to its beneficial effect of prior art is:
One, the utility model is simple in structure, and parts are relatively less, is provided with piston in volumetric flask interior lower end, be sealedly connected with fixed cap in volumetric flask upper end, in fixed cap, be provided with pump assembly, on pump assembly, be provided with by chewing, be provided with breather hole in volumetric flask bottom.Press by chewing and make to produce in pump assembly negative pressure, the emulsion under the effect of piston in container bottle is easy to will be from by outflow chewing, easy to use.
Two, in the utility model, fixed cap and volumetric flask cooperatively interact by clamping bulge loop and buckling groove, connect very convenient.
Three, the utility model is that the vacuum pump of all-plastic can 360 uses in any angle of degree, energy-conserving and environment-protective, and productive costs is relatively low.
Brief description of the drawings
Fig. 1 is one of schematic perspective view of the present utility model;
Fig. 2 is two of schematic perspective view of the present utility model;
Fig. 3 is the decomposing schematic representation of Fig. 2;
Fig. 4 is Fig. 2 midship section schematic diagram;
Fig. 5 is the enlarged drawing at A place in Fig. 4;
Fig. 6 is the enlarged drawing at B place in Fig. 4;
Fig. 7 is the schematic diagram of the utility model pump core;
Fig. 8 is the schematic diagram of the utility model plastics spring;
Fig. 9 is the enlarged drawing at C place in Fig. 5;
Figure 10 is the schematic diagram of check valve in the utility model.
Detailed description of the invention
Below in conjunction with brief description of the drawings and detailed description of the invention, the utility model is further described:
A kind of vacuum pump as shown in Fig. 1 to 10, include volumetric flask 1, be provided with piston 2 in described volumetric flask 1 interior lower end, be sealedly connected with fixed cap 3 in described volumetric flask 1 upper end, in described fixed cap 3, be provided with pump assembly 4, on described pump assembly 4, be provided with by chewing 5, be provided with breather hole 9 in described volumetric flask 1 bottom.The utility model vacuum pump is in use pressed by chewing and is made to produce in pump assembly negative pressure, and the emulsion under the effect of piston in container bottle is easy to will be from by outflow chewing, easy to use.
As described in Fig. 3,4,5, pump assembly 4 includes the check valve 41 that is arranged on fixed cap 3 bottoms, in described fixed cap 3, be provided with pump rod 42, between pump rod 42 and fixed cap 3, be provided with plastics spring 43 on described, in described plastics spring 43, be provided with drain passage 44, described drain passage 44 is connected with the outlet of check valve 41, between described plastics spring 43 lower ends and fixed cap 3, be provided with hermetically-sealed construction 6, described plastics spring 43 upper end outer walls and upper pump rod 42 inwalls seal mutually, are provided with pump core 45 on described on pump rod 42.The utility model middle pump body assembly 4 component parts are few, and productive costs is low, energy-conserving and environment-protective.
As shown in Figures 4 and 5, hermetically-sealed construction 6 described in the utility model includes the connection bulge loop 61 that is arranged on described plastics spring 43 lower ends, on fixed cap 3, be provided with link slot 62, described connection bulge loop 61 is arranged in link slot 62, on described plastics spring 43 bottom outer walls, be provided with can with the sealing bulge loop 63 of fixed cap 3 inwall close contacts.Good sealing effect, thus the good result of use of vacuum pump ensured.
Check valve 41 described in the utility model includes valve body 411, is provided with the sealing protuberance 412 that can seal fixed cap 3 bottom openings 7 in described valve body 411 lower ends, on the valve body 411 in described sealing protuberance 412 outsides, is provided with through hole 413.
As shown in Figures 4 and 5, in the utility model, on 3 times end peripheries of described fixed cap, be provided with buckling groove 31, be provided with clamping bulge loop 11 in described volumetric flask 1 upper end, described clamping bulge loop 11 is fastened in described buckling groove 31.
In the utility model, in described buckling groove 31, be provided with screens 311, on described clamping bulge loop 11 outer walls, be provided with lower screens 111, described lower screens 111 is connected in screens 311.Between fixed cap 3 and volumetric flask 1, be connected by the mode of buckle, easy to connect, quick.
As shown in Fig. 3,4,5 and 8, in the utility model, be provided with in described plastics spring 31 upper ends can with the male part 312 of upper pump rod 42 inner wall sealings, in described male part 312, be provided with evagination positioning groove 313, described pump core 45 lower ends are arranged in evagination positioning groove 313, on the plastics spring 31 in described evagination positioning groove 313 outsides, be provided with through hole 314, described through hole 314 is arranged in male part 312.
As shown in Figure 7, in the utility model, include pump core bar 451 at described pump core 45, on described pump core bar 451, be provided with back taper portion 452.
As shown in Fig. 1,3 and 4, in the utility model, on described fixed cap 3, be arranged with enclosing cover 8.Effectively prevent that the pollutantss such as dust from entering by chewing in 5, safety and sanitation.
Principle of work of the present utility model:
In the utility model, between pump core 45, upper pump rod 42, plastics bullet 43 and check valve 41, form confined space.In use procedure:
1, pull out enclosing cover 8;
2, press by chewing 5, confined space volume dwindles, and after gas pressurized, through pump core 45, check valve 41 is discharged; Decontrol by chewing 5, plastics spring 43 is return under self elastic force effect, confined space volume increases suddenly, thereby formation parital vacuum, by external atmosphere pressure effect, promotion piston 2 is moved and washes liquid in volumetric flask open check valve 41 and suck plastics spring 43 inner chambers, repeatedly several times after confined space will be full of liquid;
3, again press by chewing 5, because of the incompressibility of liquid, liquid will be by check valve 41, and pump core 45 is flowed through by chewing 5 and pump.
More than show and described groundwork of the present utility model and principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification sheets, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. a vacuum pump, include volumetric flask (1), it is characterized in that: be provided with piston (2) in described volumetric flask (1) interior lower end, be sealedly connected with fixed cap (3) in described volumetric flask (1) upper end, in described fixed cap (3), be provided with pump assembly (4), on described pump assembly (4), be provided with by chewing (5), be provided with breather hole (9) in described volumetric flask (1) bottom.
2. a kind of vacuum pump according to claim 1, it is characterized in that described pump assembly (4) includes the check valve (41) that is arranged on fixed cap (3) bottom, in described fixed cap (3), be provided with upper pump rod (42), between pump rod (42) and fixed cap (3), be provided with plastics spring (43) on described, in described plastics spring (43), be provided with drain passage (44), described drain passage (44) is connected with the outlet of check valve (41), between described plastics spring (43) lower end and fixed cap (3), be provided with hermetically-sealed construction (6), described plastics spring (43) upper end outer wall and upper pump rod (42) inwall seal mutually, on pump rod (42), be provided with pump core (45) on described.
3. a kind of vacuum pump according to claim 2, it is characterized in that described hermetically-sealed construction (6) includes the connection bulge loop (61) that is arranged on described plastics spring (43) lower end, on fixed cap (3), be provided with link slot (62), described connection bulge loop (61) is arranged in link slot (62), on the outer wall of described plastics spring (43) bottom, be provided with can with the sealing bulge loop (63) of fixed cap (3) inwall close contact.
4. a kind of vacuum pump according to claim 2, it is characterized in that described check valve (41) includes valve body (411), be provided with the sealing protuberance (412) that can seal fixed cap (3) bottom opening (7) in described valve body (411) lower end, on the valve body (411) in described sealing protuberance (412) outside, be provided with through hole (413).
5. a kind of vacuum pump according to claim 2, it is characterized in that being provided with buckling groove (31) on the lower end periphery of described fixed cap (3), be provided with clamping bulge loop (11) in described volumetric flask (1) upper end, described clamping bulge loop (11) is fastened in described buckling groove (31).
6. a kind of vacuum pump according to claim 5, it is characterized in that being provided with upper screens (311) in described buckling groove (31), on described clamping bulge loop (11) outer wall, be provided with lower screens (111), described lower screens (111) is connected in screens (311).
7. a kind of vacuum pump according to claim 2, it is characterized in that being provided with in described plastics spring (31) upper end can with the male part (312) of upper pump rod (42) inner wall sealing, in described male part (312), be provided with evagination positioning groove (313), described pump core (45) lower end is arranged in evagination positioning groove (313), on the plastics spring (31) in described evagination positioning groove (313) outside, be provided with through hole (314), described through hole (314) is arranged in male part (312).
8. according to a kind of vacuum pump described in claim 2 or 7, it is characterized in that including pump core bar (451) at described pump core (45), on described pump core bar (451), be provided with back taper portion (452).
9. a kind of vacuum pump according to claim 1, is characterized in that being arranged with enclosing cover (8) on described fixed cap (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320828773.XU CN203714393U (en) | 2013-12-13 | 2013-12-13 | Novel vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320828773.XU CN203714393U (en) | 2013-12-13 | 2013-12-13 | Novel vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203714393U true CN203714393U (en) | 2014-07-16 |
Family
ID=51153567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320828773.XU Withdrawn - After Issue CN203714393U (en) | 2013-12-13 | 2013-12-13 | Novel vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203714393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693281A (en) * | 2013-12-13 | 2014-04-02 | 中山市美捷时包装制品有限公司 | Emulsion vacuum pump device |
| CN106144186A (en) * | 2015-03-24 | 2016-11-23 | 永泉丰企业股份有限公司 | Cosmetics Dewar bottle structure |
-
2013
- 2013-12-13 CN CN201320828773.XU patent/CN203714393U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103693281A (en) * | 2013-12-13 | 2014-04-02 | 中山市美捷时包装制品有限公司 | Emulsion vacuum pump device |
| CN103693281B (en) * | 2013-12-13 | 2016-02-24 | 中山市美捷时包装制品有限公司 | A kind of emulsion vacuum pump device |
| CN106144186A (en) * | 2015-03-24 | 2016-11-23 | 永泉丰企业股份有限公司 | Cosmetics Dewar bottle structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160224 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160224 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |