CN203328526U - Extracting part for coffee machine part - Google Patents
Extracting part for coffee machine part Download PDFInfo
- Publication number
- CN203328526U CN203328526U CN2013202991391U CN201320299139U CN203328526U CN 203328526 U CN203328526 U CN 203328526U CN 2013202991391 U CN2013202991391 U CN 2013202991391U CN 201320299139 U CN201320299139 U CN 201320299139U CN 203328526 U CN203328526 U CN 203328526U
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- Prior art keywords
- inner housing
- cavity
- face
- extraction parts
- coffee machine
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Abstract
The utility model relates to an extracting part for a coffee machine. The extracting part comprises a machine body and is characterized in that the machine body is composed of an outer casing and an inner casing. A concave cavity and a water inlet channel communicated with the concave cavity are formed in the outer casing, a water outlet channel penetrating through a front end face of the inner casing is formed in the inner casing, a one-way valve assembly is positioned in the water outlet channel, the inner casing is limited in the concave cavity of the outer casing and can slide front and back, a moving gap is formed between a rear end face of the inner casing and the bottom surface of the concave cavity, and a sealing ring is positioned between the periphery of the inner casing and the inner wall of the concave cavity. The extracting machine part not only relies on the locking force of a driving structure to achieve seal but also uses the pressure of hot water in extracting to help and improve seal. In extracting, high pressure hot water can enter the moving gap between the rear end face of the inner casing and the bottom surface of the concave cavity to push the inner casing to move forwards to tightly press another extracting machine part or coffee bag to form effective seal for an extracting cavity.
Description
Technical field
The utility model relates to a kind of extraction parts of coffee machine, and the extraction parts are in order to form the extraction chamber of accommodating coffee pads.
Background technology
Coffee machine is a kind of in beverage pouring and boiling device, and the beverage pouring and boiling direction of coffee machine mainly contains level and vertical both direction.The coffee machine that horizontal direction brews mainly includes the first extraction parts and the second extraction parts, wherein the first extraction parts are fixed on the front end in support, the second extraction parts are arranged on the rear end in support, and can be relative slippage before and after the first extraction parts, the second extraction parts slippage to after the first extraction parts contacts between the two seal closure extract chamber to form sealing.
The coffee machine of aforementioned type can be divided into again two kinds of versions, and a kind of is that the cavity that can hold coffee pads is located on the second extraction parts, the plate of the first extraction parts for moving relative to the second extraction parts; Another kind is that the cavity that can hold coffee pads is located at movably on the first extraction parts, and the second extraction parts are plate.Sealing effectiveness after two extraction parts close up is an important indicator of check coffee machine quality, the extraction parts of existing plate type are fixed structure, like this after two extraction parts close up, rigid contact between two extraction parts, sealing between two extraction parts compresses and forms sealing by the lever actuated structure, make two extraction parts good seals, extraction parts itself are reached to the Stroke Control precision that the extraction parts move, and the self-lock force of drives structure require high, sealings as two extraction parts only depend on the self-lock force of drives structure to realize in addition, in extraction coffee process, if the coupling mechanism force between two extraction parts is inadequate, hot water is pressed excessive, sealing surface between two extraction parts may produce gap under Water Pressure, easily cause drainage to occur.
The utility model content
Technical problem to be solved in the utility model is that the extraction parts of the better coffee machine of a kind of sealing effectiveness are provided for above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of extraction parts of coffee machine, include body, it is characterized in that: described body is comprised of shell body and inner housing, the intake tunnel that there is cavity on described shell body and communicate with this cavity, have the exhalant canal that runs through the inner housing front end face on described inner housing, be provided with check valve assembly in this exhalant canal, described inner housing constrains in the interior also energy of the cavity front and back slippage of shell body, there is free gap between the rear end face of inner housing and the bottom surface of cavity, be provided with sealing ring between the periphery of inner housing and the inwall of described cavity.
After hydraulic pressure sheds, as spring is not set, inner housing can move some distances after the opposite shell body,, may there be drainage in the sealing effectiveness in the extraction chamber that impact has the extraction parts to form, in addition after the long-time use of coffee machine, can exist quality of fit to reduce, also may have drainage.Further improve, be provided with the spring that makes inner housing keep reach trend between the bottom surface of above-mentioned inner housing back and described cavity.Spring is set the effect of a compensation sealing to inner housing, when the extraction parts lose hydraulic pressure, inner housing also keeps being close to another extraction parts or coffee pads under spring action, guarantees to extract the sealing in chamber, effectively avoids leaking.
There are a plurality of spring cavitys at the back side of above-mentioned inner housing along circumference, and a described spring is set in each spring cavity.Many springs are set and can more steadily promote inner housing, spring cavity, to the effect of spring Constrained, prevents the spring sideslip in addition.
Be provided with a limited post in above-mentioned spring cavity, described spring housing is located on limited post.Limited post has further position-limiting action to spring, better prevents the spring sideslip.
The front end face of above-mentioned inner housing is provided with cannelure, is provided with sealing gasket in cannelure, and the sealing pad constrains in cannelure by the gland be screwed at the inner housing front end face, has a plurality of apopores on described gland.Sealing gasket is set can be strengthened these extraction parts and form better sealing with relative another extraction parts or coffee pads.
The outer peripheral face of above-mentioned inner housing is provided with annular shoulder block, is fixed with two pressing plates that described annular shoulder block carried out to gear on the front end face of described shell body, and the inner face of described pressing plate and annular shoulder block form gear and join.Gear by pressing plate and annular shoulder block is joined, and when the inner face that when inner housing, moves forward to pressing plate contacts with annular shoulder block, inner housing can not continue reach again, forms the constraint to inner housing, prevents that inner housing breaks away from shell body, and this restraining structure is simple.
The both sides of above-mentioned shell body respectively are provided with a protruding axle.Protruding axle is set and facilitates shell body to be connected with drives structure, move to drive the extraction parts.
The front end face of above-mentioned inner housing is provided with accommodating cavity, and the bottom surface of accommodating cavity has the hole communicated with described cavity, and described accommodating cavity forms described exhalant canal.This exhalant canal structure ease of assembly check valve assembly.
Above-mentioned check valve assembly comprises spool, valve core spring and valve seat, described spool, valve core spring and valve seat are located in accommodating cavity from inside to outside successively, wherein, valve seat is threaded in the front end in accommodating cavity, have through hole on valve seat, valve core spring holds between spool and valve seat, and makes the spool maintenance block the trend in the hole of described accommodating cavity bottom surface.It is few that this check valve assembly relates to parts, easy to assembly.
Compared with prior art, the utility model has the advantage of: this extraction parts not only rely on the coupling mechanism force of drives structure to realize sealing, during also by extraction, heat hydraulic pressure used carries out the auxiliary propulsion sealing, during extraction, high-pressure water heating enters between the bottom surface of the rear end face of inner housing and cavity and has free gap, can promote the inner housing reach and compress another one extraction parts or coffee pads, guarantee to extract chamber and form effective sealing.
The accompanying drawing explanation
The positive perspective view that Fig. 1 is the utility model embodiment;
The back side perspective view that Fig. 2 is the utility model embodiment;
The front view that Fig. 3 is the utility model embodiment;
The A-A that Fig. 4 is Fig. 3 is to cutaway view;
The B-B that Fig. 5 is Fig. 3 is to cutaway view;
The perspective view one that Fig. 6 is the utility model embodiment;
The perspective view two that Fig. 7 is the utility model embodiment.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Fig. 1～7, it is a preferred embodiment of the present utility model.
A kind of extraction parts of coffee machine, include body, body is comprised of shell body 1 and inner housing 2, the both sides of shell body 1 periphery respectively are provided with a protruding axle 13,13, protruding axle is set facilitates shell body 1 to be connected with the handle drives structure, to drive the extraction parts to move, the handle drives structure can be the bar linkage structure driven by handle, it is conventional structure, but referenced patent number is the Chinese utility model patent " automatic dropping mechanism of coffee bag in coffee maker " of ZL200720110811.2 (notification number is CN201044719Y).
The intake tunnel 12 that also has cavity 11 on shell body 1 and communicate with this cavity 11, intake tunnel 12 is arranged on the rear portion of shell body 1, has the exhalant canal 21 that runs through inner housing 2 front end faces on inner housing 2, in exhalant canal 21, is provided with check valve assembly.
There is free gap X between the bottom surface of the rear end face of inner housing 2 and cavity 11, between the inwall of the periphery of inner housing 2 and described cavity 11, be provided with sealing ring 3.
Be provided with the spring 4 that makes inner housing 2 keep reach trend between the bottom surface of cavity 11.There are five spring cavitys 22 at the back side of inner housing 2 along circumference, and each spring cavity 22 is interior arranges an aforementioned spring 4.Be provided with a limited post 23 in spring cavity 22, an end of aforementioned spring 4 is set on limited post 23, and the other end of spring 4 holds the bottom surface at cavity 11.
The front end face of inner housing 2 is provided with cannelure 24, is provided with sealing gasket 5 in cannelure 24, and sealing gasket 5 constrains in cannelure 24 by the gland 6 that is fixed on inner housing 2 front end faces with screw 51, has a plurality of apopores 61 on gland 6.
The front end face of inner housing 2 is provided with accommodating cavity, and the bottom surface of accommodating cavity has the hole 26 communicated with described cavity 11, and accommodating cavity forms aforementioned exhalant canal 21.
Check valve assembly comprises spool 8, valve core spring 9 and valve seat 10, spool 8, valve core spring 9 and valve seat 10 are located in accommodating cavity from inside to outside successively, wherein, valve seat 10 is threaded in the front end in accommodating cavity, have through hole 101 on valve seat 10, valve core spring 9 holds between spool 8 and valve seat 10, and makes spool 8 maintenances block the trend in the hole 26 of described accommodating cavity bottom surface.
Operation principle and the process of the extraction parts of this coffee machine are as follows:
This extraction parts not only rely on the coupling mechanism force of drives structure to realize sealing, during also by extraction, heat hydraulic pressure used carries out the auxiliary propulsion sealing, during extraction, high-pressure water heating enters between the bottom surface of cavity 11 on the rear end face of inner housing 2 and shell body 1 and has free gap X, can promote inner housing 2 reaches and compress another one extraction parts or coffee pads, guarantee to extract chamber and form effective sealing.4 pairs of inner housings 2 of spring are set the effect of a compensation sealing, and when the extraction parts lose suddenly hydraulic pressure, inner housing 2 also keeps being close to another extraction parts or coffee pads under spring 4 effects, guarantees to extract the sealing in chamber, effectively avoids leaking.
Claims (9)
1. the extraction parts of a coffee machine, include body, it is characterized in that: described body is comprised of shell body (1) and inner housing (2), the intake tunnel (12) that there is cavity (11) on described shell body (1) and communicate with this cavity (11), have the exhalant canal (21) that runs through inner housing (2) front end face on described inner housing (2), this exhalant canal is provided with check valve assembly in (21), described inner housing (2) constrains in the interior also energy of cavity (11) the front and back slippage of shell body, there is free gap (X) between the bottom surface of the rear end face of inner housing (2) and cavity (11), be provided with sealing ring (3) between the inwall of the periphery of inner housing (2) and described cavity (11).
2. the extraction parts of coffee machine according to claim 1, is characterized in that: be provided with the spring (4) that makes inner housing (2) keep reach trend between the bottom surface of described inner housing (2) back and described cavity (11).
3. the extraction parts of coffee machine according to claim 2, it is characterized in that: there are a plurality of spring cavitys (22) at the back side of described inner housing (2) along circumference, and a described spring (4) is set in each spring cavity (22).
4. the extraction parts of coffee machine according to claim 3, it is characterized in that: be provided with a limited post (23) in described spring cavity (22), described spring (4) is set on limited post (23).
5. the extraction parts of coffee machine according to claim 1, it is characterized in that: the both sides of described shell body (1) respectively are provided with a protruding axle (13).
6. the extraction parts of coffee machine according to claim 1, it is characterized in that: the front end face of described inner housing (2) is provided with cannelure (24), be provided with sealing gasket (5) in cannelure (24), sealing pad (5) constrains in cannelure (24) by the gland (6) that is fixed on inner housing (2) front end face with screw (51), has a plurality of apopores (61) on described gland (6).
7. the extraction parts of coffee machine according to claim 1, it is characterized in that: the outer peripheral face of described inner housing (2) is provided with annular shoulder block (25), be fixed with two pressing plates (7) that described annular shoulder block (25) carried out to gear on the front end face of described shell body (1), the inner face of described pressing plate (7) and annular shoulder block (25) form gear and join.
8. according to the extraction parts of the arbitrary described coffee machine of claim 1～7, it is characterized in that: the front end face of described inner housing (2) is provided with accommodating cavity, the bottom surface of accommodating cavity has the hole (26) communicated with described cavity (11), and described accommodating cavity forms described exhalant canal (21).
9. the extraction parts of coffee machine according to claim 8, it is characterized in that: described check valve assembly comprises spool (8), valve core spring (9) and valve seat (10), described spool (8), valve core spring (9) and valve seat (10) are located in accommodating cavity from inside to outside successively, wherein, described valve seat (10) is threaded in the front end in accommodating cavity, have through hole (101) on valve seat (10), described valve core spring (9) holds between spool (8) and valve seat (10), and makes spool (8) maintenance block the trend in the hole (26) of described accommodating cavity bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202991391U CN203328526U (en) | 2013-05-28 | 2013-05-28 | Extracting part for coffee machine part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202991391U CN203328526U (en) | 2013-05-28 | 2013-05-28 | Extracting part for coffee machine part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203328526U true CN203328526U (en) | 2013-12-11 |
Family
ID=49697239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202991391U Expired - Fee Related CN203328526U (en) | 2013-05-28 | 2013-05-28 | Extracting part for coffee machine part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203328526U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300735A (en) * | 2013-05-28 | 2013-09-18 | 宁波全景电器技术有限公司 | Extraction machine part of coffee machine |
| CN104957996A (en) * | 2014-12-30 | 2015-10-07 | 九阳股份有限公司 | Horizontal type beverage making machine easy to wash |
| CN106175458A (en) * | 2016-08-29 | 2016-12-07 | 广东新宝电器股份有限公司 | A kind of coffee machine of band hydraulic locking |
-
2013
- 2013-05-28 CN CN2013202991391U patent/CN203328526U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103300735A (en) * | 2013-05-28 | 2013-09-18 | 宁波全景电器技术有限公司 | Extraction machine part of coffee machine |
| CN103300735B (en) * | 2013-05-28 | 2016-04-20 | 宁波全景电器技术有限公司 | A kind of extraction parts of coffee machine |
| CN104957996A (en) * | 2014-12-30 | 2015-10-07 | 九阳股份有限公司 | Horizontal type beverage making machine easy to wash |
| CN104957996B (en) * | 2014-12-30 | 2017-11-03 | 九阳股份有限公司 | A kind of easy cleaning is horizontal to reconstitute beverage machine |
| CN106175458A (en) * | 2016-08-29 | 2016-12-07 | 广东新宝电器股份有限公司 | A kind of coffee machine of band hydraulic locking |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20160528 |