CN104188519B - A kind of boiler for coffee maker structure - Google Patents
A kind of boiler for coffee maker structure Download PDFInfo
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- CN104188519B CN104188519B CN201410407084.0A CN201410407084A CN104188519B CN 104188519 B CN104188519 B CN 104188519B CN 201410407084 A CN201410407084 A CN 201410407084A CN 104188519 B CN104188519 B CN 104188519B
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- boiler body
- boiler
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- inner bag
- connecting seat
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Abstract
The present invention relates to boiler technology field, disclose a kind of boiler for coffee maker structure, including boiler body, boiler body bottom is provided with electric heater, boiler body side wall is additionally provided with water injection pipe and drainpipe, inner bag is additionally provided with boiler body, the openend of inner bag is stretched out outside boiler body from boiler body upper end, the openend of inner bag is provided with connecting seat, connecting seat is provided with the inlet opening connected with inner bag, apopore, water inlet pipe, outlet pipe respectively with inlet opening, apopore is connected, the magnetic valve of control current break-make is additionally provided with connecting seat, it is detachably connected between connecting seat and boiler body, the inwall of inner bag is provided with ceramic layer, boiler body is in closed state, heat-conductive water is provided with boiler body.Therefore, there is the present invention incrustation scale to clear up conveniently, and water quality is good, beneficial effect in good taste of infusing coffee.
Description
Technical field
The present invention relates to boiler technology field, more particularly to a kind of boiler for coffee maker structure.
Background technology
At present, coffee is increasingly liked by compatriots, and the use of various coffee machines is also increasingly popularized, and the species of coffee is very
Many, coffee needs to be brewed with water, and the mouthfeel after coffee brewing is influenceed by water quality, water boiling implement, this just as making tea, tea
The quality of soup is influenceed by water quality and water cooking appliance, and usual coffee all uses special boiler to boil water with water, is subsequently used for punching
Make coffee, boiler, which is used for a long time, can produce incrustation scale, and incrustation scale is accumulated on boiler inner wall, scale crust will be formed in boiler inner wall,
Scale crust can cause boiler inner wall local heating uneven and cause blast, there is great potential safety hazard, it is therefore desirable to periodically clear
Incrustation scale is managed, boiler internal is complicated, outer wall good seal performance, the workload for clearing up incrustation scale is very big, or even need whole coffee
Machine periodically returns factory and goes incrustation scale to repair, and the heater strip in boiler is directly contacted with water, and tin, lead are all contained in many metal materials
Deng material, it can be escaped into water after the heating of metallic atom (especially tin atom, lead atom) in heater strip, and with this kind of bubble
Coffee obviously can produce harm to human body, can also influence the mouthfeel of coffee, the water in general making coffee or making tea is as far as possible
To be separated with ironware.
Chinese patent Authorization Notice No.：CN201701044U, authorized announcement date on January 12nd, 2011, discloses a kind of coffee
Coffee machine boiler, including pot and and pot cover, pot is opening down to be sealed with pot cover in the cavity for being combined to form a closing, the cavity
Electrothermal tube is provided with, pot is to use the aluminium pot and aluminum pot lid that extruder is made with pot cover, and pot passes through screw thread knot with pot cover
Structure is connected.This kind of boiler structure has the characteristics of structure is novel, making is simple and safe and reliable, greatly reduces cost.
Its weak point is that boiler long-term use generation incrustation scale is difficult to clear up, and incrustation scale, which is accumulated in, can bring potential safety hazard on boiler inner wall,
Electrothermal tube is directly contacted with drinking-water simultaneously, and the tin atom, lead atom in electrothermal tube, which can enter in water, influences health, rushes simultaneously
The water made coffee contacts the mouthfeel that can influence to infuse coffee with metal.
The content of the invention
The present invention is in order to overcome boiler inner wall of the prior art easily to gather incrustation scale, and incrustation scale cleaning trouble has safety
Hidden danger, while heating tube is directly contacted with water in boiler, when causing the water after heating to make coffee influence mouthfeel it is not enough there is provided
One kind is not likely to produce incrustation scale, and incrustation scale cleaning is convenient, can guarantee that the excellent boiler for coffee maker structure of water quality.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of boiler for coffee maker structure, including boiler body, described boiler body bottom are provided with electric heater, boiler
This body sidewall, which is additionally provided with water injection pipe and drainpipe, described boiler body, is additionally provided with inner bag, and the openend of inner bag is from boiler sheet
Body upper end is stretched out outside boiler body, and the openend of the inner bag is provided with connecting seat, and connecting seat is provided with the water inlet connected with inner bag
Hole, apopore, water inlet pipe, outlet pipe are connected with inlet opening, apopore respectively, and the electricity of control current break-make is additionally provided with connecting seat
Magnet valve, is detachably connected between connecting seat and boiler body, and the inwall of described inner bag is provided with ceramic layer, described boiler body
In closed state, heat-conductive water is provided with boiler body.
Electric heater is heated to the heat-conductive water in boiler body, and the water infused coffee enters inner bag from water inlet pipe
In, heat-conductive water transfers heat to inner bag, so as to be heated to the water in inner bag, because the heat-conductive water in boiler is constant
, without what is changed, therefore its internal amount of scale is few, and boiler body inwall will not gather incrustation scale, and drinking water is continuous
Flow through inner bag, heating after discharge and infuses coffee, incrustation scale can be accumulated on inner bag, but between inner bag and boiler body detachably
Connection, coffee machine, which is used, directly changes inner bag after a period of time, without whole boiler depot repair is removed incrustation scale, together
When inner bag inwall be provided with ceramic layer, on the one hand ceramic layer can slow down the cycle of incrustation scale attachment, reduction incrustation scale cleaning frequency, the opposing party
Face is to play buffer action, prevents drinking water from directly being contacted with inner bag inwall, and in order to improve thermal conductivity, inner bag is all by copper product
It is made, if drinking water is directly contacted in heating process with copper product, the harmful substance such as lead, tin in copper product can enter
In water, meeting do harm to huamn body is drunk for a long time, while water quality can be influenceed, influences the mouthfeel of coffee, and ceramic layer prevents from drinking
Water is directly contacted with inner bag, is increased water quality, it is ensured that coffee brewing is in good taste.
Preferably, described boiler body upper end is additionally provided with liquid level gauge, the liquid level of described heat-conductive water is boiler
The 1/2-2/3 of body total height.Liquid level gauge is used for measuring the liquid level of the heat-conductive water in boiler body, passes through when liquid level is too low
Water injection pipe water filling, can produce vapor, the lower part of inner bag is contacted with heat-conductive water, and upper part connects with vapor after heat-conductive water heating
Touch, vapor transfers heat to the drinking water in inner bag after being contacted with inner bladder outer wall, while Water vapor condensation into water droplet along
Inner bladder outer wall is flowed into heat-conductive water, so as to form water steam, endlessly carries out heat exchange, the fortune of vapor to inner bag
Efficiency of movement is higher than the sport efficiency of aqueous water, equal quality, also more than water with the heat in the vapor of equitemperature, therefore this knot
Heat exchange in structure between vapor and inner bag is higher than the heat exchanger effectiveness between water and inner bag, so as to shorten adding for drinking water
The hot time.
Preferably, being additionally provided with pressure-regulating valve at the top of described boiler body.Boiler is adjusted by pressure-regulating valve
Intrinsic maximum pressure, so as to control the boiling point of water, when pressure is more than standard pressure, the boiling point of water can be higher than 100 degree, from
And the water heat time in inner bag can be shortened, improve the efficiency of heating surface.
Preferably, being provided with described connecting seat through the inner chamber of connecting seat, the inner of the inner chamber is coaxial with inner bag
Connection, the outer end of inner chamber is provided with sealing bolt, and described interior intracavitary is additionally provided with coaxial mozzle, described mozzle and inner chamber
Annular gap is formed between cavity wall, described inlet opening is connected with annular gap, and described apopore is connected with mozzle, described
Magnetic valve be arranged on connecting seat side, described water outlet outer end of hole connects with one of connecting hole on magnetic valve, magnetic valve
Another upper connecting hole is connected with outlet pipe.Mozzle plays guide functions to the water in inner bag, and extension water enters from water inlet pipe
The path that inner bag is finally discharged, it is ensured that drinking water can be quickly heated；When needing to clear up inner chamber, it is only necessary under dismounting
Sealing bolt can be cleaned, and be cleaned very convenient.
Preferably, described mozzle and the junction of apopore are provided with filter sheath.Filter sheath can be in drinking water
Impurity is filtered, and is prevented impurity from entering in magnetic valve and then is caused the reduction of magnetic valve sealing.
Preferably, the inner chamber cavity wall of connecting seat is provided with ceramic layer, described water inlet pipe connects through inlet opening with inner chamber
It is logical.Ceramic layer, while preventing drinking water directly and connecting seat contact, plays buffer action also for the generation of incrustation scale is slowed down.
Preferably, described connecting seat and the junction of magnetic valve are provided with thermal insulation board, described thermal insulation board is moulded by PEEK
Glue is made, and thermal insulation board avoids hole and stretch out to form isolated tube provided with hole, the thermal insulation board side is avoided, described isolated tube
Stretch into apopore.Water after heating can transfer heat to connecting seat, and connecting seat has higher temperature, thermal insulation board energy in itself
Heat transfer is prevented to magnetic valve, so as to be played a protective role to magnetic valve, isolated tube is to prevent drinking water and apopore
Hole wall contact.
Preferably, described boiler body upper end is provided with adapter sleeve, welded between the lower end of adapter sleeve and boiler body
Connection, the upper end of adapter sleeve is provided with lower flange, and the lower end of described connecting seat is provided with upper flange, spiral shell between lower flange and upper flange
Tether and connect, the openend of described inner bag outwards turns down extension and forms the end on the downside of baffle ring, described baffle ring outer end with lower flange
Rubber seal is provided between face, metal support set is provided between described baffle ring and lower flange end face.When need clear up inner bag
In incrustation scale when, whole inner bag, connecting seat are directly unloaded replacing, it is ensured that the continuous of coffee machine is used, and rubber seal is played
Sealing effectiveness, metal support set on the downside of baffle ring to playing a supporting role, when expanded by heating causes between baffle ring and lower flange end face
When gap increases, metal support set can adjust the gap, so as to ensure the end face gluing, sealing of baffle ring upper side and upper flange.
Preferably, the section of described metal support set is V-shaped, one end of metal support set extends to form locating ring.
Metal support set compression deformation, V-arrangement both sides are sealed with upper flange, lower flange end contact respectively.
Therefore, the present invention has the advantages that：(1) slow down the attachment of incrustation scale, extend incrustation scale cleaning cycle；(2) water
Dirt cleaning is convenient, directly changes inner bag, coffee machine is without depot repair, it is ensured that coffee machine is continuously used；(3) greatly reduce
The contact area of drinking water and the copper product inside inner bag, connecting seat, prevents the multiple harmful substances such as the tin in copper product, lead from entering
Entering influences health in water, prevent drinking water from contacting heating with metal and influenceing mouthfeel.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the invention.
Fig. 2 is the attachment structure schematic diagram of inner bag and boiler body in the present invention.
Fig. 3 is inner bag, the explosive view of connecting seat in the present invention.
Fig. 4 is close-up schematic view at A in Fig. 2.
Fig. 5 is close-up schematic view at B in Fig. 2.
Fig. 6 is the sectional view of connecting seat in this structure.
In figure：The water inlet pipe of 6 inlet opening of boiler body 1 electric heater, 2 water injection pipe, 3 drainpipe, 4 inner bag, 5 connecting seat, 7 apopore 8
The isolated tube 18 of 9 outlet pipe, 10 magnetic valve, 11 heat-conductive water, 12 liquid level gauge, 13 mozzle, 14 annular gap, 15 filter sheath, 16 thermal insulation board 17 connects
The inner chamber of 25 baffle ring of female connector 19 lower flange, 20 upper flange, 21 rubber seal, 22 metal support set, 23 locating ring, 24 pressure-regulating valve 51
61 sealing bolts 62
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description：
A kind of boiler for coffee maker structure as depicted in figs. 1 and 2, including boiler body 1, boiler body bottom is provided with electricity
Heater 2, boiler body side wall is additionally provided with water injection pipe 3 and drainpipe 4, and the upper end of boiler body 1 is additionally provided with liquid level gauge 13, boiler sheet
The top of body 1, which is provided with pressure-regulating valve 25, boiler body, is additionally provided with inner bag 5, and the upper end of boiler body 1 is provided with adapter sleeve 19, even
It is welded to connect between the lower end of female connector and boiler body, the upper end of adapter sleeve is provided with lower flange 20, the openend of inner bag is from boiler
Stretched out in the adapter sleeve of body upper end outside boiler body, the openend of inner bag is provided with connecting seat 6, and the lower end of connecting seat is provided with upper method
Orchid 21, bolt connection between lower flange and upper flange, as shown in fig. 6, connecting seat is provided with the inlet opening 7 connected with inner bag, gone out
Water hole 8, water inlet pipe 9, outlet pipe 10 are connected with inlet opening, apopore respectively, and the electricity of control current break-make is additionally provided with connecting seat
Magnet valve 11, is detachably connected between connecting seat and boiler body, and the inwall of inner bag 5 is provided with ceramic layer, and boiler body is in closed
Heat-conductive water 12 is provided with state, boiler body, the liquid level of heat-conductive water is the 1/2 of boiler body total height.
Water is injected into boiler body from water injection pipe, stops water filling when liquid level reaches the 1/2 of boiler body, then pot
Remaining air is released in furnace body so that negative pressure state is in boiler body, electric heater is to leading in boiler body
Hot water is heated, and the pressure of pressure-regulating valve is set to two atmospheric pressure, and heat-conductive water is thermally formed vapor, due to initial shape
State is negative pressure state, and the boiling point of water is relatively low, while can increase the density of vapor, a part of water is quickly turned to vapor, with
The increase of vapor, boiler body internal pressure increase, until pressure reaches two standard atmospheric pressures, at this pressure, water
Boiling point is 120 degrees Celsius, and the drinking water infused coffee is from water inlet pipe enters inner bag, and the lower part of inner bag is contacted with heat-conductive water,
Upper part is contacted with vapor, and vapor transfers heat to the drinking water in inner bag after being contacted with inner bladder outer wall, while water steams
Airsetting is formed water droplet and flowed into along inner bladder outer wall in heat-conductive water, so as to form water steam, endlessly inner bag is carried out
Heat exchange, the sport efficiency of vapor is higher than the sport efficiency of aqueous water, equal quality, with the heat in the vapor of equitemperature
Also it is more than water, therefore the heat exchange in this structure between vapor and inner bag is higher than the heat exchanger effectiveness between water and inner bag, from
And shorten the heat time of drinking water；Because the heat-conductive water in boiler is constant, without what is changed, therefore its internal water
Dirt amount is few, and boiler body inwall will not gather incrustation scale, and boiler uses safe and stable；Drinking water constantly flow through inner bag,
Discharge is infused coffee after heating, and incrustation scale can be accumulated on inner bag, but is detachably connected between inner bag and boiler body, coffee machine
Using inner bag is directly changed after a period of time, without whole boiler depot repair is removed incrustation scale, while inner bag inwall
Provided with ceramic layer, ceramic layer on the one hand can slow down incrustation scale attachment cycle, reduction incrustation scale cleaning frequency, be on the other hand play every
From effect, prevent drinking water from directly being contacted with inner bag inwall, in order to improve thermal conductivity, inner bag is all made up of copper product, such as
Fruit drinking water is directly contacted in heating process with copper product, and the harmful substance such as lead, tin in copper product can enter in water, for a long time
Meeting do harm to huamn body is drunk, while water quality can be influenceed, the mouthfeel of coffee is influenceed, and ceramic layer prevents drinking water straight with inner bag
Contact, increases water quality, it is ensured that coffee brewing is in good taste.
As shown in fig. 6, be provided with connecting seat 6 through the inner chamber 61 of connecting seat, the inner and the inner bag coaxial communication of inner chamber, it is interior
The outer end of chamber is provided with sealing bolt 62, and described interior intracavitary is additionally provided with coaxial mozzle 14, between mozzle and inner chamber cavity wall
Annular gap 15 is formed, inlet opening is connected with annular gap, and apopore is connected with mozzle, is set in the inner chamber cavity wall of connecting seat 6
There is ceramic layer, water inlet pipe is connected through inlet opening with inner chamber, magnetic valve 11 is arranged on connecting seat side, water outlet outer end of hole and electromagnetism
Another connecting hole is connected with outlet pipe on one of connecting hole connection, magnetic valve on valve；The company of mozzle 14 and apopore
Meet place and be provided with filter sheath 16, as shown in Figure 3 and Figure 4, the junction of connecting seat 6 and magnetic valve is provided with thermal insulation board 17, thermal insulation board by
PEEK plastic cement is made, and thermal insulation board avoids hole and stretch out to form isolated tube 18 provided with hole, thermal insulation board side is avoided, and isolated tube is stretched
Enter in apopore.
As shown in figure 5, the openend of inner bag, which outwards turns down extension, forms the end on the downside of baffle ring 51, baffle ring outer end with lower flange
Rubber seal 22 is provided between face, metal support set 23, section of metal support set 23 are provided between baffle ring and lower flange end face
Face is V-shaped, and one end of metal support set extends to form locating ring 24, and inner bag, connecting seat are all metalworks, when boiler is begun to warm up
When, now difference variation is maximum, and thermal expansion influence is maximum, when expanded by heating causes baffle ring to increase with lower flange end clearance
When, metal support set can adjust the gap, so as to ensure the end face gluing, sealing of baffle ring upper side and upper flange, prevent leak.
In this structure, inner bag, the inner chamber of connecting seat are separated by ceramic layer and water, inlet opening, the hole wall difference of apopore
Opened by water inlet pipe, isolated tube and water segregation, water from water inlet pipe enter inner bag in after discharged from outlet pipe, water and copper product
Contact surface reduces more than 90%, so that effectively prevent the poisonous metals such as the lead in copper ion and copper product, tin from entering in water,
Ensure drinking water safety, while ensureing that water quality is good, the coffee brewed is in good taste；Incrustation scale is difficult to gather in surface ceramii layer, prolongs
The cycle of long cleaning incrustation scale, when needing cleaning incrustation scale, it is only necessary to change inner bag, without coffee machine depot repair is removed water
Dirt.Therefore, the present invention has the advantages that：(1) slow down the attachment of incrustation scale, extend incrustation scale cleaning cycle；(2) incrustation scale is cleared up
It is convenient, inner bag is directly changed, coffee machine is without depot repair, it is ensured that coffee machine is continuously used；(3) drinking water is greatly reduced
With the contact area of the copper product inside inner bag, connecting seat, prevent the multiple harmful substances such as tin, lead in copper product from entering in water
Health is influenceed, prevents drinking water from contacting heating with metal and influenceing mouthfeel.
Claims (7)
1. a kind of boiler for coffee maker structure, including boiler body (1), described boiler body bottom are provided with electric heater (2),
Boiler body side wall is additionally provided with water injection pipe (3) and drainpipe (4), it is characterized in that, it is additionally provided with inner bag in described boiler body
(5), the openend of inner bag is stretched out outside boiler body from boiler body upper end, and the openend of the inner bag is provided with connecting seat (6), even
Joint chair be provided with connected with inner bag inlet opening (7), apopore (8), water inlet pipe (9), outlet pipe (10) respectively with inlet opening, go out
Water hole is connected, and the magnetic valve (11) of control current break-make is additionally provided with connecting seat, is detachably connected between connecting seat and boiler body
Connect, the inwall of described inner bag (5) is provided with ceramic layer, and described boiler body is in that heat conduction is provided with closed state, boiler body
Water (12)；It is provided with described connecting seat (6) through the inner chamber (61) of connecting seat, the inner of the inner chamber coaxially connects with inner bag
Logical, the outer end of inner chamber is provided with sealing bolt (62), and described interior intracavitary is additionally provided with coaxial mozzle (14), described mozzle
Annular gap (15) are formed between the cavity wall of inner chamber, described inlet opening is connected with annular gap, described apopore and water conservancy diversion
Pipe connection, described magnetic valve (11) is arranged on connecting seat side, and described water outlet outer end of hole connects with one of on magnetic valve
Connect another connecting hole on hole connection, magnetic valve to connect with outlet pipe, described boiler body (1) upper end is provided with adapter sleeve
(19), it is welded to connect between the lower end of adapter sleeve and boiler body, the upper end of adapter sleeve is provided with lower flange (20), described connection
The lower end of seat is provided with upper flange (21), and bolt connection between lower flange and upper flange, the openend of described inner bag is outwards turned down
Extension forms and is provided with rubber seal (22) on the downside of baffle ring (51), described baffle ring outer end between the end face of lower flange, described
Baffle ring and lower flange end face between be provided with metal support set (23).
2. a kind of boiler for coffee maker structure according to claim 1, it is characterized in that, described boiler body (1) upper end
Liquid level gauge (13) is additionally provided with, the liquid level of described heat-conductive water is the 1/2-2/3 of boiler body total height.
3. a kind of boiler for coffee maker structure according to claim 1 or 2, it is characterized in that, described boiler body (1)
Top is additionally provided with pressure-regulating valve (25).
4. a kind of boiler for coffee maker structure according to claim 1, it is characterized in that,
The junction of described mozzle (14) and apopore is provided with filter sheath (16).
5. a kind of boiler for coffee maker structure according to claim 1, it is characterized in that, in the inner chamber cavity wall of connecting seat (6)
Provided with ceramic layer, described water inlet pipe is connected through inlet opening with inner chamber.
6. a kind of boiler for coffee maker structure according to claim 1 or 4 or 5, it is characterized in that, described connecting seat (6)
Thermal insulation board (17) is provided with the junction of magnetic valve, described thermal insulation board is made up of PEEK plastic cement, thermal insulation board, which is provided with, avoids hole,
The thermal insulation board side avoids hole and stretches out to form isolated tube (18), and described isolated tube is stretched into apopore.
7. a kind of boiler for coffee maker structure according to claim 1, it is characterized in that, described metal support set (23)
Section is V-shaped, and one end of metal support set extends to form locating ring (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407084.0A CN104188519B (en) | 2014-08-18 | 2014-08-18 | A kind of boiler for coffee maker structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407084.0A CN104188519B (en) | 2014-08-18 | 2014-08-18 | A kind of boiler for coffee maker structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104188519A CN104188519A (en) | 2014-12-10 |
| CN104188519B true CN104188519B (en) | 2017-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410407084.0A Expired - Fee Related CN104188519B (en) | 2014-08-18 | 2014-08-18 | A kind of boiler for coffee maker structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015217997A1 (en) * | 2015-09-18 | 2017-03-23 | Franke Kaffeemaschinen Ag | Brewing device for preparing a hot beverage |
| ES2748679T3 (en) * | 2015-12-23 | 2020-03-17 | Heater set for use in a household appliance |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000060987A1 (en) * | 1999-04-08 | 2000-10-19 | Koninklijke Philips Electronics N.V. | Coffee-making apparatus |
| CN201005526Y (en) * | 2006-12-22 | 2008-01-16 | 李镇西 | Double layer heat preservation ceramic inner container of the drinking machine |
| CN201129845Y (en) * | 2007-11-19 | 2008-10-08 | 安阳方快锅炉有限公司 | Porcelain enamel inner container boiler |
| TW201136560A (en) * | 2010-04-16 | 2011-11-01 | Tsung-Hsi Liu | Beverage preparation device |
| CN102345851B (en) * | 2011-10-28 | 2013-04-24 | 封海涛 | Rapid and energy-saving steam generator |
| CN202406967U (en) * | 2012-01-16 | 2012-09-05 | 励土峰 | Steam-powered soybean milk machine |
| CN203314765U (en) * | 2013-05-10 | 2013-12-04 | 广东德豪润达电气股份有限公司 | Boiler for coffee machine and coffer machine comprising boiler |
| CN204105741U (en) * | 2014-08-18 | 2015-01-21 | 群韵饮料机械（上海）有限公司 | Coffee machine boiler structure |
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