CN108463143A - Refrigerate selling device - Google Patents
Refrigerate selling device Download PDFInfo
- Publication number
- CN108463143A CN108463143A CN201680075534.8A CN201680075534A CN108463143A CN 108463143 A CN108463143 A CN 108463143A CN 201680075534 A CN201680075534 A CN 201680075534A CN 108463143 A CN108463143 A CN 108463143A
- Authority
- CN
- China
- Prior art keywords
- refrigeration
- selling device
- yishanmen
- cold air
- warm air
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
- A47F3/0404—Cases or cabinets of the closed type
- A47F3/0408—Cases or cabinets of the closed type with forced air circulation
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/04—Show cases or show cabinets air-conditioned, refrigerated
- A47F3/0404—Cases or cabinets of the closed type
- A47F3/0426—Details
- A47F3/043—Doors, covers
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
- Freezers Or Refrigerated Showcases (AREA)
Abstract
A kind of refrigeration selling device (10) is configurable for providing cold air stream (C), and the cold air stream is generally vertically flowed at least descending in front for refrigeration sale space (28) in a downward direction and along the inside of the low portion of at least Yishanmen (8).The refrigeration selling device (10) includes at least one warm air channel (18), and the warm air channel is extended to from front side of the refrigeration selling device (10) in the refrigeration selling device (10) below at least Yishanmen (8).Deflecting element (20；21) inner surface of at least Yishanmen (8) is fixed to for deflecting the cold air stream (C) and generating local depression.The warm air channel (18) is configurable for that warm air is made to flow into the refrigeration selling device (10) from the region before the refrigeration selling device (10) and is used to the temperature from at least low portion of Yishanmen (8) being maintained at the dew-point temperature of surrounding air (A) or more.The refrigeration selling device (10) is configured such that stream of warm air (W) is drawn through at least one warm air channel (18) by cold air stream (C) and converges with the cold air stream (C).
Description
The present invention relates to refrigeration selling device (furniture), more particularly to including at least Yishanmen and it is at least one warm up
The refrigeration selling device of air duct, at least one warm air channel are configured as reducing the wind condensed at least Yishanmen
Danger.
In order to improve energy efficiency, refrigeration selling device can be equipped with door, especially glass door, to cold on the inside of utensil
It hides to establish between space and the warm environment on the outside of utensil and detach.One of this refrigeration selling device is common problem encountered is that condensate
It is formed on the low portion of door.This is non-desired and should be avoided.
Therefore it provides being effectively prevented from the improved refrigeration pin for forming unexpected condensate on its low portion
It will be beneficial to sell utensil.
In accordance with an exemplary embodiment of the invention, such refrigeration selling device includes：Appliance body, offer are used for
Store the refrigeration sale space of product wherein to be presented；It is at least one to enter region, it provides and enters refrigeration sale space
Approach；At least Yishanmen is pivoted at region by the upper part and low portion of door braced frame at least one
Or be slidably supported, and at least one closed position into region can closed and allowing to enter region via at least one
It is moved between at least one open position in refrigeration sale space；Return air is open, and it is empty to be arranged on refrigeration sale
Between bottom close at least Yishanmen for receiving cold air stream, which at least descends front refrigeration sale space
In generally vertically flow in a downward direction；Deflecting element is fixed to the inner surface of at least Yishanmen to deflect cold sky
Air-flow and at least one warm air channel, from refrigeration selling device on front side of extend to refrigeration selling device in and by
It is configured to warm air in from the regional guidance before refrigeration selling device to refrigeration selling device so as to by least Yishanmen
Temperature at low portion is maintained at dew-point temperature or more.At least one warm air channel includes exterior section and interior section,
The exterior section extends below at least Yishanmen, the interior section deflecting element a part and be arranged on a support frame
Extend between the upper end of arresting lever at the low portion of frame.Refrigeration selling device is configured such that stream of warm air passes through cold sky
Air-flow is drawn through at least one warm air channel and converges with the cold air stream.
The exemplary implementation scheme of the present invention further includes a kind of reduces on the outer surface of the door of this refrigeration selling device
The method for forming the risk of unexpected condensate, wherein this approach includes the following steps：Cold air stream is provided, is sold in refrigeration
Generally vertical in a downward direction in front flow at least is descended in space close at least inside of the low portion of Yishanmen
Be arranged on refrigeration sale space bottom at return air opening, and by deflecting element come deflect cold air stream so as to
Warm air is drawn by refrigeration pin from the region before refrigeration selling device by warm air channel when the door is in the closed position
It sells in utensil, to improve the temperature at at least low portion of Yishanmen, which converges with cold air stream.
In accordance with an exemplary embodiment of the invention, the convection current on the low portion of the outer surface of door is conducted heat by along door
Low portion generate stream of warm air and increase.The stream of warm air causes the temperature at the outer surface low portion of door to increase.
This contributes to the temperature by the low portion to be maintained at the dew-point temperature of surrounding air or more to keep door from unexpected
The influence of condensate.
In accordance with an exemplary embodiment of the invention, stream of warm air is generated without using additional fan, and is only passed through
Warm air channel is formed below the door, especially in door adjoining profile forms warm air channel and in the help of deflecting element
It is lower to use the cold air stream caused by fan by being already present in utensil in the warm air channel according to bernoulli principle
Exit generate local depression (negative pressure).
The exemplary implementation scheme of the present invention is had an advantage that, in the design that need not change door or can add newly active
It solves to form unexpected condensate at the low portion of door in the case of component (such as additional electric heater or fan)
The simplicity of problem.
The exemplary implementation scheme of the present invention reliably avoids the refrigeration pin especially flowed close to door in cold air curtain
Sell the problem of unexpected condensate is formed in utensil.
Even if in the presence of by glass partition element, door frame, hinge and ensure door mechanical structure door other solid members
Heat bridge caused by part, and although the fact that the low portion of the edge of door, especially door constitutes heat-insulated intrinsic weakness, this hair
Bright exemplary implementation scheme still reliably avoids the problem of unexpected condensate formation.Although since setting is sold in refrigeration
The heat transfer that local air stream acceleration occurs at the return air grid on the inside of utensil and enhances on the inner surface of door is sold, but
It is the problem of exemplary implementation scheme of the present invention reliably avoids unexpected condensate formation.
The exemplary implementation scheme of the present invention may replace maintains dew-point temperature for the temperature in the low portion by door
Above other modes being contemplated that comprising improve the thermal resistance of door edge designs and/or avoided using air register cold
Air is in direct contact door.Alternatively, in addition to this, the exemplary implementation scheme of the present invention can also be provided.
Hereinafter, exemplary implementation scheme will be described with reference to the drawings：
Fig. 1 shows the schematic section of the refrigeration selling device according to the first exemplary implementation scheme of the invention.
Fig. 2 shows the enlarged drawings in the region at the lower end for the glass door for refrigerating selling device shown in Fig. 1.
Fig. 3 shows the glass that selling device is refrigerated shown in Fig. 1 of the second exemplary implementation scheme according to the present invention
The enlarged drawing in the region at the lower end of glass door.
Fig. 4 shows the amplification section of the deflecting element employed in the second exemplary implementation scheme (Fig. 3) of the present invention
Figure.
Fig. 5 shows the amplification sectional view of the deflecting element according to third exemplary implementation scheme.
Fig. 1 depicts the schematic section of the refrigeration selling device 10 of the first exemplary implementation scheme according to the present invention.
It includes appliance body 1 to refrigerate selling device 10, which limits refrigeration sale space 28, which sells 28 quilt of space
It is configured for storing product (not shown) wherein to be presented.It is provided on top of each other in refrigeration sale space 28
Multiple shelf or rack 22, be configurable for accommodating and support the product.
The evaporator 2 of a part as refrigerating circuit is arranged on 10 bottom of refrigeration selling device and is in refrigeration sale sky
Between 28 lower section.Also it can be provided with the additional component of unshowned refrigerating circuit in Fig. 1 in refrigeration selling device 10, such as compress
Machine, condenser and expansion device.Alternatively, one or more of these components can be located at the outside of refrigeration selling device 10,
Such as the (not shown) in computer room or on the outside/roof of building for accommodating refrigeration selling device 10.
It is arranged on being closed into region 11 by door 8, especially glass door for the front side in refrigeration sale space 28,
The upper part 6a and low portion 6b and upper and lower part hinge 7 of the Men Youmen braced frames is pivotally supported.Scheming
In in unshowned alternate embodiment, refrigeration selling device 10 can be equipped with two or more fan doors 8 comprising are installed on
The sliding door on ball bearing rolled on track.
Elastic buffer 13 is disposed in door 8 and the upper part 6a positioned at door braced frame and stopping at low portion 6b
Between lever 12, for when door 8 is closed buffered gate 8 to the impact of arresting lever 12 and for maintaining door 8 and arresting lever 12
Between restriction gap.Cold air is from the refrigeration sale outflow of space 28 in order to prevent and warm air flows into refrigeration pin in order to prevent
28 between selling out, seal lip 9 is set between the arresting lever 12 being formed at the upper part 6a of a braced frame and door 8.This
Field technology personnel will be understood that, using the seal lip 9 being arranged between arresting lever 12 and door 8, be arranged in door braced frame
Buffer 13 at top section 6a is optional.
The bottom in refrigeration sale space 28 is formed at substantially along the return air duct 26 that horizontal axis extends
Between the return air opening 34 and the entrance side of evaporator 2 at place, it is located in entrance side exemplary configuration shown in Fig. 1
The right side of evaporator 2.Return air duct 26 houses fan 3, which is configured as air through return air opening 34
It is drawn into return air duct 26 from refrigeration sale space 28 and by the air delivery to evaporator 2, the air exists
It is cooled down at the evaporator 2.Return air opening 34 is refluxed the covering of air grid 4 for preventing article and other objects
It falls into return air duct 26.
The cooling air that (left side of the evaporator 2 of exemplary configuration shown in Fig. 1) leaves evaporator 2 is transported to
In the vertically extending vertical cold-air duct of back side 29 24 along refrigeration sale space 28.
Vertical cold-air duct 24 may be provided at least one cold air opening 30, for by cold air from vertical cold sky
Feed channel 24 is transported in refrigeration sale space 28.
Horizontal cold-air duct 25 can be fluidly connected with the upper end of vertical cold-air duct 24, for by cold air from
Vertical cold-air duct 24 is transported to the front side in refrigeration sale space 28.The front side end of horizontal cold-air duct 25 is provided with exhaust
Mouth 5, for cold air to be discharged to from horizontal cold-air duct 25 in the upper front region for refrigerating sale space 28.
It is (" cold that the cold air being discharged by exhaust outlet 5 in the upper front region in refrigeration sale space 28 provides cold air stream
Air curtain ") C, it is substantially vertical from the top for refrigerating sale space 28 along the inside of the door 8 towards refrigeration sale space 28
Ground flow to bottom.
The cold air stream C reduces the temperature of door 8.When the outer surface of the door 8 towards 10 outside of refrigeration selling device
When temperature drops to the dew-point temperature of surrounding air A or less, the unexpected condensate from surrounding air A will be formed in door 8
Outside.Due to the mechanical elements and support door 8 of door 8, the structural portion for especially including door braced frame part 6b and hinge 7
Part, and due to the heat transfer enhancing in the region, the risk for forming unexpected condensate is special at the low portion of door 8
It is high.
In order to reduce the risk for forming unexpected condensate at the low portion of door 8, it is provided with from refrigeration and sells
The outside in space 28 extends to the warm air channel 18 of low portion.Flow through the environment of the relative warmth in the warm air channel 18
Air stream W improves temperature of the mechanical elements of door 8 in the region at the low portion positioned at door 8.It reduce doors 8
The temperature of the low portion fall below the dew-point temperature of surrounding air A and form the risk of unexpected condensate.
Hereinafter, the structure in warm air channel 18 will be more fully described with reference to figure 2.
Fig. 2 shows the low portion weeks of the enlarged drawing of the low portion of the front side of refrigeration selling device 10, especially door 8
The enlarged drawing in the region enclosed.
The especially hollow glass door 8 of door 8 comprising sell the inner pane of glass 8a in space 28 towards refrigeration and towards refrigeration
The outer pane of glass 8c in the outside of selling device 10.By glass partition element 8d by outer pane of glass 8c and inner pane of glass 8a
It is spaced apart.As a result, it is heat-insulated for providing that heat-insulated cavity 8b is formed between inner pane of glass 8a and outer pane of glass 8c, it should be every
Hot cavity 8b especially can be filled with the insulated gas such as argon gas or can be vacuum by pump drainage.
Include under the frame side hinge components 7a and door side hinge components 7b being pivotably connected by connecting element 7c
Department's hinge 7 is pivotally supported door 8 at the low portion 6b of door braced frame.
Arresting lever 12 is extended vertically in the position higher than the lower edge of door 8 from the low portion 6b of braced frame.
Deflecting element 20 is attached to the inner pane of glass 8a of glass door 8 at the height of the upper end of a little higher than arresting lever 12.
Warm air channel 18 includes being arranged on place from the low portion that outside extends to refrigeration sale space 28
Exterior section between the downside of at least Yishanmen 8 in its closed position and the upside of the low portion 6b of door braced frame
18a, the adjacent central portions 18b extended between inner pane of glass 8a and arresting lever 12 and in the top edge of arresting lever 12
It is attached to the interior section 18c extended between lower part the first plane surface 20a of door 8 with deflecting element 20.
Due to the configuration of arresting lever 12, the interior section 18a and exterior section 18c in warm air channel 18 can be along substantially
The axis of horizontal orientation extends, and middle section 18b can extend along the axis being substantially vertically oriented.As a result, under door 8
The solid member of portion part almost by surrounding air or flow through warm air channel 18 stream of warm air W rather than cold air surround.
In attached alternative configuration not shown in the figure, in interior section 18a, the middle section 18b and exterior section 18c in warm air channel 18
It is at least one can relative to horizontally or vertically extend axis be oriented with non-normal angle.
Deflecting element 20 (can especially extend on the entire width of at least Yishanmen 8) is disposed an outwardly facing the upper of arresting lever 12
Thus lower part the first plane surface 20a at end limits the interior section 18c in warm air channel 18.Deflecting element 20 further includes
Two plane surface 20b and third surface 20c, second plane surface 20b are for example attached to by adhesive, especially adhesive tape
Inner pane of glass 8a, the third surface 20c sell space 28 towards refrigeration.The third surface 20c can be inclined flat table
Face.Alternatively, the third surface 20c can be curved surfaces as shown in Figure 2.
Deflecting element 20 can be with the height of 10mm to 20mm, the especially height of 15mm.
The height H of the interior section 18c in warm air channel 182Can be between 2mm to 10mm, the height H of especially 4mm2。
The height H of the exterior section 18a in warm air channel 181Can between 5mm and 10mm, especially 6mm and 8mm it
Between.The width D of the middle section 18b in warm air channel 18 can be between 3mm and 10mm, especially between 4mm and 6mm.
In the cold air stream guide section 32 close to the low portion of door 8, deflecting element 20, especially deflecting element 20
Inclined or arc third surface 20c make the cold air stream C substantially perpendicularly flowed (it be arranged essentially parallel to inner glass
The surface flow of plate 8a) deflection.The deflection prevents the cold air from cold air stream C from flowing out refrigeration pin via warm air channel 18
28 between selling out.
The width that the deflection caused by deflecting element 20 further results in the space that can be used for cold air stream C reduces.It is described
The reduction of free space is used as nozzle, which causes the speed of cold air stream C to increase.The increasing of the speed of the cold air stream C
Add the static pressure drop for causing to be located in refrigeration sale space 28 in the area of low pressure 36 of deflecting element 20 and arresting lever 12
It is low.The reduction of the static pressure leads to the pressure difference between the area of low pressure 36 and warm air channel 18.As a result, warm air
W is inhaled by least one warm air channel 18 in refrigeration sale space 28.
Due to the flowing of the surrounding air W of this relative warmth, include the lower part portion of the glass door 8 of door side hinge components 7b
Point, the mechanical elements (invisible in figure, because they are located at the rears hinge components 7b) of door, glass partition element 8d with
And the temperature of the low portion 8e of especially outer pane of glass 8c increases.This makes the temperature in the region be easier to maintain environment
More than the dew-point temperature of air A, the risk of unexpected condensate is formed in the region to significantly reduce.
The warm air W and cold air stream C being drawn into refrigeration sale space 28 converges, and passes through return air
Opening 34 is inhaled into the return air duct 26 being arranged below refrigeration sale space 28.Via return air duct 26,
Warm air W is transported to unshowned evaporator 2 in Fig. 2, the warm air be delivered back into illustrate as illustrated in fig. 1 it is cold
Freezed at the evaporator 2 before hiding sale space 28.
Fig. 3 shows the amplification of the low portion of the front side of the refrigeration selling device 10 according to the second exemplary implementation scheme
Figure, the refrigeration selling device 10 especially include different types of deflecting element 21.It is shown in Fig. 4 according to the second exemplary implementation
The amplification sectional view of the deflecting element 21 of scheme.
Deflecting element 21 shown in Fig. 3 and 4 has thin contour form, such as can be made of thin sheet of metal or plastics.
Deflecting element 21 includes the inside that at least Yishanmen 8 is parallel to when deflecting element 21 is attached at least Yishanmen 8
The straight central part 21b that the inner surface of glass plate 8a extends.Straight central part 21b can be by adhesive (for example, adhesive tape
23 (referring to Fig. 4)) be attached to the inner pane of glass 8a of at least Yishanmen 8, the adhesive tape be arranged on straight central part 21b with
Between inner pane of glass 8a.
Deflecting element 21 further includes the lower fixing part 21c extended from straight central part 21b substantially orthogonal to ground.When
When deflecting element 21 is installed at least Yishanmen 8, lower edge bases of the lower fixing part 21c more particularly along at least Yishanmen 8
It is horizontally extended on this.Optionally, lower fixing part 21c can be by adhesive not shown in figures (for example, bonding
Band) it is fixed to the lower edge of at least Yishanmen 8.
Deflecting element 21 further includes extending from straight central part 21b on the side opposite with lower fixing part 21c
Top deflector 21a.As a result, illustrating as illustrated in figure 3, when deflecting element 21 is installed to the interior table of at least Yishanmen 8
When face, top deflector 21a is extended in refrigeration sale space 28.
Top deflector 21a has lower pointed end 21d.Lower pointed end 21d is prominent relative to the inner surface 12a of arresting lever 12
Go out into casing and extends downwardly into refrigeration sale space 28.The lower pointed end 21d and arresting lever of top deflector 21a
Horizontal distance L between 12 inner surface 12a can be in the range of 1mm to 5mm, especially in the range of from 2mm to 3mm.
This protrusion associated with being downwardly oriented cause the condensate formed on the downside of top deflector 21a to
Lower flowing simultaneously falls into the return air duct 26 being arranged at the bottom in refrigeration sale space 28.
In embodiment shown in figs. 3 and 4, there is top deflector 21 radius R to be arrived for 10mm (referring to Fig. 4)
20mm, especially radius R are the substantially arcuate shape of 13mm to 15mm.In alternate embodiment not shown in the figure, on
Portion deflector 21a can be straight, but be tilted relative to the plane of at least Yishanmen 8.Alternatively, the smaller of circle can be used
Partly (that is, extending and have the part of relatively large radius R in the angle less than 90 °).
In third embodiment illustrated in Figure 5, top deflector 21a may include multiple and differently, especially
It is gradually inclined straight part 19a, 19b, 19c, they are disposed adjacently to one another, and lead to top deflector 21a's
The shape heaved is generally similar to arcuate shape shown in Fig. 4.
When deflecting element 21 is installed at least Yishanmen 8, the lower pointed end 21d of top deflector 21a can end at
The height H of 2mm to 10mm2Place, the height H for especially ending at top edge 12b high 4mm than arresting lever 122Place.
Deflecting element 21 substantially extends on the entire width of at least Yishanmen 8, and can be with 30mm to 40mm's
The height of height h, especially 35mm.
The height H of the interior section 18c in warm air channel 182Can be between 2mm to 10mm, the height H of especially 4mm2。
The height H of the exterior section 18a in warm air channel 181Can between 5mm and 10mm, especially 6mm and 8mm it
Between.The width D of the middle section 18b in warm air channel 18 can be between 3mm and 10mm, especially between 4mm and 6mm.
Similar to the third surface 20c of Fig. 1 and deflecting element shown in Fig. 2 20, top deflector 21a deflections along
The cold air stream C of the front flowing in refrigeration sale space 28.Therefore, along the low portion of at least Yishanmen 8 by stream of warm air W
Be drawn into refrigeration sale space 28 to avoid condensation effect with before with reference to described in figure 1 and 2 it is identical.
It is easy to produce with low cost with the deflecting element 21 of the second embodiment shown in Fig. 4 according to fig. 3, such as passes through
It squeezes plastic material or is formed by the suitable sheet metal of bending/roll-forming.
The lower fixing part 21c of deflecting element 21 limits the installation site of deflecting element 21 in vertical direction.It is special
Upright positions of the top deflector 21a relative at least lower edge of Yishanmen 8 is not defined.As a result, this can be controlled
Positions of the portion deflector 21a relative to other parts, and the lower pointed end 21d of especially top deflector 21a with only
It keeps opening wide vertical range H between the top edge 12b of lever 122.As a result, the deflecting element 21 according to the second embodiment can hold
Easily and it is mounted in correct position with high reliability.
Many optional features are set forth below.These features can in specific embodiments individually or with any other feature
It combines to realize.
In one embodiment, warm air channel further includes middle section, the middle section at least Yishanmen most
Substantially perpendicularly extend between the rear side and the front part of the arresting lever at lower gate frame part of lower part, and will warm up
The interior section and exterior section of air duct fluidly connect.Due to the configuration of arresting lever, the interior section in warm air channel
It can extend along the axis of substantially horizontal orientation with exterior section, and middle section can be along the axis being substantially vertically oriented
Line extends.As a result, the mechanical elements of the low portion of door almost flowed by surrounding air or in warm air channel it is warm
Air stream is surrounded, but not is surrounded by cold air.In alternative configuration, in interior section, exterior section and middle section extremely
Few one can be extended axis relative to horizontal/vertical and be oriented with any angle.
In another embodiment, generally vertical component has the width of 3mm to 10mm, especially 4mm or 6mm's
Width.It has been proved that the width in the range provide avoid at the low portion of at least Yishanmen condense needed for
Air velocity, the depth of the low portion without unreasonably increasing the door braced frame including arresting lever.
In another embodiment, deflecting element includes the central part for being parallel to the inner surface of at least Yishanmen and extending
Point, along at least Yishanmen lower edge extend lower fixing part and top deflector, the top deflector from
The inner surface of at least Yishanmen extends in refrigeration sale space.Central part and lower fixing part especially can be relative to each other
Orthogonal extension.Deflecting element with this configuration is readily produced and with inexpensive mounted on a door.Lower fixing part is true
Protect deflecting element being accurately positioned at door.
In another embodiment, top deflector has lower pointed end, and the lower pointed end is relative to arresting lever
Inner surface is projected into casing and is downwardly oriented in refrigeration sale space.The lower pointed end and arresting lever of top deflector
Inner surface between horizontal distance can be in the range of 1mm to 5mm, especially in the range of 2mm to 3mm.This top
Deflector allows the condensate runs down formed on the downside of top deflector and falls into be arranged on refrigeration sale
In return air duct at space bottom.What its further permission was substantially perpendicularly flowed before refrigeration sale space
Effective deflection of cold air stream.
In another embodiment, top deflector has arcuate shape, especially radius for 10mm to 20mm, more
Especially radius is the arcuate shape of 13mm to 15mm.The lower end of top deflector can end at the relatively high rim than retaining strip
At high 2mm to 10mm, especially 4mm.Gap in the range has been demonstrated to be inhaled into refrigeration sale sky due to warm air
Between, it is effectively prevented from and is condensed at the low portion of at least Yishanmen, the energy without unreasonably increasing refrigeration selling device
Amount consumption.
Deflecting element can be with the height of 30mm to 40mm, the especially height of 35mm.In alternative configuration, deflecting element
It can be with the height of 10mm to 20mm, the especially height of 15mm.Such configuration allows along base before refrigeration sale space
The appropriate deflection of the cold air stream vertically flowed in sheet, and allow to be effectively drawn into surrounding air by warm air channel.
In another embodiment, the top deflector extended in refrigeration sale space is configured such that entrance
Flow direction generally parallel orientation of the exit surface in the warm air channel in refrigeration sale space relative to cold air stream, this goes out
Discharge surface is formed between the lower pointed end of top deflector and the top edge of arresting lever.It is substantially parallel to cold air stream
Principal direction orientation warm air channel exit surface reduce by act on the exit surface cold air stream generate
Dynamic pressure component especially reduces the dynamic pressure component close to zero.This makes to act on the pressure at the exit surface
It is decreased to close to its minimum value, which is equal to static pressure.As a result, such configuration is provided at the exit surface and is connect
The low pressure of nearly minimum pressure, this is for given cold air stream speed and therefore flows through warm air channel for being effectively drawn into
Warm air be possible.
In another embodiment, deflecting element extends on the entire width of at least Yishanmen, so as to prevent along
The cold air substantially perpendicularly flowed before refrigeration sale space enters warm air channel, and exists in order to provide stream of warm air
Enter at least on the entire width of Yishanmen in refrigeration sale space.
In another embodiment, deflecting element is attached at least one fan by adhesive, especially by adhesive tape
Door.Adhesive, especially adhesive tape allow deflecting element is secured and are easily attached at least Yishanmen.
In another embodiment, refrigeration selling device includes with the width reduced to increase the cold of cold air flow velocity
Air stream guide section.This cold air stream guide section generation local depression and therefore generation pass through warm air at least one
Warm air channel is drawn into the sucking effect in refrigeration sale space.In order to generate sucking effect at the low portion of at least Yishanmen
It answers, substantially at the height of warm air channel outlet, cold air stream guide section can especially be located at the bottom in refrigeration sale space
Portion partly front and at least between the rear side of the rear side of the lowermost part of Yishanmen and/or lower gate frame part.
In another embodiment, refrigeration selling device is configured to supply cold air stream, that is, and " cold air curtain ",
Refrigeration sale space before in a downward direction along the inner surface of at least Yishanmen in its closed position generally
Vertically flow.Front of this cold air curtain in refrigeration sale space provide it is additional heat-insulated, and ought at least Yishanmen
The article being stored in refrigeration sale space is detached with surrounding air when opening.
In another embodiment, at least one elastic buffer is provided between arresting lever and door for working as door
Impact of the buffered gate to arresting lever when closing, and for maintain when the door closes the restriction gap between door and arresting lever so as to
Realize the middle section in warm wind channel.
In another embodiment, refrigeration selling device further includes at least one return air in refrigeration sale space
Opening.At least one return air opening is disposed at the bottom in refrigeration sale space close at least one warm air channel,
And it is configured as receiving the warm air sucked by least one warm air channel and the cold air from refrigeration sales region.
This allows to remove effectively the warm air sucked from refrigeration sale space by least one warm air channel and is avoided refrigerating
Sell in space and be particularly stored in the undesirably raising of the temperature of food therein.
At least one return air opening can be refluxed air grid covering, to prevent article and other objects from falling into back
It flows in air pipeline.
In another embodiment, at least one return air opening is fluidly connected to accommodate returning at least one fan
Flow air pipeline.Fan is configured for the air delivery that will have been received by least one return air opening to refrigerating circuit
Evaporator, so as to cooling for reflux cold air with the warm of refrigeration sale space is drawn by least one warm air channel
The mixture of air.This allows to maintain the temperature in refrigeration sale space in limit appropriate.
Return air duct and/or evaporator are especially disposed in the lower section and/or rear of the back side in refrigeration sale space.
Although describing the present invention by reference to exemplary implementation scheme, it will be appreciated by those skilled in the art that
Without departing from the scope of the invention, various changes can be carried out and available equivalents replaces its element.In addition, not taking off
In the case of essential scope from the present invention, many change so that specific situation or material adapt to religion of the invention can be carried out
It leads.It is therefore intended that the present invention is not limited to disclosed particular embodiment, but the present invention includes falling into the model of claims
Enclose interior all embodiments.
Reference marker
1 appliance body
2 evaporators
3 fans
4 return air grids
5 exhaust outlets
The upper part of 6a braced frames
The low portion of 6b braced frames
7 door hinges
7a frames side hinge components
7b side hinge components
7c connects hinge elements
8
8a inner pane of glass
The heat-insulated cavitys of 8b
8c outer pane of glass
8d glass partition elements
The low portion of 8e outer pane of glass
9 sealing elements
10 refrigeration selling devices
11 enter region
The inner surface of 12a arresting levers
The top edge of 12b arresting levers
12 arresting levers
13 elastic buffers
18 warm air channels
The exterior section in 18a warm airs channel
The middle section in 18b warm airs channel
The interior section in 18c warm airs channel
The inclination straight part of 19a, 19b, 19c deflecting element
20 deflecting elements (the first embodiment)
First plane surface of 20a deflecting elements
Second plane surface of 20b deflecting elements
The third surface of 20c deflecting elements
21 deflecting elements (the second embodiment)
The top deflector of 21a deflecting elements
The central part of 21b deflecting elements
The lower fixing part of 21c deflecting elements
The lower pointed end of the tops 21d deflector
22 shelf/rack
23 adhesive tapes
24 vertical cold-air ducts
25 horizontal cold-air ducts
26 return air ducts
28 refrigeration sale spaces
The back side in 29 refrigeration sale spaces
30 cold airs are open
32 cold air stream guide sections
34 return airs are open
36 areas of low pressure
A surrounding airs
C cold air streams
The width of the vertical component in D warm airs channel
H1The height of the exterior section in warm air channel
H2The height of the interior section in warm air channel
The height of h deflecting elements
The tip of L deflecting elements enters the protruding portion in refrigeration sale space relative to the inner surface of arresting lever
W surrounding air streams
Claims (23)
1. refrigerating selling device (10) comprising：
Appliance body (1) provides refrigeration sale space (28)；
It is at least one to enter region (11), it is used to enter the refrigeration and sells space (28)；
At least Yishanmen (8), by the upper part of door braced frame and lower part at least one entrance region (11)
Partly (6a, 6b) is supported；
Return air is open (34), is arranged at the bottom of refrigeration sale space (28) close at least Yishanmen
(8) for receiving cold air stream (C), the cold air stream (C) is at least descended in front refrigeration sale space (28)
It generally vertically flows in a downward direction；
Deflecting element (20；21) inner surface of at least Yishanmen (8), is fixed to for deflecting the cold air stream
(C)；And
At least one warm air channel (18) extends, the channel between the inner side and outer side of refrigeration selling device (10)
It is configured as from the region before the refrigeration selling device (10) directing into warm air in the refrigeration selling device (10)
The temperature at at least low portion of Yishanmen (8) is maintained at the dew-point temperature of the surrounding air (A) or more；
The wherein described refrigeration selling device (10) is configured such that the stream of warm air (W) passes through the cold air stream (C) quilt
It is aspirated through at least one warm air channel (18) and converges with the cold air stream (C)；And
Wherein described at least one warm air channel (18) includes exterior section (18a) and interior section (18c), the outside portion
(18a) is divided to extend below at least Yishanmen (8), the interior section (18c) is in the deflecting element (20；21) one
Partly (20c；21c) with the upper end of arresting lever (12) that is arranged at the low portion (6b) of the door braced frame it
Between extend.
2. refrigeration selling device (10) according to claim 1, wherein the warm air channel (18) further includes middle part
Divide (18b), the middle section (18b) is located at at least rear side of the low portion of Yishanmen (8) and the arresting lever
(12) between front part, and the wherein described middle section (18b) is logical by the exterior section (18a) and the warm air
The interior section (18c) in road (18) fluidly connects.
3. refrigeration selling device (10) according to claim 2, wherein the middle section (18b) has 3mm to 10mm
Width (D), the especially width of 4mm to 6mm.
4. refrigeration selling device (10) according to any one of claim 1 to 3, wherein the deflecting element (21) includes
It is parallel to the central part (21b) of the inner surface extension of at least Yishanmen (8), along at least Yishanmen (8)
Lower edge extend lower fixing part (21c) and top deflector (21a), the top deflector (21a) from
The inner surface of at least Yishanmen (8) extends in refrigeration sale space (28).
5. refrigeration selling device (10) according to claim 4, wherein the central part (21b) and the lower part are fixed
Partly (21c) orthogonal extension relative to each other.
6. refrigeration selling device (10) according to claim 4 or 5, wherein the top deflector (21a) have to
Under extend to it is described refrigeration sale space (28) in lower pointed end (21d).
7. refrigeration selling device (10) according to claim 6, wherein the lower part of the top deflector (21a)
Tip (21d) is projected on the inside of refrigeration sale space (28).
8. the refrigeration selling device (10) described according to claim 6 or 7, wherein the top deflector (21a) is described
Horizontal distance (L) between lower pointed end (21d) and the inner surface (12a) of the arresting lever (12) is 1mm to 5mm, especially
2mm to 3mm.
9. refrigeration selling device (10) according to any one of claims 4 to 8, wherein the top deflector
(21a) has arcuate shape.
10. refrigeration selling device (10) according to claim 9, wherein the arc of the top deflector (21a)
Shape shape has the radius (R) of 10mm to 20mm, the especially radius of about 13mm to 15mm.
11. the refrigeration selling device (10) according to any one of claim 6 to 10, wherein extending to the refrigeration sale
The top deflector (21a) in space (28) is configured such that into described in refrigeration sale space (28)
Flow direction generally parallel orientation of the outlet in warm air channel (18) relative to the cold air stream (C), it is described go out the degree of lip-rounding
At the lower pointed end (21d) and the arresting lever (12) in the top deflector (21a) top edge (12b) it
Between.
12. refrigeration selling device (10) according to any one of claims 4 to 11, wherein the top deflector
Vertical range (H2) between the lower end of (21a) and the top edge (12b) of the arresting lever (12) is 2mm to 10mm
It is long, especially 4mm long.
13. refrigeration selling device (10) according to any one of claim 1 to 12, wherein the deflecting element (21) has
There are the height of the height (h) of 30mm to 40mm, especially 35mm.
14. refrigeration selling device (10) according to any one of claim 1 to 12, wherein the deflecting element (20) has
There are the height of the height of 10mm to 20mm, especially 15mm.
15. refrigeration selling device (10) according to any one of the preceding claims, wherein the deflecting element (20；21)
Extend on the entire width of at least Yishanmen (8).
16. refrigeration selling device (10) according to any one of the preceding claims, wherein the deflecting element (20；21)
It is attached at least Yishanmen (8) by adhesive, especially adhesive tape (23).
17. refrigeration selling device (10) according to any one of the preceding claims comprising have reduce width with
Increase the cold air stream guide section (32) of the speed of the cold air stream (C), the cold air stream guide section (32) is especially
Rear side before the bottom part of refrigeration sale space (28) with the lowermost part of at least Yishanmen (8)
And/or between the rear side of the low portion (6b) of door braced frame.
18. refrigeration selling device (10) according to any one of the preceding claims, wherein the refrigeration selling device
(10) it is configured to supply cold air stream (C), the cold air stream (C) is before refrigeration sale space (28) downward
At least the inside of Yishanmen (8) is generally vertically flowed described in when on direction along in its closed position.
19. refrigeration selling device (10) according to any one of the preceding claims comprising sold in the refrigeration empty
Between at least one return air opening (34) in (28), at least one return air opening (34) is arranged to close to institute
State at least one warm air channel (18) and be configured as from the refrigeration sale space (28) receive with the cold air
The warm air that stream (C) has been sucked by least one warm air channel (18) after converging.
20. refrigeration selling device (10) according to claim 19, wherein at least one return air opening (34)
It is fluidly connected to the return air duct (26) including at least one fan (3), at least one fan (3) is configured as
Air is conveyed, the air is received the part for being used as refrigerating circuit by least one return air opening (34)
Evaporator (2).
21. the method for reducing the risk condensed on the surface of the door (8) of refrigeration selling device (10), the refrigeration selling device
(10) include：
Appliance body (1) provides a store for refrigeration sale space (28) of product wherein to be presented；
It is at least one to enter region (11), it provides and enters the approach that space (28) are sold in the refrigeration：And
At least Yishanmen (8), at least one upper part entered at region (11) by door braced frame and lower part
Partly (6a, 6b) is supported, and can closed at least one closed position for entering region (11) and allowed via described
It is moved between at least one open position of refrigeration sale space (28) at least one enter region (11)；
Deflecting element (20；21), be fixed to the inner surface of at least Yishanmen (8) with；And
At least one warm air channel (18), from the refrigeration selling device (10) below at least Yishanmen (8)
Front side extends in the refrigeration selling device (10)；
Wherein described at least one warm air channel (18) includes exterior section (18a) and interior section (18c), the outside portion
(18a) is divided to extend below at least Yishanmen (8), the interior section (18c) is in the deflecting element (20；21) one
Extend between part and the upper end for the arresting lever (12) being arranged at the low portion (6b) of the door braced frame；And
And
Wherein it the described method comprises the following steps：
Cold air stream (C) is provided, in the low portion close at least Yishanmen (8) of refrigeration sale space (28)
Inside at least descend in front the substantially vertical inflow to be in a downward direction arranged on the bottom of refrigeration sale space (28)
Return air opening (34) at portion；
By the deflecting element (20；21) it deflects the cold air stream (C) and is in its closed position for working as the door (8)
When warm air (W) is drawn into from the region before refrigeration selling device (10) by the warm air channel (18) it is described
Refrigerate in selling device (10) for improve temperature at at least low portion of Yishanmen (8) and therefore will described in
Temperature is maintained at the dew-point temperature or more；And
The stream of warm air (W) and the cold air stream (C) are converged.
22. according to the method for claim 21, further comprising the steps of：It has been warmed up with described in the cold air stream (C)
The cold air stream (C) is drawn into at least one fan (3) by return air duct (26) by air stream (W) after converging
In the evaporator (2), the return air duct (26) and/or the evaporator (2) and/or the fan (3) are preferably
It is disposed in refrigeration sale space (28) downwardly or rearwardly.
23. the method according to claim 21 or 22, wherein the step of providing cold air stream (C) includes making the cold air
Flow (C) when refrigeration sale space (28) front is in a downward direction and along in its closed position described at least
It generally vertically flows the inside of Yishanmen (8).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EPPCT/EP2015/081009 | 2015-12-22 | ||
| PCT/EP2015/081009 WO2017108101A1 (en) | 2015-12-22 | 2015-12-22 | Refrigerated sales furniture |
| PCT/EP2016/077886 WO2017108281A1 (en) | 2015-12-22 | 2016-11-16 | Refrigerated sales furniture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108463143A true CN108463143A (en) | 2018-08-28 |
| CN108463143B CN108463143B (en) | 2020-10-16 |
Family
ID=55024145
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580085491.7A Active CN108430277B (en) | 2015-12-22 | 2015-12-22 | Refrigerated merchandiser |
| CN201680075534.8A Active CN108463143B (en) | 2015-12-22 | 2016-11-16 | Refrigerated merchandiser |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580085491.7A Active CN108430277B (en) | 2015-12-22 | 2015-12-22 | Refrigerated merchandiser |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP3393306B1 (en) |
| CN (2) | CN108430277B (en) |
| WO (2) | WO2017108101A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113840558A (en) * | 2019-05-16 | 2021-12-24 | 艾若弗尔能源有限公司 | Refrigerator with a door |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108463143B (en) | 2020-10-16 |
| EP3393307A1 (en) | 2018-10-31 |
| EP3393307B1 (en) | 2020-01-01 |
| EP3393306A1 (en) | 2018-10-31 |
| CN108430277B (en) | 2021-04-02 |
| CN108430277A (en) | 2018-08-21 |
| WO2017108101A1 (en) | 2017-06-29 |
| EP3393306B1 (en) | 2020-09-16 |
| WO2017108281A1 (en) | 2017-06-29 |
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