CN203704499U - Heating structure of glass cabinet door and cabinet door employing same - Google Patents
Heating structure of glass cabinet door and cabinet door employing same Download PDFInfo
- Publication number
- CN203704499U CN203704499U CN201320485881.1U CN201320485881U CN203704499U CN 203704499 U CN203704499 U CN 203704499U CN 201320485881 U CN201320485881 U CN 201320485881U CN 203704499 U CN203704499 U CN 203704499U
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- China
- Prior art keywords
- heating element
- element heater
- cabinet door
- front side
- glass
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Abstract
The utility model relates to the field of refrigerating equipment glass cabinet door and provides a heating structure of a glass cabinet door and the cabinet door employing the same aiming to at least overcome a technical deficiency in the prior art. The heating structure is formed by heating elements in a serial connection at intervals, wherein the heating elements are electrically connected with each other and at least is formed by a cabinet door upper heating element and a cabinet door lower heating element; power of the cabinet door lower heating element is larger than power of the cabinet door upper heating element; the cabinet door lower heating element consists of a front side heating element and a back side heating element; and the front and the back side heating elements are in a serial connection. With the above structural design, condensation can be prevented happening in the upper and the lower positions of the cabinet door.
Description
Technical field
The utility model relates to refrigeration plant glass cabinet door field, says more specifically a kind of heating arrangement of glass cabinet door and adopts the cabinet door of this structure.
Background technology
Much having in the refrigeration plant of displaying effect, as refrigerator, ice crystal cabinet etc., glass cabinet door is a kind of structure of commonly using, so that consumer can directly see the product in cabinet.But because the internal-external temperature difference of cabinet is larger, glass cabinet door easily produces condensation, affects perception and power consumption.Although it is heat insulation that prior art most employing bilayer or compound glass are realized, but the situation of condensation still exists.As further improvement project, the hollow glass door that present most refrigerator uses adopts electric heating coating film glass conventionally for fear of condensation, but the band of position such as double glazing edge, frame of door also there will be local condensation phenomenon in actual use, affects attractive in appearance.Also have the border of employing all to bury heater wire underground, but also exist, heater wire is long, power consumption is crossed the problem of very much not energy-conserving and environment-protective.
In the energy day by day deficient today, the energy consumption standard of family expenses or commercial appliance requires more and more stricter, the electrical equipment of the electricity consumption during as a kind of length such as refrigerator, and its power consumption standard is strict especially.For this reason, should realize anti-dewing, the refrigerator that can meet again the present or even following energy consumption standard is current urgent problem.
Utility model content
The utility model is intended at least overcome above-mentioned a kind of defect of the prior art, provides a kind of anti-dewing effective, and save energy consumption glass cabinet door heating arrangement and adopt the cabinet door of this structure.
The utility model is achieved through the following technical solutions above-mentioned purpose.
The utility model provides a kind of heating arrangement of glass cabinet door, the heating element heater that described heating arrangement is connected by interval forms, described heating element heater connects by electric connection line, at least comprise on cabinet door heating element heater under heating element heater and cabinet door, under described cabinet door, the power of heating element heater is greater than the power of heating element heater on cabinet door, under cabinet door, heating element heater comprises front side heating element heater and dorsal part heating element heater, and both are connected in series.Inventor finds in the actual development of refrigeration plant and application, general refrigeration plant the most easily produces the position of condensation on the edge up and down of cabinet door glass, these two positions generally can be just to refrigeration air port, and when in use at ordinary times, the efficiency of these two position heat exchanges is lower, so in a lot of situations, first condensation can produce in these two positions, such as the glass door of existing electrothermal plating film just usually produces condensation in these two positions.For reaching energy-conservation object, this patent adopts the low-power heating element of multiple series connection to substitute the heating element heater of an existing whole loop high-power, and heating element heater is divided on cabinet door under heating element heater and cabinet door to two groups of heating element heaters is arranged on the position that the most easily produces condensation, i.e. the upper-lower position of cabinet door.This structural design, can prevent from occurring condensation in these two positions.
In concrete mounting structure, glass cabinet door comprises door shell, be installed on glass and described heating arrangement on door shell, heating arrangement is by introducing and drawing wire and be connected with power supply, the upper and lower both sides of described door shell are respectively equipped with for upper holddown groove and the lower holddown groove of heating element heater under heating element heater and cabinet door are installed on cabinet door, the door shell left and right sides is respectively equipped with wire casing or the clip for fixing electric connection line, the wire that one side of door shell is provided with for introducing and draw conductor wiring is imported and exported, on described cabinet door, under heating element heater and cabinet door, heating element heater is close to glass at least partly.The object that this structure adopts mounting groove that heating element heater is installed, adopt wire casing or clip to fix electric connection line is to install for convenient, and allowing heating element heater part be close to glass is for transferring heat fast, reduces thermal losses, reduces energy consumption.Should be noted that said holddown groove is a generalized concept, holddown groove can adopt the structure of full grooved, also can adopt by being interrupted fixed fastener and separate the notch forming, based on the object that heating element heater is installed, any notch that those skilled in the art can understand is all applicable to this patent.
Be greater than the principle of the air that temperature is high according to the low atmospheric density of temperature, the refrigerating gas of general refrigerator or ice crystal cabinet inside is deposited on the bottom of cabinet in a large number, so generally low than other positions in the temperature of this position.In order to obtain better anti-condensation effect, under cabinet door, the power of heating element heater is greater than the power of heating element heater on cabinet door described in this patent, and under cabinet door, heating element heater comprises front side heating element heater and dorsal part heating element heater, and both are connected in series.Heighten targetedly the power of heating element heater under cabinet door, further optimized energy consumption distribution, make it have more anti-condensation effect.
Except the optimization in heating arrangement design, on mounting structure, this patent has also done further improvement, above-mentioned front side heating element heater is close to glass specifically, the front side of described door shell downside and dorsal part are respectively equipped with front side holddown groove and the dorsal part holddown groove for front side heating element heater and dorsal part heating element heater are installed, and are provided with guidewire port connection front side holddown groove and dorsal part holddown groove.Described front side heating element heater and dorsal part heating element heater are also not all close to glass, that does like this has little significance, even because two heating element heaters are all pressed close to glass, can not heat to glass fast, and the variation of being heated and catching a cold bottom glass is too large, the service life of easily reducing glass.So this patent is the inner side at door shell by the design and installation of dorsal part heating element heater especially, be not close to glass, like this can be by preheat to the heating of whole lower door frame to cold air, thus prevent the shortening in the service life that glass downside brings too greatly because of variations in temperature.
According to actual use experience, four corners of cabinet door glass are also the positions that heat exchanger effectiveness is lower, in order to optimize anti-condensation effect, on cabinet door, heating element heater is inverted U-shaped, one of the front side heating element heater of heating element heater or dorsal part heating element heater structure that takes the shape of the letter U under described cabinet door described in this patent.U-shaped structure is to have Lian Duan right angle, He Chang limit, a long limit to turn limit formation specifically.The power that reasonably regulates whole heating element heater, can make heating effect more even, has under the prerequisite of better anti-condensation effect, farthest reduces even position uneven in temperature on glass, extends the service life of glass.
According to above-mentioned analysis, under cabinet door, heating element heater is for heating lower door frame, so without being made into U-shaped structure, be described in this patent on cabinet door heating element heater be inverted U-shaped, the front side heating element heater of the heating element heater structure that takes the shape of the letter U under described cabinet door, the upper holddown groove of described door shell and the front side holddown groove of lower holddown groove are the shape matching.For lower door frame is heated uniformly, described dorsal part heating element heater ringwise, is distributed with some dividing plates in dorsal part holddown groove, and dorsal part heating element heater distributes around dividing plate.Separate heating element heater by dividing plate and form annular structure, object is uniform heat, prevents from being partly close to after heating element heater installation, causes being heated inhomogeneous.
For the convenience of overall routing and installation, can module produce, and facilitate the assembling of the equipment such as last refrigerator, on this patent door shell, be also provided with bus wire casing or the bus clip introducing and draw wire for fixing, fixed groove, front side holddown groove and be arranged on the front of door shell for the wire casing of fixing electric connection line or clip, described dorsal part holddown groove and be arranged on the back side of door shell for fixing bus wire casing of introducing and drawing wire or bus card folder.Because edge under the upper and lower edge of door shell and door shell is the region that caloric value is larger, heater element is just distributed in these regions, in order to prevent from the impact of high temperature on wiring and installation, introduce and draw wire the best being arranged on the back side of door shell, and preferably away from these regions.
Install for convenient, described heating element heater comprises heater wire unit and the connecting-wire connector that is connected to two ends, heater wire unit, and connecting-wire connector is connected with electric connection line.Also convenient for maintaining of this structure, can quick-replaceable after heating element heater damages.And be conducive to the customization in production process, by the combination of different heating element heaters, produce the heating arrangement of the dissimilar refrigerator practicality of multiple practicality.
For amassing larger refrigerator when the cabinet shop front, this patent is also provided with middle part heating element heater and connects with heating element heater under heating element heater on described cabinet door and cabinet door, produces condensation for preventing at cabinet door middle part.
In sum, the utility model produces mechanism and the region of condensation by summing up and study existing refrigeration plant glass cabinet door, improves existing powerful annular-heating element and be on low power cabinet door heating element heater under heating element heater and cabinet door.Prevent from occurring condensation in the upper and lower region of cabinet door, thereby greatly reduce the energy consumption of heating, reduced the waste of resource.In order further to optimize such scheme, this patent is also further studied the Temperature Distribution of cabinet inside, and the watt level of rational allocation heating element heater and distribution make energy consumption be able to optimization, and extend the service life of glass.From being convenient to the angle of installation and suitability for industrialized production, this patent, under the prerequisite based on foregoing invention design, is also optimized structure, makes this technology be able to industrial applications.As can be seen here, this patent has substantial feature and significant progressive with respect to prior art.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the utility model embodiment 1.
Fig. 2 is the structural representation of Fig. 1.
Fig. 3 is the circuit theory diagrams of the utility model embodiment 2.
Fig. 4 is the structural representation of the utility model embodiment 3.
Fig. 5 is the cutaway view of A-A in Fig. 4.
Fig. 6 is the cutaway view of B-B in Fig. 4.
Detailed description of the invention
For example the utility model is described further below in conjunction with above-mentioned accompanying drawing, should be noted: above-mentioned accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent; For better explanation embodiment, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; To those skilled in the art, in accompanying drawing some known features and explanation thereof may to omit be understandable.
Embodiment 1: combination as depicted in figs. 1 and 2, a kind of heating arrangement 100 of glass cabinet door, the heating element heater that described heating arrangement 100 is connected by interval forms, described heating element heater comprises on cabinet door heating element heater 120 under heating element heater 110 and cabinet door, under cabinet door, the power of heating element heater 120 is greater than the power of heating element heater 110 on cabinet door, under cabinet door, heating element heater 120 is divided into again front side heating element heater 121 and dorsal part heating element heater 122, above-mentioned heating element heater is connected in series by electric connection line 130, described heating arrangement 100 by lead-in conductor 141 with draw wire 142 and be connected with power supply.
From concrete structure, on described cabinet door, heating element heater 110 is inverted U-shaped, the front side heating element heater 121 of heating element heater 120 structure that takes the shape of the letter U under described cabinet door, and dorsal part heating element heater 122 is ringwise.Described heating element heater comprises heater wire unit and the connecting-wire connector that is connected to two ends, heater wire unit, and connecting-wire connector is connected with electric connection line 130.
Embodiment 2: the heating arrangement 200 of a kind of glass cabinet door as shown in Figure 3, the heating element heater that described heating arrangement 200 is connected by interval forms, described heating element heater comprises on cabinet door heating element heater under heating element heater 210 and cabinet door, under cabinet door, the power of heating element heater is greater than the power of heating element heater 210 on cabinet door, under cabinet door, heating element heater is divided into again front side heating element heater 221 and dorsal part heating element heater 222, as different from Example 1, this embodiment be also provided with middle part heating element heater 251 and 252 connect with heating element heater under heating element heater 210 on described cabinet door and cabinet door.
Embodiment 3: a kind of glass cabinet door 300 as shown in Figure 4, comprise door shell 360, be installed on layer glass 370 and heating arrangement on door shell 360, the heating element heater that described heating arrangement is connected by interval forms, described heating element heater comprises on cabinet door heating element heater under heating element heater 310 and cabinet door, under cabinet door, the power of heating element heater is greater than the power of heating element heater 310 on cabinet door, under cabinet door, heating element heater is divided into again front side heating element heater 321 and dorsal part heating element heater 322, and on described cabinet door, heating element heater 310 and front side heating element heater 321 are close to glass 370.
Shown in Fig. 5 and Fig. 6, on described cabinet door, heating element heater 310 is inverted U-shaped, the front side heating element heater 321 of the heating element heater structure that takes the shape of the letter U under cabinet door, and dorsal part heating element heater 322 is ringwise.The front side of door shell 360 downsides and dorsal part are respectively equipped with front side holddown groove 362 and the dorsal part holddown groove 365 for front side heating element heater 321 and dorsal part heating element heater 322 are installed, and are provided with guidewire port 364 and are communicated with front side holddown groove 362 and dorsal part holddown groove 365.Described door shell 360 upsides are provided with the upper holddown groove 361 for heating element heater 310 on cabinet door is installed, the left and right sides is respectively equipped with the wire casing 363 for fixing electric connection line 330, the wire that one side of door shell 360 is provided with for introducing and draw wire 340 cablings imports and exports 368, and opposite side is provided with the bus wire casing 367 of introducing and drawing wire 340 for fixing.Dorsal part heating element heater 322 ringwise, is distributed with some dividing plates 366 in dorsal part holddown groove 365, dorsal part heating element heater 322 distributes around dividing plate 366.The form fit of upper holddown groove 361 and front side holddown groove 362 and described heating element heater 310 and front side heating element heater 321.Fixed groove 361, front side holddown groove 362 and wire casing 363 are arranged on the front of door shell 360, and as shown in Figure 5, described dorsal part holddown groove 365 and bus wire casing 367 are arranged on the back side of door shell 360.
Above-mentioned a large amount of embodiment illustrates the creativeness of this patent with respect to prior art.But, in accompanying drawing, describe position relationship for only for exemplary illustration, can not be interpreted as the restriction to this patent.Obviously, above-described embodiment of this patent is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.All any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in the protection domain of the utility model claim.
Claims (9)
1. the heating arrangement of a glass cabinet door, it is characterized in that, the heating element heater that described heating arrangement is connected by interval forms, described heating element heater connects by electric connection line, at least comprise on cabinet door heating element heater under heating element heater and cabinet door, under described cabinet door, the power of heating element heater is greater than the power of heating element heater on cabinet door, and under cabinet door, heating element heater comprises front side heating element heater and dorsal part heating element heater, and both are connected in series.
2. heating arrangement according to claim 1, is characterized in that, on described cabinet door, heating element heater is inverted U-shaped, one of the front side heating element heater of heating element heater or dorsal part heating element heater structure that takes the shape of the letter U under described cabinet door.
3. according to the heating arrangement described in claim 1 to 2 any one, it is characterized in that, be also provided with middle part heating element heater and connect with heating element heater under heating element heater on described cabinet door and cabinet door.
4. according to the heating arrangement described in claim 1 to 2 any one, it is characterized in that, described heating element heater comprises heater wire unit and the connecting-wire connector that is connected to two ends, heater wire unit, and connecting-wire connector is connected with electric connection line.
5. one kind adopts the glass cabinet door of heating arrangement described in claim 1, comprise door shell, be installed on glass and described heating arrangement on door shell, heating arrangement is by introducing and drawing wire and be connected with power supply, it is characterized in that, the upper and lower both sides of described door shell are respectively equipped with for upper holddown groove and the lower holddown groove of heating element heater under heating element heater and cabinet door are installed on cabinet door, the door shell left and right sides is respectively equipped with wire casing or the clip for fixing electric connection line, the wire that one side of door shell is provided with for introducing and draw conductor wiring is imported and exported, on described cabinet door, under heating element heater and cabinet door, heating element heater is close to glass at least partly.
6. glass cabinet door according to claim 5, it is characterized in that, under described cabinet door, heating element heater comprises front side heating element heater and dorsal part heating element heater, both are connected in series, front side heating element heater is close to glass, the front side of described door shell downside and dorsal part are respectively equipped with front side holddown groove and the dorsal part holddown groove for front side heating element heater and dorsal part heating element heater are installed, and are provided with guidewire port connection front side holddown groove and dorsal part holddown groove.
7. glass cabinet door according to claim 6, it is characterized in that, on described cabinet door, heating element heater is inverted U-shaped, the front side heating element heater of the heating element heater structure that takes the shape of the letter U under described cabinet door, and the upper holddown groove of described door shell and the front side holddown groove of lower holddown groove are the shape matching.
8. according to the glass cabinet door described in claim 6 or 7, it is characterized in that, on door shell, be also provided with bus wire casing or the bus clip introducing and draw wire for fixing, fixed groove, front side holddown groove and be arranged on the front of door shell for the wire casing of fixing electric connection line or clip, described dorsal part holddown groove and be arranged on the back side of door shell for fixing bus wire casing of introducing and drawing wire or bus card folder.
9. according to the glass cabinet door described in claim 6 or 7, it is characterized in that, dorsal part heating element heater ringwise, is distributed with some dividing plates in dorsal part holddown groove, and dorsal part heating element heater distributes around dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485881.1U CN203704499U (en) | 2013-08-09 | 2013-08-09 | Heating structure of glass cabinet door and cabinet door employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320485881.1U CN203704499U (en) | 2013-08-09 | 2013-08-09 | Heating structure of glass cabinet door and cabinet door employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203704499U true CN203704499U (en) | 2014-07-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320485881.1U Expired - Lifetime CN203704499U (en) | 2013-08-09 | 2013-08-09 | Heating structure of glass cabinet door and cabinet door employing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203704499U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783232A (en) * | 2016-04-07 | 2016-07-20 | 珠海格力电器股份有限公司 | Air conditioner and condensation prevention structure thereof |
| CN106461309A (en) * | 2014-04-18 | 2017-02-22 | Lg电子株式会社 | Refrigerator |
| CN106931558A (en) * | 2017-03-31 | 2017-07-07 | 赵勇 | A kind of fully-automatic intelligent air cleaning unit |
| WO2023088217A1 (en) * | 2021-11-16 | 2023-05-25 | 青岛海尔电冰箱有限公司 | Door body assembly and refrigerator having same |
-
2013
- 2013-08-09 CN CN201320485881.1U patent/CN203704499U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106461309A (en) * | 2014-04-18 | 2017-02-22 | Lg电子株式会社 | Refrigerator |
| US10288341B2 (en) | 2014-04-18 | 2019-05-14 | Lg Electronics Inc. | Refrigerator |
| CN105783232A (en) * | 2016-04-07 | 2016-07-20 | 珠海格力电器股份有限公司 | Air conditioner and condensation prevention structure thereof |
| CN106931558A (en) * | 2017-03-31 | 2017-07-07 | 赵勇 | A kind of fully-automatic intelligent air cleaning unit |
| WO2023088217A1 (en) * | 2021-11-16 | 2023-05-25 | 青岛海尔电冰箱有限公司 | Door body assembly and refrigerator having same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |