CN103418015B - Odor removal and the refrigerator with the odor removal - Google Patents

Abstract

The invention provides a deodorizing device with good deodorizing effect, convenient use and wide adaptability. The opening of the packaging container has a cover with air holes, and a film for covering the air holes of the cover, the deodorant part includes a deodorant, and a cover for encapsulating the deodorant A slow-release film with air permeability, the inside of the packaging container is a compartment, or the interior is divided into two or more compartments by a detachable sealed partition, and each compartment is connected to at least one of the lids. Corresponding to the ventilation holes, in the compartment, spaces are provided between the deodorant part and the top and bottom of the compartment. Moreover, this invention provides the refrigerator provided with the deodorizing device of this invention.

Description

Deodorizing device and refrigerator provided with the deodorizing device

technical field

The invention relates to a deodorizing device and a refrigerator provided with the deodorizing device.

Background technique

As the existing refrigerator deodorization technology, there is activated carbon adsorption technology, the principle of which is to use the porous structure of activated carbon to absorb the components that produce odor, so as to achieve the purpose of deodorization; there is also the use of ozone or ultraviolet light electrical technology, Its principle of action is to use ozone or ultraviolet rays to decompose the components that produce odors, so as to achieve the purpose of deodorization.

However, activated carbon adsorption technology has a limitation of adsorption saturation, while electrical technology, due to safety restrictions, generally requires lower control of ozone or ultraviolet concentration, so the effect is relatively poor. And because these two technologies can only be fixed in one place of the refrigerator when they are used in the refrigerator, the usage position cannot be changed as required.

Contents of the invention

In order to overcome the defects of the above-mentioned prior art, the object of the present invention is to provide a deodorant device, which has: a deodorant part, a packaging container for placing the deodorant part and opening on one side, for covering The opening of the packaging container has a cover with air holes, and a film for covering the air holes of the cover,

The deodorant part includes a deodorant, and an air-permeable slow-release film for encapsulating the deodorant,

The inside of the packaging container is one compartment, or the interior is divided into two or more compartments by a detachable sealed partition, and each compartment corresponds to at least one vent hole on the cover,

In the compartment, spaces are provided between the deodorant part and the top and bottom of the compartment.

Furthermore, the present invention provides a refrigerator including the deodorizing device of the present invention.

Description of drawings

Fig. 1 is the sectional view of the deodorizing device in the embodiment 1 of the present invention;

Fig. 2 is a sectional view of the deodorizing device in Embodiment 2 of the present invention;

Fig. 3 is the sectional view of the deodorizing device in the embodiment 3 of the present invention;

Fig. 4 is a sectional view of the deodorizing device in Embodiment 4 of the present invention;

Fig. 5 is a sectional view of the deodorizing device in Embodiment 5 of the present invention;

Fig. 6 is a sectional view of a refrigerator having a deodorizing device in Embodiment 6 of the present invention.

FIG. 7 is a partially enlarged view of FIG. 6 .

Fig. 8 is a sectional view of a refrigerator having a deodorizing device in Embodiment 7 of the present invention.

Symbol Description

10a, 10b, 10c...First deodorant section, second deodorant section, third deodorant section

11a, 11b, 11c...first deodorant, second deodorant, third deodorant

12…sustained release film

13…packaging container

14a, 14b, 14c...the first chamber, the second chamber, the third chamber

15…Cover body

16a, 16b, 16c...the first air hole, the second air hole, the third air hole

17a, 17b, 17c...first film, second film, third film

18…Sealing partition

19…Support ribs

20...welding part

21...blocking part

22…Headspace

23…bottom space

24...Positioning convex part

25…Jaws

100…Deodorizing device

31a, 31b, 31c...first partition, second partition, third partition

32...decorative strip

A1, A2... Refrigerator

Detailed ways

The present invention will be described in more detail below in conjunction with the accompanying drawings and embodiments.

one. Deodorizer

The deodorant device of the present invention has: a deodorant part, a packaging container for placing the deodorant part and having an opening on one side, a cover body for covering the opening of the packaging container and having air holes, and A film covering the vent hole of the cover.

Each will be described in detail below.

<Deodorant Department>

The deodorant part of the present invention includes a deodorant, and a gas-permeable sustained-release film for encapsulating the deodorant.

(1) Deodorant

The deodorant used in the present invention is a masking deodorant, and its principle of action is to mask the odor through aromatic substances such as aromatic oils and spices that can emit strong aromatic odors. The deodorant is one of the physical deodorants. It is mainly used for many difficult-to-remove odors or environments where deodorization is troublesome. Aromatic substances are used to reduce the local concentration of odor, and some aromatic substances have a cooling effect that can passivate human olfactory cells, so that people cannot feel odor, and achieve the effect of masking odor to deodorize.

The deodorant of the present invention comprises a fragrance oil and a base. Examples of aromatic oils in deodorants include peppermint white oil, citral (lemon extract), limonene (kumquat extract), pineapple oil, lavender essential oil, rose essential oil, jasmine essential oil, cinnamon oil, anise Oil, sassafras oil, white camphor oil, etc. can emit aromatic components, among which, from the viewpoint of safety, cost and user adaptability, preferred are peppermint white oil with a refreshing mint taste, and lemon-like aroma. Citral, and limonene with the aroma of kumquat. These aroma oils can be used individually by 1 type or in combination of 2 or more types.

From the viewpoint of the deodorant effect, the content of the aromatic oil in the deodorant of the present invention is 36.2 to 58.8% by weight, preferably 36.5 to 43.9% by weight, more preferably 37.1 to 41.2% by weight. If the content of aromatic oil in the deodorant exceeds its upper limit, there will be too much deodorant, the release amount will be too large, the aroma in the refrigerator will be too strong, and the aroma will be adsorbed on the food in the refrigerator, resulting in a string of odors. If it is lower than its lower limit, the effect of masking odor cannot be well achieved, resulting in poor deodorizing effect.

Examples of bases in deodorants include rosin esters, paraffin, water-absorbing resins, oils and fats, agar, carrageenan, and the like. Among these, rosin ester and paraffin wax are preferable from the viewpoint of cost, manufacturability, and stability. These substrates can be used alone or in combination of two or more.

From the standpoint of the stability and manufacturability of the deodorant, and from the viewpoint of long-term sustained, slow and constant release of the aromatic components in the aromatic oil, the content of the matrix in the deodorant of the present invention is 41.2 to 63.8% by weight, preferably 56.1% by weight. %~63.5% by weight, more preferably 58.8%~62.9% by weight. If the content of the substrate in the deodorant exceeds its upper limit, the volatilization speed of the aromatic oil will be too slow and the volatilization amount will be insufficient. If it is lower than its lower limit, it will cause the aromatic oil to volatilize too fast and leak.

Furthermore, when the base of the deodorant of the present invention is composed of rosin ester and paraffin wax, the content of rosin ester is 24.7 to 32.3% by weight, and the content of paraffin wax is 16.5 to 31.5% by weight.

In addition, the deodorant of the present invention may contain, for example, an antioxidant as a stabilizer, a thickener (anti-hardener ) edible fats and other substances.

As the usage form of the deodorant of the present invention, gel form, powder form, granular form or solid form may be used as long as the deodorizing effect of the present invention is realized.

(2) Slow-release film

The sustained-release film of the present invention is used for encapsulating the above-mentioned deodorant, and can slowly release the fragrance components in the deodorant. The sustained-release film used in the present invention can be laminated by non-woven fabrics and one or more materials selected from PP, PE, PVA, PET, PC, etc., and as long as the release of the fragrance components of the deodorant part The speed is controlled within the range of 0.37~7.50μg/cm ² ·h, so as to effectively exert the sustained release effect of the aromatic components.

<packaging container>

The packaging container of the present invention is used for placing the deodorant part and has an opening on one side. In order to prevent the fragrance components contained in the deodorant of the deodorant part from leaking to the outside of the packaging container, the packaging container of the present invention is made of a material with poor air permeability, such as PP, ABS, PE, PS, wherein, in terms of material safety and From the viewpoint of cost, it is preferably composed of PP.

One side of the packaging container is an opening for putting the deodorant part into the packaging container. And, in order to ensure that the aromatic components of the deodorant part have sufficient space for diffusion in the inside of the packaging container, it is preferable that the deodorant part is inside the compartment of the packaging container, and between the top and the bottom of the compartment. All have a certain amount of space.

The inside of the packaging container may consist of only one compartment, or may be divided into two or more compartments with a detachable airtight partition. When the interior is constituted by only one compartment, one or more deodorant parts may be placed in the compartment, and the deodorants contained in the deodorant parts may be the same or different. When the inside is divided into two or more compartments by a sealed partition, one or more deodorant parts may be placed in each compartment, and the deodorants contained in the deodorant parts may be the same or different.

<cover>

The cover body of the present invention is used to cover the opening of the packaging container and has ventilation holes. The size of the cover body of the present invention is consistent with the opening of the above-mentioned packaging container, so that the packaging container can be sealed to prevent leakage of the fragrance components. From the viewpoint of airtightness, the lid body of the present invention is preferably made of a material with poor air permeability, more preferably the same as the material constituting the above-mentioned packaging container.

Moreover, air holes are also provided on the cover. Before use, the vent hole is covered with the following film to prevent leakage of the fragrance components. When the film is peeled off during use, the vent hole becomes a passage for the fragrance component of the deodorant part to flow to the outside.

Regarding the location, size and quantity of the vent holes on the cover, the ratio of the sum of the areas of all vent holes to the sum of the surface areas of all deodorant parts, that is, the total area of the vent holes/deodorant part On the premise that the total surface area of the container is 0.5-5.4%, preferably 1.8-3.6%, more preferably 2.3-2.7%, when the inside of the packaging container is only one compartment, the vent hole can be set at any position of the cover. When the inside of the packaging container is divided into two or more compartments by a sealed partition, preferably when the packaging container is covered with a cover, each compartment can correspond to at least one air hole, so that during use , when the film on the vent hole is peeled off, the fragrance components emitted by the deodorant part placed in each compartment can flow well to the outside of the deodorant device.

In addition, after the packaging container is covered with the lid, in order to ensure that the fragrance components of the deodorant part have sufficient space to diffuse inside the packaging container, further support is provided on the side of the lid facing the inside of the packaging container. ribs, so that the deodorant part is arranged on the support ribs, thereby ensuring that a certain space is also provided between the deodorant part and the cover.

In addition, after the packaging container is covered with a lid, known methods such as high-frequency welding, heat welding, ultrasonic welding, heat welding, cold riveting, adhesive bonding, etc. are used from the viewpoint of preventing mishandling and sealing performance. The lid is connected to the packaging container, and it is preferably fixed by ultrasonic welding from the viewpoint of airtightness. Furthermore, in order to prevent the sealing agent used in ultrasonic welding from entering the interior of the packaging container, it is preferable to further provide a blocking portion at the welding portion to prevent the sealing agent from entering the interior of the compartment of the packaging container.

<film>

The film is used to cover the vent hole of the cover. Considering that the fragrance components should be prevented from leaking before use, and that it is easy to peel off during use, aluminum foil tape (release paper type or non-release paper type), cloth tape can be used , tin foil tape, paper tape and other materials with poor air permeability and easy to peel off. Among them, a release paper type aluminum foil tape having a thickness of about 0.025 mm is preferable from the viewpoint of airtightness, ease of tearing, and cost.

In the deodorant device of the present invention, the vent hole of the cover is covered with a film before use. Since the packaging container, the cover and the film are all materials with poor air permeability, the fragrance components of the deodorant part are sealed inside the packaging container. When deodorization is required, the film is peeled off, and the aromatic components of the deodorant part can be slowly released into the compartment of the packaging container through the slow-release film, and then released into the external environment through the air holes on the cover, so as to achieve shielding Odor with deodorizing effect.

two. refrigerator

The refrigerator of the present invention includes the above-mentioned deodorizing device of the present invention. There are no special restrictions on the placement of the deodorizing device in the refrigerator, for example, it can be placed in the inner tank, partition, door shelf, in the air duct, on the air duct cover, etc. where deodorization is required , so as to effectively exert the deodorizing effect.

Hereinafter, it will be described in detail by taking the deodorizing device of the present invention installed at the partition of the refrigerator as an example.

The deodorizing device of the present invention is arranged at the refrigerator partition, preferably at the front end of the refrigerator partition, more preferably on the decorative strip located at the front end of the refrigerator partition. The setting method includes: directly inserting the front end of the refrigerator partition from the front; inserting the decorative strip from the horizontal direction of the partition to fix it; removing the middle section of the decorative strip, and fixing the deodorizing box directly with the glass partition by friction; and fixing it by screws There are no particular limitations on the refrigerator partition or the like, as long as it can be installed on the refrigerator partition.

And, the width of the deodorizing device is 1/4~1/2 of the width of the refrigerator partition. In this way, it is possible to place relatively tall items on the refrigerator partition without affecting them. If the width of the deodorizing device is too large, it will affect the placement of items on the refrigerator partition from the side of the deodorizing device. If the width is too small, the deodorizing device will be too thick and affect the Placement of items under the deodorizing unit.

In addition, the thickness of the deodorizing device is 1/7~1/4 of the distance between adjacent refrigerator partitions. By making the thickness of the deodorizing device as small as possible, the storage space at the bottom of the deodorizing device can be ensured, so that items such as canned beer and the like can be placed on the refrigerator partition from the bottom of the device.

In addition, since the thickness of the decorative strip of the refrigerator partition is greater than that of the refrigerator partition, in order to make the deodorizing device parallel to the refrigerator partition, a positioning protrusion can be provided on the back of the deodorizing device, so as to ensure that the deodorizing device is in the refrigerator. Stability on the bulkhead.

In addition, it can be understood that, in addition to using the deodorizing device of the present invention for refrigerators, it can also be used for objects with solid surfaces such as washing machines and dustbins, so as to effectively reduce or eliminate odors from the objects.

Example

Embodiments of the present invention are further described below with examples. These examples are for illustrative purposes only and are not to be construed as limitations of the present invention.

Example 1

Fig. 1 is a sectional view of a deodorizing device in Example 1 of the present invention.

The deodorant device 100 is comprised from the 1st deodorant part 10a, the packaging container 13, the cover body 15, the 1st film 17a, and the 2nd film 17b.

Among them, the first deodorant part 10a is constituted by the first deodorant 11a and the slow-release film 12 encapsulating the first deodorant 11a. In addition, the composition of this deodorant is shown in Table 1, and consists of peppermint white oil, rosin ester, and paraffin. The slow-release film 12 can control the release rate of the fragrance component of the first deodorant part 10a within the range of 0.37-7.50 μg/cm ² ·h.

The inside of the packaging container 13 is constituted by one compartment as the first compartment 14a in which the first deodorant part 10a is placed. The top and bottom of the first deodorant part 10a and the compartment 14a are respectively provided with a head space 22 and a bottom space 23, thus, after the aromatic components in the aromatic oil are released into the first compartment 14a through the slow-release membrane, With sufficient divergence space.

The opening on one side of the packaging container 13 is covered with a cover body 15 to prevent leakage of the aromatic components. The cover body 15 has a first air hole 16a and a second air hole 16b, and the first air hole 16a and the second air hole 16b are respectively covered by the first film 17a and the second film 17b. When the film is peeled off during use, the fragrance components can flow into the external environment through the air holes.

Example 2

Fig. 2 is a sectional view of a deodorizing device in Example 2 of the present invention.

The deodorant device 100 consists of a first deodorant part 10a, a second deodorant part 10b, a third deodorant part 10c, a packaging container 13, a cover 15, and a first film 17a, a second film 17b, a third The thin film 17c is formed.

Wherein, the first deodorant part 10a, the second deodorant part 10b, and the third deodorant part 10c are respectively composed of the first deodorant 11a, the second deodorant 11b, the third deodorant 11c, and The sustained-release films 12a, 12b, and 12c respectively encapsulating the three kinds of deodorants are constituted. In addition, the compositions of the first to third deodorants are shown in Table 1, and they all consist of peppermint white oil, rosin ester, and paraffin. The slow-release films 12a, 12b, and 12c can respectively control the release rate of the fragrance components of the first deodorant part 10a, the second deodorant part 10b, and the third deodorant part 10c to 0.37-7.50 μg /cm ² ·h range.

The inside of the packaging container 13 is comprised by three compartments which are the 1st compartment 14a, the 2nd compartment 14b, and the 3rd compartment 14c. Among them, the first deodorant part 10a is placed in the first compartment 14a, the second deodorant part 10b is placed in the second compartment 14b, and the third deodorant part 10c is placed in the third compartment 14c. And, leave head space 22 and bottom space 23 respectively at the top and the bottom of these deodorant parts and compartment, thus, after the fragrance component in aromatic oil is released into compartment through slow-release film, has sufficient Divergent space.

The opening on one side of the packaging container 13 is covered with a cover body 15 to prevent leakage of the aromatic components. The cover body 15 has a first air hole 16a, a second air hole 16b, and a third air hole 16c, and these three air holes are respectively covered by the first film 17a, the second film 17b, and the third film 17c. And, the positions of these three vent holes on the cover body are: the first vent hole 16a corresponds to the first compartment 14a, that is, after the film covering the vent hole is peeled off during use, the first vent hole becomes A passage through which the aromatic components in the first deodorant part flow to the external environment. Similarly, the second air hole 16b corresponds to the second chamber 14b, and the third air hole 16c corresponds to the third chamber 14c, thus, the fragrance components pass through the second air hole 16b and the third air hole 16c respectively from the second air hole 16c. The second chamber 14b and the third chamber 14c flow to the external environment.

Example 3

Fig. 3 is a sectional view of a deodorizing device in Example 3 of the present invention.

Compared with Example 2, as shown in Table 1, the deodorant device of Example 3 except that the aromatic oil contained in the first deodorant 11a is mint white oil, and the aromatic oil contained in the second deodorant 11b is lemon Aldehydes and the aromatic oil contained in the third deodorant 11c are the same as those of the deodorizing device of Example 2 except that limonene is used.

Example 4

Fig. 4 is a sectional view of a deodorizing device in Example 4 of the present invention.

Compared with Embodiment 1, the deodorant device 100 of Embodiment 4 is formed in addition to the first deodorant part 10a, the packaging container 13, the cover body 15, and the first film 17a and the second film 17b. Several supporting ribs 19 are provided on the cover 15 , and by making the first deodorant part 10 a disposed on the supporting ribs 19 , a certain space is ensured between the deodorant part and the cover 15 .

In addition, as shown in Table 1, compared with Example 1, the first deodorant 11a included in the first deodorant part 10a of Example 4 contains not only peppermint white oil, rosin ester, and paraffin, but also Antioxidants and edible oils as additives, which can prevent hardening and long-term oxidation to improve the stability of the first deodorant.

Example 5

Fig. 5 is a sectional view of a deodorizing device in Example 5 of the present invention.

Compared with Embodiment 4, the deodorizing device 100 of Embodiment 5 uses the ultrasonic welding method between the packaging container 13 and the cover body 15, and utilizes the welding parts 20 arranged at both ends of the cover body 15 to realize the connection between the two. connection, thereby preventing the leakage of aroma components to the external environment. In addition, in order to prevent the sealing agent used in the welding process from entering the inside of the packaging container 13, a blocking portion 21 is further provided on the cover 15 near the welding portion and between the welding portions 20 at both ends to block the sealing. deodorant can get inside, causing contamination and damage to the deodorant unit.

In addition, as shown in Table 1, compared with Example 4, the additives contained in the first deodorant 11a that the first deodorant part 10a of Example 5 has are agar and carrageenan, so that the second deodorant can be further improved. - Stability of deodorants.

Table 1 (weight %)

Example 6

Fig. 6 is a sectional view of a refrigerator having a deodorizing device in Embodiment 6 of the present invention.

As shown in Figure 6, the refrigerator A1 of the present invention has a first partition 31a, a second partition 31b, a third partition 31c and a deodorizing device 100, wherein the deodorizing device 100 is directly inserted into the second partition 31b. front end.

FIG. 7 is a partially enlarged view of FIG. 6 .

As shown in FIG. 7 , a decorative strip 32 is provided at the front end of the second partition 31 b of the refrigerator A1 of the present invention, and the thickness of the decorative strip 32 is greater than that of the second partition 31 b.

The deodorizing device 100 is directly inserted into the front end of the second partition 31b through its claw 25, and a positioning protrusion 24 is also provided on the back side of the deodorizing device 100, and the deodorizing device 100 is realized by the positioning protrusion. It is parallel to the second partition 31b, thereby ensuring the stability of the deodorizing device on the refrigerator partition.

Example 7

Fig. 8 is a sectional view of a refrigerator having a deodorizing device in Embodiment 7 of the present invention.

As shown in FIG. 8, the refrigerator A1 of the present invention has a first partition 31a and a second partition 31b and a deodorizing device 100 provided at the front end of the first partition 31a. In addition, the width W ₁ of the deodorizing device 100 is 1/4 to 1/2 of the width W ₀ of the first refrigerator partition 31 a. In addition, the thickness h of the deodorizer is 1/7 to 1/4 of the distance H between the adjacent first and second partitions 31a and 31b.

Evaluation methods and standards

Based on the following methods and standards, evaluate the deodorizing effect of the refrigerators with deodorizing devices of Embodiment 6 and Embodiment 7 of the present invention, and the deodorizing effect of the refrigerator utilizing activated carbon adsorption technology of Comparative Example 1, and the deodorizing effect of Comparative Example 2. The deodorizing effect of refrigerators using electrolysis technology. The results are shown in Table 2 together.

Evaluation method

A professional panelist smells the odor in the refrigerator and scores the intensity of the odor.

evaluation standard

0: odorless 0.5: between 0 and 1

1: Smell is faintly felt 1.5: between 1 and 2

2: A faint odor can be clearly smelled 2.5: Between 2 and 3

3: Odor can be clearly smelled 3.5: Between 3 and 4

4: strong odor 4.5: between 4 and 5

5: Unbearable strong odor

Table 2

It can be seen from Table 2 that the deodorizing devices of the present invention in Examples 6 and 7 can more effectively exert the deodorizing effect on the refrigerator.

Claims (13)

1. A kind of 1. odor removal, it is characterised in that

   Have：Deodorant portion, for place the deodorant portion and side for the packing container of opening, for covering the packaging The opening of container and the film of the lid with air-vent and the air-vent for covering the lid,

   The deodorant portion includes deodorant and the release membranes with gas permeability for encapsulating the deodorant,

   The inside of the packing container is that a compartment or inside are divided into more than two by removably sealing dividing plate Room, also, each compartment is corresponding with least one air-vent on lid,

   Described indoor, space is equipped between the deodorant portion and the top and bottom of the compartment,

   In the lid towards brace rod is provided with the side of the compartment, the deodorant portion is arranged on the brace rod.
2. 2. odor removal according to claim 1, it is characterised in that

   The deodorant contains aromatic oil and matrix,

   Wherein, content of the aromatic oil in the deodorant is 36.2~58.8 weight %, matrix containing in the deodorant Measure as 41.2~63.8 weight %.
3. 3. odor removal according to claim 2, it is characterised in that

   The aromatic oil is the aromatic oil selected from one or more of peppermint white oil, citral and limonene.
4. 4. odor removal according to claim 2, it is characterised in that

   The matrix contains rosin ester and paraffin,

   Wherein, content of the rosin ester in the deodorant is 24.7~32.3 weight %, and the paraffin is in the deodorization Content in agent is 16.5~31.5 weight %.
5. 5. odor removal as claimed in claim 1, wherein,

   The inside of the packing container is divided into three compartments, each compartment and at least one on lid by removably sealing dividing plate Individual air-vent is corresponding, and indoor is placed with deodorant portion each.
6. 6. odor removal as claimed in claim 1, wherein,

   The packing container is attached with the lid by ultrasonic bonding.
7. 7. odor removal as claimed in claim 6, wherein,

   Stop part is further provided with the weld part of the packing container and the lid to come described in barrier closures agent entrance The inside of packing container.
8. 8. odor removal as claimed in claim 1, wherein,

   Total surface area=0.5~5.4% in the gross area of air-vent/deodorant portion.
9. 9. a kind of refrigerator, it has odor removal according to any one of claims 1 to 8.
10. 10. refrigerator as claimed in claim 9, wherein,

    The odor removal is arranged at the front end of refrigerator shelf.
11. 11. refrigerator as claimed in claim 9, wherein,

    The width of the odor removal is the 1/4~1/2 of the width of the refrigerator shelf.
12. 12. refrigerator as claimed in claim 9, wherein,

    The thickness of the odor removal is the 1/7~1/4 of the distance between adjacent refrigerator shelf.
13. 13. refrigerator as claimed in claim 9, wherein,

    Positioning convex portion is provided with the back side of the odor removal.