阅读说明：本技术 一种冷冻商品物流运输用保温箱及其密封方法 (Insulation box for logistics transportation of frozen commodities and sealing method thereof ) 是由 卢娟 刘志 于 2019-11-12 设计创作，主要内容包括：本发明公开了一种冷冻商品物流运输用保温箱及其密封方法,属于运输技术领域,可以实现通过改变传统保温箱的箱体和箱盖的密封结构,基于沟槽内嵌式的方式减少箱体内部与外界环境的温度交互,同时利用箱盖上疏水半球和箱体沟槽内相匹配的双态密封槽互相配合,利用水的表面张力,在双态密封槽内形成致密的水膜,并通过箱体内部引流来的冷气对其进行降温,结冰后形成严实的冰层实现对沟槽的密封,阻止冷气从箱体内部向外界环境中的流失,提高箱体的保温效果,同时在外密封胶圈内设置冷泄显色球囊,对箱体和箱盖之间的密封处进行密封监测,一旦出现冷气泄漏的现象可以及时发现,本发明可以通过新型密封大大提高保温箱的保温性能。(The invention discloses an insulation can for frozen commodity logistics transportation and a sealing method thereof, belonging to the technical field of transportation, which can realize that the temperature interaction between the interior of a box body and the external environment is reduced based on a groove embedded mode by changing the sealing structure of the box body and a box cover of a traditional insulation can, simultaneously, a hydrophobic hemisphere on the box cover is mutually matched with a two-state sealing groove matched with the interior of a groove of the box body, a compact water film is formed in the two-state sealing groove by utilizing the surface tension of water, the box body is cooled by cold air guided from the interior of the box body, a tight ice layer is formed after freezing to realize the sealing of the groove, the loss of the cold air from the interior of the box body to the external environment is prevented, the insulation effect of the box body is improved, meanwhile, a cold leakage color developing saccule is arranged in an outer sealing ring, the sealing monitoring is carried out on the sealing position between the box body, the invention can greatly improve the heat preservation performance of the heat preservation box through novel sealing.)

1. The utility model provides a frozen commodity insulation can for commodity circulation transportation, includes box (1) and case lid (2) that are used for box (1), be equipped with heat preservation inner box (3), its characterized in that in box (1): the utility model discloses a box, including box (1), case lid (2), ring-shaped clamping groove (5), ring-shaped heat preservation cardboard (8) of case lid (2) lower extreme fixedly connected with and ring-shaped clamping groove (5) assorted, ring-shaped clamping groove (5) still excavate on the lateral wall have ring-shaped seal groove (6), ring-shaped heat preservation cardboard (8) outer pot head be equipped with ring-shaped seal groove (6) assorted external seal rubber ring (4), it has a plurality of evenly distributed's two-state seal groove (7) to excavate on ring-shaped clamping groove (5) interior diapire, a plurality of evenly distributed's of ring-shaped heat preservation cardboard (8) lower extreme fixedly connected with hydrophobic hemisphere (9), and hydrophobic hemisphere (9) and two-state seal groove (7) match each other, it has first cold runner (11) of leading with box (1) inner chamber intercommunication to excavate on two-state seal groove (7.

2. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 1, wherein: the inner bottom wall of the two-state sealing groove (7) is arranged to be a plane, and the center position of the two-state sealing groove is provided with volcano-shaped micro-hole bulges (10) which are communicated with the first cold guide flow channel (11).

3. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 1, wherein: the inner end of the volcano-shaped micro-pore bulge (10) is fixedly connected with a plurality of water intercepting fiber yarns (14) which are distributed in a staggered mode.

4. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 1, wherein: the hydrophobic hemisphere (9) comprises a water pressing hemisphere (901) and an inner sealing rubber ring (902), the inner sealing rubber ring (902) wraps the outer end of the water pressing hemisphere (901), the inner sealing rubber ring (902) is matched with the two-state sealing groove (7), and the length of the water pressing hemisphere (901) extending out of the inner sealing rubber ring (902) is equal to the thickness of the inner sealing rubber ring (902).

5. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 4, wherein: the lower end of the pressurized water hemisphere (901) is coated with a nano super-hydrophobic coating (903).

6. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 1, wherein: the outer surface of the outer sealing rubber ring (4) is inlaid with a plurality of cold leakage color development sacculus (12) which are uniformly distributed, and a plurality of second cold conduction flow channels (13) communicated with the cold leakage color development sacculus (12) are formed in the inner end of the outer sealing rubber ring (4).

7. The insulation can for logistics transportation of frozen commodities and the sealing method thereof as claimed in claim 1, wherein: the box body (1) comprises a heat preservation body (101) and a glass body (102), the glass body (102) is fixedly connected to the upper end of the heat preservation body (101), and the height of the glass body (102) is consistent with that of the annular sealing groove (6).

8. The method of sealing an incubator for the logistics transportation of frozen commodities as set forth in any one of claims 1 to 7, wherein: the method comprises the following steps:

s1, precooling the box body (1), putting the frozen commodity into the heat-preservation inner box (3) and placing the frozen commodity in the box body (1) after the precooling is finished, and spreading a proper amount of ice slag along the annular clamping groove (5);

s2, after the surface of the outer sealing rubber ring (4) is checked to have no obvious cracks or wounds, the outer end of the annular heat-insulating clamping plate (8) is sleeved and abutted against the box cover (2), and the box cover (2) is closed to complete the sealing of the box body (1);

s3, continuously cooling the box body (1) to a set temperature, observing whether the cold leakage color developing saccule (12) has a color change phenomenon through the vitreous body (102) after waiting for 3-5min, if the color change phenomenon does not exist, the sealing is good, if the color change phenomenon exists, the sealing is incomplete, and repeating the steps.

9. The method of claim 8, wherein the step of sealing the incubator comprises: the pre-cooling temperature in the step S1 is not lower than 0 ℃, and ice slag is guaranteed to be spread into each two-state sealing groove (7).

10. The method of claim 8, wherein the step of sealing the incubator comprises: the ice residue in the step S1 is obtained by freezing and then breaking a dilute hydrochloric acid solution, the cold-leakage color developing saccule (12) in the step S3 is made of a semipermeable membrane, and the cold-leakage color developing saccule is filled with purple litmus test solution with filling degree not less than 95%.

Technical Field

The invention relates to the technical field of transportation, in particular to an insulation can for logistics transportation of frozen commodities and a sealing method thereof.

Background

Frozen foods are divided into chilled foods and frozen foods, and the frozen foods are easy to preserve and widely used for production, transportation and storage of perishable foods such as meat, poultry, aquatic products, milk, eggs, vegetables, fruits and the like; the product is nutritious, convenient, sanitary and economical; the market demand is large, the device occupies an important position in developed countries, and the device is rapidly developed in developing countries.

Cold chain logistics generally refers to a system project for producing, storing, transporting and selling refrigerated and frozen foods, and keeping the refrigerated and frozen foods in a specified low-temperature environment in all links before consumption so as to ensure the quality of the foods and reduce the loss of the foods. It is established with the progress of science and technology and the development of refrigeration technology, and is a low-temperature logistics process based on refrigeration technology and by means of refrigeration technology. The rapid development of the cold-chain logistics industry of agricultural products in China must make and implement scientific and effective macro-policy as early as possible. The requirements of cold-chain logistics are higher, and the corresponding management and capital investment are larger than that of ordinary normal-temperature logistics.

The application range of the cold-chain material flow comprises the following steps: primary agricultural products: vegetables, fruits; meat, poultry, eggs; aquatic products and flower products. Processing food: quick-frozen food, fowl, meat, aquatic product, etc. can be used for packaging cooked food, ice cream and milk product, and chocolate; a snack food material. Special goods: the requirements of the medicine are higher and more complex than the requirements of a common normal-temperature logistics system, the construction investment is much larger, and the medicine is a huge system engineering. The timeliness of perishable foods requires that each link of the cold chain has higher organization coordination, so the operation of the food cold chain is always related to energy consumption cost, and the effective control operation cost is closely related to the development of the food cold chain.

However, the insulation can insulation performance of the current refrigerated commodity logistics transportation is generally poor, the energy consumption is high, the transportation cost of the cold chain logistics is extremely high, the insulation performance often depends on the sealing degree of insulation materials and boxes, the insulation materials are difficult to make great improvement due to cost and market problems, the traditional insulation can is large in contact area with the external environment, the problem of the sealing performance, namely the problem of common cold air leakage, often adopts a soft rubber ring to seal in the prior art, the sealing effect of the soft rubber ring is general, and due to the phenomenon of expansion with heat and contraction with cold of an object, the sealing performance of the rubber ring is further worsened, and therefore the sealing performance of the insulation can is improved to become the current largest advancing direction.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an insulation can for logistics transportation of frozen commodities and a sealing method thereof, which can realize that the temperature interaction between the interior of the can and the external environment is reduced based on a groove embedded mode by changing the sealing structure of the can and the can cover of the traditional insulation can, meanwhile, a hydrophobic hemisphere on the can cover is matched with a two-state sealing groove matched with the interior of the can groove, a compact water film is formed in the two-state sealing groove by utilizing the surface tension of water, the can is cooled by cold air guided from the interior of the can, a tight ice layer is formed after freezing to realize the sealing of the groove, the loss of the cold air from the interior of the can to the external environment is prevented, the insulation effect of the can is improved, meanwhile, a cold leakage color developing balloon is arranged in an outer sealing ring to carry out sealing monitoring on the sealing position between the can and the can cover, once the phenomenon of cold air leakage can be found in time, the heat insulation box can be used for sealing test before transportation, and can also be used for finding out bad sealing in time in the transportation process and taking appropriate measures.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides an insulation can for frozen goods logistics transportation, includes the box and is used for the case lid of box, be equipped with the heat preservation inner box in the box, the box upper end is dug there is annular block slot, case lid lower extreme fixedly connected with and annular block slot assorted annular heat preservation cardboard, still dig on the annular block slot lateral wall has annular seal groove, annular heat preservation cardboard outer end cover be equipped with annular seal groove assorted external seal rubber ring, it has a plurality of evenly distributed's two-state seal groove to dig on the annular block slot diapire, a plurality of evenly distributed's of annular heat preservation cardboard lower extreme fixedly connected with hydrophobic hemisphere, and hydrophobic hemisphere and two-state seal groove match each other, it has the first cold runner of leading with box inner chamber intercommunication to dig on the diapire in the two-state seal groove.

Further, diapire sets up to the plane in the two-state seal groove, and central point puts and sets up to volcano form micropore arch and leads cold runner intercommunication with first, the plane diapire of two-state seal groove reduces the flow inclination of water droplet, help surface tension's formation, the protruding micropore characteristic of volcano form micropore can hold the circulation of the air conditioning in the box, but the water droplet is because surface tension's relation can't flow down, and the water droplet freezes the back under the effect of cold air, because the protruding characteristic of volcano form micropore, the cohesion on ice sheet is better, sealed effect is better.

Furthermore, the inner end of the volcano-shaped micropore protrusion is fixedly connected with a plurality of water-intercepting fiber yarns which are distributed in a staggered mode, so that the detention effect on water drops is achieved, and even if the water drops overcome the phenomenon that surface tension flows into the volcano-shaped micropore protrusion, the water drops are gathered again on the water-intercepting fiber yarns to form water drops which are not prone to flowing down due to the effect of the water-intercepting fiber yarns.

Furthermore, hydrophobic hemisphere includes pressurized-water hemisphere and inner seal rubber ring, and inner seal rubber ring wraps up in the outer end of pressurized-water hemisphere, inner seal rubber ring and two-state seal groove phase-match, and the pressurized-water hemisphere extends the thickness that inner seal rubber ring equals inner seal rubber ring, and pressurized-water hemisphere plays the effect that the compressed-water droplet enlarges its area of contact with two-state seal groove diapire, and inner seal rubber ring is used for carrying out the effect sealed to the gap between two-state seal groove and the pressurized-water hemisphere, avoids air conditioning for just flowing away from the gap through volcano form micropore bulge.

Furthermore, the lower end of the pressurized water hemisphere is coated with the nano super-hydrophobic coating, and by utilizing the surface effect and the hydrophobic property of the nano super-hydrophobic coating, the generation of a water film can be promoted when the pressurized water hemisphere compresses water drops, so that the pressurized water hemisphere has high continuity when the icing phenomenon occurs subsequently.

Furthermore, the outer surface of the outer sealing rubber ring is inlaid with a plurality of cold leakage color development sacculus which are uniformly distributed, a plurality of second cold conduction flow channels communicated with the cold leakage color development sacculus are cut at the inner end of the outer sealing rubber ring, the second cold conduction flow channels play a role of guiding cold air and are used for being in contact with the cold leakage color development sacculus in advance before the cold leakage occurs really, and the color change phenomenon can occur after the cold leakage color development sacculus senses the cold air, so that technical personnel can be reminded that the insulation can is not sealed well.

Further, the box includes the heat-insulating body and the vitreous body, and vitreous body fixed connection in the heat-insulating body upper end, the height of the vitreous body highly keeps unanimous with the height of annular seal groove, and the vitreous body provides the technical staff and observes the channel that the cold color developing sacculus discolours that leaks in the external world, and the heat-insulating body plays the heat preservation effect, and the vitreous body is also relatively poor in heat conduction effect when playing the perspective effect.

A sealing method of an insulation can for logistics transportation of frozen commodities comprises the following steps:

s1, precooling the box body, putting the frozen commodity into a heat-preservation inner box and placing the box body in the box body after the precooling is finished, and spreading a proper amount of ice slag along the annular clamping groove;

s2, after the surface of the outer sealing rubber ring is checked to have no obvious cracks or wounds, the outer end of the annular heat-insulation clamping plate is sleeved with the outer end of the annular heat-insulation clamping plate and is abutted against the box cover, and the box cover is closed to complete the sealing of the box body;

and S3, continuously cooling the box body to a set temperature, observing whether the cold leakage color development saccule has a color change phenomenon through the vitreous body after waiting for 3-5min, if the color change phenomenon does not exist, indicating that the sealing is good, and if the color change phenomenon exists, indicating that the sealing is incomplete, and repeating the steps.

Furthermore, the pre-cooling temperature in the step S1 is not lower than 0 ℃, ice slag is guaranteed to be spread into each two-state sealing groove, the ice slag can be rapidly melted into water at the pre-cooling temperature, and meanwhile low-temperature protection of frozen food is not affected.

Furthermore, the ice dregs in the step S1 are obtained by breaking the frozen dilute hydrochloric acid solution, the cold leakage color development saccule in the step S3 is made of a semipermeable membrane, the purple litmus test solution with the filling degree not lower than 95% is filled in the cold leakage color development saccule, the characteristic that the purple litmus test solution turns red when encountering acid is utilized as a mark of cold air leakage, the cold leakage color development saccule is convenient for technical personnel to observe, the filling degree is kept high, the cold air absorption color development effect can be achieved, and meanwhile, the cold air is prevented from being directly leaked from the cold leakage color development saccule.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the scheme can realize that the temperature interaction between the interior of the box body and the external environment is reduced based on a groove embedded mode by changing a sealing structure of the box body and the box cover of the traditional insulation box, simultaneously, the hydrophobic hemisphere on the box cover is matched with the two-state sealing groove matched with the interior of the groove of the box body, a compact water film is formed in the two-state sealing groove by utilizing the surface tension of water, the air is cooled by the cold air guided from the interior of the box body, a tight ice layer is formed after freezing to realize the sealing of the groove, the loss of the cold air from the interior of the box body to the external environment is prevented, the insulation effect of the box body is improved, meanwhile, the cold leakage color developing saccule is arranged in the outer sealing rubber ring to carry out sealing monitoring on the sealing position between the box body and the box cover, once the phenomenon of cold air leakage is found in time, the insulation box can be used for sealing test before, the invention can greatly improve the heat preservation performance of the heat preservation box through novel sealing.

(2) Diapire sets up to the plane in the two-state seal groove, and central point puts and sets up to volcano form micropore arch and leads cold runner intercommunication with first, the plane diapire of two-state seal groove reduces the flow inclination of water droplet, help surface tension's formation, the circulation of the bellied micropore characteristic of volcano form micropore can hold the air conditioning in the box, but the water droplet is because surface tension's relation can't flow down, and the water droplet freezes the back under the effect of cold air, because the bellied protruding characteristic of volcano form micropore, the cohesion of ice sheet is better, sealed effect is better.

(3) The inner end of the volcano-shaped micropore protrusion is fixedly connected with a plurality of water-intercepting fiber yarns which are distributed in a staggered mode, the detention effect on water drops is achieved, and even if the water drops overcome the phenomenon that surface tension flows into the volcano-shaped micropore protrusion, the water drops are gathered again on the water-intercepting fiber yarns to form water drops which are not prone to flowing down due to the effect of the water-intercepting fiber yarns.

(4) The hydrophobic hemisphere comprises a pressurized-water hemisphere and an inner sealing rubber ring, the inner sealing rubber ring wraps the outer end of the pressurized-water hemisphere, the inner sealing rubber ring is matched with the two-state sealing groove, the length of the inner sealing rubber ring extending out of the pressurized-water hemisphere is equal to the thickness of the inner sealing rubber ring, the pressurized-water hemisphere plays a role in compressing water drops to enlarge the contact area of the pressurized-water hemisphere and the bottom wall of the two-state sealing groove, the inner sealing rubber ring is used for sealing a gap between the two-state sealing groove and the pressurized-water hemisphere, and cold air is prevented from flowing away from the gap through volcano-shaped micropore bulges.

(5) The nanometer super-hydrophobic coating is coated at the lower end of the pressurized water hemisphere, and the surface effect and the hydrophobic property of the nanometer super-hydrophobic coating are utilized, so that the generation of a water film can be promoted when the pressurized water hemisphere compresses water drops, and the high continuity is realized when the icing phenomenon occurs subsequently.

(6) The outer surface of the outer sealing rubber ring is embedded with a plurality of cold leakage color development sacculus which are uniformly distributed, a plurality of second cold conduction flow channels communicated with the cold leakage color development sacculus are cut at the inner end of the outer sealing rubber ring, the second cold conduction flow channels play a role of guiding cold air and are used for being in contact with the cold leakage color development sacculus in advance before the cold leakage really occurs, and the cold leakage color development sacculus senses the cold air and then can generate a color change phenomenon, so that technical personnel can be reminded that the insulation can is not sealed well.

(7) The box includes the heat retainer and the glass body, and glass body fixed connection is in the heat retainer upper end, and the height of the glass body highly keeps unanimous with the height of annular seal groove, and the glass body provides technical staff and observes the channel that the cold color development sacculus discolours of leaking in the external world, and the heat retainer plays the heat preservation effect, and the glass body is also relatively poor in heat conduction effect when playing the perspective effect.

(8) The pre-cooling temperature is not lower than 0 ℃, ice slag is guaranteed to be spread into each two-state sealing groove, the ice slag can be rapidly melted into water at the pre-cooling temperature, and meanwhile, the low-temperature protection of frozen food is not influenced.

(9) The ice slag is obtained by breaking the frozen dilute hydrochloric acid solution, the cold-leakage color development balloon is made of a semipermeable membrane, and purple litmus test solution with the filling degree not lower than 95% is filled in the cold-leakage color development balloon, the characteristic that the purple litmus test solution turns red when meeting acid is utilized as a sign of cold air leakage, observation of technicians is facilitated, the filling degree is kept high, the cold-leakage color development balloon can play a role in absorbing cold air for color development, and meanwhile, the cold air is prevented from being directly leaked from the cold-leakage color development balloon.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a front view of the present invention;

FIG. 4 is a schematic structural view of the present invention before partial closing;

FIG. 5 is a schematic view of the structure of the present invention when partially closed;

FIG. 6 is a schematic view of the structure at B in FIG. 5;

FIG. 7 is a schematic structural view of a hydrophobic hemispherical portion of the present invention;

FIG. 8 is a schematic structural diagram of an outer sealing rubber ring part according to the present invention;

FIG. 9 is a schematic structural view of a cut-off filament portion of the present invention.

The reference numbers in the figures illustrate:

the device comprises a box body 1, a heat insulator 101, a glass body 102, a box cover 2, a heat insulation inner box 3, a heat insulation outer sealing rubber ring 4, an annular clamping groove 5, an annular sealing groove 6, a two-state sealing groove 7, an annular heat insulation clamping plate 8, a hydrophobic hemisphere 9, a water pressing hemisphere 901, a sealing rubber ring in the box 902, a nano-903 superhydrophobic coating, a volcano-shaped microporous bulge 10, a first cold conduction flow channel 11, a cold leakage color development balloon 12, a second cold conduction flow channel 13 and a water cutting fiber yarn 14.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.