CN1321308C - Thermal insulation box body - Google Patents
Thermal insulation box body Download PDFInfo
- Publication number
- CN1321308C CN1321308C CNB2004100923412A CN200410092341A CN1321308C CN 1321308 C CN1321308 C CN 1321308C CN B2004100923412 A CNB2004100923412 A CN B2004100923412A CN 200410092341 A CN200410092341 A CN 200410092341A CN 1321308 C CN1321308 C CN 1321308C
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- Prior art keywords
- heat insulating
- insulating panel
- mentioned
- plane materiel
- nut
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Abstract
This invention provides a heat insulating box having improved durability and joining strength by joining heat insulating panels at their faces to each other via sealing materials having improved adhesiveness. The heat insulating box 6 is assembled by joining the plurality of heat insulating panels 23, 23, 24, 25, 26, 27 via the sealing materials 37. The heat insulating panels are each constructed with a heat insulating material 32 foamed and filled between a synthetic resin outer face material 30 and an inner face material 31. The inner face material 31 of one of the heat insulating panels opposed to each other via the seal material 37 has a gradient corresponding to the draft of the inner face material 31 of the other heat insulating panel when resin molded.
Description
Technical field
The present invention relates to a kind of by the folder across the sealing material engage the heat insulating box that a plurality of heat insulating panels assemble.
Background technology
In the past, this kind heat insulating box was as constituting the body of storeroom that freezer for example mainly is the freezer etc. of vehicle mounted.Be used as the freezer of the vehicle mounted of low temperature logistics equipment, by foam filled heat insulation material between the outer container of steel plate systems such as stainless steel and interior case, constitute heat insulating box, make with in the interior case towards the storeroom of front opening, this front openings forms by insulated door switch constituting (with reference to patent documentation 1 freely.)。
Usually, the freezer of vehicle mounted is owing to be used for the heavy article of low-temperature condition hauled weight, so at the heat insulating box of the freezer that is used for this vehicle mounted, require thermal insulation, light weight and intensity.Therefore, for seeking the lightweight of this heat insulating box,, use synthetic resin such as FRP at the outer container or the interior case that constitute heat insulating box.
In addition, in recent years,, take heat insulating box that import produces abroad, produce the mode of freezer by assembling each parts again for reducing production costs.At this moment, for the cost of transportation of heat insulating box since with compare with box-shaped state transportation, therefore the mode cheapness with the state transportation of heat insulating panel adopts the state transportation with heat insulating panel.
In addition, when constituting heat insulating box, sandwich not shown sealing material in the bight on the composition surface that becomes each heat insulating panel 100, utilize the nuts and bolt of in heat insulating panel 100, imbedding in advance again, fix at assembling heat insulating panel 100.
But, in heat insulating panel 100 in the past, when engaging with the bight of the opposing party's heat insulating panel 100, be formed with the end face 102A and the 104A of the interior plane materiel 102 of draw taper, as shown in Figure 7 and since with forms simply with respect to outer plane materiel 101 or interior plane materiel 102 in the face of putting, seal material even therefore add packing, sealing is also poor, can become the cold air leakage reasons.In addition, because the opposed faces at the junction surface of each heat insulating panel 100 is not parallel, so the junction surface impacted, the problem that exists the intensity of heat insulating box to reduce.
In addition, the nut of each heat insulating panel 100 is fixed in combination, owing to imbed the form setting this heat insulation material 103 in when the foaming of heat insulation material 103, so there is the fixed position that can not locate this nut exactly, produce the problem that is offset.Therefore, when the assembling of each heat insulating panel 100, be difficult to engage fixedly that heat insulating panel 100 according to circumstances, exchange with heat insulating panel 100 to each other, become the reason that causes cost to increase.
Summary of the invention
Therefore, the present invention is for the problem that solves conventional art proposes, its objective is provide a kind of connecting airtight property that can improve the sealing material, by engaging heat insulating panel to each other at face, can seek to improve the heat insulating box of durability and bond strength.
Heat insulating box of the present invention, be by engaging the heat insulating box that a plurality of heat insulating panels assemble, folder is across the sealing material between the above-mentioned multi-disc heat insulating panel, heat insulating panel, constitute by foam filled heat insulation material between plastic plane materiel, simultaneously, on the plane materiel of the heat insulating panel that presss from both sides the side in the opposed heat insulating panel of sealing material, the corresponding gradient of draw taper when forming the resin forming with the plane materiel of the opposing party's heat insulating panel, utilize screw bolt and nut to engage each heat insulating panel, on the plane materiel of heat insulating panel, form the recess of taking in nut simultaneously.
The heat insulating box of the 2nd invention in foregoing invention, forms recess on the heat insulating panel that constitutes end face.
The heat insulating box of the 3rd invention in foregoing invention, forms recess on the above-mentioned heat insulating panel that constitutes the side.
Heat insulating box of the present invention, owing to be by engaging the heat insulating box that a plurality of heat insulating panels are assembled into, folder is across the sealing material between the above-mentioned multi-disc heat insulating panel, wherein, heat insulating panel, constitute by foam filled heat insulation material between plastic plane materiel, simultaneously, on the plane materiel of the heat insulating panel that presss from both sides the side in the opposed heat insulating panel of sealing material, the corresponding gradient of draw taper when forming the resin forming with the plane materiel of the opposing party's heat insulating panel is so can be formed uniformly the interval of folder every between the surface that seals the opposed heat insulating panel of material.Thus, can improve the sealing of sealing material, owing to can engage heat insulating panel to each other at face, so can seek to improve the durability and the bond strength of heat insulating box.
If in foregoing invention, utilize screw bolt and nut to engage each heat insulating panel, on the plane materiel of heat insulating panel, form simultaneously the recess of taking in nut, and since nut not in the foaming heat insulation material and in the outside of sheet material, even so produce scale error, the free degree is also high.Therefore, can only exchange nut, even when the installation site of nut generation deviation, owing to do not need power board integral body yet, so can reduce maintenance cost.
If adopt the 2nd invention, owing in foregoing invention, on the heat insulating panel that constitutes end face, form recess, and position owing to falling into recess by bolt utilization deadweight, so be easy to installation exercise.
If adopt the 3rd invention, owing in foregoing invention, on the above-mentioned heat insulating panel that constitutes the side, form recess, so can form the formation that is difficult at the recess water.Therefore, as in the cold rolling case of the vehicle mounted freezer that uses outside etc., effective especially.
Description of drawings
Fig. 1 is the oblique view as the freezer of using embodiments of the invention.
Fig. 2 is the vertical profile side view of the freezer of Fig. 1.
Fig. 3 is the oblique view of heat insulating box.
Fig. 4 is the junction surface profile of end face heat insulating panel and side heat insulating panel.
Fig. 5 is the local amplification profile of Fig. 3.
Fig. 6 is the end face heat insulating panel of other embodiment and the junction surface amplification profile of side heat insulating panel.
Fig. 7 is the profile that constitutes the heat insulating panel junction surface of heat insulating box in the past.
Among the figure: 1-freezer, 6-heat insulating box, 7-storeroom, 23,24,25,26,27-heat insulating panel, 30-outer plane materiel, 31-interior plane materiel, 31A-end face, 32-heat insulation material, 33-breach, 33A-end face, 34,35-composition surface, 37-sealing material, 37A-installing hole, 40-bolt, 41-nut, 42,44,47,50-installing hole, 43,48-bolt accommodates the cave, 45,49-recess.
The specific embodiment
Below, with reference to accompanying drawing, describe embodiments of the present invention in detail.Fig. 1 is that Fig. 2 is the vertical profile side view of the freezer 1 of Fig. 1 as the oblique view of the freezer 1 of using embodiments of the invention.
The freezer 1 of embodiment, it is the vehicle mounted freezer that carries on the distribution vehicle railway carriage of the article that are used for need refrigerations such as dispense food product, in details present embodiment described later, by constituting body by assembling the heat insulating box of the present invention 6 that 6 heat insulating panels 23,23,24,25,26,27 form.In addition, make this heat insulating box 6 interior storerooms 7 towards the front opening, this front openings is sealed freely with insulated door 5,5 switches that are located on the heat insulating panel 24.
In addition, four jiaos in the bottom surface of heat insulating box 6, the wheel 8 of mobile usefulness is installed, utilize wheel 8 to carry out in handling operation to the distribution vehicle railway carriage.In storeroom 7, constitute cooling chamber 22 at the downside of base plate 14, in this cooling chamber 22, dismounting is equipped with the agent for storage of coldness R that the cooling device by other places cooled off freely.
From the rear end of cooling chamber 22, rising is formed on the discharge line 17 that constitutes between pipeline board 16 and the heat insulating box 6, at the cold gas exhausting outlet 18 of these discharge line 17 upper ends the pressure fan 19 that circulating cold air is used is installed.In addition, the other end at base plate 14 is formed with cold air sucting inlet 21.
In addition, under the state that freezer is loaded on the distribution vehicle, AC power can not be guaranteed.Therefore, not shown battery is installed on heat insulating box 6, this battery charges during being connected with AC power.In addition, under the situation of cutting off AC power, utilize the discharge running pressure fan 19 of this battery, with aforementioned same, circulation is cooled off sending objects by the cold air of agent for storage of coldness R cooling in storeroom 7.In addition, 20 handles that are formed in the mobile usefulness on the side of heat insulating box 6.
Below, with reference to Fig. 3~Fig. 5, the heat insulating box 6 of present embodiment is described.The heat insulating box 6 of present embodiment, as mentioned above, by 6 heat insulating panels, promptly side heat insulating panel 23,23, the front heat insulating panel 24 that is provided with insulated door 5,5 (omit insulated door 5 in Fig. 3.), back side heat insulating panel 25, end face heat insulating panel 26, bottom surface heat insulating panel 27 constitute.
Each heat insulating panel constitutes by foam filled heat insulation material 32 between outer plane materiel 30 that is formed by hard resins such as FRP and interior plane materiel 31 respectively.Each heat insulating panel of present embodiment, since also same with heat insulating panel 100 in the past, dock with the bight of other heat insulating panel by making the bight, constitute heat insulating box 6, so form breach 33 in the bight of interior plane materiel 31 sides.In addition, for referencial use with the junction surface of side heat insulating panel 23 and end face heat insulating panel 26 about the formation in this bight with reference to Fig. 4, describe.
As shown in Figure 4, at the end face 31A of the interior plane materiel 31 of each heat insulating panel and be formed on the end face 33A of the breach 33 in the bight of plane materiel 31 in this, be formed with when resin forming the draw taper of taking out in the never illustrated mould easily.In addition, in the present embodiment, when the joint of each heat insulating panel 23,26, with the bight of the interior plane materiel 31 of opposed the opposing party's of end face 31A of the interior plane materiel 31 that is formed with draw taper heat insulating panel on the 1st composition surface 34 that forms, form gradient corresponding with the draw taper of end face 31A, that be almost parallel.In addition, on the 2nd composition surface 35 that forms in bight, too, form gradient corresponding with the draw taper of end face 33A, that be almost parallel with the interior plane materiel 31 of opposed the opposing party's of end face 33A of the breach 33 that forms draw taper heat insulating panel.
In addition, upper end, side at the heat insulating panel 23 at the junction surface that constitutes heat insulating panel 23 and 26, as shown in Figure 5, connect the installing hole that installs and fixes the bolt of using at the junction surface 42 that outer plane materiel 30, heat insulating panel 32 and interior plane materiel 31 ground are formed with a plurality of for example 5 (not shown in Fig. 3).In addition, in such cases, owing to form the formation that bolt 40 inserts from the side, so in the side of this heat insulating panel 23, cave 43 is accommodated on the surface that is formed with the head that makes bolt 40 and heat insulating panel 23 roughly simultaneously bolt.
In addition, the upper face side end at the heat insulating panel 26 at the junction surface that constitutes heat insulating panel 23 and 26 forms a plurality of recesses 45 of taking in nut 41.The nut 41 that the bolt 40 in the installing hole 42 that is formed on the heat insulating panel 26 screws togather is taken in and inserted to this recess 45.The inside dimension of this recess 45 is the size of being a bit larger tham nut 41, forms after nut is taken in, and nut is carried out the size of the location of this nut 41 easily by almost fixed.
In addition, form installing hole 44 at this recess 45, this installing hole 44 connects the interior plane materiel 31 and the heat insulation material 32 of heat insulating panels 23 sides, overlaps with installing hole 42 on being formed on heat insulating panel 23, the nut 41 that inserts the bolt 40 in this installing hole 42 and be accommodated in recess 45 can be screwed togather.
By above formation, at the junction surface of each heat insulating panel 23,26, add and fill out for example sealing material 37 about 6mm, the bight of each heat insulating panel is coincide.In addition, add the sealing material of filling out 37 this moment, also form installing hole 37A in the place that overlaps with installing hole 42,44.In addition, put into nut 41 in each recess 45 on being formed on heat insulating panel 26, then, bolt 40 is inserted in the installing hole 42 that overlaps, the 37A, 44 from the side direction of heat insulating panel 23, this bolt 40 and the nut 41 that is accommodated in recess 45 are screwed togather, carry out the fixing of each heat insulating panel 23,26.In addition, at this moment, in nut 41 fixing, can use instruments such as spanner.
Thus, if adopt present embodiment, because nut not in heat insulation material, is located at the outside of outer sheet material 30, so even the generation scale error, nut 41 frees degree are also high, exchange heat insulating panel integral body not resembling in the past, also can assemble heat insulating box 6.In addition, in operation, even when making a mess of the screw thread of nut 41, owing to also do not need to exchange heat insulating panel integral body, it is just passable only to exchange nut 41, so can seek to reduce cost.
In addition, in the present embodiment, take in the recess 45 of nut 41 and since be formed on end face heat insulating panel 26 above, position so can fall into recess by deadweight by bolt, can seek the simplification of operation.
In the present embodiment, because the opposed composition surface of each heat insulating panel 23,26, promptly, end face 31A and the 1st composition surface 34 at interior plane materiel 31, and, between the end face 33A of breach 33 and the 2nd composition surface 35, be formed on as mentioned above in draw taper on the end face 33A of the end face 31A of plane materiel 31 and breach 33 corresponding, form the gradient on the 1st composition surface 34 and the 2nd composition surface 35, so at interval evenly.Therefore,, apply power equably, be pressed to about seamless for example thick 4mm, can seek to improve sealing, can seek to improve the effect of heat insulation of heat insulating box 6 bodies in addition by sealing material 37 to each composition surface by tighting a bolt 40 and nut 41.
In addition, compare with junction surface in the past, can face with face engage the junction surface, can relax local impact to the junction surface, can improve the durability and the bond strength of heat insulating box 6 bodies.
In addition, in the present embodiment, the junction surface of end face heat insulating panel 26 and side heat insulating panel 23 only has been described, but also can constitute the junction surface of each heat insulating panel equally, that is the junction surface of bottom surface heat insulating panel 27 and side heat insulating panel 23,, the junction surface of back side heat insulating panel 25 and end face heat insulating panel 26, the junction surface of back side heat insulating panel 25 and side heat insulating panel 23, the junction surface of back side heat insulating panel 25 and bottom surface heat insulating panel 27, the junction surface of front heat insulating panel 24 and end face heat insulating panel 26, the junction surface of front heat insulating panel 24 and side heat insulating panel 23, the junction surface of front heat insulating panel 24 and bottom surface heat insulating panel 27.
In addition, as other embodiment, the junction surface of end face heat insulating panel 26 and side heat insulating panel 23 also can form formation shown in Figure 6.That is,, install and fix the installing hole 42 of the bolt of using at the junction surface 40, connect outer plane materiel 30, heat insulating panel 32 and interior plane materiel 31, be formed on many places, for example 5 places in the upper face side end of the end face heat insulating panel 26 at the junction surface that constitutes heat insulating panel 23 and 26.In addition, in such cases, owing to form the formation that bolt 40 inserts from the top, so at this above heat insulating panel 26, the surface that forms the head that makes bolt 40 and heat insulating panel 26 roughly is the bolt on a plane and accommodates cave 48.
In addition, the upper end, side at the side heat insulating panel 23 at the junction surface that constitutes heat insulating panel 23 and 26 forms a plurality of recesses 49 (roughly constituting equally with above-mentioned recess 45) of taking in nut 41.
In addition, form installing hole 50 at this recess 49, this installing hole 50 connects the interior plane materiel 31 and the heat insulation material 32 of heat insulating panels 26 sides, overlaps with installing hole 47 on being formed on heat insulating panel 26, can screw togather by the nut 41 that the bolt 40 that insert this installing hole 47 is interior with being accommodated in recess 49.
By above formation, at the junction surface of each heat insulating panel 23,26, add packing envelope material 37, the bight of each heat insulating panel is coincide.In addition, nut 41 is accommodated in each recess 49 that is formed on the heat insulating panel 26, then, inserts in the installing hole 47 that overlaps, the 37A, 50 from the top of heat insulating panel 26 with bolt 40, this bolt 40 and the nut 41 that is accommodated in recess 49 are screwed togather, and carry out the fixing of each heat insulating panel 23,26.
Thus, if adopt present embodiment, form the formation that is difficult at recess 49 waters etc.Therefore, be specially adapted to the vehicle mounted freezer 1 of many present embodiments that use out of doors.In addition, the inclined plane that the following formation by will forming this recess 49 is tilted downwards a little is even and form water and enter recess 49, the also formation of discharge water easily.
Claims (3)
1. a heat insulating box is the heat insulating box that is assembled into by joint multi-disc heat insulating panel, and, press from both sides between the above-mentioned multi-disc heat insulating panel across the sealing material, it is characterized in that:
Above-mentioned heat insulating panel, constitute by foam filled heat insulation material between plastic plane materiel, simultaneously, on the plane materiel of the heat insulating panel that presss from both sides the side in the opposed above-mentioned heat insulating panel of above-mentioned sealing material, the corresponding gradient of draw taper when forming the resin forming with the plane materiel of the opposing party's heat insulating panel
Utilize screw bolt and nut to engage above-mentioned each heat insulating panel, on the plane materiel of above-mentioned heat insulating panel, form the recess of taking in above-mentioned nut simultaneously.
2. heat insulating box as claimed in claim 1 is characterized in that: form above-mentioned recess on the above-mentioned heat insulating panel that constitutes end face.
3. heat insulating box as claimed in claim 1 is characterized in that: form above-mentioned recess on the above-mentioned heat insulating panel that constitutes the side.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004091363A JP2005274087A (en) | 2004-03-26 | 2004-03-26 | Heat insulating box |
JP2004091363 | 2004-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1673659A CN1673659A (en) | 2005-09-28 |
CN1321308C true CN1321308C (en) | 2007-06-13 |
Family
ID=35046352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100923412A Expired - Fee Related CN1321308C (en) | 2004-03-26 | 2004-11-09 | Thermal insulation box body |
Country Status (2)
Country | Link |
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JP (1) | JP2005274087A (en) |
CN (1) | CN1321308C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100731004B1 (en) | 2006-01-25 | 2007-06-22 | 주식회사 대창 | Refrigerator having cooling kit |
KR100731002B1 (en) | 2006-01-25 | 2007-06-22 | 주식회사 대창 | Indirect type refrigerator |
KR100731003B1 (en) | 2006-01-25 | 2007-06-22 | 주식회사 대창 | Built in refrigerator |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2749874A1 (en) * | 1977-11-08 | 1979-05-10 | Rudolf Schaefer | Snap fastening wall sections - are fitted with inset profile strips for watertight seal |
JPS61190275A (en) * | 1985-02-18 | 1986-08-23 | 三洋電機株式会社 | Manufacture of foamed wall |
US5374118A (en) * | 1988-07-12 | 1994-12-20 | Whirlpool Corporation | Domestic appliance panels and method of forming same |
CN2198574Y (en) * | 1994-03-04 | 1995-05-24 | 江苏省泰兴市冷冻机厂 | Assembling cold cabinet box body |
JPH10267521A (en) * | 1997-03-19 | 1998-10-09 | Fujitsu General Ltd | Electric refrigerator |
-
2004
- 2004-03-26 JP JP2004091363A patent/JP2005274087A/en active Pending
- 2004-11-09 CN CNB2004100923412A patent/CN1321308C/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2749874A1 (en) * | 1977-11-08 | 1979-05-10 | Rudolf Schaefer | Snap fastening wall sections - are fitted with inset profile strips for watertight seal |
JPS61190275A (en) * | 1985-02-18 | 1986-08-23 | 三洋電機株式会社 | Manufacture of foamed wall |
US5374118A (en) * | 1988-07-12 | 1994-12-20 | Whirlpool Corporation | Domestic appliance panels and method of forming same |
CN2198574Y (en) * | 1994-03-04 | 1995-05-24 | 江苏省泰兴市冷冻机厂 | Assembling cold cabinet box body |
JPH10267521A (en) * | 1997-03-19 | 1998-10-09 | Fujitsu General Ltd | Electric refrigerator |
Also Published As
Publication number | Publication date |
---|---|
CN1673659A (en) | 2005-09-28 |
JP2005274087A (en) | 2005-10-06 |
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070613 Termination date: 20101109 |