CN217125773U - Heat insulation foundation structure - Google Patents
Heat insulation foundation structure Download PDFInfo
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- CN217125773U CN217125773U CN202220067058.8U CN202220067058U CN217125773U CN 217125773 U CN217125773 U CN 217125773U CN 202220067058 U CN202220067058 U CN 202220067058U CN 217125773 U CN217125773 U CN 217125773U
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- heat insulation
- glass wool
- waterproof asphalt
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Abstract
The utility model discloses a heat insulation foundation structure, which comprises an inner tank structure, an outer tank structure, an inner tank heat insulation structure and an outer tank heat insulation structure, the utility model can realize the auxiliary heat insulation of the inner tank structure by arranging the inner tank heat insulation structure, firstly, under the mutual matching of a perlite concrete ring and a first glass wool, the first waterproof asphalt felt and a first vacuum heat insulation board can improve the heat insulation and heat preservation performance and the water resistance, thereby achieving the composition of the new heat insulation structure of the inner tank structure, improving the advantages of the heat insulation and heat preservation performance, arranging the outer tank heat insulation structure at the inner side of the upper end of a second asphalt base layer, under the matching of the second glass wool, realizing the auxiliary heat insulation of the outer tank, and under the matching of a plurality of heat insulation boards and the waterproof asphalt felt which are staggered inside and outside in the second glass wool, the heat insulation and water-proof activity of the outer tank can be improved, thereby achieving the improvement of the heat insulation and heat preservation performance of the outer tank, the heat insulation performance of the LNG storage tank is greatly increased.
Description
Technical Field
The utility model particularly relates to an adiabatic foundation structure relates to the adiabatic foundation structure field of being correlated with.
Background
The liquefied natural gas storage tank is a professional product for storing liquefied natural gas, special equipment, three types of pressure vessels and 06Ni9DR material, and is manufactured by the processes of flaw detection, hydrostatic pressure test, field test of a technical supervision bureau, issuing of a pressure vessel test certificate, external derusting, paint spraying and the like.
At present, the LNG storage tank has the characteristics of low boiling point, small latent heat of vaporization, flammability, explosiveness and the like, so that the LNG storage tank needs to adopt an effective heat insulation mode to reduce the evaporation amount in the design, construction and operation processes, thereby achieving the purpose of no damage or loss reduction.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned insufficiency, the utility model provides an adiabatic foundation structure here.
The utility model is realized by constructing a heat insulation foundation structure, the device comprises an inner tank structure, an outer tank structure, an inner tank heat insulation structure and an outer tank heat insulation structure, the right side of the inner tank structure is connected with the outer tank structure, the inner tank heat insulation structure is arranged on the inner side of the interlayer pearlife, the outer tank heat insulation structure is arranged on the inner side of the upper end of the second asphalt base layer, the inner tank heat insulation structure comprises a perlite concrete ring, first glass wool, a first waterproof asphalt felt, a first vacuum heat insulation plate and an auxiliary heat insulation plate, the perlite concrete ring is connected with the inner side of the interlayer pearlife, and the inner side of the perlite concrete ring is provided with a first glass wool, the inner side of the first glass wool is provided with a first waterproof asphalt felt and a first vacuum heat insulation plate in a staggered manner, and the upper end of the rightmost first vacuum insulation panel is provided with an auxiliary insulation panel, and the left end and the right end of the auxiliary insulation panel are both connected with the first waterproof asphalt felt.
Preferably, the outer tank heat insulation structure comprises second glass wool, a second vacuum heat insulation plate, a second waterproof asphalt felt, a third vacuum heat insulation plate, a third waterproof asphalt felt, a fourth vacuum heat insulation plate and a fourth waterproof asphalt felt, the second glass wool is symmetrically provided with two groups along the inner side of the upper end of the second asphalt base layer, a plurality of second vacuum heat insulation plates and the second waterproof asphalt felt are arranged in the second glass wool in a staggered manner, a plurality of the third vacuum heat insulation plates and the third waterproof asphalt felt are arranged in the second glass wool in a staggered manner, and a plurality of the fourth vacuum heat insulation plates and the fourth waterproof asphalt felt are arranged in the second glass wool in a staggered manner.
Preferably, the inner tank structure comprises a hot corner foam glass brick, an aluminum foil, a hot corner protective bottom plate, interlayer pearlife, a first asphalt base layer, first concrete and first dry sand, the aluminum foil is arranged at the middle end in the hot corner foam glass brick, the arc-shaped part of the inner side of the hot angle foam glass brick is connected with a hot angle protection bottom plate, the right end of the inner side of the hot angle protection bottom plate is respectively connected with a first asphalt base layer and first concrete, the bottom end of the inner side of the hot-angle foam glass brick is provided with first dry sand, the outer tank structure comprises second concrete, a second asphalt base layer and second dry sand, the middle part of the left side of the second concrete is connected with the first dry sand, and a second asphalt base layer is arranged at the upper end of the inner side of the second concrete, the second dry sand and the second concrete are arranged oppositely in an annular track, and the left side of the second dry sand is connected with the thermal angle protection bottom plate.
Preferably, the first waterproof asphalt felt is provided with five pieces along the inside of the first glass wool in a staggered manner, and the whole length of the two first waterproof asphalt felts on the right side is longer than the length of the three first waterproof asphalt felts on the left side.
Preferably, the first vacuum insulation panels are arranged along the inner portion of the first glass wool in a staggered mode, and the overall size of the first vacuum insulation panels is reduced along the annular shape in a counterclockwise mode.
Preferably, the second glass wool is symmetrically arranged in two left and right along the inner side of the upper end of the second asphalt base layer, and the overall sizes of the second glass wool on the two sides are consistent.
Preferably, the second vacuum insulation panel, the second waterproof asphalt felt, the fourth vacuum insulation panel and the fourth waterproof asphalt felt are arranged oppositely inside and outside, and the overall sizes of the second vacuum insulation panel, the second waterproof asphalt felt, the fourth vacuum insulation panel and the fourth waterproof asphalt felt are consistent.
Preferably, the second vacuum insulation panel and the second waterproof asphalt felt are respectively provided with three or two pieces along the inner sides of the second asphalt base layer and the second dry sand in a staggered manner, and the inner sides of the second asphalt base layer and the second dry sand are tightly attached to the second vacuum insulation panel.
Preferably, the first vacuum insulation panel and the auxiliary insulation panel are both made of polystyrene resin.
Preferably, the second vacuum insulation panel, the third vacuum insulation panel and the fourth vacuum insulation panel are all made of polystyrene resin.
The utility model has the advantages of as follows: the utility model discloses an improve and provide an adiabatic foundation structure here, compare with equipment of the same type, have following improvement:
the method has the advantages that: an adiabatic foundation structure, through having set up the adiabatic structure of inner tank, at first under pearlite concrete ring mutually supported with first glass is cotton, can realize the supplementary adiabatic of inner tank structure, and under first waterproof asphalt felt mutually supported with first vacuum insulation panels, not only can improve adiabatic heat insulating ability, can also improve waterproof nature to the constitution of the new adiabatic structure of inner tank structure has been reached, the advantage of the adiabatic nature of improvement heat preservation.
The method has the advantages that: an adiabatic foundation structure through having set up outer jar adiabatic structure in second pitch basic unit upper end inboard, under the cotton cooperation of second glass, can realize outer jar supplementary adiabatic, and in the second glass cotton in the inside and outside straggling set up under polylith heat-insulating shield and the cooperation of waterproof asphalt felt, can improve outer jar adiabatic heat insulating ability and waterproof activity to reach outer jar adiabatic heat insulating ability's improvement, realized LNG storage tank adiabatic heat insulating ability greatly increased's advantage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the sectional structure of the inner tank insulation structure according to the present invention;
fig. 3 is a schematic view of the front view of the inner structure of the outer tank heat insulation structure of the present invention.
Wherein: an inner tank structure-1, an outer tank structure-2, a hot corner foam glass brick-11, an aluminum foil-12, a hot corner protection bottom plate-13, interlayer pearlite sand-14, a first asphalt base layer-15, a first concrete-16, a first dry sand-17, an inner tank heat insulation structure-18, a second concrete-21, a second asphalt base layer-22, a second dry sand-23, an outer tank heat insulation structure-24, a perlite concrete ring-181, a first glass wool-182, a first waterproof asphalt felt-183, a first vacuum heat insulation plate-184, an auxiliary heat insulation plate-185, a second glass wool-241, a second vacuum heat insulation plate-242, a second waterproof asphalt felt-243, a third vacuum heat insulation plate-244, a third waterproof asphalt felt-245, a fourth vacuum heat insulation plate-246, a, Fourth waterproof asphalt felt-247.
Detailed Description
The present invention will be described in detail with reference to the accompanying fig. 1-3, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides an insulation foundation structure through improvement, which comprises an inner tank structure 1, an outer tank structure 2, an inner tank insulation structure 18 and an outer tank insulation structure 24, wherein the right side of the inner tank structure 1 is connected with the outer tank structure 2, the inner tank structure 1 comprises a thermal angle foam glass brick 11, an aluminum foil 12, a thermal angle protection bottom plate 13, interlayer pearlife 14, a first asphalt base layer 15, a first concrete 16 and a first dry sand 17, the aluminum foil 12 is installed at the middle end inside the thermal angle foam glass brick 11, the arc part inside the thermal angle foam glass brick 11 is connected with the thermal angle protection bottom plate 13, the right end inside the thermal angle protection bottom plate 13 is respectively connected with the first asphalt base layer 15 and the first concrete 16, the first dry sand 17 is installed at the bottom end inside the thermal angle foam glass brick 11, the outer tank structure 2 comprises a second concrete 21, a second asphalt base layer 22 and a second dry sand 23, the middle of the left side of the second concrete 21 is connected with the first dry sand 17, the upper end of the inner side of the second concrete 21 is provided with a second asphalt base layer 22, the second dry sand 23 is arranged opposite to the annular track of the second concrete 21, and the left side of the second dry sand 23 is connected with the thermal angle protection bottom plate 13.
Referring to fig. 2, the present invention provides an insulation base structure through improvement, an inner tank insulation structure 18 is disposed inside an interlayer pearlite sand 14, an outer tank insulation structure 24 is disposed inside an upper end of a second asphalt base layer 22, the inner tank insulation structure 18 includes a perlite concrete ring 181, a first glass wool 182, a first waterproof asphalt felt 183, a first vacuum insulation panel 184 and an auxiliary insulation panel 185, the perlite concrete ring 181 is connected to the interlayer pearlite sand 14, and a first glass wool 182 is mounted inside the perlite concrete ring 181, so that the perlite concrete ring 181 cooperates with the first glass wool 182 to achieve auxiliary insulation, the first waterproof asphalt felt 183 and the first vacuum insulation panel 184 are disposed in a staggered manner inside the first glass wool 182, and the auxiliary insulation panel 185 is disposed on an upper end of the rightmost first vacuum insulation panel 184, so that the first waterproof asphalt felt 183 cooperates with the first vacuum insulation panel 184 to achieve thermal insulation and water resistance of the inner tank, both ends all are connected with first waterproof asphalt felt 183 about auxiliary heat insulation board 185 for auxiliary heat insulation activity is realized to auxiliary heat insulation board 185, first waterproof asphalt felt 183 is provided with five along the inside straggling of first glass wool 182, and two right side first waterproof asphalt felt 183 whole length is longer than three left side first waterproof asphalt felt 183 length, make first waterproof asphalt felt 183 realize the supplementary waterproof of inner tank, first vacuum insulation board 184 is provided with four along the inside straggling of first glass wool 182, and first vacuum insulation board 184 whole size reduces along the annular anticlockwise in proper order, make first vacuum insulation board 184 realize the inside heat insulation activity of inner tank, first vacuum insulation board 184 and auxiliary heat insulation board 185 all adopt the polystyrene resin material to make.
Referring to fig. 3, the present invention provides an insulation foundation structure by improvement, wherein the outer tank insulation structure 24 includes second glass wool 241, second vacuum insulation panels 242, second waterproof asphalt mats 243, third vacuum insulation panels 244, third waterproof asphalt mats 245, fourth vacuum insulation panels 246 and fourth waterproof asphalt mats 247, the second glass wool 241 is symmetrically provided with two sets along the inner side of the upper end of the second asphalt base layer 22, and a plurality of second vacuum insulation panels 242 and second waterproof asphalt mats 243 are staggered inside the second glass wool 241, so that the second vacuum insulation panels 242 and the second waterproof asphalt mats 243 realize insulation and waterproofing at the middle part of the inner side, a plurality of third vacuum insulation panels 244 and third waterproof asphalt mats 245 are staggered inside the second glass wool 241, so that the third vacuum insulation panels 244 and the third waterproof asphalt mats 245 realize insulation and waterproofing activities at the inner side, a plurality of fourth vacuum insulation panels 246 and a plurality of fourth waterproof asphalt felts 247 are staggeredly installed on the outer side of the second glass wool 241, two second glass wool 241 are symmetrically arranged along the inner side of the upper end of the second asphalt base layer 22 on the left and right sides, the overall sizes of the second glass wool 241 on two sides are consistent, so that the second glass wool 241 realizes auxiliary high-temperature heat insulation activities, the second vacuum insulation panels 242, the second waterproof asphalt felts 243, the fourth vacuum insulation panels 246 and the fourth waterproof asphalt felts 247 are oppositely arranged inside and outside, the second vacuum insulation panels 242, the second waterproof asphalt felts 243, the fourth vacuum insulation panels 246 and the fourth waterproof asphalt felts 247 are consistent in overall size, so that the plurality of vacuum insulation panels and the waterproof asphalt felts are matched and heat-insulated stably, the second vacuum insulation panels 242 and the second waterproof asphalt felts 243 are staggeredly installed along the inner sides of the second asphalt base layer 22 and the second dry sand 23 respectively, and the inner sides of the second asphalt base layer 22 and the second dry sand 23 are tightly attached to the second vacuum insulation panels 242, so that the second vacuum insulation panel 242 realizes stable bonding insulation activity, and the second vacuum insulation panel 242, the third vacuum insulation panel 244 and the fourth vacuum insulation panel 246 are made of polystyrene resin.
The utility model provides an adiabatic foundation structure through improvement, which operates as follows;
firstly, when the ultra-high molecular material heat insulation foundation structure is to be installed, the inner tank heat insulation structure 18 and the outer tank heat insulation structure 24 are respectively installed inside the inner tank structure 1 and the outer tank structure 2, firstly, the overall heat insulation effect of the LNG storage tank can be improved under the matching of the hot corner foam glass bricks 11 arranged on the inner tank structure 1 and the aluminum foil 12, and under the mutual matching of the hot corner protection bottom plate 13, the interlayer pearlife 14, the first asphalt base layer 15, the first concrete 16 and the first dry sand 17, the firmness of installation of each layer inside the inner tank structure 1 can be ensured, the loosening activity is avoided, and under the mutual matching of the first concrete 21, the second asphalt base layer 22 and the second dry sand 23 arranged inside the outer tank structure 2, the stability of installation of each layer inside the outer tank structure 2 can be ensured;
secondly, in order to further improve the heat insulation effect of the LNG storage tank, an inner tank heat insulation structure 18 and an outer tank heat insulation structure 24 are respectively arranged on the inner side of the interlayer pearlite sand 14 and the inner side of the upper end of the second asphalt base layer 22, when the inner tank heat insulation structure 18 is installed, firstly, the connection between the perlite concrete ring 181 and the first glass wool 182 is realized, then, a plurality of first waterproof asphalt felts 183 and first vacuum heat insulation plates 184 are arranged on the inner side of the first glass wool 182 in a staggered manner, then, the assembled inner tank heat insulation structure 18 can be installed inside the inner tank structure 1, and under the mutual cooperation between the perlite concrete ring 181 and the first glass wool 182, auxiliary heat insulation activities can be realized, and under the mutual cooperation between the plurality of first waterproof asphalt felts 183 and the first vacuum heat insulation plates, the heat insulation and waterproof activities of the inner tank can be realized, and because the auxiliary 185 arranged on the upper ends of the first vacuum heat insulation plates 184 and the right first vacuum heat insulation plates 184 are made of polystyrene resin, the first vacuum heat insulation plate 184 and the auxiliary heat insulation plate 185 are combined and strengthened with the heat insulation material inside the inner tank structure 1 to form a new heat insulation structure, so that the heat insulation property is increased, the evaporation capacity of the gas stored inside the LNG storage tank is reduced, and the purpose of no damage or loss reduction is achieved, so that the composition of the new heat insulation structure of the inner tank structure 1 is achieved, and the advantages of heat insulation property are improved;
thirdly, in order to improve the heat insulation of the outer tank structure 2 synchronously, the outer tank heat insulation structure 24 disposed on the inner side of the upper end of the second asphalt base layer 22 can achieve heat insulation and heat preservation of the outer tank structure 2 well, that is, an auxiliary heat preservation activity can be achieved by arranging two pieces of second glass wool 241 symmetrically on the left and right sides of the inner side of the upper end of the second asphalt base layer 22, and a multi-layer heat insulation and waterproof activity can be achieved by respectively arranging a second vacuum heat insulation plate 242 and a second waterproof asphalt felt 243, a third vacuum heat insulation plate 244 and a third waterproof asphalt felt 245, and a fourth vacuum heat insulation plate 246 and a fourth waterproof asphalt felt 247 on the inner and outer sides of the second glass wool 241, and the second vacuum heat insulation plate 242, the third vacuum heat insulation plate 244 and the fourth vacuum heat insulation plate 246 are made of polystyrene resin, so that the second vacuum heat insulation plate 242, the third vacuum heat insulation plate 244 and the fourth vacuum heat insulation plate 246 can be made of the inner heat insulation material of the outer tank structure 2, constitute new adiabatic structure for outer tank structure 2 adiabatic water-proof effects further improves, thereby has reached the improvement of outer jar adiabatic heat insulating ability, realizes LNG storage tank adiabatic heat insulating performance greatly increased's advantage.
The utility model provides an insulating foundation structure through improvement, and the inner tank insulating structure 18 is arranged, firstly, the auxiliary heat insulation of the inner tank structure 1 can be realized under the mutual matching of the perlite concrete ring 181 and the first glass wool 182, under the mutual cooperation of the first waterproof asphalt felt 183 and the first vacuum heat insulation plate 184, not only the heat insulation and heat preservation performance can be improved, but also the waterproofness can be improved, thereby achieving the advantages of the new heat insulation structure of the inner tank structure 1 and improving the heat insulation, and the inner side of the upper end of the second asphalt base layer 22 is provided with the outer tank heat insulation structure 24, under the cooperation of the second glass wool 241, the auxiliary heat insulation of the outer tank can be realized, and under the cooperation of a plurality of heat insulation plates staggered inside and outside in the second glass wool 241 and the waterproof asphalt felt, the heat insulation and heat preservation performance and the waterproof activity of the outer tank can be improved, thereby the improvement of outer jar thermal insulation heat retaining ability has been reached, the advantage that the adiabatic insulation performance greatly increased of LNG storage tank is realized.
Claims (8)
1. A heat insulation foundation structure comprises an inner tank structure (1) and an outer tank structure (2), wherein the right side of the inner tank structure (1) is connected with the outer tank structure (2);
the method is characterized in that: the insulation structure comprises an inner tank insulation structure (18) and an outer tank insulation structure (24), the inner tank insulation structure (18) is arranged on the inner side of the interlayer pearlife (14), the outer tank insulation structure (24) is arranged on the inner side of the upper end of a second asphalt base layer (22), the inner tank insulation structure (18) comprises a perlite concrete ring (181), first glass wool (182), a first waterproof asphalt felt (183), a first vacuum insulation board (184) and an auxiliary insulation board (185), the perlite concrete ring (181) is connected with the inner side of the interlayer pearlife (14), the first glass wool (182) is arranged on the inner side of the perlite concrete ring (181), the first waterproof asphalt felt (183) and the first vacuum insulation board (184) are arranged on the inner side of the first glass wool (182) in a staggered manner, and the auxiliary insulation board (185) is arranged on the upper end of the rightmost first vacuum insulation board (184), the left end and the right end of the auxiliary heat insulation plate (185) are connected with a first waterproof asphalt felt (183).
2. An insulating substructure as claimed in claim 1, wherein: the outer tank heat insulation structure (24) comprises second glass wool (241), second vacuum heat insulation plates (242), second waterproof asphalt felts (243), third vacuum heat insulation plates (244), third waterproof asphalt felts (245), fourth vacuum heat insulation plates (246) and fourth waterproof asphalt felts (247), the second glass wool (241) is symmetrically provided with two groups along the inner side of the upper end of a second asphalt base layer (22), a plurality of second vacuum heat insulation plates (242) and the second waterproof asphalt felts (243) are arranged inside the second glass wool (241) in a staggered mode, a plurality of third vacuum heat insulation plates (244) and the third waterproof asphalt felts (245) are arranged inside the second glass wool (241) in a staggered mode, and a plurality of fourth vacuum heat insulation plates (246) and the fourth waterproof asphalt felts (247) are arranged outside the second glass wool (241) in a staggered mode.
3. An insulating substructure as claimed in claim 1, wherein: the inner tank structure (1) comprises a hot angle foam glass brick (11), an aluminum foil (12), a hot angle protective bottom plate (13), interlayer pearlife (14), a first asphalt base layer (15), first concrete (16) and first dry sand (17), the aluminum foil (12) is installed at the middle end inside the hot angle foam glass brick (11), the arc-shaped part inside the hot angle foam glass brick (11) is connected with the hot angle protective bottom plate (13), the right end inside the hot angle protective bottom plate (13) is respectively connected with the first asphalt base layer (15) and the first concrete (16), the first dry sand (17) is arranged at the bottom inside the hot angle foam glass brick (11), the outer tank structure (2) comprises second concrete (21), a second asphalt base layer (22) and second dry sand (23), the middle part of the left side of the second concrete (21) is connected with the first dry sand (17), and a second asphalt base layer (22) is arranged at the upper end of the inner side of the second concrete (21), the second dry sand (23) and the second concrete (21) are oppositely arranged in an annular track, and the left side of the second dry sand (23) is connected with the thermal angle protection bottom plate (13).
4. An insulating substructure as claimed in claim 1, wherein: the first waterproof asphalt felt (183) is arranged in a staggered mode along the inside of the first glass wool (182), and the whole length of the two first waterproof asphalt felts (183) on the right side is longer than the length of the three first waterproof asphalt felts (183) on the left side.
5. An insulated substructure as defined in claim 1, wherein: the first vacuum heat insulation plate (184) is provided with four pieces of glass wool (182) in a staggered mode, and the overall size of the first vacuum heat insulation plate (184) is sequentially reduced along the shape of a ring anticlockwise.
6. An insulating infrastructure as claimed in claim 2, wherein: the two second glass wool (241) are symmetrically arranged along the left and right sides of the inner side of the upper end of the second asphalt base layer (22), and the overall sizes of the second glass wool (241) on the two sides are consistent.
7. An insulating infrastructure as claimed in claim 2, wherein: the second vacuum heat-insulating plate (242), the second waterproof asphalt felt (243), the fourth vacuum heat-insulating plate (246) and the fourth waterproof asphalt felt (247) are arranged in an inner-outer opposite mode, and the overall sizes of the second vacuum heat-insulating plate (242), the second waterproof asphalt felt (243), the fourth vacuum heat-insulating plate (246) and the fourth waterproof asphalt felt (247) are consistent.
8. An insulating infrastructure as claimed in claim 2, wherein: the second vacuum insulation panel (242) and the second waterproof asphalt felt (243) are respectively provided with three or two pieces of asphalt base layer (22) and two pieces of dry sand (23) in a staggered manner, and the inner sides of the second asphalt base layer (22) and the second dry sand (23) are tightly attached to the second vacuum insulation panel (242).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067058.8U CN217125773U (en) | 2022-01-11 | 2022-01-11 | Heat insulation foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220067058.8U CN217125773U (en) | 2022-01-11 | 2022-01-11 | Heat insulation foundation structure |
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| Publication Number | Publication Date |
|---|---|
| CN217125773U true CN217125773U (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220067058.8U Active CN217125773U (en) | 2022-01-11 | 2022-01-11 | Heat insulation foundation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217125773U (en) |
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2022
- 2022-01-11 CN CN202220067058.8U patent/CN217125773U/en active Active
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