CN219548043U - Heat preservation plate for refrigeration house - Google Patents

Abstract

The utility model relates to the technical field of heat-insulating plates, and discloses a heat-insulating plate for a refrigerator, which solves the problem that the heat-insulating effect is poor due to the fact that the existing heat-insulating plate is easy to shrink and break, and comprises a heat-insulating plate body, wherein the heat-insulating plate body consists of an inner protection plate, a polyurethane heat-insulating foaming plate and an outer protection plate, the inner protection plate consists of a waterproof panel and a fireproof solid inner pressure plate, the outer protection plate consists of a fireproof solid outer pressure plate, a plurality of vacuum heat-insulating unit shells, a heat radiation layer and a sealing cushion layer, the vacuum heat-insulating unit shells are fixedly connected to the inside of the fireproof solid outer pressure plate, the sealing cushion layer is fixedly connected to one side, far away from the fireproof solid outer pressure plate, of the heat radiation layer, and the inner protection plate is connected with the polyurethane heat-insulating foaming plate and the outer protection plate through a plurality of shrinkage limiting components; the heat-insulating plate can improve the overall heat-insulating effect, avoid influencing heat-insulating performance due to cold shrinkage, and simultaneously can facilitate splicing and installation and improve the tightness of connection.

Description

Heat preservation plate for refrigeration house

Technical Field

The utility model belongs to the technical field of heat-insulating plates, and particularly relates to a heat-insulating plate for a refrigeration house.

Background

The refrigeration house is constant temperature and humidity storage equipment for foods, liquid, chemical industry, medicines, vaccines, scientific experiments and other articles, and polyurethane foam is generally adopted as a sandwich board of the most common heat insulation material in large and medium refrigeration houses.

The polyurethane foam material of the refrigeration house can shrink and be easily broken when the temperature is changed severely or the temperature is lower for a long time, so that the structural stability of the refrigeration house plate is poor, and meanwhile, the heat preservation effect of the refrigeration house is poor.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the heat-insulating plate for the refrigeration house, which effectively solves the problem that the heat-insulating effect is poor due to the fact that the existing heat-insulating plate is easy to shrink and break.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a heat preservation panel for freezer, includes the heat preservation panel body, the heat preservation panel body comprises inner shield, polyurethane heat preservation foaming board and outer backplate, polyurethane heat preservation foaming board fixed connection is between inner shield and outer backplate, the inner shield comprises waterproof panel and fire-resistant solid interior pressure plate, waterproof panel fixed connection keeps away from polyurethane heat preservation foaming board's one side in fire-resistant solid interior pressure plate, outer backplate comprises fire-resistant solid outer pressure plate, a plurality of vacuum insulation unit casing, heat radiation layer and sealed bed course, vacuum insulation unit casing fixed connection is in the inside of fire-resistant solid outer pressure plate, heat radiation layer fixed connection is in fire-resistant solid outer pressure plate one side of keeping away from polyurethane heat preservation foaming board, sealed bed course fixed connection is in heat radiation layer one side of keeping away from fire-resistant solid outer pressure plate, be connected through a plurality of shrink spacing subassemblies between inner shield and the polyurethane heat preservation foaming board and the outer backplate.

Preferably, the polyurethane heat preservation foaming board is of a staggered connection structure with the inner guard board and the outer guard board, a limiting installation transverse clamping groove is formed at the top end between the inner guard board and the outer guard board, a limiting installation vertical clamping groove is formed at the side edge between the inner guard board and the outer guard board, a protruding type transverse clamping strip matched with the limiting installation transverse clamping groove is formed at the bottom end of the polyurethane heat preservation foaming board, a protruding type vertical clamping strip matched with the limiting installation vertical clamping groove is formed at one side of the polyurethane heat preservation foaming board, and a plurality of installation buckles are fixedly arranged at one side of the outer guard board, which is far away from the polyurethane heat preservation foaming board.

Preferably, one side of the inner guard plate and one side of the outer guard plate, which are close to the polyurethane heat-insulation foaming plate, are fixedly provided with a plurality of limit ribs matched with the polyurethane heat-insulation foaming plate, and one corner of the top end of the inner guard plate is provided with a foaming agent filling opening.

Preferably, a plurality of strip-shaped grooves matched with the shrinkage limiting components are formed in two sides of the polyurethane heat-insulation foaming board, and miniature through holes are formed in the middle positions of the inner parts of the strip-shaped grooves.

Preferably, the shrinkage limiting assembly consists of a traction steel wire, a plurality of first tension springs and a plurality of second tension springs, the first tension springs and the second tension springs are fixedly connected to two ends of the traction steel wire respectively, and one ends of the first tension springs and the second tension springs, which are far away from the traction steel wire, are fixedly connected with the outer guard plate and the inner guard plate respectively.

Compared with the prior art, the utility model has the beneficial effects that:

(1) In operation, through setting up the heat preservation panel body that comprises inner shield, polyurethane heat preservation foaming board and outer shield, can improve the waterproof, the fire behavior of panel, can improve the whole heat preservation effect of panel simultaneously, through being provided with spacing installation horizontal draw-in groove, spacing installation vertical draw-in groove, protruding horizontal draw-in bar and protruding vertical draw-in bar, can be convenient for splice the combination formula installation to polylith heat preservation panel, can provide the whole leakproofness of connection;

(2) Through being provided with bar groove, miniature through-hole and by traction steel wire, a plurality of extension spring one and the shrink spacing subassembly that a plurality of extension spring two constitute, can realize carrying out pretension to polyurethane heat preservation foaming board, inner guard plate and outer guard plate, avoid producing the gap owing to shrink, and then can further improve whole thermal insulation performance.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of a thermal insulation board for a refrigeration house according to the present utility model;

FIG. 2 is a schematic view of the inner guard plate structure of the present utility model;

FIG. 3 is a schematic diagram of a polyurethane insulation foam board structure of the present utility model;

FIG. 4 is a schematic view of the structure of the outer guard plate of the present utility model;

FIG. 5 is a schematic view of the connection structure between the shrinkage limiting assembly and the heat insulation board body according to the present utility model;

in the figure: 1. a heat-insulating plate body; 2. an inner guard board; 3. polyurethane heat-insulating foaming board; 4. an outer guard plate; 5. a waterproof panel; 6. a refractory fixed inner platen; 7. a refractory fixed outer platen; 8. a vacuum insulation unit housing; 9. a heat radiation layer; 10. a sealing cushion layer; 11. a shrinkage limiting assembly; 12. a transverse clamping groove is arranged in a limiting mode; 13. a vertical clamping groove is arranged in a limiting way; 14. protruding transverse clamping strips; 15. raised vertical clamping strips; 16. installing a buckle; 17. a limit rib; 18. a foaming agent filling port; 19. a bar-shaped groove; 20. a micro through hole; 21. traction steel wire; 22. a tension spring I; 23. and a tension spring II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, the heat-insulating board for a refrigerator according to the present utility model comprises a heat-insulating board body 1, wherein the heat-insulating board body 1 is composed of an inner protecting board 2, a polyurethane heat-insulating foaming board 3 and an outer protecting board 4, the polyurethane heat-insulating foaming board 3 is fixedly connected between the inner protecting board 2 and the outer protecting board 4, the inner protecting board 2 is composed of a waterproof panel 5 and a fireproof fixed inner pressing board 6, the waterproof panel 5 is fixedly connected to one side of the fireproof fixed inner pressing board 6 far away from the polyurethane heat-insulating foaming board 3, the outer protecting board 4 is composed of a fireproof fixed outer pressing board 7, a plurality of vacuum heat-insulating unit shells 8, a heat radiation layer 9 and a sealing cushion layer 10, the vacuum heat-insulating unit shells 8 are fixedly connected to the inside of the fireproof fixed outer pressing board 7, the heat radiation layer 9 is fixedly connected to one side of the fireproof fixed outer pressing board 7 far away from the polyurethane heat-insulating foaming board 3, and the sealing cushion layer 10 is fixedly connected to one side of the heat radiation layer 9 far away from the fireproof fixed outer pressing board 7, and the inner protecting board 2 and the polyurethane heat-insulating foaming board 3 and the outer protecting board 4 are connected through a plurality of shrinkage limiting components 11;

given by figures 1 to 5, the polyurethane thermal insulation foaming board 3 and the inner guard board 2 and the outer guard board 4 are of staggered connection structures, the top end between the inner guard board 2 and the outer guard board 4 is provided with a limit installation transverse clamping groove 12, the side edge between the inner guard board 2 and the outer guard board 4 is provided with a limit installation vertical clamping groove 13, the bottom end of the polyurethane thermal insulation foaming board 3 is provided with a convex type transverse clamping bar 14 matched with the limit installation transverse clamping groove 12, one side of the polyurethane thermal insulation foaming board 3 is provided with a convex type vertical clamping bar 15 matched with the limit installation vertical clamping groove 13, the splicing and combined installation of a plurality of thermal insulation boards can be facilitated, the integral tightness of connection can be provided, one side of the outer guard board 4 away from the polyurethane thermal insulation foaming board 3 is fixedly provided with a plurality of installation buckles 16, the thermal insulation boards and a wall body are convenient to install, the inner guard plate 2 and the outer guard plate 4 are fixedly provided with a plurality of limit ribs 17 matched with the polyurethane heat-insulation foaming plate 3 on one side close to the polyurethane heat-insulation foaming plate 3, the polyurethane heat-insulation foaming plate 3 can be limited, the connection stability is improved, a foaming agent filling port 18 is formed in one corner of the top end of the inner guard plate 2, foaming agents can be filled into an internal gap after installation, a plurality of strip-shaped grooves 19 matched with the shrinkage limiting assembly 11 are formed in two sides of the polyurethane heat-insulation foaming plate 3, a miniature through hole 20 is formed in the middle position inside the strip-shaped grooves 19, the shrinkage limiting assembly 11 is convenient to install, the shrinkage limiting assembly 11 consists of a traction steel wire 21, a plurality of first tension springs 22 and a plurality of second tension springs 23, the first tension springs 22 and the second tension springs 23 are fixedly connected to two ends of the traction steel wire 21 respectively, one ends of the first tension springs 22 and the second tension springs 23, which are far away from the traction steel wire 21, are fixedly connected with the outer guard plate 4 and the inner guard plate 2 respectively, can carry out pretension to polyurethane heat preservation foaming board 3, inner shield 2 and outer shield 4 through shrink spacing subassembly 11, avoid producing the gap because the shrink, when polyurethane heat preservation foaming board 3 takes place to shrink, can take up with outer shield 4 to inner shield 2 through extension spring one 22 and extension spring two 23 for the inner side of inner shield 2 and outer shield 4 closely laminates with polyurethane heat preservation foaming board 3's both sides, thereby effectively avoid producing the gap and influence the heat preservation effect.

In operation, the waterproof and fireproof performances of the board can be improved by arranging the heat-insulating board body consisting of the inner guard board, the polyurethane heat-insulating foaming board and the outer guard board, and meanwhile, the overall heat-insulating effect of the board can be improved; through being provided with bar groove, miniature through-hole and by traction steel wire, a plurality of extension spring one and the shrink spacing subassembly that a plurality of extension spring two constitute, can realize carrying out pretension to polyurethane heat preservation foaming board, inner guard plate and outer guard plate, avoid producing the gap owing to shrink, and then can further improve whole thermal insulation performance.

Claims (5)

1. A heat preservation panel for freezer, includes heat preservation panel body (1), its characterized in that: the heat preservation panel body (1) comprises inner shield (2), polyurethane heat preservation foaming board (3) and outer shield (4), polyurethane heat preservation foaming board (3) fixed connection is in between inner shield (2) and outer shield (4), inner shield (2) comprises waterproof panel (5) and fire-resistant solid type inner pressure board (6), waterproof panel (5) fixed connection keeps away from one side of polyurethane heat preservation foaming board (3) in fire-resistant solid type inner pressure board (6), outer shield (4) comprises fire-resistant solid type outer pressure board (7), a plurality of vacuum heat preservation unit shells (8), heat radiation layer (9) and sealing cushion layer (10), vacuum heat preservation unit shells (8) fixed connection is in the inside of fire-resistant solid type outer pressure board (7), heat radiation layer (9) fixed connection is in one side that fire-resistant solid type outer pressure board (3) was kept away from in fire-resistant solid type outer pressure board (7), sealing cushion layer (10) fixed connection is in one side that fire-resistant solid type outer pressure board (3) was kept away from in fire-resistant heat radiation layer (9), between inner shield (2) and outer shield (4) through a plurality of spacing connection of shrink assembly (11).

2. The insulation board for a refrigerator according to claim 1, wherein: the polyurethane heat preservation foaming board (3) is of a staggered connection structure with the inner guard board (2) and the outer guard board (4), a limiting installation transverse clamping groove (12) is formed at the top end between the inner guard board (2) and the outer guard board (4), a limiting installation vertical clamping groove (13) is formed at the side edge between the inner guard board (2) and the outer guard board (4), a protruding type transverse clamping strip (14) matched with the limiting installation transverse clamping groove (12) is formed at the bottom end of the polyurethane heat preservation foaming board (3), a protruding type vertical clamping strip (15) matched with the limiting installation vertical clamping groove (13) is formed at one side of the polyurethane heat preservation foaming board (3), and a plurality of installation buckles (16) are fixedly arranged at one side, far away from the polyurethane heat preservation foaming board (3), of the outer guard board (4).

3. The insulation board for a refrigerator according to claim 1, wherein: one side of the inner guard plate (2) and one side of the outer guard plate (4) close to the polyurethane heat-insulation foaming plate (3) are fixedly provided with a plurality of limit ribs (17) matched with the polyurethane heat-insulation foaming plate (3), and one corner of the top end of the inner guard plate (2) is provided with a foaming agent filling opening (18).

4. The insulation board for a refrigerator according to claim 1, wherein: a plurality of strip-shaped grooves (19) matched with the shrinkage limiting assemblies (11) are formed in two sides of the polyurethane heat-insulation foaming plate (3), and miniature through holes (20) are formed in the middle positions inside the strip-shaped grooves (19).

5. The insulation board for a refrigerator according to claim 1, wherein: the shrinkage limiting assembly (11) is composed of a traction steel wire (21), a plurality of first tension springs (22) and a plurality of second tension springs (23), the first tension springs (22) and the second tension springs (23) are respectively fixedly connected to two ends of the traction steel wire (21), and one ends, far away from the traction steel wire (21), of the first tension springs (22) and the second tension springs (23) are respectively fixedly connected with the outer guard plate (4) and the inner guard plate (2).