Vacuum insulation board fixing structure

Abstract

The application relates to the technical field of thermal insulation boards, and discloses a vacuum heat insulation board fixing structure, which comprises a thermal insulation board and a fixing plate. The thermal insulation board and the fixing plate are connected in a composite mode. A frame-shaped groove is arranged at the outer edge of the side wall of the fixing plate. A frame-shaped elastic film is arranged in the groove of the frame-shaped groove. A circular cavity is arranged in the fixing plate. A plurality of air holes are arranged in the side wall of the circular cavity and are communicated with the frame-shaped groove. An air inlet hole is arranged in the side wall of the circular cavity. An air inlet pipe is fixedly inserted into the hole wall of the air inlet hole. The pipe end of the air inlet pipe penetrates through the side wall of the thermal insulation board. The application can make the gap between the fixed thermal insulation board and the inner wall of the container fit, the fixing position has good sealing, temperature outflow from the position is avoided as much as possible, the heat preservation effect of the thermal insulation board is improved, and the fixing plate and the inner wall of the container can be stably fixed.

Description

TECHNICAL FIELD

[0001] The application relates to a thermal insulation board fixing structure. BACKGROUND

[0002] The container made of the thermal insulation board can be used for transporting and storing objects, can block temperature by itself, and can reduce temperature change in the container to achieve a good temperature storage environment in the container.

[0003] As disclosed in patent CN108248169B, the disclosed composite hollow thermal insulation box inner board is made of a board made of a thermal insulation material and cooperates with vacuum heat insulation, so that the board has good thermal insulation performance. When the thermal insulation board is used, the container can be directly made of a box or the like, or the thermal insulation board can be installed on the inner wall of the original container to achieve the effect of thermal insulation of the original container. However, when the thermal insulation board is installed on the basis of the original container, due to the installation space required by the container for the thermal insulation board and the error between the container and the thermal insulation board, a gap is formed between the side wall of the thermal insulation board and the inner wall of the container after installation of the thermal insulation board and the container, which reduces the thermal insulation effect of the thermal insulation board. Therefore, the application provides a thermal insulation board fixing structure. SUMMARY

[0004] The application aims to solve the problem that, in the prior art, when a thermal insulation board is installed on the basis of an original container, due to the installation space required by the container for the thermal insulation board and the error between the container and the thermal insulation board, a gap is formed between the side wall of the thermal insulation board and the inner wall of the container after installation of the thermal insulation board and the container, which reduces the thermal insulation effect of the thermal insulation board.

[0005] To achieve the above-mentioned purpose, the application adopts the following technical scheme:

[0006] A thermal insulation board fixing structure comprises a thermal insulation board and a fixing plate, the thermal insulation board and the fixing plate are connected in a composite manner, a frame-shaped groove is formed in the outer edge of the side wall of the fixing plate, a frame-shaped elastic film is installed in the groove of the frame-shaped groove, a circular cavity is formed in the inside of the fixing plate, a plurality of air holes are formed in the side wall of the circular cavity and are connected to the frame-shaped groove, an air inlet hole is formed in the side wall of the circular cavity, an air inlet pipe is fixedly inserted into the hole wall of the air inlet hole, and the pipe end of the air inlet pipe penetrates through the side wall of the thermal insulation board.

[0007] According to the technical scheme, the gap between the fixing plate and the inner wall of the container can be matched, the fixing plate has good sealing, temperature flow-out from the gap is avoided as much as possible, the thermal insulation effect of the thermal insulation board is improved, and the fixing plate and the inner wall of the container can be stably fixed.

[0008] Preferably, a frame-shaped mounting groove is formed at the outer edge of the side wall of the heat preservation plate away from the fixing plate, and a frame-shaped heat preservation film is fixed to the groove wall of the frame-shaped mounting groove, and the outer edge of the frame-shaped heat preservation film is arranged to be beyond the outer edge of the heat preservation plate.

[0009] Through the technical scheme, on the basis of the sealing of the frame-shaped elastic film, a measure of sealing and heat preservation of the gap between the fixing parts is added, so that the temperature loss rate can be further reduced, and the heat preservation effect is improved.

[0010] Preferably, a U-shaped block is fixed to the side wall of the circular cavity, and an elastic pad is fixed to the inner wall of the U-shaped block, the side wall of the elastic pad is fixed with a sealing pressing block coaxially arranged with the air inlet hole, and the diameter of the sealing pressing block is greater than the hole diameter of the air inlet hole.

[0011] Through the technical scheme, the air inlet hole can be sealed immediately after stopping inflation.

[0012] Preferably, the heat preservation plate comprises two phenolic foam plates and a phenolic frame plate, the phenolic frame plate is fixedly arranged between the two phenolic foam plates, a gas cavity is formed between the two phenolic foam plates and the phenolic frame plate, and the inside of the gas cavity is arranged to be in vacuum.

[0013] Through the technical scheme, the plate-shaped structure made of phenolic foam material has good fireproof and heat preservation performance.

[0014] Preferably, the two side walls of one of the phenolic foam plates and the side wall of the other phenolic foam plate close to the phenolic frame plate are fixed with a plurality of insertion columns, and the side wall of the fixing plate and the side wall of the phenolic frame plate are fixedly and insertionally arranged with the plurality of insertion columns on the same side.

[0015] Through the technical scheme, the composite connection strength between the heat preservation plate itself and the fixing plate can be improved.

[0016] Preferably, a glue layer is coated on the side wall of the frame-shaped heat preservation film close to the heat preservation plate, and a frame-shaped release paper is bonded to the side wall of the glue layer.

[0017] Through the technical scheme, the frame-shaped heat preservation film can be conveniently bonded and fixed to the inner wall of the container.

[0018] Preferably, a circular groove is formed in the side wall of the heat preservation plate away from the fixing plate, and the pipe end of the air inlet pipe is arranged on the inner side of the circular groove.

[0019] Through the technical scheme, the air inlet through the air inlet pipe can be achieved without affecting the storage of the object.

[0020] Preferably, a plurality of strip-shaped rock wool boards are fixed to the side wall of the fixing plate away from the heat preservation plate, and the thickness of each strip-shaped rock wool board is not less than 2.0 cm.

[0021] By the technical scheme, the strip-shaped rock wool board can keep a certain air gap between the fixing plate and the inner wall of the container after installation, and the heat preservation performance can be further improved by using the heat preservation of the rock wool board and the slow air heat transfer speed.

[0022] Preferably, a sealing cover is threadedly connected to the outer pipe wall of the air inlet pipe, and the sealing cover is arranged on the inner side of the circular groove.

[0023] By the technical scheme, the pipe opening of the air inlet pipe can be sealed.

[0024] Compared with the prior art, the vacuum heat preservation plate fixing structure has the following beneficial effects:

[0025] 1. The vacuum heat preservation plate fixing structure comprises a heat preservation plate composed of two phenolic foam plates and a phenolic frame plate, and a gas cavity in the inner side of the heat preservation plate is designed to be in vacuum, so that the heat preservation plate can be used as a heat preservation plate material, and the heat preservation plate can be installed on the inner wall of the container by the fixing plate. The frame-shaped recess, the frame-shaped elastic film, the circular cavity, the air vent, the air inlet hole and the air inlet pipe are matched with each other, so that the frame-shaped elastic film can be inflated and lifted up by the external inflation after the installation of the fixing plate, so that the gap between the fixing plate and the inner wall of the container can be fitted, the fixing part has good sealing, the temperature can be prevented from flowing out from the fixing part as much as possible, the heat preservation effect of the heat preservation plate is improved, and the fixing plate and the inner wall of the container can be stably fixed.

[0026] 2. The vacuum heat preservation plate fixing structure comprises a frame-shaped installation groove and a frame-shaped heat preservation film, which are matched with each other, so that the outer edge of the frame-shaped heat preservation film can be fitted between the inner wall of the container after the installation of the heat preservation plate, so that a measure of sealing and heat preservation of the installation gap can be added, the use effect can be further improved, and the U-shaped block, the elastic pad and the sealing pressing block are matched with each other, so that the air inlet hole can be immediately blocked after inflation, and the inflation effect of the frame-shaped elastic film can be prevented from being deteriorated as much as possible due to air loss.

[0027] The parts not involved in the device are the same as or can be realized by the prior art, the vacuum heat preservation plate fixing structure can make the gap between the fixed heat preservation plate and the inner wall of the container fit, the fixing part has good sealing, the temperature can be prevented from flowing out from the fixing part as much as possible, the heat preservation effect of the heat preservation plate is improved, and the fixing plate and the inner wall of the container can be stably fixed. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1A structure diagram of a vacuum heat insulation board fixing structure provided in the present application;

[0029] Figure 2 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application; Figure 1 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application;

[0030] Figure 3 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application; Figure 1 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application;

[0031] Figure 4 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application; Figure 1 A structure diagram of a vacuum heat insulation board fixing structure provided in the present application.

[0032] In the figure: 1, heat insulation board; 2, fixing plate; 3, frame-shaped groove; 4, frame-shaped elastic film; 5, circular cavity; 6, air hole; 7, air inlet hole; 8, air inlet pipe; 9, frame-shaped mounting groove; 10, frame-shaped heat insulation film; 11, U-shaped block; 12, elastic pad; 13, sealing pressing block; 14, phenolic foam board; 15, phenolic frame board; 16, air cavity; 17, insertion column; 18, adhesive layer; 19, frame-shaped release paper; 20, circular groove; 21, sealing cover. DETAILED DESCRIPTION

[0033] Example 1:

[0034] With reference to Figures 1-4 A vacuum heat insulation board fixing structure, comprising a heat insulation board 1 and a fixing plate 2, the heat insulation board 1 comprises two phenolic foam boards 14 and a phenolic frame board 15, the phenolic frame board 15 is fixedly arranged between the two phenolic foam boards 14, an air cavity 16 is formed between the two phenolic foam boards 14 and the phenolic frame board 15, and the inside of the air cavity 16 is provided with a vacuum, the phenolic foam board 14 and the phenolic frame board 15 are both plate-shaped structures made of phenolic foam material, and the phenolic foam material has good fireproof and heat insulation performance.

[0035] The heat insulation board 1 and the fixing plate 2 are connected in a composite manner, the two side walls of one of the phenolic foam boards 14 and the side wall of the other phenolic foam board 14 close to the phenolic frame board 15 are both fixed with a plurality of insertion columns 17, and the side wall of the fixing plate 2 and the side wall of the phenolic frame board 15 are both fixedly inserted with the plurality of insertion columns 17 on the same side, and the composite connection strength between the heat insulation board 1 itself and the fixing plate 2 can be improved through the insertion columns 17.

[0036] A frame-shaped groove 3 is formed at the outer edge of the side wall of the fixing plate 2, a frame-shaped elastic film 4 is mounted in the groove of the frame-shaped groove 3, a circular cavity 5 is formed in the inside of the fixing plate 2, a plurality of air holes 6 are formed in the side wall of the circular cavity 5 and are connected with the frame-shaped groove 3, an air inlet hole 7 is formed in the side wall of the circular cavity 5, an air inlet pipe 8 is fixedly inserted in the hole wall of the air inlet hole 7, and the pipe end of the air inlet pipe 8 penetrates through the side wall of the heat insulation board 1.

[0037] The side wall of the heat preservation plate 1 away from the fixed plate 2 is provided with a circular groove 20, and the pipe end of the air inlet pipe 8 is arranged inside the circular groove 20. Through this arrangement, the air inlet through the air inlet pipe 8 can be achieved without affecting the storage of objects.

[0038] The outer pipe wall of the air inlet pipe 8 is threadedly connected with a sealing cover 21, and the sealing cover 21 is arranged inside the circular groove 20. Through the sealing cover 21, the pipe opening of the air inlet pipe 8 can be sealed.

[0039] The side wall of the fixed plate 2 away from the heat preservation plate 1 is fixed with a plurality of strip-shaped rock wool boards, and the thickness of each strip-shaped rock wool board is not less than 2.0 cm. After the installation of the fixed plate 2, an air gap is maintained between the fixed plate 2 and the inner wall of the container. The heat preservation performance is further improved by using the heat preservation of the rock wool board and the slow heat transfer speed of air.

[0040] Example 2:

[0041] The outer edge of the side wall of the heat preservation plate 1 away from the fixed plate 2 is provided with a frame-shaped mounting groove 9, and the groove wall of the frame-shaped mounting groove 9 is fixed with a frame-shaped heat preservation film 10. The outer edge of the frame-shaped heat preservation film 10 exceeds the outer edge of the heat preservation plate 1. After the installation of the heat preservation plate 1, the side wall of the frame-shaped heat preservation film 10 is bonded and fixed with the inner wall of the container. On the basis of the sealing of the frame-shaped elastic film 4, a measure of sealing and heat preservation of the fixed gap is added, so as to further reduce the temperature loss speed and improve the heat preservation effect.

[0042] The outer edge of the side wall of the frame-shaped heat preservation film 10 close to the heat preservation plate 1 is coated with a glue layer 18, and the side wall of the glue layer 18 is bonded with a frame-shaped release paper 19. Through this arrangement, the frame-shaped heat preservation film 10 can be easily bonded and fixed with the inner wall of the container.

[0043] Example 3:

[0044] The side wall of the circular cavity 5 is fixed with a U-shaped block 11, and the inner wall of the U-shaped block 11 is fixed with an elastic pad 12. The side wall of the elastic pad 12 is fixed with a sealing pressing block 13 coaxially arranged with the air inlet hole 7. The diameter of the sealing pressing block 13 is greater than the hole diameter of the air hole 6. When inflating, the air entering the air inlet hole 7 will push away the sealing pressing block 13. At this time, the sealing pressing block 13 extrudes the elastic pad 12. After stopping inflation, the sealing pressing block 13 rapidly rebounds under the rebounding action of the elastic pad 12, so as to immediately seal the air inlet hole 7.

[0045] In the application, when used, the heat preservation plate 1 suitable for the container is selected, the heat preservation plate 1 is fixed on the inner wall of the container through the fixing plate 2, then the air inlet of the external inflating equipment (such as an inflator) is communicated with the air inlet pipe 8, and the inflating work is carried out through the inflating equipment, at this time, the external air enters the inside of the circular cavity 5 through the air inlet hole 7, and then the air is guided to the inside of the frame-shaped groove 3 through the multiple air holes 6, with the entering of the air, the air pressure in the inside of the frame-shaped groove 3 increases, so that the frame-shaped elastic membrane 4 can be inflated outward and lifted until the frame-shaped elastic membrane 4 is tightly abutted against the inner wall of the container, the inflating is stopped, and the air inlet pipe 8 is sealed through the sealing cover 21.

Claims

1. A fixing structure of a vacuum heat-insulation panel, comprising a heat-insulation panel (1) and a fixing plate (2), characterized in that, The heat preservation plate (1) and the fixed plate (2) are connected, the side wall outer edge of the fixed plate (2) is provided with a frame type groove (3), the notch of the frame type groove (3) is provided with a frame type elastic film (4), the inside of the fixed plate (2) is provided with a circular cavity (5), and the side wall of the circular cavity (5) is provided with a plurality of air holes (6) communicated with the frame type groove (3), the side wall of the circular cavity (5) is provided with an air inlet hole (7), and the hole wall of the air inlet hole (7) is fixedly connected with an air inlet pipe (8), and the pipe end of the air inlet pipe (8) penetrates the side wall of the heat preservation plate (1) and is arranged; The side wall outer edge of the heat preservation plate (1) away from the fixed plate (2) is provided with a frame type mounting groove (9), and the groove wall of the frame type mounting groove (9) is fixedly connected with a frame type heat preservation film (10), and the outer edge of the frame type heat preservation film (10) is arranged outside the outer edge of the heat preservation plate (1); The side wall of the circular cavity (5) is fixedly connected with a U-shaped block (11), and the inner wall of the U-shaped block (11) is fixedly connected with an elastic pad (12), the side wall of the elastic pad (12) is fixedly connected with a sealing pressing block (13) coaxially arranged with the air inlet hole (7), and the diameter of the sealing pressing block (13) is greater than the diameter of the air hole (6). The heat preservation plate (1) comprises two phenolic foam plates (14) and a phenolic frame plate (15), the phenolic frame plate (15) is fixedly arranged between the two phenolic foam plates (14), and a gas cavity (16) is formed between the two phenolic foam plates (14) and the phenolic frame plate (15), and the inside of the gas cavity (16) is arranged in a vacuum state, and the side wall of the heat preservation plate (1) away from the fixed plate (2) is provided with a circular groove (20), and the pipe end of the air inlet pipe (8) is arranged inside the circular groove (20).

2. The vacuum insulation panel fixing structure according to claim 1, wherein The two side walls of one of the phenolic foam plates (14) and the side wall of the other phenolic foam plate (14) close to the phenolic frame plate (15) are fixedly connected with a plurality of insertion columns (17), and the side wall of the fixed plate (2) and the side wall of the phenolic frame plate (15) are fixedly connected with a plurality of insertion columns (17) on the same side.

3. The vacuum insulation panel fixing structure according to claim 1, wherein The side wall outer edge of the frame type heat preservation film (10) close to the heat preservation plate (1) is coated with a glue layer (18), and the side wall of the glue layer (18) is bonded with a frame type release paper (19).

4. The vacuum insulation panel fixing structure according to claim 1, wherein The side wall of the fixed plate (2) away from the heat preservation plate (1) is fixedly connected with a plurality of strip-shaped rock wool plates, and the thickness of each strip-shaped rock wool plate is not less than 2.0 cm.

5. The vacuum insulation panel fixing structure according to claim 1, wherein The outer tube wall of the air inlet pipe (8) is threadedly connected with a sealing cover (21), and the sealing cover (21) is arranged inside the circular groove (20).

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