Heat insulation plate

Abstract

The utility model discloses a heat insulation plate, which belongs to the technical field of rubber vulcanization and comprises a bottom plate and a plurality of frameworks. The framework is fixed on the heat insulation surface of the bottom plate and divides the heat insulation surface of the bottom plate into a plurality of compartments; a vacuum heat insulation plate is arranged in the compartment; the heat insulation plate is composed of a bottom plate, a framework and a vacuum heat insulation plate, the split design is adopted, and the heat insulation and energy saving effects are greatly improved on the premise that the pressure resistance of the heat insulation plate is guaranteed; the heat insulation plate has two functions of heat insulation effect and pressure resistance, can be applied to high-temperature and high-pressure working conditions, and further saves energy and reduces carbon.

Description

TECHNICAL FIELD

[0001] The utility model relates to rubber vulcanization technical field, concretely relates to a heat insulation board. BACKGROUND

[0002] Tire blank is vulcanized under high pressure and high temperature working condition of vulcanizing machine, and vulcanization temperature can reach about 180 DEG C, and pressure needs hundreds of tons. In order to protect the element of vulcanizing machine and reduce the vulcanization energy consumption, heat insulation board is generally arranged on the vulcanizing machine to block the transmission of vulcanization heat from mould to vulcanizing machine.

[0003] At present, the heat insulation board mostly adopts integrated structure and is prepared from high-temperature-resistant heat insulation material, such as glass fiber, heat-resistant resin composite material or calcium silicate, heat insulation cement. The integrated heat insulation board needs to consider both pressure resistance and heat insulation performance, so it cannot directly adopt heat insulation material such as aerogel insulation felt which has excellent heat insulation performance but poor pressure resistance, resulting in that the heat conductivity coefficient of the existing heat insulation board is generally above 0.2 W / mk, and the heat conductivity coefficient of the heat insulation material with excellent heat insulation performance can be in the range of 0.1-0.2 W / mk, so the heat insulation performance of the existing heat insulation board is not ideal. Limited by the space of the vulcanizing machine, the thickness of the heat insulation board cannot be increased to improve the heat insulation effect. SUMMARY

[0004] In view of the problems in the prior art, the utility model provides a heat insulation board which has good heat insulation effect and pressure resistance and is suitable for high-temperature and high-pressure working condition.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides a heat insulation board, including bottom plate and a plurality of framework, the framework is fixed on the heat insulation surface of bottom plate, the heat insulation surface of bottom plate is divided into a plurality of interval room, be equipped with vacuum heat insulation board in the interval room.

[0007] In the heat insulation board, the vacuum heat insulation board is matched with the interval room gap, forms the gap, and the gap is filled with flexible heat insulation material.

[0008] In the heat insulation board, the gap is filled with aerogel felt.

[0009] And / or, the width of the gap is 5-10mm.

[0010] In the heat insulation board, the heat insulation surface of bottom plate is equipped with the outer ring board, and the outer ring board is arranged at the edge of the heat insulation surface and surrounds the outside of the framework and the vacuum heat insulation board.

[0011] In the heat insulation plate, the bottom plate is a ring-shaped flat plate, and a first through hole is arranged on the inner side; an inner ring plate is fixedly arranged on the heat insulation surface of the bottom plate, the inner ring plate surrounds the outer side of the first through hole and is located inside the outer ring plate; the framework and the vacuum heat insulation plate are located between the outer ring plate and the inner ring plate.

[0012] In the heat insulation plate, a plurality of frameworks are distributed at intervals in the circumferential direction of the outer ring plate, and the two ends of the framework are connected to the inner ring plate and the outer ring plate, respectively, and the interval chambers are formed between the inner ring plate, the outer ring plate and two adjacent frameworks.

[0013] The bottom plate, the inner ring plate, the outer ring plate and the framework are integrally formed.

[0014] The number of interval chambers is 3-12.

[0015] The material of the bottom plate is a high modulus fiber plate or a glass fiber reinforced resin composite material.

[0016] The material of the framework is a high modulus fiber plate or a glass fiber reinforced resin composite material or a steel material.

[0017] The thickness of the heat insulation plate is 45-80mm, and the thickness of the vacuum heat insulation plate is smaller than the thickness of the heat insulation plate by 4-10mm.

[0018] A connecting hole is arranged on the framework.

[0019] The heat insulation plate further comprises a cover plate, and the cover plate and the bottom plate cover opposite sides of the framework and the vacuum heat insulation plate, respectively.

[0020] A flexible thermal insulation material is filled between the cover plate and the vacuum heat insulation plate.

[0021] Thermal insulation cotton or aerogel felt is filled between the cover plate and the vacuum heat insulation plate.

[0022] The heat insulation plate has the following beneficial effects:

[0023] The heat insulation plate is composed of a bottom plate, a framework and a vacuum heat insulation plate, and is designed in a split type, which greatly improves the thermal insulation and energy saving effect under the premise of ensuring the pressure resistance of the heat insulation plate; the heat insulation plate has both heat insulation effect and pressure resistance, and can be applied in high temperature and high pressure working conditions, thereby further saving energy and reducing carbon;

[0024] The vacuum heat insulation plate is covered and shielded by the framework, the bottom plate, and even the cover plate, the outer ring plate and the inner ring plate, thereby providing good protection for the vacuum heat insulation plate, creating conditions for its application, and greatly improving the heat insulation performance of the heat insulation plate.

[0025] The heat insulation plate has a simplified overall structure, and the excellent heat insulation performance of the heat insulation vacuum plate is utilized to ensure the heat insulation performance under the conditions of simplified components and small thickness, and meet the use requirements. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a schematic view of the overall structure of the first embodiment of the heat insulation plate of the utility model.

[0027] Figure 2 It is a schematic view of the overall structure of the second embodiment of the heat insulation plate of the utility model. Figure 1 It is a sectional view of section A-A.

[0028] Figure 3 It is an enlarged view of region D. Figure 2

[0029] It is a schematic view of the overall structure of the second embodiment of the heat insulation plate of the utility model. Figure 4

[0030] It is a schematic view of the local structure of the second embodiment of the heat insulation plate of the utility model. Figure 5 In the drawing:

[0031] 1-outer ring plate, 2-framework, 3-interval chamber, 4-vacuum heat insulation plate, 5-connection hole, 6-inner ring plate, 7-first through hole, 8-flexible heat insulation material, 9-bottom plate, 10-cover plate, 11-second through hole, 12-third through hole.

[0032] DETAILED DESCRIPTION In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in combination with the drawings.

[0033] Please refer to

[0034] The first embodiment of the heat insulation plate provided by the utility model comprises a bottom plate 9 and a plurality of frameworks 2. The frameworks 2 are distributed on the heat insulation surface of the bottom plate 9, and the plurality of frameworks 2 divide the heat insulation surface of the bottom plate 9 into a plurality of interval chambers 3, and the interval chambers 3 are provided with vacuum heat insulation plates 4. The vacuum heat insulation plates 4 are concave in the frameworks 2, or the side of the vacuum heat insulation plates 4 away from the bottom plate 9 is flush with the side of the frameworks 2 away from the bottom plate 9. The frameworks 2 play a supporting and pressure bearing role, and the vacuum heat insulation plates 4 serve as heat insulation materials and have excellent energy-saving effects. The heat insulation plate has heat insulation and pressure resistance effects, and is suitable for high-temperature and high-pressure environments. Figures 1-3

[0035] ​The bottom plate 9 is made of high modulus fiber plate or glass fiber reinforced resin composite material or other high pressure resistant material. The skeleton 2 can be made of high modulus fiber plate or glass fiber reinforced resin composite material or other high pressure resistant material, and steel material can be used as the material for manufacturing the skeleton 2, because only pressure resistance needs to be considered. The skeleton 2 is made of high pressure resistant material, which can withstand high pressure during vulcanization. The high modulus fiber plate used to manufacture the bottom plate 9 and the skeleton 2 can be aramid fiber plate, aluminum silicate fiber plate, etc.

[0036] Further, the outer ring plate 1 is arranged on the heat insulation surface of the bottom plate 9, and the outer ring plate 1 is located at the outer edge of the heat insulation surface, surrounds the heat insulation surface, surrounds the skeleton 2 and the vacuum heat insulation plate 4 inside, and protects the vacuum heat insulation plate 4.

[0037] The bottom plate 9 can be designed according to the shape of the equipment insulation position; as an embodiment of the bottom plate 9, a first through hole 7 is arranged on the inner side of the bottom plate 9, and the first through hole 7 is annular. The inner ring plate 6 is arranged on the heat insulation surface of the bottom plate 9, and the inner ring plate 6 surrounds the outer side of the first through hole 7, and the outer ring plate 1 surrounds the outer side of the inner ring plate 6; the inner ring plate 6 and the outer ring plate 1 are fixedly connected with the bottom plate 9, and a heat insulation ring cavity is formed between the inner ring plate 6 and the outer ring plate 1. The skeleton 2 is distributed in the heat insulation ring cavity, the skeleton 2 is arranged in the circumferential direction of the outer ring plate 1, and is preferably uniformly distributed; the skeleton 2 extends between the inner ring plate 6 and the outer ring plate 1, and the inner and outer ends of the skeleton 2 are connected with the inner ring plate 6 and the outer ring plate 1 respectively. The two adjacent skeletons 2 are arranged at intervals, and the two skeletons 2, the inner ring plate 6 and the outer ring plate 7 surround the interval room 3, and the number of the interval room 3 is 3-12, and preferably 4 or 8.

[0038] Further, the bottom plate 9, the inner ring plate 6, the outer ring plate 1 and the skeleton 2 can be integrally formed. The overall thickness of the heat insulation plate is 45-80mm, and the thickness of the vacuum heat insulation plate 4 is less than the overall thickness of the heat insulation plate by 4-10mm.

[0039] The vacuum heat insulation plate 4 is gap-fitted with the interval room 3, and there is a gap 8 between the vacuum heat insulation plate 4 and the interval room 3, and the gap 8 is filled with flexible heat insulation material. The flexible heat insulation material can be selected from flexible insulation materials such as aerogel felt and cotton felt, so as to improve the heat insulation effect, protect the vacuum heat insulation plate 4 and achieve a certain positioning effect. Preferably, the width of the gap 8 is 5-10mm, which is convenient for disassembling the vacuum heat insulation plate 4 and does not affect the heat insulation effect.

[0040] The skeleton 2 is provided with a connecting hole 5 for connecting the heat insulation plate with the vulcanizing machine. The position and number of the connecting hole 5 can be set according to the actual connection needs. For example, as shown in Figure 1 , the connecting holes 5 are distributed on a plurality of skeletons 2, and a plurality of connecting holes 5 are also formed on each skeleton 2.

[0041] Please refer to Figure 4 and Figure 5The second kind of embodiment of the heat insulation plate provided by the utility model is different from the first kind of embodiment in that the side, away from the bottom plate 9, of the framework 2 is covered with a cover plate 10, which plays a role of protecting the vacuum heat insulation plate 4 and further improves the strength of the heat insulation plate.

[0042] Further, the cover plate 10 and the vacuum heat insulation plate 4 are filled with flexible thermal insulation materials such as thermal insulation cotton or aerogel felt.

[0043] The above merely describes preferred embodiments of the utility model and is not intended to limit the utility model. For those skilled in the art, the utility model can be changed and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A thermal barrier plate characterized by, The application relates to a heat insulation plate, which comprises a bottom plate (9) and a plurality of frames (2); the frames (2) are fixed on the heat insulation surface of the bottom plate (9) and divide the heat insulation surface of the bottom plate (9) into a plurality of compartments (3); and a vacuum heat insulation plate (4) is arranged in each compartment (3).

2. A heat shield according to claim 1, wherein The vacuum heat insulation plate (4) is matched with the compartment (3) in a gap to form a gap (8); and the gap (8) is filled with flexible heat insulation material.

3. A heat shield according to claim 2, wherein The gap (8) is filled with aerogel felt. The width of the gap (8) is 5-10 mm.

4. A heat shield according to claim 1, wherein An outer ring plate (1) is arranged on the heat insulation surface of the bottom plate (9) and surrounds the outer sides of the frames (2) and the vacuum heat insulation plate (4).

5. A heat shield according to claim 4, wherein The bottom plate (9) is a ring-shaped flat plate, and a first through hole (7) is arranged on the inner side of the bottom plate (9); an inner ring plate (6) is fixed on the heat insulation surface of the bottom plate (9) and surrounds the outer side of the first through hole (7) and is located inside the outer ring plate (1); and the frames (2) and the vacuum heat insulation plate (4) are located between the outer ring plate (1) and the inner ring plate (6).

6. A heat shield according to claim 5, wherein The frames (2) are distributed at intervals in the circumferential direction of the outer ring plate (1), the two ends of the frame (2) are connected to the inner ring plate (6) and the outer ring plate (1) respectively, and the compartment (3) is formed between the inner ring plate (6), the outer ring plate (1) and two adjacent frames (2). The bottom plate (9), the inner ring plate (6), the outer ring plate (1) and the frame (2) are integrally formed. The number of the compartments (3) is 3-12.

7. A heat shield according to claim 1, wherein The material of the bottom plate (9) is high-modulus fiber plate or glass fiber reinforced resin composite material. The material of the frame (2) is high-modulus fiber plate or glass fiber reinforced resin composite material or steel material. The thickness of the heat insulation plate is 45-80 mm, and the thickness of the vacuum heat insulation plate (4) is smaller than that of the heat insulation plate by 4-10 mm. A connecting hole (5) is arranged on the frame (2).

8. A heat shield according to claim 1, wherein A cover plate (10) is further arranged, and the cover plate (10) and the bottom plate (9) cover opposite two sides of the frame (2) and the vacuum heat insulation plate (4) respectively.

9. A heat shield according to claim 8, wherein Flexible heat preservation material is filled between the cover plate (10) and the vacuum heat insulation plate (4).

10. A heat shield according to claim 8, wherein Heat insulation cotton or aerogel felt is filled between the cover plate (10) and the vacuum heat insulation plate (4).

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