Composite efficient heat preservation device

Abstract

The utility model discloses a composite efficient heat preservation device, and particularly relates to the technical field of heat preservation, the bottom end of a heat preservation fixed felt is fixedly connected with a felt fixing top ring, the top end of the heat preservation fixed felt is fixedly connected with a felt fixing bottom ring, and the inner wall of the felt fixing bottom ring is provided with a reinforcing mechanism; the reinforcing mechanism comprises a carbon-carbon top ring installed on the inner wall of the felt fixing bottom ring, the inner wall of the carbon-carbon top ring is in threaded connection with a plurality of studs, and a supporting column is welded to the bottom end of each stud. Threaded rods are fixedly installed at the bottom ends of the supporting columns. The reinforcing mechanism and the carbon-carbon bottom ring are adopted to provide supporting force for the threaded rods, the supporting columns can provide vertical supporting force in the heat preservation fixed felt, the round holes in the heat preservation fixed felt can be used for placing a furnace body for single crystal growth, inclined deformation of the heat preservation fixed felt, the fixed felt top ring and the fixed felt bottom ring is avoided, heat loss is avoided, and the service life of the furnace body is prolonged. Therefore, the heat-insulating fixed felt can realize composite high-efficiency heat insulation.

Description

Technical Field

[0001] The utility model relates to the technical field of heat preservation, and more specifically, to a composite high-efficiency heat preservation device. Background Art

[0002] In the process of growing single crystals by the Czochralski method, the insulation device can effectively maintain the temperature stability in the furnace and prevent temperature fluctuations from having adverse effects on the growth of single crystals. Secondly, the insulation device can effectively reduce the heat loss from the furnace to the outside, thereby improving energy utilization efficiency.

[0003] After searching the existing public documents, the patent with the patent publication number CN208379045U discloses a shaped soft graphite felt insulation cylinder for single crystal furnace, the insulation cylinder forms a composite insulation cavity through the inner cylinder and the outer cylinder, a cylindrical partition shell is arranged in the composite insulation cavity, the two ends of the partition shell are welded to the outer wall of the inner cylinder, the partition shell and the inner cylinder form a vacuum insulation cavity, a composite insulation layer is arranged in the insulation cavity, the partition shell and the outer cylinder form a reinforced insulation cavity, and a graphite felt layer is arranged in the reinforced insulation cavity. The insulation cylinder has the advantage of good insulation effect; however, the insulation cylinder has the following defects;

[0004] When the insulation device is insulating the single crystal during growth, it needs to withstand the downward pressure of heavy equipment, which will cause the insulation device to deform. This will cause the solid felt connection on the insulation device to shift, resulting in insulation gaps, making it difficult to achieve stable and efficient insulation. This requires a composite and efficient insulation device. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides a composite high-efficiency heat preservation device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a composite high-efficiency thermal insulation device, comprising a thermal insulation solid felt, the bottom end of the thermal insulation solid felt is fixedly connected with a solid felt top ring, and the top end of the thermal insulation solid felt is fixedly connected with a solid felt bottom ring, and the inner wall of the solid felt bottom ring is installed with a reinforcement mechanism; the reinforcement mechanism comprises a carbon-carbon top ring installed on the inner wall of the solid felt bottom ring, and the inner wall of the carbon-carbon top ring is threadedly connected with a plurality of studs, and the bottom end of each of the studs is welded with a pillar; the bottom end of the pillar is fixedly installed with a threaded rod, the outer wall of the threaded rod is connected with a carbon-carbon bottom ring, and a plurality of the threaded rods are threadedly connected to the carbon-carbon bottom ring.

[0007] Preferably, the solid felt bottom ring is slidingly connected to the inner wall of the carbon-carbon top ring, and the inner wall diameter of the solid felt bottom ring is larger than the outer wall diameter of the carbon-carbon top ring, the solid felt bottom ring and the solid felt top ring are symmetrically arranged about the thermal insulation solid felt, and the carbon-carbon top ring and the carbon-carbon bottom ring are symmetrically arranged about the thermal insulation solid felt, a plurality of the studs are equidistantly arranged in a circular ring, and a plurality of the threaded rods are equidistantly arranged in a circular ring, the studs and threaded rods are symmetrically arranged about the pillars, a circular hole is opened on the inner wall of the thermal insulation solid felt, and the cross-sectional shape of the circular hole is circular.

[0008] In the above technical solution, the pillars can provide vertical support inside the thermal insulation felt, and the pillars support the studs, the studs support the carbon-carbon top ring, and the carbon-carbon top ring can be reinforced on the inner wall of the felt bottom ring. The circular hole inside the thermal insulation felt can be used to place the furnace body for single crystal growth, and the thermal insulation felt can be reinforced at multiple points. When the thermal insulation felt, the felt top ring, and the felt bottom ring are at low temperatures, the bearing capacity inside the thermal insulation felt is stronger.

[0009] Preferably, a support assembly is installed on the outer wall of the thermal insulation felt; the support assembly includes a reinforcement ring fixedly installed on the outer wall of the thermal insulation felt, and the top of the reinforcement ring is fixedly connected to two cross frames, and the bottom of the reinforcement ring is fixedly connected to two cross brackets, the top of the cross frame is installed with a support ring, and the two cross frames are fixedly connected to the support ring; the bottom end of the cross bracket is fixedly connected with a connecting ring, and the connecting ring and the support ring are fixedly connected to the thermal insulation felt; the inner walls of the cross frame and the cross bracket are fixedly connected to a support column, and a sleeve block fixedly connected to the support column is provided on one side of the cross frame, the top of the sleeve block is fixedly connected to the support block, and the reinforcement block is fixedly installed on the bottom of the sleeve block, connecting columns are installed above and below the support column, one end of the two connecting columns are fixedly connected to the thermal insulation felt, the two connecting columns are symmetrically arranged about the support column, and the two connecting columns are fixedly connected to the sleeve block.

[0010] In the above technical solution, the connecting ring provides supporting force to the two cross brackets, the supporting ring provides supporting force to the two cross frames, and the two cross frames provide supporting force to the reinforcement ring. The reinforcement ring, the supporting ring and the connecting ring can realize supporting operation on the outside of the thermal insulation felt. The sleeve block supports the supporting column, and the support column supports the connecting ring. The sleeve block can support the two connecting columns to increase the stability of the middle part of the cross frame.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model adopts a reinforcement mechanism, the carbon-carbon bottom ring provides support for multiple threaded rods, the pillar can provide vertical support inside the thermal insulation felt, the carbon-carbon top ring can be reinforced on the inner wall of the felt bottom ring, the circular hole inside the thermal insulation felt can place the furnace body for single crystal growth, the internal bearing capacity of the thermal insulation felt is stronger, and the thermal insulation felt, the felt top ring and the felt bottom ring are prevented from tilting and deforming, and heat loss is avoided, so that the thermal insulation felt can achieve composite high-efficiency thermal insulation;

[0013] 2. The utility model adopts a supporting assembly, the connecting ring provides supporting force for the two cross brackets, the cross bracket provides supporting force for the reinforcement ring, the reinforcement ring, the support ring and the connecting ring can realize supporting operation on the outside of the thermal insulation felt, the support column supports the connecting ring, and the outside of the thermal insulation felt can be distributedly supported from top to bottom, greatly increasing the compressive stability of the outside of the thermal insulation felt. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the composite high-efficiency thermal insulation device of the utility model.

[0015] Figure 2 It is a schematic diagram of the vertical cross-section structure of the composite high-efficiency thermal insulation device of the present utility model.

[0016] Figure 3 It is a bottom view structural schematic diagram of the composite high-efficiency heat preservation device of the utility model.

[0017] Figure 4 It is a side structural schematic diagram of the composite high-efficiency thermal insulation device of the utility model.

[0018] Figure 5 It is a schematic diagram of the partial structure of the connection between the thermal insulation felt and the reinforcement ring of the utility model.

[0019] Figure 6 It is a schematic diagram of the local structure of the connection between the support column and the sleeve block of the utility model.

[0020] The accompanying drawings are marked as follows: 1. thermal insulation felt; 2. felt top ring; 3. felt bottom ring; 4. carbon-carbon top ring; 5. stud; 6. pillar; 7. threaded rod; 8. carbon-carbon bottom ring; 9. round hole; 10. reinforcement ring; 11. cross frame; 12. cross support; 13. support ring; 14. connecting ring; 15. support column; 16. sleeve block; 17. support block; 18. reinforcement block; 19. connecting column. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] As attached Figure 1-6 A composite high-efficiency thermal insulation device is shown, and a reinforcement mechanism is provided on the composite high-efficiency thermal insulation device. The setting of the reinforcement mechanism can prevent the thermal insulation felt 1, the felt top ring 2 and the felt bottom ring 3 from tilting and deforming, and avoid heat loss, so that the thermal insulation felt 1 can achieve composite high-efficiency thermal insulation. The specific structural setting of the reinforcement mechanism is as follows:

[0023] In this technical solution, as shown in the attached Figure 1-4 As shown, the reinforcement mechanism includes a carbon-carbon top ring 4 installed on the inner wall of the solid felt bottom ring 3, and the inner wall of the carbon-carbon top ring 4 is threadedly connected with a plurality of studs 5, and a support 6 is welded to the bottom end of each stud 5; a threaded rod 7 is fixedly installed on the bottom end of the support 6, and the outer wall of the threaded rod 7 is connected with a carbon-carbon bottom ring 8, and the plurality of threaded rods 7 are threadedly connected to the carbon-carbon bottom ring 8.

[0024] When the composite high-efficiency thermal insulation device of this embodiment is in use, the carbon-carbon bottom ring 8 provides support force for the multiple threaded rods 7, and the threaded rods 7 provide support force for the pillars 6, so that the pillars 6 can provide vertical support force inside the thermal insulation felt 1, and the pillars 6 support the studs 5, and the studs 5 support the carbon-carbon top ring 4, and the carbon-carbon top ring 4 can be reinforced on the inner wall of the felt bottom ring 3. The carbon-carbon bottom ring 8 is reinforced on the inner wall of the felt top ring 2, and the circular hole 9 inside the thermal insulation felt 1 can place the furnace body for single crystal growth, so that the thermal insulation felt 1 can form multi-point distributed reinforcement inside. When the thermal insulation felt 1 and the felt top ring 2 and the felt bottom ring 3 are insulated, the internal bearing capacity of the thermal insulation felt 1 is stronger, so that the thermal insulation felt 1 and the felt top ring 2 and the felt bottom ring 3 are prevented from tilting and deforming, and the carbon-carbon top ring 4 and the carbon-carbon bottom ring 8 block part of the heat, and the thermal insulation felt 1 completely wraps the soft felt to prevent the soft felt from pulverizing and prolong the soft felt life.

[0025] In this technical solution, as shown in the attached Figure 2 As shown, a circular hole 9 is opened on the inner wall of the thermal insulation felt 1, and the cross-sectional shape of the circular hole 9 is circular, so that the circular hole 9 inside the thermal insulation felt 1 can place the furnace body for single crystal growth, and the thermal insulation felt 1 is used to achieve thermal insulation operation on the furnace body.

[0026] In this technical solution, as shown in the attached Figure 5-6As shown, the outer wall of the thermal insulation felt 1 is installed with a support assembly; the support assembly includes a reinforcement ring 10 fixedly installed on the outer wall of the thermal insulation felt 1, and the top of the reinforcement ring 10 is fixedly connected to two cross frames 11, and the bottom end of the reinforcement ring 10 is fixedly connected to two cross brackets 12, and the top of the cross bracket 11 is installed with a support ring 13, and the two cross frames 11 are fixedly connected to the support ring 13; the bottom end of the cross bracket 12 is fixedly connected to a connecting ring 14, and the connecting ring 14 and the supporting ring 13 are fixedly connected to the thermal insulation felt 1;

[0027] The inner walls of the cross frame 11 and the cross bracket 12 are fixedly connected with support columns 15, one side of the cross frame 11 is provided with a sleeve block 16 fixedly connected to the support column 15, the top of the sleeve block 16 is fixedly connected with a support block 17, and the bottom of the sleeve block 16 is fixedly installed with a reinforcement block 18, and the upper and lower parts of the support column 15 are installed with connecting columns 19, one end of the two connecting columns 19 is fixedly connected to the thermal insulation felt 1, the two connecting columns 19 are symmetrically arranged about the support column 15, and the two connecting columns 19 are fixedly connected to the sleeve block 16;

[0028] When the upper structure is reinforced externally, the connecting ring 14 provides support force for the two cross brackets 12, the cross bracket 12 provides support force for the reinforcement ring 10, and the support ring 13 provides support force for the two cross frames 11, and the two cross frames 11 provide support force for the reinforcement ring 10, so that the reinforcement ring 10, the support ring 13 and the connecting ring 14 can realize support operation on the outside of the thermal insulation felt 1, and the reinforcement block 18 and the support block 17 provide support force for the sleeve block 16, the sleeve block 16 supports the support column 15, and the support column 15 supports the connecting ring 14, and the sleeve block 16 can support two connecting columns 19, and the connecting column 19 is supported on the thermal insulation felt 1, thereby increasing the stability of the middle part of the cross frame 11, so that the cross frame 11 can be firmly supported during use.

[0029] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A composite high-efficiency thermal insulation device, comprising a thermal insulation felt (1), characterized in that: The bottom end of the thermal insulation felt (1) is fixedly connected to a felt top ring (2), and the top end of the thermal insulation felt (1) is fixedly connected to a felt bottom ring (3), and a reinforcement mechanism is installed on the inner wall of the felt bottom ring (3); The reinforcement mechanism comprises a carbon-carbon top ring (4) mounted on the inner wall of the solid felt bottom ring (3), and the inner wall of the carbon-carbon top ring (4) is threadedly connected with a plurality of studs (5), and a support (6) is welded to the bottom end of each stud (5); A threaded rod (7) is fixedly mounted on the bottom end of the support (6); the outer wall of the threaded rod (7) is connected to a carbon-carbon bottom ring (8); and a plurality of the threaded rods (7) are threadedly connected to the carbon-carbon bottom ring (8).

2. A composite high-efficiency heat preservation device according to claim 1, characterized in that: The solid felt bottom ring (3) is slidably connected to the inner wall of the carbon-carbon top ring (4), and the inner wall diameter of the solid felt bottom ring (3) is greater than the outer wall diameter of the carbon-carbon top ring (4).

3. A composite high-efficiency heat preservation device according to claim 1, characterized in that: The solid felt bottom ring (3) and the solid felt top ring (2) are symmetrically arranged with respect to the thermal insulation solid felt (1), and the carbon-carbon top ring (4) and the carbon-carbon bottom ring (8) are symmetrically arranged with respect to the thermal insulation solid felt (1).

4. A composite high-efficiency heat preservation device according to claim 1, characterized in that: The plurality of studs (5) are arranged in a circular ring at equal intervals, and the plurality of threaded rods (7) are arranged in a circular ring at equal intervals, and the studs (5) and threaded rods (7) are symmetrically arranged with respect to the pillars (6).

5. A composite high-efficiency heat preservation device according to claim 1, characterized in that: A circular hole (9) is provided on the inner wall of the thermal insulation felt (1), and the cross-sectional shape of the circular hole (9) is circular.

6. A composite high-efficiency heat preservation device according to claim 1, characterized in that: The outer wall of the thermal insulation felt (1) is provided with a supporting assembly; The support assembly comprises a reinforcement ring (10) fixedly mounted on the outer wall of the thermal insulation felt (1), the top end of the reinforcement ring (10) is fixedly connected to two cross frames (11), the bottom end of the reinforcement ring (10) is fixedly connected to two cross brackets (12), the top end of the cross frame (11) is installed with a support ring (13), and the two cross frames (11) are fixedly connected to the support ring (13); A connecting ring (14) is fixedly connected to the bottom end of the cross bracket (12), and the connecting ring (14) and the supporting ring (13) are both fixedly connected to the thermal insulation felt (1); The inner walls of the cross frame (11) and the cross bracket (12) are both fixedly connected with support columns (15); a sleeve block (16) fixedly connected to the support column (15) is provided on one side of the cross frame (11); a support block (17) is fixedly connected to the top end of the sleeve block (16); and a reinforcement block (18) is fixedly installed at the bottom end of the sleeve block (16); connecting columns (19) are installed above and below the support column (15); one end of each of the two connecting columns (19) is fixedly connected to the thermal insulation felt (1).

7. A composite high-efficiency heat preservation device according to claim 6, characterized in that: The two connecting columns (19) are symmetrically arranged with respect to the supporting column (15), and the two connecting columns (19) are both fixedly connected to the sleeve block (16).

Images