Fixing device for purifying high-purity graphite felt

Abstract

The utility model discloses a fixing device for high-purity graphite felt purification, which belongs to the technical field of graphite felt purification devices and comprises a graphite base. A plurality of bottom grooves are formed in the graphite base, the plurality of graphite columns are rotationally connected into the plurality of bottom grooves in a one-to-one correspondence manner, and graphite felts are sequentially wound on the plurality of graphite columns; a plurality of top grooves are formed in the bottom of the graphite top seat, and the top ends of the plurality of graphite columns are rotationally matched with the plurality of top grooves in a one-to-one correspondence mode. According to the utility model, through the arrangement of the fixing assembly, the graphite top seat, the graphite base and the plurality of graphite columns between the graphite top seat and the graphite base are oppositely pulled and fixed through the graphite rods and the graphite nuts; the stability of the graphite felt wound on the plurality of graphite columns in the working process is effectively improved, and the stability of the graphite felt in the purification process is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of graphite felt purification devices, and in particular relates to a fixing device used for purifying high-purity graphite felt. Background Art

[0002] The main purpose of graphite felt is as a thermal insulation material. When purifying graphite felt, Freon or chlorine is usually passed through at a high temperature of 2300-2600℃ for purification reaction. Since graphite felt has good thermal insulation performance, it is usually necessary to set up a fixing device to unfold the graphite felt to facilitate high-temperature purification of graphite felt.

[0003] After searching, the utility model application number CN202222781980.6 discloses a fixing device for purifying high-purity graphite felt, which fixes the graphite fixing plate by installing a graphite nut on the top of the graphite column. This method lacks the fixation of the graphite chassis, graphite column and graphite fixing plate along the axial direction of the graphite column, which is not conducive to improving the stability of the device structure. Utility Model Content

[0004] The utility model aims to provide a fixing device for purifying high-purity graphite felt, so as to solve the problem in the traditional technology that the lack of fixing of the graphite chassis, graphite column and graphite fixing plate along the axial direction of the graphite column is not conducive to improving the stability of the device structure.

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

[0006] A fixing device for purifying high-purity graphite felt, comprising:

[0007] Graphite base;

[0008] Graphite column, the graphite base is provided with a plurality of bottom grooves, the plurality of graphite columns are rotatably connected in the plurality of bottom grooves in a one-to-one correspondence, and the plurality of graphite columns are sequentially wound with graphite felt;

[0009] A graphite top seat, wherein a plurality of top grooves are provided at the bottom of the graphite top seat, and the top ends of the plurality of graphite columns are rotatably matched with the plurality of top grooves in a one-to-one correspondence;

[0010] A fixing assembly includes a graphite rod and a graphite nut. Four graphite columns located at the four corners of the graphite base are coaxially penetrated with axial grooves, and graphite rods are slidably fitted in the four axial grooves. The top end of the graphite rod penetrates the graphite top seat, and the bottom end penetrates the graphite base. The bottom ends of the four graphite rods are threadedly connected with graphite nuts.

[0011] Preferably, the plurality of graphite columns are symmetrically distributed on the graphite base, wherein the graphite felt is alternately wound around the outer sides of the graphite columns on both sides.

[0012] Preferably, the two graphite columns are each provided with a fixing groove, and the two fixing grooves are each provided with a fixing assembly, the output ends of the two fixing assemblies are extruded and matched with the two ends of the graphite felt in a one-to-one correspondence, and the input ends of the two fixing assemblies are matched with the tops of the two corresponding graphite rods in a one-to-one correspondence.

[0013] Preferably, the clamping assembly includes a graphite fixing bar and a graphite fixing block, the graphite fixing bar is slidably connected in the fixing groove, two sliding grooves are penetrated on the graphite top seat, and graphite fixing blocks are slidably connected in the two sliding grooves, the top end of the graphite fixing block abuts against the top of the graphite rod, and the bottom end penetrates the top of the graphite column 3 and abuts against the side of the graphite fixing bar away from the graphite felt.

[0014] Preferably, the bottom end of the graphite fixing block is wedge-shaped, and the inclined surface of the wedge-shaped block is in contact with the graphite fixing strip.

[0015] Preferably, four nut grooves are provided at the bottom of the graphite base, and the tops of the four nut grooves are coaxially connected to the corresponding four bottom grooves, wherein the bottom ends of the four graphite rods and the four graphite nuts are all located in the four nut grooves.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. In the utility model, by setting a fixing component, a graphite rod and a graphite nut are used to form a pulling and fixing effect on the graphite top seat, the graphite base and the multiple graphite columns therebetween, thereby effectively improving the stability of the graphite felt wound around the multiple graphite columns during the working process and improving the stability of the graphite felt during the purification process.

[0018] 2. In the utility model, by setting a clamping assembly, when the graphite rod is installed, the top of the graphite rod pushes the graphite fixing block, and then pushes the graphite fixing strip to be squeezed on the graphite felt, thereby completing the fixation of the two ends of the graphite felt, which is convenient and quick without the need for additional fixing operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the graphite felt winding of the utility model;

[0021] Figure 3 It is a schematic diagram of a vertical cross-section state of the axial groove of the utility model;

[0022] Figure 4 It is a schematic diagram of a vertical cross-sectional state of the fixing groove of the utility model.

[0023] In the figure: 1 graphite base, 2 bottom groove, 3 graphite column, 4 graphite top seat, 5 top groove, 6 axial groove, 7 graphite rod, 8 graphite nut, 9 nut groove, 10 fixing groove, 11 graphite fixing strip, 12 sliding groove, 13 graphite fixing block, 14 graphite felt. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Reference Figure 1-Figure 4 , a fixture for purifying high-purity graphite felt, comprising:

[0026] Graphite base1.

[0027] Graphite columns 3, a plurality of bottom grooves 2 are provided on the graphite base 1, the plurality of graphite columns 3 are rotatably connected in the plurality of bottom grooves 2 in a one-to-one correspondence, and graphite felt 14 is wound around the plurality of graphite columns 3 in sequence; the plurality of graphite columns 3 are symmetrically distributed on the graphite base 1, wherein the graphite felt 14 is alternately wound around the outer sides of the graphite columns 3 on both sides in sequence.

[0028] A graphite top seat 4 is provided with a plurality of top grooves 5 at the bottom thereof, and the top ends of the plurality of graphite columns 3 correspond one to one with the plurality of top grooves 5 for rotation. The rotatable graphite columns 3 can facilitate the winding and installation of the graphite felt 14. When the graphite felt 14 is tightly wound onto the graphite columns 3, the friction between the graphite felt 14 and the graphite columns 3 can be reduced, thereby avoiding damage to the graphite felt 14 and improving the use effect of the graphite felt 14.

[0029] The fixing assembly includes a graphite rod 7 and a graphite nut 8. The four graphite columns 3 located at the four corners of the graphite base 1 are coaxially penetrated with axial grooves 6. The four axial grooves 6 are slidably fitted with graphite rods 7. The top end of the graphite rod 7 penetrates the graphite top seat 4, and the bottom end penetrates the graphite base 1. The bottom ends of the four graphite rods 7 are threadedly connected with graphite nuts 8.

[0030] The two graphite columns 3 are each provided with a fixing groove 10, and the two fixing grooves 10 are each provided with a fixing assembly. The output ends of the two fixing assemblies are squeezed and matched with the two ends of the graphite felt 14 in a one-to-one correspondence, and the input ends of the two fixing assemblies are matched with the tops of the corresponding two graphite rods 7 in a one-to-one correspondence.

[0031] The clamping assembly includes a graphite fixing strip 11 and a graphite fixing block 13. The graphite fixing strip 11 is slidably connected in the fixing groove 10. Two sliding grooves 12 are penetrated on the graphite top seat 4. The graphite fixing blocks 13 are slidably connected in the two sliding grooves 12. The top end of the graphite fixing block 13 abuts against the top of the graphite rod 7, and the bottom end penetrates the top of the graphite column 3 and abuts against the side of the graphite fixing strip 11 away from the graphite felt 14.

[0032] Under the restriction of the graphite fixing block 13 , the graphite columns 3 at the first two ends cannot rotate any more, thereby further improving the stability of the graphite felt 14 wound around the multiple graphite columns 3 .

[0033] The bottom end of the graphite fixing block 13 is wedge-shaped, and the inclined surface of the wedge-shaped block is in contact with the graphite fixing bar 11 .

[0034] Four nut grooves 9 are provided at the bottom of the graphite base 1 , and the tops of the four nut grooves 9 are coaxially connected with the corresponding four bottom grooves 2 , wherein the bottom ends of the four graphite rods 7 and the four graphite nuts 8 are all located in the four nut grooves 9 .

[0035] The operating principle of the utility model is now described as follows:

[0036] First, coil the graphite felt 14 between the multiple graphite columns 3, then install the top groove 5 on the graphite top seat 4 to the top of the multiple graphite columns 3 corresponding to the top of the multiple graphite columns 3, then put one end of the graphite felt 14 into the fixing groove 10 of the graphite column 3, and press a graphite rod 7 into the axial groove 6 of the corresponding graphite column 3. Under the pushing action of the top of the graphite rod 7 on the graphite fixing block 13, the bottom end of the graphite fixing block 13 pushes the graphite fixing strip 11 to squeeze on the graphite felt 14, and then the graphite nut 8 is threadedly connected to the top of the corresponding graphite rod 7 to fix one end of the graphite felt 14;

[0037] Then tighten the graphite felt 14 so that it abuts against the outer sides of the multiple graphite columns 3, and put the other end of the graphite felt 14 into the fixing groove 10 of another graphite column 3, and perform the above operation to fix the other end of the graphite felt 14, thereby completing the fixing of the graphite felt 14;

[0038] After that, the graphite rods 7 and graphite nuts 8 at the other two corners are installed to complete the installation of the entire device.

[0039] Finally, the device can be placed in a graphite purification furnace to perform high-temperature purification operations on the graphite felt 14 .

[0040] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fixing device for purifying high-purity graphite felt, characterized in that: include: Graphite base (1); Graphite columns (3), wherein a plurality of bottom grooves (2) are formed on the graphite base (1), the plurality of graphite columns (3) are rotatably connected in the plurality of bottom grooves (2) in a one-to-one correspondence, and graphite felts (14) are sequentially wound around the plurality of graphite columns (3); A graphite top seat (4), wherein a plurality of top grooves (5) are provided at the bottom of the graphite top seat (4), and the top ends of the plurality of graphite columns (3) are rotatably matched with the plurality of top grooves (5) in a one-to-one correspondence; A fixing assembly, the fixing assembly comprising a graphite rod (7) and a graphite nut (8), wherein four graphite columns (3) located at the four corners of a graphite base (1) are coaxially penetrated with an axial groove (6), and the four axial grooves (6) are slidably fitted with graphite rods (7), the top end of the graphite rod (7) penetrates the graphite top seat (4), and the bottom end penetrates the graphite base (1), and the bottom ends of the four graphite rods (7) are threadedly connected with graphite nuts (8).

2. A fixing device for purifying high-purity graphite felt according to claim 1, characterized in that: in: The plurality of graphite columns (3) are symmetrically distributed on the graphite base (1), wherein the graphite felt (14) is alternately wound around the outer sides of the graphite columns (3) on both sides.

3. A fixing device for purifying high-purity graphite felt according to claim 2, characterized in that: in: The two graphite columns (3) are each provided with a fixing groove (10), and the two fixing grooves (10) are each provided with a fixing assembly, the output ends of the two fixing assemblies are pressed and matched with the two ends of the graphite felt (14) in a one-to-one correspondence, and the input ends of the two fixing assemblies are matched with the tops of the two corresponding graphite rods (7) in a one-to-one correspondence.

4. A fixing device for purifying high-purity graphite felt according to claim 3, characterized in that: in: The invention also comprises a clamping assembly, wherein the clamping assembly comprises a graphite fixing strip (11) and a graphite fixing block (13), wherein the graphite fixing strip (11) is slidably connected in the fixing groove (10), and two sliding grooves (12) are penetrated through the graphite top seat (4), and the graphite fixing blocks (13) are slidably connected in the two sliding grooves (12), and the top end of the graphite fixing block (13) abuts against the top of the graphite rod (7), and the bottom end penetrates through the top of the graphite column (3) and abuts against the side of the graphite fixing strip (11) away from the graphite felt (14).

5. A fixing device for purifying high-purity graphite felt according to claim 4, characterized in that: in: The bottom end of the graphite fixing block (13) is in a wedge shape, and the inclined surface of the wedge shape is in contact with the graphite fixing strip (11).

6. A fixing device for purifying high-purity graphite felt according to claim 1, characterized in that: in: The bottom of the graphite base (1) is provided with four nut grooves (9), the tops of the four nut grooves (9) are coaxially connected to the corresponding four bottom grooves (2), wherein the bottom ends of the four graphite rods (7) and the four graphite nuts (8) are all located in the four nut grooves (9).

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