Device for detecting thermal insulation performance of graphite felt

Abstract

The utility model relates to the technical field of graphite felts, and discloses a graphite felt thermal insulation performance detection device which comprises a detection box, a control panel is fixedly installed on the outer wall of the detection box, a temperature monitor is fixedly installed at the top of the detection box, a motor is fixedly arranged at the top of the detection box, and the control panel is fixedly installed on the control panel. A rotating wheel is fixedly assembled on a power output shaft of the motor, and a belt is connected to the outer wall of the rotating wheel in a rolling mode. According to the graphite felt thermal insulation performance detection device, the memory spring is heated to shrink, so that the memory spring is used for driving the circular plate to move downwards, the bottom of the circular plate is in contact with the contact sensor, the contact sensor is used for controlling the operation of the temperature monitor, and the temperature monitor is used for monitoring the temperature of the top of the graphite felt; the temperature data of the thermodetector is displayed on the control panel, and the temperature data of the temperature monitor is compared with the heating temperature data of the bottom of the graphite felt, so that the thermal insulation performance of the graphite felt is obtained.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite felt, in particular to a graphite felt heat preservation performance detection device. Background Technique

[0002] Graphite felt is divided into three types: pitch-based graphite felt, polyacrylonitrile-based (PAN-based) graphite felt, and viscose-based graphite felt according to the different original felts selected. Its main use is as a heat preservation and heat insulation material for single crystal silicon smelting furnaces.

[0003] During the use of the existing graphite felt heat preservation performance detection device, after the graphite felt is produced, it is necessary to use the detection device to detect its heat preservation performance. The detection equipment cannot understand the temperature data according to the heat preservation performance of the graphite felt, resulting in limitations of the equipment. At the same time, during the detection process of the equipment, it is necessary to sample and detect the graphite felt on the top of the placement plate, and manually use bolts to fix the graphite felt, resulting in low detection efficiency of the equipment, which is time-consuming and laborious. Summary of the Invention

[0004] Aiming at the deficiencies of the prior art, the utility model provides a graphite felt heat preservation performance detection device, which has the advantages of being convenient to understand the heat preservation data of the graphite felt and convenient to fix the graphite felt, and solves the problems raised in the above background technique.

[0005] The utility model provides the following technical scheme: A graphite felt heat preservation performance detection device, including a detection box, a control panel is fixedly installed on the outer wall of the detection box, a temperature monitor is fixedly installed on the top of the detection box, a motor is fixedly installed on the top of the detection box, a rotating wheel is fixedly assembled on the power output shaft of the motor, a belt is rollingly connected to the outer wall of the rotating wheel, a driven wheel is rollingly connected to the outer wall of the belt, a lead screw is fixedly installed at the bottom of the driven wheel, a fixing plate is threadedly connected to the outer wall of the lead screw, a placement plate is slidably connected to the inner wall of the detection box, a limiting rod is slidably connected to the inner wall of the placement plate, a pressing plate is fixedly installed on the outer wall of the limiting rod, a first spring is movably sleeved on the outer wall of the limiting rod, a cylinder is fixedly installed on the inner wall of the top of the detection box, a support rod is fixedly installed on the inner wall of the cylinder, a memory spring is fixedly installed on the top of the support rod, a circular plate is fixedly installed at one end of the memory spring, and a contact sensor is fixedly installed on the top of the support rod.

[0006] As a preferred technical scheme of the utility model: An electrical connection is formed between the control panel and the motor, the number of the lead screws is two, and the two lead screws are respectively fixed at the bottoms of the driven wheel and the rotating wheel.

[0007] As a preferred technical solution of the present utility model: an electrical connection is formed between the contact sensor and the temperature monitor. The number of the temperature monitors is two, and the two temperature monitors are respectively located on the inner wall of the top of the detection box and the inner wall of the bottom of the detection box.

[0008] As a preferred technical solution of the present utility model: a heating pipe is fixedly installed on the inner wall of the detection box, and an electrical connection is formed between the control panel and the heating pipe.

[0009] As a preferred technical solution of the present utility model: a chute is provided on the inner wall of the detection box, and the outer wall of the placing plate is slidably connected to the inner wall of the chute.

[0010] As a preferred technical solution of the present utility model: one end of the first spring is fixed to the outer wall of the pressing plate, and the other end of the first spring is fixed to the inner wall of the detection box.

[0011] Compared with the prior art, the present utility model has the following beneficial effects:

[0012] 1. For this graphite felt heat preservation performance detection device, when the memory spring is heated and shrinks, the memory spring drives the circular plate to move downward, and the bottom of the circular plate contacts the contact sensor, so as to control the operation of the temperature monitor by the contact sensor. The temperature monitor monitors the temperature at the top of the graphite felt, and the temperature data of the thermometer is displayed on the control panel. The temperature data of the temperature monitor and the heating temperature data at the bottom of the graphite felt are compared to obtain the heat preservation performance of the graphite felt.

[0013] 2. For this graphite felt heat preservation performance detection device, by operating the control panel, the motor drives the rotating wheel to rotate, and the rotating wheel drives the driven wheel to rotate through the belt. When the two lead screws rotate, the fixed plate is driven to move up and down. Therefore, during the use of the graphite felt, according to the thickness of different graphite felts, it is fixed by pressing down, avoiding damage caused by excessive pressing of the graphite felt. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structure diagram of the present utility model;

[0015] Figure 2 is a lead screw structure diagram of the present utility model;

[0016] Figure 3 is a memory spring structure diagram of the present utility model;

[0017] Figure 4 is a first spring structure diagram of the present utility model;

[0018] Figure 5 is a heating pipe structure diagram of the present utility model.

[0019] In the figure: 1, detection box; 2, placement plate; 3, limiting rod; 4, control panel; 5, temperature monitor; 6, belt; 7, cylinder; 8, motor; 9, rotating wheel; 10, driven wheel; 11, lead screw; 12, round plate; 13, support rod; 14, memory spring; 15, contact sensor; 16, pressing plate; 17, first spring; 18, heating tube; 19, fixing plate. Specific implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0021] Please refer to Figure 1 - Figure 5 , a graphite felt heat preservation performance detection device, including a detection box 1, a control panel 4 is fixedly installed on the outer wall of the detection box 1, a temperature monitor 5 is fixedly installed on the top of the detection box 1, a motor 8 is fixedly provided on the top of the detection box 1, a rotating wheel 9 is fixedly assembled on the power output shaft of the motor 8, a belt 6 is rollingly connected to the outer wall of the rotating wheel 9, a driven wheel 10 is rollingly connected to the outer wall of the belt 6, a lead screw 11 is fixedly installed at the bottom of the driven wheel 10, a fixing plate 19 is threadedly connected to the outer wall of the lead screw 11, a placement plate 2 is slidably connected to the inner wall of the detection box 1, a limiting rod 3 is slidably connected to the inner wall of the placement plate 2, a pressing plate 16 is fixedly installed on the outer wall of the limiting rod 3, a first spring 17 is movably sleeved on the outer wall of the limiting rod 3, a cylinder 7 is fixedly installed on the inner wall of the top of the detection box 1, a support rod 13 is fixedly installed on the inner wall of the cylinder 7, a memory spring 14 is fixedly installed on the top of the support rod 13, a round plate 12 is fixedly installed at one end of the memory spring 14, and a contact sensor 15 is fixedly installed on the top of the support rod 13.

[0022] In the above structure, by installing the fixing plate 19, the graphite felt is pressed and fixed by the up and down lifting of the fixing plate 19, so that the stability of the graphite felt is increased.

[0023] In a preferred implementation mode: an electrical connection is formed between the control panel 4 and the motor 8, the number of the lead screws 11 is two, and the two lead screws 11 are respectively fixed at the bottoms of the driven wheel 10 and the rotating wheel 9.

[0024] In the above structure, by operating the control panel 4, the driving wheel 9 is driven by the motor 8 to rotate. The driving wheel 9 drives the driven wheel 10 to rotate through the belt 6, so that the two lead screws 11 drive the fixed plate 19 to move up and down during rotation. Thus, during the use of the graphite felt, according to the thickness of different graphite felts, it is fixed by pressing down, avoiding damage to the graphite felt caused by excessive pressing.

[0025] In a preferred embodiment: an electrical connection is formed between the contact sensor 15 and the temperature monitor 5. The number of temperature monitors 5 is two, and the two temperature monitors 5 are respectively located on the inner wall of the top of the detection box 1 and the inner wall of the bottom of the detection box 1.

[0026] In the above structure, when the memory spring 14 is heated and shrinks, the memory spring 14 drives the circular plate 12 to move down, and the bottom of the circular plate 12 contacts the contact sensor 15. Thus, the contact sensor 15 is used to control the operation of the temperature monitor 5, the temperature monitor 5 monitors the temperature at the top of the graphite felt, and the temperature data of the thermometer is displayed on the control panel 4. The temperature data of the temperature monitor 5 and the heating temperature data at the bottom of the graphite felt are compared to obtain the heat preservation performance of the graphite felt.

[0027] In a preferred embodiment: a heating tube 18 is fixedly installed on the inner wall of the detection box 1, and an electrical connection is formed between the control panel 4 and the heating tube 18.

[0028] In the above structure, by controlling the control panel 4, the heating tube is used to heat the graphite felt on the top of the placement plate 2, so as to understand the subsequent heat preservation effect of the graphite felt.

[0029] In a preferred embodiment: a chute is provided on the inner wall of the detection box 1, and the inner wall of the chute is slidably connected to the outer wall of the placement plate 2.

[0030] In the above structure, by pulling the placement plate 2 with an external force, the graphite felt placed on the inner wall of the placement plate 2 can be slid out of the inner wall of the detection box 1 to randomly check the heat preservation performance of the graphite felt.

[0031] In a preferred embodiment: one end of the first spring 17 is fixed to the outer wall of the pressing plate 16, and the other end of the first spring 17 is fixed to the inner wall of the detection box 1.

[0032] In the above structure, by pulling the limiting rod 3 with an external force, the limiting rod 3 drives the pressing plate 16 to compress the first spring 17, so that the limiting rod 3 disengages from the inner wall of the placing plate 2, and then the placing plate 2 can be disengaged from the inner wall of the detection box 1 for spot checks or placing graphite felts. When the equipment spot check is completed, the limiting rod 3 is released by an external force, and the elastic force of the first spring 17 is used to push the limiting rod 3 into the inner wall of the placing plate 2 through the pressing plate 16, so as to achieve rapid installation between the limiting rod 3 and the placing plate 2 for limiting, and to prevent the sealing performance of the inner wall of the detection box 1 from decreasing.

[0033] Working principle: By pulling the limiting rod 3 with an external force, the limiting rod 3 drives the pressing plate 16 to compress the first spring 17, so that the limiting rod 3 disengages from the inner wall of the placing plate 2, and then the placing plate 2 can be disengaged from the inner wall of the detection box 1 for spot checks or placing graphite felts. When the equipment spot check is completed, the limiting rod 3 is released by an external force, and the elastic force of the first spring 17 is used to push the limiting rod 3 into the inner wall of the placing plate 2 through the pressing plate 16, so as to achieve rapid installation between the limiting rod 3 and the placing plate 2 for limiting, and to prevent the sealing performance of the inner wall of the detection box 1 from decreasing. By operating the control panel 4, the motor 8 is used to drive the rotating wheel 9 to rotate, and the rotating wheel 9 drives the driven wheel 10 to rotate through the belt 6, so that the two lead screws 11 drive the fixing plate 19 to move up and down during rotation. Then, during the use of the graphite felt, according to the thickness of different graphite felts, it is fixed by pressing down. The heating tube 18 generates heat to heat the graphite felt on the top of the placing plate 2, so as to understand the subsequent heat preservation effect of the graphite felt. The memory spring 14 contracts when heated, so that the memory spring 14 drives the round plate 12 to move down, and the bottom of the round plate 12 contacts the contact sensor 15, so that the contact sensor 15 controls the operation of the temperature monitor 5. The temperature monitor 5 monitors the temperature on the top of the graphite felt and displays the temperature data of the thermometer on the control panel 4. The temperature data of the temperature monitor 5 and the heating temperature data at the bottom of the graphite felt are compared to obtain the heat preservation performance of the graphite felt.

[0034] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A graphite felt heat insulation performance detection device, comprising a detection box (1), characterized in that: The outer wall of the detection box (1) is fixedly installed with a control panel (4). The top of the detection box (1) is fixedly installed with a temperature monitor (5). The top of the detection box (1) is fixedly provided with a motor (8). The power output shaft of the motor (8) is fixedly equipped with a rotating wheel (9). The outer wall of the rotating wheel (9) is in rolling connection with a belt (6). The outer wall of the belt (6) is in rolling connection with a driven wheel (10). The bottom of the driven wheel (10) is fixedly installed with a lead screw (11). The outer wall of the lead screw (11) is threadedly connected with a fixing plate (19). The inner wall of the detection box (1) is slidably connected with a placement plate (2). The inner wall of the placement plate (2) is slidably connected with a limiting rod (3). The outer wall of the limiting rod (3) is fixedly installed with a pressing plate (16). The outer wall of the limiting rod (3) is movably sleeved with a first spring (17). The top inner wall of the detection box (1) is fixedly installed with a cylinder (7). The inner wall of the cylinder (7) is fixedly installed with a support rod (13). The top of the support rod (13) is fixedly installed with a memory spring (14). One end of the memory spring (14) is fixedly installed with a circular plate (12). The top of the support rod (13) is fixedly installed with a contact sensor (15).

2. The graphite felt heat preservation performance detection device according to claim 1, wherein: An electrical connection is formed between the control panel (4) and the motor (8). The number of the lead screws (11) is two, and the two lead screws (11) are respectively fixed to the bottoms of the driven wheel (10) and the rotating wheel (9).

3. The graphite felt heat preservation performance detection device according to claim 2, wherein: An electrical connection is formed between the contact sensor (15) and the temperature monitor (5). The number of the temperature monitors (5) is two, and the two temperature monitors (5) are respectively located on the top inner wall and the bottom inner wall of the detection box (1).

4. A graphite felt heat preservation performance detection device according to claim 1, characterized in that: The inner wall of the detection box (1) is fixedly installed with a heating pipe (18). An electrical connection is formed between the control panel (4) and the heating pipe (18).

5. The graphite felt heat preservation performance detection device according to claim 4, characterized in that: A chute is formed on the inner wall of the detection box (1), and the inner wall of the chute is in sliding connection with the outer wall of the placement plate (2).

6. The graphite felt thermal insulation performance detection device according to claim 1, wherein: One end of the first spring (17) is fixed to the outer wall of the pressing plate (16), and the other end of the first spring (17) is fixed to the inner wall of the detection box (1).

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