Thermal decomposition device for metal carbonyl compound

Abstract

The utility model relates to the technical field of carbonyl thermal decomposition, and particularly discloses a metal carbonyl compound thermal decomposition device which comprises a body, an air inlet pipe is arranged on one side of the body, a branch pipe is arranged in the air inlet pipe, a branch cavity is formed in the middle of the branch pipe, and a sliding cylinder is connected to the middle of the branch cavity. One end opening of the branch cavity is connected with a sealing disc, and the sliding cylinder moves along the inner wall of the branch cavity to abut against the sealing disc. A plurality of different types of gas input pipelines can be connected in the gas inlet pipe through the branch cavities and the sealing disc arranged in the device, so that a plurality of gas inlet pipes do not need to be arranged on the body, different numbers of gas pipelines can be communicated for input according to needs, and the universality of the device is higher. The problems that a plurality of gas inlets need to be formed in advance due to the fact that injection assistance of various gases is needed in the pyrolysis process of metal carbonyl compounds in an existing pyrolysis furnace, the gas inlets cannot be additionally arranged according to site needs, and the universality becomes low are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbonyl thermal decomposition technical field, specifically, relate to a kind of metal carbonyl thermal decomposition device. BACKGROUND

[0002] Carbonyl thermal decomposition refers to the construction technology of sending metal carbonyl into pyrolysis furnace, and purifying metal therein by high temperature.

[0003] The existing metal carbonyl needs to inject different weight of auxiliary gas according to the situation during thermal decomposition, but the gas inlet pipe of the existing pyrolysis furnace is permanent after being opened, so it is difficult to increase as needed, and can only be prefabricated in advance according to the need or injected in turns by different gases, which cannot simultaneously connect multiple pipelines for gas injection, resulting in low injection matching effect of different gases, and the injection of different types of gases in the pyrolysis furnace is limited, with poor versatility. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of metal carbonyl thermal decomposition device, solve the process of thermal decomposition of the existing pyrolysis furnace to metal carbonyl, because the injection of multiple gases is needed, several gas inlets need to be opened in advance, which cannot be increased according to the need of the scene, so that the versatility is low.

[0005] The utility model realizes the following technical scheme:

[0006] The utility model provides a kind of metal carbonyl thermal decomposition device, including body, the side of body is provided with gas inlet pipe, the inside of gas inlet pipe is provided with branch pipe, the middle part of branch pipe is provided with branch cavity, branch cavity is connected with sliding cylinder in the middle part, one end opening of branch cavity is connected with closure disc, sliding cylinder moves along branch cavity inner wall and abuts against closure disc.

[0007] Preferably, the branch cavity is a plurality of through openings arranged in the branch pipe.

[0008] Preferably, the sliding cylinder further includes a connecting rod and a stopper, the connecting rod is arranged at the opening of one end of the sliding cylinder, and the stopper is arranged at the middle part of one side of the connecting rod.

[0009] Preferably, the connecting rod is a "X" shaped protrusion at the middle part of one end of the sliding cylinder.

[0010] Preferably, the stopper is a round shaft protrusion arranged at the center of one side of the connecting rod.

[0011] Preferably, the branch cavity further includes a fitting groove, and the fitting groove is arranged at the inner wall of one end opening of the branch cavity.

[0012] Preferably, the closing disc comprises a fitting block arranged at the bottom of the closing disc and a reset spring arranged at one end of the fitting block.

[0013] Preferably, the diameter of the closing disc matches the inner diameter of the branch cavity, the fitting block matches the fitting groove, and the fitting block is connected to the fitting groove through the reset spring at one end.

[0014] The technical scheme of the utility model has at least the following advantages and beneficial effects:

[0015] 1. The branch cavity and the closing disc arranged in the device can connect several different gas input pipelines in the air inlet pipe, so that several air inlet pipes do not need to be arranged on the body, and different numbers of gas pipelines can be connected as needed for input, so that the device has stronger versatility. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the overall structure of the utility model Figure 1 It is an enlarged structure schematic diagram of position A.

[0018] Figure 3 It is a schematic diagram of the overall structure of the sliding cylinder of the utility model.

[0019] Figure 4 It is a side view structure schematic diagram of the closing disc of the utility model.

[0020] Reference signs: 1 - body, 2 - air inlet pipe, 201 - branch pipe, 202 - branch cavity, 2021 - fitting groove, 203 - sliding cylinder, 2031 - connecting rod, 2032 - abutting rod, 204 - closing disc, 2041 - fitting block, 2042 - reset spring. DETAILED DESCRIPTION

[0021] The utility model will be described in detail below. Figures 1 to 4

[0022] A metal carbonyl thermal decomposition device, comprising a body 1, one side of the body 1 is provided with an air inlet pipe 2, the inside of the air inlet pipe 2 is provided with a branch pipe 201, the middle of the branch pipe 201 is provided with a branch cavity 202, the middle of the branch cavity 202 is connected with a sliding cylinder 203, one end of the branch cavity 202 is connected with a closing disc 204, and the sliding cylinder 203 moves along the inner wall of the branch cavity 202 and abuts against the closing disc 204.

[0023] First, pour the metal carbonyl to be pyrolyzed into the body 1 to purify the metal therein, and then inject various different gases through the air inlet pipe 2 during the pyrolysis process to cooperate with the pyrolysis.​

[0024] Further, the branch cavity 202 is provided with a plurality of through openings arranged in the branch pipe 201, the sliding cylinder 203 further comprises a connecting rod 2031 and a stop rod 2032, the connecting rod 2031 is arranged at the opening of one end of the sliding cylinder 203, the stop rod 2032 is arranged at the middle of one side of the connecting rod 2031, the connecting rod 2031 is a "cross" shaped protrusion at the middle of one end of the sliding cylinder 203, and the stop rod 2032 is a round shaft protrusion arranged at the center of one side of the connecting rod 2031.

[0025] When it is required to connect external pipes to inject different gases, a plurality of pipes are connected in different branch cavities 202 of the air inlet pipe 2, and then the pipes are pushed to be connected, when the pipes are pushed to be connected, the pipes abut against the sliding cylinder 203, the sliding cylinder 203 is pushed to move along the branch cavity 202 by force, and when the sliding cylinder 203 moves, the stop rod 2032 connected with the connecting rod 2031 at one end moves to abut against the closing disc 204 at the opening of one end of the branch cavity 202.

[0026] Further, the branch cavity 202 further comprises a fitting groove 2021 arranged at the inner wall of the opening of one end of the branch cavity 202, the closing disc 204 comprises a fitting block 2041 and a return spring 2042, the fitting block 2041 is arranged at the bottom of the closing disc 204, and the return spring 2042 is arranged at one end of the fitting block 2041, the diameter of the closing disc 204 is matched with the inner diameter of the branch cavity 202, the fitting block 2041 is matched with the fitting groove 2021, and the fitting block 2041 is connected with the fitting groove 2021 through the return spring 2042 at one end.

[0027] Then, the closing disc 204 is forced to move out of the opening of one end of the branch cavity 202 by the pressure of the movement of the stop rod 2032, so that the closing disc 204 is dislocated from the moving opening of the branch cavity 202 to form a gap, so that the gas injected by the pipe can flow into the air inlet pipe 2 and into the body, and when the closing disc 204 moves, the fitting block 2041 at the bottom of the closing disc 204 moves along the fitting groove 2021, the movement of the closing disc 204 is more stable and the closing disc 204 cannot be separated from the branch cavity 202 due to the movement of the fitting block 2041 matched with the fitting groove 2021, and the fitting block 2041 at one end is connected with the fitting groove 2021 through the return spring 2042, so that the fitting block 2041 can be reset automatically when the pipe is removed, the branch cavity 202 is re-sealed, so that the exhaust pipe can inject a plurality of gases at the same time, and a plurality of holes are not required to be arranged in the air inlet pipe 2, so that a plurality of gas types can be injected, and the universality is higher.

[0028] The following is the specific process of the utility model, first, the metal carbonyl which needs to be pyrolyzed is poured into the body 1, the metal in it is purified, then various different gases are injected through the gas inlet pipe 2 during the pyrolysis process, to cooperate with pyrolysis, when different gases need to be injected by connecting external pipes, several pipes are connected in different branch cavities 202 of the gas inlet pipe 2, then the pipes are pushed to connect, when the pipes are pushed to connect, the pipes abut against the sliding cylinder 203, the sliding cylinder 203 is displaced along the branch cavity 202 by force, when the sliding cylinder 203 is displaced, one end connecting rod 2031 connected to the abutting rod 2032 moves and abuts on the closing disc 204 at one end opening of the branch cavity 202, then the abutting rod 2032 moves and presses, forcing the closing disc 204 to be displaced from the one end opening of the branch cavity 202, so that the closing disc 204 is dislocated with the moving opening of the branch cavity 202 to form a gap, so that the gas injected by the pipe can flow into the gas inlet pipe 2 and enter the body, while the closing disc 204 is displaced, the embedded blocks 2041 on both sides of the bottom are displaced along the embedded grooves 2021, the displacement of the embedded blocks 2041 cooperates with the embedded grooves 2021 to make the displacement of the closing disc 204 more stable and not separated from the branch cavity 202, meanwhile, the embedded blocks 2041 at one end are connected with the embedded grooves 2021 through the reset springs 2042, so that the pipes can be reset automatically when taken out, the branch cavity 202 is resealed, so that the exhaust pipe can inject several kinds of gas at the same time, without opening several holes in the gas inlet pipe 2, so that different numbers of gas types can be injected, so that the versatility is stronger.

Claims

1. A metal carbonyl compound thermal decomposition device, comprising a body (1), an air inlet pipe (2) being provided on one side of the body (1), characterized in that: A branch pipe (201) is provided inside the air intake pipe (2), a branch cavity (202) is provided in the middle of the branch pipe (201), a sliding cylinder (203) is connected to the middle of the branch cavity (202), one end opening of the branch cavity (202) is connected to a closing disk (204), and the sliding cylinder (203) moves along the inner wall of the branch cavity (202) and abuts against the closing disk (204).

2. The metal carbonyl compound thermal decomposition device according to claim 1, characterized in that: The branch cavity (202) is a plurality of through openings arranged inside the branch tube (201).

3. The metal carbonyl compound thermal decomposition device according to claim 1, characterized in that: The sliding cylinder (203) further comprises a connecting rod (2031) and a supporting rod (2032), wherein the connecting rod (2031) is arranged at an opening at one end of the sliding cylinder (203), and the supporting rod (2032) is arranged at the middle of one side of the connecting rod (2031).

4. The metal carbonyl compound thermal decomposition device according to claim 3, characterized in that: The connecting rod (2031) is a "cross"-shaped protrusion in the middle of one end of the sliding cylinder (203).

5. The metal carbonyl compound thermal decomposition device according to claim 3, characterized in that: The support rod (2032) is a circular shaft protrusion protruding from the center of one side of the connecting rod (2031).

6. The metal carbonyl compound thermal decomposition device according to claim 1, characterized in that: The branch cavity (202) further comprises an interlocking groove (2021), and the interlocking groove (2021) is arranged on both sides of the inner wall at the opening at one end of the branch cavity (202).

7. The metal carbonyl compound thermal decomposition device according to claim 1, characterized in that: The closing disk (204) includes a chimeric block (2041) and a return spring (2042). The chimeric block (2041) is arranged on both sides of the bottom of the closing disk (204), and the return spring (2042) is arranged at one end of the chimeric block (2041).

8. The metal carbonyl compound thermal decomposition device according to claim 7, characterized in that: The diameter of the closing disk (204) matches the inner diameter of the branch cavity (202), the engaging block (2041) matches the engaging groove (2021), and the engaging block (2041) is connected to the engaging groove (2021) via a return spring (2042) at one end.

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