Carbon scraping machine mechanical arm based on petrochemical acetylene cracking furnace burner plate

Abstract

The utility model relates to the field of mechanical arms, and discloses a carbon scraping machine mechanical arm based on a petrochemical acetylene cracking furnace burner plate, which comprises a carbon scraping machine mechanical arm mechanism, the carbon scraping machine mechanical arm mechanism comprises a power motor, a power arm, a connecting pipe, a hollow arm, a carbon scraping rod and an auxiliary cleaning assembly, the output end of the power motor is fixedly connected with the power arm, and the connecting pipe is connected with the hollow arm. The connecting pipe is fixedly mounted between the hollow arm and the power arm, and the carbon scraping rod is fixedly mounted on the hollow arm; the auxiliary cleaning assembly comprises a supporting rod, a sleeve disc and a high-pressure air pump, the supporting rod is fixedly connected with the power motor and the sleeve disc, the high-pressure air pump is fixedly installed on the sleeve disc, a round cavity is formed in the sleeve disc, a first airflow channel and a second airflow channel are formed in the power arm, and a plurality of air spraying holes are formed in the top end of the hollow arm. The carbon removal device has the following advantages and effects that carbon removal treatment can be quickly carried out, carbon deposition residues are not easy to generate, and the carbon deposition removal effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical arms, in particular to a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace. Background Art

[0002] The acetylene cracking furnace is the core equipment for the partial oxidation of natural gas to produce acetylene. Natural gas and oxygen are first heated to about 650°C in a preheating furnace, and then enter the mixer of the acetylene cracking furnace for rapid mixing. Then the mixed gas passes through multiple mixing nozzles on the burner plate, is ignited by the igniter, and oxidation and pyrolysis reactions occur in the reaction chamber. About 60% of the natural gas and oxygen undergo flame combustion, releasing a large amount of heat at the same time.

[0003] In the prior art, carbon deposits on the burner plate of a petrochemical acetylene cracking furnace are cleaned by a carbon scraper. Currently, carbon deposits are mostly cleaned by scraping with a carbon scraper rod. However, this method is prone to carbon residues and cannot quickly perform carbon cleaning. Therefore, it is necessary to design a carbon scraper robot arm based on the burner plate of a petrochemical acetylene cracking furnace to solve the above problem.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0005] The utility model aims to provide a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace to solve the above problems.

[0006] The above technical purpose of the utility model is achieved through the following technical solutions: a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace comprises:

[0007] A carbon scraper mechanical arm mechanism, the carbon scraper mechanical arm mechanism comprises a power motor, a power arm, a connecting pipe, a hollow arm, a carbon scraper rod and an auxiliary cleaning component, the power motor output end is fixedly connected to the power arm, the connecting pipe is fixedly installed between the hollow arm and the power arm, and the carbon scraper rod is fixedly installed on the hollow arm;

[0008] The auxiliary cleaning assembly includes a support rod, a sleeve disc and a high-pressure air pump. The support rod is fixedly connected to the power motor and the sleeve disc. The high-pressure air pump is fixedly installed on the sleeve disc. A circular cavity is provided on the sleeve disc. Airflow channel one and airflow channel two are provided on the power arm. A plurality of air jet holes are provided on the top of the hollow arm.

[0009] The utility model is further configured as follows: the carbon scraper mechanical arm mechanism also includes a hydraulic rod and an assembly part, the hydraulic rod is fixedly connected to the assembly part, and the assembly part is fixedly sleeved on the outside of the power motor.

[0010] The utility model is further configured as follows: a bearing is fixedly arranged on the sleeve disc, and the power arm is fixedly connected to the inner ring of the bearing.

[0011] By adopting the above technical solution, the power arm can be easily rotated.

[0012] The utility model is further configured as follows: an air intake pipe is fixedly arranged on the high-pressure air pump, and the air intake pipe is communicated with the circular cavity.

[0013] The utility model is further configured as follows: a sealing gasket is fixedly arranged in the circular cavity, and the sealing gasket is in sealing contact with the power arm.

[0014] By adopting the above technical solution, it is possible to prevent high-pressure air from overflowing from the gap between the circular cavity and the power arm.

[0015] The utility model is further configured as follows: the connecting pipe is communicated with an air flow channel.

[0016] By adopting the above technical solution, the flow of high-pressure air is facilitated.

[0017] The utility model is further configured as follows: the second airflow channel is connected to the first airflow channel, and the second airflow channel is connected to the circular cavity.

[0018] The utility model is further configured as follows: a petrochemical acetylene cracking furnace burner plate is arranged on the outer side of the carbon scraping rod.

[0019] The beneficial effects of the utility model are:

[0020] The utility model provides a carbon scraper mechanical arm mechanism, and in the process that the carbon scraper rod scrapes carbon inside the burner plate of the petrochemical acetylene cracking furnace, the high-pressure air pump can be started, so that the high-pressure air pump flows and sprays from the air jet holes to the carbon scraper rod and the inside of the burner plate of the petrochemical acetylene cracking furnace, so that the carbon removal process can be carried out quickly, and it is not easy to produce carbon residue, and the carbon removal effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 and Figure 2The utility model is a three-dimensional structural schematic diagram of a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace.

[0023] Figure 3 The utility model is a schematic cross-sectional structure diagram of a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace.

[0024] Figure 4 yes Figure 3 Schematic diagram of the structure of part A in .

[0025] In the figure, 1. hydraulic rod; 2. assembly parts; 3. power motor; 4. power arm; 5. connecting pipe; 6. hollow arm; 7. carbon scraper rod; 8. support rod; 9. sleeve; 10. high-pressure air pump; 11. circular cavity; 12. air flow channel 1; 13. air flow channel 2; 14. jet hole; 15. petrochemical acetylene cracking furnace burner plate. DETAILED DESCRIPTION

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0028] See also Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model provides a carbon scraper mechanical arm based on a burner plate of a petrochemical acetylene cracking furnace, comprising:

[0029] The carbon scraper mechanical arm mechanism includes a power motor 3, a power arm 4, a connecting pipe 5, a hollow arm 6, a carbon scraper rod 7 and an auxiliary cleaning component. The output end of the power motor 3 is fixedly connected to the power arm 4, the connecting pipe 5 is fixedly installed between the hollow arm 6 and the power arm 4, and the carbon scraper rod 7 is fixedly installed on the hollow arm 6;

[0030] By starting the power motor 3 through the above-mentioned carbon scraper mechanical arm mechanism, the power arm 4 can drive the connecting pipe 5 to rotate, the connecting pipe 5 drives the hollow arm 6 to rotate, the hollow arm 6 drives the carbon scraper rod 7 to rotate, and the carbon scraper rod 7 removes carbon deposits from the burner plate 15 of the petrochemical acetylene cracking furnace;

[0031] The auxiliary cleaning assembly includes a support rod 8, a sleeve disc 9 and a high-pressure air pump 10. The support rod 8 is fixedly connected to the power motor 3 and the sleeve disc 9. The high-pressure air pump 10 is fixedly installed on the sleeve disc 9. A circular cavity 11 is provided on the sleeve disc 9. An airflow channel 1 12 and an airflow channel 2 13 are provided on the power arm 4. A plurality of jet holes 14 are provided on the top of the hollow arm 6.

[0032] By means of the auxiliary cleaning assembly, the high-pressure air pump 10 is started, and the high-pressure air pump 10 can introduce high-pressure air into the circular cavity 11. The high-pressure air can enter the connecting pipe 5 through the airflow channel 2 13 and the airflow channel 1 12, and then enter the hollow arm 6 through the connecting pipe 5, and finally be ejected through the jet hole 14 on the hollow arm 6. In this way, the high-pressure air can be ejected into the burner plate 15 of the petrochemical acetylene cracking furnace. With the rotation of the carbon scraping rod 7, the carbon removal process can be carried out quickly, and it is not easy to produce carbon residue, and the carbon removal effect is good.

[0033] Specifically, the carbon scraper mechanical arm mechanism also includes a hydraulic rod 1 and an assembly part 2. The hydraulic rod 1 is fixedly connected to the assembly part 2, and the assembly part 2 is fixedly sleeved on the outside of the power motor 3. It should be noted that the hydraulic rod 1 will drive the assembly part 2 to move when started, and the assembly part 2 can drive the power motor 3 to move horizontally. It should also be noted that an auxiliary hydraulic rod is also provided on the outside to enable the hydraulic rod 1 to move vertically, so that the carbon scraper rod 7 can be conveniently moved into the burner plate 15 of the petrochemical acetylene cracking furnace. This is a prior art and will not be elaborated here.

[0034] Specifically, a bearing is fixedly provided on the sleeve disc 9, and the power arm 4 is fixedly connected to the inner ring of the bearing. It should be noted that this facilitates the stable rotation of the power arm 4.

[0035] Specifically, an air intake pipe is fixedly provided on the high-pressure air pump 10, the air intake pipe is connected to the circular cavity 11, the connecting pipe 5 is connected to the air flow channel 1 12, the air flow channel 2 13 is connected to the air flow channel 1 12, and the air flow channel 2 13 is connected to the circular cavity 11. It should be noted that the flow of high-pressure air is convenient.

[0036] Specifically, a sealing gasket is fixedly disposed in the circular cavity 11 , and the sealing gasket is in sealing contact with the power arm 4 . It should be noted that the sealing between the circular cavity 11 and the power arm 4 can be ensured.

[0037] Specifically, a petrochemical acetylene cracking furnace burner plate 15 is disposed outside the carbon scraping rod 7 . It should be noted that the carbon scraping rod 7 is used to remove carbon deposits from the petrochemical acetylene cracking furnace burner plate 15 .

[0038] Working principle:

[0039] S1: When the hydraulic rod 1 is started, it drives the assembly 2 to move, and the assembly 2 can drive the power motor 3 to move horizontally, so that the carbon scraper rod 7 moves horizontally to a specified position, and then the external hydraulic rod is started to move the carbon scraper rod 7 into the burner plate 15 of the petrochemical acetylene cracking furnace;

[0040] S2: Start the power motor 3, so that the power arm 4 drives the connecting tube 5 to rotate, the connecting tube 5 drives the hollow arm 6 to rotate, the hollow arm 6 drives the carbon scraper rod 7 to rotate, and the carbon scraper rod 7 removes carbon deposits from the burner plate 15 of the petrochemical acetylene cracking furnace;

[0041] S3: Start the high-pressure air pump 10. The high-pressure air pump 10 can introduce high-pressure air into the circular cavity 11. The high-pressure air can enter the connecting pipe 5 through the air flow channel 2 13 and the air flow channel 1 12, and then enter the hollow arm 6 through the connecting pipe 5, and finally be ejected through the jet hole 14 on the hollow arm 6. In this way, high-pressure air can be ejected into the burner plate 15 of the petrochemical acetylene cracking furnace. With the rotation of the carbon scraper rod 7, carbon removal can be carried out quickly, and it is not easy to produce carbon residue, and the carbon removal effect is good.

[0042] The carbon scraper mechanical arm based on the burner plate of the petrochemical acetylene cracking furnace provided by the utility model is introduced in detail above. The principle and implementation mode of the utility model are explained in this article using specific embodiments. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A carbon scraper mechanical arm based on the burner plate of a petrochemical acetylene cracking furnace, characterized in that: include: A carbon scraper mechanical arm mechanism, the carbon scraper mechanical arm mechanism comprising a power motor (3), a power arm (4), a connecting pipe (5), a hollow arm (6), a carbon scraper rod (7) and an auxiliary cleaning component, the output end of the power motor (3) is fixedly connected to the power arm (4), the connecting pipe (5) is fixedly installed between the hollow arm (6) and the power arm (4), and the carbon scraper rod (7) is fixedly installed on the hollow arm (6); The auxiliary cleaning component comprises a support rod (8), a sleeve disc (9) and a high-pressure air pump (10); the support rod (8) is fixedly connected to the power motor (3) and the sleeve disc (9); the high-pressure air pump (10) is fixedly mounted on the sleeve disc (9); a circular cavity (11) is provided on the sleeve disc (9); an airflow channel 1 (12) and an airflow channel 2 (13) are provided on the power arm (4); and a plurality of air injection holes (14) are provided at the top of the hollow arm (6).

2. The carbon scraper mechanical arm based on the burner plate of the petrochemical acetylene cracking furnace according to claim 1 is characterized in that: The carbon scraper mechanical arm mechanism also includes a hydraulic rod (1) and an assembly part (2), wherein the hydraulic rod (1) is fixedly connected to the assembly part (2), and the assembly part (2) is fixedly sleeved on the outside of the power motor (3).

3. The carbon scraper mechanical arm based on the burner plate of the petrochemical acetylene cracking furnace according to claim 1 is characterized in that: A bearing is fixedly arranged on the sleeve disc (9), and the power arm (4) is fixedly connected to the inner ring of the bearing.

4. The carbon scraper mechanical arm based on the burner plate of the petrochemical acetylene cracking furnace according to claim 1 is characterized in that: An air intake pipe is fixedly arranged on the high-pressure air pump (10), and the air intake pipe is in communication with the circular cavity (11).

5. The carbon scraper mechanical arm based on the burner plate of petrochemical acetylene cracking furnace according to claim 1 is characterized in that: A sealing gasket is fixedly arranged in the circular cavity (11), and the sealing gasket is in sealing contact with the power arm (4).

6. The carbon scraper mechanical arm based on the burner plate of the petrochemical acetylene cracking furnace according to claim 1 is characterized in that: The connecting pipe (5) is connected to the air flow channel 1 (12).

7. The carbon scraper mechanical arm based on the burner plate of petrochemical acetylene cracking furnace according to claim 1 is characterized in that: The second air flow channel (13) is connected to the first air flow channel (12), and the second air flow channel (13) is connected to the circular cavity (11).

8. The carbon scraper mechanical arm based on the burner plate of petrochemical acetylene cracking furnace according to claim 1 is characterized in that: A petrochemical acetylene cracking furnace burner plate (15) is arranged on the outer side of the carbon scraping rod (7).

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