Steam soot blower capable of increasing outlet airflow pressure

Abstract

The utility model provides a steam soot blower capable of increasing outlet airflow pressure, which comprises a connecting inflator and a flow guide rotary vane, two groups of connecting buckles used for connecting an external steam guide pipe are arranged on the outer side of the right end of the connecting inflator, and a group of connecting covers used for being in spiral sealing connection with the connecting inflator are arranged on the left side of the connecting inflator. A plurality of groups of inner pipe barrels used for guiding out multiple paths of steam are arranged on the left side of the connecting cover, and a group of sealing connecting sleeves used for being connected with a front connecting pipe in a sealing mode are arranged on the left sides of the inner pipe barrels. The connecting pipe head is used for being connected with the outer connecting pipe, the air outlet cylinder is used for being connected with the soot blowing head, the air blowing opening is used for blowing out steam, the flow guiding rotary vane is used for adjusting the air flow pressure, and the multiple sets of steam branch guide pipes are used for reducing the overall steam guiding-in pressure. The rotating shaft is used for driving the multiple sets of flow guide rotating blades to rotate.

Description

Technical Field

[0001] The utility model belongs to the technical field of steam soot blowers, and relates to a steam soot blower with improved outlet air flow pressure. Background Technique

[0002] Steam soot blowers are mainly used for cleaning work in industrial production processes, especially for cleaning boilers. They can be arranged in various parts of the boiler to directly blow soot on the heating surfaces of the furnace, horizontal flue, and tail shaft. Steam soot blowers play a key role in the boiler system, mainly used to remove ash deposits and slag on the heating surfaces to maintain the efficient and safe operation of the boiler. When the steam soot blower cannot adjust the pressure of the outlet air flow, a series of problems may occur, which are specifically manifested in the following aspects:

[0003] The outlet air flow pressure of the steam soot blower is an important parameter for its working efficiency. If the pressure cannot be adjusted, it may lead to insufficient or excessive soot blowing force. When the force is insufficient, the ash deposits and slag cannot be effectively removed; when the force is excessive, the heating surface may be over-scoured, causing wear of the heating surface. Therefore, there is an urgent need for a steam soot blower with improved outlet air flow pressure to solve the above problems. Summary of the Invention

[0004] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide a steam soot blower with improved outlet air flow pressure to solve the problems mentioned in the above background technique.

[0005] The utility model is realized through the following technical solutions: A steam soot blower with improved outlet air flow pressure, comprising: a connecting air cylinder and a guiding swirl vane. Two connecting buckles for connecting external steam conduits are arranged on the outer side of the right end of the connecting air cylinder;

[0006] A connecting cover for helically and sealingly connecting with the connecting air cylinder is arranged on the left side of the connecting air cylinder. Several inner pipe cylinders for multi-path steam export are arranged on the left side of the connecting cover;

[0007] A sealing sleeve for sealingly connecting with the front connecting pipe is arranged on the left side of the inner pipe cylinder. A front connecting pipe for introducing shunt steam is arranged on the left side of the sealing sleeve. A gas guiding pipe for connecting and fixing with the connecting pipe is arranged on the left side of the front connecting pipe, and the gas guiding pipe can be connected and fixed with the connecting pipe.

[0008] As a preferred embodiment, a collecting pipe for collecting multi-path steam is arranged inside the gas guiding pipe. A front pipe cylinder for exporting steam is arranged on the left side of the collecting pipe. A connecting pipe head for connecting with the outer connecting pipe is arranged on the front side of the front pipe cylinder, and the connecting pipe head can be used to connect with the outer connecting pipe.

[0009] As a preferred embodiment, a group of air holes for discharging steam are arranged inside the connecting pipe head. A group of outer connecting pipes for discharging steam are arranged on the left side of the connecting pipe head. A group of air outlet cylinders for connecting with the soot blower head are arranged on the left side of the outer connecting pipe, and the air outlet cylinder can be used to connect with the soot blower head.

[0010] As a preferred embodiment, a group of soot blower heads for compressing and discharging the steam flow are arranged on the left side of the air outlet cylinder. A group of air blowing ports for blowing out the steam are arranged inside the left side of the soot blower head, and the air blowing ports can be used to blow out the steam.

[0011] As a preferred embodiment, a rotating shaft for driving a plurality of groups of guide vanes to rotate is arranged at the middle position inside the air outlet cylinder. A plurality of groups of guide vanes for adjusting the air flow pressure are arranged on the outer side of the rotating shaft, and the guide vanes can be used to adjust the air flow pressure.

[0012] As a preferred embodiment, a plurality of groups of steam branch pipes are arranged inside the connecting air cylinder. The plurality of groups of steam branch pipes are arranged in an annular structure, and each group of steam branch pipes is connected with a group of inner pipe cylinders, and the plurality of groups of steam branch pipes can be used to reduce the overall pressure of the steam introduction.

[0013] As a preferred embodiment, the connecting pipe, the air outlet cylinder and the soot blower head are of an integral structure. A group of flat motors are arranged on the left side inside the air outlet cylinder. The driving end of the flat motor is power-connected to the left side of the rotating shaft. The rotating shaft is fixedly connected with a plurality of groups of guide vanes. The cross section of the guide vane is an arc structure, and the rotating shaft can be used to drive the plurality of groups of guide vanes to rotate.

[0014] After adopting the above technical solution, the beneficial effects of the utility model are as follows: The air guide pipe is fixedly connected with the connecting pipe, the connecting pipe head is used to connect with the outer connecting pipe, the air outlet cylinder is used to connect with the soot blower head, the air blowing port is used to blow out the steam, the guide vane is used to adjust the air flow pressure, the plurality of groups of steam branch pipes are used to reduce the overall pressure of the steam introduction, and the rotating shaft is used to drive the plurality of groups of guide vanes to rotate. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0016] Figure 1Schematic diagram of the right front oblique top view of a steam soot blower with improved outlet air flow pressure according to the present utility model;

[0017] Figure 2 Schematic diagram of the left front oblique top view structure position of a steam soot blower with improved outlet air flow pressure according to the present utility model;

[0018] Figure 3 Schematic diagram of the left front oblique top view structure position of the soot blowing head in a steam soot blower with improved outlet air flow pressure according to the present utility model;

[0019] Figure 4 Schematic diagram of the right view of the flow guiding rotary vane in a steam soot blower with improved outlet air flow pressure according to the present utility model;

[0020] In the figure: 100 - connecting air cylinder, 110 - connecting buckle, 120 - connecting cover, 130 - inner tube cylinder, 140 - sealing adapter sleeve, 150 - front connecting pipe, 160 - air guide pipe, 170 - front tube cylinder, 180 - connecting pipe head, 190 - air outlet hole, 200 - outer connecting pipe, 210 - air outlet cylinder, 220 - soot blowing head, 230 - soot blowing opening, 240 - rotating shaft, 250 - flow guiding rotary vane. Detailed implementation manner

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1 - 4 , a steam soot blower with improved outlet air flow pressure, comprising: a connecting air cylinder 100, a sealing adapter sleeve 140, a connecting pipe head 180, a soot blowing head 220, a soot blowing opening 230, and a flow guiding rotary vane 250. Two groups of connecting buckles 110 for connecting an external steam conduit are provided on the outer side of the right end of the connecting air cylinder 100;

[0023] A connecting cover 120 for helically and sealingly connecting with the connecting air cylinder 100 is provided on the left side of the connecting air cylinder 100, and several groups of inner tube cylinders 130 for multi-channel steam export are provided on the left side of the connecting cover 120;

[0024] On the left side of the inner tube 130, there is a set of sealing sleeves 140 for sealing connection with the front connecting pipe 150. On the left side of the sealing sleeves 140, there is a set of front connecting pipes 150 for introducing branched steam. On the left side of the front connecting pipes 150, there is a set of air guide pipes 160 for connecting and fixing with the connecting pipe, and it can be connected and fixed with the connecting pipe by using the air guide pipes 160.

[0025] Inside the air guide pipe 160, there is a set of collecting pipes for collecting multiple paths of steam. On the left side of the collecting pipes, there is a set of front pipe barrels 170 for discharging steam. On the front side of the front pipe barrels 170, there is a set of connecting pipe heads 180 for connecting with the outer connecting pipe 200, and it can be connected with the outer connecting pipe 200 by using the connecting pipe heads 180.

[0026] Inside the connecting pipe head 180, there is a set of air outlet holes 190 for discharging steam. On the left side of the connecting pipe head 180, there is a set of outer connecting pipes 200 for discharging steam. On the left side of the outer connecting pipes 200, there is a set of air outlet cylinders 210 for connecting with the soot blower head 220, and it can be connected with the soot blower head 220 by using the air outlet cylinders 210.

[0027] On the left side of the air outlet cylinder 210, there is a set of soot blower heads 220 for compressing and discharging the steam flow. Inside the left side of the soot blower head 220, there is a set of air blowing ports 230 for blowing out the steam, and it can blow out the steam by using the air blowing ports 230.

[0028] At the middle position inside the air outlet cylinder 210, there is a set of rotating shafts 240 for driving several sets of flow guiding rotary vanes 250 to rotate. Outside the rotating shafts 240, there are several sets of flow guiding rotary vanes 250 for adjusting the air flow pressure, and it can adjust the air flow pressure by using the flow guiding rotary vanes 250.

[0029] The connecting pipe, the air outlet cylinder 210 and the soot blower head 220 are of an integral structure. Inside the left side of the air outlet cylinder 210, there is a set of flat motors. The driving end of the flat motor is power-connected to the left side of the rotating shaft 240. The rotating shaft 240 is connected and fixed with several sets of flow guiding rotary vanes 250. The cross-section of the flow guiding rotary vanes 250 is an arc structure, and it can drive several sets of flow guiding rotary vanes 250 to rotate by using the rotating shaft 240.

[0030] Please refer to Figures 1 - 4, as the first embodiment of the present utility model: To solve the problem that the outlet air flow pressure of the steam soot blower is an important parameter for its working efficiency. If the pressure cannot be adjusted, it may lead to insufficient or excessive soot blowing force. When the force is insufficient, the accumulated ash and slag cannot be effectively removed. When the force is excessive, it may over-scour the heating surface and cause wear of the heating surface. First, when using the present utility model, the staff needs to connect the external steam conduit to the connecting air cylinder 100, and then introduce the steam into several groups of steam sub-conduits through the connecting air cylinder 100. The steam is conducted to the front tube barrel 170 and the connecting pipe head 180 through several groups of steam sub-conduits, and then introduced into the air outlet cylinder 210 and the soot blowing head 220. Since there is a flat motor on the left side inside the air outlet cylinder 210, the driving end of the flat motor is power-connected to the left side of the rotating shaft 240, and the rotating shaft 240 is fixedly connected to several groups of guide vanes 250. The cross-section of the guide vanes 250 is an arc-shaped structure. When the staff needs to increase the steam blowing pressure, start the flat motor to drive the rotating shaft 240 to rotate, and then drive several groups of guide vanes 250 to quickly flow around the steam and increase the discharge efficiency, thereby increasing the air outlet pressure of the air outlet 230.

[0031] Please refer to Figures 1 - 4 , as the second embodiment of the present utility model: Based on the description in the above embodiment, further, since there are several groups of steam sub-conduits inside the connecting air cylinder 100, the several groups of steam sub-conduits are arranged in a circular structure, and each group of steam sub-conduits is connected to a group of inner tube barrels 130. When the external high-pressure steam passes through several groups of steam sub-conduits, the overall pressure of the steam introduced is reduced, thereby ensuring the normal transmission of the steam.

[0032] The above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A steam soot blower with the function of increasing outlet air flow pressure, comprising: A connecting air cylinder (100), a sealing sleeve (140), an air outlet (210), an air outlet (230) and a guide vane (250), characterized in that two groups of connecting buckles (110) for connecting to an external steam conduit are provided on the outer side of the right end of the connecting air cylinder (100); A group of connection covers (120) for being screw-sealed and connected to the connection cylinder (100) are provided on the left side of the connection cylinder (100); and a plurality of groups of inner tubes (130) for multi-channel steam output are provided on the left side of the connection cover (120); A group of sealing sleeves (140) for sealingly connecting to a front connecting pipe (150) is provided on the left side of the inner tube (130), a group of front connecting pipes (150) for introducing branch steam is provided on the left side of the sealing sleeve (140), and a group of air guide pipes (160) for connecting and fixing to the connecting pipes is provided on the left side of the front connecting pipe (150).

2. A steam soot blower with a function of increasing outlet air flow pressure according to claim 1, characterized in that: A group of collecting pipes for collecting multi-path steam are provided inside the air guide pipe (160), a group of front tubes (170) for guiding steam out are provided on the left side of the collecting pipe, and a group of connecting pipe heads (180) for connecting to an external connecting pipe (200) are provided on the front side of the front tube (170).

3. A steam soot blower with a function of increasing outlet air flow pressure according to claim 2, characterized in that: A group of air outlet holes (190) for discharging steam are provided inside the connecting pipe head (180), a group of external connecting pipes (200) for discharging steam are provided on the left side of the connecting pipe head (180), and a group of air outlet tubes (210) for connecting to a sootblowing head (220) are provided on the left side of the external connecting pipes (200).

4. A steam soot blower with a function of increasing outlet air flow pressure according to claim 3, characterized in that: A group of soot blowing heads (220) for compressing and guiding out the steam flow is provided on the left side of the air outlet cylinder (210), and a group of air blowing ports (230) for blowing out the steam is provided inside the left side of the soot blowing head (220).

5. The steam soot blower with increased outlet air flow pressure according to claim 4, characterized in that: A set of rotating shafts (240) for driving a plurality of sets of flow guide vanes (250) to rotate are provided in the middle of the air outlet cylinder (210), and a plurality of sets of flow guide vanes (250) for adjusting airflow pressure are provided outside the rotating shafts (240).

6. The steam soot blower with increased outlet air flow pressure according to claim 1, characterized in that: A plurality of groups of steam branch conduits are provided inside the connecting gas cylinder (100), the plurality of groups of steam branch conduits are arranged in an annular structure, and each group of the steam branch conduits is connected to a group of inner tubes (130).

7. The steam soot blower with increased outlet air flow pressure according to claim 5, characterized in that: The connecting pipe, the air outlet cylinder (210) and the soot blowing head (220) are an integrated structure. A group of flat motors are provided on the left side of the air outlet cylinder (210). The driving end of the flat motor is connected to the left side of the rotating shaft (240) in a power connection. The rotating shaft (240) is connected and fixed to a plurality of groups of guide vanes (250). The cross section of the guide vanes (250) is an arc-shaped structure.

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