Steam turbine rubber ball cleaning device

Abstract

The steam turbine rubber ball cleaning device comprises a rubber ball pump and a ball collecting barrel, a ball inlet pipe is arranged at the top of the ball collecting barrel, a fixing frame is fixedly connected to the lower end of the outer surface of the ball inlet pipe, a motor cover is fixedly connected to the lower end of the fixing frame, and a driving motor is fixedly installed at the top of an inner cavity of the motor cover. The output end of the driving motor is fixedly connected with a rotating rod, and the outer surface of the rotating rod is fixedly connected with a driving impeller; the upper end and the lower end of an inner cavity of the ball collecting barrel are fixedly connected with a first spacer ring and a second spacer ring correspondingly. The rubber ball recovery device can normally drain and dredge rubber balls blocked in a pipeline, so that the rubber balls can be normally returned and recovered, the rubber ball recovery rate of the rubber ball recovery device is improved, the rubber balls can be recovered through double ball recovery nets, unfavorable conditions caused by untight gaps can be avoided, and the rubber ball recovery rate of the rubber ball recovery device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning devices, in particular to a steam turbine rubber ball cleaning device. Background Art

[0002] Steam turbine is a rotary steam power device. High-temperature and high-pressure steam passes through a fixed nozzle and becomes an accelerated airflow, which is then sprayed onto the blades, causing the rotor with the blades to rotate and perform work externally. Steam turbines are the main equipment in modern thermal power plants and are also used in the metallurgical industry, chemical industry, and ship power devices.

[0003] At present, in order to ensure the normal operation of the steam turbine, it is necessary to clean the inner wall of its pipeline, and then a steam turbine rubber ball cleaning device is needed. However, the existing steam turbine rubber ball cleaning device is easy to get blocked in the pipeline during use, or the rubber ball flows away with the water due to the damage and laxity of the ball collecting net, resulting in a low recovery rate of the rubber ball, which cannot meet people's use needs. For this reason, we propose a steam turbine rubber ball cleaning device. Utility Model Content

[0004] The purpose of the utility model is to provide a steam turbine rubber ball cleaning device, which has the advantage of a high rubber ball recovery rate and solves the problem that the existing steam turbine rubber ball cleaning device is easily blocked in the pipeline during use or the rubber balls flow away with the water due to damage and looseness of the ball collecting net, resulting in a low rubber ball recovery rate and unable to meet people's use needs.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steam turbine rubber ball cleaning device, comprising a rubber ball pump and a ball collecting cylinder, a ball inlet pipe is arranged on the top of the ball collecting cylinder, a fixing frame is fixedly connected to the lower end of the outer surface of the ball inlet pipe, a motor cover is fixedly connected to the lower end of the fixing frame, a driving motor is fixedly installed on the top of the inner cavity of the motor cover, a rotating rod is fixedly connected to the output end of the driving motor, and a driving impeller is fixedly connected to the outer surface of the rotating rod;

[0006] The upper and lower ends of the inner cavity of the ball collecting tube are respectively fixedly connected with a first spacer ring and a second spacer ring, and the bottoms of the first spacer ring and the second spacer ring are respectively fixedly installed with a first ball collecting net and a second ball collecting net.

[0007] Preferably, a flow guide tube is provided on the top of the rubber ball pump, and a control valve is provided at the right end of the flow guide tube.

[0008] Preferably, a rubber ball feeding box is fixedly installed on the right side of the guide pipe, and the bottom of the rubber ball feeding box is connected to a rubber ball outlet pipe.

[0009] Preferably, the driving impeller is matched with the ball inlet pipe, and the driving impeller is located on the inner side of the ball inlet pipe.

[0010] Preferably, there are multiple fixing frames, and the angles between two adjacent fixing frames are equal.

[0011] Preferably, the bottoms of the first ball collecting net and the second ball collecting net are respectively provided with a first lead-out branch pipe and a second lead-out branch pipe.

[0012] Preferably, the other ends of the first outlet branch pipe and the second outlet branch pipe are connected to an outlet main pipe, and the outlet main pipe is connected to a rubber ball pump.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model can achieve normal drainage and dredging of the rubber balls blocked in the pipeline, so that the rubber balls can be returned and recovered normally, thereby improving the rubber ball recovery rate of the device.

[0015] 2. The utility model can recycle the rubber balls through the double ball collecting nets and can avoid the disadvantages caused by loose gaps, so that the rubber ball recovery rate of the device is further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the ball collecting tube structure of the utility model;

[0018] Figure 3 This is an enlarged structural diagram of the utility model at A;

[0019] Figure 4 This is a schematic diagram of the structure of the motor cover of the utility model.

[0020] In the figure: 1. rubber ball pump; 2. ball collecting cylinder; 3. outlet main pipe; 4. control valve; 5. guide pipe; 6. rubber ball feeding box; 7. ball inlet pipe; 8. first ball collecting net; 9. second ball collecting net; 10. second outlet branch pipe; 11. first outlet branch pipe; 12. second spacer ring; 13. first spacer ring; 14. motor cover; 15. drive motor; 16. rotating rod; 17. drive impeller; 18. fixed frame. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0022] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" 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. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] The rubber ball pump 1, ball collecting cylinder 2, outlet main pipe 3, control valve 4, guide pipe 5, rubber ball feeding box 6, ball inlet pipe 7, first ball collecting net 8, second ball collecting net 9, second outlet branch pipe 10, first outlet branch pipe 11, second spacer ring 12, first spacer ring 13, motor cover 14, drive motor 15, rotating rod 16, drive impeller 17 and fixed frame 18 of the present application are all universal standard parts or parts known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods.

[0025] Embodiment 1

[0026] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution: a steam turbine rubber ball cleaning device, comprising a rubber ball pump 1 and a ball collecting cylinder 2, a ball inlet pipe 7 is arranged on the top of the ball collecting cylinder 2, a fixing frame 18 is fixedly connected to the lower end of the outer surface of the ball inlet pipe 7, a motor cover 14 is fixedly connected to the lower end of the fixing frame 18, a driving motor 15 is fixedly installed on the top of the inner cavity of the motor cover 14, a rotating rod 16 is fixedly connected to the output end of the driving motor 15, and a driving impeller 17 is fixedly connected to the outer surface of the rotating rod 16;

[0027] The top of the rubber ball pump 1 is provided with a flow guide pipe 5, and the right end of the flow guide pipe 5 is provided with a control valve 4;

[0028] Among them, a rubber ball feeding box 6 is fixedly installed on the right side of the guide pipe 5, and the bottom of the rubber ball feeding box 6 is connected to a rubber ball outlet pipe;

[0029] The driving impeller 17 is matched with the ball inlet pipe 7, and the driving impeller 17 is located inside the ball inlet pipe 7;

[0030] There are multiple fixing frames 18 , and the angles between two adjacent fixing frames 18 are equal.

[0031] The present technical solution can guide the rubber balls to enter the ball collecting tube 2 by setting the ball inlet tube 7. When the amount of rubber balls decreases, the external controller turns on the driving motor 15 to drive the rotating rod 16 and the driving impeller 17 to rotate forward and reverse in a short period of time, so that the flow of the rubber balls presents a state of repeated changes between forward flow and reverse flow, thereby clearing the rubber balls blocked in the pipeline and allowing them to return normally.

[0032] Embodiment 2

[0033] On the basis of embodiment 1, the utility model is as follows Figure 2 As shown, the upper and lower ends of the inner cavity of the ball collecting cylinder 2 are respectively fixedly connected with a first spacer ring 13 and a second spacer ring 12, and the bottoms of the first spacer ring 13 and the second spacer ring 12 are respectively fixedly installed with a first ball collecting net 8 and a second ball collecting net 9;

[0034] The first ball collecting net 8 and the second ball collecting net 9 are provided with a first outlet branch pipe 11 and a second outlet branch pipe 10 at the bottom thereof respectively;

[0035] The other ends of the first outlet branch pipe 11 and the second outlet branch pipe 10 are connected to the outlet main pipe 3 , and the outlet main pipe 3 is connected to the rubber ball pump 1 .

[0036] The technical solution avoids the situation of loose gaps between the first ball collecting net 8 and the second ball collecting net 9 after installation by disposing the first spacer ring 13 and the second spacer ring 12. The first ball collecting net 8 and the second ball collecting net 9 can continue to work even if one of them is damaged, and can prevent the rubber balls from flowing away with the water. In addition, with the cooperation of the first outlet branch pipe 11 and the second outlet branch pipe 10, the rubber balls can enter the rubber ball pump 1 through the outlet main pipe 3, thereby improving the rubber ball recovery rate of the device.

[0037] Working principle: Through the setting of the ball inlet pipe 7, the rubber balls can be guided to enter the ball collecting tube 2. When the amount of rubber balls decreases, the external controller turns on the driving motor 15 to drive the rotating rod 16 and the driving impeller 17 to rotate forward and reverse in a short time, so that the flow of the rubber balls presents a state of repeated changes in forward flow and reverse flow, thereby clearing the rubber balls blocked in the pipeline and returning them normally. Through the setting of the first spacer ring 13 and the second spacer ring 12, the first ball collecting net 8 and the second After the ball collecting net 9 is installed, the situation of loose gaps is avoided. The setting of the first ball collecting net 8 and the second ball collecting net 9 can continue to work even if one of them is damaged, and it will prevent the rubber balls from flowing away with the water. With the cooperation of the first outlet branch pipe 11 and the second outlet branch pipe 10, the rubber balls can enter the rubber ball pump 1 through the outlet main pipe 3, and the rubber ball pump 1 can send the rubber balls into the rubber ball feeding box 6 through the control valve 4 and the guide pipe 5. Then, the rubber balls are sent to the pipeline again through the rubber ball outlet pipe for cleaning.

[0038] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0039] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A steam turbine rubber ball cleaning device, comprising a rubber ball pump (1) and a ball collecting cylinder (2), characterized in that: The top of the ball collecting cylinder (2) is provided with a ball inlet tube (7), the lower end of the outer surface of the ball inlet tube (7) is fixedly connected to a fixing frame (18), the lower end of the fixing frame (18) is fixedly connected to a motor cover (14), the top of the inner cavity of the motor cover (14) is fixedly installed with a driving motor (15), the output end of the driving motor (15) is fixedly connected to a rotating rod (16), and the outer surface of the rotating rod (16) is fixedly connected to a driving impeller (17); The upper and lower ends of the inner cavity of the ball collecting cylinder (2) are respectively fixedly connected with a first spacer ring (13) and a second spacer ring (12); the bottoms of the first spacer ring (13) and the second spacer ring (12) are respectively fixedly installed with a first ball collecting net (8) and a second ball collecting net (9).

2. The steam turbine rubber ball cleaning device according to claim 1 is characterized in that: A flow guide tube (5) is arranged on the top of the rubber ball pump (1), and a control valve (4) is arranged at the right end of the flow guide tube (5).

3. The steam turbine rubber ball cleaning device according to claim 2 is characterized in that: A rubber ball feeding box (6) is fixedly installed on the right side of the flow guide pipe (5), and the bottom of the rubber ball feeding box (6) is connected to a rubber ball outlet pipe.

4. The steam turbine rubber ball cleaning device according to claim 1 is characterized in that: The driving impeller (17) is matched with the ball inlet pipe (7), and the driving impeller (17) is located inside the ball inlet pipe (7).

5. The steam turbine rubber ball cleaning device according to claim 1 is characterized in that: The number of the fixing frames (18) is plural, and the angles between two adjacent fixing frames (18) are equal.

6. The steam turbine rubber ball cleaning device according to claim 1 is characterized in that: A first lead-out branch pipe (11) and a second lead-out branch pipe (10) are respectively arranged at the bottom of the first ball collecting net (8) and the second ball collecting net (9).

7. The steam turbine rubber ball cleaning device according to claim 6 is characterized in that: The other ends of the first outlet branch pipe (11) and the second outlet branch pipe (10) are connected to the outlet main pipe (3), and the outlet main pipe (3) is connected to the rubber ball pump (1).

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