Anti-vibration drilling equipment for steam chamber of steam turbine

Abstract

The utility model relates to the technical field of steam turbine drilling, in particular to steam turbine steam chamber anti-vibration drilling equipment which comprises a connecting column, one end of the connecting column is fixedly connected with a fixing assembly, the surface of the other end of the connecting column is fixedly connected with an energy supply assembly, and one end of the fixing assembly is fixedly connected with a drilling assembly. A supporting assembly is fixedly connected to the surface of the outer side of the fixing assembly, holding assemblies are fixedly connected to the surfaces of the two sides of the connecting column, and the supporting assembly comprises a supporting plate, a telescopic column A, a rotating shaft and an arc-shaped plate. Through the arrangement of the supporting plate, the telescopic column A, the rotating shaft and the arc-shaped plate, during use, a worker attaches the arc-shaped plate to a cambered surface of a steam chamber, directly attaches the arc-shaped plate to the cambered surface of the steam chamber through the rotating shaft, fixes the position of a drill bit, and then performs punching, so that the whole position of the device is easy to fix and not easy to deviate during punching, and the punching efficiency is improved. And the punching position is easy to position.

Description

Technical Field

[0001] The utility model relates to the technical field of steam turbine drilling, in particular to anti-vibration drilling equipment for a steam chamber of a steam turbine. Background Art

[0002] A steam turbine, also known as a steam turbine engine, 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 plants. The steam chamber is a chamber set up to balance the steam flow after the steam passes through the main steam valve and before it enters the regulating steam valve.

[0003] A drilling device for steam turbine manufacturing disclosed in the Chinese utility model patent application publication specification CN218532915U includes a processing table, a support frame is provided on the processing table, a movable frame is slidably connected to the support frame, a movable frame is slidably connected inside the movable frame, a first electric push rod matched with the movable frame is fixedly connected to one end of the support frame, a second electric push rod matched with the movable frame is fixedly connected to one end of the movable frame, a cylinder is provided at the upper end of the movable frame, a drilling machine matched with the cylinder is provided at the lower end of the cylinder, a fan is provided at one end of the processing table, and a collection box matched with the fan is provided at the lower end of the processing table. The equipment can automatically fix the drilling equipment in the horizontal direction and adjust the processing position, so as to facilitate drilling processing at multiple positions, provide cooling capacity to ensure stable processing, and facilitate cleaning of debris left after processing to ensure the quality of subsequent processing.

[0004] However, the device lacks the functions of perfectly fitting the device on the punching surface, finding the punching position, and preventing the device from vibrating too much, which may easily result in difficulty in locating the punching point during use, and the punching position may be easily shifted due to large vibration of the device; the device also lacks the function of being easy for staff to hold and operate, which may easily result in difficulty in holding and moving the device during use, and difficulty in pressing to stabilize the device when the device vibrates. Utility Model Content

[0005] The utility model aims to provide a steam turbine steam chamber anti-vibration drilling device to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A steam turbine steam chamber anti-vibration drilling device, comprising:

[0008] A connecting column, wherein one end of the connecting column is fixedly connected to a fixing component, the other end surface of the connecting column is fixedly connected to an energy supply component, one end of the fixing component is fixedly connected to a drilling component, the outer surface of the fixing component is fixedly connected to a supporting component, and both sides of the connecting column are fixedly connected to a holding component;

[0009] The support assembly includes a support plate, a telescopic column A, a rotating shaft and an arc plate, wherein the support plate is fixedly connected to the outer surface of the fixed assembly, the telescopic column A is fixedly connected to one side surface of the support plate, the rotating shaft is fixedly connected to one end surface of the telescopic column A, and the arc plate is rotatably connected to one side surface of the rotating shaft;

[0010] The holding assembly comprises a supporting column and a holding frame, wherein the supporting column is fixedly connected to a side surface of the connecting column, and the holding frame is fixedly connected to an end surface of the supporting column.

[0011] Preferably, the fixing assembly comprises a protective shell and a rotating column, the protective shell is fixedly connected to a surface of one end of the connecting column, and the rotating column is rotatably connected to an inner wall of the protective shell.

[0012] Preferably, the drilling assembly includes a telescopic column B and a drill bit, the telescopic column B is fixedly connected to the middle of one end surface of the rotating column, the drill bit is fixedly connected to one end surface of the telescopic column B, and an anti-vibration assembly is fixedly connected to one end surface of the drilling assembly.

[0013] Preferably, the shockproof assembly includes a round rod and a spring damper, the spring damper is fixedly connected to one end surface of the protective shell, one end of the round rod is fixedly connected to one side surface of the arc plate, and the other end of the round rod is slidably connected to the inner wall of the spring damper.

[0014] Preferably, the energy supply assembly includes a fixing frame and a motor, the fixing frame is fixedly connected to a surface of one end of the connecting column, and the motor is fixedly connected to an inner side wall of the fixing frame.

[0015] Preferably, a mounting groove is provided at one end of the connecting column, and a control button is fixedly connected to the upper surface of the connecting column.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. This kind of steam turbine steam chamber anti-vibration drilling equipment, through the setting of the support plate, telescopic column A, rotating shaft and curved plate, when in use, the staff will stick the curved plate on the curved surface of the steam chamber, and then use the rotating shaft to directly make the curved plate fit the curved surface of the steam chamber, so that the drill bit position is fixed, and then drilling is performed, so that when drilling, the overall position of the device is easy to fix and not easy to shift, and the drilling position is easy to locate.

[0018] 2. This kind of anti-vibration drilling equipment for the steam chamber of a steam turbine is provided with a support column and a holding frame. When in use, the staff picks up the device by holding the holding frame and moves the device. When the device is attached to the drilling surface, the holding frames on both sides are used to apply a certain force to the drilling surface, thereby achieving the effect of facilitating holding the device for drilling and stabilizing the device during drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall appearance of the utility model;

[0020] Figure 2 This is a schematic diagram of the disassembly of the protective shell and the support plate of the utility model;

[0021] Figure 3 This is a schematic diagram of the splitting of the arc plate and the support plate of the utility model;

[0022] Figure 4 This is a schematic diagram of the disassembly of the connecting column and the fixing frame of the utility model.

[0023] In the figure: 101, connecting column; 102, supporting plate; 103, telescopic column A; 104, rotating shaft; 105, arc plate; 106, supporting column; 107, holding frame; 108, protective shell; 109, rotating column; 110, telescopic column B; 111, drill bit; 112, round rod; 113, spring damping; 114, fixing frame; 115, motor; 116, mounting slot; 117, control button. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0026] A steam turbine steam chamber anti-vibration drilling device, comprising:

[0027] A connecting column 101, one end of the connecting column 101 is fixedly connected to a fixing component, the other end surface of the connecting column 101 is fixedly connected to an energy supply component, one end of the fixing component is fixedly connected to a drilling component, the outer surface of the fixing component is fixedly connected to a supporting component, and both sides of the connecting column 101 are fixedly connected to holding components;

[0028] The support assembly includes a support plate 102, a telescopic column A103, a rotating shaft 104 and an arc plate 105. The support plate 102 is fixedly connected to the outer surface of the fixed assembly, the telescopic column A103 is fixedly connected to the surface of one side of the support plate 102, the rotating shaft 104 is fixedly connected to the surface of one end of the telescopic column A103, and the arc plate 105 is rotatably connected to the surface of one side of the rotating shaft 104. Through the arrangement of the support plate 102, the telescopic column A103, the rotating shaft 104 and the arc plate 105, when in use, the staff sticks the arc plate 105 on the surface of the steam chamber that needs to have a curvature, and then uses the rotating shaft 104 to directly make the arc plate 105 fit the surface of the steam chamber that has a curvature, so that the position of the drill bit 111 is fixed, and then drilling is performed, so that when drilling, the overall position of the device is easy to fix and not easy to deviate, and the drilling position is easy to locate;

[0029] The holding assembly includes a support column 106 and a holding frame 107. The support column 106 is fixedly connected to a surface of one side of the connecting column 101, and the holding frame 107 is fixedly connected to a surface of one end of the support column 106. Through the arrangement of the support column 106 and the holding frame 107, when in use, the staff can hold the holding frame 107 to pick up the device and move the device. When the device is attached to the punching surface, the holding frames 107 on both sides are used to apply a certain force to the punching surface, so as to facilitate holding the device for punching and stabilize the device during punching.

[0030] In this embodiment, preferably, the fixing assembly includes a protective shell 108 and a rotating column 109, the protective shell 108 is fixedly connected to the surface of one end of the connecting column 101, and the rotating column 109 is rotatably connected to the inner wall of the protective shell 108. Through the arrangement of the protective shell 108 and the rotating column 109, when in use, when the rotating column 109 drives the drill bit 111 and the telescopic column B110 to rotate, the protective shell 108 can prevent the punching debris from falling onto the rotating column 109 to affect the operation, so as to ensure the normal operation of the rotating column 109 and improve a certain safety.

[0031] In this embodiment, preferably, the drilling assembly includes a telescopic column B110 and a drill bit 111, the telescopic column B110 is fixedly connected to the middle of the surface of one end of the rotating column 109, the drill bit 111 is fixedly connected to the surface of one end of the telescopic column B110, and a shockproof assembly is fixedly connected to the surface of one end of the drilling assembly. Through the arrangement of the telescopic column B110 and the drill bit 111, when in use, the drill bit 111 changes its extension length through the telescopic column, so as to facilitate the adjustment of the height of the drill bit 111 according to the actual situation of the drilling surface;

[0032] In this embodiment, preferably, the shockproof assembly includes a round rod 112 and a spring damper 113, the spring damper 113 is fixedly connected to the surface of one end of the protective shell 108, one end of the round rod 112 is fixedly connected to the surface of one side of the arc plate 105, and the other end of the round rod 112 is slidably connected to the inner wall of the spring damper 113. Through the arrangement of the round rod 112 and the spring damper 113, when the staff uses the device to punch holes, the vibration amplitude of the device is large, which is transmitted to the spring damper 113 through the arc plate 105 and the round rod 112 to reduce the vibration amplitude, so as to achieve the effect of making the device more stable when in use and convenient to hold and use;

[0033] In this embodiment, preferably, the energy supply component includes a fixing frame 114 and a motor 115, the fixing frame 114 is fixedly connected to the surface of one end of the connecting column 101, and the motor 115 is fixedly connected to the inner wall of the fixing frame 114. When the worker holds the holding frame 107 to punch the punching surface during use, the body easy-fitting device applies pressure, and the fixing frame 114 separates the motor 115 from the outside, so as to prevent external factors from affecting the operation of the motor 115 and prevent the motor 115 from accidentally injuring the worker;

[0034] In this embodiment, preferably, a mounting groove 116 is opened at one end of the connecting column 101, and a control button 117 is fixedly connected to the upper surface of the connecting column 101. The protective shell 108 is embedded in the connecting column 101 through the mounting groove 116, so that when the device is running, the protective shell 108 is stably positioned and tightly connected to the connecting column 101, and is not easy to fall off and cause danger.

[0035] When using the anti-vibration drilling equipment for the steam chamber of a steam turbine of the present embodiment, the support column 106 and the holding frame 107 are arranged. When using, the staff holds the holding frame 107 to pick up the device, moves the device, and when the device is attached to the punching surface, a certain force is applied to the punching surface by using the holding frames 107 on both sides. Then, through the arrangement of the support plate 102, the telescopic column A103, the rotating shaft 104 and the curved plate 105, when using, the staff attaches the curved plate 105 to the surface where the steam chamber needs to have a curvature, and then uses the rotating shaft 104 to directly make the curved plate 105 fit the curved surface of the steam chamber, so that the position of the drill bit 111 is fixed, and then drilling is performed, and the protective shell 108 and the rotating column 109 are used. When in use, the rotating column 109 drives the drill bit 111 and the telescopic column B110 to rotate, and the protective shell 108 can prevent the drilling debris from falling onto the rotating column 109 and affecting the operation. Through the setting of the telescopic column B110 and the drill bit 111, when in use, the drill bit 111 changes the extension length through the telescopic column. Through the setting of the round rod 112 and the spring damper 113, when in use, when the staff uses the device to drill holes, the vibration amplitude of the device is large, which is transmitted to the spring damper 113 through the arc plate 105 and the round rod 112 to reduce the vibration amplitude, so as to achieve the purpose of easy fixing and difficult displacement of the overall position of the device during drilling, easy positioning of the drilling position, and more stable use of the device, which is convenient for holding and using.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A steam turbine steam chamber anti-vibration drilling device, characterized in that: include A connecting column (101), wherein one end of the connecting column (101) is fixedly connected to a fixing component, the other end surface of the connecting column (101) is fixedly connected to an energy supply component, one end of the fixing component is fixedly connected to a drilling component, the outer surface of the fixing component is fixedly connected to a supporting component, and both side surfaces of the connecting column (101) are fixedly connected to a holding component; The support assembly comprises a support plate (102), a telescopic column A (103), a rotating shaft (104) and an arc plate (105); the support plate (102) is fixedly connected to the outer surface of the fixed assembly, the telescopic column A (103) is fixedly connected to a side surface of the support plate (102), the rotating shaft (104) is fixedly connected to an end surface of the telescopic column A (103), and the arc plate (105) is rotatably connected to a side surface of the rotating shaft (104); The holding assembly comprises a support column (106) and a holding frame (107), wherein the support column (106) is fixedly connected to a side surface of the connecting column (101), and the holding frame (107) is fixedly connected to an end surface of the support column (106).

2. The anti-vibration drilling equipment for steam chamber of a steam turbine according to claim 1, characterized in that: The fixing assembly comprises a protective shell (108) and a rotating column (109), wherein the protective shell (108) is fixedly connected to one end surface of the connecting column (101), and the rotating column (109) is rotatably connected to the inner wall of the protective shell (108).

3. The anti-vibration drilling equipment for steam chamber of steam turbine according to claim 1, characterized in that: The drilling assembly comprises a telescopic column B (110) and a drill bit (111); the telescopic column B (110) is fixedly connected to the middle of one end surface of the rotating column (109); the drill bit (111) is fixedly connected to one end surface of the telescopic column B (110); and an anti-vibration assembly is fixedly connected to one end surface of the drilling assembly.

4. The anti-vibration drilling equipment for a steam turbine steam chamber according to claim 3, characterized in that: The anti-vibration assembly comprises a round rod (112) and a spring damper (113); the spring damper (113) is fixedly connected to one end surface of the protective shell (108); one end of the round rod (112) is fixedly connected to one side surface of the arc plate (105); and the other end of the round rod (112) is slidably connected to the inner wall of the spring damper (113).

5. The anti-vibration drilling equipment for steam chamber of steam turbine according to claim 1, characterized in that: The energy supply assembly comprises a fixing frame (114) and a motor (115); the fixing frame (114) is fixedly connected to one end surface of the connecting column (101); and the motor (115) is fixedly connected to the inner side wall of the fixing frame (114).

6. The anti-vibration drilling equipment for a steam turbine steam chamber according to claim 1, characterized in that: A mounting groove (116) is provided at one end of the connecting column (101), and a control button (117) is fixedly connected to the upper surface of the connecting column (101).

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