An intelligent correction and adjustment device for turbine butterfly valve

Abstract

This invention relates to the field of valve manufacturing equipment technology, specifically an intelligent calibration and adjustment device for turbine butterfly valves. The device includes a base, a motor, a PLC controller, a steering telescopic shaft, and a control box. A drive unit is located on one side of the control box. This drive unit consists of a motor, a steering telescopic shaft, a lifting adjuster, a track, a first cylinder, and a three-jaw chuck. The motor drives the steering telescopic shaft and the three-jaw chuck. The base has a boss and a limiting block for securing the butterfly valve, as well as a protective device for securing the valve stem sleeve. A detection device is located on one side of the boss, and this detection device has a swingable detection rod. The purpose of this invention is to provide an intelligent calibration and adjustment device for turbine butterfly valves, which helps to solve the problems of time-consuming and labor-intensive debugging and testing, and low automation in existing turbine butterfly valve systems.

Description

Technical Field

[0001] The invention relates to the technical field of valve production equipment, and in particular to an intelligent correction and adjustment device for a turbine butterfly valve. Background Art

[0002] The turbine butterfly valve is a valve that uses a circular butterfly plate as the opening and closing part and rotates with the valve stem to open, close and adjust the fluid channel. The turbine butterfly valve is suitable for air, water, sewage, steam, gas, oil, corrosive media, etc.

[0003] Traditional turbine butterfly valves are operated by manually rotating the hand wheel, which drives the valve stem to rotate through the turbine transmission, and then rotates the disc plate to open and close the pipeline in the valve body. In the production process of turbine butterfly valves, the assembled turbine butterfly valves need to be debugged to detect whether the transmission structure is connected reliably and whether the sealing performance of the disc plate sealing surface meets the standards. The traditional debugging process requires manual rotation of the hand wheel, and then measurement and detection by calipers and other testing equipment after rotation, which is time-consuming and labor-intensive, and has a low degree of automation. Summary of the invention

[0004] In view of this, an object of the present invention is to provide an intelligent correction and adjustment device for a turbine butterfly valve, which helps to solve the problems of time-consuming and labor-intensive debugging and testing of existing turbine butterfly valves and low automation.

[0005] In order to achieve the above object, the present invention adopts such technical solution:

[0006] A device for intelligent correction and adjustment of a turbine butterfly valve comprises a base, a motor, a PLC controller and a steering telescopic shaft, wherein the base comprises a bottom plate, a first plate and a second plate with adjustable height are arranged on the bottom plate, a control box is arranged on the first plate, and the PLC controller electrically connected to control various components is arranged in the control box; a driving device is arranged on one side of the control box, and the driving device is composed of a motor, a steering telescopic shaft, a lifting regulator, a track, a first cylinder and a three-claw claw plate, the motor is connected to the steering telescopic shaft and the three-claw claw plate by transmission, the lifting regulator is fixedly sleeved on the steering telescopic shaft and clamped on one side of the three-claw claw plate, the lower end of the lifting regulator is movably connected to the track, and one side of the bottom of the lifting regulator is fixedly connected to the telescopic rod of the first cylinder; a boss and a limit block for clamping a butterfly valve are arranged on the second plate, and a protective device for clamping a valve stem sleeve is also arranged on the second plate; a detection device is arranged on one side of the boss on the first plate, and the detection device is provided with a swingable detection rod.

[0007] Preferably, the track includes two track rods arranged in parallel, both ends of the track rods are fixedly connected to the first flat plate through track seats, and the track rods are arranged in parallel with the steering telescopic shaft;

[0008] The lifting regulator includes a U-shaped fixing frame with an upward opening, a movable block that can slide up and down is provided on the fixing frame, the upper end of the fixing frame is connected to a top beam, a sliding block is provided at the bottom of the fixing frame, the sliding block is movably sleeved on the track rod, and the top of the movable block is connected to the top beam through an adjusting screw.

[0009] Preferably, the outer sides of the three claws of the three-claw claw plate are provided with V-shaped grooves opening outward, and the three claws are pivotally connected to a movable rod through the V-shaped groove. The end of the movable rod away from the V-shaped groove is a pointed structure and is pivotally provided with a pulley.

[0010] Preferably, the protective device includes a second cylinder vertically fixed on the second flat plate, a third cylinder is fixed on the telescopic rod of the second cylinder, a third cylinder connecting part is provided on one side of the top of the third cylinder, and a hook is pivotally provided on the third cylinder connecting part.

[0011] Preferably, the telescopic rod of the third cylinder is arranged on one side of the connecting portion of the third cylinder;

[0012] The hook opening faces downwards, and one end of the hook is provided with a hook connection part of a plate-like structure, one end of the hook connection part is pivotally connected to the third cylinder connection part, and the bottom of the other end is connected to the telescopic rod of the third cylinder.

[0013] Preferably, the detection device includes a fourth cylinder arranged on the first flat plate, and a vertically arranged rack is provided on the telescopic rod of the fourth cylinder. The detection device also includes a guide rod arranged on one side of the fourth cylinder. The number of the guide rods is two, and a gear connected to the rack transmission is provided between the two guide rods. The two sides of the gear are connected to the guide rods through positioning blocks. A connecting frame is provided on the gear, and a detector is provided on the connecting frame. The detection rod is provided at the lower end of the detector and is vertically arranged to the connecting frame.

[0014] Preferably, the boss is a raised stepped disc or ring structure, which is fixed to the second flat plate by screws, and the two limit blocks are arranged in parallel and spaced apart, and are arranged on one side of the boss.

[0015] Preferably, the positioning block is sleeved on the guide rod and can be slidably adjusted up and down.

[0016] Preferably, the guide rod is provided with scale lines.

[0017] Beneficial Effects

[0018] The beneficial effects of the present invention are as follows: the present invention provides an automated turbine butterfly valve detection device, which replaces the traditional manual rotation of the handwheel and then uses the detection equipment for detection. The present invention adopts the first cylinder to cooperate with the steering telescopic shaft to control the lateral movement of the three-claw claw disk, so that the three-claw claw disk can be inserted into or pulled out of the handwheel, and the lifting regulator can control the up and down movement of the three-claw claw disk, and adjust its height to match the height of the handwheel. The handwheel is rotated by a motor in cooperation with the steering telescopic shaft, which saves time and effort; the turbine butterfly valve is placed on the second flat plate, and the hook of the protective device is clamped on the valve stem sleeve to play a protective role to avoid the safety hazard caused by the valve body flipping when the handwheel is turned; the detection device uses the cylinder and the transmission structure to control the up and down swing of the detection rod, and the upper end of the detection rod is connected to the detector, which replaces the traditional manual multiple measurements and helps to improve efficiency. The PLC controller is used to integrate and control various components so that the components work together. Only the turbine butterfly valve needs to be placed, and the debugging and detection process can be automatically completed by controlling the switch, which reduces labor intensity and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the present invention;

[0020] Figure 2 It is a schematic diagram of the structure of the driving device of the present invention;

[0021] Figure 3 is a schematic diagram of the second flat plate structure of the present invention;

[0022] Figure 4 It is a schematic diagram of the structure of the protective device of the present invention;

[0023] Figure 5 It is a schematic diagram of the structure of the detection device of the present invention.

[0024] Note in the figure:

[0025] 1-base; 11-bottom plate; 12-first plate; 13-second plate; 131-boss; 132-limiting block; 133-through hole; 14-connecting rod; 2-control box; 21-switch button; 3-driving device; 31-motor; 311-motor fixing plate; 32-steering telescopic shaft; 33-bearing seat; 34-lifting regulator; 341-fixing frame; 342-top beam; 343-movable block; 344-adjusting screw; 345-slider; 35-track; 351-track rod; 352-track seat; 36-three-claw claw plate; 361-V-groove ;37-movable rod;38-pulley;39-first cylinder;391-telescopic rod of first cylinder;4-protective device;41-second cylinder;42-third cylinder;421-connecting part of third cylinder;43-hook;431-hook connecting part;5-detection device;51-fourth cylinder;52-rack;521-reinforcement plate;53-guide rod;54-positioning block;55-gear;56-connecting frame;57-detection rod;58-detector;6-turbine butterfly valve;61-valve body;62-turbine head;63-handwheel;64-butterfly plate;65-valve stem sleeve. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments:

[0027] See also Figures 1 to 5, a device for intelligent correction and adjustment of turbine butterfly valves, comprising a base 1, a motor 31, a PLC controller and a steering telescopic shaft 32, the steering telescopic shaft 32 having a cross coupling, which can also be telescopic without affecting the transmission, the base 1 comprising a bottom plate 11, the bottom plate 11 being provided with a first plate 12 and a second plate 13 with adjustable height, the first plate 12 and the second plate 13 being connected to the bottom plate 11 by a connecting rod 14, the connecting rod 14 having a threaded structure, and cooperating with a nut to fix the height of the first plate 12 and the second plate 13, the first plate 12 being provided with a control box 2, the control box 2 being provided with the PLC controller electrically connected to control various components, the control box being provided with a switch button 21, the device can only be started by pressing the switch button 21, and when it is released, the device is immediately stopped, which helps to reduce the hidden dangers of operation safety, the control box 2 is also provided with a display screen for displaying parameters, and one side is provided with an adjustment button for adjusting the setting of operating parameters; one side of the control box 2 is provided with a drive The driving device 3 is composed of a motor 31, a steering telescopic shaft 32, a lifting regulator 34, a track 35, a first cylinder 39 and a three-claw claw plate 36. The motor 31 is fixed on the first flat plate 12 through a motor fixing plate 311. The motor 31 is connected to the steering telescopic shaft 32 and the three-claw claw plate 36 by transmission. The motor 31 can drive the three-claw claw plate 36 to rotate. The lifting regulator 34 is fixedly sleeved on the steering telescopic shaft 32 and is clamped on one side of the three-claw claw plate 36. The lower end of the lifting regulator 34 is movably connected to the track 35, and one side of the bottom of the lifting regulator 34 is fixedly connected to the first cylinder telescopic rod 391 of the first cylinder 39; the second flat plate 13 is provided with a boss 131 and a limit block 132 for clamping the turbine butterfly valve 6, and the second flat plate 13 is also provided with a protective device 4 for clamping the valve stem sleeve 65; the first flat plate 12 is provided with a detection device 5 on one side of the boss 131, and the detection device 5 is provided with a swingable detection rod 57.

[0028] Further, such as Figure 2As shown, the track 35 includes two parallel track rods 351, both ends of which are fixedly connected to the first flat plate 11 through track seats 352, and the track rods 351 are arranged in parallel with the steering telescopic shaft 32; the lifting regulator 34 includes a U-shaped fixing frame 341, the opening of which faces upward, and the inner sides of the beams on both sides of the fixing frame 341 have a convex structure, through which a movable block 343 that can slide up and down is clamped, the upper end of the fixing frame 341 is connected to the top beam 342 by screws, and the bottom of the fixing frame 341 is A slider 345 is provided in the part, and the slider 345 is movably mounted on the track rod 351. The first cylinder 39 drives the fixed frame 341 to move along the track rod 351, so as to adjust the lateral position of the three-claw claw plate 36. The top of the movable block 343 is connected to the top beam 342 through an adjusting screw 344. The top beam 342 is provided with a through hole for the adjusting screw 344 to pass through. The adjusting screw 344 is locked on the top beam 342 by a nut. By turning the nut, the height of the movable block 343 can be adjusted.

[0029] Furthermore, the outer sides of the three claws of the three-claw claw plate 36 are provided with V-shaped grooves 361 opening outward, and the three claws are pivotally connected to a movable rod 37 through the V-shaped groove 361, and one end of the movable rod 37 can swing in the V-shaped groove 361, and the end of the movable rod 37 away from the V-shaped groove 361 is a pointed structure, and a pulley 38 is pivotally provided. When the first cylinder 39 drives the three-claw claw plate 36 to move toward the handwheel 63, if the position of the three claws is just blocked by the connecting ribs on the inner side of the handwheel 63, the pulley 38 rotates during the advancement process, driving the movable rod 37 to swing, causing the movable rod 37 to deviate to avoid jamming, thereby ensuring that the three claws can be smoothly inserted into the handwheel 63.

[0030] Further, as shown in Figure Figure 4 As shown, the protective device 4 includes a second cylinder 41 vertically fixed on the second flat plate 13, the second cylinder 41 is fixed below the second flat plate 13, a third cylinder 42 is fixed on the telescopic rod of the second cylinder 41, a third cylinder connecting portion 421 is provided on one side of the top of the third cylinder 42, and a hook 43 is pivotally provided on the third cylinder connecting portion 421.

[0031] Further, the telescopic rod of the third cylinder 42 is arranged on one side of the third cylinder connecting portion 421;

[0032] The hook 43 opens downwards, and one end of the hook 43 is provided with a hook connection portion 431 of a plate-like structure. One end of the hook connection portion 431 is pivotally connected to the third cylinder connection portion 421 , and the bottom of the other end is connected to the telescopic rod of the third cylinder 42 .

[0033] The second cylinder 41 can drive the third cylinder 42 and the hook 43 to move up and down, and the third cylinder 42 can control the hook 43 to pivot and swing, changing the angle of the opening end of the hook 42, thereby locking or releasing the protective locking of the turbine butterfly valve 6.

[0034] Further, such as Figure 5 As shown, the detection device 5 includes a fourth cylinder 51 fixed to the first flat plate 12, the fourth cylinder 51 is vertically arranged, a vertically arranged rack 52 is provided on the telescopic rod of the fourth cylinder 51, and a reinforcing plate 521 is provided on the rear side of the rack to improve the structural strength, and the detection device 5 also includes a guide rod 53 arranged on one side of the fourth cylinder 51, the number of the guide rods 53 is two, and a gear 55 connected to the rack 52 is provided between the two guide rods 53, and the two sides of the gear 55 are connected by positioning blocks 5 4 is connected to the guide rod 53, the gear 55 is pivotally connected to the positioning block 51, a connecting frame 56 is provided on the gear 55, a detector 58 is provided on the connecting frame 56, the detection rod 57 is provided at the lower end of the detector 58 and is vertically arranged with the connecting frame 56, the detection rod 57 cooperates with the detector 58, when the bottom of the detection rod 57 contacts with the disc plate 64 of the turbine butterfly valve 6, the detector 58 can collect the corresponding signal and transmit it to the PLC controller to command the motor 31 to stop rotating.

[0035] The fourth cylinder 51 can drive the rack 52 to move up and down, driving the gear 55 to rotate, thereby causing the detector 58 and the detection rod 57 on the connecting frame 56 to swing.

[0036] Furthermore, the boss 131 is a raised stepped disc or ring structure, which is fixed to the second flat plate 13 by screws. When the valve body 61 of the turbine butterfly valve 6 has different sizes, the boss 131 of different specifications and sizes can be replaced. The second flat plate 13 is provided with threaded holes matching a variety of specifications and sizes for installation and fixation; the limit block 132 is a flat plate structure, which is fixed to the second flat plate 13 by a bolt assembly. The second flat plate 13 has a through hole or a strip hole matching it so as to adjust the distance between the two limit blocks 132. The two limit blocks 132 are arranged in parallel and spaced apart, and are arranged on one side of the boss 131, so as to clamp the bottom of the turbine head 62 of the turbine butterfly valve 6.

[0037] Furthermore, the positioning block 54 is sleeved on the guide rod 53 and can be slidably adjusted up and down.

[0038] Furthermore, the guide rod 53 is provided with scale lines to facilitate the adjustment of the height position of the detection rod 57 .

[0039] Working principle: In the actual implementation process, the equipment operation parameters are pre-set, the height of the detection rod 57 is set, the operator places the turbine butterfly valve 6 on the second flat plate 13, the turbine head 62 is clamped between the limit blocks 132, the valve body 61 is clamped on the boss 131, and the switch button 21 is pressed. The first cylinder 39 drives the three-claw claw plate 36 to move horizontally and insert it into the handwheel 63. The hook 43 of the protective device 4 is hooked by the second cylinder 41 and the third cylinder 42 to hook the valve stem sleeve 65 to play a protective role. The fourth cylinder 51 drives the detection rod 57 to swing downward, so that the detection rod 57 is vertically arranged above the inner side of the valve body 61. The motor 31 drives the three-claw claw plate 36 to rotate, driving the handwheel 63 to rotate, so that the disc plate 64 rotates until it contacts the bottom end of the detection rod 57. The detector 58 receives the signal, and the motor 31 is stopped through feedback from the PLC controller to complete the horizontal calibration of the turbine butterfly valve 6.

[0040] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An intelligent correction and adjustment device for a turbine butterfly valve, comprising a base, a motor, a PLC controller and a steering telescopic shaft, It is characterized in that The base comprises a bottom plate, on which a first plate and a second plate with adjustable height are arranged, a control box is arranged on the first plate, and the control box is provided with the PLC controller electrically connected to control various components; a driving device is arranged on one side of the control box, and the driving device is composed of a motor, a steering telescopic shaft, a lifting regulator, a track, a first cylinder and a three-claw claw disc, the motor is connected to the steering telescopic shaft and the three-claw claw disc by transmission, the lifting regulator is fixedly sleeved on the steering telescopic shaft and clamped on one side of the three-claw claw disc, the lower end of the lifting regulator is movably connected to the track, and one side of the bottom of the lifting regulator is fixedly connected to the telescopic rod of the first cylinder; a boss and a limit block for clamping a butterfly valve are arranged on the second plate, and a protective device for clamping a valve stem sleeve is also arranged on the second plate; a detection device is arranged on one side of the boss on the first plate, and the detection device is provided with a swingable detection rod; The track comprises two track rods arranged in parallel, both ends of the track rods are fixedly connected to the first flat plate through track seats, and the track rods are arranged in parallel with the steering telescopic shaft; The lifting regulator comprises a U-shaped fixing frame with an opening facing upwards, a movable block which can slide up and down is provided on the fixing frame, a top beam is connected to the upper end of the fixing frame, a slider is provided at the bottom of the fixing frame, the slider is movably sleeved on the track rod, and the top of the movable block is connected to the top beam through an adjusting screw; The three claws of the three-claw claw plate are provided with V-shaped grooves with openings facing outwards on the outer sides, and the three claws are pivotally connected to a movable rod through the V-shaped groove. The movable rod has a pointed structure at one end away from the V-shaped groove, and a pulley is pivotally provided thereon; The detection device includes a fourth cylinder arranged on the first flat plate, and a vertically arranged rack is provided on the telescopic rod of the fourth cylinder. The detection device also includes a guide rod arranged on one side of the fourth cylinder. There are two guide rods, and a gear connected to the rack transmission is provided between the two guide rods. Both sides of the gear are connected to the guide rods through positioning blocks. A connecting frame is provided on the gear, and a detector is provided on the connecting frame. The detection rod is provided at the lower end of the detector and is vertically arranged with the connecting frame.

2. According to claim 1, an intelligent correction and adjustment device for a turbine butterfly valve, It is characterized in that The protective device comprises a second cylinder vertically fixed on the second flat plate, a third cylinder is fixed on the telescopic rod of the second cylinder, a third cylinder connecting part is provided on one side of the top of the third cylinder, and a hook is pivotally provided on the third cylinder connecting part.

3. According to claim 2, an intelligent correction and adjustment device for a turbine butterfly valve, It is characterized in that The telescopic rod of the third cylinder is arranged on one side of the connecting portion of the third cylinder; The hook opening faces downwards, and one end of the hook is provided with a hook connection part of a plate-like structure, one end of the hook connection part is pivotally connected to the third cylinder connection part, and the bottom of the other end is connected to the telescopic rod of the third cylinder.

4. According to claim 1, an intelligent correction and adjustment device for a turbine butterfly valve, It is characterized in that The boss is a raised stepped disc or ring structure, which is fixed on the second flat plate by screws. The two limit blocks are arranged in parallel and spaced apart, and are arranged on one side of the boss.

5. According to claim 1, an intelligent correction and adjustment device for a turbine butterfly valve, It is characterized in that The positioning block is sleeved on the guide rod and can be slidably adjusted up and down.

6. The intelligent correction and adjustment device for a turbine butterfly valve according to claim 5, It is characterized in that The guide rod is provided with scale lines.

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