CN110792835B

CN110792835B - Device for driving pipeline valve to rotate

Info

Publication number: CN110792835B
Application number: CN201911214131.9A
Authority: CN
Inventors: 杨腾
Original assignee: Datang Yuncheng Power Generation Co Ltd
Current assignee: Datang Yuncheng Power Generation Co Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2024-06-07
Anticipated expiration: 2039-12-02
Also published as: CN110792835A

Abstract

The invention discloses a device which is beneficial to driving a pipeline valve to rotate, wherein a sliding plate is arranged in a frame, a first screw rod is arranged on the left side of the frame and is in threaded connection with the sliding plate, a first motor is arranged on the frame and is in transmission connection with the first screw rod, the sliding plate is controlled to slide up and down, a rotating device is arranged below the sliding plate, the rotating device is driven by a second motor to rotate, a plurality of sliding grooves and T-shaped sliding blocks are arranged in a turntable in the rotating device, a second screw rod is arranged in the sliding grooves and is in threaded connection with the T-shaped sliding blocks, a driven bevel gear is arranged at the top of one end inside the second screw rod and is meshed with a driving bevel gear arranged on a rotating shaft of a third motor at the bottom of the turntable, air cylinders are arranged on supporting legs at the bottom of the frame, telescopic rods of the air cylinders are all inwards, and arc plates are arranged at the tops of the telescopic rods of the air cylinders. The invention has the advantages of convenient valve opening and closing, reduced workload of operators, convenient carrying and safe use, and can adapt to valves and pipelines with various sizes, thereby saving cost.

Description

Device for driving pipeline valve to rotate

Technical Field

The invention relates to a rotating device, in particular to a device which is beneficial to driving a pipeline valve to rotate.

Background

The valve is used as a control part in a fluid conveying system, plays an extremely important role in stopping, adjusting, guiding and the like for media in a pipeline, and has various transmission modes such as manual and electric and the like for controlling the valve.

Most of valves in power plants adopt automatic control valves, but some places cannot use automatic control valves, only manual valves can be used, and manual rotation of the valves is extremely laborious, so that manpower is greatly consumed, and the efficiency of manual rotation of the valves is low, so that the working efficiency is affected.

Disclosure of Invention

The invention aims to provide a device which is beneficial to driving a pipeline valve to rotate, and has the advantages of rapidly rotating the valve and increasing the working efficiency.

The technical aim of the invention is realized by the following technical scheme:

The device comprises a frame, wherein the frame is a cube formed by splicing a plurality of square tubes, supporting legs are arranged at the bottoms of four corners of the frame, and four vertical square tubes in the frame are sleeved with sliding plates in the horizontal direction in a sliding manner;

Two horizontal square tubes positioned at the left side of the frame are provided with round perforations penetrating up and down, the two round perforations are positioned in the same vertical plane, a first bearing is fixedly arranged in each round perforation, a first screw rod is arranged between the two first bearings, the first screw rod penetrates through the sliding plate and is in threaded connection with the sliding plate, and the top of the first screw rod is in transmission connection with a first motor fixed at the top of the horizontal square tube above the left side of the frame;

the bottom of the sliding plate is provided with a rotating device, the rotating device comprises a rotary plate, a plurality of fixed rods and a second motor, the rotary plate is in sliding connection with the sliding plate, a plurality of T-shaped sliding grooves with vertical sections are uniformly formed between the circumference surfaces of the outermost side of the rotary plate along the circle center, each sliding groove is internally and slidably connected with a T-shaped sliding block, and the bottom of each T-shaped sliding block is fixedly connected with the fixed rod;

The middle position of the top of the sliding plate is provided with a circular through hole, and the turntable is in transmission connection with a second motor fixedly arranged on the top of the sliding plate through the circular through hole;

the lower ends of the supporting legs on the left side of the frame are respectively provided with a cylinder with a telescopic rod to the right, the lower ends of the supporting legs on the right side of the frame are respectively provided with a cylinder with a telescopic rod to the left, and one side, close to the inner side, of the telescopic rod of the cylinder is provided with an arc plate;

The frame top is equipped with control switch, control switch's signal output part all is connected with the signal input part of first motor, the signal input part of second motor and the signal input part of cylinder.

The preferred scheme is as follows:

Preferably: a placing round groove is formed in the center of the bottom of the rotary table, second bearings are arranged at the top wall and the opening at the bottom of the placing round groove, a third motor is arranged at the bottom of the rotary table, and a rotating shaft of the third motor is fixedly connected with an inner ring of the second bearing;

A plurality of through holes are formed in each sliding groove, each through hole penetrates through the outer side wall of the turntable by a round groove for placing the turntable, a third bearing is arranged in each through hole, a second screw rod is arranged in each sliding groove, and the second screw rods are fixedly connected with inner rings of the third bearings on the inner side and the outer side of the sliding groove;

A driving bevel gear is fixedly arranged at the lower end of the rotating shaft of the third motor, the driving bevel gear is positioned above a second bearing at the opening of the bottom, a plurality of driven bevel gears corresponding to the second screw rods are engaged and matched around the driving bevel gear, and the end parts of the second screw rods at the round placing grooves extend towards the corresponding driven bevel gears and are fixedly connected with the corresponding driven bevel gears;

Screw holes corresponding to the second screw rods one by one are formed in the T-shaped sliding blocks, and the T-shaped sliding blocks are in threaded connection with the second screw rods. The third motor is utilized to drive the driving bevel gear to rotate, so that the driven bevel gear is driven to rotate, and as the second screw rod is fixedly connected with the driven bevel gear and fixedly connected with the second bearings at the two ends of the sliding groove, the second screw rod is also in threaded connection with the T-shaped sliding blocks in the sliding groove, so that the second screw rod rotates, and when all the driven bevel gears follow the driving bevel gear to rotate, all the T-shaped sliding blocks slide along the sliding groove.

Preferably: and the signal output end of the control switch is connected with the signal input end of the third motor. And controlling the rotation of the third motor by using the control switch.

Preferably: the top of the first screw rod is downwards away from the bottom 10CM of the square pipe above the first screw rod, and threads are not arranged on the bottom. When the sliding plate is 10CM away from the bottom of the square tube above, the sliding plate cannot ascend, and the reserved gap can be held by hands.

Preferably: and a plurality of fixed rods are sleeved with first rubber pads on the outer sides of the fixed rods. The first rubber pad is sleeved outside the fixed rod, so that the fixed rod can be protected from being worn, and the hand wheel of the valve can be protected from being damaged.

Preferably: the arc-shaped plate has elasticity, and the central angle degree corresponding to the arc-shaped plate is 150. The arc opening part of arc is equipped with the second rubber pad, the arc deviates from the telescopic link fixed connection that the arc opening was in the cylinder. The arc has elasticity can adapt to the pipeline of various sizes, is equipped with the second rubber pad and can prevent that the arc from skidding, hurts operating personnel.

Preferably: and a third rubber pad is sleeved on the square tube at the front side above the frame and the square tube at the rear side above the frame. The third rubber pad is sleeved, so that the comfort level of the hand during holding can be increased, and the friction force of the hand can be increased.

Preferably: the bottoms of the four supporting legs are respectively connected with height-adjustable feet in a threaded manner. The height of the whole device can be adjusted by adjusting the height angle, so that the device can be used on uneven ground.

Preferably: the control switch comprises a key for controlling the first motor, a key for controlling the second motor, a key for controlling the third motor and a key for controlling the air cylinder. The ascending key, the descending key and the stop key of the first motor are controlled, the left turning key, the right turning key and the stop key of the second motor are controlled, the inner moving key, the outer moving key and the stop key of the third motor are controlled, the starting key and the closing key of the air cylinder are controlled, and various keys control the motor and the air cylinder which are connected with the keys, so that the electric motor is simple, convenient and easy to control.

In summary, the invention has the following beneficial effects:

Through the setting of slide, cylinder, carousel, can make this device be used for the not valve of co-altitude, not unidimensional pipeline, not unidimensional valve hand wheel can accomplish the make full use of, fully lightens operator's work burden.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a skateboard and a turning device of the present invention;

FIG. 3 is a partial cross-sectional view of the skateboard of the present invention;

FIG. 4 is a partial cross-sectional view of the turning device of the present invention;

fig. 5 is an enlarged view of a in fig. 4.

In the figure, 1, a frame; 2. a rotating device; 111. square tubes; 112. a support leg; 113. a slide plate; 114. a first bearing; 115. a first screw rod; 116. a first motor; 117. a cylinder; 118. an arc-shaped plate; 119. a control switch; 120. a second rubber pad; 121. a third rubber pad; 122. height adjustable feet; 211. a turntable; 212. a fixed rod; 213. a second motor; 214. a T-shaped slider; 215. a second bearing; 216. a third motor; 217. a third bearing; 218. a second screw rod; 219. a drive bevel gear; 220. a driven bevel gear; 221. first rubber pad

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

According to fig. 1-5, a device for driving a pipeline valve to rotate is provided, wherein a frame 1 formed by splicing a plurality of square pipes 111 is used, supporting legs 112 are arranged at the bottoms of four corners of the frame 1, sliding plates 113 in the horizontal direction are arranged in the frame 1, square perforations corresponding to the vertical square pipes 111 one by one are arranged at the four corners of the sliding plates 113, the sliding plates 113 are sleeved on the four vertical square pipes 111, and the sliding plates 113 slide up and down along the vertical square pipes 111 on the frame 1.

Two horizontal square tubes 111 on the left side of the frame 1 are all provided with round perforations, the round perforations vertically penetrate through the square tubes 111, a first bearing 114 is fixedly arranged in each round perforation, a first screw rod 115 is arranged between the two first bearings 114, the top of the first screw rod 115 is flush with the top of the square tube 111 above, the bottom of the first screw rod 115 is flush with the bottom of the square tube 111 below, and the first screw rod 115 is fixedly connected with the inner ring of the first bearing 114. In order to enable the sliding plate 113 to automatically move up and down, threaded holes corresponding to the first screw rods 115 one by one are formed in the left side of the sliding plate 113, the first screw rods 115 are in threaded connection with the threaded holes, a first motor 116 is arranged at the top of the square tube 111 above the left side, a rotating shaft of the first motor 116 is fixedly connected with the first screw rods 115, the first motor 116 rotates, and the sliding plate 113 slides up and down under the condition that the first screw rods 115 are fixed.

The bottom intermediate position of slide 113 is equipped with carousel 211, and it has circular through-hole to open at the top intermediate position of slide 113, is equipped with second motor 213 fixedly at slide 113 top, and the pivot of second motor 213 passes circular through-hole, with the top fixed connection of carousel 211, second motor 213 rotates, drives carousel 211 rotation.

A plurality of T-shaped sliding grooves with vertical sections are uniformly formed in the bottom of the rotary table 211 along the circle center to the outermost circumferential surface, T-shaped sliding blocks 214 with vertical sections corresponding to the T-shaped sliding blocks are arranged in each sliding groove, the T-shaped sliding blocks 214 slide in the sliding grooves, a fixed rod 212 is fixedly arranged at the bottom of each T-shaped sliding block 214, and the T-shaped sliding blocks 214 are moved according to the size of a valve hand wheel which rotates as required so as to adapt to different valves, and a first rubber pad 221 is sleeved on the fixed rod 212 so as to prevent the valve hand wheel from being scratched.

In order to enable the T-shaped sliding block 214 to slide towards the inside of the turntable 211 or towards the outside of the turntable 211, a placement round groove is formed in the center of the bottom of the turntable 211, a second bearing 215 is arranged at the opening of the top wall and the bottom of the placement round groove, a third motor 216 is arranged in the center of the bottom of the turntable 211, and a rotating shaft of the third motor 216 is fixedly connected with the inner ring of the second bearing 215. Perforations are formed in the sliding grooves, each perforation penetrates through the outer side wall of the rotating disc 211 through a round placing groove of the rotating disc 211, a third bearing 217 is arranged in each perforation, a second screw rod 218 is arranged in each sliding groove, the second screw rod 218 is fixedly connected with the inner ring of the third bearing 8 inside and outside the sliding groove, the top of the round placing groove of the second screw rod 218 extends into the round placing groove, driven bevel gears 220 are arranged at the extending positions of the second screw rod 218, driving bevel gears 219 are arranged below the rotating shaft of the third motor 216 and above the second bearing 215, the driving bevel gears 219 are meshed with the driven bevel gears 220, and in order to drive the T-shaped sliding blocks 214 to slide, threaded holes corresponding to the second screw rods 218 one by one are formed in the T-shaped sliding blocks 214, and the second screw rods 218 are in threaded connection with the T-shaped sliding blocks 214.

For convenient holding, the bottom 10CM of the square tube 111 above the top downward distance of the first screw rod 115 is not provided with threads, that is, when the sliding plate 113 rises to a position without threads, the sliding plate 113 stops rising to protect hands from being clamped, and then in order to increase friction force of hands and comfort of hands, the square tube 111 at the front side above the frame 1 and the square tube 111 at the rear side above the frame 1 are sleeved with the third rubber pad 121, so that the control switch 119 is arranged at the top of the square tube 111 above the frame 1, and the control switch is convenient to press when holding.

The signal output part of the control switch 119 is connected with the signal input part of the first motor 116, the signal input part of the second motor 213, the signal input part of the third motor 216 and the signal input part of the air cylinder 117, the air cylinder 117 with the right telescopic rod is installed at the lower end of the supporting leg 112 at the left side of the frame 1, the air cylinder 117 with the left telescopic rod is installed at the lower end of the supporting leg 112 at the right side of the frame 1, the telescopic rod can simultaneously extend and retract towards the inside of the frame 1, the top of the telescopic rod of the air cylinder 117 is provided with an elastic arc-shaped plate 118, and the angle corresponding to the arc-shaped plate 118 is 150. The arc-shaped plate 118 deviates from the arc-shaped opening and is fixedly connected with the telescopic rod of the air cylinder 117, a second rubber pad 120 is arranged at the opening of the arc-shaped plate 118, the arc-shaped plate 118 is provided with an elastic pipeline which can adapt to various sizes, and the second rubber pad 120 is arranged to prevent the arc-shaped plate 118 from slipping.

In order to prevent the device from being put down, the arc plate 118 is not enough to be propped against the right center position of the pipeline when the telescopic rod of the air cylinder 117 stretches out and draws back due to uneven ground and the like, and therefore the bottoms of the four supporting legs 112 are all in threaded connection with the height-adjustable feet 122.

The control switch 119 is provided with an up key, a down key, and a stop key for controlling the first motor 116, a left turn key, a right turn key, and a stop key for controlling the second motor 213, an inside shift key, an outside shift key, and a stop key for controlling the third motor 216, and a start key and a close key for controlling the air cylinder 117.

The working principle of the invention is as follows:

Lifting square tubes 111 above the front side and the rear side of the frame 1, putting down the square tubes against the valve, pressing an inward shift key of a control switch 119 for controlling a third motor 216, rotating the third motor 216, driving a bevel gear 219 to rotate by the third motor 216, driving a second screw rod 218 to rotate by driving a driven bevel gear 220, and driving a T-shaped slide block 214 to move inward;

After the proper position is reached, a stop key of the control switch 119 for controlling the third motor 216 is pressed, the third motor 216 stops rotating, at the moment, a descending key of the control switch 119 for controlling the first motor 116 is pressed, the sliding plate 113 descends to drive the fixed rod 212 to be inserted into the valve hand wheel, a stop key of the control switch 119 for controlling the first motor 116 is pressed, and meanwhile, an outward moving key of the control switch 119 for controlling the third motor 216 is pressed, and the fixed rod 212 moves outwards along with the T-shaped sliding block 214 and is propped against the inner side of the valve hand wheel;

When the valve hand wheel is propped against, the actuating key of the air cylinder 117 is pressed, the telescopic rod moves towards the pipeline, the arc-shaped plate 118 butts against the pipeline to fix the frame 1, and meanwhile, the height-adjustable foot 122 is rotated downwards to play a secondary fixing role;

the left turn key of the second motor 213 is controlled by pressing, the second motor 213 rotates, and simultaneously, the first motor 116 rotates along with the left turn key, the first motor 116 drives the sliding plate 113 to move upwards, and the second motor 213 rotates to open the valve.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims

1. The utility model provides a do benefit to and drive pipeline valve pivoted device which characterized in that: the device comprises a frame (1), wherein the frame (1) is a cube formed by splicing a plurality of square tubes (111), supporting legs (112) are arranged at the bottoms of four corners of the frame (1), and sliding plates (113) in the horizontal direction are sleeved on four vertical square tubes (111) in the frame (1) in a sliding manner;

Two horizontal square tubes (111) positioned at the left side of the frame (1) are provided with round perforations penetrating up and down, the two round perforations are positioned in the same vertical plane, a first bearing (114) is fixedly arranged in each round perforation, a first screw rod (115) is arranged between the two first bearings, the first screw rod (115) penetrates through the sliding plate (113) and is in threaded connection with the sliding plate (113), and the top of the first screw rod (115) is in transmission connection with a first motor (116) fixed at the top of the horizontal square tube above the left side of the frame (1);

The bottom of the sliding plate (113) is provided with a rotating device (2), the rotating device (2) comprises a rotary table (211), a plurality of fixed rods (212) and a second motor (213), the rotary table (211) is in sliding connection with the sliding plate (113), a plurality of T-shaped sliding grooves with vertical sections are uniformly formed between the bottom of the rotary table (211) along the circle center and the outermost circumferential surface, each sliding groove is internally and slidably connected with a T-shaped sliding block (214), and the bottom of each T-shaped sliding block (214) is fixedly connected with the fixed rod (212);

A circular through hole is formed in the middle of the top of the sliding plate (113), and the rotary table (211) is in transmission connection with a second motor (213) fixedly arranged on the top of the sliding plate (113) through the circular through hole;

The lower ends of the support legs on the left side of the frame (1) are respectively provided with a cylinder (117) with a telescopic rod to the right, the lower ends of the support legs on the right side of the frame (1) are respectively provided with a cylinder (117) with a telescopic rod to the left, and one side, close to the inner side, of the telescopic rod of the cylinder (117) is provided with an arc-shaped plate (118);

a control switch (119) is arranged at the top of the frame (1), and signal output ends of the control switch (119) are connected with a signal input end of the first motor (116), a signal input end of the second motor (213) and a signal input end of the cylinder (117);

A placement round groove is formed in the center of the bottom of the rotary table (211), a second bearing (215) is arranged at the inner top wall and the bottom opening of the placement round groove, a third motor (216) is arranged at the bottom of the rotary table (211), and a rotating shaft of the third motor (216) is fixedly connected with an inner ring of the second bearing (215);

A plurality of through holes are formed in each sliding groove, each through hole is formed by penetrating the outer side wall of the rotary table (211) through a round groove for placing the rotary table (211), a third bearing (217) is arranged in each through hole, a plurality of second lead screws (218) are arranged in each sliding groove, and the second lead screws (218) are fixedly connected with inner rings of the third bearings (217) on the inner side and the outer side of each sliding groove;

A driving bevel gear (219) is fixedly arranged at the lower end of the rotating shaft of the third motor (216), the driving bevel gear (219) is positioned above a second bearing (215) at the opening of the bottom, a plurality of driven bevel gears (220) corresponding to the second screw rods (218) are engaged and matched around the driving bevel gear (219), and the end parts of the second screw rods (218) positioned at the placing circular grooves extend to the corresponding driven bevel gears (220) and are fixedly connected with the corresponding driven bevel gears;

Screw holes corresponding to the second screw rods (218) one by one are formed in the T-shaped sliding blocks (214), and the T-shaped sliding blocks (214) are in threaded connection with the second screw rods (218);

The top of the first screw rod (115) is downwards far from the bottom of the square tube (111) above by 10cm, and threads are not arranged.

2. A device for facilitating rotation of a conduit valve as defined in claim 1, wherein: the signal output end of the control switch (119) is connected with the signal input end of the third motor (216).

3. A device for facilitating rotation of a conduit valve as defined in claim 1, wherein: the outer sides of the fixing rods (212) are sleeved with first rubber pads (221).

4. A device for facilitating rotation of a conduit valve as defined in claim 1, wherein: the arc-shaped plate (118) has elasticity, the central angle degree corresponding to the arc-shaped plate (118) is 150 degrees, a second rubber pad (120) is arranged at the arc-shaped opening of the arc-shaped plate (118), and the arc-shaped plate (118) is fixedly connected with a telescopic rod of the air cylinder (117) deviating from the arc-shaped opening.

5. A device for facilitating rotation of a conduit valve as defined in claim 1, wherein: a third rubber pad (121) is sleeved on the square tube (111) at the front side above the frame (1) and the square tube (111) at the rear side above the frame.

6. A device for facilitating rotation of a conduit valve as defined in claim 1, wherein: the bottoms of the four supporting legs (112) are respectively connected with height-adjustable feet (122) in a threaded mode.

7. A device for facilitating rotation of a conduit valve as defined in claim 2, wherein: the control switch (119) comprises a key for controlling the first motor (116), a key for controlling the second motor (213), a key for controlling the third motor (216) and a key for controlling the air cylinder (117).