Demister blade maintenance tool

Abstract

The demister blade maintenance tool comprises a soaking pool, a mounting disc is arranged above the soaking pool, the outer wall of the mounting disc is slidably sleeved with a rotating ring, and a limiting mechanism is arranged on the mounting disc; u-shaped connecting frames are fixedly connected to the two sides of the mounting disc, the mounting disc is connected with supports through the U-shaped connecting frames, connecting rods are arranged in the supports, one ends of the connecting rods are fixedly connected with the U-shaped connecting frames, the other ends of the connecting rods are rotationally connected with lifting bases through bearings, limiting plates and abutting plates are fixedly connected to the front ends of the outer walls of the connecting rods, and torsional springs sleeve the rear ends of the outer walls of the connecting rods; two ends of the torsion spring are respectively connected with the lifting seat side wall and the connecting rod outer wall; a limiting base in limiting fit with the limiting plate is arranged on one inner wall of the support, and a side abutting base matched with the bottom plate is arranged on the inner wall of the other side of the support. According to the device, soaking, clamping, lifting and rotating of the demister are achieved, the cleaning efficiency of the blades of the demister is improved, and the labor cost is reduced.

Description

The technical field belongs to The present application relates to a kind of demister blade maintenance tools, belongs to demister technical field. BACKGROUND In the desulfurization system of coal-fired power plant, chemical enterprise and other industrial fields, as the core component of gas-liquid separation, the performance of demister directly affects the desulfurization efficiency and operating stability of the whole system. Hard particles such as gypsum and dust are easily attached to the surface of demister blade, which can easily block the airflow and cause the pressure drop to rise, resulting in a decrease in desulfurization efficiency. Therefore, removing the attachments on the demister blade is one of the key links to maintain the long-term stability of the desulfurization system.

[0001] The cleaning of demister blade usually uses a water gun to clean directly. However, due to the dense arrangement structure of the blade, a fixed-angle water gun cannot effectively clean all stains on the demister blade, and a large number of cleaning dead angles are easily formed. The cleaning dead angles need to be cleaned manually by workers, which is labor-intensive and dangerous. Some cleaning dead angles also require the cooperation of multiple workers for a long time, which significantly increases the maintenance cost and time, and the cleaning efficiency is low. Moreover, the stains are mostly hard particles, which are difficult to clean. SUMMARY

[0002] The present application aims to provide a demister blade maintenance tool to solve the problems raised in the background.

[0003] The technical solution of the present application is as follows: A demister blade maintenance tool includes a soaking pool, an installation disc is arranged above the soaking pool, a grid is arranged at the bottom of the installation disc, a rotating ring is slidably arranged on the outer wall of the installation disc, and a limiting mechanism is arranged on the installation disc. U-shaped connecting frames are fixedly connected to both sides of the installation disc, and a support is connected to the installation disc through the U-shaped connecting frames. Connection rods are arranged in the support, one end of each connection rod is fixedly connected to the U-shaped connecting frame, the other end of each connection rod is rotatably connected to a lifting seat through a bearing, a limiting plate and a resisting plate are fixedly connected to the front end of the outer wall of each connection rod, a torsional spring is sleeved on the rear end of each connection rod, and the two ends of the torsional spring are connected to the side wall of the lifting seat and the outer wall of the connection rod, respectively. A limiting seat that limits the limiting plate is arranged on one inner wall of the support, and a side resisting seat that cooperates with the bottom plate is arranged on the other inner wall of the support. The support is divided into a first support and a second support, a threaded rod that threadedly sleeves with the lifting seat is arranged in the first support, and a limiting rod that slidably sleeves with the lifting seat is arranged in the second support.

[0004] Further, the limiting mechanism includes a plurality of housings mounted on the installation disc and a plurality of guide rods fixedly connected to the installation disc. A limiting slide plate is movably arranged in each housing, an arc-shaped through hole is formed in the bottom of each housing, and an inclined slot is formed in the limiting slide plate. Each guide rod passes through the inclined slot and is connected to the arc-shaped through hole.

[0005] Further, the limiting mechanism further comprises a hand push rod, a locking sleeve and a limiting half ring, the hand push rod is fixedly connected to the rotating ring, the outer wall of the hand push rod is threadedly sleeved with the locking sleeve, and the limiting half ring is arranged on the inner wall of the U-shaped connecting frame connected with the second support.

[0006] Further, the outer wall of the locking sleeve is provided with anti-skid lines, the inner wall is provided with internal threads, and the outer wall of the push rod is provided with external threads matched with the locking sleeve.

[0007] Further, the supports are fixedly provided with protective plates close to the mounting disc side, and the protective plates are provided with sliding holes for the connecting rods to pass through.

[0008] Further, the outer side wall of the protective plate of the second support is provided with an L-shaped limiting frame.

[0009] Further, the top of the first support is fixedly provided with a speed reducer connected with the threaded rod.

[0010] The application has the following beneficial effects: The soaking pool is arranged to load cleaning liquid, so that the hard substances on the demister are softened, and the subsequent flushing of the water gun is facilitated; the limiting mechanism is arranged to fix the demister on the mounting disc, so that the demister is prevented from falling off the mounting disc during the rotation of the mounting disc, and the stability of the demister blade during the cleaning process is improved; the supports and the related structures in the supports are arranged, the limiting plate, the abutting plate and the torsional spring on the connecting rod are cooperated through the lifting of the lifting seat, the abutting plate is abutted against the side abutting plate, the demister blade is rotated to be vertical along with the mounting disc, the demister blade is cleaned by the water gun at various angles, the demister blade is restored to be horizontal along with the mounting disc through the limiting plate and the limiting seat, the rotation of the demister blade is realized through the application, the water gun can cover all the dead angles on the demister blade, the cleaning efficiency of the demister blade is improved, and the labor cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structural schematic view of the application; Figure 2 It is a structural schematic view of the support and the U-shaped connecting frame of the application; Figure 3 It is a structural schematic view of the limiting mechanism of the application; Figure 4 It is a structural schematic view of the locking sleeve of the application; Figure 5 It is a schematic view of the use process of the application.

[0012] In the drawings, the reference signs are represented as: 1, soak pool; 2, mounting disc; 201, grid; 202, rotating ring; 203, guide rod; 3, U-shaped connecting frame; 4, support; 401, first support; 402, second support; 403, connecting rod; 404, lifting seat; 405, torsional spring; 406, limiting plate; 407, limiting seat; 408, stop plate; 409, side stop seat; 410, limiting rod; 411, L-shaped limiting frame; 412, protective plate; 413, sliding hole; 5, limiting mechanism; 501, limiting slide plate; 502, inclined slot; 503, outer shell; 504, arc-shaped through hole; 505, hand push rod; 506, locking sleeve; 507, limiting half ring; 508, anti-skid pattern; 6, speed reducer; 7, demister. DETAILED DESCRIPTION

[0013] As Figures 1 to 5 shown, a demister blade maintenance tool comprises: A soak pool 1 for containing cleaning liquid.

[0014] A mounting disc 2 for loading the demister 7, arranged above the soak pool 1, the bottom of the mounting disc 2 is provided with a stainless steel grid 201 for allowing the cleaning liquid to flow during the cleaning process of the demister 7 blades, and when the mounting disc 2 is in a vertical state, the blades of the demister 7 can be cleaned from the bottom of the mounting disc 2, the outer wall of the mounting disc 2 is slidingly sleeved with a rotating ring 202, and the mounting disc 2 is fixedly connected with U-shaped connecting frames 3 on both sides.

[0015] A lifting and rotating mechanism for realizing the lifting and rotation of the mounting disc 2, comprising supports 4 arranged on both sides of the mounting disc 2, the supports 4 are connected with the mounting disc 2 through the U-shaped connecting frames 3; the supports 4 are provided with connecting rods 403, one end of the connecting rods 403 is fixedly connected with the U-shaped connecting frames 3, the other end is rotatably connected with lifting seats 404 through bearings, the front end of the outer wall of the connecting rods 403 is fixedly connected with limiting plates 406 and stop plates 408, the rear end is sleeved with torsional springs 405, the two ends of the torsional springs 405 are respectively connected with the side wall of the lifting seats 404 and the outer wall of the connecting rods 403; An inner wall of the support 4 is provided with a limiting seat 407 cooperating with the limiting plate 406, the limiting seat 407 is used to limit the rotation of the connecting rod 403, another inner wall of the support 4 is provided with a side abutting seat 409 cooperating with the abutting plate 408, the side abutting seat 409 is used to push the rotation of the connecting rod 403; The support 4 is fixedly provided with a protective plate 412 close to one side of the mounting disc 2, which is used to protect the components in the support 4, and the surface of the protective plate 412 is provided with a sliding hole 413 for the connecting rod 403 to pass through; During the lifting process of the mounting disc 2, when the abutting plate 408 touches the side abutting seat 409, the connecting rod 403 drives the mounting disc 2 to rotate to the vertical state through the U-shaped connecting frame 3, and the torsional spring 405 stores energy; When the abutting plate 408 is separated from the side abutting seat 409, the torsional spring 405 releases energy to drive the mounting disc 2 to return to the horizontal state, and when the limiting plate 406 abuts against the limiting seat 407, the connecting rod 403 stops rotating; The support 4 is divided into a first support 401 and a second support 402, the first support 401 is provided with a threaded rod (not shown in the figure) screwed with the lifting seat 404, the first support 401 is fixedly provided with a speed reducer motor 6 connected with the threaded rod at the top, the second support 402 is provided with a limiting rod 410 slidingly sleeved with the lifting seat 404, and the outer side wall of the protective plate 412 of the second support 402 is fixedly connected with an L-shaped limiting frame 411, when the mounting disc 2 is lifted to the top, the locking sleeve 506 is clamped into the side wall of the L-shaped limiting frame 411 to realize horizontal limiting.

[0016] The limiting mechanism 5 is arranged on the mounting disc 2 and is used for fixing the demister 7 on the mounting disc 2, comprising a plurality of guide rods 203, a plurality of housings 503, a hand push rod 505, a locking sleeve 506 and a limiting half ring 507, the guide rods 203 are evenly arranged on the mounting disc 2, the limiting slide plate 501 is movably arranged in the housing 503, one end of the limiting slide plate 501 extends above the grid 201 of the mounting disc 2, an arc-shaped through hole 504 is formed in the bottom of the housing 503, an inclined slot 502 is formed in the limiting slide plate 501, the guide rod 203 passes through the inclined slot 502 and is connected to the arc-shaped through hole 504, and the housing 503 is arranged on the mounting disc 2 through the guide rod 203; the hand push rod 505 is fixedly connected to the rotating ring 202, the locking sleeve 506 is threadedly sleeved on the outer wall of the hand push rod 505, the limiting half ring 507 is arranged on the inner wall of the U-shaped connecting frame 3 connected with the second support 402, the locking sleeve 506 is threadedly sleeved on the outer wall of the hand push rod 505, the outer wall of the locking sleeve 506 is provided with anti-skid lines 508 for increasing the friction of the locking sleeve 506, the inner wall of the locking sleeve 506 is provided with an internal thread, and the outer wall of the hand push rod 505 is provided with an external thread matched with the internal thread of the locking sleeve 506; the rotating ring 202 is pushed through the hand push rod 505, the guide rod 203 moves along the arc-shaped through hole 504, the limiting slide plate 501 is driven to slide radially outward along the mounting disc 2 in cooperation with the inclined slot 502, the demister 7 is locked on the mounting disc 2, and after the hand push rod 505 abuts against the inside of the limiting half ring 507, the locking sleeve 506 is tightened, the locking sleeve 506 is abutted on the inner wall of the limiting half ring 507 through the anti-skid lines 508 on the locking sleeve 506, so that the rotating ring 202 is fixed.

[0017] The fixed connection can be achieved by welding.

[0018] The working process of the application is as follows: The cleaning liquid is added into the soaking pool 1, and the demister 7 is arranged on the mounting disc 2; The hand push rod 505 is pushed to the limiting half ring 507, the locking sleeve 506 on the hand push rod 505 is screwed, the locking sleeve 506 is clamped at the limiting half ring 507, the rotating ring 202 is moved by the hand push rod 505, the guide rod 203 on the rotating ring 202 moves along the arc-shaped through hole 504 and cooperates with the inclined slot 502 to drive the limiting slide plate 501 to slide outward, so that the demister 7 on the mounting disc 2 is clamped and fixed; The lifting seat 404 in the support 4 is driven to descend by the speed reducer motor 6, the mounting disc 2 is immersed in the soaking pool 1, the cleaning liquid is immersed into the blades of the demister 7 through the grid 201, and the hard objects on the surface of the demister 7 are softened. The driving reduction motor 6 drives the lifting seat 404 in the support 4 to ascend, and the mounting disc 2 is separated from the soaking pool 1. When the lifting seat 404 ascends to a certain height, the abutting plate 408 on the connecting rod 403 contacts the side abutting seat 409 on the inner wall of the support 4, the limiting plate 406 on the connecting rod 403 is separated from the limiting seat 407 on the other inner wall of the support 4, the connecting rod 403 drives the mounting disc 2 to rotate to the vertical state, and the torsional spring 405 stores energy at this time. When the mounting disc 2 ascends to the highest position, the locking sleeve 506 abuts against the side wall of the L-shaped limiting frame 411, and the displacement of the locking sleeve 506 is prevented to displace the demister 7. At this time, the blades of the demister 7 can be cleaned from various angles by using a high-pressure water gun manually. After cleaning, the driving reduction motor 6 drives the lifting seat 404 in the support 4 to descend. When the connecting rod 403 is separated from the side abutting seat 409, the torsional spring 405 drives the connecting rod 403 to rotate reversely, the limiting plate 406 abuts against the limiting seat 407, the connecting rod 403 is stopped from rotating, and the mounting disc 2 returns to the original horizontal state.

[0019] However, as known by those skilled in the art, the working principle and wiring method of the motor are all conventional means or common knowledge, and will not be described here. Those skilled in the art can make any selection or arrangement according to their needs or convenience.

[0020] The drawings in the specification of the present application are only schematic in nature, and the size and shape of each component shown in the drawings are not actual limits, but only a kind of schematic representation. In the actual implementation process, each component can be reasonably configured and adjusted according to specific needs and actual conditions.

[0021] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A tool for maintaining demister blades, comprising a soaking tank, characterized in that: An installation plate is installed above the soaking tank, a grid is installed at the bottom of the installation plate, a rotating ring is slidably fitted on the outer wall, and a limit mechanism is installed on the installation plate; U-shaped connecting frames are fixedly connected to both sides of the mounting plate. The mounting plate is connected to a support through the U-shaped connecting frames. Each support has a connecting rod. One end of the connecting rod is fixedly connected to the U-shaped connecting frame, and the other end is rotatably connected to a lifting seat through a bearing. A limit plate and a stop plate are fixedly connected to the front end of the outer wall of the connecting rod, and a torsion spring is sleeved on the rear end. The two ends of the torsion spring are respectively connected to the side wall of the lifting seat and the outer wall of the connecting rod. A limit seat that cooperates with the limit plate is provided on one inner wall of the support, and a side stop seat that cooperates with the base plate is provided on the other inner wall. The support is divided into a first support and a second support. The first support is provided with a threaded rod that is threadedly connected to the lifting seat, and the second support is provided with a limiting rod that is slidably connected to the lifting seat.

2. The demister blade maintenance tool as described in claim 1, characterized in that: The limiting mechanism includes multiple housings mounted on the mounting plate and multiple guide rods fixedly connected to the mounting plate. A limiting slide plate is movably installed inside the housing. An arc-shaped through hole is opened at the bottom of the housing. An inclined groove is opened on the limiting slide plate. The guide rod passes through the inclined groove and connects with the arc-shaped through hole.

3. A demister blade maintenance tool as described in claim 2, characterized in that: The limiting mechanism also includes a push rod, a locking sleeve, and a limiting half ring. The push rod is fixedly connected to the rotating ring, and the locking sleeve is threaded onto the outer wall of the push rod. The limiting half ring is set on the inner wall of the U-shaped connecting frame connected to the second support.

4. A demister blade maintenance tool as described in claim 3, characterized in that: The outer wall of the locking sleeve is provided with anti-slip texture, and the inner wall is provided with internal thread. The outer wall of the push rod is provided with external thread that mates with the locking sleeve.

5. A demister blade maintenance tool as described in claim 1, characterized in that: Each support is fixedly equipped with a protective plate on the side near the mounting plate, and the surface of the protective plate has sliding holes for the connecting rod to pass through.

6. A demister blade maintenance tool as described in claim 1, characterized in that: An L-shaped limit bracket is installed on the outer wall of the protective plate of the second support.

7. A demister blade maintenance tool as described in claim 1, characterized in that: A geared motor connected to a threaded rod is fixedly installed on the top of the first support.

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