CN211275771U

CN211275771U - Drainage anti-blocking device

Info

Publication number: CN211275771U
Application number: CN201922104312.8U
Authority: CN
Inventors: 方飞扬; 吴锦鸿; 赵梦姣; 吴浩源; 曾元; 林宇程; 张翔; 林伟青
Original assignee: Fujian Agriculture and Forestry University
Current assignee: Fujian Agriculture and Forestry University
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-18
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to a drainage anti-blocking device, which comprises a bracket, wherein a collecting pipe fitting is arranged on the bracket, a piston assembly which can do piston motion in the collecting pipe fitting is arranged in the collecting pipe fitting, a pushing device for pushing the piston assembly to move up and down is arranged below the piston assembly, and a water level sensor is arranged at the upper end of the collecting pipe fitting; impurities on the inner wall of the collecting pipe fitting can be cleaned in the movement process of the piston assembly; when the piston assembly is in a normal state, the lower end of the piston assembly seals the collecting pipe fitting, and the upper end of the piston assembly is communicated with the upper end of the collecting pipe fitting for water accumulation; when the piston assembly moves downwards, the upper end of the piston assembly seals the collecting pipe fitting, and the lower end of the piston assembly is communicated with the lower end of the collecting pipe fitting to drain water. The utility model has the advantages of being simple in structure and simple in operation, can detect the ponding in the collection pipeline to can automatic drainage, at the in-process of drainage, can also clean the pipeline inner wall, prevent the pipe blockage.

Description

Drainage anti-blocking device

Technical Field

The utility model relates to a drainage prevents stifled device.

Background

In desulfurization process, need use the draught fan to carry out the drainage to the flue gas, at the in-process of draught fan work, can produce the comdenstion water, and need use the pipeline to discharge the comdenstion water, in the discharge process of comdenstion water, often can contain impurity in the comdenstion water, cause the pipeline to block up, the staff often needs regularly to carry out manual clearance to the pipeline, and the mounted position of draught fan often is comparatively complicated, the staff is when clearing up the pipeline, often need scramble higher position, cause inconvenience for the maintenance, increase work load simultaneously.

Disclosure of Invention

In view of this, the utility model aims at providing a drainage prevents stifled device, simple structure, easy and simple to handle can detect the ponding in the collection pipeline to can automatic drainage, at the in-process of drainage, can also clean the pipeline inner wall, prevent pipe blockage.

The technical scheme of the utility model is that: a drainage anti-blocking device comprises a bracket, wherein a collecting pipe fitting is arranged on the bracket, a piston assembly capable of doing piston motion in the collecting pipe fitting is arranged in the collecting pipe fitting, a pushing device used for pushing the piston assembly to move up and down is arranged below the piston assembly, and a water level sensor is arranged at the upper end of the collecting pipe fitting; impurities on the inner wall of the collecting pipe fitting can be cleaned in the movement process of the piston assembly; when the piston assembly is in a normal state, the lower end of the piston assembly seals the collecting pipe fitting, and the upper end of the piston assembly is communicated with the upper end of the collecting pipe fitting for water accumulation; when the piston assembly moves downwards, the upper end of the piston assembly seals the collecting pipe fitting, and the lower end of the piston assembly is communicated with the lower end of the collecting pipe fitting to drain water.

Further, the piston assembly comprises an installation rod, the lower end of the installation rod is connected with the pushing device, an upper sealing assembly is arranged at the upper end of the installation rod, a lower sealing assembly is arranged at the lower end of the installation rod, three scraping plates A and one scraping plate B are arranged between the upper sealing assembly and the lower sealing assembly at intervals, and the scraping plates B are located above the scraping plates A.

Further, the scraper A comprises a frame, and a cross-shaped support is arranged in the frame.

Furthermore, scraper blade B includes the body of the board, is provided with heavy groove in the middle part of the body of the board, is provided with the weeping hole on the body of the board.

Furthermore, the upper sealing assembly comprises an upper sealing ring and an upper mounting plate for fixedly mounting the upper sealing ring.

Further, lower seal assembly includes lower sealing washer and is used for the lower mounting panel of fixed installation lower sealing washer, and lower sealing washer upper end is provided with the scarf.

Further, collect the pipe fitting including collecting the pipeline, be provided with loudspeaker collection mouth in the collection pipeline upper end, be provided with the scarf below collecting the pipeline, the scarf of scarf and lower sealing washer is reverse to be installed.

Further, the pushing device is an air cylinder or an electric cylinder.

Furthermore, the water level control device also comprises a controller which is electrically connected with the water level sensor and the pushing device.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being simple in structure and simple in operation, can detect the ponding in the collection pipeline to can automatic drainage, at the in-process of drainage, can also clean the pipeline inner wall, prevent the pipe blockage.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural diagram 1 of an embodiment of the present invention;

fig. 2 is a front view of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an embodiment of the present invention in a normal state;

fig. 4 is a schematic structural view of the piston assembly of the embodiment of the present invention moving downward;

fig. 5 is a schematic diagram of system connection according to an embodiment of the present invention;

fig. 6 is a front view of a lower seal ring according to an embodiment of the present invention;

fig. 7 is a cross-sectional view of a lower seal ring according to an embodiment of the present invention;

FIG. 8 is a front view of a scraper B according to an embodiment of the present invention;

FIG. 9 is a cross-sectional view of a scraper B according to an embodiment of the present invention;

FIG. 10 is a front view of a scraper A according to an embodiment of the present invention;

FIG. 11 is a cross-sectional view of a scraper A according to an embodiment of the present invention;

in the figure: 100-a scaffold; 200-collecting pipe fittings; 210-a collection conduit; 220-horn collection port; 230-a beveled cut; 300-a piston assembly; 310-mounting a rod; 320-an upper seal assembly; 321-an upper sealing ring; 322-an upper mounting plate; 330-lower seal assembly; 331-lower sealing ring; 332-a lower mounting plate; 333-chamfer plane; 340-scraper A; 341-a border; 342-a cross-shaped bracket; 350-scraper B; 351-a board body; 352-sink tank; 353-leakage hole; 400-a pushing device; 500-a water level sensor; 600-a controller.

Detailed Description

As shown in fig. 1 to 11, a drainage anti-blocking device comprises a bracket 100, a collecting pipe 200 is disposed on the bracket 100, a piston assembly 300 capable of making a piston movement in the collecting pipe 200 is disposed in the collecting pipe 200, a pushing device 400 for pushing the piston assembly 300 to move up and down is disposed below the piston assembly 300, and a water level sensor 500 is disposed at the upper end of the collecting pipe 200; impurities on the inner wall of the collecting pipe fitting 200 can be cleaned in the process of moving the piston assembly 300; when the piston assembly 300 is in a normal state, the lower end of the piston assembly 300 seals the collecting pipe fitting 200, and the upper end of the piston assembly 300 is communicated with the upper end of the collecting pipe fitting 200 for water accumulation; when the piston assembly 300 moves downward, the upper end of the piston assembly 300 closes the collecting pipe member 200, and the lower end of the piston assembly 300 communicates with the lower end of the collecting pipe member 200 to discharge water. The collecting pipe 200 is used for collecting water flow and impurities; the bottom of the pushing device 400 is fixedly arranged at the bottom of the bracket 100; the periphery of the collecting pipe fitting 200 is fixed on the bracket 100; the water level sensor 500 is a non-contact water level monitoring sensor and is installed on the outer wall of the upper end of the collecting pipe 200.

In this embodiment, the piston assembly 300 includes a mounting rod 310 having a lower end connected to the pushing device 400, an upper sealing assembly 320 is disposed at the upper end of the mounting rod 310, a lower sealing assembly 330 is disposed at the lower end of the mounting rod 310, three scrapers a340 and one scraper B350 are disposed between the upper sealing assembly 320 and the lower sealing assembly 330 at intervals, and the scraper B350 is located above the scraper a 340. Scraper blade A340 and scraper blade B350 can scrape the inner wall of collecting pipe fitting 200 simultaneously at the in-process of piston assembly 300 up-and-down motion, and the impurity that will collect the pipe fitting 200 inner wall is in time scraped down, avoids collecting pipe fitting 200 to block up.

In this embodiment, the scraper a340 includes a frame 341, and a cross-shaped bracket 342 is disposed in the frame 341. The scraper A340 is arranged to be composed of a plate frame and a cross-shaped bracket 342, so that large dirt on the pipe wall can fall from a gap between the cross-shaped bracket 342 and the frame 341.

In this embodiment, the scraper B350 includes a plate body 351, a sinking groove 352 is disposed in the middle of the plate body 351, and a liquid leakage hole 353 is disposed on the plate body 351. The scraper B350 is arranged to be composed of a plate body 351, a sinking groove 352 and a liquid leakage hole 353, when the piston assembly 300 moves downwards to scrape the pipe wall, strip-shaped scraps can be formed, after the strip-shaped scraps pass through the scraper A340, the strip-shaped scraps can be pushed to the lower end of the scraper B350, when the piston assembly 300 continues to move downwards, the scraps can be broken and broken by the scraper B350, and the scraps which are changed into small pieces fall into the lower portion and are washed away with water flow.

In this embodiment, the upper sealing assembly 320 includes an upper sealing ring 321 and an upper mounting plate 322 for fixedly mounting the upper sealing ring 321. The upper sealing ring 321 is a Y-shaped sealing ring, and the upper sealing ring 321 is fastened and fixed on the upper mounting plate 322 by bolts and nuts.

In this embodiment, the lower sealing assembly 330 includes a lower sealing ring 331 and a lower mounting plate 332 for fixedly mounting the lower sealing ring 331, and a chamfer 333 is provided at an upper end of the lower sealing ring 331. The lower sealing ring 331 is a Y-shaped sealing ring, and the lower sealing ring 331 is locked and fixed on the lower mounting plate 332 through bolts and nuts; the chamfered surface 333 facilitates the timely discharge of water and dirt when the water flow at the upper end is flushed down.

In this embodiment, the collecting pipe 200 includes a collecting pipe 210, a flared collecting port 220 is provided at an upper end of the collecting pipe 210, a chamfered port 230 is provided below the collecting pipe 210, and the chamfered port 230 is installed opposite to a chamfered surface 333 of the lower sealing ring 331. The chamfered edge 230 is installed opposite to the chamfered surface 333 to facilitate the flow of water during drainage, increase the drainage opening, and prevent the lower sealing member 330 from being completely separated from the collecting duct 210 during drainage.

In this embodiment, the pushing device 400 is an air cylinder or an electric cylinder. The piston rod of the electric cylinder or the air cylinder is connected with the mounting rod 310.

In this embodiment, the device further includes a controller 600 electrically connected to the water level sensor 500 and the pushing device 400. The water level sensor 500 transmits the detected liquid level information to the controller 600.

The specific implementation mode is as follows: in a normal state, the pushing device 400 is in an extending state, the upper end of the piston assembly 300 is communicated with the upper end of the collecting pipe fitting 200, the upper sealing assembly 320 extends into the horn collecting port 220, accumulated water flows into the collecting pipeline 210, and the lower sealing assembly 330 of the piston assembly 300 seals the lower end of the collecting pipeline 210 to accumulate water; when the water level sensor 500 detects that the accumulated water in the collecting pipe fitting 200 reaches a predetermined water level, a signal is transmitted to the controller 600, the controller 600 controls the pushing device 400 to contract downwards to drive the piston assembly 300 to move downwards, when the piston assembly 300 moves downwards, the upper sealing assembly 320 of the piston assembly 300 blocks the upper end of the collecting pipe 210, the lower end of the piston assembly 300 is communicated with the lower end of the collecting pipe fitting 200, and water flow and dirt are discharged from an opening formed by the inclined cut 230 and the inclined cut 333.

Above-mentioned operation flow and software and hardware configuration only do as the preferred embodiment of the utility model discloses a not therefore restrict the patent scope of the utility model, all utilize the utility model discloses the equivalent transform of doing of description and attached drawing content, or directly or indirectly use in relevant technical field, all the same reason is included in the patent protection scope of the utility model.

Claims

1. The utility model provides a stifled device is prevented in drainage which characterized in that: the collecting pipe fitting is arranged on the bracket, a piston assembly capable of making piston motion in the collecting pipe fitting is arranged in the collecting pipe fitting, a pushing device used for pushing the piston assembly to move up and down is arranged below the piston assembly, and a water level sensor is arranged at the upper end of the collecting pipe fitting; impurities on the inner wall of the collecting pipe fitting can be cleaned in the movement process of the piston assembly; when the piston assembly is in a normal state, the lower end of the piston assembly seals the collecting pipe fitting, and the upper end of the piston assembly is communicated with the upper end of the collecting pipe fitting for water accumulation; when the piston assembly moves downwards, the upper end of the piston assembly seals the collecting pipe fitting, and the lower end of the piston assembly is communicated with the lower end of the collecting pipe fitting to drain water.

2. A drainage anti-clogging device according to claim 1, characterized in that: the piston assembly comprises an installation rod, the lower end of the installation rod is connected with the pushing device, an upper sealing assembly is arranged at the upper end of the installation rod, a lower sealing assembly is arranged at the lower end of the installation rod, three scraping plates A and one scraping plate B are arranged between the upper sealing assembly and the lower sealing assembly at intervals, and the scraping plates B are located above the scraping plates A.

3. A drainage anti-clogging device according to claim 2, characterized in that: the scraper A comprises a frame, and a cross-shaped support is arranged in the frame.

4. A drainage anti-clogging device according to claim 2, characterized in that: the scraper B comprises a plate body, a sink groove is arranged in the middle of the plate body, and a liquid leakage hole is formed in the plate body.

5. A drainage anti-clogging device according to claim 2, characterized in that: the upper sealing assembly comprises an upper sealing ring and an upper mounting plate for fixedly mounting the upper sealing ring.

6. A drainage anti-clogging device according to claim 2, characterized in that: the lower sealing assembly comprises a lower sealing ring and a lower mounting plate for fixedly mounting the lower sealing ring, and a chamfer is arranged at the upper end of the lower sealing ring.

7. The drainage anti-blocking device according to claim 6, characterized in that: the collecting pipe fitting comprises a collecting pipeline, a horn collecting opening is formed in the upper end of the collecting pipeline, a bevel cut is formed in the lower portion of the collecting pipeline, and the bevel cut and the bevel face of the lower sealing ring are installed in a reverse mode.

8. A drainage anti-clogging device according to claim 7, characterized in that: the pushing device is a cylinder or an electric cylinder.

9. A drainage anti-clogging device according to claim 8, characterized in that: the water level sensor is electrically connected with the water level sensor and the pushing device.