CN214861523U - Pipeline filter for sodium-alkali desulfurization slurry - Google Patents
Pipeline filter for sodium-alkali desulfurization slurry Download PDFInfo
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- CN214861523U CN214861523U CN202120734861.8U CN202120734861U CN214861523U CN 214861523 U CN214861523 U CN 214861523U CN 202120734861 U CN202120734861 U CN 202120734861U CN 214861523 U CN214861523 U CN 214861523U
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Abstract
The utility model relates to an environmental protection desulfurization technical field discloses a sodium-alkali method desulfurization thick liquid pipeline filter, including the installation pipe with the connecting pipe at installation pipe both ends, the both ends of installation pipe are all overlapped and are equipped with the connecting ring cover, and the inside of installing the pipe is provided with the filter screen to all be provided with a plurality of guide blocks on the both ends inner wall of installation pipe, guide block evenly distributed, and run through on the guide block and be provided with the guide bar, guide bar and guide block sliding fit, and be fixed with same ring between the outer end of all guide bars of one end, be provided with the spring between ring and the guide block, and the outside of ring is provided with the sealing washer. This device is through closing behind the both sides valve, rotates two-way screw lead screw and can take off the installation pipe to can change the inside filter screen, so that change the filter screen of different specifications and filter the crystal particle in the desulfurization slurry.
Description
Technical Field
The utility model relates to an environmental protection desulfurization technical field especially relates to a sodium-alkali method desulfurization thick liquid pipeline filter.
Background
At present, the sodium-alkali desulfurization refers to a desulfurization method using two alkaline substances of NaOH and lime (CaOH) as a desulfurizing agent, and the conventional sodium-alkali desulfurization process is that sodium-alkali slurry is directly pressurized by a circulating pump and then enters a spraying layer for atomization, and the atomized slurry is in contact reaction with flue gas, so that the desulfurization purpose is achieved. The sodium-alkali desulfurization byproduct is a mixture of sodium sulfate and sodium sulfite, the concentration of the sodium sulfate and the concentration of the sodium sulfite in the desulfurizing tower liquid holding tank are gradually increased after long-time circulation, crystalline particles easily appear in the slurry, the crystalline particles can enter a spray nozzle of a spray layer through a circulating pump, and the aperture of the sodium-alkali desulfurization nozzle is small and is easily blocked by the crystalline particles.
In order to solve the problems, in the existing method, a filter device is generally additionally arranged between an inlet valve of a circulating pump of a desulfurization tower and the pump, and crystal particles in the sodium-alkali desulfurization slurry are filtered by the filter device to prevent the crystal particles from blocking a desulfurization nozzle hole, but a filter screen of the existing filter device is usually not detachable and can only filter a blockage with a set specification, so that a sodium-alkali desulfurization slurry pipeline filter is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a pipeline filter for desulfurizing slurry by a sodium-alkali method.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sodium-alkali desulfurization slurry pipeline filter comprises an installation pipe and connecting pipes at two ends of the installation pipe, wherein the two ends of the installation pipe are both sleeved with a connecting ring sleeve, a filter screen is arranged inside the installation pipe, a plurality of guide blocks are arranged on the inner walls of the two ends of the installation pipe respectively, the guide blocks are uniformly distributed, guide rods penetrate through the guide blocks, the guide rods are in sliding fit with the guide blocks, the same circular ring is fixed between the outer ends of all the guide rods at one end, a spring is arranged between the circular ring and the guide blocks, and a sealing ring is arranged on the outer side of the circular ring;
the two sides of the connecting ring sleeve are both fixed with protruding blocks, a two-way threaded screw rod is arranged between the two protruding blocks at each time, two ends of the two-way threaded screw rod respectively penetrate through the protruding blocks, the two-way threaded screw rod is in threaded connection with the protruding blocks, two ends of the connecting ring sleeve are both provided with clamping grooves, and sealing rubber is arranged on the inner wall of each clamping groove.
Preferably, the outer end of the connecting pipe is provided with a connecting flange, and a valve is arranged in the connecting pipe.
Preferably, the filter screen sets up in the slope, and the bottom of filter screen is provided with row's cinder hole, and row's cinder hole is seted up on the installation pipe, and the outside threaded connection in row's cinder hole has a collecting vessel.
Preferably, both ends of the bidirectional threaded screw rod are respectively provided with a clockwise thread and an anticlockwise thread, and the middle part of the bidirectional threaded screw rod is provided with a rotating part.
Preferably, an indication arrow is arranged on the outer wall of the installation pipe along the horizontal direction.
Preferably, the spring is sleeved on the guide rod, and a limiting block is arranged at one end, far away from the circular ring, of the guide rod.
The utility model has the advantages that:
1. this device is through closing behind the both sides valve, rotates two-way screw lead screw and can take off the installation pipe to can change the inside filter screen, so that change the filter screen of different specifications and filter the crystal particle in the desulfurization slurry.
2. Through the filter screen that the slope set up, the crystallization granule of being convenient for drops on following the filter screen to reduce its factor of blockking up, and be provided with the surge drum in the filter screen below, be convenient for collect the crystallization granule that deposits.
Drawings
FIG. 1 is a schematic structural diagram of a pipeline filter for desulfurizing slurry by a sodium-alkali method according to the present invention;
FIG. 2 is a schematic structural diagram of the inside of the installation pipe in the pipeline filter for desulfurizing slurry by sodium-alkali method according to the present invention;
fig. 3 is a schematic structural diagram at a in fig. 2.
In the figure: the device comprises an installation pipe 1, a connecting pipe 2, a connecting flange 3, a valve 4, a connecting ring sleeve 5, a convex block 6, a bidirectional threaded screw rod 7, a clamping groove 8, sealing rubber 9, a filter screen 10, a slag discharge hole 11, a collecting cylinder 12, a guide block 13, a guide rod 14, a ring 15, a sealing ring 16 and a spring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a sodium-alkali desulfurization slurry pipeline filter comprises an installation pipe 1 and connecting pipes 2 at two ends of the installation pipe 1, wherein two ends of the installation pipe 1 are both sleeved with connecting ring sleeves 5, a filter screen 10 is arranged inside the installation pipe 1, the filter screen 10 is obliquely arranged, a slag discharge hole 11 is formed in the bottom end of the filter screen 10, the slag discharge hole 11 is formed in the installation pipe 1, and a collecting barrel 12 is in threaded connection with the outer side of the slag discharge hole 11;
the inner walls of two ends of the installation pipe 1 are respectively provided with a plurality of guide blocks 13, the number of the guide blocks 13 at one end is three, the guide blocks 13 are uniformly distributed on the inner wall of the installation pipe 1, guide rods 14 penetrate through the guide blocks 13, the guide rods 14 are in sliding fit with the guide blocks 13, through holes matched with the guide blocks 13 are formed in the guide blocks 13, the same circular ring 15 is fixed between the outer ends of all the guide rods 14 at one end, a spring 17 is arranged between the circular ring 15 and the guide blocks 13, a sealing ring 16 is arranged on the outer side of the circular ring 15, the spring 17 is sleeved on the guide rods 14, a limiting block is arranged at one end, away from the circular ring 15, of each guide rod 14, the circular ring 15 is attached to the inner wall of the installation pipe 1, and the circular ring 15 is in sliding fit with the installation pipe 1;
the both sides of two connection ring covers 5 all are fixed with lug 6, all be provided with two-way screw lead screw 7 between two lugs 6 at every turn, lug 6 is run through respectively at the both ends of two-way screw lead screw 7, and two-way screw lead screw 7 and lug 6 threaded connection, clockwise screw thread and anticlockwise screw thread have been seted up respectively to both ends on the two-way screw lead screw 7, and the middle part of two-way screw lead screw 7 is provided with the rotating part, joint groove 8 has all been seted up at the both ends of two connection ring covers 5, be provided with sealing rubber 9 on the inner wall of joint groove 8, joint groove 8 and installation pipe 1, 2 interference fit of connecting pipe.
Further, the outer end of the connecting pipe 2 is provided with a connecting flange 3, the connecting flange 3 is connected with an external pipeline, and a valve 4 is arranged in the connecting pipe 2.
Furthermore, an indication arrow is arranged on the outer wall of the installation pipe 1 along the horizontal direction, so that the installation direction of the installation pipe 1 can be conveniently known.
In this embodiment, when using, filter the crystal particle in the desulfurization thick liquid by filter screen 10, through the filter screen 10 that the slope set up, the crystal particle of being convenient for drops from filter screen 10 to reduce its factor of blockking up, and be provided with the surge drum 12 below filter screen 10, be convenient for collect the crystal particle who deposits.
When needs are changed filter screen 10, close both sides valve 4, rotate two-way screw lead screw 7, drive two connection ring cover 5 and keep away from both sides installation pipe 1, and take off, take off back antiport both sides two-way screw lead screw 7, make connection ring cover 5 break away from installation pipe 1, can take off installation pipe 1, thereby can change internal filter screen 10, so that change the crystal grain of filter screen 10 in the different specifications in to the desulfurization thick liquid and filter.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The sodium-alkali desulfurization slurry pipeline filter comprises an installation pipe (1) and connecting pipes (2) at two ends of the installation pipe (1), and is characterized in that the two ends of the installation pipe (1) are both sleeved with connecting ring sleeves (5), a filter screen (10) is arranged inside the installation pipe (1), a plurality of guide blocks (13) are arranged on the inner walls of the two ends of the installation pipe (1), the guide blocks (13) are uniformly distributed, guide rods (14) penetrate through the guide blocks (13), the guide rods (14) are in sliding fit with the guide blocks (13), the outer ends of all the guide rods (14) at one end are fixedly provided with the same ring (15), a spring (17) is arranged between the ring (15) and the guide blocks (13), and a sealing ring (16) is arranged on the outer side of the ring (15);
two the both sides of connection ring cover (5) all are fixed with lug (6), all are provided with two-way screw lead screw (7) between two lug (6) at every turn, the both ends of two-way screw lead screw (7) are run through respectively lug (6), and two-way screw lead screw (7) and lug (6) threaded connection, two joint groove (8) have all been seted up at the both ends of connection ring cover (5), be provided with sealing rubber (9) on the inner wall of joint groove (8).
2. The pipeline filter for sodium-alkali desulfurization slurry according to claim 1, characterized in that the outer end of the connecting pipe (2) is provided with a connecting flange (3), and a valve (4) is arranged in the connecting pipe (2).
3. The pipeline filter for the sodium-alkali desulfurization slurry according to claim 1, wherein the filter screen (10) is obliquely arranged, a slag discharge hole (11) is formed in the bottom end of the filter screen (10), the slag discharge hole (11) is formed in the installation pipe (1), and a collection cylinder (12) is in threaded connection with the outer side of the slag discharge hole (11).
4. The sodium-alkali desulfurization slurry pipeline filter according to claim 1, characterized in that both ends of the bidirectional threaded screw rod (7) are respectively provided with clockwise threads and counterclockwise threads, and the middle part of the bidirectional threaded screw rod (7) is provided with a rotating part.
5. The sodium-alkali desulfurization slurry pipeline filter is characterized in that an indication arrow is arranged on the outer wall of the installation pipe (1) along the horizontal direction.
6. The pipeline filter for the slurry desulfurized by the sodium-alkali method according to claim 1, characterized in that the spring (17) is sleeved on the guide rod (14), and a limit block is arranged at one end of the guide rod (14) far away from the circular ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120734861.8U CN214861523U (en) | 2021-04-12 | 2021-04-12 | Pipeline filter for sodium-alkali desulfurization slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120734861.8U CN214861523U (en) | 2021-04-12 | 2021-04-12 | Pipeline filter for sodium-alkali desulfurization slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214861523U true CN214861523U (en) | 2021-11-26 |
Family
ID=78949486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120734861.8U Active CN214861523U (en) | 2021-04-12 | 2021-04-12 | Pipeline filter for sodium-alkali desulfurization slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214861523U (en) |
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2021
- 2021-04-12 CN CN202120734861.8U patent/CN214861523U/en active Active
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