CN108525506B - Device for checking slurry injection angle of desulfurization nozzle - Google Patents
Device for checking slurry injection angle of desulfurization nozzle Download PDFInfo
- Publication number
- CN108525506B CN108525506B CN201810662989.0A CN201810662989A CN108525506B CN 108525506 B CN108525506 B CN 108525506B CN 201810662989 A CN201810662989 A CN 201810662989A CN 108525506 B CN108525506 B CN 108525506B
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- CN
- China
- Prior art keywords
- angle
- desulfurization
- desulfurization nozzle
- hinge
- injection angle
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 60
- 230000023556 desulfurization Effects 0.000 title claims abstract description 59
- 238000002347 injection Methods 0.000 title claims abstract description 43
- 239000007924 injection Substances 0.000 title claims abstract description 43
- 239000002002 slurry Substances 0.000 title claims abstract description 30
- 239000007921 spray Substances 0.000 claims description 24
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 8
- 238000005507 spraying Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
Abstract
The invention relates to a device for checking the injection angle of slurry of a desulfurization nozzle, which belongs to the technical field of desulfurization and comprises a positioning structure and an injection angle frame structure, wherein the positioning structure is arranged in a cavity of the desulfurization nozzle, and the injection angle frame structure is positioned outside the cavity of the desulfurization nozzle and is arranged at the bottom of the positioning structure. The device for checking the slurry injection angle of the desulfurization nozzle has a simple structure and is convenient to use, the manual quick adjustment according to the injection angle can be realized, and the device is practical for nozzles with different injection angles. The device can be quickly arranged on a desulfurization nozzle, the slurry injection angle can be visually checked through an injection angle frame, and whether the washout is caused to the supporting beam and the tower wall or not is clear at a glance, so that the device is a very effective and practical positioning checking device.
Description
Technical Field
The invention relates to a device for checking the injection angle of slurry of a desulfurization nozzle, and belongs to the technical field of desulfurization.
Background
At present, the limestone-gypsum wet desulfurization process is the most mature flue gas desulfurization technology, and has the characteristics of high desulfurization efficiency, high operation reliability, adaptability to large-capacity units, comprehensive utilization of byproducts and the like. Therefore, the process is widely applied to flue gas desulfurization engineering of coal-fired power stations at home and abroad.
The desulfurization absorption tower is a key device of the wet desulfurization process. A multi-layer limestone slurry spraying system is required to be arranged in the desulfurization tower, a plurality of slurry nozzles are required to be arranged in the spraying system to ensure the spraying coverage rate, and the atomization effect of the nozzles directly influences the performance of the wet flue gas desulfurization system. The slurry sprayed from the nozzle is generally conical and the spray angle is typically 80 to 120 degrees. The spray layer pipeline in the absorption tower is usually made of glass fiber reinforced plastic materials, the support beam is arranged in the tower to support the spray layer pipeline, the installation deviation of the nozzle easily causes the slurry sprayed by the nozzle to directly wash the support beam or the tower wall, so that the leakage of the tower wall and the damage of the support beam are caused, and the safe operation of the desulfurization system is greatly influenced.
At present, in the installation construction of the nozzle of the absorption tower, the nozzle is far away from the supporting beam and the tower wall, the angle of the injected slurry is difficult to accurately judge in the installation, and whether scouring is caused or not is difficult to directly check. The deviation of the nozzle angle in the installation can only depend on the visual inspection or experience of workers, and especially in the case of short construction period, the nozzle installation angle is difficult to check.
Disclosure of Invention
In order to solve the problem that the installation angle is difficult to check in the installation construction of the nozzle of the desulfurization absorption tower, the invention aims to provide a device for checking the slurry injection angle of the desulfurization nozzle. The device can be quickly arranged on a desulfurization nozzle, the slurry injection angle can be visually checked through the frame, and whether the support beam and the tower wall are scoured or not is clear at a glance, so that the device is a very effective and practical positioning checking device.
The invention aims at realizing the following technical scheme:
the utility model provides a device for checking desulfurization nozzle thick liquid injection angle, includes location structure and injection angle frame structure, location structure installs inside the desulfurization nozzle cavity, injection angle frame structure is located desulfurization nozzle cavity outside and install the location structure bottom, wherein:
the positioning structure comprises a top pressure head, a spring, a fixed inner cylinder and at least two elastic cards; the top end of the top pressure head is in contact with the top end in the desulfurization nozzle cavity, the bottom end of the top pressure head is connected with the top end of the fixed inner cylinder through the spring, and the elastic card is arranged on the outer wall of the fixed inner cylinder;
the injection angle frame structure comprises a support column, a fixed hinge, two injection angle swing rods, a connecting hinge, a support rod and a sliding block hinge; the top end of the support column is fixed at the bottom end inside the fixed inner cylinder, a fixed hinge is arranged at the middle upper part of the support column, a sliding block hinge is also arranged on the support column, and the sliding block hinge is arranged on the support column, can slide up and down and is positioned at the bottom of the fixed hinge; the two jet angle swing rods are in an eight shape, the top ends of the jet angle swing rods are connected to the fixed hinges, the middle parts of the jet angle swing rods are connected with one ends of the supporting rods through the connecting hinges, and the other ends of the supporting rods are connected to the sliding block hinges.
Further, a limit stop for limiting the sliding block hinge is arranged at the bottom of the support column; when the sliding block hinge slides down to the limit stop, the angle between the two swing rods with the spraying angle is the largest.
Further, the top end of the support column is installed inside the fixed inner cylinder through threaded connection.
Further, the angle between the two jet angle swinging rods is 70-120 degrees.
Further, the elastic cards are arranged in three and are uniformly distributed along the circumferential direction of the fixed inner cylinder.
Further, the elastic card is in a right-angle triangle shape, a right-angle long side of the elastic card is arranged on the outer wall of the fixed inner cylinder, and an angle of the elastic card opposite to the right-angle long side is propped against the inner wall of the desulfurization nozzle cavity.
Furthermore, the desulfurization nozzle is arranged at the tail end of the spray branch pipes, a plurality of spray branch pipes are connected to the spray pipeline, and the spray pipeline is fixed on a spray layer supporting beam in the desulfurization absorption tower.
The beneficial effects of the invention are as follows:
the device for checking the slurry injection angle of the desulfurization nozzle has a simple structure and is convenient to use, the manual quick adjustment according to the injection angle can be realized, and the device is practical for nozzles with different injection angles. The device can be quickly arranged on a desulfurization nozzle, the slurry injection angle can be visually checked through an injection angle frame, and whether the washout is caused to the supporting beam and the tower wall or not is clear at a glance, so that the device is a very effective and practical positioning checking device.
Drawings
FIG. 1 is a schematic view showing the structure of an embodiment of the apparatus for checking the injection angle of slurry from a desulfurization nozzle according to the present invention;
FIG. 2 is a schematic view showing the structure of another embodiment of the apparatus for checking the injection angle of slurry from a desulfurization nozzle according to the present invention;
FIG. 3 is a schematic view of the installation structure of the device for checking the slurry injection angle of the desulfurization nozzle according to the present invention;
the device comprises a 1-top pressure head, a 2-spring, a 3-fixed inner cylinder, a 4-elastic card, a 5-fixed hinge, a 6-pillar, a 7-injection angle swing rod, an 8-supporting rod, a 9-connecting hinge, a 10-sliding block hinge, an 11-limit stop, a 12-desulfurization nozzle, a 13-spraying branch pipe, a 14-spraying pipeline, a 15-supporting beam and a 16-device for checking the injection angle of slurry of the desulfurization nozzle.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 3, an apparatus for checking the spray angle of slurry from a desulfurization nozzle, wherein the desulfurization nozzle 12 is installed at the end of spray branches 13, and a plurality of spray branches 13 are connected to spray pipes 14, and the spray pipes 14 are fixed to spray deck support beams 15 in a desulfurization absorber.
The means 16 for checking the injection angle of the desulfurization nozzle slurry comprises a positioning structure mounted inside the cavity of the desulfurization nozzle 12 and an injection angle frame structure located outside the cavity of the desulfurization nozzle 12 and mounted at the bottom of the positioning structure.
As shown in fig. 1 and 2, the positioning structure comprises a top pressure head 1, a spring 2, a fixed inner cylinder 3 and 3 elastic cards 4. The bottom of the top pressure head 1 is connected with the top end of the fixed inner cylinder 3 through the spring 2. The 3 elastic cards 4 are mounted on the outer wall of the fixed inner cylinder 3 and are uniformly arranged along the circumferential direction of the fixed inner cylinder 3. The elastic clamping piece 4 is in a right-angle triangle shape, and the right-angle long side of the elastic clamping piece 4 is arranged on the outer wall of the fixed inner cylinder 3, namely, the inclined side of the elastic clamping piece 4 extends outwards from top to bottom, so that the positioning structure can be conveniently and rapidly pushed into the cavity of the desulfurization nozzle. After the positioning structure is pushed into the desulfurization nozzle cavity, the top end of the top pressure head 1 is contacted with the inner top end of the desulfurization nozzle cavity, and the angle of the elastic card 4 opposite to the right-angle long side is propped against the inner wall of the desulfurization nozzle 12 cavity, so that the positioning structure is fixed. The positioning structure uses 4 elastic supporting points, can be quickly installed inside the cavity of the desulfurization nozzle, and is fixed firmly.
The spray angle frame structure comprises a support column 6, a fixed hinge 5, two spray angle swinging rods 7, a connecting hinge 9, a support rod 8 and a sliding block hinge 10. The top of pillar 6 is fixed through threaded connection in fixed inner tube 3 is inside, fixed hinge 5 is installed to the well upper portion of pillar 6, still install slider hinge 10 on the pillar 6, slider hinge 10 can slide from top to bottom on the pillar 6 and be located fixed hinge 5's bottom. The two jet angle swinging rods 7 are in an splayed shape, the top ends of the jet angle swinging rods 7 are connected to the fixed hinge 5, the middle parts of the jet angle swinging rods 7 are connected with one end of a supporting rod 8 through a connecting hinge 9, and the other end of the supporting rod 8 is connected to a sliding block hinge 10. The middle upper part of each jet angle swinging rod 7, the support posts 6 and the support rods 8 corresponding to the two jet angle swinging rods 7 form a triangle, and the two jet angle swinging rods 7 swing by taking the support posts 6 as central shafts, so that the angle between the two jet angle swinging rods 7 can be changed between 70 degrees and 120 degrees. The two jet angle swinging rods 7 are used as slurry jet angle frames for checking whether the slurry jet angle deviates from the range.
The bottom of the pillar 6 is provided with a limit stop 11 for limiting the slider hinge 10, and when the slider hinge 10 slides down to the limit stop 11, i.e. when the supporting rod 8 is perpendicular to the pillar, the angle between the two injection angle swing rods 7 is the largest, i.e. 120 degrees, as shown in fig. 1. The sliding block hinge 10 slides upwards along the support column, and when the angle between the two jet angle swinging rods 7 is 90 degrees, the position of the sliding block hinge 10 is shown in the figure 2.
The device for checking the slurry injection angle of the desulfurization nozzle has a simple structure and is convenient to use, the manual quick adjustment according to the injection angle can be realized, and the device is practical for nozzles with different injection angles. The device can be quickly arranged on a desulfurization nozzle, the slurry injection angle can be visually checked through an injection angle frame, and whether the washout is caused to the supporting beam and the tower wall or not is clear at a glance, so that the device is a very effective and practical positioning checking device.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An apparatus for inspecting the spray angle of a desulfurization nozzle slurry, comprising a positioning structure and a spray angle frame structure, the positioning structure being mounted inside the desulfurization nozzle (12) cavity, the spray angle frame structure being located outside the desulfurization nozzle (12) cavity and mounted at the bottom of the positioning structure, wherein:
the positioning structure comprises a top pressure head (1), a spring (2), a fixed inner cylinder (3) and at least two elastic cards (4); the top end of the top pressure head (1) is in contact with the inner top end of the desulfurization nozzle cavity, the bottom end of the top pressure head (1) is connected with the top end of the fixed inner cylinder (3) through the spring (2), and the elastic card (4) is arranged on the outer wall of the fixed inner cylinder (3);
the injection angle frame structure comprises a support column (6), a fixed hinge (5), two injection angle swing rods (7), a connecting hinge (9), a support rod (8) and a sliding block hinge (10); the top end of the support column (6) is fixed at the bottom end inside the fixed inner cylinder (3), a fixed hinge (5) is arranged at the middle upper part of the support column (6), a sliding block hinge (10) is also arranged on the support column (6), and the sliding block hinge (10) is arranged on the support column (6) and can slide up and down and is positioned at the bottom of the fixed hinge (5); the two jet angle swinging rods (7) are in an splayed shape, the top ends of the jet angle swinging rods (7) are connected to the fixed hinge (5), the middle parts of the jet angle swinging rods (7) are connected with one end of a supporting rod (8) through a connecting hinge (9), and the other end of the supporting rod (8) is connected to the sliding block hinge (10);
the top end of the support column (6) is installed inside the fixed inner cylinder (3) through threaded connection;
the bottom of the support column (6) is provided with a limit stop (11) for limiting the sliding block hinge (10); when the sliding block hinge (10) slides down to the limit stop (11), the angle between the two jet angle swinging rods (7) is the largest.
2. The device for checking the injection angle of the desulfurization nozzle slurry according to claim 1, characterized in that the angle between the two injection angle swing rods (7) is 70-120 degrees.
3. Device for checking the injection angle of desulfurization nozzle slurry according to claim 1, characterized in that said elastic cards (4) are provided in three and are uniformly arranged along the circumferential direction of said fixed inner cylinder (3).
4. The device for checking the injection angle of the desulfurization nozzle slurry according to claim 1, characterized in that the elastic card (4) has a right-angled triangle shape, the right-angled long side of the elastic card (4) is mounted on the outer wall of the fixed inner cylinder (3), and the angle of the elastic card (4) opposite to the right-angled long side is abutted on the inner wall of the desulfurization nozzle (12) cavity.
5. The apparatus for checking the injection angle of a desulfurization nozzle slurry according to claim 1, characterized in that the desulfurization nozzle (12) is installed at the end of a spray manifold (13), a plurality of spray manifolds (13) are each connected to a spray pipe (14), and the spray pipe (14) is fixed to a spray layer support beam (15) in a desulfurization absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662989.0A CN108525506B (en) | 2018-06-25 | 2018-06-25 | Device for checking slurry injection angle of desulfurization nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810662989.0A CN108525506B (en) | 2018-06-25 | 2018-06-25 | Device for checking slurry injection angle of desulfurization nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108525506A CN108525506A (en) | 2018-09-14 |
| CN108525506B true CN108525506B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810662989.0A Active CN108525506B (en) | 2018-06-25 | 2018-06-25 | Device for checking slurry injection angle of desulfurization nozzle |
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| Country | Link |
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| CN (1) | CN108525506B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358339A (en) * | 2021-06-16 | 2021-09-07 | 咸阳陶瓷研究设计院有限公司 | Atomizing device for detecting flow pressure and angle of desulfurization nozzle |
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| CN204816209U (en) * | 2015-07-10 | 2015-12-02 | 大唐环境产业集团股份有限公司 | Desulfurizing tower spray piping strutting arrangement |
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| CN208465597U (en) * | 2018-06-25 | 2019-02-05 | 大唐环境产业集团股份有限公司 | It is a kind of for checking the device of desulfurization nozzle slurries spray angle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4845568B2 (en) * | 2006-04-04 | 2011-12-28 | バブコック日立株式会社 | Wet flue gas desulfurization equipment |
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2018
- 2018-06-25 CN CN201810662989.0A patent/CN108525506B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09264711A (en) * | 1996-03-29 | 1997-10-07 | Nec Eng Ltd | Measuring device utilizing thrustor nozzle alignment jig |
| JP2001009237A (en) * | 1999-07-02 | 2001-01-16 | Ishikawajima Harima Heavy Ind Co Ltd | Spray type flue gas desulfurization equipment |
| KR20010064838A (en) * | 1999-12-20 | 2001-07-11 | 이구택 | Nozzle head apparatus for degreasing strip with spray angle control and blocking sense function |
| EP2022329A2 (en) * | 2007-08-06 | 2009-02-11 | Leeb Mechanik GmbH | Moveable spray assembly with a spray boom and method for adjusting its spray nozzles |
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| CN108525506A (en) | 2018-09-14 |
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