CN114110561A - Honeycomb type reheater fine-tuning nozzle - Google Patents
Honeycomb type reheater fine-tuning nozzle Download PDFInfo
- Publication number
- CN114110561A CN114110561A CN202111419512.8A CN202111419512A CN114110561A CN 114110561 A CN114110561 A CN 114110561A CN 202111419512 A CN202111419512 A CN 202111419512A CN 114110561 A CN114110561 A CN 114110561A
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- Prior art keywords
- guide plate
- nozzle
- honeycomb
- reheater
- nozzle body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22G—SUPERHEATING OF STEAM
- F22G3/00—Steam superheaters characterised by constructional features; Details of component parts thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a fine adjustment nozzle of a honeycomb-type reheater, which comprises a nozzle body, wherein a threaded connecting part is arranged on one side of the nozzle body, a guide plate is arranged at the end part of one side of the nozzle body, which is far away from the threaded connecting part, a plurality of honeycomb-shaped spray holes are formed in the guide plate, a rotating sleeve is arranged on the guide plate, and an adjusting rod penetrating through the guide plate is rotatably arranged in the rotating sleeve. The invention has the advantages that: through setting up rotatable baffle, make it can carry out the shutoff to the orifice, through adjustment orifice quantity, reach control flow's purpose, simple structure, with guide plate and nozzle separation setting, make it be convenient for maintain, can change guide plate or nozzle body alone, reduce the maintenance cost, set up stopper and one-way stop gear, the setting that makes the guide plate can be stable is on the nozzle body, prevents to drop, convenient to use, easy to maintain.
Description
Technical Field
The invention relates to the technical field of reheater nozzle devices, in particular to a honeycomb type reheater fine-tuning nozzle.
Background
The reheater is essentially a steam superheater that reheats the low-pressure steam that has performed work to a certain temperature, and further increases the thermal efficiency of the power plant cycle and controls the steam temperature of the last stage blade of the steam turbine within an allowable range. The reheater is a heater in the boiler for heating the steam from the turbine to superheated steam. The role of the reheater is two: firstly, the humidity of the water vapor is reduced, and the protection of the turbine blade is facilitated; and secondly, the relative internal efficiency and the absolute internal efficiency of the steam turbine can be improved. The existing reheater nozzle has some problems, such as the fact that the spraying quantity can not be adjusted as required if the nozzle cannot be adjusted, the nozzle is inconvenient to maintain, the structure is complex, and the cost performance is low.
Disclosure of Invention
The invention aims to solve the technical problems and provides a honeycomb reheater fine-tuning nozzle which is convenient to use and easy to maintain.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a fine-tuning nozzle of a honeycomb-type reheater comprises a nozzle body, wherein a threaded connection part is arranged on one side of the nozzle body, a guide plate is arranged at one side end part far away from the threaded connection part of the nozzle body, a plurality of honeycomb-shaped spray holes are formed in the guide plate, a rotating sleeve is arranged on the guide plate, a regulating rod penetrating through the guide plate is rotatably arranged in the rotating sleeve, a baffle is arranged on the side wall below the guide plate of the regulating rod, two placing grooves are oppositely arranged on one side end surface of the nozzle body provided with the guide plate, the placing grooves extend along the inner side wall of the nozzle body, a limit groove is annularly arranged on the inner side wall of one side close to the side provided with the guide plate of the nozzle body, the placing grooves extend to the limit groove and are communicated with the limit groove, and limit blocks are uniformly arranged on the top groove wall of the limit groove, the guide plate is rotatably arranged in the limiting groove, and the guide plate is provided with an one-way limiting mechanism matched with the limiting block.
As an improvement, the inner side wall of the rotating sleeve is provided with a clamping groove which is arranged annularly, the adjusting rod is provided with a circular rotating plate which is matched with the clamping groove, and the rotating plate is arranged in the clamping groove.
As an improvement, the baffle is attached to the bottom surface of the guide plate.
As an improvement, the adjusting rod is longer than the rotating sleeve.
As an improvement, two erection blocks are oppositely arranged on the side wall of the guide plate, and the one-way limiting mechanism is arranged on the erection blocks.
As the improvement, one-way stop gear including rotating the limiting plate that sets up on erectting the piece top surface, erect the piece in and be equipped with the cavity by the top surface, the cavity in be equipped with and run through the bracing piece that erects a piece top surface setting, the top of bracing piece rotate with the limiting plate and be connected, the bottom of bracing piece be equipped with the joint board, the bracing piece on lean on middle top to be equipped with the fixed plate, the bracing piece on the bottom surface of fixed plate with erect and be equipped with the spring between the piece top surface, the bracing piece with erect the piece and be greater than the bracing piece diameter and be less than the cavity internal diameter for clearance fit and joint board's diameter.
As an improvement, the limiting plate is higher than the bottom end of the limiting block in the state without external force.
As an improvement, the cross section of the limiting block is in the shape of a right triangle.
Compared with the prior art, the invention has the advantages that: through setting up rotatable baffle, make it can carry out the shutoff to the orifice, through adjustment orifice quantity, reach control flow's purpose, simple structure, with guide plate and nozzle separation setting, make it be convenient for maintain, can change guide plate or nozzle body alone, reduce the maintenance cost, set up stopper and one-way stop gear, the setting that makes the guide plate can be stable is on the nozzle body, prevents to drop, convenient to use, easy to maintain.
Drawings
FIG. 1 is a schematic illustration of a honeycomb reheater trim nozzle of the present invention.
FIG. 2 is a left side view of a honeycomb reheater trim nozzle of the present invention.
FIG. 3 is a schematic cross-sectional view of a honeycomb reheater trim nozzle of the present invention.
FIG. 4 is an enlarged schematic view of a honeycomb reheater trim nozzle A of the present invention.
As shown in the figure: 1. a nozzle body; 2. a threaded connection; 3. a placement groove; 4. a baffle; 5. spraying a hole; 6. rotating the sleeve; 7. adjusting a rod; 8. a limiting block; 9. a rotating plate; 10. a baffle plate; 11. a clamping groove; 12. a limiting groove; 13. erecting a block; 14. a cavity; 15. a limiting plate; 16. a support bar; 17. a fixing plate; 18. a spring; 19. the joint board.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached drawings 1-4, a fine adjustment nozzle of a honeycomb-type reheater comprises a nozzle body 1, a threaded connection part 2 is arranged on one side of the nozzle body 1, a guide plate 4 is arranged at one side end part of the nozzle body 1 far away from the threaded connection part 2, a plurality of honeycomb-shaped spray holes 5 are arranged on the guide plate 4, a rotating sleeve 6 is arranged on the guide plate 4, an adjusting rod 7 penetrating through the guide plate 4 is rotatably arranged in the rotating sleeve 6, a cross-shaped baffle plate 10 is arranged on the side wall of the adjusting rod 7 below the guide plate 4, two placing grooves 3 are oppositely arranged on one side end surface of the nozzle body 1 provided with the guide plate 4, the placing grooves 3 extend along the inner side wall of the nozzle body 1, and a limit groove 12 which is annularly arranged is arranged on the inner side wall of the nozzle body 1 close to the side provided with the guide plate 4, standing groove 3 extend to spacing groove 12 and with spacing groove 12 UNICOM, the top cell wall of spacing groove 12 on evenly be equipped with stopper 8, guide plate 4 rotate and set up in spacing groove 12, guide plate 4 on be equipped with stopper 8 complex one-way stop gear.
The inside wall of rotating sleeve 6 on be equipped with the joint groove 11 that the hoop set up, regulation pole 7 on be equipped with joint groove 11 complex ring shape rotor plate 9, rotor plate 9 set up in joint groove 11.
The baffle 10 is attached to the bottom surface of the guide plate 4.
The adjusting rod 7 is longer than the rotating sleeve 6.
The lateral wall of the guide plate 4 is relatively provided with two erection blocks 13, and the one-way limiting mechanism is arranged on the erection blocks 13.
One-way stop gear including rotating limiting plate 15 that sets up on erectting piece 13 top surface, erect piece 13 in lean on the top surface to be equipped with cavity 14, cavity 14 in be equipped with and run through the bracing piece 16 that erects piece 13 top surface setting, the top of bracing piece 16 rotate with limiting plate 15 to be connected, the bottom of bracing piece 16 be equipped with joint board 19, bracing piece 16 on lean on middle top to be equipped with fixed plate 17, bracing piece 16 on be equipped with spring 18 between the bottom surface of fixed plate 17 and the top surface of erectting piece 13, bracing piece 16 and erect piece 13 and be greater than bracing piece 16 diameter and be less than cavity 14 internal diameter for clearance fit and joint board 19's diameter.
The height of the limiting plate 15 is higher than that of the bottom end of the limiting block 8 in the state without external force.
The cross section of the limiting block 8 is in the shape of a right triangle.
The working principle of the invention is as follows: when using, be connected the nozzle through threaded connection portion and reheater pipeline, set up the piece on the guide plate and correspond the standing groove respectively and put into the spacing groove, and rotate the rotating sleeve pipe, the messenger sets up the piece and rotates to stopper inclined plane direction, set up the limiting plate on the piece and is rotated the in-process and extruded by the stopper, make the spring compression, reduce the height of limiting plate, cross behind the stopper, the spring replies, make the limiting plate reply original state, so realize one-way spacing, make the guide plate remain stable, if need adjust the flow, can directly rotate the regulation pole, make the baffle rotate, carry out the shutoff to the orifice can.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A honeycomb reheater trim nozzle comprising a nozzle body (1), characterized in that: the nozzle comprises a nozzle body (1), a threaded connection part (2) is arranged on one side of the nozzle body (1), a guide plate (4) is arranged at one side end part of the nozzle body (1) far away from the threaded connection part (2), a plurality of honeycomb-shaped spray holes (5) are formed in the guide plate (4), a rotating sleeve (6) is arranged on the guide plate (4), an adjusting rod (7) penetrating through the guide plate (4) is arranged in the rotating sleeve (6) in a rotating mode, a baffle (10) arranged in a cross mode is arranged on the side wall of the adjusting rod (7) below the guide plate (4), two placing grooves (3) are oppositely arranged on one side end face of the nozzle body (1) provided with the guide plate (4), the placing grooves (3) extend along the inner side wall of the nozzle body (1), and a limit groove (12) arranged in an annular mode is arranged on the inner side wall of the nozzle body (1) close to the side provided with the guide plate (4), standing groove (3) extend to spacing groove (12) and with spacing groove (12) UNICOM, the top cell wall of spacing groove (12) on evenly be equipped with stopper (8), guide plate (4) rotate and set up in spacing groove (12), guide plate (4) on be equipped with stopper (8) complex one-way stop gear.
2. A honeycomb reheater trim nozzle as set forth in claim 1 wherein: the inside wall of rotating sleeve pipe (6) on be equipped with joint groove (11) that the hoop set up, regulation pole (7) on be equipped with joint groove (11) complex circle annular rotor plate (9), rotor plate (9) set up in joint groove (11).
3. A honeycomb reheater trim nozzle as set forth in claim 1 wherein: the baffle (10) is attached to the bottom surface of the guide plate (4).
4. A honeycomb reheater trim nozzle as set forth in claim 1 wherein: the adjusting rod (7) is longer than the rotating sleeve (6).
5. A honeycomb reheater trim nozzle as set forth in claim 1 wherein: the lateral wall of guide plate (4) on be equipped with two relatively and erect piece (13), one-way stop gear set up and erect on piece (13).
6. The honeycomb reheater trim nozzle of claim 5 wherein: one-way stop gear including rotating limiting plate (15) that sets up on erectting piece (13) top surface, erect piece (13) in lean on the top surface to be equipped with cavity (14), cavity (14) in be equipped with and run through bracing piece (16) of erectting piece (13) top surface setting, the top of bracing piece (16) rotate with limiting plate (15) and be connected, the bottom of bracing piece (16) be equipped with joint board (19), bracing piece (16) go up and be equipped with fixed plate (17) by middle top, bracing piece (16) go up and be equipped with spring (18) between the bottom surface of fixed plate (17) and erect piece (13) top surface, bracing piece (16) and erect piece (13) be greater than bracing piece (16) diameter and be less than cavity (14) internal diameter for clearance fit and joint board (19) diameter.
7. The honeycomb reheater trim nozzle of claim 6 wherein: the limiting plate (15) is higher than the bottom end of the limiting block (8) in the state of no external force.
8. The honeycomb reheater trim nozzle of claim 7 wherein: the cross section of the limiting block (8) is in the shape of a right triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111419512.8A CN114110561A (en) | 2021-11-26 | 2021-11-26 | Honeycomb type reheater fine-tuning nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111419512.8A CN114110561A (en) | 2021-11-26 | 2021-11-26 | Honeycomb type reheater fine-tuning nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114110561A true CN114110561A (en) | 2022-03-01 |
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ID=80369651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111419512.8A Pending CN114110561A (en) | 2021-11-26 | 2021-11-26 | Honeycomb type reheater fine-tuning nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114110561A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090362A (en) * | 2013-01-14 | 2013-05-08 | 浙江大学 | Automatic adjustment nozzle and method |
| KR20150068083A (en) * | 2013-12-11 | 2015-06-19 | 이장우 | Spraying Apparatus Adjustable Spraying Pattern |
| CN208037358U (en) * | 2018-03-22 | 2018-11-02 | 丰宁金龙黄金工业有限公司 | A kind of low noise mining machinery transportation sprocket |
| CN210935449U (en) * | 2019-06-25 | 2020-07-07 | 徐州沣收喷灌设备有限公司 | Nozzle sealing device |
| CN212895155U (en) * | 2020-08-14 | 2021-04-06 | 吴江京奕特种纤维有限公司 | Air injection structure for vortex spinning equipment |
| CN213772390U (en) * | 2020-11-26 | 2021-07-23 | 苏州艾捷龙精密纺织器材有限公司 | Detachable auxiliary nozzle for weft insertion of air jet loom |
-
2021
- 2021-11-26 CN CN202111419512.8A patent/CN114110561A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090362A (en) * | 2013-01-14 | 2013-05-08 | 浙江大学 | Automatic adjustment nozzle and method |
| KR20150068083A (en) * | 2013-12-11 | 2015-06-19 | 이장우 | Spraying Apparatus Adjustable Spraying Pattern |
| CN208037358U (en) * | 2018-03-22 | 2018-11-02 | 丰宁金龙黄金工业有限公司 | A kind of low noise mining machinery transportation sprocket |
| CN210935449U (en) * | 2019-06-25 | 2020-07-07 | 徐州沣收喷灌设备有限公司 | Nozzle sealing device |
| CN212895155U (en) * | 2020-08-14 | 2021-04-06 | 吴江京奕特种纤维有限公司 | Air injection structure for vortex spinning equipment |
| CN213772390U (en) * | 2020-11-26 | 2021-07-23 | 苏州艾捷龙精密纺织器材有限公司 | Detachable auxiliary nozzle for weft insertion of air jet loom |
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