CN216067284U

CN216067284U - Squirrel-cage high-pressure-increasing hydrophobic valve adjusting inner and outer squirrel-cage separator

Info

Publication number: CN216067284U
Application number: CN202122698283.XU
Authority: CN
Inventors: 王建彬; 孙国华
Original assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Current assignee: Huaneng Jinan Huangtai Power Generation Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-03-18
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to a squirrel-cage high-pressure-and-drainage water-regulating valve inner and outer squirrel-cage separator, which comprises a working frame, wherein a hydraulic jack is arranged above the inside of the working frame, a fixing component is arranged below the inner part of the working frame, the working frame comprises a first mounting plate and a threaded rod, the threaded rod respectively penetrates through four corners of the first mounting plate, a second mounting plate is sleeved above the outer wall of the threaded rod, the first mounting plate is connected with the fixing component, the top side of the second mounting plate is connected with the hydraulic jack, the structure of the arc-shaped plate is matched with the inner pipe of the valve-adjusting squirrel cage, so that the stress of the inner squirrel cage and the outer squirrel cage is uniform in the separation process, the damage to the valve adjusting squirrel cage is small, the operation is simple, the valve adjusting squirrel cage can be clamped and fixed inside the fixing assembly, the outer pipe of the valve adjusting squirrel cage does not need to be held by a worker when the valve adjusting squirrel cage is separated, and the structure is simple and the applicability is stronger.

Description

Squirrel-cage high-pressure-increasing hydrophobic valve adjusting inner and outer squirrel-cage separator

Technical Field

The utility model relates to an inner and outer squirrel-cage separator of a squirrel-cage high-pressure-increasing drain regulating valve, belonging to the technical field of squirrel-cage high-pressure-increasing drain regulating valve maintenance.

Background

The high pressure heater is called high pressure heater for short, and is a device for heating water supply by utilizing partial extracted steam of a steam turbine, and is used as a heat conversion device, and is mainly applied to a heat regenerative system of a large thermal power generating unit, the high pressure heater input rate directly influences the economical efficiency and safety of the unit, a high pressure heater drain water regulating valve of the high pressure heater is used for discharging condensed water after heat exchange of steam at the high pressure heater side, regulating the water level at the high pressure heater side to be stabilized in a normal range, and the water level at the high pressure heater side is easy to cause blockage of a through-flow hole of the high pressure heater drain water regulating valve due to the quality of the condensed water, so that the drain water regulating valve cannot be normally regulated, at the moment, the high pressure heater is required to quit operation, the high pressure heater drain water regulating valve is disassembled and cleaned in a manual mode, in order to reduce the high pressure heater quit time, the cleaning time of the high pressure heater drain water regulating valve is shortened as much as possible, so as to improve the economic performance of the generator set, and the carbon deposition phenomenon of a through-flow hole of the high pressure heater valve causes mutual blocking when the inner and the inner mouse cage is disassembled, the separation is difficult, tools used for separating the inner and outer squirrel cages of the damper are mainly formed by knocking copper bars and hammers at present, tools are simple, crude and original, a large amount of manpower is consumed for separating the inner and outer squirrel cages, the abrasion on the surfaces of the inner and outer squirrel cages of the damper can be caused by long-term use of the tools such as the hammers and the copper bars, and therefore the squirrel-cage type inner and outer squirrel cage separator of the damper is provided.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, provide the squirrel-cage high-pressure-increasing drain water regulating valve inner and outer squirrel-cage separator and effectively solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme:

squirrel-cage high-pressure heater is drained inside and outside squirrel-cage separator of transfer valve, including the work frame, the inside top of work frame is equipped with hydraulic jack, the inside below of work frame is equipped with fixed subassembly, the work frame includes first mounting panel, threaded rod, the threaded rod runs through four corners of first mounting panel respectively, threaded rod outer wall top cover is equipped with the second mounting panel, first mounting panel is connected with fixed subassembly, second mounting panel top side is connected with hydraulic jack.

As a further description of the above scheme, the outer side of the bottom end of the threaded rod is in threaded connection with a support nut, the upper part of the outer wall of the threaded rod is symmetrically in threaded connection with first compression nuts, the second mounting plate is located between the first compression nuts, and the bottom side of the first compression nuts is tightly attached to the second mounting plate.

As the further description of above-mentioned scheme, four corners link up respectively on first mounting panel and the second mounting panel and are equipped with the guiding hole, first mounting panel, second mounting panel have used the guiding hole respectively and have cup jointed with the threaded rod activity, fixed subassembly includes connecting plate, semicircle limiting plate, the connecting plate symmetry sets up in first mounting panel top side, the relative one side of connecting plate all with semicircle limiting plate fixed connection.

As the further description of above-mentioned scheme, the inboard fixedly connected with arc of semicircle limiting plate, equal symmetry is dug on the connecting plate and is equipped with the connection opening, first mounting panel top equidistance link up and is equipped with the screw hole, the screw hole corresponds with the position of connecting the opening, it is equipped with second gland nut to connect the opening top side, the inside threaded connection of second gland nut has stop screw.

As a further description of the above scheme, the limit screw penetrates through the bottom side of the second compression nut and is in matching threaded connection with the threaded hole, and the height of the arc-shaped plate is smaller than that of the semicircular limit plate.

As a further description of the above scheme, the top side of the second mounting plate is fixedly connected with a manual oil pump, the middle part of the bottom side of the second mounting plate is connected with a flange, the inner walls of the flanges are fixedly connected with a hydraulic jack, and the manual oil pump is fixedly connected with a connector of the hydraulic jack through an oil pipe.

The utility model has the beneficial effects that:

1. by arranging the first compression nut, after the first mounting plate is adjusted to a proper position, the compression nuts on the upper side and the lower side are respectively rotated, and the first mounting plate is fixed at a target position;

2. by arranging the semicircular limiting plates and the arc-shaped plates, the inner pipe of the valve adjusting squirrel cage can be separated from the outer pipe and inserted between the arc-shaped plates in the separation process, the structure of the arc-shaped plates is matched with the inner pipe of the valve adjusting squirrel cage, so that the inner and outer squirrel cages can be uniformly stressed in the separation process, the damage to the valve adjusting squirrel cage is small, and the operation is simple;

3. through setting up the screw hole, connecting opening, second gland nut and stop screw, make second gland nut bottom side butt at the connecting plate top side to can fix the centre gripping of accent valve squirrel cage inside fixed subassembly, do not need the staff to hold the outer tube of accent valve squirrel cage when separation accent valve squirrel cage, simple structure, suitability are stronger.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

FIG. 1 is the appearance structure diagram of the inner and outer squirrel cage separators of the squirrel cage high pressure hydrophobic modulating valve of the present invention.

FIG. 2 is the front view of the appearance structure of the working frame of the inner and outer squirrel cage separators of the squirrel cage high-pressure drain regulating valve of the present invention.

FIG. 3 is the top view of the fixing assembly of the squirrel-cage high pressure and drainage water regulating valve inside and outside squirrel-cage separator.

FIG. 4 is a front view of the hydraulic jack mounting structure of the inner and outer squirrel cage separators of the squirrel cage high pressure water drain modulating valve of the present invention.

Reference numbers in the figures: 1. a working frame; 2. a hydraulic jack; 3. a fixing assembly; 4. a first mounting plate; 5. a threaded rod; 6. a second mounting plate; 7. a support nut; 8. a first compression nut; 9. a guide hole; 10. a connecting plate; 11. a semicircular limiting plate; 12. an arc-shaped plate; 13. connecting the ports; 14. a threaded hole; 15. a second compression nut; 16. a limit screw; 17. a manual oil pump; 18. a flange plate.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1-4, the present invention provides a technical solution: squirrel-cage high pressure heater is drained inside and outside squirrel-cage separator of transfer valve, including

work frame

1, 1 inside top of work frame is equipped with

hydraulic jack

2, 1 inside below of work frame is equipped with fixed subassembly 3, work frame 1 includes first mounting panel 4, threaded rod 5 runs through four corners of first mounting panel 4 respectively, 5 outer wall top covers of threaded rod are equipped with second mounting panel 6, first mounting panel 4 is connected with

fixed subassembly

3, 6 top sides of second mounting panel are connected with hydraulic jack 2.

Specifically, as shown in fig. 2, the outside threaded connection in 5 bottoms of threaded rods has support nut 7, 5 outer wall top symmetrical threaded connection of threaded rods has first gland nut 8, second mounting panel 6 is located between first gland nut 8, and closely laminating with second mounting panel 6 in 8 bottom sides of first gland nut, through setting up first gland nut 8, can make the activity of first mounting panel 4 cup joint on threaded rods 5, after first mounting panel 4 adjusts suitable position, the first gland nut 8 of both sides about rotatory respectively fixes first mounting panel 4 at the target location.

Specifically, as shown in fig. 3, four corners of the first mounting plate 4 and the second mounting plate 6 are respectively provided with a guide hole 9 in a penetrating manner, the first mounting plate 4 and the second mounting plate 6 are respectively movably sleeved with a threaded rod 5 through the guide hole 9, the fixing assembly 3 comprises a connecting plate 10 and a semicircular limiting plate 11, the connecting plate 10 is symmetrically arranged on the top side of the first mounting plate 4, one opposite side of the connecting plate 10 is fixedly connected with the semicircular limiting plate 11, an arc-shaped plate 12 is fixedly connected to the inner side of the semicircular limiting plate 11, the semicircular limiting plate 11 and the arc-shaped plate 12 are arranged to place the adjustable valve cage in the fixing assembly 3 for assembly and fixation, the bottom side of the outer tube of the adjustable valve cage is abutted against the top side of the arc-shaped plate 12, the inner tube of the adjustable valve cage is suspended between the arc-shaped plates 12, and the inner tube of the adjustable valve cage can be separated from the outer tube in the separation process, the clamping device is inserted between the arc-shaped plates 12, the structure of the arc-shaped plates 12 is matched with the inner tube of the valve adjusting squirrel cage, so that the stress of the inner squirrel cage and the outer squirrel cage is uniform in the separation process, the valve adjusting squirrel cage is less damaged, the operation is simple, the connecting plates 10 are symmetrically provided with connecting through holes 13, the top of the first mounting plate 4 is provided with threaded holes 14 in an equidistant penetrating manner, the threaded holes 14 correspond to the connecting through holes 13 in position, the top side of the connecting through holes 13 is provided with second compression nuts 15, the inner parts of the second compression nuts 15 are in threaded connection with limiting screws 16, the limiting screws 16 penetrate through the bottom sides of the second compression nuts 15 and are in threaded connection with the threaded holes 14 in a matching manner, the height of the arc-shaped plates 12 is smaller than that of the semicircular limiting plates 11, and according to the size of the outer diameter of the valve adjusting squirrel cage by arranging the threaded holes 14, the connecting nuts 13, the second compression nuts 15 and the limiting screws 16, adjust the distance between the semicircle limiting plate 11, after semicircle limiting plate 11 expandes to the position of matching, connect fixed back with threaded hole 14 on stop screw 16 and the first mounting panel 4, then establish 15 rotatory covers of second gland nut on stop screw 16 outer wall, make 15 bottom sides butt of second gland nut in connecting plate 10 top sides, thereby can fix the centre gripping of transfer valve squirrel cage inside fixed subassembly 3, do not need the staff to hold the outer tube of transfer valve squirrel cage when the separation transfer valve squirrel cage, moreover, the steam generator is simple in structure, and the applicability is stronger.

Specifically, as shown in fig. 4, the top side of the second mounting plate 6 is fixedly connected with a manual oil pump 17, the middle part of the bottom side of the second mounting plate 6 is connected with a flange 18, the inner walls of the flange 18 are fixedly connected with the hydraulic jack 2, the manual oil pump 17 is fixedly connected with the hydraulic jack 2 through an oil pipe, the manual oil pump 17 is fixedly installed on the second mounting plate 6 by arranging the flange 18, the bottom end of the hydraulic jack 2 is fixedly installed on the middle part of the bottom side of the second mounting plate 6 through the flange 18, and the movable end of the hydraulic jack 2 corresponds to the center of the top side of the first mounting plate 4, so that the manual oil pump 17 can be slowly lifted and pressed, the hydraulic jack 2 is slowly pressurized, and the movable end of the hydraulic jack 2 separates the squirrel cage in the regulating valve.

When the utility model is used, a first mounting plate 4 is movably sleeved on a threaded rod 5, after the first mounting plate 4 is adjusted to a proper position, first compression nuts 8 at the upper side and the lower side are respectively rotated, the first mounting plate 4 is fixed at a target position, the direction of a valve adjusting squirrel cage is placed in a fixing component 3 for assembly and fixation, the bottom side of an outer pipe of the valve adjusting squirrel cage is abutted against the top side of an arc-shaped plate 12, an inner pipe of the valve adjusting squirrel cage is suspended between the arc-shaped plates 12, the inner pipe of the valve adjusting squirrel cage can be separated from the outer pipe in the separation process and is inserted between the arc-shaped plates 12, the structure of the arc-shaped plate 12 is matched with the inner pipe of the valve adjusting squirrel cage, the distance between limiting plates 11 is adjusted according to the size of the outer diameter of the valve squirrel cage, after the semi-circular limiting plates 11 are unfolded to a matching position, a limiting screw 16 is connected and fixed with a threaded hole 14 on the first mounting plate 4, then a second compression nut 15 is rotatably sleeved on the outer wall of the limiting screw 16, the second gland nut 15 is brought into abutment against the top side of the web 10 at the bottom side, so that the valve-regulating squirrel cage can be clamped and fixed inside the fixing assembly 3.

The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. Squirrel-cage high-pressure-increasing hydrophobic modulating valve internal and external squirrel-cage separator comprises a working frame (1) and is characterized in that a hydraulic jack (2) is arranged above the inside of the working frame (1), a fixing component (3) is arranged below the inside of the working frame (1), the working frame (1) comprises a first mounting plate (4) and a threaded rod (5), the threaded rod (5) penetrates through four corners of the first mounting plate (4) respectively, a second mounting plate (6) is sleeved above the outer wall of the threaded rod (5), the first mounting plate (4) is connected with the fixing component (3), and the top side of the second mounting plate (6) is connected with the hydraulic jack (2).

2. The squirrel-cage high-pressure-and-drainage adjustable-valve inner and outer squirrel-cage separator according to claim 1, which is characterized in that: threaded rod (5) bottom outside threaded connection has support nut (7), threaded rod (5) outer wall top symmetry threaded connection has first gland nut (8), second mounting panel (6) are located between first gland nut (8), and first gland nut (8) bottom side and second mounting panel (6) closely laminate.

3. The squirrel-cage high-pressure-and-drainage adjustable-valve inner and outer squirrel-cage separator according to claim 2, characterized in that: four corners link up respectively on first mounting panel (4) and second mounting panel (6) and are equipped with guiding hole (9), guiding hole (9) and threaded rod (5) activity are used respectively to first mounting panel (4), second mounting panel (6) and cup joint, fixed subassembly (3) are including connecting plate (10), semicircle limiting plate (11), connecting plate (10) symmetry sets up in first mounting panel (4) top side, one side all with semicircle limiting plate (11) fixed connection relatively in connecting plate (10).

4. The squirrel-cage high-pressure-feed hydrophobic shunt valve inner and outer squirrel-cage separator as claimed in claim 3, which is characterized in that: semicircle limiting plate (11) inboard fixedly connected with arc (12), equal symmetry is dug and is equipped with connection port (13) on connecting plate (10), first mounting panel (4) top equidistance link up and is equipped with screw hole (14), screw hole (14) correspond with the position of connection port (13), connection port (13) top side is equipped with second gland nut (15), second gland nut (15) internal thread is connected with stop screw (16).

5. The squirrel-cage high-pressure-feed hydrophobic shunt valve inner and outer squirrel-cage separator as claimed in claim 4, wherein: the limiting screw (16) penetrates through the bottom side of the second compression nut (15) and is in matched threaded connection with the threaded hole (14), and the height of the arc-shaped plate (12) is smaller than that of the semicircular limiting plate (11).

6. The squirrel-cage high-pressure-and-drainage adjustable-valve inner and outer squirrel-cage separator according to claim 1, which is characterized in that: second mounting panel (6) top side fixedly connected with manual oil pump (17), second mounting panel (6) bottom side middle part is connected with ring flange (18), between ring flange (18) inner wall with hydraulic jack (2) fixed connection, manual oil pump (17) are connected fixedly through oil pipe and hydraulic jack (2) joint.