CN219798555U - Cylinder temperature element cutting sleeve - Google Patents
Cylinder temperature element cutting sleeve Download PDFInfo
- Publication number
- CN219798555U CN219798555U CN202321144230.6U CN202321144230U CN219798555U CN 219798555 U CN219798555 U CN 219798555U CN 202321144230 U CN202321144230 U CN 202321144230U CN 219798555 U CN219798555 U CN 219798555U
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- cylinder
- sleeve
- temperature element
- ferrule
- sealing
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 36
- 239000011324 bead Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 52
- 238000009413 insulation Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 11
- 238000013016 damping Methods 0.000 description 9
- 239000004519 grease Substances 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model provides a cylinder temperature element clamping sleeve, which comprises the following components: the cylinder penetrating clamping sleeve is movably sleeved on the outer surface of the temperature measuring element, two locking beads are movably sleeved on the outer surface of the temperature measuring element, the clamping sleeve is tightly locked with the locking nut, and the threaded sleeve is sleeved at one end of the cylinder penetrating clamping sleeve.
Description
Technical Field
The utility model relates to the technical field of thermal engineering professions in thermal power plants, in particular to a cylinder temperature element clamping sleeve.
Background
The original installation mode of the temperature element of the steam turbine inner cylinder is that an inner cylinder sleeve is fixed firstly, then the distance between an inner cylinder sleeve and an outer cylinder flange is measured, a long sleeve penetrating through the cylinder is locked with the temperature element (air leakage is prevented), an outer cylinder flange is installed, and the long sleeve and the flange are tightly locked by bolts. Because of measurement errors and errors in manual installation, the cylinder temperature element can be extruded or stretched between the inner cylinder sleeve and the outer cylinder flange, the element is easy to damage, and even the flange plate is easy to leak air.
However, the prior art has the following disadvantages when in use: the cylinder temperature element in the original steam turbine can be extruded or stretched between the inner cylinder sleeve and the outer cylinder flange easily due to measurement errors and error factors during manual installation due to the cylinder penetrating clamping sleeve structure and the installation mode, element damage is easy to cause, even the flange plate is prone to air leakage, multiple times of cylinder temperature element installation time is long in actual operation, damage is caused, the safe and economical operation of the steam turbine is influenced, the temperature element is sleeved in the clamping sleeve structure, the steam turbine vibrates during operation, and the temperature element can be guided to the temperature element in the transmission process, so that the temperature element and the clamping sleeve collide, and damage to the temperature element is caused.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, due to the cylinder penetrating cutting sleeve structure and the installation mode, when the cylinder temperature element is installed, the cylinder temperature element is easy to squeeze or stretch between an inner cylinder sleeve and an outer cylinder flange due to measurement errors and error factors in manual installation, element damage is easy to occur, even air leakage is caused at a flange plate, the installation time of the cylinder temperature element is not long, the damage is caused in actual operation, the safe and economic operation of a steam turbine is influenced, the temperature element is sleeved in the cutting sleeve structure, the steam turbine vibrates in operation, and the steam turbine is possibly guided to the temperature element in the transmission process, so that the temperature element collides with the cutting sleeve, and the temperature element is damaged.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: a cylinder temperature element ferrule comprising:
a temperature measuring element;
the cylinder penetrating cutting sleeve is movably sleeved on the outer surface of the temperature measuring element, and two locking beads are movably sleeved on the outer surface of the temperature measuring element;
the clamping sleeve seals the locking nut, the thread sleeve is arranged at one end of the cylinder penetrating clamping sleeve, and the movable nut is arranged on the thread sleeve on the outer surface of the cylinder penetrating clamping sleeve;
the element fixing lock nut is sleeved on the outer surface of the cylinder penetrating cutting sleeve through threads, and a wall temperature element protection sleeve is movably sleeved on the outer surface of the other end of the cylinder penetrating cutting sleeve;
the inner cylinder of the steam turbine is movably connected to the outer surface of the wall temperature element protection sleeve, and an outer cylinder sealing flange is movably sleeved on the outer surface of the cylinder penetrating clamping sleeve.
Preferably, the outer surface of the outer cylinder sealing flange is movably connected with a turbine outer cylinder, a plurality of sealing gaskets are movably sleeved on the outer surface of the cylinder penetrating cutting sleeve, and a fixing head is sleeved on the outer surface fixing sleeve of the cylinder penetrating cutting sleeve.
Preferably, two fixing blocks are fixedly arranged on one side of the clamping sleeve sealing lock nut, two damping shock absorbers are fixedly arranged on the outer surfaces of the fixing blocks, and a plurality of damping shock absorbers are equally divided into two groups.
Preferably, one end of each of the two damping shock absorbers is fixedly provided with a connecting block, the outer surfaces of the two fixing blocks are fixedly provided with two springs, and the springs are respectively and fixedly arranged on one sides of the two connecting blocks.
Preferably, the inside of two sets of connecting blocks is all rotated and is connected with the link, and two sets of the surface of link is all rotated and is connected with the mounting panel.
Preferably, clamping frames are fixedly arranged on opposite sides of the two mounting plates, and heat insulation pads are fixedly arranged on outer surfaces of the two clamping frames.
Preferably, the outer surfaces of the two fixing blocks are fixedly provided with limiting columns, and the outer surfaces of the limiting columns are movably sleeved in the connecting blocks respectively.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, when the device is used, the clamping sleeve mounting mode is improved through the clamping sleeve mode, the defect of parts caused by mounting reasons is eliminated, the safety and stability of a unit are improved, the economic loss caused by damage of a temperature element is reduced, the mounting mode after the clamping sleeve structure is modified is that after a cylinder temperature element is fixed on an inner cylinder sleeve, an outer cylinder flange plate is mounted, a long clamping sleeve and the flange plate are tightly fastened through bolts, and finally, the long clamping sleeve penetrating through a cylinder is locked with the temperature element, so that the effect of preventing air leakage is achieved, the damage condition of certain elements caused by measurement errors and errors in manual mounting is avoided, and the safety and the economical efficiency of equipment are improved.
2. When the vibration-damping device is used, when the steam turbine works, vibration is generated to influence the vibration of the temperature measuring element, the vibration force is transmitted to the clamping frame, and under the combined action of the mounting plate, the connecting frame, the connecting block, the miniature damper and the spring, the vibration force is absorbed, the collision between the temperature measuring element and the inner wall of the cylinder penetrating clamping sleeve is avoided, the vibration-damping device has a vibration-damping function, and the normal use of the temperature measuring element is protected.
Drawings
FIG. 1 is a schematic perspective view of a cylinder temperature element ferrule of the present utility model;
FIG. 2 is a schematic cross-sectional view of a cylinder temperature element ferrule of the present utility model;
FIG. 3 is an enlarged view of the cylinder temperature element ferrule of FIG. 1 at A in accordance with the present utility model;
FIG. 4 is an enlarged view of the cylinder temperature element ferrule of FIG. 2 at B in accordance with the present utility model;
fig. 5 is an enlarged view of the cylinder temperature element ferrule of fig. 2 at C in accordance with the present utility model.
Legend description: 1. a temperature measuring element; 2. a cylinder penetrating cutting sleeve; 3. the clamping sleeve seals the sealing nut; 301. a fixed block; 302. a miniature damper; 303. a spring; 304. a connecting block; 305. a connecting frame; 306. a mounting plate; 307. a clamping frame; 308. a heat insulating mat; 309. a limit column; 4. a movable nut; 5. element fixing lock nut; 6. the wall temperature element protects the sleeve; 7. an inner cylinder of the steam turbine; 8. an outer cylinder sealing flange; 9. an outer cylinder of the steam turbine; 10. a sealing gasket; 11. locking the beads; 12. the head is fixed.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Embodiment 1 as shown in fig. 1-5, the present utility model provides a cylinder temperature element ferrule comprising:
a temperature measuring element 1;
the cylinder penetrating cutting sleeve 2 is movably sleeved on the outer surface of the temperature measuring element 1, and two locking beads 11 are movably sleeved on the outer surface of the temperature measuring element 1;
the clamping sleeve seals the locking nut 3, the threaded sleeve is arranged at one end of the cylinder penetrating clamping sleeve 2, and the movable nut 4 is sleeved on the external surface of the cylinder penetrating clamping sleeve 2;
the element fixing lock nut 5 is sleeved on the outer surface of the cylinder penetrating cutting sleeve 2 in a threaded manner, and a wall temperature element protection sleeve 6 is movably sleeved on the outer surface of the other end of the cylinder penetrating cutting sleeve 2;
the inner cylinder 7 of the steam turbine is movably connected to the outer surface of the wall temperature element protection sleeve 6, and an outer cylinder sealing flange 8 is movably sleeved on the outer surface of the cylinder penetrating clamping sleeve 2.
Further, as shown in fig. 1-5, the outer surface of the outer cylinder sealing flange 8 is movably connected with the outer cylinder 9 of the steam turbine, the outer surface of the cylinder penetrating cutting sleeve 2 is movably sleeved with a plurality of sealing gaskets 10, the outer surface of the cylinder penetrating cutting sleeve 2 is fixedly sleeved with a fixing head 12, before the temperature measuring element 1 is installed in use, the joint surface of the outer cylinder sealing flange 8 is required to be ground and cleaned, a sealing gasket is replaced, the temperature measuring element 1 is tested to be normal and intact without damage, the checking result meets the requirement, the cylinder penetrating cutting sleeve 2, the cutting sleeve sealing locking nut 3, the movable nut 4, the element fixing locking nut 5, the sealing gaskets 10, the outer cylinder sealing flange 8, the locking beads 11, the fixing head 12 and the like are penetrated onto the temperature measuring element 1, then the temperature measuring element 1 is inserted into the wall temperature element protecting sleeve 6 of the inner cylinder 7 of the steam turbine, the element fixing locking nut 5 and the locking bead 11 are fixed, the sealing gasket 10 is added between the cylinder penetrating cutting sleeve 2 and the outer cylinder sealing flange 8, cylinder sealing grease is coated, a new sealing flange gasket is required to be mounted between the turbine outer cylinder 9 and the outer cylinder sealing flange 8, cylinder sealing grease is coated, the sealing flange is firmly mounted and fixed, sealing is ensured to be tight, the cylinder sealing grease is coated on the outer gasket of the cylinder penetrating cutting sleeve 2, after the movable nut 4 is fastened, the nut is added again to strengthen and prevent loosening, sealing is ensured to be tight and air leakage is simultaneously prevented, the cutting sleeve sealing locking nut 3 and the locking bead 11 are locked, sealing is ensured to be tight and air leakage is prevented between the cylinder temperature element and the cylinder penetrating cutting sleeve 2, the temperature measuring element 1 which is mounted is connected to a local temperature terminal box after the test is normal, DCS picture display is checked, and mounting work is completed.
Further, as shown in fig. 1-5, two fixing blocks 301 are fixedly installed on one side of the ferrule sealing lock nut 3, two damping shock absorbers 302 are fixedly installed on the outer surfaces of the two fixing blocks 301, the plurality of damping shock absorbers 302 are equally divided into two groups, and when the ferrule sealing lock nut is used, the fixing blocks 301 are convenient for installing the miniature dampers 302 and the springs 303, so that the installation stability of the miniature dampers 302 and the springs 303 is enhanced.
Further, as shown in fig. 1-5, one end of each of the two sets of damping dampers 302 is fixedly provided with a connecting block 304, the outer surfaces of the two fixing blocks 301 are fixedly provided with two springs 303, the plurality of springs 303 are respectively and fixedly arranged on one sides of the two connecting blocks 304, when in use, the connecting blocks 304 are arranged, so that the miniature dampers 302, the springs 303 and the connecting frame 305 are conveniently connected, the connecting blocks 304 are conveniently driven to move when the connecting frame 305 moves, and then the moving force is conducted to the miniature dampers 302 and the springs 303 and absorbed.
Further, as shown in fig. 1-5, the connecting frames 305 are rotatably connected to the inside of the two sets of connecting blocks 304, the mounting plates 306 are rotatably connected to the outer surfaces of the two sets of connecting frames 305, and when in use, the mounting plates 306 are movably connected between the two connecting frames 305, and when the mounting plates 306 are forced to move, the connecting frames 305 are directly driven to move.
Further, as shown in fig. 1-5, the clamping frames 307 are fixedly installed on opposite sides of the two mounting plates 306, the heat insulation pads 308 are fixedly installed on outer surfaces of the two clamping frames 307, when in use, the clamping frames 307 are fixed on the mounting plates 306, the heat insulation pads 308 on the clamping frames 307 are directly contacted with the temperature measuring element 1, and heat conduction between the two heat insulation frames is avoided while buffering is provided, so that normal operation of the temperature measuring element 1 is prevented from being influenced.
Further, as shown in fig. 1-5, the outer surfaces of the two fixing blocks 301 are fixedly provided with limiting posts 309, the outer surfaces of the plurality of limiting posts 309 are movably sleeved inside the plurality of connecting blocks 304 respectively, and when in use, the limiting posts 309 are arranged, so that the connecting blocks 304 are conveniently limited by the limiting posts 309 during movement, and the position deviation of the connecting blocks 304 is prevented.
Working principle: when in use, before installing the temperature measuring element 1, the joint surface of the sealing flange 8 of the outer cylinder is required to be ground and cleaned, the sealing gasket is replaced, the temperature measuring element 1 is tested to be normal and intact, no damage exists, the checking result meets the requirements, the cylinder penetrating cutting sleeve 2, the cutting sleeve sealing locking nut 3, the movable nut 4, the element fixing locking nut 5, the sealing gasket 10, the sealing flange 8 of the outer cylinder, the locking beads 11, the fixing head 12 and the like are penetrated on the temperature measuring element 1, then the temperature measuring element 1 is inserted into the wall temperature element protection sleeve 6 of the inner cylinder 7 of the steam turbine, the element fixing locking nut 5 and the locking beads 11 are fixed, the sealing gasket 10 is added between the cylinder penetrating cutting sleeve 2 and the sealing flange 8 of the outer cylinder and the sealing grease of the cylinder is coated, a new sealing flange gasket is arranged between the outer cylinder 9 of the steam turbine and the sealing flange 8 of the outer cylinder and the sealing grease of the cylinder is coated, the sealing flange is firmly installed, the sealing flange is ensured to be tightly sealed, the cylinder-penetrating cutting ferrule 2 is coated with cylinder sealing grease on an external gasket, after the movable nut 4 is fastened, the nut is added to strengthen the sealing to prevent loosening, the sealing is tight to prevent air leakage, the cutting ferrule sealing locking nut 3 and the locking bead 11 are locked to ensure the sealing between the cylinder temperature element and the cylinder-penetrating cutting ferrule 2 to prevent air leakage, the temperature element 1 which is installed is measured, the temperature element 1 which is installed is normally tested, a local temperature terminal box is accessed, DCS images are checked to display normally, the installation work is completed, when the temperature measuring device is used, the fixing block 301 is arranged, the micro damper 302 and the spring 303 are conveniently installed, the installation stability of the micro damper 302 and the spring 303 is enhanced, when the temperature measuring device is used, the connecting block 304 is arranged, the micro damper 302, the spring 303 and the connecting frame 305 are conveniently connected, the connecting block 304 is conveniently driven to move when the connecting frame 305 moves, the moving force is conducted to the micro damper 302 and the spring 303 and absorbed when the temperature measuring device is used, the mounting panel 306 swing joint is between two link 305, directly drive link 305 motion when mounting panel 306 atress motion, when using, the grip bracket 307 is fixed on mounting panel 306, the heat insulating pad 308 on the grip bracket 307 is direct with temperature measuring element 1 contact, avoid heat to conduct each other when providing the buffering, avoid influencing temperature measuring element 1's normal work, when steam turbine during operation, produce vibrations and influence temperature measuring element 1 and take place the shake, the power conduction of shake is to grip bracket 307, under the combined action of mounting panel 306, link 305, connecting block 304, miniature damper 302 and spring 303, be favorable to absorbing the power of shake, avoid temperature measuring element 1 and wear jar inner wall of cutting ferrule 2 to bump, make it have the absorbing function, the normal use of protection temperature measuring element 1, during the use, the setting of spacing post 309, be convenient for connecting block 304 is limited by spacing post 309 when the motion, be favorable to preventing connecting block 304 from taking place the position offset.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (7)
1. A cylinder temperature element ferrule comprising:
a temperature measuring element (1);
the cylinder penetrating cutting sleeve (2) is movably sleeved on the outer surface of the temperature measuring element (1), and two locking beads (11) are movably sleeved on the outer surface of the temperature measuring element (1);
the clamping sleeve sealing locking nut (3) is sleeved at one end of the cylinder penetrating clamping sleeve (2) in a threaded manner, and a movable nut (4) is sleeved on the outer surface of the cylinder penetrating clamping sleeve (2) in a threaded manner;
the element fixing lock nut (5) is sleeved on the outer surface of the cylinder penetrating cutting sleeve (2) in a threaded manner, and a wall temperature element protection sleeve (6) is movably sleeved on the outer surface of the other end of the cylinder penetrating cutting sleeve (2);
the steam turbine inner cylinder (7) is movably connected to the outer surface of the wall temperature element protection sleeve (6), and an outer cylinder sealing flange (8) is movably sleeved on the outer surface of the cylinder penetrating clamping sleeve (2).
2. A cylinder temperature element ferrule as in claim 1, wherein: the outer surface swing joint of outer jar sealing flange (8) has steam turbine outer jar (9), the surface movable sleeve of wearing jar cutting ferrule (2) is equipped with a plurality of sealing gasket (10), the surface fixed sleeve of wearing jar cutting ferrule (2) is equipped with fixed head (12).
3. A cylinder temperature element ferrule as in claim 2, wherein: two fixed blocks (301) are fixedly arranged on one side of the clamping sleeve sealing locking nut (3), two miniature dampers (302) are fixedly arranged on the outer surfaces of the two fixed blocks (301), and a plurality of miniature dampers (302) are equally divided into two groups.
4. A cylinder temperature element ferrule as in claim 3, wherein: two groups of miniature dampers (302) are all fixed mounting in one end has connecting block (304), two fixed surface of fixed block (301) is all fixed mounting has two springs (303), a plurality of springs (303) are fixed mounting respectively in one side of two connecting blocks (304).
5. A cylinder temperature element ferrule as in claim 4, wherein: the inside of two sets of connecting blocks (304) all rotates and is connected with link (305), and the surface of two sets of link (305) all rotates and is connected with mounting panel (306).
6. A cylinder temperature element ferrule as in claim 5, wherein: clamping frames (307) are fixedly arranged on opposite sides of the two mounting plates (306), and heat insulation pads (308) are fixedly arranged on outer surfaces of the two clamping frames (307).
7. A cylinder temperature element ferrule as in claim 3, wherein: the outer surfaces of the two fixed blocks (301) are fixedly provided with limiting columns (309), and the outer surfaces of the limiting columns (309) are movably sleeved in the connecting blocks (304) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321144230.6U CN219798555U (en) | 2023-05-12 | 2023-05-12 | Cylinder temperature element cutting sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321144230.6U CN219798555U (en) | 2023-05-12 | 2023-05-12 | Cylinder temperature element cutting sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219798555U true CN219798555U (en) | 2023-10-03 |
Family
ID=88153280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321144230.6U Active CN219798555U (en) | 2023-05-12 | 2023-05-12 | Cylinder temperature element cutting sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219798555U (en) |
-
2023
- 2023-05-12 CN CN202321144230.6U patent/CN219798555U/en active Active
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| GR01 | Patent grant |