CN219747799U - Novel turbine baffle takes out device - Google Patents
Novel turbine baffle takes out device Download PDFInfo
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- CN219747799U CN219747799U CN202320072754.2U CN202320072754U CN219747799U CN 219747799 U CN219747799 U CN 219747799U CN 202320072754 U CN202320072754 U CN 202320072754U CN 219747799 U CN219747799 U CN 219747799U
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- positioning
- butt joint
- positioning beam
- partition
- threaded
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- 238000005192 partition Methods 0.000 claims abstract description 60
- 210000001503 joint Anatomy 0.000 claims description 30
- 238000003466 welding Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000003032 molecular docking Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model discloses a novel steam turbine partition plate taking-out device, which comprises a first positioning beam and a second positioning beam, wherein a connecting plate is fixedly connected between the first positioning beam and the second positioning beam in a threaded or welded mode, a gap for accommodating a pull rod is reserved between the first positioning beam and the second positioning beam, the first positioning beam and the second positioning beam are spliced to form a partition plate taking-out device, an accommodating hole is fixedly formed in the bottom surface of the partition plate taking-out device, the bottom of the accommodating hole is connected with a positioning column in a welded mode, an embedding groove is formed in the positioning column, the embedding groove is matched with a positioning head fixedly arranged on a positioning plate, and a jack is arranged at the bottom of the positioning head.
Description
Technical Field
The utility model relates to the technical field of overhauling of a dry quenching steam turbine in the coal coking chemical industry, in particular to a novel steam turbine partition plate taking-out device.
Background
When the steam turbine partition board is overhauled in the prior art, the conventional extraction method of the partition board is to hoist the partition board by using a crown block, knock the partition board by using a red copper rod, and the partition board can be generally and slowly extracted under the condition of not being very tight. However, in the steam turbine uncovering cylinder maintenance process, often because the partition board is subjected to the combined action of high temperature, high pressure and corrosion for a long time and water drops and erosion in a wet steam area, oxide skin, scale or corrosion are easy to generate on the surface, so that the back arc of the partition board is difficult to separate from the embedded groove in a blocking manner, the partition board cannot be taken out normally, and the maintenance process is influenced.
In view of the above factors, a novel turbine partition plate taking-out device is specially designed, and the novel turbine partition plate taking-out device is light in structure weight, small in size, convenient to install and convenient to maintain and operate.
Disclosure of Invention
The utility model aims to provide a novel turbine partition plate taking-out device, which solves the problems in the prior art, can greatly improve the maintenance efficiency, reduce the labor intensity, does not damage the partition plate, can smoothly take out the partition plate, reduces the rejection rate of the partition plate and ensures the reuse of the partition plate.
The utility model aims at realizing the following technical scheme: the novel steam turbine partition plate taking-out device comprises a first positioning beam and a second positioning beam, wherein the first positioning beam and the second positioning beam are connected with a connecting plate in a threaded or welded mode, and a gap for accommodating a pull rod is reserved between the first positioning beam and the second positioning beam;
the first positioning beam and the second positioning beam are spliced to form a partition plate taking-out device, a containing hole is fixedly formed in the bottom surface of the partition plate taking-out device, the bottom of the containing hole is connected with a positioning column in a welding mode, and an embedded groove is formed in the positioning column;
the embedded groove is matched with a positioning head fixedly arranged on the positioning plate;
and a jack is arranged at the bottom of the positioning head.
Further, the pull rod is of a combined structure and is divided into a bolt positioning end and a turbine partition butt end, the bolt positioning end and the turbine partition butt end are connected through threads, and the diameter of a butt-joint surface cylinder between the bolt positioning end and the turbine partition butt end is larger than the width of the gap;
the diameter of the cylinder of the butt joint surface between the bolt positioning end and the butt joint end of the steam turbine partition plate is larger than that of the pull rod, and the diameter of the pull rod is smaller than the width of the gap.
Further, the upper end of the bolt positioning end is fixedly provided with a thread section, the bottom of the bolt positioning end is provided with a cylindrical butt joint groove, a thread butt joint channel is arranged in the cylindrical butt joint groove, the upper end of the turbine partition butt joint end is a stud butt joint end in butt joint with the thread butt joint channel, and the lower end of the turbine partition butt joint end is fixedly provided with a thread section in threaded fit with a turbine partition bottom hole.
Further, the butt joint end of the steam turbine partition plate is divided into two detachable parts, wherein one part is a middle end, the other part is a threaded section, and the middle end is in threaded connection with the threaded section;
the middle end is provided with a plurality of sections.
Further, the upper end face of the partition plate taking-out device is connected with the handles at two ends in a welding mode.
Further, the first positioning beam and the second positioning beam are composed of channel steel, the first positioning beam and the second positioning beam are internally connected with a positioning seat in a threaded or welding mode, the positioning seat is connected with a rotatable screw rod through a bearing, the rotatable screw rod is in threaded connection with a positioning block, and the positioning block is fixedly connected with a supporting plate in a threaded or welding mode.
Further, an extension shaft is fixedly arranged at one end, connected with the positioning seat, of the rotatable screw rod, the extension shaft extends into the positioning seat, a fixing head is fixedly arranged at the end position of the extension shaft, and the fixing head is in a bolt rod shape;
the positioning seat is of a hollow groove structure.
Further, the rotatable screw is driven to rotate through bearing rotation by rotating the fixing head, so that the supporting plate extends to two sides;
circular locating holes are fixedly formed in the bottom surface of the end head of the supporting plate.
Further, the upper end of the pull rod passes through the gap and is screwed and fixed with the nut through a round backing plate;
the lower end of the pull rod is directly connected with the partition board in a threaded manner.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides a novel turbine partition plate taking-out device, which can greatly improve maintenance efficiency, reduce labor intensity, does not damage the partition plate, can smoothly take out the partition plate, reduces the rejection rate of the partition plate and ensures the reuse of the partition plate.
The utility model has the characteristics of light weight, small volume, simple structure and convenient assembly.
The utility model is suitable for various steam turbine models and partition plate sizes.
The utility model has little damage to the partition board.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic bottom view of the present utility model;
FIG. 3 is a schematic view of a tie rod of the present utility model;
FIG. 4 is a schematic diagram of a tie rod splice of the present utility model;
FIG. 5 is a schematic view of the intermediate end of the tie rod of the present utility model;
FIG. 6 is a schematic diagram of another state of the intermediate end of the present utility model;
FIG. 7 is a schematic top view of the handle of the present utility model;
FIG. 8 is a schematic side view of the present utility model;
FIG. 9 is a schematic side view of the handle of the present utility model;
FIG. 10 is a schematic view of a positioning seat according to the present utility model;
FIG. 11 is a schematic view of a positioning column according to the present utility model;
FIG. 12 is a schematic view of a locating plate according to the present utility model.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
1-12, a novel steam turbine partition plate taking-out device comprises a first positioning beam 1 and a second positioning beam 2, wherein a connecting plate 3 is connected between the first positioning beam 1 and the second positioning beam 2 in a threaded or welded mode, and a gap 4 for accommodating a pull rod 6 is reserved between the first positioning beam 1 and the second positioning beam 2;
the first positioning beam 1 and the second positioning beam 2 are spliced to form a partition plate taking-out device A, an accommodating hole 5 is fixedly formed in the bottom surface of the partition plate taking-out device A, the bottom of the accommodating hole 5 is connected with a positioning column 14 in a welding mode, and an embedding groove 15 is formed in the positioning column 14;
the embedded groove 15 is matched with a positioning head 17 fixedly arranged on the positioning plate 16, and a jack 22 is arranged at the bottom of the positioning head 17.
In the use state, the jack is arranged at the bottom of the partition plate taking-out device A symmetrically, and the extending end of the jack is in plug-in butt joint with the fixing hole at the bottom of the positioning plate 16.
In order to facilitate the fixing of the diaphragm removing device A by a pull rod in a use state, according to a further preferred embodiment of the present utility model, the pull rod 6 has a combined structure, the pull rod 6 is divided into a bolt positioning end 7 and a turbine diaphragm abutting end 8, the bolt positioning end 7 and the turbine diaphragm abutting end 8 are in threaded connection, and a cylindrical diameter of an abutting surface between the bolt positioning end 7 and the turbine diaphragm abutting end 8 is larger than the width of the gap 4;
the diameter of the cylinder of the butt joint surface between the bolt positioning end 7 and the butt joint end 8 of the steam turbine partition plate is larger than that of the pull rod 6, and the diameter of the pull rod 6 is smaller than the width of the gap 4.
In order to facilitate the splicing under the use state, a further preferred embodiment of the utility model is that the pull rod is fixedly welded together by two M24×3 bolts with the strength grade of 12.9, the two ends of the pull rod are threaded, and the length of a single bolt is 260mm.
In order to facilitate setting of pull rod structures of different forms in a use state, according to a further preferred embodiment of the present utility model, a threaded section is fixedly provided at the upper end of the bolt positioning end 7, a cylindrical docking groove is provided at the bottom of the bolt positioning end 7, a threaded docking channel 9 is provided in the cylindrical docking groove, a stud docking end 10 docking with the threaded docking channel 9 is provided at the upper end of the turbine diaphragm docking end 8, and a threaded section is fixedly provided at the lower end of the turbine diaphragm docking end 8 for threaded engagement with a turbine diaphragm bottom hole.
In order to facilitate setting of multiple sections of middle ends in a use state and ensure the use length, according to a further preferred embodiment of the present utility model, the turbine diaphragm butt joint end 8 is divided into two detachable parts, wherein one part is a middle end 11 and the other part is a threaded section 12, and the middle end 11 is in threaded connection with the threaded section 12;
the intermediate end 11 is provided with several segments.
In order to facilitate lifting in the use state, according to a further preferred embodiment of the present utility model, the two ends of the upper end surface of the separator removing device a are connected to the handle 13 by welding.
In order to facilitate assembly and ensure the overall stability in the use state, according to a further preferred embodiment of the present utility model, the first positioning beam 1 and the second positioning beam 2 are formed by channel steel, the first positioning beam 1 and the second positioning beam 2 are connected with a positioning seat 18 in a screwing or welding manner, the positioning seat 18 is connected with a rotatable screw 19 through a bearing, the rotatable screw 19 is screwed with a positioning block 20, and the positioning block 20 is fixedly connected with a supporting plate 21 in a screwing or welding manner.
In order to facilitate the pushing out of the supporting plate by the rotation of the rotatable screw rod in the use state, according to a further preferred embodiment of the present utility model, an extension shaft is fixedly arranged at one end of the rotatable screw rod 19 connected with the positioning seat 18, the extension shaft extends into the positioning seat 18, and a fixing head is fixedly arranged at the end position of the extension shaft, and the fixing head is in a bolt shape;
the positioning seat 18 is a hollow groove structure, and the positioning seats 18 are symmetrically arranged at intervals.
The first positioning beam 1 and the second positioning beam 2 are formed by square steel or channel steel,
when square steel is adopted, the rectangular steel at the position of the positioning seat 18 is provided with a rectangular opening structure;
when the channel steel is adopted, the channel steel is connected with fixing plates (the fixing plates are arranged at intervals and are provided with sliding grooves, at the moment, the surface of the channel steel body corresponding to the fixing plates is also provided with the sliding grooves, and the supporting plates are inlaid through the sliding grooves), the fixing plates are positioned at one side of the channel steel opening, and the rectangular steel at the position of the positioning seat 18 is provided with a rectangular opening structure;
in order to facilitate the auxiliary support in the use state, a further preferred embodiment of the present utility model extends the support plate 21 to both sides by rotating the fixing head to rotate the rotatable screw 19 through a bearing;
circular locating holes are fixedly formed in the bottom surface of the end head of the supporting plate 21.
The supporting plate 21 is matched with the first positioning beam 1 and the second positioning beam 2 through sliding grooves, symmetrical sliding grooves are formed in the inner walls of the first positioning beam 1 and the second positioning beam 2, and two ends of the supporting plate 21 are embedded in the sliding grooves.
In order to facilitate the fixing of the tie rod in the use state, according to a further preferred embodiment of the utility model, the upper end of the tie rod 6 passes through the gap 4 and is screwed and fixed with the nut by a circular backing plate 23; the thickness of the round backing plate 23 is 20mm, the outer diameter phi is 80mm, and the inner diameter phi is 24+0.3mm.
The lower end of the pull rod 6 is directly connected with the partition board in a threaded manner.
Under the state of use, screw in the baffle bottomhole with pull rod one end, another head passes clearance 4 that leaves between first locating beam 1, the second locating beam 2, then embolia the backing plate, screw up the nut, the space card of first locating beam 1, the second locating beam 2 is on the circular head of pull rod, utilizes plate hydraulic jack with first locating beam 1, second locating beam 2 and high strength pull rod cooperation, two 50T jacks slowly jack-ups simultaneously, drives the baffle and breaks away from the cylinder, beats vibration baffle with the red copper bar when pressure is too big and can take out smoothly. The taking-out device can smoothly finish the taking-out work of the partition board, the partition board is not damaged, the reuse of the partition board is ensured, and the rejection rate of the partition board is reduced.
Meanwhile, in the use state, in order to increase stability, the rotatable screw 19 is driven to rotate by rotating the fixing head through a bearing to extend the supporting plate 21 to two sides, and the support with a telescopic structure can be placed below the extending supporting plate for auxiliary support, so that overall stability is ensured.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. Novel turbine baffle takes out device, its characterized in that: the connecting plate comprises a first positioning beam (1) and a second positioning beam (2), wherein the first positioning beam (1) and the second positioning beam (2) are connected with a connecting plate (3) in a threaded or welded mode, and a gap (4) for accommodating a pull rod (6) is reserved between the first positioning beam (1) and the second positioning beam (2);
the first positioning beam (1) and the second positioning beam (2) are spliced to form a partition plate taking-out device (A), a containing hole (5) is fixedly formed in the bottom surface of the partition plate taking-out device (A), the bottom of the containing hole (5) is connected with a positioning column (14) in a welding mode, and an embedded groove (15) is formed in the positioning column (14);
the embedded groove (15) is matched with a positioning head (17) fixedly arranged on the positioning plate (16),
a jack (22) is arranged at the bottom of the positioning head (17).
2. The novel steam turbine diaphragm extraction apparatus of claim 1, wherein: the pull rod (6) is of a combined structure, the pull rod (6) is divided into a bolt positioning end (7) and a turbine partition butt joint end (8), the bolt positioning end (7) and the turbine partition butt joint end (8) are connected through threads, and the diameter of a butt joint surface cylinder between the bolt positioning end (7) and the turbine partition butt joint end (8) is larger than the width of the gap (4);
the diameter of a butt joint surface cylinder between the bolt positioning end (7) and the butt joint end (8) of the steam turbine partition plate is larger than the diameter of the pull rod (6), and the diameter of the pull rod (6) is smaller than the width of the gap (4).
3. The novel steam turbine diaphragm extraction apparatus of claim 2, wherein: the upper end of the bolt positioning end (7) is fixedly provided with a thread section, the bottom of the bolt positioning end (7) is a cylindrical butt joint groove, a thread butt joint channel (9) is arranged in the cylindrical butt joint groove, the upper end of the turbine partition butt joint end (8) is a stud butt joint end (10) which is in butt joint with the thread butt joint channel (9), and the lower end of the turbine partition butt joint end (8) is fixedly provided with a thread section in threaded fit with a turbine partition bottom hole.
4. A novel steam turbine diaphragm extraction apparatus as claimed in claim 3 wherein: the turbine partition plate butt joint end (8) is divided into two detachable parts, wherein one part is a middle end (11) and the other part is a threaded section (12), and the middle end (11) is in threaded connection with the threaded section (12);
the middle end (11) is provided with a plurality of sections.
5. The novel steam turbine diaphragm extraction apparatus of claim 4, wherein: the two ends of the upper end face of the baffle plate taking-out device (A) are connected with handles (13) in a welding mode.
6. The novel steam turbine diaphragm extraction apparatus of claim 1, wherein: the positioning device comprises a first positioning beam (1) and a second positioning beam (2), wherein the first positioning beam (1) and the second positioning beam (2) are internally connected with a positioning seat (18) in a threaded or welded mode, the positioning seat (18) is connected with a rotatable screw rod (19) through a bearing, the rotatable screw rod (19) is in threaded connection with a positioning block (20), and the positioning block (20) is fixedly connected with a supporting plate (21) in a threaded or welded mode.
7. The novel steam turbine diaphragm extraction apparatus of claim 6, wherein: an extension shaft is fixedly arranged at one end, connected with the positioning seat (18), of the rotatable screw rod (19), the extension shaft extends into the positioning seat (18), a fixing head is fixedly arranged at the end position of the extension shaft, and the fixing head is in a bolt shape;
the positioning seat (18) is of a hollow groove structure.
8. The novel steam turbine diaphragm extraction apparatus of claim 7, wherein: the rotatable screw (19) is driven to rotate by rotating the fixed head through a bearing to extend the supporting plate (21) to two sides;
circular locating holes are fixedly formed in the bottom surface of the end head of the supporting plate (21).
9. The novel steam turbine diaphragm extraction apparatus of claim 1, wherein: the upper end of the pull rod (6) passes through the gap (4) and is screwed and fixed with the nut through a round backing plate (23);
the lower end of the pull rod (6) is directly connected with the partition board in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320072754.2U CN219747799U (en) | 2023-01-10 | 2023-01-10 | Novel turbine baffle takes out device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320072754.2U CN219747799U (en) | 2023-01-10 | 2023-01-10 | Novel turbine baffle takes out device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219747799U true CN219747799U (en) | 2023-09-26 |
Family
ID=88080907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320072754.2U Active CN219747799U (en) | 2023-01-10 | 2023-01-10 | Novel turbine baffle takes out device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219747799U (en) |
-
2023
- 2023-01-10 CN CN202320072754.2U patent/CN219747799U/en active Active
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