CN215574952U - Online hydraulic tandem type target plate device of steam blowpipe - Google Patents
Online hydraulic tandem type target plate device of steam blowpipe Download PDFInfo
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- CN215574952U CN215574952U CN202121341752.6U CN202121341752U CN215574952U CN 215574952 U CN215574952 U CN 215574952U CN 202121341752 U CN202121341752 U CN 202121341752U CN 215574952 U CN215574952 U CN 215574952U
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Abstract
The utility model provides an online hydraulic tandem target plate device of a steam blowpipe, which comprises a tandem target plate device body, wherein a hydraulic oil cylinder body is arranged on one side of the tandem target plate device body and is connected to one side of the tandem target plate device body through a sealing flange, the tandem target plate device body comprises a cylindrical shaft bracket, a first working section and a second working section are arranged on the cylindrical shaft bracket, target plate grooves are formed in the first working section and the second working section, and target plates are arranged on the target plate grooves.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, in particular to an online hydraulic tandem target plate device of a steam blowpipe.
Background
The target plate device is a part for detecting the impurity content of steam, and a superheater, a reheater and a steam pipeline blowpipe are an important process before the operation of a thermal power construction engineering unit, and the target plate device aims to purge related equipment and a steam pipeline by taking the steam as power so as to remove sundries such as sand, welding slag, rust scale, oxide skin and the like accumulated in the device in the manufacturing, transporting, storing and installing processes, so that qualified steam enters a steam turbine, the damage of pipe explosion and the damage of a through-flow part of the steam turbine in the operation of the unit are prevented, the safety and the economical efficiency of the unit are improved, and the safe operation of the unit is ensured. The evaluation standard of the quality of the blowpipe is to judge whether the blowpipe is qualified or not by the number and the size of speckles left by the target plate arranged on the target plate device under the impact of impurities flushed by high-temperature and high-pressure steam in the pipeline.
The existing ignition blowpipe target plate device adopts a flange type straight shaft target plate device, two sets of target plate shaft sleeves need to be prepared, a platform needs to be set up in advance and a hoist frame needs to be erected when the target plate is replaced, the target plate device is lifted out by a hoist after a flange pressing cover is disassembled, the target plate is replaced again, and the time is long. Meanwhile, a large amount of steam leaks outside in the process of replacing the target plate, great potential safety hazards are brought to target plate replacing personnel, even target plate replacing operation cannot be carried out, and the pipe washing process is also affected. Therefore, a steam blowpipe target plate device which is convenient to replace, high in safety and good in automation degree is needed to be designed.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide an online hydraulic tandem target plate device of a steam blowpipe, so as to solve the problems in the background technology.
The technical problem solved by the utility model is realized by adopting the following technical scheme: the utility model provides an online cluster axle formula target plate ware that surges of steam blowpipe, includes cluster axle formula target plate ware body, cluster axle formula target plate ware body one side be provided with the hydraulic cylinder rigid body, the hydraulic cylinder body pass through sealing flange joint in one side of cluster axle formula target plate ware body, cluster axle formula target plate ware body include the cylinder pedestal, the cylinder pedestal on be provided with first working section and second working section, first working section and second working section on all be provided with the target plate groove, the target plate groove on be provided with the target plate.
Furthermore, the two sides of the first working section are provided with adjacent flushing pipes, and the second working section is arranged on the outer side of the adjacent flushing pipe, which is far away from one side of the hydraulic oil cylinder body.
Furthermore, the sealing flange comprises a flange with a diameter, a packing gland is arranged on one side of the flange with the diameter, a gasket is arranged on one side of the bottom end of the packing gland, and a packing seal is arranged on one side of the gasket.
Furthermore, a screw rod is arranged on the flange with the diameter, a screw rod protective sleeve is arranged on the outer side of the screw rod, one end of the screw rod is connected with the flange with the diameter, and the other end of the screw rod is connected with the cylinder body of the hydraulic oil cylinder.
Furthermore, a hydraulic cylinder piston rod is arranged in the middle of one side of the hydraulic cylinder body close to the tandem target plate device body.
Furthermore, hydraulic oil inlet and return oil ports are arranged on two sides of the bottom end of the hydraulic oil cylinder body and connected to a hydraulic oil station through hoses.
Compared with the prior art, the utility model has the beneficial effects that: the target plate device can realize on-line shaft channeling and target plate replacement, is applicable to a pressure stabilizing blowing pipe, a pressure reducing blowing pipe, a pressure stabilizing and pressure reducing combined blowing pipe, improves the efficiency of the boiler blowing pipe, reduces the blowing pipe time, and reduces the consumption of manpower, electric energy, fuel and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the flange structure of the present invention.
Fig. 3 is a schematic structural diagram of BB of the present invention.
In the figure: 1-a target plate; 2-a screw; 3-screw rod protective sleeve; 4-a hydraulic oil cylinder piston rod; 5-a hydraulic cylinder body; 6-hydraulic oil inlet and return oil interface; 7-a first working section; 8-a second working section; 9-target plate groove; 10-a hydraulic oil cylinder piston rod; 11-packing gland; 12-a radial flange; 13-packing and sealing; 14-a gasket; 15-tandem target plate device body; 16-adjacent washing pipe.
Detailed Description
In the description of the present invention, it should be noted that unless otherwise specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
As shown in fig. 1, 2 and 3, the online hydraulic tandem target plate device of the steam blowpipe comprises a tandem target plate device body 15, a hydraulic cylinder rigid body 5 is arranged on one side of the tandem target plate device body 15, the hydraulic cylinder body 5 is connected to one side of the tandem target plate device body 15 through a sealing flange, the tandem target plate device body 15 comprises a cylindrical shaft bracket, a first working section 7 and a second working section 8 are arranged on the cylindrical shaft bracket, target plate grooves 9 are formed in the first working section 7 and the second working section 8, and target plates 1 are arranged on the target plate grooves 9.
Furthermore, the two sides of the first working section 7 are provided with the adjacent flushing pipes 16, and the second working section 8 is arranged on the outer side of the adjacent flushing pipe 16 far away from one side of the hydraulic oil cylinder body 5.
Further, the sealing flange comprises a flange 12 with a diameter, a packing gland 11 is arranged on one side of the flange 12 with the diameter, a gasket 14 is arranged on one side of the bottom end of the packing gland 11, and a packing seal 13 is arranged on one side of the gasket 14.
Further, a screw rod 2 is arranged on the flange 12 with the diameter, a screw rod protective sleeve 3 is arranged outside the screw rod 2, one end of the screw rod 2 is connected with the flange with the diameter, and the other end of the screw rod 2 is connected with a hydraulic oil cylinder body 5.
Furthermore, a hydraulic cylinder piston rod 3 is arranged in the middle of one side of the hydraulic cylinder body 5 close to the tandem target plate device body 15.
Furthermore, two sides of the bottom end of the hydraulic cylinder body 5 are provided with hydraulic oil inlet and return oil ports 6, and the hydraulic oil inlet and return oil ports 6 are connected to a hydraulic oil station through hoses.
In the utility model: the online hydraulic tandem target plate device body is provided with a cylindrical shaft bracket, two working sections are arranged on the cylindrical shaft bracket, a target plate groove 9 is respectively milled in the same direction of each working section, a target plate 1 is installed in each target plate groove 9, two target plates 1 can be installed on the cylindrical shaft bracket, one target plate works in a flushing pipe 16, and the other target plate is reserved outside the flushing pipe 16. A hydraulic cylinder body 5 is added on one side of the tandem type target plate device body, and the hydraulic cylinder body 5 is connected with the tandem type target plate device body 15 through a flange. And a set of hydraulic oil station is separately arranged and connected with the cylinder body of the hydraulic oil cylinder through a high-pressure hose. The target plate can be safely replaced by controlling the hydraulic oil station to realize the access of the target plate.
The cylindrical shaft bracket adopts 12Gr1MoV, and the material still has high heat resistance and oxidation resistance at 580 ℃ and has high lasting plasticity. Designing a target plate groove: the target plate groove is 5mm wider than the target plate, and the groove depth is 5mm thicker than the target plate, so that the target plate is prevented from being washed by steam. Shaft sleeve sealing device: because the shaft needs to be shifted when the target plate is replaced, the shaft sleeve sealing is reliable, and the mode of packing sealing is adopted, so that the phenomenon of excessive steam leakage due to overlarge gap in the shifting process is avoided. Target plate style: the fixing bolt hole is in an oval shape, and the bolt is a high-strength heat-resistant bolt.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an online cluster axle formula target plate ware that surges of steam blowpipe, includes cluster axle formula target plate ware body (15), cluster axle formula target plate ware body (15) one side be provided with hydraulic cylinder body (5), its characterized in that: hydraulic cylinder body (5) pass through one side of sealing flange connection in cluster axle formula target board ware body (15), cluster axle formula target board ware body (15) including the cylinder pedestal, the cylinder pedestal on be provided with first working section (7) and second working section (8), first working section (7) and second working section (8) on all be provided with target board groove (9), target board groove (9) on be provided with target board (1).
2. An on-line hydraulic tandem target plate device of a steam blowpipe as claimed in claim 1, wherein: the two sides of the first working section (7) are provided with the adjacent flushing pipes (16), and the second working section (8) is arranged on the outer side of the adjacent flushing pipe (16) far away from one side of the hydraulic oil cylinder body (5).
3. An on-line hydraulic tandem target plate device of a steam blowpipe as claimed in claim 1, wherein: the sealing flange comprises a flange (12) with a diameter, a packing gland (11) is arranged on one side of the flange (12) with the diameter, a gasket (14) is arranged on one side of the bottom end of the packing gland (11), and a packing seal (13) is arranged on one side of the gasket (14).
4. An on-line hydraulic tandem target plate device of a steam blowpipe as claimed in claim 3, wherein: the hydraulic cylinder is characterized in that a screw rod (2) is arranged on the flange (12) with the diameter, a screw rod protective sleeve (3) is arranged on the outer side of the screw rod (2), one end of the screw rod (2) is connected to the flange (12) with the diameter, and the other end of the screw rod (2) is connected to the hydraulic cylinder body (5).
5. An on-line hydraulic tandem target plate device of a steam blowpipe as claimed in claim 1, wherein: and a hydraulic oil cylinder piston rod (3) is arranged in the middle of one side of the hydraulic oil cylinder body (5) close to the tandem target plate device body (15).
6. An on-line hydraulic tandem target plate device of a steam blowpipe as claimed in claim 1, wherein: two sides of the bottom end of the hydraulic oil cylinder body (5) are provided with hydraulic oil inlet and return oil connectors (6), and the hydraulic oil inlet and return oil connectors (6) are connected to a hydraulic oil station through hoses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121341752.6U CN215574952U (en) | 2021-06-16 | 2021-06-16 | Online hydraulic tandem type target plate device of steam blowpipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121341752.6U CN215574952U (en) | 2021-06-16 | 2021-06-16 | Online hydraulic tandem type target plate device of steam blowpipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215574952U true CN215574952U (en) | 2022-01-18 |
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ID=79817722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121341752.6U Active CN215574952U (en) | 2021-06-16 | 2021-06-16 | Online hydraulic tandem type target plate device of steam blowpipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215574952U (en) |
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2021
- 2021-06-16 CN CN202121341752.6U patent/CN215574952U/en active Active
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