CN217345294U - Nuclear power dedicated main pump oil seal dismounting device - Google Patents
Nuclear power dedicated main pump oil seal dismounting device Download PDFInfo
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- CN217345294U CN217345294U CN202220308566.0U CN202220308566U CN217345294U CN 217345294 U CN217345294 U CN 217345294U CN 202220308566 U CN202220308566 U CN 202220308566U CN 217345294 U CN217345294 U CN 217345294U
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- Prior art keywords
- dismouting
- supporting component
- oil seal
- mounting panel
- nuclear power
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a dedicated main pump oil seal dismouting device of nuclear power relates to nuclear power maintenance technical field, including the dismouting subassembly, dismouting subassembly bottom is provided with supporting component, when pneumatic cylinder among the supporting component drove mounting panel among the supporting component and goes up and down, the mounting panel drove the synchronous lift of dismouting subassembly, when driving motor among the supporting component drove the mounting panel through the lead screw among the supporting component and moves about, the mounting panel drove the synchronous removal of dismouting subassembly. The utility model discloses effectively reduce the use degree of difficulty of dismouting subassembly, make the oil seal dismouting more simple and convenient, the in-service use effect is more ideal.
Description
Technical Field
The utility model relates to a nuclear power maintenance technical field, in particular to dedicated main pump oil seal dismouting device of nuclear power.
Background
The main coolant circulating pump of the nuclear power plant reactor is an important device of the nuclear power plant, is like a heart of a reactor cooling system, and has the main functions of overcoming the flow resistance of the main coolant and ensuring the circulating flow. The main pump bearing box oil seal is a key part of a main pump, so that the oil seal must be detached for inspection and replacement of a sealing part in each overhaul to ensure the normal operation of the pump.
The utility model discloses a special main pump oil seal dismouting device of patent application publication No. CN 210650487U, including trapezoidal lead screw axle subassembly, from centering pneumatic spider subassembly, support stud subassembly, split uide bushing subassembly and hand wheel subassembly, trapezoidal lead screw axle subassembly both ends are connected with main pump motor shaft and lower part shaft coupling respectively, trapezoidal lead screw axle subassembly upper end is installed in the main pump motor shaft of oil seal subassembly through supporting stud subassembly, and the lower extreme is interconnected with the center block of lower part shaft coupling; the self-centering pneumatic star-shaped disc assembly is arranged on the lower side of the oil seal assembly, the trapezoidal lead screw shaft assembly penetrates through the self-centering pneumatic star-shaped disc assembly, and the split guide sleeve assembly is fixedly sleeved outside the trapezoidal lead screw shaft assembly; the self-centering pneumatic star-shaped disc assembly comprises an upper tray and a lower tray, a universal bearing is arranged between the upper tray and the lower tray, and the self-centering pneumatic star-shaped disc assembly is connected with the oil seal assembly through stepped bolts.
However, the above-mentioned device still has some shortcomings when in actual use, what is more obvious is that when the dismouting of oil seal is carried out, it needs to align and connect the dismouting subassembly with main pump motor shaft and oil seal, because when the pump machine is normally placed, its motor shaft is mostly in the horizontality, therefore when carrying out alignment and connection, need place the dismouting subassembly level, but owing to lack of support, consequently need the technical staff to continue to take it in alignment and connection process, when consuming manpower, still increase the alignment and connect the degree of difficulty, it is comparatively inconvenient when in actual use.
Therefore, it is necessary to provide a main pump oil seal dismounting device special for nuclear power to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a dedicated main pump oil seal dismouting device of nuclear power to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dedicated main pump oil seal dismouting device of nuclear power, includes the dismouting subassembly, dismouting subassembly bottom is provided with supporting component, when pneumatic cylinder among the supporting component drove mounting panel among the supporting component and goes up and down, the mounting panel drove the synchronous lift of dismouting subassembly, when driving motor among the supporting component drove the mounting panel and moves about through the lead screw among the supporting component, the mounting panel drove the synchronous removal of dismouting subassembly and moves.
Preferably, the supporting component comprises a base, a mounting frame, a hydraulic cylinder, a mounting plate, a screw rod and a driving motor.
Preferably, the mounting bracket slides and sets up in the base top, the pneumatic cylinder is fixed to be set up in the mounting bracket inboard and its output bearing runs through the mounting bracket and extends to mounting bracket top and mounting panel fixed connection.
Preferably, the lead screw runs through the mounting bracket and is in threaded connection with the mounting bracket along the horizontal direction, and driving motor is fixedly arranged on the right side of the top of the base and is in transmission connection with the lead screw.
The utility model discloses a technological effect and advantage:
the utility model discloses a be provided with supporting component to in the dismouting in-process of oil seal, utilize supporting component to support the dismouting subassembly, can drive the synchronous lift of dismouting subassembly through the mounting panel when the pneumatic cylinder goes up and down simultaneously, then can make the mounting panel drive the dismouting subassembly and remove when driving motor drives the lead screw rotation, and then adjust the height of dismouting subassembly and with the oil seal's interval, compare in prior art the same type device, the utility model discloses effectively reduce the use degree of difficulty of dismouting subassembly, make the oil seal dismouting more simple and convenient, the in-service use effect is more ideal.
Drawings
Fig. 1 is a schematic view of the overall front view structure of the present invention.
Fig. 2 is a front view structural schematic diagram of the supporting component of the present invention.
In the figure: 1. disassembling and assembling the components; 2. a support assembly; 21. a base; 22. a mounting frame; 23. a hydraulic cylinder; 24. mounting a plate; 25. a screw rod; 26. the motor is driven.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a shown as figure 1-2 dedicated main pump oil seal dismouting device of nuclear power, including dismouting subassembly 1, dismouting subassembly 1 bottom is provided with supporting component 2, when pneumatic cylinder 23 among the supporting component 2 drove mounting panel 24 among the supporting component 2 and goes up and down, mounting panel 24 drove dismouting subassembly 1 and goes up and down in step, when driving motor 26 among the supporting component 2 drove mounting panel 24 through lead screw 25 among the supporting component 2 and removes about, mounting panel 24 drove the synchronous removal of dismouting subassembly 1.
As shown in fig. 2, the support assembly 2 includes a base 21, a mounting frame 22, a hydraulic cylinder 23, a mounting plate 24, a lead screw 25, and a driving motor 26.
More specifically, mounting bracket 22 slides and sets up in base 21 top, pneumatic cylinder 23 is fixed to be set up and runs through mounting bracket 22 and extend to mounting bracket 22 top and mounting panel 24 fixed connection in mounting bracket 22 inboard and its output bearing, lead screw 25 runs through mounting bracket 22 and with mounting bracket 22 threaded connection along the horizontal direction, driving motor 26 is fixed to be set up in base 21 top right side and is connected with the transmission of lead screw 25 to in the oil seal dismouting in-process, utilize supporting component 2 to support dismouting subassembly 1, can drive dismouting subassembly 1 synchronous lift through mounting panel 24 when pneumatic cylinder 23 goes up and down simultaneously, then can make mounting panel 24 drive dismouting subassembly 1 and remove when driving motor 26 drives lead screw 25 rotation and control, and then adjust the height of dismouting subassembly 1 and with the oil seal's interval.
The utility model discloses the theory of operation:
in the in-service use, the technical staff can utilize supporting component 2 to drive dismouting subassembly 1 and remove to the oil seal department, can make pneumatic cylinder 23 drive mounting panel 24 lift this moment, and then make mounting panel 24 drive dismouting subassembly 1 and go up and down in step, thereby make dismouting subassembly 1 and oil seal collineation, then can make driving motor 26 drive lead screw 25 rotatory, and then make mounting panel 24 drive dismouting subassembly 1 and remove about, and then adjust dismouting subassembly 1 and oil seal's interval, treat that dismouting subassembly 1 accomplishes with oil seal and be connected the back, can operate the hand wheel in the dismouting subassembly 1, and then accomplish the dismouting of oil seal.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (4)
1. The utility model provides a dedicated main pump oil seal dismouting device of nuclear power, includes dismouting subassembly (1), its characterized in that: the utility model discloses a dismouting subassembly, including dismouting subassembly (1), pneumatic cylinder (23) in the supporting component (2) drive mounting panel (24) in supporting component (2) and go up and down, mounting panel (24) drive dismouting subassembly (1) and go up and down in step, when driving motor (26) in supporting component (2) drive mounting panel (24) through lead screw (25) in supporting component (2) and remove when moving, mounting panel (24) drive dismouting subassembly (1) and remove about in step.
2. The main pump oil seal dismounting device special for nuclear power according to claim 1, characterized in that: the supporting component (2) comprises a base (21), a mounting frame (22), a hydraulic cylinder (23), a mounting plate (24), a screw rod (25) and a driving motor (26).
3. The main pump oil seal dismounting device special for nuclear power according to claim 2, characterized in that: mounting bracket (22) slide to set up in base (21) top, pneumatic cylinder (23) are fixed to be set up in mounting bracket (22) inboard and its output bearing runs through mounting bracket (22) and extend to mounting bracket (22) top and mounting panel (24) fixed connection.
4. The main pump oil seal dismounting device special for nuclear power as claimed in claim 3, characterized in that: lead screw (25) run through mounting bracket (22) and with mounting bracket (22) threaded connection along the horizontal direction, driving motor (26) are fixed to be set up in base (21) top right side and are connected with lead screw (25) transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220308566.0U CN217345294U (en) | 2022-02-16 | 2022-02-16 | Nuclear power dedicated main pump oil seal dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220308566.0U CN217345294U (en) | 2022-02-16 | 2022-02-16 | Nuclear power dedicated main pump oil seal dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217345294U true CN217345294U (en) | 2022-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220308566.0U Active CN217345294U (en) | 2022-02-16 | 2022-02-16 | Nuclear power dedicated main pump oil seal dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217345294U (en) |
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2022
- 2022-02-16 CN CN202220308566.0U patent/CN217345294U/en active Active
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