CN201295921Y - Overhaul turn-over device for high and low pressure valve servo-motor - Google Patents
Overhaul turn-over device for high and low pressure valve servo-motor Download PDFInfo
- Publication number
- CN201295921Y CN201295921Y CNU2008202125340U CN200820212534U CN201295921Y CN 201295921 Y CN201295921 Y CN 201295921Y CN U2008202125340 U CNU2008202125340 U CN U2008202125340U CN 200820212534 U CN200820212534 U CN 200820212534U CN 201295921 Y CN201295921 Y CN 201295921Y
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- Prior art keywords
- face plate
- servomotor
- turn
- screw
- returning face
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- Expired - Lifetime
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Abstract
The utility model relates to an overhaul turn-over device for a high and low pressure valve servo-motor for solving problems of insecurity and un-convenient operations in the prior art. The overhaul turn-over device comprises a bracket, a turn-over board; the turn-over board is provided with a center hole, a flange face for installing the servo-motor is positioned around the center hole; the bracket comprises two supporting bodies which are positioned oppositely on the right side and the left side, the turn-over board can be installed rotatablely on the upper parts of the two supporting bodies through the left end face and right end face of the turn-over board; the supporting body is provided with a horizontal-fixing mechanism for fixing the turn-over board horizontally and a vertical-fixing mechanism for fixing the turn-over board vertically. According to the utility model, the position of the servo-motor can be changed only by adjusting the turn-over board to make the turn-over board at a state which is the most convenient state for overhauling, the whole process of turn-over is very convenient, the working efficiency is improved and the safety in the overhauling process can be improved greatly.
Description
Technical field
The utility model relates to and is used for instrument that steam turbine high-low pressure porthole servomotor is overhauled, more particularly, relates to a kind of maintenance turning device of steam turbine high-low pressure porthole servomotor.
Background technology
In power plant, particularly nuclear power plant, heavily about 400 kilograms of steam turbine high-low pressure porthole servomotor, and volume is relatively large.When servomotor was overhauled, conventional method was to adopt simple manual operations, and there is great industry security hidden danger in this mode, and wastes time and energy; Especially in the servomotor assembling process, need frequent upset servomotor so that its level or setting are placed, this moment is very inconvenient only according to maintenance personal's manual operations, and can produce high security risk.
As seen, at the maintenance process of servomotor, also there is not special kit can realize the upset of convenience, safety at present.
The utility model content
At the above-mentioned defective of prior art, the utility model will solve existing dangerous, unhandy problem when adopting the manpower mode to realize overturning in steam turbine high-low pressure porthole servomotor maintenance process.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of maintenance turning device of steam turbine high-low pressure porthole servomotor, comprising support and returning face plate; Offer centre bore on the described returning face plate, be provided with the flange face that is used to install described servomotor around described centre bore; Two supporters that are oppositely arranged about described support comprises, described returning face plate are rotatably mounted in the top of described two supporters by its left and right sides end face; At least one supporter is provided with the horizontal fixed mechanism that described returning face plate can be fixed in level, and at least one supporter is provided with the vertical fixing mechanism that described returning face plate can be fixed in plumbness.
In the preferred version of the present utility model, be respectively equipped with an axis hole at the left and right sides of described returning face plate end face; Be respectively equipped with a rotation screw in the position of the close upper end of described two supporters; Two rotations are inserted the axis hole that rotates screw and stretch into described returning face plate to form the rotating shaft of described returning face plate from described two supporters outside respectively with screw rod.
In the preferred version of the present utility model, be provided with at least one fixing hole at least one end face in the end face of the left and right sides of described returning face plate; At at least one described supporter, be provided with a vertical fixing screw in the bottom of described rotation screw, next door at its rotation screw is provided with at least one concordant with it horizontal fixed screw, rotation screw on the described supporter is identical with distance between each fixing threaded hole, and equals axis hole on the described returning face plate and the distance between each fixing hole; A vertical fixing screw rod that can insert one of them fixing hole is housed in each vertical fixing in screw, described vertical fixing mechanism is formed with screw rod in described vertical fixing hole, vertical fixing; A horizontal fixed screw rod that can insert one of them fixing hole is housed in each horizontal fixed in screw, described horizontal fixed mechanism is formed with screw rod in described horizontal fixed hole, horizontal fixed.
In the preferred version of the present utility model, described support also comprises a base plate, and structure is formed in one between described base plate and two supporters.
In the preferred version of the present utility model, flange face on the described returning face plate is annular concave configuration, on described flange face, be provided with the installing hole that is used for fixing described low pressure porthole servomotor, be provided with the installation gap that is used for fixing described high pressure porthole servomotor at the inward flange of described flange face.
By technique scheme as can be seen, the utility model maintenance turning device is particularly suitable for steam turbine high-low pressure porthole servomotor is overhauled, and wherein, the servomotor of Awaiting Overhaul can be installed on the flange face of returning face plate; Returning face plate can rotate freely and be fixed in level, or rotation and be fixed in plumbness, by adjusting the position that returning face plate can change servomotor, make servomotor be in the state of most convenient maintenance, the whole process of turning operation is very convenient, can increase work efficiency, and can improve the security of maintenance process greatly.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the front view of the maintenance turning device in preferred embodiment of the utility model;
Fig. 2 is the left view of the turning device of maintenance shown in Fig. 1;
Fig. 3 is the vertical view of the turning device of maintenance shown in Fig. 1;
Fig. 4 is the schematic diagram of returning face plate when being in plumbness of the turning device of maintenance shown in Fig. 1;
Fig. 5 is the schematic diagram the when returning face plate among Fig. 2 is taken out separately;
Fig. 6 is that the A of right supporter shown in Fig. 1 is to view.
In the accompanying drawing, the 100th, support, the 101st, left supporter, the 102nd, right supporter, the 103rd, base plate, the 104th, rotation screw, the 105th, horizontal fixed screw, the 106th, vertical fixing screw, the 107th, reinforcement, the 108th, screw rod is used in rotation, and the 109th, horizontal fixed screw rod, the 110th, vertical fixing screw rod, the 200th, returning face plate, the 201st, flange face, 204 axis holes, the 205th, fixing hole.
The specific embodiment
A preferred embodiment of the present utility model such as Fig. 1 are to shown in Figure 6, and as can be seen from the figure, the support 100 of this maintenance turning device is made of the structure that is formed in one between the three, shape U-shaped like left supporter 101, right supporter 102 and base plate 103.This support can be made by cast iron, for guaranteeing support degree, also is provided with reinforcement 107 in the outside of left and right supporting.
As can be seen, returning face plate 200 is a square plate from Fig. 1, Fig. 3, Fig. 4 and Fig. 5, and its central authorities offer centre bore, is provided with the flange face 201 that is used to install servomotor around centre bore.This flange face is annular concave configuration, on flange face, be provided with the installing hole that is used for fixing servomotor, specifically be, the complete circular hole of four symmetries is used to install low pressure porthole servomotor among Fig. 4, four symmetries and then be used to install high pressure porthole servomotor near the breach of semicircle shape.
From Fig. 5, Fig. 6, as can be seen, wherein, be respectively equipped with an axis hole 204 at the center of the left and right sides of returning face plate 200 end face; Accordingly, be respectively equipped with a rotation screw 104 in the position of the close upper end of two supporters; Rotation screw 104 and axis hole 204 insert the rotation screw with screw rod 108 from the supporter outside and stretch into the axis hole of returning face plate with the rotating shaft of formation returning face plate over against, rotation mutually, make returning face plate to rotate on support.
On the other hand, on the end face of the left and right sides of returning face plate 200, be that the center is arranged with two fixing holes 205 with axis hole 204; Accordingly,, be provided with a vertical fixing in the bottom of rotation screw 104, be provided with two horizontal fixed screw 105 in the left-right symmetry of rotating screw with screw 106 at each supporter; Wherein, the rotation screw 104 on the supporter is identical with distance between each fixing threaded hole 105,106, and equals axis hole 204 on the returning face plate and the distance between each fixing hole 205.
As can be seen from Figure 1, the vertical fixing that can insert one of them fixing hole is housed with screw rod 110 in screw in each vertical fixing, the vertical fixing hole 106 here, vertical fixing are formed vertical fixing mechanism with screw rod 110, returning face plate 200 can be fixed in level shown in Figure 1.The horizontal fixed that can insert one of them fixing hole is housed with screw rod 109 in screw in each horizontal fixed, the horizontal fixed hole 105 here, horizontal fixed are formed horizontal fixed mechanism with screw rod 109, returning face plate 200 can be fixed in plumbness shown in Figure 4.
During concrete enforcement, also can on the basis of said structure, do some changes, for example can only aforementioned levels fixed mechanism and vertical fixing mechanism be set, or horizontal fixed mechanism be set and come vertical fixing mechanism at other a supporter setting at one of them supporter at one of them supporter.
Claims (6)
1, a kind of maintenance turning device of steam turbine high-low pressure porthole servomotor is characterized in that, comprises support (100) and returning face plate (200);
Described returning face plate offers centre bore on (200), is provided with the flange face (201) that is used to install described servomotor around described centre bore;
Two supporters (101,102) that are oppositely arranged about described support (100) comprises, described returning face plate (200) are rotatably mounted in the top of described two supporters (101,102) by its left and right sides end face;
At least one supporter (101,102) is provided with the horizontal fixed mechanism that described returning face plate (200) can be fixed in level, and at least one supporter (101,102) is provided with the vertical fixing mechanism that described returning face plate (200) can be fixed in plumbness.
2, the maintenance turning device of steam turbine high-low pressure porthole servomotor according to claim 1 is characterized in that,
Left and right sides end face at described returning face plate (200) is respectively equipped with an axis hole (204);
Be respectively equipped with a rotation screw (104) in the position of the close upper end of described two supporters (101,102);
Two rotations are inserted the axis hole (204) that rotates screw (104) and stretch into described returning face plate (200) to form the rotating shaft of described returning face plate (200) from described two supporters (101,102) outside respectively with screw rod (108).
3, the maintenance turning device of steam turbine high-low pressure porthole servomotor according to claim 2 is characterized in that,
Be provided with at least one fixing hole at least one end face in the left and right sides end face of described returning face plate (200);
At at least one described supporter, be provided with vertical fixing screw (106) in the bottom of described rotation screw (104), next door at its rotation screw (104) is provided with at least one concordant with it horizontal fixed screw, rotation screw on the described supporter is identical with distance between each fixing threaded hole, and equals axis hole on the described returning face plate and the distance between each fixing hole;
The vertical fixing that can insert one of them fixing hole is housed with screw rod (110) in screw (106) in each vertical fixing, described vertical fixing mechanism is formed with screw rod in described vertical fixing hole, vertical fixing;
The horizontal fixed that can insert one of them fixing hole is housed with screw rod (109) in screw (105) in each horizontal fixed, described horizontal fixed mechanism is formed with screw rod in described horizontal fixed hole, horizontal fixed.
4, according to the maintenance turning device of each described steam turbine high-low pressure porthole servomotor among the claim 1-3, it is characterized in that described support also comprises a base plate (103), structure is formed in one between described base plate and two supporters.
5, according to the maintenance turning device of each described steam turbine high-low pressure porthole servomotor among the claim 1-3, it is characterized in that the flange face on the described returning face plate is annular concave configuration.
6, the maintenance turning device of steam turbine high-low pressure porthole servomotor according to claim 5, it is characterized in that, on described flange face, be provided with the installing hole that is used for fixing described low pressure porthole servomotor, be provided with the installation gap that is used for fixing described high pressure porthole servomotor at the inward flange of described flange face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202125340U CN201295921Y (en) | 2008-10-17 | 2008-10-17 | Overhaul turn-over device for high and low pressure valve servo-motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202125340U CN201295921Y (en) | 2008-10-17 | 2008-10-17 | Overhaul turn-over device for high and low pressure valve servo-motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201295921Y true CN201295921Y (en) | 2009-08-26 |
Family
ID=41041883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202125340U Expired - Lifetime CN201295921Y (en) | 2008-10-17 | 2008-10-17 | Overhaul turn-over device for high and low pressure valve servo-motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201295921Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726457A (en) * | 2017-11-20 | 2018-11-02 | 江苏核电有限公司 | A kind of pump shaft overturning auxiliary tool and its operating method |
-
2008
- 2008-10-17 CN CNU2008202125340U patent/CN201295921Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726457A (en) * | 2017-11-20 | 2018-11-02 | 江苏核电有限公司 | A kind of pump shaft overturning auxiliary tool and its operating method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Nuclear Power Joint Venture Co., Ltd Assignor: China Guangdong Nuclear Power Group Co., Ltd.|Daya Bay Nuclear Power Operation and Management Co., Ltd Contract record no.: 2011440020354 Denomination of utility model: Overhaul turn-over device for high and low pressure valve servo-motor Granted publication date: 20090826 License type: Exclusive License Record date: 20111009 |
|
| C56 | Change in the name or address of the patentee |
Owner name: CHINA GENERAL NUCLEAR GROUP CO., LTD. Free format text: FORMER NAME: CHINA GUANGDONG NUCLEAR POWER GROUP CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee after: China General Nuclear Power Corporation Patentee after: Dayawan Nuclear Power Running Management Co., Ltd. Address before: Shenzhen science and technology building, No. 1001 Futian District Road, Shenzhen city in Guangdong province 518031 17-19 floor Patentee before: China Guangdong Nuclear Power Group Co., Ltd. Patentee before: Dayawan Nuclear Power Running Management Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090826 |