CN218488330U - Main steam isolating valve's maintenance frock - Google Patents
Main steam isolating valve's maintenance frock Download PDFInfo
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- CN218488330U CN218488330U CN202222331250.6U CN202222331250U CN218488330U CN 218488330 U CN218488330 U CN 218488330U CN 202222331250 U CN202222331250 U CN 202222331250U CN 218488330 U CN218488330 U CN 218488330U
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- main steam
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- bidirectional threaded
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Abstract
The utility model discloses an overhaul frock of main steam isolating valve, it includes: the movable trolley comprises a trapezoidal base, wherein mounting plates are fixedly connected to the left side face and the right side face of the trapezoidal base, fixing plates are fixedly connected to the upper end faces of the mounting plates, and the movable trolley is placed on the upper end face of the trapezoidal base. Through the structure, it rotates to drive the second bidirectional threaded rod through the centre gripping motor, the second bidirectional threaded rod rotates and drives two second limiting plates in the side and be close to each other, it is spacing to carry out the centre gripping to main steam isolating valve body, it rotates to drive two first bidirectional threaded rods through spacing motor after the centre gripping is spacing, two first bidirectional threaded rods rotate and drive two first limiting plates in the side and keep away from each other, shrink electric telescopic handle's flexible end downwards again, make main steam isolating valve body be in unsettled state, prevent that the upset in-process of main steam isolating valve body from colliding with other parts of device, lead to main steam isolating valve to be difficult to by the upset and probably lead to the device to take place to damage.
Description
Technical Field
The utility model relates to an isolating valve overhauls technical field, in particular to maintenance frock of main steam isolating valve.
Background
The main steam isolating valve is a valve body which is more important in the operation of the nuclear power plant, the main steam isolating valve is a large valve body, the upper end of the valve body is of a hemispherical structure, an ear plate is arranged on the lower portion of the valve body close to the hemispherical structure, and the lower valve body is a cylindrical valve body switch executing mechanism.
Chinese patent with patent number CN207468111U is found through search when applying for a patent: a overhaul frock for nuclear power plant main steam isolating valve includes: support body, gyration drive arrangement, first lifting frame body, second lifting frame body and elevating gear, the support body includes fixed mounting's first support body and second support body, and first lifting frame body and second lifting frame body are respectively along the mobilizable installation on first support body and second support body of vertical direction. The first placing frame and the second placing frame which can be matched with the upper portion and the lower portion of the main steam isolation valve of the nuclear power plant are arranged on the moving trolley during working, but the main steam isolation valve is difficult to turn over and possibly causes the device to be damaged due to blocking of the first placing frame and the second placing frame in the turning process of the main steam isolation valve, and therefore the device needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, the utility model provides an overhaul frock of main steam isolating valve, it rotates to drive the second bidirectional threaded rod through the centre gripping motor, the second bidirectional threaded rod rotates and drives two second limiting plates in the side and be close to each other, it is spacing to carry out the centre gripping to main steam isolating valve body, it rotates to drive two first bidirectional threaded rods through spacing motor after the centre gripping is spacing, two first bidirectional threaded rods rotate and drive two first limiting plates in the side and keep away from each other, shrink electric telescopic handle's flexible end downwards again, make main steam isolating valve body be in unsettled state, prevent the upset in-process of main steam isolating valve body and collide with other parts of device, lead to the main steam isolating valve to be difficult to by the upset and probably lead to the device to take place to damage.
The utility model discloses still provide the maintenance frock that has above-mentioned main steam isolating valve, include: the left side surface and the right side surface of the trapezoidal base are fixedly connected with mounting plates, and the upper end surfaces of the mounting plates are fixedly connected with fixing plates;
a moving trolley is placed on the upper end face of the trapezoidal base, an electric telescopic rod is fixedly connected to the center of the upper end face of the moving trolley, four rectangular plates which are distributed in a rectangular shape are fixedly connected to the upper end face of the moving trolley, first bidirectional threaded rods are rotatably connected between the rectangular plates which are correspondingly distributed on the left and the right, two first limiting plates which are distributed on the left and the right are connected between the two first bidirectional threaded rods in a common threaded mode, and the electric telescopic rod is located on the inner sides of the two first limiting plates;
the right side surface of the left fixed plate is rotatably connected with a rotating plate, the right side surface of the rotating plate is fixedly connected with two placing plates which are distributed front and back, a second bidirectional threaded rod is rotatably connected between the two placing plates, and the side surface of the second bidirectional threaded rod is in threaded connection with two second limiting plates;
the dwang is connected to the right side fixed plate left surface rotation, dwang left surface fixedly connected with connecting plate, the spout has been seted up to the connecting plate left surface, the connecting plate passes through spout and two second limiting plate sliding connection.
According to the overhauling tool for the main steam isolating valve, the main steam isolating valve body is arranged on the upper end face of the telescopic end of the electric telescopic rod.
According to the overhaul tool for the main steam isolation valve, the overhaul tool is located on the right side, a limiting motor is fixedly mounted on the right side face of the rectangular plate, and the output end of the limiting motor is fixedly connected with the first bidirectional threaded rod.
According to the overhaul tool for the main steam isolation valve, the rotating motor is fixedly mounted on the left side face of the left side fixing plate, and the output end of the rotating motor is fixedly connected with the rotating plate.
According to the overhaul tool of the main steam isolation valve, the back end face, located at the back side, of the placing plate is fixedly provided with the clamping motor, and the output end of the clamping motor is fixedly connected with the second bidirectional threaded rod.
According to a main steam isolating valve's overhaul frock, two one side that the second limiting plate moves towards each other is provided with anti-skidding rubber pad, through the setting of anti-skidding rubber pad, increases the frictional force between second limiting plate and the main steam isolating valve body, prevents that main steam isolating valve body from taking place to drop at the upset in-process.
According to a main steam isolating valve's maintenance frock, two set up the spacing groove that distributes about on the first limiting plate, through the setting of spacing groove, make main steam isolating valve body upper ear plate can drop at the spacing inslot, strengthened the stability of main steam isolating valve's maintenance frock.
According to the overhaul tool of the main steam isolation valve, the mounting plate and the fixing plate are vertically distributed.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a structural front view of a maintenance tool of a main steam isolation valve of the present invention;
FIG. 2 is a rear view of the structure of the maintenance tool for the main steam isolation valve of the present invention;
FIG. 3 is a schematic view of the connection relationship between the trapezoidal base and the moving trolley of the maintenance tool for the main steam isolation valve of the present invention;
fig. 4 is the utility model relates to a main steam isolating valve body schematic structure of the maintenance frock of main steam isolating valve.
Illustration of the drawings:
1. a trapezoidal base; 2. mounting a plate; 3. a fixing plate; 4. moving the trolley; 5. an electric telescopic rod; 6. a rectangular plate; 7. a first bidirectional threaded rod; 8. a first limit plate; 9. a rotating plate; 10. placing the plate; 11. a second bidirectional threaded rod; 12. a second limiting plate; 13. rotating the rod; 14. a connecting plate; 15. a main steam isolation valve body; 16. a limiting motor; 17. rotating the motor; 18. a clamping motor; 19. anti-skid rubber pad.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
Referring to fig. 1-4, the maintenance tool of the main steam isolation valve of the embodiment of the present invention comprises a trapezoidal base 1, wherein both left and right side surfaces of the trapezoidal base 1 are fixedly connected with a mounting plate 2, and both upper end surfaces of the mounting plate 2 are fixedly connected with a fixing plate 3;
travelling car 4 has been placed to 1 up end of trapezoidal base, 4 up end central point of travelling car puts fixedly connected with electric telescopic handle 5, 4 up end fixedly connected with rectangular distribution's of travelling car four rectangular plates 6, it is connected with first two-way threaded rod 7 all to rotate between the rectangular plate 6 that corresponds the distribution about being located, it has spacing motor 16 to be located 6 right sides fixed mounting of right side rectangular plate, spacing motor 16's output and 7 fixed connection of first two-way threaded rod, two first limiting plates 8 of distribution about common threaded connection has between two first two-way threaded rod 7, the spacing groove of distribution about having seted up on two first limiting plates 8, setting through the spacing groove, make 15 upper ear plates of main steam isolation valve body fall on the spacing groove, the stability of device has been strengthened, electric telescopic handle 5 is located two 8 inboards of first limiting plate, 5 flexible end up end of electric telescopic handle is provided with main steam isolation valve body 15.
Be located 3 right sides of left side fixed plate and rotate and be connected with rotor plate 9, be located 3 left sides fixed mounting of left side fixed plate and have rotation motor 17, rotation motor 17's output and rotor plate 9 fixed connection, two of rotor plate 9 right sides fixed connection distributes around place board 10, two are placed and rotate between the board 10 and be connected with second bidirectional threaded rod 11, 11 side threaded connection of second bidirectional threaded rod has two second limiting plates 12, the rear end face fixed mounting who is located rear side place board 10 has clamping motor 18, clamping motor 18's output and second bidirectional threaded rod 11 fixed connection, one side that two second limiting plates 12 each other move towards is provided with anti-skidding rubber pad 19, through the setting of anti-skidding rubber pad 19, increase the frictional force between second limiting plate 12 and the main steam isolation valve body 15, prevent that main steam isolation valve body 15 from taking place to drop in the upset in-process.
The 3 left surfaces of right side fixed plate rotate and are connected with dwang 13, dwang 13 left surfaces fixedly connected with connecting plate 14, and the spout has been seted up to connecting plate 14 left surfaces, and connecting plate 14 passes through spout and two second limiting plates 12 sliding connection.
The working principle is as follows: when the steam isolation valve is used specifically, main steam isolation valve body 15 is placed above the telescopic end of an electric telescopic handle 5, a limiting motor 16 is started, limiting motor 16 drives a first bidirectional threaded rod 7 to rotate, first bidirectional threaded rod 7 drives two first limiting plates 8 on the side to be close to each other and fix main steam isolation valve body 15, then moving trolley 4 is pushed to the upper end face of trapezoidal base 1 through pushing of a user, a clamping motor 18 is started, clamping motor 18 drives second bidirectional threaded rod 11 to rotate, second bidirectional threaded rod 11 rotates and drives two second limiting plates 12 on the side to be close to each other, main steam isolation valve body 15 is clamped and limited and then drives two first bidirectional threaded rods 7 to rotate through limiting motor 16, two first limiting plates 8 on the side are rotated and driven to be far away from each other by two first limiting plates 7, then telescopic end of electric telescopic handle 5 is retracted downwards, main steam isolation valve body 15 is enabled to be in a suspended state, collision with other parts of main steam isolation valve body 15 in the overturning process of the main steam isolation valve body 15 is prevented, main steam isolation valve body 15 is prevented from being rotated and is likely to be damaged, main steam isolation valve body is driven to be in a suspended state through two suspended by rotating motor 17, main steam isolation valve body rotating and rotating after the main steam isolation valve body 15 is driven to rotate.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. The utility model provides a main steam isolating valve's maintenance frock which characterized in that includes: the device comprises a trapezoidal base (1), wherein mounting plates (2) are fixedly connected to the left side surface and the right side surface of the trapezoidal base (1), and fixing plates (3) are fixedly connected to the upper end surfaces of the mounting plates (2);
a movable trolley (4) is placed on the upper end face of the trapezoidal base (1), an electric telescopic rod (5) is fixedly connected to the center of the upper end face of the movable trolley (4), four rectangular plates (6) which are distributed in a rectangular shape are fixedly connected to the upper end face of the movable trolley (4), a first bidirectional threaded rod (7) is rotatably connected between the rectangular plates (6) which are correspondingly distributed on the left and right, two first limiting plates (8) which are distributed on the left and right are connected between the two first bidirectional threaded rods (7) through common threads, and the electric telescopic rod (5) is located on the inner sides of the two first limiting plates (8);
the right side surface of the fixed plate (3) positioned on the left side is rotatably connected with a rotating plate (9), the right side surface of the rotating plate (9) is fixedly connected with two placing plates (10) which are distributed front and back, a second bidirectional threaded rod (11) is rotatably connected between the two placing plates (10), and the side surface of the second bidirectional threaded rod (11) is in threaded connection with two second limiting plates (12);
be located the right side fixed plate (3) left surface rotates and is connected with dwang (13), dwang (13) left surface fixedly connected with connecting plate (14), the spout has been seted up to connecting plate (14) left surface, connecting plate (14) are through spout and two second limiting plate (12) sliding connection.
2. The overhaul tool for the main steam isolation valve according to claim 1, wherein a main steam isolation valve body (15) is arranged on the upper end face of the telescopic end of the electric telescopic rod (5).
3. The overhaul tool for the main steam isolation valve according to claim 1, wherein a limiting motor (16) is fixedly mounted on the right side surface of the rectangular plate (6) on the right side, and the output end of the limiting motor (16) is fixedly connected with the first bidirectional threaded rod (7).
4. The overhaul tool for the main steam isolation valve according to claim 1, wherein a rotating motor (17) is fixedly mounted on the left side surface of the left side fixing plate (3), and the output end of the rotating motor (17) is fixedly connected with the rotating plate (9).
5. The overhaul tool for the main steam isolation valve according to claim 1, wherein a clamping motor (18) is fixedly mounted on the rear end face of the placing plate (10) located on the rear side, and the output end of the clamping motor (18) is fixedly connected with the second bidirectional threaded rod (11).
6. The main steam isolation valve overhauling tool according to claim 1, wherein one side of the two second limiting plates (12) facing each other is provided with an anti-skid rubber pad (19).
7. The main steam isolating valve overhauling tool according to claim 1, wherein the two first limiting plates (8) are provided with limiting grooves distributed left and right.
8. The overhaul tool for the main steam isolation valve according to claim 1, wherein the mounting plate (2) and the fixing plate (3) are vertically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222331250.6U CN218488330U (en) | 2022-09-02 | 2022-09-02 | Main steam isolating valve's maintenance frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222331250.6U CN218488330U (en) | 2022-09-02 | 2022-09-02 | Main steam isolating valve's maintenance frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218488330U true CN218488330U (en) | 2023-02-17 |
Family
ID=85187557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222331250.6U Active CN218488330U (en) | 2022-09-02 | 2022-09-02 | Main steam isolating valve's maintenance frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218488330U (en) |
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2022
- 2022-09-02 CN CN202222331250.6U patent/CN218488330U/en active Active
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