CN103846880B - Fraising, tapping and screw mounting device under water - Google Patents
Fraising, tapping and screw mounting device under water Download PDFInfo
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- CN103846880B CN103846880B CN201410067927.7A CN201410067927A CN103846880B CN 103846880 B CN103846880 B CN 103846880B CN 201410067927 A CN201410067927 A CN 201410067927A CN 103846880 B CN103846880 B CN 103846880B
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- decelerator
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Abstract
The invention provides that one reams under water, tapping and screw mounting device, its base is fixed with two line slideways, bottom half is provided with two slide blocks, and two slide block correspondences are arranged on two line slideways; Base side arranges tooth bar and support; On the left of casing, be provided with driving axle bed, drive in axle bed and be provided with connecting rod, connecting rod upper end is provided with hex nut two, and connecting rod lower end connects gear, and gear is connected with rack-mount tooth bar, and support installing is on base; A decelerator is provided with at box house; Reducer input shaft is vertical direction, and its upper end is connected with the hex nut one that casing top cover plate is arranged by connecting rod; Reducer output shaft is horizontal direction, and its front end is provided with the connecting axle of the front apron stretching out casing, and grip slipper is equipped with in connecting axle end, and grip slipper is for installing reamer, screw tap or screw mounting head.Apparatus of the present invention are applied widely, and greatly reduce personnel's irradiation dose, inspection operation is safe and reliable.
Description
Technical field
The present invention relates to the in-service service technique field of nuclear power plant reactor, particularly a kind ofly to ream under water for reactor core internals, erecting device that tapping and screw are installed.
Background technology
Reactor core internals is one of visual plant of nuclear power station, and it is in the harsh environments of HTHP and structure is quite complicated, is altogether made up of more than 10,000 parts, and structural member major part is wherein assembled by the connector in heap and securing member.
In-pile component working environment, for a long time by the irradiation of high dose, himself has extremely strong radioactivity after being activated.Therefore, the maintenance of in-pile component cannot directly contact its body, must to be positioned in pond and water level must higher than the maintenance position of in-pile component, just can carry out relevant inspection operation by after the irradiation dose that the shielding of water reduces above service area afterwards, this just require inspection operation personnel on the coast or on inspection operation platform use instrument operate on it.
The service work of in-pile component cradle cylinder body can relate to screw fraising under water, the operation such as thread tapping and screw installation under water under water, the maintenance object of different size and size then must change service kit head, operating personnel must complete the replacing of the tool heads of different size specification and different operating action within the time short as far as possible, and this just proposes very high requirement for the inspection operation of underwater installation.
Summary of the invention
The object of the present invention is to provide a kind of for the reaming under water of pressurized-water reactor nuclear power plant reactor core internals, tapping under water and under water screw install fraising under water, tapping and screw mounting device.
Realize the technical scheme of the object of the invention: one reams, tapping and screw mounting device, and it comprises base and casing under water; Base is fixed with two line slideways, bottom half is provided with two slide blocks, and two slide block correspondences are arranged on two line slideways, and casing can linearly move linearly in guide rail direction thus; Base side arranges tooth bar and support;
Described casing is made up of top cover plate, left plate, right plate, front apron and base plate, and they adopt bolt to be fixedly connected with each other;
On the left of casing, be provided with driving axle bed, drive in axle bed and be provided with connecting rod, connecting rod upper end is provided with hex nut two, and connecting rod lower end connects gear, and gear is connected with rack-mount tooth bar, and support installing is on base; Being rotationally connected bar by handling long handle instrument rotation hex nut two, drive the gear of connecting rod lower end to coordinate with rack-mount tooth bar mobile, thus promotion slide block sliding on line slideway, makes casing movable relative to base;
Be provided with a decelerator at box house, decelerator is fixed respectively at base plate, left plate and right plate; Reducer input shaft is vertical direction, and its upper end is connected with the hex nut one that casing top cover plate is arranged by connecting rod; Reducer output shaft is horizontal direction, and its front end is provided with the connecting axle of the front apron stretching out casing, and grip slipper is equipped with in connecting axle end, and grip slipper is for installing reamer, screw tap or screw mounting head; Front apron is installed ball bearing and bearing cover for supporting the rotation of connecting axle; Rotate hex nut one by operation long handle instrument and rotate reducer input shaft, drive to connecting axle and grip slipper through decelerator commutation by output shaft and drive reamer, screw tap or screw mounting head to rotate to carry out action.
One as above reams under water, tapping and screw mounting device, and the both sides of the base described in it are respectively equipped with location to screw and dowel hole, for being connected with delivery platform, being delivered to by device overhauling position by delivery platform.
Effect of the present invention is: of the present inventionly to ream under water, screw fraising that tapping and screw installation tool can complete diverse location and specification on reactor core internals, thread tapping and screw install operation.Single underwater operation instrument multi-functional operation can be realized by changing different mounting heads, applied widely; Operating personnel are operated by long handle operation tool, and greatly reduce personnel's irradiation dose, inspection operation is safe and reliable.Apparatus of the present invention inside adopts decelerator commutation output to make operation more laborsaving and stable; Decelerator and connecting axle, connecting axle and grip slipper adopt holding screw locking, guarantee that each part can not get loose; Hex nut top is circular cone guiding, is convenient to long handle operation tool under water and connects.
Accompanying drawing explanation
Fig. 1 be of the present inventionly a kind ofly to ream under water, the front view of tapping and screw mounting device;
Fig. 2 be of the present inventionly a kind ofly to ream under water, the side view of tapping and screw mounting device;
Fig. 3 be of the present inventionly a kind ofly to ream under water, the top view of tapping and screw mounting device;
In figure: 1-screw tap (reamer/screw mounting head); 2-grip slipper; 3-left plate; 4-hex nut one; 5-hex nut two; 6-connecting rod; 7-drives axle bed; 8-base plate; 9-dog screw; 10-line slideway; 11-right plate; 12-gear; 13-slide block; 14-support; 15-front apron; 16-connecting axle; 17-ball bearing; 18-bearing cover; 19-decelerator; 20-base; 21-top cover plate; 22-backboard.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, one of the present invention is reamed under water, tapping and screw mounting device be further described.
As shown in Figure 1 to Figure 3, fraising, tapping and screw mounting device main body under water of the present invention are be arranged on the casing on base 20.The both sides of base 20 are respectively equipped with dog screw 9 and dowel hole, for being connected with delivery platform, by delivery platform, this device are delivered to maintenance position.
Base 20 is fixed with two line slideways 10, bottom half is provided with two slide blocks, 13, two slide block 13 correspondences and is arranged on two line slideways 10, and casing can linearly move linearly in guide rail 10 direction thus; Base 20 side arranges tooth bar and support 14;
Described casing is made up of top cover plate 21, left plate 3, right plate 11, front apron 15 and base plate 8, and they adopt bolt to be fixedly connected with each other;
Be provided with on the left of casing and drive axle bed 7, drive in axle bed 7 and be provided with connecting rod 6, connecting rod 6 upper end is provided with hex nut 25, and connecting rod 6 lower end connects gear 12, and gear 12 is connected with the tooth bar installed on the support 14, and support 14 is arranged on base 20; Rotate hex nut 25 by manipulation long handle instrument and be rotationally connected bar 6, drive the gear 12 of connecting rod 6 lower end to coordinate with the tooth bar installed on the support 14 mobile, thus promotion slide block 13 slides on line slideway 10, casing is moved forward and backward relative to base 20; By clockwise and rotate counterclockwise retrogressing and the advance that gear 12 controls casing.
Be provided with a decelerator 19 at box house, decelerator 19 is fixed respectively at base plate 8, left plate 3 and right plate 11; Decelerator 19 power shaft is vertical direction, and its upper end is connected with the hex nut 1 that casing top cover plate 21 is arranged by connecting rod; Decelerator 19 output shaft is horizontal direction, and its front end is provided with the connecting axle 16 of the front apron 15 stretching out casing, and grip slipper 2 is equipped with in connecting axle 16 end, and grip slipper 2 is for installing reamer, screw tap 1 or screw mounting head; Front apron 15 is installed ball bearing 17 and bearing cover 18 for supporting the rotation of connecting axle 16; Rotate hex nut 1 by operation long handle instrument and rotate decelerator 19 power shaft, commutating through decelerator 19 drives to connecting axle 16 and grip slipper 2 by output shaft and drives reamer, screw tap or screw mounting head to rotate to carry out action.
The operation of this device needs major and minor two operating personnel to coordinate.Main operation human users long handle instrument is connected with hex nut 1, is responsible for the rotation process of reamer, screw tap 1 or screw mounting head.Secondary operating personnel operate long handle instrument and are connected with hex nut 25, are responsible for the operation that moves forward and backward of casing.In whole operating process, secondary operating personnel should accept the commander of main operation personnel, control casing do corresponding movable according to the actual needs of fraising, tapping or screw installation action.
Fraising, tapping and screw mounting device under water of the present invention have following technical characterstic when carrying out the operation of in-pile component repair works under water: (1), by long handle tool operation, personnel's irradiation dose is low; (2) fraising, tapping and screw installation tool change easy first watch; (3) convenient, the instrument of operational motion is easy to safeguard; (4) delivery platform positioning precision is high.
Claims (3)
1. ream under water, tapping and a screw mounting device, it is characterized in that: this device comprises base (20) and casing; Base (20) is fixed with two line slideways (10), bottom half is provided with two slide blocks (13), and two slide block (13) correspondences are arranged on two line slideways (10), and casing can linearly move linearly in guide rail (10) direction thus; Base (20) side arranges tooth bar and support (14);
Described casing is made up of top cover plate (21), left plate (3), right plate (11), front apron (15) and base plate (8), and they adopt bolt to be fixedly connected with each other;
Be provided with on the left of casing and drive axle bed (7), drive in axle bed (7) and be provided with connecting rod (6), connecting rod (6) upper end is provided with hex nut two (5), connecting rod (6) lower end connects gear (12), gear (12) is connected with the tooth bar be arranged on support (14), and support (14) is arranged on base (20); Bar (6) is rotationally connected by handling long handle instrument rotation hex nut two (5), the gear (12) of connecting rod (6) lower end is driven to coordinate with the tooth bar be arranged on support (14) mobile, thus promote slide block (13) in the upper slip of line slideway (10), make casing movable relative to base (20);
Be provided with a decelerator (19) at box house, decelerator (19) is fixing respectively at base plate (8), left plate (3) and right plate (11); Decelerator (19) power shaft is vertical direction, and its upper end is connected by the upper hex nut one (4) arranged in connecting rod and casing top cover plate (21); Decelerator (19) output shaft is horizontal direction, and its front end is provided with the connecting axle (16) of the front apron (15) stretching out casing, and grip slipper (2) is equipped with in connecting axle (16) end, and grip slipper (2) is for installing reamer, screw tap or screw mounting head; Front apron (15) is installed ball bearing (17) and bearing cover (18) for supporting the rotation of connecting axle (16); Rotate hex nut one (4) by operation long handle instrument and rotate decelerator (19) power shaft, drive to connecting axle (16) through decelerator (19) commutation by output shaft and grip slipper (2) drives the rotation of reamer, screw tap or screw mounting head to carry out action.
2. one according to claim 1 ream under water, tapping and screw mounting device, it is characterized in that: the both sides of described base (20) are respectively equipped with location to screw (9) and dowel hole, for being connected with delivery platform, by delivery platform, device is delivered to maintenance position.
3. one according to claim 1 ream under water, tapping and screw mounting device, it is characterized in that: described decelerator and connecting axle, connecting axle and grip slipper adopt holding screw locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067927.7A CN103846880B (en) | 2014-02-27 | 2014-02-27 | Fraising, tapping and screw mounting device under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410067927.7A CN103846880B (en) | 2014-02-27 | 2014-02-27 | Fraising, tapping and screw mounting device under water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103846880A CN103846880A (en) | 2014-06-11 |
| CN103846880B true CN103846880B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410067927.7A Active CN103846880B (en) | 2014-02-27 | 2014-02-27 | Fraising, tapping and screw mounting device under water |
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| Country | Link |
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| CN (1) | CN103846880B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113927537B (en) * | 2021-10-14 | 2024-04-05 | 上海中船临港船舶装备有限公司 | Device for installing submarine nut and installation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201471360U (en) * | 2009-07-24 | 2010-05-19 | 秦山核电有限公司 | Underwater positioning pin installing device |
| CN201544169U (en) * | 2009-07-24 | 2010-08-11 | 秦山核电有限公司 | Underwater thread fastener |
| EP2581172A1 (en) * | 2011-10-11 | 2013-04-17 | Werkzeug Pichler GmbH & Co. KG | Support |
| CN103510927A (en) * | 2013-10-09 | 2014-01-15 | 中国石油大学(北京) | Horizontal sleeve type connector for deep water manifold |
| CN203726449U (en) * | 2014-02-27 | 2014-07-23 | 上海核工程研究设计院 | Underwater reaming, tapping and screw mounting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101480204B1 (en) * | 2010-10-20 | 2015-01-07 | 현대중공업 주식회사 | Pin press apparatus |
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2014
- 2014-02-27 CN CN201410067927.7A patent/CN103846880B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201471360U (en) * | 2009-07-24 | 2010-05-19 | 秦山核电有限公司 | Underwater positioning pin installing device |
| CN201544169U (en) * | 2009-07-24 | 2010-08-11 | 秦山核电有限公司 | Underwater thread fastener |
| EP2581172A1 (en) * | 2011-10-11 | 2013-04-17 | Werkzeug Pichler GmbH & Co. KG | Support |
| CN103510927A (en) * | 2013-10-09 | 2014-01-15 | 中国石油大学(北京) | Horizontal sleeve type connector for deep water manifold |
| CN203726449U (en) * | 2014-02-27 | 2014-07-23 | 上海核工程研究设计院 | Underwater reaming, tapping and screw mounting device |
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| Publication number | Publication date |
|---|---|
| CN103846880A (en) | 2014-06-11 |
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Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: Shanghai Nuclear Engineering Research & Design Institute |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Patentee before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |
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