CN213037282U - Nuclear power station steam generator overturning and hoisting device - Google Patents

Nuclear power station steam generator overturning and hoisting device Download PDF

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Publication number
CN213037282U
CN213037282U CN202021285571.1U CN202021285571U CN213037282U CN 213037282 U CN213037282 U CN 213037282U CN 202021285571 U CN202021285571 U CN 202021285571U CN 213037282 U CN213037282 U CN 213037282U
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China
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support
movable
screw rod
motor
steel wire
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CN202021285571.1U
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朱从政
魏宁宁
汪满清
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Shenzhen Dongang Kexing Technology Co ltd
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Shenzhen Dongang Enterprise Management Co ltd
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Abstract

The utility model discloses a nuclear power station steam generator upset hoist device relates to hoist device technical field, for solving current nuclear power station steam generator upset hoist and mount, uses two cranes to mutually support to implement the hoist and mount usually, and the operation degree of difficulty is big, dangerous higher problem. The utility model discloses a wire winding machine, including first support, second support, fourth support, first support, second support, third support, first support, second support, first support and first support welded connection, the internally mounted of second support has the third support, the third support passes through screw connection with the second support, the fourth support is installed to the upper end of third support, the fourth support is provided with two, install the spiral wheel between two fourth supports, the spiral wheel passes through the bearing with the fourth support and is connected, install first removal lead screw between the lower extreme of third support one side and the first support, first removal lead screw all is connected through the bearing with third support and first support.

Description

Nuclear power station steam generator overturning and hoisting device
Technical Field
The utility model relates to a hoist device technical field specifically is a nuclear power station steam generator upset hoist device.
Background
The nuclear power steam generator is one of three major devices in a nuclear island, is the boundary of a primary loop and a secondary loop of a pressurized water reactor nuclear power plant, transfers heat generated by a reactor to the secondary side of the steam generator, and the generated steam is dried by a primary steam-water separator and a secondary steam-water separator to drive a steam turbine generator to generate electricity. The method not only creates the precedent of independently developing the nuclear power steam generator in China, but also has important significance for realizing the localization of important technical equipment for nuclear power in China.
However, in the existing overturning and hoisting of the steam generator of the nuclear power station, two cranes are usually matched with each other to implement hoisting, so that the operation difficulty is high and the danger is high; therefore, the existing requirements are not met, and the overturning and hoisting device for the steam generator of the nuclear power station is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a nuclear power station steam generator upset hoist device to the nuclear power station steam generator upset hoist and mount that proposes in solving above-mentioned background art uses two cranes to mutually support to implement the hoist and mount usually, and the operation degree of difficulty is big, dangerous higher problem.
In order to achieve the above object, the utility model provides a following technical scheme: a nuclear power station steam generator overturning and hoisting device comprises two first supports, wherein two second supports are arranged at the upper ends of the two first supports, the second supports are welded with the first supports, a third support is arranged inside the second supports, the third supports are connected with the second supports through screws, a fourth support is arranged at the upper end of the third support, two fourth supports are arranged, a winding wheel is arranged between the two fourth supports, the winding wheel is connected with the fourth supports through bearings, a first movable lead screw is arranged between the lower end of one side of the third support and the first supports, the first movable lead screw is connected with the third supports and the first supports through bearings, a second movable lead screw is arranged between the lower end of the other side of the third support and the first supports, the second movable lead screw is connected with the third supports and the first supports through bearings, a winding motor is arranged on one side, close to the second movable screw rod, of the fourth support, the winding motor is connected with a winding wheel through a coupler, a second movable support is arranged on the outer portion of the second movable screw rod, the second movable support is connected with the second movable screw rod through a screw rod bearing, a first movable support is arranged on the outer portion of the first movable screw rod, the first movable support is connected with the first movable screw rod through a screw rod bearing, a first steel wire lifting wheel is arranged at the lower end of the first movable support, the first steel wire lifting wheel is connected with the first movable support through a bearing, a first motor is arranged on one side, away from the second movable screw rod, of the first movable support, the first motor is connected with the first steel wire lifting wheel through a coupler, a second steel wire lifting wheel is arranged at the lower end of the second movable support, and the second steel wire lifting wheel is connected with the second movable support through a bearing, the second motor is installed on one side, far away from the first movable screw rod, of the second movable support, the second motor is connected with the second movable screw rod through a coupler, a binding belt rolling wheel is installed at the lower end of the third support, the binding belt rolling wheel is connected with the third support through a bearing, and steel wire ropes are arranged outside the first steel wire lifting wheel and the second steel wire lifting wheel.
Preferably, a fifth support is installed on the lower end of the front end face of the third support and the front end face of the second support, the fifth support is connected with the third support and the second support in a welded mode, the number of the fifth supports is four, guide wheels are installed between every two of the four fifth supports, the guide wheels are connected with the fifth supports through bearings, the number of the guide wheels is two, and anti-falling restraining belts are arranged outside the guide wheels, the restraining belt winding wheels and the winding wheels.
Preferably, the first support is far away from the upper end of first removal lead screw one side and installs first moving motor, first moving motor passes through the screw with first support and is connected, first moving motor passes through the coupling joint with first removal lead screw.
Preferably, the second mobile motor is installed at the upper end of one side, away from the second mobile screw rod, of the first support, the second mobile motor is connected with the first support through a screw, and the second mobile motor is connected with the second mobile screw rod through a coupler.
Preferably, install spacing axle between two first supports, spacing axle and first support welded connection, spacing axle all passes through linear ball bearing with first movable support and second movable support and is connected.
Preferably, the lower end of the front end face of the first support is provided with a control box, and the control box is connected with the first support through a screw.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model can make the first movable bracket and the second movable bracket move linearly by installing the first movable screw rod and the second movable screw rod, control the distance between the steel wire ropes outside the first steel wire lifting wheel and the second steel wire lifting wheel, ensure the functional integrity of the device, install the anti-drop binding belt to bind the middle part of the material, prevent the material from dropping, play a role of safety, avoid causing unnecessary loss, reduce the danger of the device, increase the safety of the device, install the first steel wire lifting wheel and the second steel wire lifting wheel to match the first motor and the second motor, roll or release the steel wire ropes, and make the height difference between the two ends of the material incline, then, the material can be turned over to be perpendicular to the ground by matching with the movement of the first movable support and the second movable support, so that the installation by workers is facilitated, and the operation difficulty is low;
2. the utility model discloses a first removal lead screw is rotatory can be controlled to the first moving motor of installation to control first removal support and remove, increase the practicality of device, the spacing axle of installation can prevent that first removal support and second from removing the in-process emergence of support and removing and rocking, guarantees device operating stability, and the installation is controlled the case and is convenient for the staff and operate this device, reduces the operation degree of difficulty of device.
Drawings
Fig. 1 is a schematic structural view of a nuclear power station steam generator overturning and hoisting device of the present invention;
fig. 2 is a front view of the turnover hoisting device for the steam generator of the nuclear power station of the present invention;
fig. 3 is a rear view of the utility model discloses a nuclear power station steam generator overturning and hoisting device.
In the figure: 1. a first bracket; 2. a second bracket; 3. a third support; 4. a fourth bracket; 5. a winding wheel; 6. a wire winding motor; 7. a first movable screw rod; 8. a second movable screw rod; 9. a first moving support; 10. a second moving support; 11. a first wire pulling wheel; 12. a first motor; 13. a wire rope; 14. a control box; 15. a binding belt reel; 16. an anti-drop restraining band; 17. a second wire pulling wheel; 18. a second motor; 19. a limiting shaft; 20. a first moving motor; 21. a second moving motor; 22. a fifth support; 23. a guide wheel.
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.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a nuclear power station steam generator upset hoist device, including first support 1, first support 1 is provided with two, second support 2 is all installed to the upper end of two first supports 1, second support 2 and first support 1 welded connection, the internally mounted of second support 2 has third support 3, third support 3 passes through screw connection with second support 2, fourth support 4 is installed to the upper end of third support 3, fourth support 4 is provided with two, install reel 5 between two fourth supports 4, reel 5 passes through the bearing with fourth support 4 and is connected, install first removal lead screw 7 between the lower extreme of third support 3 one side and first support 1, first removal lead screw 7 all passes through the bearing with third support 3 and first support 1 and is connected, install second removal lead screw 8 between the lower extreme of third support 3 opposite side and first support 1, install first removal lead screw 7 and second removal lead screw 8 and can make first removal support 9 and second remove support 9 10 linearly moves to control the distance between a first steel wire lifting wheel 11 and a steel wire rope 13 outside a second steel wire lifting wheel 17, and ensure the functional integrity of the device, a second movable screw 8 is connected with a third bracket 3 and a first bracket 1 through bearings, one side of a fourth bracket 4 close to the second movable screw 8 is provided with a coiling motor 6, the coiling motor 6 is connected with a coiling wheel 5 through a coupler, the outside of the second movable screw 8 is provided with a second movable bracket 10, the second movable bracket 10 is connected with the second movable screw 8 through a screw bearing, the outside of the first movable screw 7 is provided with a first movable bracket 9, the first movable bracket 9 is connected with the first movable screw 7 through a screw bearing, the lower end of the first movable bracket 9 is provided with a first steel wire lifting wheel 11, the first steel wire lifting wheel 11 is connected with the first movable bracket 9 through a bearing, one side of the first movable bracket 9 far away from the second movable screw 8 is provided with a first motor 12, the first motor 12 is connected with the first steel wire lifting wheel 11 through a coupler, the lower end of the second movable bracket 10 is provided with a second steel wire lifting wheel 17, the first steel wire lifting wheel 11 and the second steel wire lifting wheel 17 are arranged to be matched with the first motor 12 and the second motor 18 to roll or release a steel wire rope 13, so that the height difference of two ends of a material is enlarged and inclined, then the material can be overturned to be vertical to the ground by matching with the movement of the first movable bracket 9 and the second movable bracket 10, the installation of workers is convenient, the operation difficulty is low, the second steel wire lifting wheel 17 is connected with the second movable bracket 10 through a bearing, one side of the second movable bracket 10 far away from the first movable screw rod 7 is provided with a second motor 18, the second motor 18 is connected with the second movable screw rod 8 through a coupler, the lower end of the third bracket 3 is provided with a binding belt rolling wheel 15, the binding belt rolling wheel 15 is connected with the third bracket 3 through a bearing, the first steel wire lifting wheel 11 and the second steel wire lifting wheel 17 are provided with steel wire ropes 13 outside.
Further, a fifth support 22 is installed on the lower end of the front end face of the third support 3 and the front end face of the second support 2, the fifth support 22 is connected with the third support 3 and the second support 2 in a welded mode, four fifth supports 22 are arranged, guide wheels 23 are installed between every two of the four fifth supports 22, the guide wheels 23 are connected with the fifth supports 22 through bearings, two guide wheels 23 are arranged, anti-falling restraining belts 16 are arranged outside the guide wheels 23, the restraining belt winding wheels 15 and the winding wheels 5, and the anti-falling restraining belts 16 can restrain the middle portions of materials and prevent the materials from falling off.
Further, a first moving motor 20 is installed at the upper end of one side, away from the first moving screw 7, of the first support 1, the first moving motor 20 is connected with the first support 1 through a screw, the first moving motor 20 is connected with the first moving screw 7 through a coupler, and the first moving motor 20 is installed to control the first moving screw 7 to rotate, so that the first moving support 9 is controlled to move, and the practicability of the device is improved.
Further, a second moving motor 21 is installed at the upper end of one side, away from the second moving screw rod 8, of the first support 1, the second moving motor 21 is connected with the first support 1 through a screw, the second moving motor 21 is connected with the second moving screw rod 8 through a coupler, and the second moving motor 21 is installed to control the movement of the second moving support 10 through the second moving screw rod 8, so that the functional integrity of the device is guaranteed.
Further, install spacing axle 19 between two first supports 1, spacing axle 19 and first support 1 welded connection, spacing axle 19 all is connected through linear ball bearing with first movable support 9 and second movable support 10, and the installation is spacing to be 19 can prevent that first movable support 9 and second movable support 10 from taking place to rock at the in-process that removes, guarantees device operating stability.
Further, the lower extreme of first support 1 front end face installs control box 14, and control box 14 passes through bolted connection with first support 1, and the installation is controlled box 14 and is convenient for the staff to operate this device, reduces the operation degree of difficulty of device.
The working principle is as follows: when the device is used, a worker installs the device at the upper end of an engineering vehicle, then the worker ties a steel wire rope 13 at two ends of a material, then ties an anti-falling binding belt 16 at the middle part of the material, then simultaneously powers a winding motor 6, a first motor 12 and a second motor 18 to lift the material, after the material is lifted to a height, the first motor 12 controls a first steel wire lifting wheel 11 to continuously tighten the steel wire rope 13, the second motor 18 controls a second steel wire lifting wheel 17 to loosen the steel wire rope 13, the winding motor 6 controls a winding wheel 5 to keep the anti-falling binding belt 16 still, at the moment, a first moving motor 20 and a second moving motor 21 are started to move a first moving support 9 and a second moving support 10 towards a third support 3, namely, overturning and hoisting can be realized, the device installs a first moving screw rod 7 and a second moving screw rod 8 to enable the first moving support 9 and the second moving support 10 to move linearly, the distance between the first steel wire lifting wheel 11 and the steel wire rope 13 outside the second steel wire lifting wheel 17 is controlled to ensure the functional integrity of the device, the anti-falling restraining belt 16 is installed to restrain the middle part of the material and prevent the material from falling off, so as to play a role of safety, avoid unnecessary loss, reduce the danger of the use of the device and increase the safety of the device, the first steel wire lifting wheel 11 and the second steel wire lifting wheel 17 are installed to be matched with the first motor 12 and the second motor 18 to wind or release the steel wire rope 13, so that the height difference of two ends of the material is enlarged and inclined, then the material can be overturned to be vertical to the ground by being matched with the movement of the first movable bracket 9 and the second movable bracket 10, the installation of workers is convenient, the operation difficulty is low, the first movable motor 20 is installed to control the first movable screw rod 7 to rotate, so as to control the first movable bracket 9 to move, the practicality of the device is increased, the installation limiting shaft 19 can prevent the first movable support 9 and the second movable support 10 from shaking in the moving process, the operation stability of the device is ensured, the installation control box 14 is convenient for a worker to operate the device, and the operation difficulty of the device is reduced.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a nuclear power station steam generator upset hoist device, includes first support (1), its characterized in that: the two movable screw rods are arranged between the lower end of one side of the third support (3) and the first support (1), the first movable screw rods (7) are connected with the third support (3) and the first support (1) through bearings, a second movable screw rod (8) is arranged between the lower end of the other side of the third support (3) and the first support (1), the second movable screw rod (8) is connected with the third support (3) and the first support (1) through bearings, a winding motor (6) is arranged on one side, close to the second movable screw rod (8), of the fourth support (4), the winding motor (6) is connected with a winding wheel (5) through a coupler, a second movable support (10) is arranged outside the second movable screw rod (8), the second movable support (10) is connected with the second movable screw rod (8) through a screw rod bearing, a first movable support (9) is arranged outside the first movable screw rod (7), the first movable support (9) is connected with the first movable screw rod (7) through a screw rod bearing, a first steel wire lifting wheel (11) is arranged at the lower end of the first movable support (9), the first steel wire lifting wheel (11) is connected with the first movable support (9) through a bearing, a first motor (12) is installed on one side, away from the second movable screw rod (8), of the first movable support (9), the first motor (12) is connected with the first steel wire lifting wheel (11) through a coupler, a second steel wire lifting wheel (17) is installed at the lower end of the second movable support (10), the second steel wire lifting wheel (17) is connected with the second movable support (10) through a bearing, a second motor (18) is installed on one side, away from the first movable screw rod (7), of the second movable support (10), the second motor (18) is connected with the second movable screw rod (8) through a coupler, a binding belt rolling wheel (15) is installed at the lower end of the third support (3), and the binding belt rolling wheel (15) is connected with the third support (3) through a bearing, and steel wire ropes (13) are arranged outside the first steel wire lifting wheel (11) and the second steel wire lifting wheel (17).
2. The overturning and hoisting device for the steam generator of the nuclear power plant as claimed in claim 1, wherein: fifth support (22) are all installed to the lower extreme of terminal surface before third support (3) and the preceding terminal surface of second support (2), fifth support (22) and third support (3) and the equal welded connection of second support (2), be provided with four of fifth support (22), guide wheel (23) are all installed to four fifth support (22) between two liang, guide wheel (23) pass through the bearing with fifth support (22) and are connected, guide wheel (23) are provided with two, the outside of guide wheel (23), constraint area take-up pulley (15) and reel (5) all is provided with anti-drop constraint area (16).
3. The overturning and hoisting device for the steam generator of the nuclear power plant as claimed in claim 1, wherein: the upper end of one side of the first movable screw rod (7) is far away from the first support (1), a first movable motor (20) is installed at the upper end of one side of the first movable screw rod (7), the first movable motor (20) is connected with the first support (1) through a screw, and the first movable motor (20) is connected with the first movable screw rod (7) through a coupler.
4. The overturning and hoisting device for the steam generator of the nuclear power plant as claimed in claim 1, wherein: the upper end of one side of the first support (1) far away from the second movable screw rod (8) is provided with a second movable motor (21), the second movable motor (21) is connected with the first support (1) through a screw, and the second movable motor (21) is connected with the second movable screw rod (8) through a coupler.
5. The overturning and hoisting device for the steam generator of the nuclear power plant as claimed in claim 1, wherein: install spacing axle (19) between two first supports (1), spacing axle (19) and first support (1) welded connection, spacing axle (19) all are connected through linear ball bearing with first movable support (9) and second movable support (10).
6. The overturning and hoisting device for the steam generator of the nuclear power plant as claimed in claim 1, wherein: the lower end of the front end face of the first support (1) is provided with a control box (14), and the control box (14) is connected with the first support (1) through screws.
CN202021285571.1U 2020-07-04 2020-07-04 Nuclear power station steam generator overturning and hoisting device Active CN213037282U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021285571.1U CN213037282U (en) 2020-07-04 2020-07-04 Nuclear power station steam generator overturning and hoisting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021285571.1U CN213037282U (en) 2020-07-04 2020-07-04 Nuclear power station steam generator overturning and hoisting device

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CN213037282U true CN213037282U (en) 2021-04-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114084807A (en) * 2021-11-24 2022-02-25 烟台市特种设备检验研究院 Tubular pile vacuum chuck crane and using method thereof
CN117142353A (en) * 2023-10-31 2023-12-01 大连华锐重工集团股份有限公司 Full-automatic overturn control method for nuclear island main equipment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114084807A (en) * 2021-11-24 2022-02-25 烟台市特种设备检验研究院 Tubular pile vacuum chuck crane and using method thereof
CN114084807B (en) * 2021-11-24 2024-05-03 烟台市特种设备检验研究院 Tubular pile vacuum chuck crane and use method thereof
CN117142353A (en) * 2023-10-31 2023-12-01 大连华锐重工集团股份有限公司 Full-automatic overturn control method for nuclear island main equipment
CN117142353B (en) * 2023-10-31 2024-01-09 大连华锐重工集团股份有限公司 Full-automatic overturn control method for nuclear island main equipment

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CP01 Change in the name or title of a patent holder

Address after: 518000 lvmingxuan LC1, Dayawan Nuclear power station base, Dapeng street, Dapeng New District, Shenzhen City, Guangdong Province

Patentee after: Shenzhen Dongang Kexing Technology Co.,Ltd.

Address before: 518000 lvmingxuan LC1, Dayawan Nuclear power station base, Dapeng street, Dapeng New District, Shenzhen City, Guangdong Province

Patentee before: Shenzhen Dongang Enterprise Management Co.,Ltd.

CP01 Change in the name or title of a patent holder