CN204997617U - Major diameter compression inner ring for ship engine - Google Patents
Major diameter compression inner ring for ship engine Download PDFInfo
- Publication number
- CN204997617U CN204997617U CN201520770739.0U CN201520770739U CN204997617U CN 204997617 U CN204997617 U CN 204997617U CN 201520770739 U CN201520770739 U CN 201520770739U CN 204997617 U CN204997617 U CN 204997617U
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- Prior art keywords
- piston ring
- threaded rod
- thread sleeve
- sides
- slide block
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Abstract
The utility model discloses a major diameter compression inner ring for ship engine, including baffle, piston ring dog, levogyration trapezoidal thread cover, jack catch, threaded rod, slider, dextrorotation trapezoidal thread cover, guide bar, handle bar and antifriction bearing. The utility model discloses a rotatory threaded rod drives the jack catch and removes, realizes that required manpower is little, has reduced workman's intensity of labour to the expansion of major diameter piston ring. Simultaneously the piston ring dog can carry out the rotation of certain angle, and applicable in the large diameter piston ring dismouting of multiple specification work, the range of application is wide.
Description
Technical field
The utility model relates to compression inner ring technical field, particularly relates to a kind of marine engine enlarged bore piston ring extension device.
Background technology
Piston ring is the hard metal ring having opening, is the core component of fuel engines inside, is also consumable accessory simultaneously, needs frequent disassembling, assembling and replacing.Piston ring, when dismounting, needs to utilize external force gap-clearance of piston rings to be strutted and makes it to take out or embed in the groove of piston outer wall.Existing most piston ring tool (as piston ring tongs) needs to hold handle for tool by people and imposes grip piston ring is opened, especially during dismounting enlarged bore piston ring, gap-clearance of piston rings is strutted required grip comparatively large, labor strength is high.
Utility model content
The utility model needs to hold handle for tool by people and imposes grip for solving piston ring dismounting piston ring is opened, and especially during dismounting enlarged bore piston ring, the problem that labor strength is high, provides a kind of marine engine enlarged bore piston ring extension device.
For solving the problems of the technologies described above, the technical solution of the utility model is: marine engine enlarged bore piston ring extension device, comprises baffle plate, piston ring block, left-handed trapezoid thread sleeve, claw, threaded rod, slide block, dextrorotation trapezoid thread sleeve, guide post, handlebar and rolling bearing, one end of handlebar is connected with latch segment, latch segment is provided with guide post by hexagon socket head cap screw B, the guide post of latch segment both sides is all provided with slide block by copper bush, the top of guide post is provided with threaded rod, threaded rod is respectively equipped with left-handed trapezoidal thread, dextrorotation trapezoidal thread, threaded rod is respectively by left-handed trapezoid thread sleeve, dextrorotation trapezoid thread sleeve is arranged in the slide block of both sides, copper bush, left-handed trapezoid thread sleeve, dextrorotation trapezoid thread sleeve all with slide block interference fit, the slide block of both sides all passes through self-locking nut, axle is movably installed with piston ring block, the piston ring block of both sides is all provided with claw by hexagon socket head cap screw A, the two ends of handlebar are all provided with baffle plate by hexagon socket head cap screw C, the two ends of threaded rod are all arranged between the baffle plate of both sides by rolling bearing, one end of threaded rod is fixed by circlip for shaft, the other end is provided with outer six sides.
Further, the free end of handlebar is provided with bundle of spheres hand.
Further, left-handed trapezoid thread sleeve, between dextrorotation trapezoid thread sleeve and slide block by elastic cylinder finger setting fastening.
The utility model drives claw to move by rotating threaded rod, and realize the expansion to enlarged bore piston ring, required manpower is little, reduces the labour intensity of workman.Piston ring block can carry out the rotation of certain angle simultaneously, is applicable to the large diameter piston ring disassemble and assemble work of plurality of specifications, applied range.
Accompanying drawing explanation
Fig. 1 is the utility model front view;
Fig. 2 is the utility model left view;
Fig. 3 is the structural representation of axle.
Wherein: 1. baffle plate, 2. circlip for shaft, 3. piston ring block, 4. left-handed trapezoid thread sleeve, 5. claw, 6. threaded rod, 7. hexagon socket head cap screw A, 8. copper bush, 9. slide block, 10. dextrorotation trapezoid thread sleeve, 11. hexagon socket head cap screw B, 12. guide posts, 13. hexagon socket head cap screw C, 14. self-locking nuts, 15. axles, 16. handlebars, 17. latch segments, 18. bundle of spheres hands, 19. rolling bearings, 20. elastic cylindrical pins.
Detailed description of the invention
As shown in Figure 1-Figure 3, marine engine enlarged bore piston ring extension device, comprises baffle plate 1, piston ring block 3, left-handed trapezoid thread sleeve 4, claw 5, threaded rod 6, slide block 9, dextrorotation trapezoid thread sleeve 10, guide post 12, handlebar 16 and rolling bearing 19, the free end of handlebar 16 is provided with bundle of spheres hand 18, the other end of handlebar 16 is connected with latch segment 17, latch segment 17 is provided with guide post 12 by hexagon socket head cap screw B11, the guide post 12 of latch segment 17 both sides is all provided with slide block 9 by copper bush 8, the top of guide post 12 is provided with threaded rod 6, threaded rod 6 is respectively equipped with left-handed trapezoidal thread, dextrorotation trapezoidal thread, threaded rod 6 is respectively by left-handed trapezoid thread sleeve 4, dextrorotation trapezoid thread sleeve 10 is arranged in the slide block 9 of both sides, copper bush 8, left-handed trapezoid thread sleeve 4, dextrorotation trapezoid thread sleeve 10 all with slide block 9 interference fit, left-handed trapezoid thread sleeve 4, locate fastening by elastic cylindrical pin 20 between dextrorotation trapezoid thread sleeve 10 and slide block 9, all by self-locking nut 14 on the slide block 9 of both sides, axle 15 is movably installed with piston ring block 3, the piston ring block 3 of both sides is all provided with claw 5 by hexagon socket head cap screw A7, the two ends of handlebar 16 are all provided with baffle plate 1 by hexagon socket head cap screw C13, the two ends of threaded rod 6 are all arranged between the baffle plate 1 of both sides by rolling bearing 19, one end of threaded rod 6 is fixed by circlip for shaft 2, the other end is provided with outer six sides.During use, outer six sides are entangled with box spanner, rotating threaded rod 6 drives two slide blocks 9 in left and right respectively to moving left and right, adjust two claws 5 apart from applicable gap-clearance of piston rings, with claw 5 seized piston ring opening termination, both sides, opening termination are placed in piston ring block 3, turn clockwise threaded rod 6, left and right sides slide block 9 is moved simultaneously laterally, drives claw 5 expansion piston ring; Taken out or embed in the groove of piston outer wall after piston ring expansion, be then rotated counterclockwise threaded rod 6 and left and right sides slide block 9 is moved simultaneously to the inside, piston ring restores, and takes off expander.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (3)
1. marine engine enlarged bore piston ring extension device, is characterized in that: comprise baffle plate (1), piston ring block (3), left-handed trapezoid thread sleeve (4), claw (5), threaded rod (6), slide block (9), dextrorotation trapezoid thread sleeve (10), guide post (12), handlebar (16) and rolling bearing (19), one end of handlebar (16) is connected with latch segment (17), latch segment (17) is provided with guide post (12) by hexagon socket head cap screw B (11), the guide post (12) of latch segment (17) both sides is all provided with slide block (9) by copper bush (8), the top of guide post (12) is provided with threaded rod (6), (6) are respectively equipped with left-handed trapezoidal thread with threaded rod, dextrorotation trapezoidal thread, threaded rod (6) is respectively by left-handed trapezoid thread sleeve (4), dextrorotation trapezoid thread sleeve (10) is arranged in the slide block (9) of both sides, copper bush (8), left-handed trapezoid thread sleeve (4), dextrorotation trapezoid thread sleeve (10) all with slide block (9) interference fit, all by self-locking nut (14) on the slide block (9) of both sides, axle (15) is movably installed with piston ring block (3), the piston ring block (3) of both sides is all provided with claw (5) by hexagon socket head cap screw A (7), the two ends of handlebar (16) are all provided with baffle plate (1) by hexagon socket head cap screw C (13), the two ends of threaded rod (6) are all arranged between the baffle plate (1) of both sides by rolling bearing (19), one end of threaded rod (6) is fixed by circlip for shaft (2), the other end is provided with outer six sides.
2. marine engine enlarged bore piston ring extension device according to claim 1, is characterized in that: the free end of described handlebar (16) is provided with bundle of spheres hand (18).
3. marine engine enlarged bore piston ring extension device according to claim 1, is characterized in that: described left-handed trapezoid thread sleeve (4), locate fastening by elastic cylindrical pin (20) between dextrorotation trapezoid thread sleeve (10) and slide block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770739.0U CN204997617U (en) | 2015-09-30 | 2015-09-30 | Major diameter compression inner ring for ship engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770739.0U CN204997617U (en) | 2015-09-30 | 2015-09-30 | Major diameter compression inner ring for ship engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204997617U true CN204997617U (en) | 2016-01-27 |
Family
ID=55154522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520770739.0U Active CN204997617U (en) | 2015-09-30 | 2015-09-30 | Major diameter compression inner ring for ship engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204997617U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106078612A (en) * | 2016-08-16 | 2016-11-09 | 安庆瑞莱博汽车配件有限公司 | The erecting device that a kind of automobile piston rings is special |
| CN106181876A (en) * | 2016-08-16 | 2016-12-07 | 安庆瑞莱博汽车配件有限公司 | A kind of portable piston ring erecting device |
| CN106346415A (en) * | 2016-08-25 | 2017-01-25 | 河南飞龙(芜湖)汽车零部件有限公司 | Installation device special for piston ring |
| CN106737403A (en) * | 2017-02-17 | 2017-05-31 | 广西玉柴机器股份有限公司 | The assembly and disassembly frock and method of a kind of engine piston ring |
| CN108453171A (en) * | 2018-05-22 | 2018-08-28 | 南京飞燕活塞环股份有限公司 | A kind of full-automatic expanding device of piston ring |
| CN108838941A (en) * | 2018-08-17 | 2018-11-20 | 哈尔滨电气动力装备有限公司 | 1011000 core main pump piston ring installation and removal devices |
| CN110576414A (en) * | 2019-08-12 | 2019-12-17 | 王远伦 | Sealing washer cup joints device and equipment thereof |
| CN110653754A (en) * | 2019-10-21 | 2020-01-07 | 上海中船三井造船柴油机有限公司 | A assembly and disassembly tools for large-scale marine diesel piston ring |
| CN111360520A (en) * | 2020-04-21 | 2020-07-03 | 安庆安帝技益精机有限公司 | Piston upper ring assembling device |
| CN112610696A (en) * | 2020-12-30 | 2021-04-06 | 张秀华 | Municipal administration large-scale pipeline sealing member installation device |
| CN114314238A (en) * | 2022-01-05 | 2022-04-12 | 安徽舒马克电梯股份有限公司 | Elevator flees and uses railway carriage or compartment door expander |
-
2015
- 2015-09-30 CN CN201520770739.0U patent/CN204997617U/en active Active
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106181876A (en) * | 2016-08-16 | 2016-12-07 | 安庆瑞莱博汽车配件有限公司 | A kind of portable piston ring erecting device |
| CN106078612A (en) * | 2016-08-16 | 2016-11-09 | 安庆瑞莱博汽车配件有限公司 | The erecting device that a kind of automobile piston rings is special |
| CN106346415A (en) * | 2016-08-25 | 2017-01-25 | 河南飞龙(芜湖)汽车零部件有限公司 | Installation device special for piston ring |
| CN106346415B (en) * | 2016-08-25 | 2017-12-19 | 河南飞龙(芜湖)汽车零部件有限公司 | A kind of special erecting device of piston ring |
| CN106737403B (en) * | 2017-02-17 | 2018-11-27 | 广西玉柴机器股份有限公司 | A kind of the assembly and disassembly tooling and method of engine piston ring |
| CN106737403A (en) * | 2017-02-17 | 2017-05-31 | 广西玉柴机器股份有限公司 | The assembly and disassembly frock and method of a kind of engine piston ring |
| CN108453171A (en) * | 2018-05-22 | 2018-08-28 | 南京飞燕活塞环股份有限公司 | A kind of full-automatic expanding device of piston ring |
| CN108838941A (en) * | 2018-08-17 | 2018-11-20 | 哈尔滨电气动力装备有限公司 | 1011000 core main pump piston ring installation and removal devices |
| CN110576414A (en) * | 2019-08-12 | 2019-12-17 | 王远伦 | Sealing washer cup joints device and equipment thereof |
| CN110576414B (en) * | 2019-08-12 | 2020-12-25 | 江苏恒丰橡胶制品有限公司 | Sealing washer cup joints device and equipment thereof |
| CN110653754A (en) * | 2019-10-21 | 2020-01-07 | 上海中船三井造船柴油机有限公司 | A assembly and disassembly tools for large-scale marine diesel piston ring |
| CN111360520A (en) * | 2020-04-21 | 2020-07-03 | 安庆安帝技益精机有限公司 | Piston upper ring assembling device |
| CN112610696A (en) * | 2020-12-30 | 2021-04-06 | 张秀华 | Municipal administration large-scale pipeline sealing member installation device |
| CN114314238A (en) * | 2022-01-05 | 2022-04-12 | 安徽舒马克电梯股份有限公司 | Elevator flees and uses railway carriage or compartment door expander |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |