CN114313194A - Conveniently-driven locking type marine intermediate shaft - Google Patents
Conveniently-driven locking type marine intermediate shaft Download PDFInfo
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- CN114313194A CN114313194A CN202210188956.3A CN202210188956A CN114313194A CN 114313194 A CN114313194 A CN 114313194A CN 202210188956 A CN202210188956 A CN 202210188956A CN 114313194 A CN114313194 A CN 114313194A
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- driving
- ring
- locking
- movable sleeve
- outer shell
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 230000035515 penetration Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005192 partition Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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Abstract
The invention discloses a conveniently-driven locking type marine intermediate shaft which comprises a driving locking assembly; the driving locking assembly is additionally arranged, the plurality of rotating gear columns are driven to rotate through the rotation of the synchronous driving ring body, the plurality of driving rods are driven to synchronously rotate, so that the movable sleeve body can be synchronously driven to slide, the driving convenience is improved, after the installation is finished, the fastening threaded ring at the outer end of the extension screw rod rotates, the fastening threaded ring is connected to the inner side surface of the locking annular groove in a rotating and abutting mode, the positioning of the plurality of driving rods is achieved, and the structural stability is guaranteed.
Description
Technical Field
The invention relates to a conveniently driven locking type marine intermediate shaft.
Background
At present, in the field of marine fittings, a bearing which is used for supporting between a shaft and a shaft sleeve is also called as a bearing, and the bearing which is used for supporting is generally manufactured by adopting a mould pressing method and is mainly used for a ship axial-flow pump, a deep-well pump and the like as a blade and a pump blade support body; the existing support bearing generally comprises an external shell and an internal lining body, wherein the external shell and the internal lining body are generally fixed in a vulcanization or bonding mode, but the external shell and the internal lining body of the structure are not always tight, so that the external shell and the internal lining body of the bearing are separated and moved due to excessive friction and long-term friction of a rubber lining of a rotating shaft and the bearing, and in addition, the external shell and the internal lining body of the bearing are inconvenient to replace and disassemble and are inconvenient to use, and the convenience of structural driving and the structural stability need to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the marine intermediate shaft is convenient to drive, stable in structure, install and detach and stable in structure.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a conveniently-driven locking type marine intermediate shaft comprises an inner lining body, an outer shell, a clamping and positioning mechanism and a driving and locking assembly; the inner lining body and the outer shell are both in annular cylinder structures; the inner liner is arranged inside the outer shell; the periphery of the inner lining body is abutted against the periphery of the inner side of the outer shell; a plurality of strip-shaped through connecting grooves extending in the length direction are uniformly formed in the outer side of the periphery of the inner lining body; a plurality of inserting grooves are uniformly formed in the peripheries of the two end surfaces of the inner lining body; the strip-shaped penetration grooves and the insertion grooves are distributed alternately in sequence; a plurality of conducting cavities are uniformly arranged on the periphery inside the outer shell; a driving annular groove is formed around one end of the conduction cavity; the two ends of the inner side of the conduction cavity are respectively provided with a cross-connecting strip-shaped opening; a clamping and positioning mechanism is respectively arranged in the conducting cavity; the clamping and positioning mechanism comprises a driving rod, a movable sleeve body, an extension rod and an inserting positioning column; a driving rod is rotatably clamped and installed in the conducting cavity respectively; one end of the driving rod extends into the driving annular groove; external thread sections with threads distributed oppositely are arranged outside the peripheries of the two sides of the driving rod; the external thread sections are respectively screwed with a movable sleeve body; the movable sleeve bodies are respectively clamped in the conduction cavities in a sliding manner; the inner sides of the outer ends of the movable sleeve bodies are respectively provided with an extension rod, and the outer ends of the extension rods are connected with the inside of the outer shell in a penetrating manner from the penetrating strip-shaped openings in a penetrating manner; the outer ends of the extension rods are respectively provided with an inserting positioning column; the inner lining body penetrates through the extension rod and the inserting positioning column through the strip-shaped penetrating groove and moves to the inside of the outer shell, the inner lining body rotates inside the outer shell and enables the inserting groove to correspond to the inserting positioning column in position, the driving rod rotates to drive the movable sleeve body to move axially, and the movable sleeve body drives the inserting positioning column to be inserted into the inserting groove in the end face of the inner lining body through the extension rod; a locking annular groove is formed around the other end of the conducting cavity; the driving locking assembly comprises a rotating gear column, a synchronous driving ring body, an extension screw and a fastening threaded ring; the inner sides of the periphery of the synchronous driving ring body are provided with inner gear ring surfaces; one end of the driving rod is respectively provided with a rotating gear column; a synchronous driving ring body is rotationally clamped and installed in the driving annular groove; the synchronous driving ring body is uniformly meshed with a plurality of rotating gear columns through the annular surface of the inner gear; the other end of the driving rod extends into the locking annular groove, and the other end of the driving rod is respectively provided with an extending screw rod; the outer end of the extension screw is respectively screwed with a fastening thread ring; the fastening threaded ring is rotatably connected to the inner side surface of the locking annular groove in an abutting or separating manner.
Furthermore, a separation block body is arranged in the middle of the driving rod; the driving rods on the two sides of the separation block body are respectively sleeved with an abutting elastic body; the two ends of the abutting elastic body are respectively elastically abutted between the separating block body and the movable sleeve body.
Furthermore, two ends of the driving rod are respectively provided with a rotary clamping ring body; clamping ring grooves are respectively formed in two ends of the conducting cavity; the driving rod is rotatably clamped on the clamping ring grooves at two ends of the conducting cavity through the rotary clamping ring bodies at two ends.
Furthermore, two limiting sliding grooves are respectively arranged at two ends of the outer side in the conduction cavity; the outer sides of the movable sleeve bodies are respectively provided with a positioning sliding tooth; the movable sleeve body is in sliding clamping connection with the limiting sliding groove on the outer side of the inner part of the conduction cavity through the positioning sliding teeth on the outer side.
Furthermore, the section of the strip-shaped through groove is of a semicircular structure.
Furthermore, a poking block is arranged on one end face of the inner lining body.
Further, the cross sections of the inner lining body and the outer shell are both in circular ring structures.
Further, the inner liner is made of a rubber material.
The invention has the following beneficial effects:
1. the driving locking assembly is additionally arranged, the plurality of rotating gear columns are driven to rotate through the rotation of the synchronous driving ring body, the plurality of driving rods are driven to synchronously rotate, so that the movable sleeve body can be synchronously driven to slide, the driving convenience is improved, after the installation is finished, the fastening threaded ring at the outer end of the extension screw rod rotates, the fastening threaded ring is connected to the inner side surface of the locking annular groove in a rotating and abutting mode, the positioning of the plurality of driving rods is achieved, and the structural stability is guaranteed.
2. The invention realizes a stable assembly structure of an inner lining body and an outer shell, and aims to prevent an extension rod and a splicing positioning column from obstructing the inner lining body from entering the inner part of the outer shell, the inner lining body is structurally designed, a plurality of strip-shaped through grooves extending in the length direction are uniformly arranged on the outer side of the periphery of the inner lining body, so that the inner lining body penetrates through the extension rod and the splicing positioning column through the strip-shaped through grooves and moves to the inner part of the outer shell, then the inner lining body rotates in the outer shell, the splicing grooves correspond to the splicing positioning columns in position, so that the movable sleeve body is driven to move axially through the rotation of a driving rod, the movable sleeve body drives the splicing positioning column to be spliced in the splicing groove on the end face of the inner lining body through the extension rod, the clamping and positioning of the inner lining body are realized, and the quick installation and the structure stability are realized.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural diagram of one side of the clamping and positioning mechanism of the present invention.
Fig. 3 is a schematic view of the structure of the middle of the driving rod of the present invention.
FIG. 4 is a schematic structural view of the other side of the clamping and positioning mechanism of the present invention.
FIG. 5 is a schematic cross-sectional view of the inner liner of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, a conveniently driven locking type marine intermediate shaft comprises an inner lining body 2, an outer shell body 1, a clamping and positioning mechanism 3 and a driving and locking assembly 4; the inner lining body 2 and the outer shell 1 are both in annular cylinder structures; the inner lining body 2 is arranged inside the outer shell 1; the periphery of the inner lining body 2 is abutted against the periphery of the inner side of the outer shell 1; a plurality of strip-shaped through connecting grooves 21 extending in the length direction are uniformly formed in the outer side of the periphery of the inner lining body 2; a plurality of inserting grooves 22 are uniformly formed on the periphery of two end faces of the inner lining body 2; the strip-shaped penetration grooves 21 and the insertion grooves 22 are distributed alternately in sequence; a plurality of conducting cavities 11 are uniformly arranged on the periphery inside the outer shell 1; a driving ring groove 12 is arranged around one end of the conducting cavity 11; the two ends of the inner side of the conducting cavity 11 are respectively provided with a cross-connecting strip-shaped opening; the conducting cavity 11 is internally provided with a clamping and positioning mechanism 3 respectively; the clamping and positioning mechanism 3 comprises a driving rod 31, a movable sleeve body 32, an extension rod 33 and an inserting and positioning column 34; the conducting cavity 11 is internally provided with a driving rod 31 in a rotary clamping way; one end of the driving rod 31 extends into the driving annular groove 13; external thread sections with threads distributed oppositely are arranged outside the peripheries of two sides of the driving rod 31; the external thread sections are respectively screwed with a movable sleeve body 32; the movable sleeve bodies 32 are respectively clamped in the conducting cavity 11 in a sliding manner; the inner sides of the outer ends of the movable sleeve bodies 32 are respectively provided with an extension rod 33, and the outer ends of the extension rods 33 are connected with the inside of the outer shell 1 in a penetrating way from the penetrating strip-shaped openings; the outer ends of the extension rods 33 are respectively provided with an inserting positioning column 34; the inner lining body 2 penetrates through the extension rod 33 and the inserting positioning column 34 through the strip-shaped penetrating groove 21 and moves to the inside of the outer shell 1, the inner lining body 2 rotates inside the outer shell 1, the inserting groove 22 corresponds to the inserting positioning column 34 in position, the driving rod 31 rotates to drive the movable sleeve body 32 to move axially, and the movable sleeve body 32 drives the inserting positioning column 34 to be inserted into the inserting groove 22 in the end face of the inner lining body 2 through the extension rod 33; a locking ring groove 18 is formed around the other end of the conducting cavity 11; the driving locking assembly 4 comprises a rotating gear column 42, a synchronous driving ring body 41, an extension screw 43 and a fastening threaded ring 44; the inner sides of the periphery of the synchronous driving ring body 41 are provided with inner gear ring surfaces; one end of the driving rod 31 is respectively provided with a rotating gear column 42; a synchronous driving ring body 41 is rotationally clamped and installed in the driving annular groove 13; the synchronous driving ring body 41 is uniformly meshed and connected with a plurality of rotating gear columns 42 through the annular surface of an internal gear; the other end of the driving rod 31 extends into the locking annular groove 18, and the other end of the driving rod 31 is respectively provided with an extending screw 43; the outer ends of the extension screws 43 are respectively screwed with a fastening thread ring 44; the tightening screw ring 44 is rotatably attached to or detached from the inner side surface of the locking ring groove 18.
As shown in fig. 1 to 5, further, a partition block 35 is provided in the middle of the driving rod 31; the driving rods 31 on the two sides of the partition block 35 are respectively sleeved with an abutting elastic body 36; the two ends of the abutting elastic body 36 elastically abut against the partition block 35 and the movable sleeve body 32 respectively. Further, two ends of the driving rod 31 are respectively provided with a rotary clamping ring body 311; two ends of the conducting cavity 11 are respectively provided with a clamping ring groove 14; the driving rod 31 is rotatably clamped on the clamping ring grooves 14 at the two ends of the conducting cavity 11 through the rotary clamping ring bodies 311 at the two ends. Furthermore, two limiting sliding grooves 12 are respectively arranged at two ends of the inner outer side of the conducting cavity 11; the outer sides of the movable sleeve bodies 32 are respectively provided with a positioning sliding tooth 321; the movable sleeve body 32 is slidably clamped on the limiting sliding groove 12 on the outer side of the inside of the conducting cavity 11 through the positioning sliding tooth 321 on the outer side. Further, the cross section of the strip-shaped penetration groove 21 is in a semicircular structure. Further, a poking block 23 is arranged on one end face of the inner lining body 2. Further, the cross sections of the inner lining body 2 and the outer shell body 1 are both in circular ring structures. Further, the inner lining 2 is made of a rubber material.
The driving locking assembly 4 is additionally arranged, the plurality of rotating gear columns 42 are driven to rotate through the rotation of the synchronous driving ring body 41, the plurality of driving rods 31 are driven to rotate synchronously, the movable sleeve body 32 can be driven to slide synchronously, the driving convenience is improved, after the installation is finished, the fastening threaded ring 44 at the outer end of the extension screw 43 rotates, so that the fastening threaded ring 44 is connected to the inner side surface of the locking annular groove 18 in a rotating and abutting mode, the positioning of the plurality of driving rods 31 is achieved, and the structural stability is guaranteed.
The invention realizes a stable assembly structure of an inner lining body 2 and an outer shell 1, in order to prevent an extension rod 33 and an inserting positioning column 34 from obstructing the inner lining body 2 from entering the inner part of the outer shell 1, the inner lining body is structurally designed, a plurality of strip-shaped through connecting grooves 21 extending in the length direction are uniformly arranged on the outer side of the periphery of the inner lining body 2, so that the inner lining body 2 passes through the extension rod 33 and the inserting positioning column 34 through the strip-shaped through connecting grooves 21 and moves to the inner part of the outer shell 1, then the inner lining body 2 rotates in the outer shell 1, the inserting grooves 22 correspond to the inserting positioning columns 34, the movable sleeve body 32 is driven to axially move by the rotation of a driving rod 31, the movable sleeve body 32 drives the inserting positioning column 34 to be inserted in the inserting grooves 22 on the end surface of the inner lining body 2 through the extension rod 33, and the clamping and the positioning of the inner lining body 2 are realized, the quick installation and the stable structure are realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A conveniently-driven locking type marine intermediate shaft is characterized by comprising an inner lining body, an outer shell, a clamping and positioning mechanism and a driving and locking assembly; the inner lining body and the outer shell are both in annular cylinder structures; the inner liner is arranged inside the outer shell; the periphery of the inner lining body is abutted against the periphery of the inner side of the outer shell; a plurality of strip-shaped through connecting grooves extending in the length direction are uniformly formed in the outer side of the periphery of the inner lining body; a plurality of inserting grooves are uniformly formed in the peripheries of the two end surfaces of the inner lining body; the strip-shaped penetration grooves and the insertion grooves are distributed alternately in sequence; a plurality of conducting cavities are uniformly arranged on the periphery inside the outer shell; a driving annular groove is formed around one end of the conduction cavity; the two ends of the inner side of the conduction cavity are respectively provided with a cross-connecting strip-shaped opening; a clamping and positioning mechanism is respectively arranged in the conducting cavity; the clamping and positioning mechanism comprises a driving rod, a movable sleeve body, an extension rod and an inserting positioning column; a driving rod is rotatably clamped and installed in the conducting cavity respectively; one end of the driving rod extends into the driving annular groove; external thread sections with threads distributed oppositely are arranged outside the peripheries of the two sides of the driving rod; the external thread sections are respectively screwed with a movable sleeve body; the movable sleeve bodies are respectively clamped in the conduction cavities in a sliding manner; the inner sides of the outer ends of the movable sleeve bodies are respectively provided with an extension rod, and the outer ends of the extension rods are connected with the inside of the outer shell in a penetrating manner from the penetrating strip-shaped openings in a penetrating manner; the outer ends of the extension rods are respectively provided with an inserting positioning column; the inner lining body penetrates through the extension rod and the inserting positioning column through the strip-shaped penetrating groove and moves to the inside of the outer shell, the inner lining body rotates inside the outer shell and enables the inserting groove to correspond to the inserting positioning column in position, the driving rod rotates to drive the movable sleeve body to move axially, and the movable sleeve body drives the inserting positioning column to be inserted into the inserting groove in the end face of the inner lining body through the extension rod; a locking annular groove is formed around the other end of the conducting cavity; the driving locking assembly comprises a rotating gear column, a synchronous driving ring body, an extension screw and a fastening threaded ring; the inner sides of the periphery of the synchronous driving ring body are provided with inner gear ring surfaces; one end of the driving rod is respectively provided with a rotating gear column; a synchronous driving ring body is rotationally clamped and installed in the driving annular groove; the synchronous driving ring body is uniformly meshed with a plurality of rotating gear columns through the annular surface of the inner gear; the other end of the driving rod extends into the locking annular groove, and the other end of the driving rod is respectively provided with an extending screw rod; the outer end of the extension screw is respectively screwed with a fastening thread ring; the fastening threaded ring is rotatably connected to the inner side surface of the locking annular groove in an abutting or separating manner.
2. The easy drive locking marine countershaft according to claim 1, wherein the drive rod has a spacer block in the middle; the driving rods on the two sides of the separation block body are respectively sleeved with an abutting elastic body; the two ends of the abutting elastic body are respectively elastically abutted between the separating block body and the movable sleeve body.
3. The conveniently-driven locking marine countershaft according to claim 1, wherein each of the ends of the driving rod is provided with a rotary snap ring; clamping ring grooves are respectively formed in two ends of the conducting cavity; the driving rod is rotatably clamped on the clamping ring grooves at two ends of the conducting cavity through the rotary clamping ring bodies at two ends.
4. The conveniently-driven locking marine countershaft according to claim 1, wherein both ends of the inside and outside of the communication cavity are respectively provided with a limiting sliding groove; the outer sides of the movable sleeve bodies are respectively provided with a positioning sliding tooth; the movable sleeve body is in sliding clamping connection with the limiting sliding groove on the outer side of the inner part of the conduction cavity through the positioning sliding teeth on the outer side.
5. The easy drive locking marine countershaft according to claim 1, wherein the cross-section of the strip-shaped through-groove has a semicircular configuration.
6. The easy drive locking marine countershaft according to claim 1 wherein a toggle block is provided on an end face of the inner liner.
7. The easy drive locking marine countershaft according to claim 1, wherein the inner liner and the outer shell are each of circular ring configuration in cross section.
8. The easy drive locking marine countershaft according to claim 1, wherein the inner liner is made of a rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210188956.3A CN114313194B (en) | 2022-02-28 | 2022-02-28 | Marine jackshaft of convenient drive locking formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210188956.3A CN114313194B (en) | 2022-02-28 | 2022-02-28 | Marine jackshaft of convenient drive locking formula |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114313194A true CN114313194A (en) | 2022-04-12 |
| CN114313194B CN114313194B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210188956.3A Active CN114313194B (en) | 2022-02-28 | 2022-02-28 | Marine jackshaft of convenient drive locking formula |
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| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020009367A1 (en) * | 2000-07-07 | 2002-01-24 | Liheng Chen | Propeller assembly incorporating improved locking structure |
| KR20160033314A (en) * | 2014-09-17 | 2016-03-28 | 삼성중공업 주식회사 | Propulsion apparatus for ship, and ship having the same |
| CN110803273A (en) * | 2019-10-30 | 2020-02-18 | 东台友铭船舶配件有限公司 | Clamping locking type rudder stock |
| CN211009897U (en) * | 2019-10-29 | 2020-07-14 | 东台友铭船舶配件有限公司 | Extrusion type stern shaft sealing device |
| CN215567337U (en) * | 2021-08-13 | 2022-01-18 | 东台市海鹏船舶配件有限公司 | Dismantle marine bearing structure of convenient formula |
-
2022
- 2022-02-28 CN CN202210188956.3A patent/CN114313194B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020009367A1 (en) * | 2000-07-07 | 2002-01-24 | Liheng Chen | Propeller assembly incorporating improved locking structure |
| KR20160033314A (en) * | 2014-09-17 | 2016-03-28 | 삼성중공업 주식회사 | Propulsion apparatus for ship, and ship having the same |
| CN211009897U (en) * | 2019-10-29 | 2020-07-14 | 东台友铭船舶配件有限公司 | Extrusion type stern shaft sealing device |
| CN110803273A (en) * | 2019-10-30 | 2020-02-18 | 东台友铭船舶配件有限公司 | Clamping locking type rudder stock |
| CN215567337U (en) * | 2021-08-13 | 2022-01-18 | 东台市海鹏船舶配件有限公司 | Dismantle marine bearing structure of convenient formula |
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| Publication number | Publication date |
|---|---|
| CN114313194B (en) | 2023-07-21 |
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Denomination of invention: A Convenient Drive Locked Marine Intermediate Shaft Effective date of registration: 20231223 Granted publication date: 20230721 Pledgee: Bank of Nanjing Co.,Ltd. Yancheng branch Pledgor: DONGTAI HAIPENG MARINE PARTS Co.,Ltd. Registration number: Y2023980073675 |