CN108104061B - Cable-disengaging hook and installation method thereof - Google Patents
Cable-disengaging hook and installation method thereof Download PDFInfo
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- CN108104061B CN108104061B CN201711293188.3A CN201711293188A CN108104061B CN 108104061 B CN108104061 B CN 108104061B CN 201711293188 A CN201711293188 A CN 201711293188A CN 108104061 B CN108104061 B CN 108104061B
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- shaft pin
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- pin
- frame panel
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/20—Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
- E02B3/24—Mooring posts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
The invention discloses a disengaging hook, which is characterized by comprising the following components: a connecting piece comprising a shaft hole; a frame panel; and a pin mechanism comprising a pin, a pin seat and a pin cover; wherein the shaft pin is arranged in the shaft hole, the bottom end of the shaft pin is arranged in a hole of the shaft pin seat, and the top end of the shaft pin is arranged in a groove of the shaft pin cover; the connecting piece is connected with the frame panel through the shaft pin mechanism, the connecting piece is connected with the shaft pin and the shaft pin seat, and the frame panel is respectively connected with the shaft pin seat and the shaft pin cover.
Description
Technical Field
The invention relates to a cable releasing device for ships, in particular to an improved cable releasing hook and an installation method thereof.
Background
The quick release hook is special equipment for mooring ropes and mooring ropes of ships on wharfs, is a new generation product of the traditional mooring bollards, reduces the labor intensity of workers and improves the labor efficiency, safety and reliability compared with the mooring bollards.
Chinese patent publication No. CN202124842U discloses a novel disengaging hook, in which a hook frame is locked on a frame panel through bolts to prevent rotation of a shaft pin, and a concave slot is provided at the shaft end of the shaft pin, which is a structure already used at the present stage, but due to the environmental specificity of wharf operation, water in the environment such as rainwater, seawater, etc. can pass through the gap Kong Xiushi where the shaft pin is matched to disengage each working part of the hook. Once rusting is serious, the disengaging hook cannot rotate to work. On the other hand, if the structural design of the shaft pin is to be disassembled and assembled at present, the integrity of each part can be damaged only by forced disassembly and assembly, and the later maintenance is not facilitated, so that the maintenance cost is increased.
The axle hole on the frame panel of quick disengaging hook at present is clearance fit with the pivot, and axle keyway, connecting piece and frame are the metalwork in addition, and after long-time use, its clearance can become bigger and bigger, and then produce not hard up, and the atress face paint that cooperatees with the pivot also can wear seriously, and in case rainwater, sea water flow through the clearance and rust serious metalwork, can lead to disengaging hook unable rotation work, influences normal work progress. In order to ensure that the release hook can be stably used for a long time and is convenient to disassemble and assemble, the release hook is the most primary manufacturing and use requirement at the present stage. How to ensure the stability of the installation shaft pin in limited space and size, even improve the stability, avoid the influence of seawater and rainwater environment on the shaft pin, reduce the cost and solve the problems of manufacturing the disengaging hook device.
Disclosure of Invention
An object of the present invention is to provide a disengaging hook and a method of installing the same, wherein the disengaging hook includes a connecting member, a pin mechanism and a rack panel, the connecting member is hinged with the rack panel through the pin mechanism, and the pin mechanism is installed so that the disengaging hook can be stably used for a long period of time.
An object of the present invention is to provide a disengaging hook and a method for installing the same, in which the bottom end of a pin is used to be stably placed in a hole of a pin seat in a direct insertion manner, an elastic element is provided in the hole in advance, and the elastic element can be deformed and has a clamping and sealing effect when being stressed, so as to prevent moisture in the pin seat from accumulating and rusting a fixed place for a long time, and simultaneously prevent the bottom end of the pin from directly contacting the pin seat.
The invention aims to provide a release hook and an installation method thereof, wherein the top end of a shaft pin is provided with a lifting ring thread, so that the problem that the traditional shaft pin is not easy to disassemble and assemble is solved.
Another object of the present invention is to provide a disengaging hook and a method for installing the same, the pin mechanism further comprising a pin cover having at least one bolt hole, a groove and a limiting portion; the machine frame panel is provided with at least one fastening groove, the fastening groove corresponds to the bolt hole, and the shaft pin cover is fixedly connected to the machine frame panel by arranging at least one fastening bolt to penetrate through the bolt hole to the fastening groove; the top end of the shaft pin is further provided with a limiting groove, the limiting groove corresponds to the limiting part, the top end of the shaft pin corresponds to the groove, so that the shaft pin is fixedly arranged on the shaft pin cover, and when the connecting piece rotates to work, the shaft pin is limited and cannot rotate along with the shaft pin.
Another object of the present invention is to provide a disengaging hook and an installation method thereof, wherein a sealing ring is further disposed at a connection position between the fastening bolt and the shaft pin, and the shaft pin cover and the shaft pin, so as to prevent a gap between the shaft pin cover and the frame panel after locking, and further effectively prevent rainwater and seawater from penetrating into the shaft pin, so as to achieve a sealing effect.
Another object of the present invention is to provide a disengaging hook and a mounting method thereof, wherein rubber pads are disposed at the upper and lower ends of the connecting piece, and when the connecting piece rotates to work, the rubber pads protect the connecting piece from directly touching the frame panel and the shaft pin seat, and from rubbing paint on the outer surfaces of the frame panel and the shaft pin seat due to frequent rotation; meanwhile, the rubber pad also plays a role in buffering, so that the stability of the frame panel is prevented from being damaged in the rotation process of the connecting piece.
Another object of the present invention is to provide a disengaging hook and a method of installing the same, which can effectively reduce installation difficulty and production cost by using the improved shaft pin mechanism, so that the disengaging hook is more competitive.
According to one aspect of the invention, the invention provides a release hook comprising:
a connecting piece comprising a shaft hole;
a frame panel; and
the pin mechanism comprises a pin, a pin seat and a pin cover; wherein the shaft pin is arranged in the shaft hole, the bottom end of the shaft pin is arranged in a hole of the shaft pin seat, and the top end of the shaft pin is arranged in a groove of the shaft pin cover; the connecting piece is connected with the frame panel through the shaft pin mechanism, the connecting piece is connected with the shaft pin and the shaft pin seat, and the frame panel is respectively connected with the shaft pin seat and the shaft pin cover.
According to one embodiment of the invention, the connecting piece, the shaft pin seat and the frame panel are all metal pieces, and paint is sprayed on the outer surface of the metal to prevent rust; the shaft pin is cylindrical in shape, is made of 40Cr, and is plated with hard chromium on the surface; the shaft pin cover can be made of metal parts and then sprayed with paint, or made of stainless steel directly.
According to one embodiment of the invention, the upper end and the lower end of the connecting piece are respectively provided with a rubber pad, and when the connecting piece rotates to work, the rubber pads protect the connecting piece from directly touching the frame panel and the shaft pin seat and from rubbing paint on the outer surfaces of the frame panel and the shaft pin seat due to frequent rotation; meanwhile, the rubber pad also plays a role in buffering, so that the stability of the frame panel is prevented from being damaged in the rotation process of the connecting piece.
According to one embodiment of the invention, the bottom end of the shaft pin is stably fixed in the hole of the shaft pin seat in a direct insertion manner, an elastic element is arranged in the hole in advance, the elastic element wraps the outer surface of the shaft pin, an oil flow hole is arranged in the middle of the bottom of the shaft pin, the elastic element can deform and has a clamping effect when being stressed so as to clamp and fix the shaft pin against moving relative to the hole, and the shaft pin can be prevented from being in direct contact with the inner surface of the hole so as to prevent the inner surface of the hole from accumulating moisture for a long time and rusting and fixing positions.
Preferably, the shaft pin seat is provided with a concave groove of an inverted cone, the upper end of the concave groove is the bottom surface of the cone, the diameter size of the bottom surface of the concave groove is equal to the diameter of the hole, the elastic element is provided with an oil hole on the bottom surface of the cone, and the concave groove is used for storing lubricating grease.
According to one embodiment of the invention, the shaft pin cover comprises at least one bolt hole and a limiting part; the frame panel is provided with at least one fastening groove and a shaft pin hole, the size of the fastening groove corresponds to the bolt hole, and the shaft pin penetrates through the shaft pin hole; the shaft pin cover penetrates through the bolt hole to the fastening groove from the bolt hole by arranging at least one fastening bolt so as to be fixedly connected with the frame panel; the top end of the shaft pin is further provided with a limiting groove, the size of the limiting groove corresponds to the limiting part, the top end of the shaft pin corresponds to the groove, so that the shaft pin is fixedly connected with the shaft pin cover through the shaft pin hole, the shaft pin is quite stable relative to the frame panel, and the shaft pin is limited and cannot rotate along with the frame panel when the connecting piece rotates to work.
According to one embodiment of the invention, a sealing ring is further arranged at the joint of the shaft pin cover and the shaft pin between the fastening bolt and the shaft pin, so that the gap is prevented after the shaft pin cover and the frame panel are locked, and rainwater and seawater are effectively prevented from penetrating into the shaft pin, and a sealing effect is achieved.
According to one embodiment of the invention, a hanging ring hole and an oil cup hole are arranged in the top end of the shaft pin, and the hanging ring hole is connected with the oil cup hole; the outer surface of the shaft pin is provided with at least one spiral lubrication groove; the oil cup hole is connected with the spiral lubrication groove through at least one lubrication hole; when an oil cup is placed in the oil cup hole and lubricating grease is injected into the lubricating hole, the grease is stored in the spiral lubricating groove to play a lubricating role, so that the connecting piece can smoothly rotate to work.
Preferably, the surface in the lifting ring hole is provided with lifting ring threads, so that the lifting ring is convenient to disassemble and assemble from the outside; the inner surface of the oil cup hole is provided with an oil cup thread, so that the oil cup can be conveniently installed.
According to one embodiment of the invention, the inner wall of the shaft hole is provided with two bearing grooves, and two oilless bearings are embedded, and the oilless bearings are in direct contact with the spiral lubrication groove.
Preferably, the oil-free bearing is a stainless steel base oil-free bearing, which not only can prevent rust, but also can increase the self-lubricating function, so that the working strength of the shaft pin can meet the use requirement.
According to another aspect of the present invention, the present invention further provides a method for installing a release hook, wherein the installation method comprises the steps of:
(a) Penetrating the top end of a shaft pin into a frame panel and inserting the top end of the shaft pin into a groove of a shaft pin cover, and enabling a limit groove of the shaft pin to correspond to a limit part of the shaft pin cover;
(b) Fixing the shaft pin cover to the frame panel through at least one fastening bolt;
(c) Inserting the shaft pin into a shaft hole of a connecting piece; and
(d) The bottom end of the shaft pin is inserted into a hole of a shaft pin seat.
According to one embodiment of the present invention, in the above method (a), before the top end of the shaft pin is inserted into the groove, a sealing ring is placed to prevent the shaft pin cover from having a gap after locking with the frame panel, so as to effectively prevent rainwater and seawater from penetrating into the shaft pin, thereby achieving a sealing effect.
According to an embodiment of the present invention, in the above method (c), a rubber pad is provided at both upper and lower ends of the connection member to protect the connection member from direct contact with the pin boss and the pin cover.
According to one embodiment of the present invention, in the above method (d), before the bottom end of the shaft pin is inserted into a hole of a shaft pin seat, an elastic element is disposed in the hole, and the elastic element can deform and have a clamping effect when being stressed, so as to fix the shaft pin in a clamping manner and prevent the shaft pin from moving relative to the hole, and further avoid the direct contact between the shaft pin and the inner surface of the hole, so as to avoid long-term accumulation of moisture and rust fixation on the inner surface of the hole.
Drawings
Fig. 1 is a schematic side view of the installation of a release hook according to a preferred embodiment of the invention.
Fig. 2 is a side sectional view of the shaft pin according to the above preferred embodiment of the present invention.
Fig. 3 is a schematic top view of the vertical shaft cover according to the above preferred embodiment of the present invention.
Fig. 4 is a side cross-sectional view of the vertical shaft cover according to the above preferred embodiment of the present invention.
Fig. 5 is a side sectional view of the connector according to the above preferred embodiment of the present invention.
Fig. 6 is a side sectional view of the oil free bearing according to the above preferred embodiment of the present invention.
Detailed Description
The following description is presented to enable any person skilled in the art to make and use the invention. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the invention defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "upper," "lower," "top," "bottom," "inner," "outer," and the like are used for convenience in describing and simplifying the description of the present invention based on the orientation or positional relationship shown in the drawings, and do not denote or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus the above terms should not be construed as limiting the present invention.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
The terms and words used in the following description and claims are not limited to literal meanings, but are used only by the inventors to enable a clear and consistent understanding of the invention. It will be apparent to those skilled in the art, therefore, that the following description of the various embodiments of the invention is provided for illustration only and not for the purpose of limiting the invention as defined by the appended claims and their equivalents.
The invention is suitable for being applied to the ship cable-releasing equipment on the code head, and provides a cable-releasing hook which has novel structure, strong working stability and easy disassembly and maintenance, can avoid the corrosion of water in the environment to metal, and in a preferred embodiment, as shown in figures 1 to 5, comprises: a connecting member 10 including a shaft hole 11; a frame panel 20; and a pin mechanism 30 including a pin 31, a pin boss 32, and a pin cover 33; wherein the outer circumferential dimension of the shaft pin 31 corresponds to the shaft hole 11, the shaft pin 31 may be adapted to be wrapped inside the shaft hole 11; the outer circumference of the shaft pin 31 corresponds to a hole 321 of the shaft pin seat 32, and the bottom end of the shaft pin 31 can be placed in the hole 321; the outer circumferential dimension of the shaft pin 31 corresponds to a groove 331 of the shaft pin cover 33, and the top end of the shaft pin 31 is fixed to the groove 331; the connecting piece 10 is connected with the frame panel 20 through the shaft pin mechanism 30, and the frame panel 20 is respectively connected with the shaft pin seat 32 and the shaft pin cover 33. The connecting piece 10, the shaft pin seat 32 and the frame panel 20 are all metal pieces, and the outer surfaces of the metal pieces are painted for corrosion prevention; the shaft pin 31 is cylindrical in shape, is made of 40Cr, and is plated with hard chromium on the surface; the pin cover 33 may be painted again with a metal material or directly with a stainless steel material.
In the preferred embodiment, a rubber pad 12 is disposed at the upper end and the lower end of the connecting member 10 to protect the connecting member 10 from direct contact with the pin seat 32 and the pin cover 33, and the rubber pad 12 also serves as a buffer when the connecting member 10 rotates.
In the preferred embodiment, the bottom end of the shaft pin 31 is stably fixed to the hole 321 of the shaft pin seat 32 in a direct insertion manner, an elastic element 322 is arranged in the hole 321 in advance, the elastic element 322 wraps the outer surface of the shaft pin 31 and is provided with an oil hole in the middle of the bottom of the shaft pin 31, and the elastic element 322 can deform and has a clamping function when being stressed so as to clamp and fix the shaft pin against moving relative to the hole, and can also avoid the direct contact between the shaft pin 31 and the inner surface of the hole 321 so as to avoid long-term accumulation of moisture and rust fixation of the inner surface of the hole 321. Of course, the elastic element 322 and the rubber pad 12 may be made of flexible rubber or other organic flexible materials.
Specifically, the pin seat 32 has an inverted cone concave groove 323 and is connected to the hole 321, the upper end of the concave groove 323 is a bottom surface of the cone, the diameter of the concave groove is equal to the diameter of the hole 321, the elastic element 322 is provided with an oil hole in the middle of the bottom surface of the cone connected to the concave groove 323, and the concave groove 323 is easy to store lubricating grease.
As shown in fig. 3, the shaft pin cover 33 includes four bolt holes 332 circumferentially provided at a certain ratio on the outer circumference of the shaft pin cover 33, and a limiting part 333; the frame panel 20 has four fastening grooves and a shaft pin hole, the fastening grooves have a size corresponding to the bolt holes 332, the shaft pins 31 penetrate through the shaft pin hole, and the shaft pin cover 33 is fixedly connected to the frame panel 20 by providing four fastening bolts 35 penetrating from the bolt holes 332 to the fastening grooves; the top end of the shaft pin 31 further has a limiting groove 311, the size of the limiting groove 311 corresponds to the limiting portion 333, the top end of the shaft pin 31 corresponds to the groove 331, so as to fixedly connect the shaft pin 31 to the shaft pin cover 33 through the shaft pin hole, and the shaft pin 31 is limited and cannot rotate along with the rotation of the connecting piece 10 during the rotation operation. Of course, the number and positions of the bolt holes 332 may be arranged in different orientations of the shaft pin cover 33, respectively, as required according to the circumstances.
In the preferred embodiment, a sealing ring 334 is further disposed at the connection position between the fastening bolt 35 and the shaft pin 31 and between the shaft pin cover 33 and the shaft pin 31, so as to prevent the shaft pin cover 33 and the frame panel 20 from being locked and having a gap, thereby effectively preventing rainwater and seawater from penetrating into the shaft pin 31 and achieving a sealing effect. It should be noted that the material of the sealing ring 334 may be selected from organic plastics, inorganic elastic materials, and the like.
As shown in fig. 2, the shaft pin 31 includes a hanging ring hole 312 and an oil cup hole 313, the hanging ring hole 312 is connected to the oil cup hole 313, and hanging ring threads are disposed on the inner surface of the hanging ring hole 312, so that the shaft pin 31 is convenient to be disassembled and assembled; the inner surface of the oil cup hole 313 is provided with oil cup threads, so that the oil cup is convenient to install; the outer surface of the shaft pin 31 is provided with a spiral lubrication groove 315; the oil cup hole 313 is connected to the spiral lubrication groove 315 through a lubrication hole 314; when an oil cup is placed in the oil cup hole 313 and lubricating grease is injected into the lubricating hole 314, the grease can be stored in the spiral lubricating groove 315 to perform a lubricating function, so that the connecting piece can smoothly rotate and work, and the subsequent grease is stored in the concave groove 323 through the oil flowing hole.
As shown in fig. 5 to 6, the inner wall of the shaft hole 11 is provided with two bearing grooves 111, and two oilless bearings 12 are fitted, and the oilless bearings 12 and the spiral lubrication grooves 314 are in direct contact.
Further, the oil-free bearing 12 is a stainless steel base oil-free bearing manufactured by Jiashanfeite company, which not only can prevent rust, but also can increase the self-lubricating function, so that the working strength of the shaft pin 31 can meet the use requirement.
According to another aspect of the present invention, the present invention further provides a method for installing a release hook, wherein the installation method comprises the steps of:
(a) Penetrating the top end of a shaft pin 31 through a frame panel 20 and inserting into a groove 331 of a shaft pin cover 33, and making a limit groove 311 of the shaft pin 31 correspond to a limit part 333 of the shaft pin cover 33;
(b) Fixing the shaft pin cover 33 to the frame panel 20 by four fastening bolts;
(c) Inserting the shaft pin 31 into a shaft hole 11 of a connector 10; and
(d) The bottom end of the shaft pin 31 is inserted into a hole 321 of a shaft pin holder 32.
According to an embodiment of the present invention, in the above method (a), before the top end of the shaft pin 31 is inserted into the groove 331, a sealing ring 334 is disposed to prevent the shaft pin cover 33 from having a gap after locking with the frame panel 20, thereby effectively preventing rainwater and seawater from penetrating into the shaft pin, and achieving a sealing effect.
According to an embodiment of the present invention, in the above method (c), a rubber pad 12 is provided at both upper and lower ends of the connection member 10 to protect the connection member 10 from direct contact with the pin base 32 and the pin cover 33.
According to an embodiment of the present invention, in the above method (d), before the bottom end of the shaft pin is inserted into a hole of a shaft pin seat, an elastic element is disposed in the hole, and the elastic element can deform and have a clamping effect when being stressed, so as to fix the shaft pin in a clamping manner and prevent the bottom end of the shaft pin from being in direct contact with the shaft pin seat, so as to avoid long-term accumulation of moisture and rust fixation in the shaft pin seat.
It will be appreciated by persons skilled in the art that the embodiments of the invention described above and shown in the drawings are by way of example only and are not limiting. In the installation method of the invention, the steps are installed from top to bottom or from bottom to top, and the steps are installed according to the sequence of (d), (c), (a) and (b), the sequence of the installation steps can be adjusted according to actual conditions, and the aim of the invention is completely and effectively achieved. The functional and structural principles of the present invention have been shown and described in the examples and embodiments of the invention may be modified or practiced without departing from the principles described.
Claims (8)
1. A release hook, comprising:
a connecting piece comprising a shaft hole;
a frame panel; and
the pin mechanism comprises a pin, a pin seat and a pin cover; wherein the shaft pin is arranged in the shaft hole, the bottom end of the shaft pin is arranged in a hole of the shaft pin seat, and the top end of the shaft pin is arranged in a groove of the shaft pin cover; the connecting piece is connected with the frame panel through the shaft pin mechanism, the connecting piece is connected with the shaft pin and the shaft pin seat, and the frame panel is respectively connected with the shaft pin seat and the shaft pin cover;
the connecting piece, the shaft pin seat and the frame panel are all metal pieces, and paint is sprayed on the outer surface of the metal to prevent corrosion; the shaft pin is cylindrical in shape, is made of 40Cr, and is plated with hard chromium on the surface; the shaft pin cover is made of metal pieces and then is sprayed with paint, or is made of stainless steel directly; the upper end and the lower end of the connecting piece are respectively provided with a rubber pad, when the connecting piece rotates to work, the rubber pads protect the connecting piece from directly touching the frame panel and the shaft pin seat, and paint on the outer surfaces of the frame panel and the shaft pin seat cannot be rubbed off due to frequent rotation; meanwhile, the rubber pad also plays a role in buffering, so that the stability of the frame panel is prevented from being damaged in the rotation process of the connecting piece;
the bottom end of the shaft pin is stably fixed in the hole of the shaft pin seat in a direct insertion mode, an elastic element is arranged in the hole in advance, the elastic element wraps the outer surface of the shaft pin, an oil flow hole is formed in the middle of the bottom of the shaft pin, the elastic element can deform and has a clamping function when being stressed, the shaft pin can not move relative to the hole in a clamping mode, the shaft pin can be prevented from being in direct contact with the inner surface of the hole, and the long-term accumulation of moisture and rust fixation of the inner surface of the hole can be avoided; a hanging ring hole and an oil cup hole are arranged in the top end of the shaft pin, and the hanging ring hole is connected with the oil cup hole; the outer surface of the shaft pin is provided with at least one spiral lubrication groove; the oil cup hole is connected with the spiral lubrication groove through at least one lubrication hole; when an oil cup is placed in the oil cup hole and lubricating grease is injected into the lubricating hole, the grease is stored in the spiral lubricating groove to play a role in lubrication, so that the connecting piece can smoothly rotate to work; the inner surface of the hanging ring hole is provided with hanging ring threads, so that the hanging ring hole is convenient to disassemble and assemble from the outside; the inner surface of the oil cup hole is provided with an oil cup thread, so that the oil cup can be conveniently installed.
2. A disengaging hook according to claim 1, wherein said pin seat has an inverted conical concave recess, said recess having a conical bottom surface at its upper end, said recess having a bottom surface of a diameter equal to the diameter of said hole, said recess being adapted to store lubricating grease.
3. A release hook as claimed in claim 2, wherein said pin cover includes at least one bolt hole and a stop; the frame panel is provided with at least one fastening groove and a shaft pin hole, the size of the fastening groove corresponds to the bolt hole, and the shaft pin penetrates through the shaft pin hole; the shaft pin cover penetrates through the bolt hole to the fastening groove from the bolt hole by arranging at least one fastening bolt so as to be fixedly connected with the frame panel; the top end of the shaft pin is further provided with a limiting groove, the size of the limiting groove corresponds to the limiting part, the top end of the shaft pin corresponds to the groove so as to fixedly connect the shaft pin to the shaft pin cover through the shaft pin hole, the shaft pin is quite stable relative to the frame panel, and the shaft pin is limited and cannot rotate along with the connecting piece when the connecting piece rotates to work; wherein a sealing ring is further arranged at the joint of the shaft pin cover and the shaft pin between the fastening bolt and the shaft pin so as to prevent a gap from being formed after the shaft pin cover and the frame panel are locked.
4. A disengaging hook according to claim 3, wherein the inner wall of said shaft bore is provided with two bearing grooves and is fitted with two oilless bearings, said oilless bearings being in direct contact with said spiral lubrication grooves.
5. A method of installing a release hook as claimed in claim 3, comprising:
(a) Penetrating a top end of a shaft pin into a frame panel and inserting the top end of the shaft pin into a groove of a shaft pin cover, and enabling the shaft pin to be in a state of being in contact with the frame panel
A limit groove of the pin cover corresponds to a limit part of the pin cover;
(b) Fixing the shaft pin cover to the frame panel through at least one fastening bolt;
(c) Inserting the shaft pin into a shaft hole of a connecting piece; and
(d) The bottom end of the shaft pin is inserted into a hole of a shaft pin seat.
6. The method of installing a disengaging hook according to claim 5, wherein in the method (a), before the top end of the shaft pin is inserted into the groove, a sealing ring is placed to prevent the shaft pin cover from being locked with the frame panel, so that rainwater and seawater are effectively prevented from penetrating into the shaft pin, and a sealing effect is achieved.
7. The method of installing a disengaging hook according to claim 5, wherein in the method (c), a rubber pad is provided at both upper and lower ends of the connecting member to protect the connecting member from direct contact with the shaft pin seat and the frame panel.
8. The method of installing a disengaging hook according to claim 5, wherein in the method (d), before the bottom end of the shaft pin is inserted into a hole of a pin holder, an elastic member is disposed in the hole, the elastic member is deformed and has a click function when being stressed, so that the shaft pin is fixed in a click manner and cannot move relative to the hole, and the shaft pin is prevented from directly contacting with the inner surface of the hole, so that long-term accumulation of moisture and rust fixing of the inner surface of the hole is prevented.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711293188.3A CN108104061B (en) | 2017-12-08 | 2017-12-08 | Cable-disengaging hook and installation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711293188.3A CN108104061B (en) | 2017-12-08 | 2017-12-08 | Cable-disengaging hook and installation method thereof |
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| Publication Number | Publication Date |
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| CN108104061A CN108104061A (en) | 2018-06-01 |
| CN108104061B true CN108104061B (en) | 2023-08-15 |
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| CN109235369B (en) * | 2018-11-07 | 2024-04-26 | 中天海洋系统有限公司 | Airtight type platform anchoring device |
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| CN207760811U (en) * | 2017-12-08 | 2018-08-24 | 江苏长隆石化装备有限公司 | A kind of release mooring hook |
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2017
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| JPS4832036B1 (en) * | 1969-12-30 | 1973-10-03 | ||
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| CN204075363U (en) * | 2014-08-01 | 2015-01-07 | 新疆八一钢铁股份有限公司 | The hot-rolling flying shears flipper guide jockey improved |
| CN207760811U (en) * | 2017-12-08 | 2018-08-24 | 江苏长隆石化装备有限公司 | A kind of release mooring hook |
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| Publication number | Publication date |
|---|---|
| CN108104061A (en) | 2018-06-01 |
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