CN109322898B - Lock bolt - Google Patents
Lock bolt Download PDFInfo
- Publication number
- CN109322898B CN109322898B CN201811494038.3A CN201811494038A CN109322898B CN 109322898 B CN109322898 B CN 109322898B CN 201811494038 A CN201811494038 A CN 201811494038A CN 109322898 B CN109322898 B CN 109322898B
- Authority
- CN
- China
- Prior art keywords
- cap
- rear end
- driving part
- groove
- gasket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 229920000297 Rayon Polymers 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 238000012856 packing Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000002775 capsule Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
- F16B39/021—Locking of screws, bolts or nuts in which the locking takes place after screwing down by injecting a settable material after the screwing down
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
- F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Package Closures (AREA)
Abstract
The invention discloses a locking bolt which comprises a screw body, a pressing body, a plugging groove, a fixing mechanism, a cylinder, a first driving part, a screwing cap, a second driving part, a gasket, a first sealing ring, a second sealing ring, a bag body, a storage groove and a connecting mechanism, wherein the pressing body is integrally formed at the rear end of the screw body, the cylinder is integrally formed at the rear end of the pressing body, the first driving part is integrally formed at the rear end of the cylinder, the cross section of the first driving part is square, the diameter of the cylinder is equal to the side length of the first driving part, the second driving part is arranged in the front end of the screwing cap, and the first driving part capable of sliding is penetrated on the second driving part.
Description
[ field of technology ]
The invention relates to the technical field of fasteners, in particular to the technical field of lockbolts.
[ background Art ]
Bolts are common fasteners, conventional bolts generally do not have a locking function, and as a plurality of bolts are used on a machine, after the machine is started, the machine can vibrate slightly, so that when the bolts are used for a long time, the bolts can be loosened or even separated, and thus, the normal operation of the machine is greatly influenced.
[ invention ]
The invention aims to solve the problems in the prior art, and provides a check bolt which can effectively prevent loosening of the bolt caused by vibration and has an anti-theft function.
In order to achieve the above object, the invention provides a lockbolt, which comprises a screw body, a compression body, a plug-in groove, a fixing mechanism, a cylinder, a first driving part, a screwing cap, a second driving part, a gasket, a first sealing ring, a second sealing ring, a bag body, a storage groove and a connecting mechanism, wherein the compression body is integrally formed at the rear end of the screw body, the cylinder is integrally formed at the rear end of the compression body, the first driving part is integrally formed at the rear end of the cylinder, the cross section of the first driving part is square, the diameter of the cylinder is equal to the side length of the first driving part, the second driving part is arranged in the front end of the screwing cap, the plug-in groove for inserting the front end of the screwing cap is arranged at the rear end of the first driving part, the fixing mechanism is arranged at the rear end of the first driving part, the front end of the screwing cap is inserted into the plug-in groove, the cylinder is rotatably connected with the fixing mechanism through the first driving part, the sealing ring is arranged at the upper part of the screw body, the sealing ring is arranged in the storage groove, and the sealing bag is communicated with the front end of the storage groove.
Preferably, a first annular mounting groove is formed in the rear end of the storage groove, a first sealing ring is arranged in the first annular mounting groove, and the inner diameter of the first sealing ring is smaller than the diameter of the pressing body.
Preferably, a second annular mounting groove is formed in the front end of the gasket, and a second sealing ring is arranged in the second annular mounting groove.
Preferably, the screwing cap is a cylindrical sleeve body with a screwing part arranged on the peripheral surface of the rear end and the rear end is closed, and the cross section of the outer wall of the screwing part is in a regular polygon shape.
Preferably, the fixing mechanism comprises a base, a plurality of elastic arms and a plurality of anti-falling bodies, the base is fixedly connected with the first driving part through screws, the elastic arms which are uniformly distributed are integrally formed on the periphery of the base, and the anti-falling bodies are arranged at the rear ends of the elastic arms.
Preferably, the connecting mechanism comprises a cap body, a connecting body and an annular clamping groove, the cap body is arranged at the rear end of the connecting body, the connecting body is arranged on the rear side wall of the screwing cap in a penetrating mode, the annular clamping groove matched with the anti-falling body is formed in the peripheral surface of the front portion of the connecting body, and the accommodating groove matched with the cap body is formed in the outer side of the rear side wall of the screwing cap.
Preferably, the four corners of the first driving part are chamfered into arc-shaped corners.
Preferably, a connecting port matched with the second driving part is formed on the inner wall of the front end of the screwing cap, and the cross section of the connecting port is square.
The invention has the beneficial effects that: the second driving part is driven to rotate by rotating the screwing cap, the second driving part drives the cylinder to rotate by the first driving part, the cylinder drives the screw body to rotate by the pressing body, after screwing is completed, the screwing cap is pushed forward to be inserted into the inserting groove, the screwing cap drives the second driving part to move forward and separate from the first driving part, when the screwing cap is rotated, the second driving part can only be driven to idle, then the connecting body is inserted from the rear end of the screwing cap until the rear end of the cap body is flush with the rear end of the screwing cap, and at the moment, the anti-falling body is clamped into the annular clamping groove to prevent the screwing cap from sliding backwards; the capsule body is extruded through the compression body, viscose liquid in the capsule body flows into the storage tank, then part of viscose liquid enters the front end face of the gasket through the through hole, the gasket is bonded with the fixing piece, the gasket is bonded with the compression body, the bolt looseness caused by vibration is avoided, and compared with the prior art, the anti-theft device can effectively prevent the bolt looseness caused by vibration and has an anti-theft function.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic cross-sectional view of a check bolt of the present invention;
fig. 2 is a partial side view of a lockbolt of the present invention.
In the figure: the device comprises a 1-screw body, a 2-pressing body, a 3-inserting groove, a 4-fixing mechanism, a 5-cylinder, a 6-first driving part, a 7-screwing cap, an 8-second driving part, a 9-gasket, a 10-first sealing ring, an 11-second sealing ring, a 12-bag body, a 13-storage groove, a 14-connecting mechanism, a 15-through hole, a 16-first annular mounting groove, a 17-second annular mounting groove, a 18-screwing part, a 19-connecting port, a 41-seat body, a 42-elastic arm, a 43-anti-falling body, a 141-cap body, a 142-connecting body and a 143-annular clamping groove.
[ detailed description ] of the invention
Referring to fig. 1 and 2, the lock bolt of the present invention comprises a screw body 1, a compressing body 2, an inserting groove 3, a fixing mechanism 4, a cylinder 5, a first driving part 6, a screwing cap 7, a second driving part 8, a gasket 9, a first sealing ring 10, a second sealing ring 11, a bag body 12, a storage groove 13 and a connecting mechanism 14, wherein the compressing body 2 is integrally formed at the rear end of the screw body 1, the cylinder 5 is integrally formed at the rear end of the compressing body 2, the first driving part 6 is integrally formed at the rear end of the cylinder 5, the cross section of the first driving part 6 is square, the diameter of the cylinder 5 is equal to the side length of the first driving part 6, the second driving part 8 is arranged in the front end of the screwing cap 7, the first driving part 6 capable of sliding is penetrated on the second driving part 8, the inserting groove 3 for inserting the front end of the screwing cap 7 is arranged at the rear end of the compressing body 2, the rear end of the first driving part 6 is provided with a fixing mechanism 4, after the front end of the screwing cap 7 is inserted into the inserting groove 3, the rear end of the screwing cap 7 is rotatably connected with the fixing mechanism 4 through a connecting mechanism 14, the screw body 1 is sleeved with a gasket 9, the rear end of the gasket 9 is provided with a storage groove 13, the front end of the pressing body 2 is inserted into the storage groove 13, the pressing body 2 and the storage groove 13 are sealed by a first sealing ring 10, a bag body 12 is placed in the storage groove 13 in front of the pressing body 2, viscose liquid is stored in the bag body 12, the front end of the gasket 9 is provided with a second sealing ring 11, the front end of the gasket 9 is provided with a plurality of through holes 15 communicated with the storage groove 13 in the second sealing ring 11, the rear end of the storage groove 13 is internally provided with a first annular mounting groove 16, the first annular mounting groove 16 is internally provided with a first sealing ring 10, the inner diameter of the first sealing ring 10 is smaller than the diameter of the pressing body 2, the front end of the gasket 9 is provided with a second annular mounting groove 17, a second sealing ring 11 is arranged in the second annular mounting groove 17, the peripheral surface of the screwing cap 7 is provided with a cylindrical sleeve body with a screwing part 18 and a closed rear end, the cross section of the outer wall of the screwing part 18 is in a regular polygon shape, the fixing mechanism 4 comprises a seat body 41, a plurality of elastic arms 42 and a plurality of anti-falling bodies 43, the seat body 41 is fixedly connected with the first driving part 6 through screws, the periphery of the seat body 41 is integrally formed with the elastic arms 42 which are uniformly distributed, the rear end of the elastic arms 42 is provided with the anti-falling bodies 43, the connecting mechanism 14 comprises a cap body 141, a connecting body 142 and an annular clamping groove 143, the rear end of the connecting body 142 is provided with the cap body 141, the peripheral surface of the connecting body 142 is provided with the annular clamping groove 143 matched with the anti-falling body 43, the peripheral surface of the screwing cap 7 is provided with the second connecting opening 7, the outer side wall of the connecting opening 7 is provided with the second connecting opening 19 matched with the second connecting opening 19, and the inner wall of the connecting opening is formed with the arc-shaped 19.
The working process of the invention comprises the following steps:
in the working process of the lockbolt, the screwing cap 7 is rotated by a spanner to drive the second driving part 8 to rotate, the second driving part 8 drives the cylinder 5 to rotate by the first driving part 6, the cylinder 5 drives the screw body 1 to rotate by the pressing body 2, after screwing is completed, the screwing cap 7 is pushed forward to be inserted into the inserting groove 3, the screwing cap 7 drives the second driving part 8 to move forward and separate from the first driving part 6, when the screwing cap 7 is rotated, only the second driving part 8 can be driven to idle, then the connecting body 142 is inserted from the rear end of the screwing cap 7 until the rear end of the cap body 141 is flush with the rear end of the screwing cap 7, and at the moment, the anti-falling body 43 is clamped into the annular clamping groove 143 to prevent the screwing cap 7 from sliding backwards.
In the process of fastening, the pressing body 2 drives the gasket 9 to move forwards, so that the second sealing ring 11 is tightly attached to the fastened piece, at this time, the gasket 9 cannot move continuously along with the pressing body 2, the pressing body 2 continues to move forwards to extrude the bag body 11 until the bag body 11 is broken, viscose liquid in the bag body 11 flows into the storage groove 13, then part of viscose liquid enters the front end face of the gasket 9 through the through hole 15, after fastening is completed, the front end of the gasket 9 is pressed on the fastened piece, the front end of the pressing body 2 is abutted against the front end of the storage groove 13, the gasket 9 is bonded with the fixed piece, and the gasket 9 is bonded with the pressing body 2.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (6)
1. A lockbolt, characterized in that: including screw rod body (1), compact disc (2), jack groove (3), fixed establishment (4), cylinder (5), first drive portion (6), twist cap (7), second drive portion (8), gasket (9), first sealing washer (10), second sealing washer (11), bag body (12), storage tank (13) and coupling mechanism (14), the rear end integrated into one piece of screw rod body (1) has compact disc (2), the rear end integrated into one piece of compact disc (2) has cylinder (5), the rear end integrated into one piece of cylinder (5) has first drive portion (6), the cross section of first drive portion (6) is square shape, the diameter of cylinder (5) equals with the length of a side of first drive portion (6), be equipped with second drive portion (8) in the front end of twist cap (7), wear to be equipped with slidable first drive portion (6) on second drive portion (8), the rear end of compact disc (2) is equipped with can supply to twist cap (7) front end's front end (3) jack groove (6), when the front end (4) of first drive portion (6) are twisted, the screw cap is characterized in that the rear end of the screw cap (7) is rotatably connected with the fixing mechanism (4) through the connecting mechanism (14), a gasket (9) is sleeved on the screw body (1), a storage groove (13) is formed in the rear end of the gasket (9), the front end of the pressing body (2) is inserted into the storage groove (13), the pressing body (2) is sealed with the storage groove (13) through a first sealing ring (10), a bag body (12) is placed in the storage groove (13) in front of the pressing body (2), viscose liquid is stored in the bag body (12), a second sealing ring (11) is arranged at the front end of the gasket (9), and a plurality of through holes (15) communicated with the storage groove (13) are formed in the second sealing ring (11) at the front end of the gasket (9). The fixing mechanism (4) comprises a base body (41), a plurality of elastic arms (42) and a plurality of anti-falling bodies (43), wherein the base body (41) is fixedly connected with the first driving part (6) through screws, the elastic arms (42) which are uniformly distributed are integrally formed on the periphery of the base body (41), and the anti-falling bodies (43) are arranged at the rear ends of the elastic arms (42); coupling mechanism (14) are including cap body (141), connector (142) and annular draw-in groove (143), the rear end of connector (142) is equipped with cap body (141), connector (142) wear to establish on twisting the back lateral wall of moving cap (7), the front portion global be equipped with anticreep body (43) matched with annular draw-in groove (143) of connector (142), twist the outside of the back lateral wall of moving cap (7) be equipped with cap body (141) matched with holding tank.
2. A lockbolt as claimed in claim 1, wherein: the novel packing box is characterized in that a first annular mounting groove (16) is formed in the rear end of the storage groove (13), a first sealing ring (10) is arranged in the first annular mounting groove (16), and the inner diameter of the first sealing ring (10) is smaller than the diameter of the pressing body (2).
3. A lockbolt as claimed in claim 1, wherein: the front end of the gasket (9) is provided with a second annular mounting groove (17), and a second sealing ring (11) is arranged in the second annular mounting groove (17).
4. A lockbolt as claimed in claim 1, wherein: the screwing cap (7) is a cylindrical sleeve body with a screwing part (18) arranged on the peripheral surface of the rear end and the rear end closed, and the cross section of the outer wall of the screwing part (18) is in a regular polygon shape.
5. A lockbolt as claimed in claim 1, wherein: the four corners of the first driving part (6) are chamfered into arc-shaped corners.
6. A lockbolt as claimed in any one of claims 1 to 5, wherein: the inner wall of the front end of the screwing cap (7) is provided with a connecting port (19) matched with the second driving part (8), and the cross section of the connecting port (19) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811494038.3A CN109322898B (en) | 2018-12-07 | 2018-12-07 | Lock bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811494038.3A CN109322898B (en) | 2018-12-07 | 2018-12-07 | Lock bolt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109322898A CN109322898A (en) | 2019-02-12 |
| CN109322898B true CN109322898B (en) | 2024-02-06 |
Family
ID=65257076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811494038.3A Active CN109322898B (en) | 2018-12-07 | 2018-12-07 | Lock bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109322898B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100007163U (en) * | 2009-01-03 | 2010-07-13 | 김법수 | . Bolt retaining structure. |
| JP2011117504A (en) * | 2009-11-04 | 2011-06-16 | Osami Matsumoto | E-ext lock bolt |
| CN106969021A (en) * | 2017-04-20 | 2017-07-21 | 四川西普石油物资装备有限公司 | Engineering machinery fastener with locking functions |
| CN207005054U (en) * | 2017-08-04 | 2018-02-13 | 海盐联众紧固件有限公司 | A kind of automobile using stop nut |
| CN108361262A (en) * | 2018-02-27 | 2018-08-03 | 张海江 | A kind of screw retention and disconnecting prevention structure |
| CN108468705A (en) * | 2018-06-20 | 2018-08-31 | 海盐东盛紧固件制造有限公司 | A kind of steady installation bolt |
| CN207968126U (en) * | 2018-01-31 | 2018-10-12 | 重庆迈兴机电有限责任公司 | Convenient assembling electricity dynamo |
| CN209228850U (en) * | 2018-12-07 | 2019-08-09 | 浙江盛世瑞金紧固件有限公司 | A kind of check bolt |
-
2018
- 2018-12-07 CN CN201811494038.3A patent/CN109322898B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100007163U (en) * | 2009-01-03 | 2010-07-13 | 김법수 | . Bolt retaining structure. |
| JP2011117504A (en) * | 2009-11-04 | 2011-06-16 | Osami Matsumoto | E-ext lock bolt |
| CN106969021A (en) * | 2017-04-20 | 2017-07-21 | 四川西普石油物资装备有限公司 | Engineering machinery fastener with locking functions |
| CN207005054U (en) * | 2017-08-04 | 2018-02-13 | 海盐联众紧固件有限公司 | A kind of automobile using stop nut |
| CN207968126U (en) * | 2018-01-31 | 2018-10-12 | 重庆迈兴机电有限责任公司 | Convenient assembling electricity dynamo |
| CN108361262A (en) * | 2018-02-27 | 2018-08-03 | 张海江 | A kind of screw retention and disconnecting prevention structure |
| CN108468705A (en) * | 2018-06-20 | 2018-08-31 | 海盐东盛紧固件制造有限公司 | A kind of steady installation bolt |
| CN209228850U (en) * | 2018-12-07 | 2019-08-09 | 浙江盛世瑞金紧固件有限公司 | A kind of check bolt |
Non-Patent Citations (1)
| Title |
|---|
| 螺纹联接防松方法研究;陈亭志;;宁波职业技术学院学报(03);101-103 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109322898A (en) | 2019-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 314300 no.413, Daifeng Road, Wanghai street, Haiyan County, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Shengshi Ruijin Fastener Co.,Ltd. Address before: Yuantong Haiyan County Industrial Zone Yuantong street of Jiaxing city of Zhejiang Province in 314300 Applicant before: ZHEJIANG WORLD WIN FASTENER Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |