CN111853032A - Bolt assembly with anti-loosening function - Google Patents
Bolt assembly with anti-loosening function Download PDFInfo
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- CN111853032A CN111853032A CN202010918088.0A CN202010918088A CN111853032A CN 111853032 A CN111853032 A CN 111853032A CN 202010918088 A CN202010918088 A CN 202010918088A CN 111853032 A CN111853032 A CN 111853032A
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- bolt body
- component
- locking
- annular step
- bolt
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
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
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- 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
- F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
- F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a bolt assembly with a loosening prevention function, which comprises a locking ring and a bolt body, wherein the locking ring is used for being embedded into a countersunk hole in a first component, a screw rod part in the bolt body is used for threaded connection of a threaded hole in a second component, and the first component and the second component are locked through the bolt body; the inner peripheral wall of the locking ring is provided with a plurality of tooth grooves which are uniformly distributed in the circumferential direction, the middle part of the upper end surface of the head part in the bolt body is provided with a hexagonal sunk groove, the outer peripheral wall of the head part in the bolt body is provided with four sliding cavities which are uniformly distributed in the circumferential direction, each sliding cavity is connected with a locking block in a sliding mode, the middle part of the outer end surface of each locking block is provided with a tooth head, and a driving structure is arranged inside the bolt body; the bolt body can be effectively prevented from loosening, so that the first component and the second component can be effectively prevented from loosening, and the reliability of the first component and the second component after being fixed can be improved.
Description
Technical Field
The invention relates to the technical field of fasteners, in particular to a bolt assembly with an anti-loosening function.
Background
Bolt assembly is the device that is used for fastening two parts together, and present bolt assembly is behind two parts of fastening because do not possess the locking structure that takes off between bolt assembly itself and the part that needs the fastening, so, when the part after the bolt assembly fastening vibrations phenomenon appears, the phenomenon that bolt assembly pine takes off appears easily, so, can make the phenomenon that takes off between two parts that need the fastening to can influence the fixed reliability of two parts.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the bolt assembly with the anti-loosening function, the first part and the second part in the bolt assembly are fastened through the bolt body, and the locking structure is arranged between the bolt body and the first part, so that when the fastened first part and the fastened second part vibrate, the bolt body can be effectively prevented from loosening, the first part and the fastened second part can be effectively prevented from loosening, and the reliability of the fixed first part and the fixed second part can be improved.
The bolt assembly with the anti-loosening function comprises a locking ring and a bolt body, wherein the locking ring is embedded into a counter bore on a first component, the locking ring is tightly matched with the counter bore after being embedded into the counter bore, the bolt body is arranged in the locking ring and the counter bore in a penetrating mode, a screw rod part in the bolt body is used for threaded connection of a threaded hole in a second component, and the first component and the second component are locked through the bolt body; be provided with a plurality of channels on the internal perisporium of catch and be circumference evenly distributed's tooth's socket, the up end middle part of the head in the bolt body is provided with the heavy groove of regular hexagon shape, the heavy groove is used for cooperateing with outer hexagonal spanner's tip, be provided with four smooth chambeies that are circumference evenly distributed on the periphery wall of the head in the bolt body, equal sliding connection has the locking piece in every smooth chamber, the outer terminal surface middle part of every locking piece all is provided with the tooth head that is used for respectively rather than one of them tooth's socket block, the inside of bolt body is provided with and is used for driving the locking piece and removes so that the tooth head on the locking piece breaks away from the tooth's socket or with the drive structure of tooth.
The invention discloses a bolt assembly with an anti-loosening function, wherein a driving structure comprises a guide pillar and a spring; the bolt body below the sinking groove is provided with a blind hole, the lower end of the guide pillar is inserted into the blind hole and is in sliding connection with the blind hole, the spring is arranged in the blind hole, and two ends of the spring respectively abut against the inner bottom of the blind hole and the lower end surface of the guide pillar; a sliding rod is integrally formed on the inner end face of each locking block, the inner end portion of each sliding rod movably penetrates through the head of the bolt body and then extends into the blind hole, a first annular step and a second annular step for supporting the inner end portion of each sliding rod are arranged on the outer peripheral wall of each guide pillar, the first annular step is located above the second annular step, an annular conical surface which is small in upper part and large in lower part is arranged between the first annular step and the second annular step, the upper end of the annular conical surface is connected with the lower end of the first annular step, and the lower end of the annular conical surface is connected with the upper end of the second annular step; the inner end face of each locking block is embedded with four magnets distributed in an array shape, and the magnets are magnetically attracted with the bolt body to drive the locking blocks to move inwards to reset; an expansion hole with the inner diameter larger than that of the blind hole is arranged between the sinking groove and the blind hole and is used for the guide pillar to pass through; when the inner end part of the sliding rod is supported on the first annular step, the locking block moves inwards to reset, and at the moment, the tooth head on the locking block is separated from the tooth groove on the locking ring; when the inner end part of the sliding rod is supported on the second annular step, the locking block moves outwards to a proper position, and at the moment, the tooth head on the locking block is clamped with the tooth groove on the locking ring; by adopting the driving structure, after the end part of the outer hexagonal wrench is inserted into the sinking groove on the bolt body, the end part of the outer hexagonal wrench can push the guide post to move downwards to a proper position, at the moment, under the action of the magnet on the locking block (the magnet is magnetically attracted with the head of the bolt body), the inner end part of the sliding rod on the locking block can move to the first annular step along the annular conical surface, so that the locking block can move inwards to reset, namely, the locking block can completely slide into the sliding cavity, so that the tooth head on the locking block can be separated from the tooth groove on the inner peripheral wall of the locking ring, and the bolt body and the locking ring can be unlocked, therefore, the bolt body can be rotated by the external hexagon wrench, namely, the screw rod part of the bolt body is screwed into the threaded hole in the second component, or the screw rod part of the bolt body is screwed out of the threaded hole in the second component; after the bolt body is rotated through the outer hexagonal wrench and the screw part in the bolt body is screwed with the threaded hole in the second part, namely the first part and the second part are fastened through the bolt body, after the end part of the outer hexagonal wrench is pulled out of the sinking groove of the bolt body, the spring can drive the guide pillar to move upwards and reset, at the moment, the inner end part of the slide rod on the locking block can move to the second annular step along the annular conical surface, so that the locking block can overcome the magnetic attraction of the magnet and move outwards, and after the locking block moves outwards in place, the tooth head on the locking block can be clamped with the tooth socket on the inner peripheral wall, so that the phenomenon that the bolt body freely rotates relative to the locking ring can be avoided, the phenomenon that the bolt body is loosened can be avoided, and the phenomenon that the first part is separated from the second part can also be avoided.
The bolt assembly with the anti-loosening function is characterized in that the height of the guide pillar above the first annular step is the same as that of the expansion hole; after adopting this kind of structure, move down the back that targets in place at the guide pillar, insert the heavy groove at outer hexagonal spanner's tip promptly in, the guide pillar that is located first annular step top can enter into the expansion hole completely, so, can avoid the guide pillar to cause the interference to outer hexagonal spanner's tip.
The bolt assembly with the anti-loosening function is characterized in that two ends of each locking block are respectively provided with two sliding blocks which are symmetrically arranged up and down, and the inner wall of each sliding cavity is provided with a sliding groove which is respectively used for being in sliding connection with one of the sliding blocks; by adopting the structure, each locking block can be reliably and slidably connected in the corresponding sliding cavity.
The bolt assembly with the anti-loosening function is characterized in that a plurality of saw tooth grooves which are uniformly distributed in the circumferential direction are formed in the outer circumferential wall of the locking ring, and each saw tooth groove extends in the axial direction of the locking ring; through the setting of serration groove, can further increase the frictional force between catch and the first part, can effectively avoid the catch to appear the phenomenon of relative first part free rotation promptly.
After the first component and the second component in the bolt are fastened through the bolt body, the locking structure is arranged between the bolt body and the first component, so that when the fastened first component and the fastened second component vibrate, the bolt body can be effectively prevented from loosening, the first component and the second component can be effectively prevented from loosening, and the reliability of the first component and the second component after being fixed can be improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic top view of the bolt body and the locking ring after locking;
FIG. 2 is a schematic cross-sectional view of the bolt body;
FIG. 3 is a schematic diagram of a right-view structure of the locking block;
FIG. 4 is a schematic cross-sectional view of the end of the alien wrench inserted into a counterbore in the bolt body;
FIG. 5 is a cross-sectional view of the first member, the second member, the locking ring and the bolt body after they have been connected.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The bolt assembly with the anti-loosening function comprises a locking ring 1 and a bolt body 2, wherein the locking ring 1 is used for being embedded into a counter bore 31 on a first component 3, the locking ring 1 is tightly matched with the counter bore 31 after being embedded into the counter bore 31, the bolt body 2 is arranged in the locking ring 1 and the counter bore 31 in a penetrating mode, a screw rod part 21 in the bolt body 2 is used for threaded connection of a threaded hole 41 in a second component 4, and the first component 3 and the second component 4 are locked through the bolt body 2; be provided with a plurality of tooth's socket 11 that are circumference evenly distributed on the internal perisporium of catch 1, the up end middle part of the head 22 in the bolt body 2 is provided with the heavy groove 23 of regular hexagon shape, heavy groove 23 is used for cooperating with the tip of outer hexagonal spanner 8, be provided with four sliding chamber 24 that are circumference evenly distributed on the periphery wall of the head 22 in the bolt body 2, equal sliding connection has locking piece 5 in every sliding chamber 24, the outer terminal surface middle part of every locking piece 5 all is provided with the tooth 51 that is used for respectively with one of them tooth's socket 11 block, the inside of bolt body 2 is provided with and is used for driving locking piece 5 and removes so that the tooth 51 on the locking piece 5 breaks away from tooth's socket 11 or cooperates the drive structure of joint with tooth's socket 11 along the radial direction of bolt body 2.
The driving structure comprises a guide post 6 and a spring 7; a blind hole 24 is formed in the bolt body 2 below the sinking groove 23, the lower end of the guide post 6 is inserted into the blind hole 24 and is in sliding connection with the blind hole 24, the spring 7 is arranged in the blind hole 24, and two ends of the spring 7 are respectively abutted against the inner bottom of the blind hole 24 and the lower end face of the guide post 6; a sliding rod 52 is integrally formed on the inner end face of each locking block 5, the inner end of the sliding rod 52 movably penetrates through the head 22 of the bolt body 2 and then extends into the blind hole 24, a first annular step 61 and a second annular step 62 for supporting the inner end of the sliding rod 52 are arranged on the outer peripheral wall of the guide post 6, the first annular step 61 is positioned above the second annular step 62, an annular conical surface 63 with a small upper part and a large lower part is arranged between the first annular step 61 and the second annular step 62, the upper end of the annular conical surface 63 is connected with the lower end of the first annular step 61, and the lower end of the annular conical surface 63 is connected with the upper end of the second annular step 62; four magnets 53 distributed in an array shape are embedded on the inner end face of each locking block 5, and the magnets 53 are magnetically attracted with the bolt body 2 to drive the locking blocks 5 to move inwards to reset; an expansion hole 25 with the inner diameter larger than that of the blind hole 24 is arranged between the sinking groove 23 and the blind hole 24, and the expansion hole 25 is used for the guide pillar 6 to pass through; when the inner end part of the slide rod 52 is supported on the first annular step 61, the locking piece 5 moves inwards to reset, and at the same time, the tooth head 51 on the locking piece 5 is separated from the tooth groove 11 on the locking ring 1; when the inner end part of the slide rod 52 is supported on the second annular step 62, the locking block 5 moves outwards to a proper position, and at the moment, the tooth head 51 on the locking block 5 is clamped with the tooth groove 11 on the locking ring 1; by adopting the driving structure, after the end part of the outer hexagonal wrench is inserted into the sinking groove on the bolt body, the end part of the outer hexagonal wrench can push the guide post to move downwards to a proper position, at the moment, under the action of the magnet on the locking block (the magnet is magnetically attracted with the head of the bolt body), the inner end part of the sliding rod on the locking block can move to the first annular step along the annular conical surface, so that the locking block can move inwards to reset, namely, the locking block can completely slide into the sliding cavity, so that the tooth head on the locking block can be separated from the tooth groove on the inner peripheral wall of the locking ring, and the bolt body and the locking ring can be unlocked, therefore, the bolt body can be rotated by the external hexagon wrench, namely, the screw rod part of the bolt body is screwed into the threaded hole in the second component, or the screw rod part of the bolt body is screwed out of the threaded hole in the second component; after the bolt body is rotated through the outer hexagonal wrench and the screw part in the bolt body is screwed with the threaded hole in the second part, namely the first part and the second part are fastened through the bolt body, after the end part of the outer hexagonal wrench is pulled out of the sinking groove of the bolt body, the spring can drive the guide pillar to move upwards and reset, at the moment, the inner end part of the slide rod on the locking block can move to the second annular step along the annular conical surface, so that the locking block can overcome the magnetic attraction of the magnet and move outwards, and after the locking block moves outwards in place, the tooth head on the locking block can be clamped with the tooth socket on the inner peripheral wall, so that the phenomenon that the bolt body freely rotates relative to the locking ring can be avoided, the phenomenon that the bolt body is loosened can be avoided, and the phenomenon that the first part is separated from the second part can also be avoided.
The height of the guide post 6 above the first annular step 61 is the same as the height of the expansion hole 25; after adopting this kind of structure, move down the back that targets in place at the guide pillar, insert the heavy groove at outer hexagonal spanner's tip promptly in, the guide pillar that is located first annular step top can enter into the expansion hole completely, so, can avoid the guide pillar to cause the interference to outer hexagonal spanner's tip.
Two sliding blocks 54 which are symmetrically arranged up and down are arranged at two ends of each locking block 5, and sliding grooves 26 which are respectively used for being in sliding connection with one sliding block 54 are arranged on the inner wall of each sliding cavity 24; by adopting the structure, each locking block can be reliably and slidably connected in the corresponding sliding cavity.
A plurality of sawtooth grooves 12 which are uniformly distributed in the circumferential direction are formed in the outer circumferential wall of the locking ring 1, and each sawtooth groove 12 extends along the axial direction of the locking ring 1; through the setting of serration groove, can further increase the frictional force between catch and the first part, can effectively avoid the catch to appear the phenomenon of relative first part free rotation promptly.
When the invention is used, the locking ring is firstly inserted into the countersunk hole on the first component, namely the locking ring is tightly inserted into the countersunk hole on the first component (the insertion process of the locking ring and the countersunk hole on the first component can be completed by a press), then the end part of the external hexagonal wrench is inserted into the countersunk groove on the bolt body and the screw part in the bolt body is screwed into the screw hole on the second component, and after the screw part in the bolt body is tightly screwed with the screw hole in the second component, the first component is tightly fastened with the second component. The first component and the second component are fastened through the bolt body, and after the end part of the outer hexagonal wrench is pulled out of the sunk groove on the bolt body, the spring can drive the guide pillar to move upwards for resetting, at the moment, the inner end part of the slide rod on the lock block can move to the second annular step along the annular conical surface, so that the lock block can overcome the magnetic attraction of the magnet and move outwards, after the lock block moves outwards in place, the tooth head on the lock block can be clamped with the tooth groove on the inner peripheral wall of the lock ring, and thus, the phenomenon that the bolt body freely rotates relative to the lock ring can be avoided, the phenomenon that the bolt body is loosened can be avoided, and the phenomenon that the first component is separated from the second component can be avoided. When the first component and the second component are required to be separated, namely the bolt body is required to be unscrewed from the second component, the end part of the outer hexagonal wrench is inserted into the sinking groove on the bolt body, after the end part of the outer hexagonal wrench is inserted into the sinking groove on the bolt body, the end part of the outer hexagonal wrench can push the guide pillar to move downwards to a proper position, at the moment, under the action of the magnet on the lock block (the magnet is magnetically attracted with the head part of the bolt body), the inner end part of the slide rod on the lock block can move to the first annular step along the annular conical surface, so that the lock block can move inwards to reset, namely, the lock block can completely slide into the sliding cavity, so that the tooth head on the lock block can be separated from the tooth groove on the inner peripheral wall of the lock ring, and the bolt body can be unlocked, therefore, the bolt body can be rotated anticlockwise by the outer hexagonal wrench, and then the bolt body is rotated anticlockwise, the bolt body can be unscrewed from the second component, and after the bolt body is unscrewed from the second component, the first component and the second component can be separated.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (5)
1. The utility model provides a bolt subassembly with locking function that takes off which characterized in that: the bolt comprises a locking ring (1) and a bolt body (2), wherein the locking ring (1) is used for being embedded into a counter bore (31) on a first component (3), the locking ring (1) is tightly matched with the counter bore (31) after being embedded into the counter bore (31), the bolt body (2) is arranged in the locking ring (1) and the counter bore (31) in a penetrating manner, a screw rod part (21) in the bolt body (2) is used for threaded connection of a threaded hole (41) in a second component (4), and the first component (3) and the second component (4) are locked through the bolt body (2); a plurality of tooth grooves (11) which are uniformly distributed in the circumferential direction are arranged on the inner circumferential wall of the locking ring (1), the middle part of the upper end surface of the head part (22) in the bolt body (2) is provided with a regular hexagonal sunk groove (23), the sink groove (23) is used for being matched with the end part of the outer hexagonal wrench (8), four sliding cavities (24) which are uniformly distributed in the circumferential direction are arranged on the peripheral wall of the head part (22) in the bolt body (2), a locking block (5) is connected in each sliding cavity (24) in a sliding manner, a tooth head (51) which is respectively used for being clamped with one tooth groove (11) is arranged in the middle of the outer end face of each locking block (5), the bolt is characterized in that a driving structure used for driving the locking block (5) to move along the radial direction of the bolt body (2) so that a tooth head (51) on the locking block (5) is separated from the tooth groove (11) or is in matched clamping connection with the tooth groove (11) is arranged in the bolt body (2).
2. The bolt assembly with anti-loosening function according to claim 1, wherein the driving structure comprises a guide post (6) and a spring (7); a blind hole (24) is formed in the bolt body (2) below the sinking groove (23), the lower end of the guide post (6) is inserted into the blind hole (24) and is in sliding connection with the blind hole (24), the spring (7) is arranged in the blind hole (24), and two ends of the spring (7) are respectively abutted against the inner bottom of the blind hole (24) and the lower end face of the guide post (6); a sliding rod (52) is integrally formed on the inner end face of each locking block (5), the inner end of the sliding rod (52) movably penetrates through the head (22) of the bolt body (2) and then extends into the blind hole (24), a first annular step (61) and a second annular step (62) for supporting the inner end of the sliding rod (52) are arranged on the outer peripheral wall of the guide post (6), the first annular step (61) is located above the second annular step (62), an annular conical surface (63) with a small upper part and a large lower part is arranged between the first annular step (61) and the second annular step (62), the upper end of the annular conical surface (63) is connected with the lower end of the first annular step (61), and the lower end of the annular conical surface (63) is connected with the upper end of the second annular step (62); four magnets (53) distributed in an array shape are embedded on the inner end face of each locking block (5), and the magnets (53) are magnetically attracted with the bolt body (2) to drive the locking blocks (5) to move inwards to reset; an expansion hole (25) with the inner diameter larger than that of the blind hole (24) is arranged between the sinking groove (23) and the blind hole (24), and the expansion hole (25) is used for a guide pillar (6) to pass through; when the inner end part of the sliding rod (52) is supported on the first annular step (61), the locking block (5) moves inwards to reset, and at the moment, a tooth head (51) on the locking block (5) is separated from a tooth groove (11) on the locking ring (1); when the inner end part of the sliding rod (52) is supported on the second annular step (62), the locking block (5) moves outwards to a proper position, and at the moment, a tooth head (51) on the locking block (5) is clamped with a tooth groove (11) on the locking ring (1).
3. The bolt assembly with anti-loosening function according to claim 2, characterized in that the height of the guide post (6) above the first annular step (61) is the same as the height of the expansion hole (25).
4. The bolt assembly with the anti-loosening function according to claim 1, wherein two sliding blocks (54) are arranged at two ends of each locking block (5) in a vertically symmetrical manner, and sliding grooves (26) for respectively connecting with one of the sliding blocks (54) in a sliding manner are arranged on the inner wall of the sliding cavity (24).
5. The bolt assembly with the anti-loosening function according to claim 1, wherein a plurality of saw-tooth grooves (12) are uniformly distributed in the circumferential direction on the outer circumferential wall of the locking ring (1), and each saw-tooth groove (12) extends along the axial direction of the locking ring (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010918088.0A CN111853032A (en) | 2020-09-03 | 2020-09-03 | Bolt assembly with anti-loosening function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010918088.0A CN111853032A (en) | 2020-09-03 | 2020-09-03 | Bolt assembly with anti-loosening function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111853032A true CN111853032A (en) | 2020-10-30 |
Family
ID=72966959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010918088.0A Withdrawn CN111853032A (en) | 2020-09-03 | 2020-09-03 | Bolt assembly with anti-loosening function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111853032A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013411A (en) * | 2022-05-25 | 2022-09-06 | 宁波华力兴紧固件有限公司 | High-adaptability anti-loosening fastener |
-
2020
- 2020-09-03 CN CN202010918088.0A patent/CN111853032A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013411A (en) * | 2022-05-25 | 2022-09-06 | 宁波华力兴紧固件有限公司 | High-adaptability anti-loosening fastener |
| CN115013411B (en) * | 2022-05-25 | 2024-05-10 | 宁波华力兴紧固件有限公司 | High-adaptability anti-loosening fastener |
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Application publication date: 20201030 |