CN210509909U - Weather-proof reliable distribution electric fastener - Google Patents
Weather-proof reliable distribution electric fastener Download PDFInfo
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- CN210509909U CN210509909U CN201921438664.0U CN201921438664U CN210509909U CN 210509909 U CN210509909 U CN 210509909U CN 201921438664 U CN201921438664 U CN 201921438664U CN 210509909 U CN210509909 U CN 210509909U
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Abstract
The utility model discloses a weather-proof reliable joining in marriage with electric fastener, including shank of bolt and fastening nut, the shank of bolt is provided with smooth section and external screw thread section, and the top fixedly connected with protection gasket of smooth section, the central point on protection gasket outside top put the department and be fixed with outer hexagonal bolt head, the inboard of protection gasket is provided with the recess to the smooth section outside cover of recess inboard is equipped with the spring, the one end and the protection gasket fixed connection of spring, the opposite side fixedly connected with gasket board of spring. The utility model discloses when the bolt tightening, under the effect of spring, have an axial pretightning force to the bolt, make the bolt screw thread be in the stress state to play the effect that prevents not hard up, the reliability is high, and in addition, the spacing bolt of fastening nut's trompil internally mounted supports the external screw thread section that can fall again, and it is locking to fastening nut, has improved the reliability by adapting unit in long-term work.
Description
Technical Field
The utility model relates to an electric power fastener technical field specifically is a weather-resistant reliable joining in marriage power consumption fastener.
Background
Distribution equipment is the guarantee of being related to the resident electricity consumption, and distribution equipment can use fasteners such as bolt to install usually, and in present power transmission and transformation equipment work operation in-process, often adopt the bolt bar of taking the screw thread to cooperate the nut to fasten two parts that have the through-hole, often has following problem or defect when realizing the fastening:
1. the phenomenon that the equipment is heated and even burnt to cause the power failure of the whole line is caused by the looseness of the bolts of the power transformation equipment easily caused by the reasons of resonance and the like generated by the operation of the equipment;
2. under the condition of a humid use environment, the steel bolt is easy to rust, the bolt is corroded in the through hole, and a user cannot detach the bolt, so that the inconvenience in use is caused;
3. in the process of disassembling and fastening the bolt for many times, the outer hexagonal edge can generate serious abrasion and deformation, so that the nut and the fastening tool can slip and cannot be used continuously, and the service life of the bolt is short.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a weather-proof reliable distribution electric fastener to solve the problem that the transformer equipment bolt is easy to loosen due to reasons such as resonance and the like proposed in the background art; the bolt is corroded in the through hole, and a user cannot detach the bolt; the hexagonal edge can generate serious abrasion and deformation, so that the nut and the fastening tool can slip off, and the nut cannot be used continuously.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a resistant reliable joining in marriage with electric fastener of waiting, includes shank of bolt and fastening nut, the shank of bolt is provided with smooth section and external screw thread section, and the top fixedly connected with protection gasket of smooth section, the central point on protection gasket outside top put the department and be fixed with outer hexagonal bolt head, and the hexagon socket head cap hole has been seted up at the center of outer hexagonal bolt head, the inboard of protection gasket is provided with the recess to the inboard smooth section outside cover of recess is equipped with the spring, the one end and the protection gasket fixed connection of spring, and the opposite side fixedly connected with gasket board of spring, spring compression are equal to the degree of depth of minimum length and recess, install fastening nut in the external screw thread section, fastening nut's inboard is provided with the internal thread, and the internal thread interlocks with the external.
Preferably, a first annular clamping groove is formed in the edge position of the inner side of the protective gasket, a first sealing O-shaped ring is installed inside the first annular clamping groove, and the diameter of the cross section of the first sealing O-shaped ring is larger than that of the opening of the first annular clamping groove.
Preferably, the gasket plate is of a circular ring-shaped structure, the outer side of the smooth section is arranged on the gasket plate sleeve, the inner side wall of the gasket plate is evenly provided with a limiting clamping block, and the inner side wall of the gasket plate is evenly provided with the edge teeth.
Preferably, the outer side wall of the smooth section is uniformly provided with sliding clamping grooves, the sliding clamping grooves correspond to the limiting clamping blocks one to one, the outer contour of each limiting clamping block is smaller than the inner contour of each sliding clamping groove, and the gasket plate forms a sliding structure outside the sliding clamping grooves of the smooth section through the limiting clamping blocks.
Preferably, the lateral wall of the fastening nut is provided with a hole, the hole is communicated with the inside of the fastening nut, the inside of the hole is provided with a limiting bolt, the inside of the limiting bolt is provided with a rubber pad, and the inner lateral wall of the hole is uniformly provided with a thread structure matched with the limiting bolt.
Preferably, a second annular clamping groove is formed in the edge position of one side of the fastening nut, a second sealing O-shaped ring is installed inside the second annular clamping groove, and the diameter of the cross section of the second annular clamping groove is larger than that of the opening of the second annular clamping groove.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the weather-proof reliable power distribution and utilization fastener is characterized in that the spring is arranged in the groove on the inner side of the protective gasket, the spring is sleeved on the outer side of the smooth section, and two ends of the spring are respectively connected with the protective gasket and the gasket plate;
(2) according to the weather-proof reliable electricity distribution fastener, the first sealing O-shaped ring is arranged in the first annular clamping groove on the inner side of the protective gasket and is matched with the second sealing O-shaped ring arranged in the second annular clamping groove on one side of the fastening nut, after the bolt is screwed down, moisture is effectively prevented from entering a through hole connected with the bolt under the action of the sealing O-shaped ring, the possibility of rusting is reduced, and the weather resistance is good;
(3) this resistant reliable adapted electric fastener of waiting has seted up hexagon socket head cap bolt hole through the center at outer hexagon bolt head for the bolt is applicable to two kinds of instruments, and when outer hexagon limit wearing and tearing, deformation can't continue to use, the accessible hexagon socket head cap bolt hole carries out effectual dismantlement, installation, improves the life of bolt, and in addition, hexagon socket head cap bolt hole is seted up at the center of outer hexagon bolt head, can practice thrift the material of outer hexagon bolt head.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic sectional view of the fastening nut of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
fig. 4 is a schematic view of the structure of the right side of the present invention.
In the figure: 1. a protective pad; 101. a first sealing O-ring; 102. a groove; 103. a first ring-shaped card slot; 2. an outer hexagonal bolt head; 201. inner hexagon bolt holes; 3. a spring; 4. a shim plate; 401. a limiting clamping block; 402. the edge teeth; 5. a bolt shank; 501. a smooth section; 5011. a sliding clamping groove; 502. an external threaded section; 6. fastening a nut; 601. an internal thread; 602. opening a hole; 603. a second annular card slot; 604. a second sealing O-ring; 7. a limit bolt; 701. and (7) a rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a weather-proof reliable electricity distribution fastener comprises a bolt rod 5 and a fastening nut 6, wherein the bolt rod 5 is provided with a smooth section 501 and an external thread section 502, and the top end of the smooth section 501 is fixedly connected with a protective gasket 1;
a first annular clamping groove 103 is formed in the edge position of the inner side of the protective gasket 1, a first sealing O-shaped ring 101 is installed inside the first annular clamping groove 103, the diameter of the cross section of the first sealing O-shaped ring 101 is larger than that of the opening of the first annular clamping groove 103, a second annular clamping groove 603 is formed in the edge position of one side of the fastening nut 6, a second sealing O-shaped ring 604 is installed inside the second annular clamping groove 603, and the diameter of the cross section of the second annular clamping groove 603 is larger than that of the opening of the second annular clamping groove 603; the first sealing O-ring 101 and the second sealing O-ring 604 are clamped inside the first annular clamping groove 103 and the second annular clamping groove 603 respectively, and the first sealing O-ring 101 and the second sealing O-ring 604 are convenient to replace;
an outer hexagonal bolt head 2 is fixed at the center of the top end of the outer side of the protective gasket 1, an inner hexagonal bolt hole 201 is formed in the center of the outer hexagonal bolt head 2, a groove 102 is formed in the inner side of the protective gasket 1, a spring 3 is sleeved on the outer side of a smooth section 501 in the inner side of the groove 102, one end of the spring 3 is fixedly connected with the protective gasket 1, and a gasket plate 4 is fixedly connected to the other side of the spring 3;
the gasket plate 4 is of a circular structure, the gasket plate 4 is sleeved on the outer side of the smooth section 501, the inner side wall of the gasket plate 4 is uniformly provided with limiting fixture blocks 401, the inner side wall of the gasket plate 4 is uniformly provided with ridge teeth 402, the outer side wall of the smooth section 501 is uniformly provided with sliding fixture slots 5011, the sliding fixture slots 5011 are in one-to-one correspondence with the limiting fixture blocks 401, the outer contour of each limiting fixture block 401 is smaller than the inner contour of each sliding fixture slot 5011, the gasket plate 4 forms a sliding structure on the outer side of the sliding fixture slot 5011 of the smooth section 501 through the limiting fixture blocks 401, a bolt rod 5 extrudes the spring 3 through the gasket plate 4 in the screwing process, and the gasket plate 4 horizontally moves on the smooth section 501 under the action of the limiting fixture blocks 401 and the sliding fixture slots 5011, so that the gasket plate 4 is;
the spring 3 is compressed to the shortest length which is equal to the depth of the groove 102, the fastening nut 6 is arranged on the external thread section 502, the internal thread 601 is arranged on the inner side of the fastening nut 6, and the internal thread 601 is meshed with the external thread section 502;
seted up trompil 602 on fastening nut 6's the lateral wall, trompil 602 and the inside intercommunication of fastening nut 6, the internally mounted of trompil 602 has stop bolt 7, stop bolt 7's inside is provided with rubber pad 701, evenly be provided with the helicitic texture who matches each other with stop bolt 7 on the inside wall of trompil 602, stop bolt 7 inserts the inside and the locking of trompil 602, make rubber pad 701 and the external screw thread section 502 conflict on stop bolt 7 top, it is locking to fastening nut 6, the reliability of being connected part in long-term work has been improved.
The working principle is as follows: when in use, the external thread section 502 of the bolt rod 5 penetrates through the through hole of the equipment connecting piece, so that the top end of the external thread section 502 is exposed out of the through hole of the connecting piece, and the fastening nut 6 is installed on the external thread section 502 through the internal thread 601, the external hexagonal bolt head 2 is screwed by a wrench, the washer plate 4 extrudes the spring 3 in the process of screwing the external hexagonal bolt head 2, when the bolt rod 5 is screwed down, the spring 3 is completely contracted to the inside of the groove 102, at the moment, the first sealing O-ring 101 and the second sealing O-ring 604 are tightly contacted with the equipment connecting piece, the sealing effect of the connecting part is realized, moisture is effectively prevented from entering the through hole of the bolt connection, the possibility of rusting is reduced, meanwhile, the limit bolt 7 is inserted into the inside of the opening 602 and locked, so that the rubber pad 701 at the top end of the limit bolt 7 is abutted against the external thread section 502, the fastening nut 6 is prevented from loosening, and the reliability of the connected part in long-term operation is improved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A weather-proof reliable electricity distribution fastener comprises a bolt rod (5) and a fastening nut (6), and is characterized in that: the bolt rod (5) is provided with a smooth section (501) and an external thread section (502), the top end of the smooth section (501) is fixedly connected with a protective gasket (1), an external hexagonal bolt head (2) is fixed at the central position of the top end of the outer side of the protective gasket (1), an internal hexagonal bolt hole (201) is formed in the center of the external hexagonal bolt head (2), a groove (102) is formed in the inner side of the protective gasket (1), a spring (3) is sleeved on the outer side of the smooth section (501) in the inner side of the groove (102), one end of the spring (3) is fixedly connected with the protective gasket (1), a gasket plate (4) is fixedly connected to the other side of the spring (3), the spring (3) is compressed to the shortest length which is equal to the depth of the groove (102), a fastening nut (6) is installed on the external thread section (502), and an internal thread (601) is, the internal thread (601) is meshed with the external thread section (502).
2. The weather resistant electrical fastener of claim 1, wherein: the edge position of the inner side of the protective gasket (1) is provided with a first annular clamping groove (103), a first sealing O-shaped ring (101) is arranged inside the first annular clamping groove (103), and the diameter of the cross section of the first sealing O-shaped ring (101) is larger than that of the opening of the first annular clamping groove (103).
3. The weather resistant electrical fastener of claim 1, wherein: gasket board (4) are the ring structure, and the outside of smooth section (501) is located to gasket board (4) cover, evenly is provided with spacing fixture block (401) on the inside wall of gasket board (4), and evenly is provided with on the inside wall of gasket board (4) arris tooth (402).
4. The weather resistant electrical fastener of claim 1, wherein: sliding clamping grooves (5011) are evenly formed in the outer side wall of the smooth section (501), the sliding clamping grooves (5011) correspond to the limiting clamping blocks (401) one to one, the outer contour of each limiting clamping block (401) is smaller than the inner contour of each sliding clamping groove (5011), and the gasket plate (4) forms a sliding structure in the outer side of the sliding clamping grooves (5011) of the smooth section (501) through the limiting clamping blocks (401).
5. The weather resistant electrical fastener of claim 1, wherein: the side wall of the fastening nut (6) is provided with an opening (602), the opening (602) is communicated with the inside of the fastening nut (6), a limiting bolt (7) is arranged inside the opening (602), a rubber pad (701) is arranged inside the limiting bolt (7), and a threaded structure matched with the limiting bolt (7) is uniformly arranged on the inner side wall of the opening (602).
6. The weather resistant electrical fastener of claim 1, wherein: a second annular clamping groove (603) is formed in the edge position of one side of the fastening nut (6), a second sealing O-shaped ring (604) is installed inside the second annular clamping groove (603), and the diameter of the cross section of the second annular clamping groove (603) is larger than that of the opening of the second annular clamping groove (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438664.0U CN210509909U (en) | 2019-08-30 | 2019-08-30 | Weather-proof reliable distribution electric fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438664.0U CN210509909U (en) | 2019-08-30 | 2019-08-30 | Weather-proof reliable distribution electric fastener |
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| Publication Number | Publication Date |
|---|---|
| CN210509909U true CN210509909U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921438664.0U Active CN210509909U (en) | 2019-08-30 | 2019-08-30 | Weather-proof reliable distribution electric fastener |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283228A (en) * | 2020-11-18 | 2021-01-29 | 海盐上宇紧固件科技股份有限公司 | High-strength cylinder head bolt for marine diesel engine |
| CN112377504A (en) * | 2020-09-16 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Screw convenient to assemble and disassemble |
| CN112628265A (en) * | 2020-12-22 | 2021-04-09 | 郑志强 | Fastening bolt |
| CN113390001A (en) * | 2021-06-11 | 2021-09-14 | 商丘市水利建筑勘测设计院 | Underwater visual hook operating rod system |
| CN113464784A (en) * | 2021-06-01 | 2021-10-01 | 中建二局安装工程有限公司 | Electromechanical equipment room prefabricated component and assembly type construction method thereof |
| CN114251343A (en) * | 2021-12-22 | 2022-03-29 | 广西大学 | Novel anti-loosening device for railway hump braking rail |
| CN114542571A (en) * | 2022-01-17 | 2022-05-27 | 深圳金鑫源精密技术有限公司 | Locking new energy automobile fastening bolt that moves |
| CN114810790A (en) * | 2022-05-31 | 2022-07-29 | 国网新疆电力有限公司超高压分公司 | Self-assembling anti-loosening bolt fastener with double threads |
| CN115013408A (en) * | 2022-06-29 | 2022-09-06 | 重庆中车四方所智能装备技术有限公司 | Module assembly mounting structure |
| CN116624480A (en) * | 2023-07-25 | 2023-08-22 | 深圳市鼎邦工程有限公司 | Detachable bolt connecting piece structure for engineering machinery pipe fitting |
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- 2019-08-30 CN CN201921438664.0U patent/CN210509909U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112377504A (en) * | 2020-09-16 | 2021-02-19 | 襄阳达安汽车检测中心有限公司 | Screw convenient to assemble and disassemble |
| CN112283228A (en) * | 2020-11-18 | 2021-01-29 | 海盐上宇紧固件科技股份有限公司 | High-strength cylinder head bolt for marine diesel engine |
| CN112628265A (en) * | 2020-12-22 | 2021-04-09 | 郑志强 | Fastening bolt |
| CN113464784B (en) * | 2021-06-01 | 2023-11-10 | 中建二局安装工程有限公司 | Prefabricated component of electromechanical equipment room and assembly type construction method thereof |
| CN113464784A (en) * | 2021-06-01 | 2021-10-01 | 中建二局安装工程有限公司 | Electromechanical equipment room prefabricated component and assembly type construction method thereof |
| CN113390001A (en) * | 2021-06-11 | 2021-09-14 | 商丘市水利建筑勘测设计院 | Underwater visual hook operating rod system |
| CN114251343A (en) * | 2021-12-22 | 2022-03-29 | 广西大学 | Novel anti-loosening device for railway hump braking rail |
| CN114542571A (en) * | 2022-01-17 | 2022-05-27 | 深圳金鑫源精密技术有限公司 | Locking new energy automobile fastening bolt that moves |
| CN114810790A (en) * | 2022-05-31 | 2022-07-29 | 国网新疆电力有限公司超高压分公司 | Self-assembling anti-loosening bolt fastener with double threads |
| CN114810790B (en) * | 2022-05-31 | 2024-02-02 | 国网新疆电力有限公司超高压分公司 | Self-assembled anti-loosening bolt fastener with double threads |
| CN115013408A (en) * | 2022-06-29 | 2022-09-06 | 重庆中车四方所智能装备技术有限公司 | Module assembly mounting structure |
| CN116624480A (en) * | 2023-07-25 | 2023-08-22 | 深圳市鼎邦工程有限公司 | Detachable bolt connecting piece structure for engineering machinery pipe fitting |
| CN116624480B (en) * | 2023-07-25 | 2023-10-13 | 深圳市鼎邦工程有限公司 | Detachable bolt connecting piece structure for engineering machinery pipe fitting |
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