CN202855913U - Earthing rod assembly structure - Google Patents
Earthing rod assembly structure Download PDFInfo
- Publication number
- CN202855913U CN202855913U CN 201220309871 CN201220309871U CN202855913U CN 202855913 U CN202855913 U CN 202855913U CN 201220309871 CN201220309871 CN 201220309871 CN 201220309871 U CN201220309871 U CN 201220309871U CN 202855913 U CN202855913 U CN 202855913U
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- CN
- China
- Prior art keywords
- earthing rod
- assembly structure
- mounting plate
- rod assembly
- structure according
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Abstract
The utility model discloses an earthing rod assembly structure which comprises an earthing rod which is divided into a left portion and a right portion by a disk in the middle, an equipment mounting plate connected to the left portion of the earthing rod, a first bonding lead at the left side of the mounting plate, a left flat washer at the left side of the first bonding lead, a second bonding lead at the right side of the earthing rod, a right flat washer at the right side of the second bonding lead, a spring washer at the right side of the right flat washer and a nut at the right side of the spring washer. The left portion of the earthing rod is provided with an assembly bench. The equipment mounting plate is connected to the left portion of the earthing rod through a mounting hole inside. The mounting hole forms clearance fit with the assembly bench. The height of the assembly bench is less than or equal to the thickness of the mounting plate. A self-locking nut is arranged at the left side of the left flat washer. The end face of the disk of the earthing rod and the equipment mounting plate are provided with bolts. According to the utility model, the three components, namely the equipment mounting plate, the earthing rod and the right-hand nut, need processing, and all the other components are national standard members. By the adoption of the earthing rod assembly structure, processing period is shortened, and efficiency is raised. The earthing rod assembly structure requires low cost, is easy to assemble and has high mechanical reliability.
Description
Technical field
The utility model relates to a kind of earthing rod assembly structure.
Background technology
Ground connection is one of important means that prevents in electronic equipment electromagnetic interference.Good ground connection form and ground structure provide safe guarantee to electronic apparatus system stability and equipment and operating personnel.Overlap joint is airborne, and is vehicle-mounted, the ground connection form of carrier-borne upper very general use.Overlap joint is that the metal shell of equipment, assembly, element or framework are linked together with mechanical means, forms an electric continuous integral body.
For the overlap joint ground connection form of electronic equipment, at present commonplace have following several mode:
1) be step cutting pattern at described earthing rod left end, open on the apparatus mounting plate and step cutting pattern size circular hole of a size, bullet plain cushion and plain nut are installed at two ends, the described earthing rod left and right sides, such earthing rod assembling form, can not prevent rotatablely moving of earthing rod, and earthing rod axially easily produce displacement, in vibrations, the top shakes etc. and not to have locking effect under the rugged environment condition.
2) be step cutting pattern at described earthing rod left end, beat Φ 1.5mm pin hole on the right-hand member Φ 12mm periphery, join at when assembling and apparatus mounting plate and beat pin hole, and be pressed into GB119 pin: B1.5 * 4, tolerance m6 adopts interference fit; Open on the apparatus mounting plate and step cutting pattern size circular hole of a size, install at two ends, the described earthing rod left and right sides and play plain cushion and plain nut.Such earthing rod assembling form, prevented to a certain extent rotatablely moving and moving axially of earthing rod, but join pin hole at apparatus mounting plate, have relatively high expectations, complex procedures, earthing rod is in the situation of needs dismounting, the interference fit of pin can not guarantee, be easy to become flexible, in actual production, pin is not owing to long with effective contact length of apparatus mounting plate, earthing rod, and the difference of the material of apparatus mounting plate, is difficult to guarantee the effective interference fit of pin and apparatus mounting plate and earthing rod in processing technology.In vibrations, the top shakes and waits the rugged environment condition because earthing rod and equipment installing hole are circular hole, and pin is easy to the larger shear stress of generation, and useful life is not long, probably equipment, system is brought very large hidden danger.
The utility model content
For the defective that exists in the above-mentioned prior art, technical problem to be solved in the utility model provide a kind of practical, Mechanical Reliability is high, project organization and processing technology simple, be easy to assemble, processing cost is low, working (machining) efficiency is high earthing rod.
In order to solve the problems of the technologies described above the technical scheme that the utility model is implemented as follows:
A kind of earthing rod assembly structure, comprise that the disk by the middle part is divided into a left side, right two sections earthing rod, be connected to the apparatus mounting plate on left section of the earthing rod, the first overlap joint line in mounting panel left side, the left plain washer in the first overlap joint line left side, the second overlap joint line that described earthing rod is right section, the right plain washer on described the second overlap joint line right side, the spring washer on described right plain washer right side, the nut on described spring washer right side, left section of described earthing rod is provided with the assembling step, the pilot hole of described apparatus mounting plate by inside is connected on left section of the earthing rod, described pilot hole and described assembling step matched in clearance, the height of described assembling step is less than or equal to the thickness of described apparatus mounting plate, described left plain washer left side is provided with self-locking nut, and disk end face and the apparatus mounting plate of described earthing rod are provided with screw.
As preferably, about described pilot hole has for straight line, be the shape of circular arc up and down.
As preferably, described pilot hole be shaped as wherein a kind of of triangle, rectangle, ellipse, polygon.
As preferably, the right-hand member of described earthing rod right-hand member and described nut all is provided with locking via hole.
As preferably, described left plain washer, right plain washer are the GB/T96 plain washer.
As preferably, described self-locking nut is the GB/T3177 self-locking nut.
As preferably, described spring washer is the GB/T93 spring washer.
As preferably, described screw is the GB/T819M1.6 screw.
As preferably, the disk end face of described earthing rod is provided with GB819 M1.6 sunk screw via hole, and described disk is connected by the GB819M1.6 screw thread in the described sunk screw hole with described apparatus mounting plate.
As preferably, described nut outside is provided with the annular knurl reticulate pattern.
The utlity model has following beneficial effect:
1, described earthing rod assembly structure only needs process equipment mounting panel, earthing rod and three parts of nut, and all the other all adopt the national standard part, and cost is low, has shortened the process-cycle, has improved efficient.
2, each interchangeability of parts is fine, can be mass, and efficient promotes greatly.
3, earthing rod is simple in structure, and the operation content is simple, convenient processing.
4, nut profile annular knurl namely attractive in appearancely can increase frictional force again.
5, machine-made spares is few, and tender versatility, interchangeability are strong, is easy to assembling.
Description of drawings
Fig. 1 is the utility model earthing rod assembly structure schematic diagram;
Fig. 2 removes the right view that label is 2,41,5,9 part among Fig. 1.
Fig. 3 removes the left view that label is 2,4,5,8,9 part among Fig. 1.
Fig. 4 is the structural representation of earthing rod in the utility model.
Fig. 5 is the mounting hole configuration schematic diagram of apparatus mounting plate in the utility model.
Wherein, 1 is earthing rod, and 101 is left section of earthing rod, 102 is right section of earthing rod, and 2 is nut, and 3 is self-locking nut, 4 is left plain washer, and 41 is right plain washer, and 5 is spring washer, 6 is screw, and 7 is the first overlap joint line, and 8 is apparatus mounting plate, 9 is the second overlap joint line, and 10 is disk, and 11 are the assembling step, 12 is pilot hole, and 13 is the locking via hole of fuse, and 14 is the sunk screw hole.
Embodiment
Below in conjunction with specific embodiments and the drawings the utility model is further described.
As shown in the figure, a kind of earthing rod assembly structure, comprise that the disk 10 by the middle part is divided into a left side, right two sections earthing rod 1, be connected to the apparatus mounting plate 8 on left section 101 of the earthing rod, the first overlap joint line 7 in mounting panel left side, the left plain washer 4 in the first overlap joint line 7 left sides, the second overlap joint line 9 that described earthing rod is right section 102, the right plain washer 41 on described the second overlap joint line 9 right sides, the spring washer 5 on described right plain washer 41 right sides, the nut 2 on described spring washer 5 right sides, left section of described earthing rod is provided with assembling step 11, the pilot hole 12 of described apparatus mounting plate 8 by inside is connected on left section 101 of the earthing rod, described pilot hole 12 and described assembling step 11 matched in clearance, can prevent the rotation of earthing rod, the height of described assembling step is less than or equal to the thickness of described apparatus mounting plate 8, described left plain washer 4 left sides are provided with self-locking nut 3, and described self-locking nut 3 is the GB/T3177 self-locking nut.Disk end face and the apparatus mounting plate 8 of described earthing rod are provided with screw 6, and described screw 6 is the GB/T819M1.6 screw, and described earthing rod is installed the GB819M1.6 screw and described GB/T3177 self-locking nut can prevent moving axially of earthing rod; The first overlap joint line 7 links to each other with device interior, the second overlap joint line 9 ground connection.
About having, described pilot hole for straight line, be the shape of circular arc up and down, also can be wherein a kind of of triangle, rectangle, ellipse, polygon.
The right-hand member of described earthing rod 1 right-hand member and described nut 2 all is provided with locking via hole 13.
Described left plain washer, right plain washer are the GB/T96 plain washer, d=4mm
Described spring washer 5 is the GB/T93 spring washer, d=4mm.
The disk end face of described earthing rod 1 is provided with GB819 M1.6 sunk screw hole 14, and described disk is threaded by the GB819M1.6 screw 6 in the described sunk screw hole with described apparatus mounting plate 8.
Described nut 2 outsides are provided with the annular knurl reticulate pattern.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. earthing rod assembly structure, comprise that the disk (10) by the middle part is divided into a left side, right two sections earthing rod (1), be connected to the apparatus mounting plate (8) on the earthing rod left section (101), the first overlap joint line (7) in mounting panel left side, the left plain washer (4) in the first overlap joint line (7) left side, the second overlap joint line (9) of described earthing rod right section (102), the right plain washer (41) on described the second overlap joint line (9) right side, the spring washer (5) on described right plain washer (41) right side, the nut (2) on described spring washer (5) right side, it is characterized in that: left section of described earthing rod is provided with assembling step (11), described apparatus mounting plate (8) is connected on the earthing rod left section (101) by inner pilot hole (12), described pilot hole (12) and described assembling step (11) matched in clearance, the height of described assembling step is less than or equal to the thickness of described apparatus mounting plate (8), described left plain washer (4) left side is provided with self-locking nut (3), and the disk end face of described earthing rod and apparatus mounting plate (8) are provided with screw (6).
2. earthing rod assembly structure according to claim 1 is characterized in that: about described pilot hole (12) has for straight line, be the shape of circular arc up and down.
3. earthing rod assembly structure according to claim 1 is characterized in that: described pilot hole be shaped as wherein a kind of of triangle, rectangle, ellipse, polygon.
4. earthing rod assembly structure according to claim 1, it is characterized in that: the right-hand member of described earthing rod (1) right-hand member and described nut (2) all is provided with locking via hole (13).
5. earthing rod assembly structure according to claim 1, it is characterized in that: described left plain washer (4), right plain washer (41) are the GB/T96 plain washer.
6. earthing rod assembly structure according to claim 5, it is characterized in that: described self-locking nut (3) is the GB/T3177 self-locking nut.
7. earthing rod assembly structure according to claim 6, it is characterized in that: described spring washer (5) is the GB/T93 spring washer.
8. earthing rod assembly structure according to claim 7, it is characterized in that: described screw (6) is the GB/T819M1.6 screw.
9. earthing rod assembly structure according to claim 8, it is characterized in that: the disk end face of described earthing rod (1) is provided with GB819 M1.6 sunk screw hole (14), and described disk is threaded by the GB819M1.6 screw (6) in the described sunk screw hole with described apparatus mounting plate (8).
10. earthing rod assembly structure according to claim 1, it is characterized in that: described nut (2) outside is provided with the annular knurl reticulate pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309871 CN202855913U (en) | 2012-06-29 | 2012-06-29 | Earthing rod assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220309871 CN202855913U (en) | 2012-06-29 | 2012-06-29 | Earthing rod assembly structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202855913U true CN202855913U (en) | 2013-04-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220309871 Expired - Fee Related CN202855913U (en) | 2012-06-29 | 2012-06-29 | Earthing rod assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202855913U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545686A (en) * | 2013-10-17 | 2014-01-29 | 国家电网公司 | Ground wire device special for low voltage work |
| WO2018072090A1 (en) * | 2016-10-18 | 2018-04-26 | 海能达通信股份有限公司 | Ground mounting device |
| CN108155490A (en) * | 2018-01-10 | 2018-06-12 | 东风商用车有限公司 | A kind of common ground structure and its application method |
| CN115320730A (en) * | 2022-08-23 | 2022-11-11 | 奇瑞汽车股份有限公司 | Section bar threaded sleeve connection structure |
-
2012
- 2012-06-29 CN CN 201220309871 patent/CN202855913U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545686A (en) * | 2013-10-17 | 2014-01-29 | 国家电网公司 | Ground wire device special for low voltage work |
| CN103545686B (en) * | 2013-10-17 | 2016-02-17 | 国家电网公司 | Ground wire device special for low voltage work |
| WO2018072090A1 (en) * | 2016-10-18 | 2018-04-26 | 海能达通信股份有限公司 | Ground mounting device |
| CN108155490A (en) * | 2018-01-10 | 2018-06-12 | 东风商用车有限公司 | A kind of common ground structure and its application method |
| CN108155490B (en) * | 2018-01-10 | 2023-05-30 | 东风商用车有限公司 | Public grounding structure and use method thereof |
| CN115320730A (en) * | 2022-08-23 | 2022-11-11 | 奇瑞汽车股份有限公司 | Section bar threaded sleeve connection structure |
| CN115320730B (en) * | 2022-08-23 | 2024-03-26 | 奇瑞汽车股份有限公司 | Profile threaded sleeve connecting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |