CN201682205U - Bus connecting device - Google Patents
Bus connecting device Download PDFInfo
- Publication number
- CN201682205U CN201682205U CN 201020164874 CN201020164874U CN201682205U CN 201682205 U CN201682205 U CN 201682205U CN 201020164874 CN201020164874 CN 201020164874 CN 201020164874 U CN201020164874 U CN 201020164874U CN 201682205 U CN201682205 U CN 201682205U
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- CN
- China
- Prior art keywords
- bus
- connector
- current carrying
- conical surface
- screw nut
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a bus connecting device, comprising an upper connecting piece, a lower connecting piece, a first current-carrying bus, a second current-carrying bus, a lower jam nut and an upper jam nut. One end of the first current-carrying bus is connected with the lower half part of the lower connecting piece, the lower end of the second current-carrying bus is connected with the upper half part of the lower connecting piece, and the upper end of the second current-carrying bus is connected with the lower end of the upper connecting piece. The bus connecting device can increase the contact area among the bus bar rows, is easy to adjust, and can improve the reliability of mutual connection of current-carrying buses. Particularly, the joint of the bus bar rows is in an arc shape and has smooth appearance without sharp protuberance of threaded connection, thereby the electric field strength of the part surface can be reduced, and the air chamber reliability of a gas insulating switch cabinet is improved.
Description
Technical field
The utility model relates to a kind of jockey, particularly relates to a kind of bus connecting device that is used for medium pressure gas insulated switch cabinet air chamber.
Background technology
In the air chamber assembling process of gas insulation switch cabinet, it is a routine work that two current carrying bus are linked together.These current carrying bus current potential of living in and ampacity are generally in the magnitude of 200A～2500A.Common technical scheme is at present: two current carrying bus process a plane separately and process corresponding installing hole at the correspondence position that needs connect, and by thread connection two current carrying bus are assembled together.Though this bus connected mode is very ripe technically, has following problem:
Conventional threaded connection mode, bolt head and screw thread all expose, and form electric field easily and concentrate, and have reduced the electric field uniformity of busbar joint place piece surface.
Assembly crewman's technical merit is uneven, current carrying bus be connected with certain technical requirements, because of human factor causes the connection of two current carrying bus unreliable, unnecessary quality accident takes place in the time of will causing the switchgear operation.
Single employing plane contact, by the current carrying bus that is threaded, the Surface Machining on this plane on the bus is required than higher, and processing bus difficulty is bigger, time-consuming taking a lot of work.And owing to the other end of current carrying bus is fixed, if exist angle to reverse between the corresponding flat of current carrying bus when therefore assembling, this plane can't be adjusted, and can not fit together well, reliability can not guarantee that this is the important safety hidden danger that influences the normal operation of electric equipment.
The utility model content
At the problems referred to above, main purpose of the present utility model is to provide a kind of bus connecting device, it can improve the electric field uniformity of busbar joint place piece surface, improve the reliability to contact-making surface between neutrality and bus of current carrying bus junction, reduce the Surface Machining difficulty of current carrying bus junction and the difficulty that is connected of two current carrying bus.
The utility model solves above-mentioned technical problem by following technical proposals: a kind of bus connecting device, this device comprises upper connector, following connector, first current carrying bus, second current carrying bus, it is characterized in that: an end of described first current carrying bus is connected with described the latter half of connector down, the lower end of described second current carrying bus is connected with described the first half of connector down, and the upper end of described second current carrying bus links to each other with the lower end of described upper connector.
In one embodiment, described device also comprises fastening screw nut down, described the latter half of connector down is the cylinder of hollow, the first half is the female outer conical surface of processing, and there is columniform hole at the center, and described fastening screw nut down is cylindrical outward, the coaxial female cone face that matches with the described outer conical surface of connector down that has in upper end, be processed with screwed hole in described fastening screw nut lower end down, match with the described external screw thread of connector down.
In another embodiment, described device also comprises fastening screw nut, the latter half of described upper connector is the female outer conical surface of processing, and there is columniform hole at the center, the described fastening screw nut of going up is cylindrical outward, the coaxial female cone face that matches with the outer conical surface of described upper connector that has in lower end, the fastening screw nut upper end is processed with screwed hole on described, matches with the external screw thread of described upper connector.
In another embodiment, described the first half outer conical surface of connector down is divided into 4 to 12 at circumferencial direction, is preferably 6, and the latter half outer conical surface of described upper connector is divided into 4 to 12 at circumferencial direction, is preferably 6.
Positive progressive effect of the present utility model is: the bus connecting device that the utility model provides has the following advantages:
The bus connecting device that the utility model relates to, this device can increase the contact area between the bus row, be easy to adjust, and the reliability can improve current carrying bus and interconnect the time.Especially bus row junction is a circular arc, smooth-shaped, and the sharp projection of no thread connection can reduce the electric field strength of piece surface, thereby improves the air chamber reliability of gas insulation switch cabinet.
Description of drawings
Fig. 1 is the scheme of erection of connector under the utility model, following fastening screw nut and first and second current carrying bus;
Fig. 2 is the utility model upper connector, the scheme of erection of going up the fastening screw nut and second current carrying bus;
Fig. 3 is the whole scheme of erection of upper and lower connector of the utility model and bus.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.Fig. 1 is the scheme of erection of connector under the utility model, following fastening screw nut and first and second current carrying bus; Referring to Fig. 1, the latter half of following connector 2 is the cylinder of hollow, and the first half is an outer conical surface, and there is columniform hole at the center, also is processed with internal thread in outer conical surface; The first half outer conical surface of following connector 2 is divided into 4 to 12 at circumferencial direction, is preferably 6; Outside the following fastening screw nut 3 is cylindrical, the coaxial female cone face that matches with the outer conical surface of following connector 2 that has in upper end, the lower end is processed with screwed hole, match with following connector 2 external screw threads, when assembling, to descend cylindrical hole one end of connector 2 to be enclosed within an end of first current carrying bus 1 earlier, to descend fastening screw nut 3 to be enclosed within down outside the connector 2 again, make both taper seats corresponding mutually, in the cylindrical hole with conical end center on the connector 2 under the lower end insertion of second current carrying bus 4, screw-in gradually along with following fastening screw nut 3, the internal thread of following fastening screw nut 3 meshes gradually with the external screw thread of following connector 2, the taper seat of following fastening screw nut 3 pushes down the tapered tread hole of connector 2 gradually, makes this screw thread of The latter sting tight second current carrying bus 4.
Fig. 2 is the utility model upper connector, the scheme of erection of going up the fastening screw nut and second current carrying bus; Referring to Fig. 2, the latter half of upper connector 5 is an outer conical surface, and there is columniform hole at the center, also is processed with internal thread in outer conical surface, and the latter half outer conical surface of upper connector 5 is divided into 4 to 12 at circumferencial direction, is preferably 6; Outside the last fastening screw nut 6 is cylindrical, the coaxial female cone face that matches with the outer conical surface of upper connector 5 that has at its center, lower end, the upper end is processed with screwed hole, match with upper connector 5 external screw threads, when assembling, internal conical surface one end that to go up fastening screw nut 6 earlier is enclosed within the other end of second current carrying bus 4 down, this end of described then second current carrying bus 4 inserts in the cylindrical hole of upper connector 5 tapered segments, like this, last fastening screw nut 6 is corresponding mutually with the taper seat of upper connector 5 tapered segments, screw-in gradually along with last fastening screw nut 6, the external screw thread of the internal thread of last fastening screw nut 6 and upper connector 5 meshes gradually, the taper seat of last fastening screw nut 6 pushes the tapered tread hole of upper connector 5 gradually, makes this screw thread of The latter sting tight second current carrying bus 4.
Fig. 3 is the whole scheme of erection of upper and lower connector of the utility model and bus, referring to Fig. 3, because there is fastening screw nut at second current carrying bus, 4 two ends, before fastening screw nut is not locked, second current carrying bus 4 can be around its rotational, thereby adjusts the plane applying degree of the contact plane of upper connector 5 contact planes and the 3rd current carrying bus or another upper connector.As seen, for second current carrying bus 4, adopt this kind mode, be easy to adjust, improved the junction to neutrality, strengthened the reliability of assembling, especially the busbar junction is a circular arc, smooth-shaped, the sharp projection of no thread connection, reduce the electric field strength of piece surface, thereby improved the air chamber reliability of gas insulation switch cabinet.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. bus connecting device, this device comprises upper connector (5), following connector (2), first current carrying bus (1), second current carrying bus (4), it is characterized in that: an end of described first current carrying bus (1) is connected with described the latter half of connector (2) down, the lower end of described second current carrying bus (4) is connected with described the first half of connector (2) down, and the upper end of described second current carrying bus (4) links to each other with the lower end of described upper connector (5).
2. bus connecting device according to claim 1, it is characterized in that: described device also comprises fastening screw nut (3) down, described the latter half of connector (2) down is the cylinder of hollow, the first half is the female outer conical surface of processing, and there is columniform hole at the center, described fastening screw nut (3) down is outer to be cylindrical, the coaxial female cone face that matches with the described outer conical surface of connector (2) down that has in upper end, be processed with screwed hole in described fastening screw nut (3) lower end down, match with the described external screw thread of connector (2) down.
3. bus connecting device according to claim 1, it is characterized in that: described device also comprises fastening screw nut (6), the latter half of described upper connector (5) is the female outer conical surface of processing, and there is columniform hole at the center, described upward fastening screw nut (6) is outer to be cylindrical, the coaxial female cone face that matches with the outer conical surface of described upper connector (5) that has in lower end, fastening screw nut (6) upper end is processed with screwed hole on described, matches with the external screw thread of described upper connector (5).
4. bus connecting device according to claim 1, it is characterized in that: described the first half outer conical surface of connector (2) down is divided into 4 to 12 at circumferencial direction, and the latter half outer conical surface of described upper connector (5) is divided into 4 to 12 at circumferencial direction.
5. bus connecting device according to claim 4 is characterized in that: described the first half outer conical surface of connector (2) down is divided into 6 at circumferencial direction, and the latter half outer conical surface of described upper connector (5) is divided into 6 at circumferencial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020164874 CN201682205U (en) | 2010-04-20 | 2010-04-20 | Bus connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020164874 CN201682205U (en) | 2010-04-20 | 2010-04-20 | Bus connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201682205U true CN201682205U (en) | 2010-12-22 |
Family
ID=43347238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020164874 Expired - Lifetime CN201682205U (en) | 2010-04-20 | 2010-04-20 | Bus connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201682205U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703091A (en) * | 2016-04-18 | 2016-06-22 | 永城煤电控股集团有限公司 | Soft high-voltage connecting bus |
| CN107146433A (en) * | 2017-06-15 | 2017-09-08 | 无畏警用装备有限公司 | The baton of resistance to impact |
| WO2021094732A1 (en) * | 2019-11-11 | 2021-05-20 | Intelligent Growth Solutions Limited | Electrical connector |
-
2010
- 2010-04-20 CN CN 201020164874 patent/CN201682205U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703091A (en) * | 2016-04-18 | 2016-06-22 | 永城煤电控股集团有限公司 | Soft high-voltage connecting bus |
| CN107146433A (en) * | 2017-06-15 | 2017-09-08 | 无畏警用装备有限公司 | The baton of resistance to impact |
| WO2021094732A1 (en) * | 2019-11-11 | 2021-05-20 | Intelligent Growth Solutions Limited | Electrical connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101222 |