CN219759509U - Static conductor of direct current breaker - Google Patents
Static conductor of direct current breaker Download PDFInfo
- Publication number
- CN219759509U CN219759509U CN202321009013.6U CN202321009013U CN219759509U CN 219759509 U CN219759509 U CN 219759509U CN 202321009013 U CN202321009013 U CN 202321009013U CN 219759509 U CN219759509 U CN 219759509U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- contact
- direct current
- static
- current breaker
- 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
- 230000003068 static effect Effects 0.000 title claims abstract description 36
- 239000004020 conductor Substances 0.000 title claims abstract description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052709 silver Inorganic materials 0.000 claims abstract description 8
- 239000004332 silver Substances 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052738 indium Inorganic materials 0.000 claims description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 5
- 238000000034 method Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- NWFNSTOSIVLCJA-UHFFFAOYSA-L copper;diacetate;hydrate Chemical compound O.[Cu+2].CC([O-])=O.CC([O-])=O NWFNSTOSIVLCJA-UHFFFAOYSA-L 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a static conductor of a direct current breaker, which comprises a fixed seat, a connecting plate and a static contact, wherein one end of the fixed seat is fixedly connected with the connecting plate, the other end of the connecting plate is fixedly connected with the static contact, the cross sections of the fixed seat and the connecting plate are Z-shaped, the cross sections of the connecting plate and the static contact are U-shaped, contact silver points are welded on the static contact, and the height of the static contact is the same as the height of the fixed seat.
Description
Technical Field
The utility model relates to the technical field of direct current circuit breakers, in particular to a static conductor of a direct current circuit breaker.
Background
Along with the development of new energy technology, especially along with the continuous development of photovoltaic power plants, higher requirements are put forward on low-voltage electrical components, a breaker is a switching device commonly used in life, and generally comprises a direct-current breaker and an alternating-current breaker, wherein the direct-current breaker is stable direct-current voltage and has no zero crossing point, and an electric arc generated during breaking of the direct-current breaker is constant.
The existing direct current circuit breaker still has some defects when in use, the segmentation capability of the existing direct current circuit breaker is poor when the existing direct current circuit breaker is specifically used, the longer the current exists in the breaking process, the more difficult the arc is extinguished, thereby damaging the moving and static contacts and influencing the service life of the direct current circuit breaker.
Disclosure of Invention
The utility model aims to provide a static conductor of a direct current breaker, which aims to solve the problems that the segmentation capability is poor, the longer the current exists in the breaking process, the more difficult an arc is extinguished, so that a moving contact and a static contact are damaged, and the service life of the direct current breaker is influenced when the conventional direct current breaker is specifically used.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a static conductor of direct current circuit breaker, includes fixing base, connecting plate and stationary contact, fixing base one end fixedly connected with connecting plate, the connecting plate other end fixedly connected with stationary contact, the fixing base is in the Z shape with the cross-section of connecting plate, the cross-section of connecting plate and stationary contact is in the U shape, the welding has the contact silver point on the stationary contact, the height of stationary contact is the same horizontal plane with the high department of fixing base.
Preferably, the fixing seat, the connecting plate and the fixed contact are integrally formed.
Preferably, the connecting plate is provided with an elliptical hole.
Preferably, the fixing seat, the connecting plate and the fixed contact are made of T2 copper, and the fixing seat, the connecting plate and the fixed contact are plated with nickel.
Preferably, the fixing seat is provided with a positioning hole, two threaded holes are arranged between the positioning hole and the connecting plate on the fixing seat, and the two threaded holes are distributed on two sides.
Preferably, the contact silver points contain indium.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the fixed seat, the connecting plate and the fixed contact are integrally formed, so that the strength of the fixed seat is improved, the conductivity is increased, the connecting plate and the fixed contact are U-shaped, the breaking capacity of the static conductor is enhanced, the fixed seat, the connecting plate and the fixed contact are made of T2 copper, the conductivity is increased, and the elliptical holes are formed in the connecting plate, so that the cost can be reduced in the process of not affecting the temperature rise.
Drawings
Fig. 1 is a schematic view showing a structure of a static conductor of a dc breaker in a downward direction according to the present utility model;
fig. 2 is a schematic view showing a vertical perspective structure of a static conductor of a dc breaker according to the present utility model;
fig. 3 is a schematic diagram of a front view of a static conductor of a dc breaker according to the present utility model.
1. A fixing seat; 2. a connecting plate; 3. a stationary contact; 4. positioning holes; 5. a threaded hole; 6. an elliptical hole;
7. contact silver points.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements to be referred to must have a specific direction, construct and operate in the specific direction, and thus are not to be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Fig. 1-3 are schematic structural diagrams of a static conductor of a dc breaker according to a preferred embodiment of the present utility model, in this embodiment, the static conductor of a dc breaker includes a fixing base 1, a connecting plate 2 and a static contact 3, one end of the fixing base 1 is fixedly connected with the connecting plate 2, the other end of the connecting plate 2 is fixedly connected with the static contact 3, the cross sections of the fixing base 1 and the connecting plate 2 are in a Z shape, the cross sections of the connecting plate 2 and the static contact 3 are in a U shape, the static contact 3 is welded with a contact silver point 7, the height of the static contact 3 is the same as the height of the fixing base 1, and due to long-term use, the breaking capacity of the current is reduced when the temperature is higher, so the structure can increase the breaking capacity of the static conductor.
In this embodiment, the fixing base 1, the connecting plate 2 and the fixed contact 3 are integrally formed, and this structure increases its own conductivity and improves its own strength.
In this embodiment, the elliptical hole 6 is formed in the connecting plate 2, and the structure can reduce the manufacturing cost on the premise of ensuring that the conductivity is not affected.
In this embodiment, fixing base 1, connecting plate 2 and stationary contact 3 adopt T2 copper to make, and this setting can have better conductivity, and fixing base 1, connecting plate 2 and stationary contact 3 have plated this structure setting of nickel and have not only taken into account and beautify the product and protect the copper bar and produce the adverse effect of verdigris, but also can prolong electrical equipment's life.
In this embodiment, the fixing base 1 is provided with the locating hole 4, two threaded holes 5 are arranged between the locating hole 4 and the connecting plate 2 on the fixing base 1, and the two threaded holes 5 are distributed on two sides, and the structure is provided with the fixing base to ensure the firmness of installation.
In the embodiment, the indium element is contained on the contact silver point 7, so that the phenomenon of sticking points caused by the fact that the moving and static contacts are used at too high temperature for a long time is reduced.
The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.
Claims (6)
1. The utility model provides a static conductor of direct current circuit breaker, includes fixing base (1), connecting plate (2) and stationary contact (3), its characterized in that: fixing base (1) one end fixedly connected with connecting plate (2), connecting plate (2) other end fixedly connected with static contact (3), Z shape is personally submitted to fixing base (1) and connecting plate (2) transversal, U-shaped is submitted to connecting plate (2) and static contact (3) transversal, the welding has contact silver point (7) on static contact (3), the height of static contact (3) is the same horizontal plane with the highly department of fixing base (1).
2. The static electricity conductor of a direct current breaker according to claim 1, wherein: the fixing seat (1), the connecting plate (2) and the fixed contact (3) are integrally formed.
3. The static electricity conductor of a direct current breaker according to claim 2, wherein: elliptical holes (6) are formed in the connecting plates (2).
4. The static electricity conductor of a direct current breaker according to claim 2, wherein: the fixing seat (1), the connecting plate (2) and the fixed contact (3) are made of T2 copper, and the fixing seat (1), the connecting plate (2) and the fixed contact (3) are plated with nickel.
5. The static electricity conducting body of a direct current breaker according to claim 4, wherein: the fixing seat (1) is provided with a positioning hole (4), two threaded holes (5) are formed in the fixing seat (1) between the positioning hole (4) and the connecting plate (2), and the two threaded holes (5) are distributed on two sides.
6. The static electricity conductor of a direct current breaker according to claim 1, wherein: the contact silver points (7) contain indium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321009013.6U CN219759509U (en) | 2023-04-28 | 2023-04-28 | Static conductor of direct current breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321009013.6U CN219759509U (en) | 2023-04-28 | 2023-04-28 | Static conductor of direct current breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219759509U true CN219759509U (en) | 2023-09-26 |
Family
ID=88082287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321009013.6U Active CN219759509U (en) | 2023-04-28 | 2023-04-28 | Static conductor of direct current breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219759509U (en) |
-
2023
- 2023-04-28 CN CN202321009013.6U patent/CN219759509U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |