CN222338093U - High-voltage corrosion-resistant copper contact - Google Patents
High-voltage corrosion-resistant copper contact Download PDFInfo
- Publication number
- CN222338093U CN222338093U CN202421063903.XU CN202421063903U CN222338093U CN 222338093 U CN222338093 U CN 222338093U CN 202421063903 U CN202421063903 U CN 202421063903U CN 222338093 U CN222338093 U CN 222338093U
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- CN
- China
- Prior art keywords
- contact
- shell
- resistant copper
- fixedly connected
- symmetrically
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 20
- 239000010949 copper Substances 0.000 title claims abstract description 20
- 230000007797 corrosion Effects 0.000 title claims abstract description 20
- 238000005260 corrosion Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a high-voltage corrosion-resistant copper contact, which relates to the technical field of contacts and comprises a shell, wherein a front shell is arranged at the front end of the shell, contact assemblies are arranged in the shell, connecting mechanisms are symmetrically arranged on two sides of the interior of the shell, a slot is formed in the middle of the front shell, bolts are symmetrically and movably inserted into four corners of the front shell, and screw holes are symmetrically formed in four corners of the front end of the shell. According to the utility model, under the cooperation of the lead-out terminal, the electric connection sheet, the limiting frame, the elastic connection sheet, the radiating holes and the springs, the limiting frame is better in strength, difficult to deform and good in contact performance, and can be better connected with the electric connection sheet, the radiating holes can radiate heat, and the arranged springs are staggered, so that the limiting frame has the advantage of better deformation resistance effect.
Description
Technical Field
The utility model relates to the technical field of contacts, in particular to a high-voltage corrosion-resistant copper contact.
Background
The contact is one of key components of the switching device, and can be divided into three types of a breakable contact, a sliding contact and a fixed contact according to the structure and the working characteristics.
It is desirable to have good electrical conductivity, low contact resistance, high fusion welding resistance, high arc erosion resistance and material transfer resistance, and for vacuum contact materials,
The cutting current value is small, the compressive strength is high, and the breaking capacity is high. The microstructure of the contact material has an important influence on its macroscopic properties, the electrical properties of the contact material, such as resistance to fusion welding, arc erosion and pressure, not only being dependent on the composition of the contact material but also on the size of the grains of the composition material.
The electric contact is a main circuit conductive contact material widely applied to relays, contactors, load switches, medium-low voltage circuit breakers, household appliances, automobile appliances and other switching appliances. Switching devices are widely used to separate/close voltages/currents in electrical circuits, the reliability of which directly affects the reliable operation of the entire power system, and electrical contacts are one of the important components of the switching device.
The following problems exist in the prior art:
In the actual use process of the existing contact, the elasticity of the contact is affected if the limiting frame in the existing contact is thicker, the strength is insufficient if the limiting frame is thinner, the performance of the switch contact is affected, and meanwhile, the contact also has the defect of difficult heat dissipation, so that the practicability of the contact is reduced.
Disclosure of utility model
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides a high-voltage corrosion-resistant copper contact, includes the shell, the front end of shell is installed preceding shell, the internally mounted of shell have contact assembly, coupling mechanism is all installed to the inside both sides symmetry of shell, the slot has been seted up in the centre of preceding shell, the equal symmetry activity in four corners of preceding shell is pegged graft and is had the bolt, the screw has all been seted up to the equal symmetry in shell front end four corners.
Preferably, the contact assembly comprises a contact, the outer part of the contact is movably connected with the inner part of the shell, an electric contact piece is arranged at the rear end of the contact, and a rear contact piece is arranged at the bottom of the electric contact piece.
Preferably, the rear end of the contact body is fixedly connected with the front end of the electric contact piece.
Preferably, the bottom of the contact piece is fixedly connected with the top of the rear contact piece, and the contact head, the contact piece and the rear contact piece form an L shape.
Preferably, the connecting mechanism comprises a leading-out terminal, wherein the outer end of the leading-out terminal is symmetrically and fixedly connected with the middle of the upper end and the lower end of the shell, the bottom of the leading-out terminal is fixedly provided with a power connection sheet, the upper side and the lower side of the interior of the shell are symmetrically provided with limiting frames, the opposite surfaces of the limiting frames are elastic connection sheets, the surfaces of the elastic connection sheets are provided with heat dissipation holes, and the interior of the limiting frames is provided with springs.
Preferably, the bottom end of the power connection sheet is fixedly connected with the middle of the top of the limit frame.
Preferably, the bottom end of the spring is fixedly connected with two sides of the inner wall of the top of the limit frame, the other end of the spring is fixedly connected with the inner wall of the bottom of the limit frame, and the lower end of the elastic connecting sheet is symmetrically and fixedly connected with two ends of the electric contact sheet.
Preferably, the bolt is in threaded connection with the screw hole, and the inside of the slot is movably connected with the outside of the contact head.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. The utility model provides a high-voltage corrosion-resistant copper contact, which is characterized in that under the cooperation of a connecting mechanism, a lead-out terminal, a power connection sheet, a limiting frame, an elastic connection sheet, a radiating hole and a spring, the strength of the limiting frame is better, the elastic connection sheet is not easy to deform, the contact performance is good, the contact with the power connection sheet can be better connected, the heat of the contact can be radiated through the radiating hole, and the limiting frame has the advantage of better deformation resistance effect through the staggered arrangement of the arranged springs.
Drawings
FIG. 1 is a schematic view of the structure of a high voltage corrosion resistant copper contact of the present utility model;
FIG. 2 is a schematic structural view of a detail view of the high voltage corrosion resistant copper contact of the present utility model;
FIG. 3 is a schematic view of the structure of the inside of the high voltage corrosion resistant copper contact of the present utility model;
FIG. 4 is a schematic view of the structure of the contact assembly of the present utility model;
Fig. 5 is a schematic structural view of the present utility model.
The device comprises a shell 1, a front shell 2, a contact assembly 3, a connecting mechanism 4, a screw hole 5, a slot 6, a bolt 7, a screw hole 31, a contact head 32, a contact piece 33, a rear contact piece 41, a leading-out terminal 42, a contact piece 43, a limiting frame 44, an elastic tab 45, a heat dissipation hole 46 and a spring.
Detailed Description
The utility model is further illustrated by the following examples:
As shown in fig. 1-5, the utility model provides a high-voltage corrosion-resistant copper contact, which comprises a shell 1, wherein a front shell 2 is arranged at the front end of the shell 1, a contact component 3 is arranged in the shell 1, connecting mechanisms 4 are symmetrically arranged at two sides of the interior of the shell 1, a slot 5 is arranged in the middle of the front shell 2, bolts 6 are symmetrically and movably inserted into four corners of the front shell 2, and screw holes 7 are symmetrically arranged at four corners of the front end of the shell 1.
The bolt 6 is in threaded connection with the screw hole 7, and the inside of the slot 5 is movably connected with the outside of the contact 31.
The limiting frame 43 is better in strength, difficult to deform and good in contact performance through the connecting mechanism 4 and the elastic connection piece 44, can be better connected with the contact electric sheet 32 and can dissipate heat through the heat dissipation holes 45, and the limiting frame 43 is better in deformation resistance effect through the staggered arrangement of the springs 46.
As shown in fig. 4, the contact assembly 3 includes a contact 31, the outside of the contact 31 is movably connected with the inside of the housing 1, an electrical contact 32 is mounted at the rear end of the contact 31, and a rear contact 33 is mounted at the bottom of the electrical contact 32.
The rear ends of the contacts are fixedly connected to the front ends of the contact pads 32.
The bottom of the contact piece 32 is fixedly connected with the top of the rear contact piece 33, and the contact head 31, the contact piece 32 and the rear contact piece 33 form an L shape.
As shown in fig. 5, the connection mechanism 4 includes a lead-out terminal 41, the outer end of the lead-out terminal 41 is symmetrically and fixedly connected with the middle of the upper and lower ends of the housing 1, a power connection piece 42 is fixedly installed at the bottom of the lead-out terminal 41, a limit frame 43 is symmetrically installed at the upper and lower sides of the interior of the housing 1, elastic connection pieces 44 are arranged on opposite surfaces of the limit frame 43, heat dissipation holes 45 are formed in the surfaces of the elastic connection pieces 44, and springs 46 are installed in the limit frame 43.
The bottom end of the power connection piece 42 is fixedly connected with the middle of the top of the limit frame 43.
The bottom of the spring 46 is fixedly connected with two sides of the top inner wall of the limiting frame 43, the other end of the spring is fixedly connected with the bottom inner wall of the limiting frame 43, and the lower end of the elastic connecting sheet 44 is symmetrically and fixedly connected with two ends of the contact sheet 32.
The working principle of the high-voltage corrosion-resistant copper contact is specifically described below.
As shown in fig. 1-5, when the high-voltage corrosion-resistant copper contact is used, the contact piece 32 at the rear end of the contact head 31 can be inserted between two groups of elastic contact pieces 44, and then the contact piece 32 can be firmly fixed in the elastic contact pieces by utilizing the elasticity of the elastic contact pieces 44, so that the contact head 31 is tightly connected, then the contact head 31 passes through the slot 5, and the front end of the front shell 2 and the front end of the shell 1 are opposite, the bolt 6 is inserted into the screw hole 7 and screwed up, so that the installation is conveniently completed, meanwhile, the springs 46 which are staggered in the limiting frame 43 can ensure that the limiting frame 43 can form opposite deformation restoring force after being deformed, so that the strength of the limiting frame 43 is better, the contact performance is good, and the contact piece 32 can be better connected.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (8)
1. The high-voltage corrosion-resistant copper contact comprises a shell (1), wherein a front shell (2) is arranged at the front end of the shell (1), and is characterized in that a contact component (3) is arranged in the shell (1), connecting mechanisms (4) are symmetrically arranged on two sides of the shell (1), a slot (5) is formed in the middle of the front shell (2), bolts (6) are symmetrically and movably inserted into four corners of the front shell (2), and screw holes (7) are symmetrically formed in four corners of the front end of the shell (1).
2. The high-voltage corrosion-resistant copper contact according to claim 1, wherein the contact assembly (3) comprises a contact head (31), the outer part of the contact head (31) is movably connected with the inner part of the shell (1), an electric contact piece (32) is installed at the rear end of the contact head (31), and a rear contact piece (33) is installed at the bottom of the electric contact piece (32).
3. A high voltage corrosion resistant copper contact according to claim 2, wherein the rear end of the contact is fixedly connected to the front end of the contact tab (32).
4. A high voltage corrosion resistant copper contact according to claim 3, wherein the bottom of said contact blade (32) is fixedly connected to the top of the rear contact blade (33), said contact head (31), contact blade (32) and rear contact blade (33) forming an L-shape.
5. The high-voltage corrosion-resistant copper contact of claim 1, wherein the connecting mechanism (4) comprises an outgoing terminal (41), the outer end of the outgoing terminal (41) is symmetrically and fixedly connected with the middle of the upper end and the lower end of the shell (1), an electric connection piece (42) is fixedly arranged at the bottom of the outgoing terminal (41), limit frames (43) are symmetrically arranged on the upper side and the lower side of the interior of the shell (1), elastic connection pieces (44) are arranged on opposite surfaces of the limit frames (43), heat dissipation holes (45) are formed in the surfaces of the elastic connection pieces (44), and springs (46) are arranged in the limit frames (43).
6. The high-voltage corrosion-resistant copper contact according to claim 5, wherein the bottom end of the power receiving piece (42) is fixedly connected with the middle of the top of the limiting frame (43).
7. The high-voltage corrosion-resistant copper contact according to claim 6, wherein the bottom end of the spring (46) is fixedly connected with two sides of the top inner wall of the limit frame (43), the other end of the spring is fixedly connected with the bottom inner wall of the limit frame (43), and the lower end of the elastic tab (44) is symmetrically and fixedly connected with two ends of the contact piece (32).
8. The high-voltage corrosion-resistant copper contact according to claim 1, wherein the bolt (6) is in threaded connection with the screw hole (7), and the inside of the slot (5) is movably connected with the outside of the contact head (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421063903.XU CN222338093U (en) | 2024-05-16 | 2024-05-16 | High-voltage corrosion-resistant copper contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421063903.XU CN222338093U (en) | 2024-05-16 | 2024-05-16 | High-voltage corrosion-resistant copper contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222338093U true CN222338093U (en) | 2025-01-10 |
Family
ID=94146721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421063903.XU Active CN222338093U (en) | 2024-05-16 | 2024-05-16 | High-voltage corrosion-resistant copper contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222338093U (en) |
-
2024
- 2024-05-16 CN CN202421063903.XU patent/CN222338093U/en active Active
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