CN213845060U - Combined type electric contact - Google Patents
Combined type electric contact Download PDFInfo
- Publication number
- CN213845060U CN213845060U CN202022758084.9U CN202022758084U CN213845060U CN 213845060 U CN213845060 U CN 213845060U CN 202022758084 U CN202022758084 U CN 202022758084U CN 213845060 U CN213845060 U CN 213845060U
- Authority
- CN
- China
- Prior art keywords
- electric contact
- base body
- mounting
- mounting hole
- protective layer
- 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
Images
Landscapes
- Contacts (AREA)
Abstract
The utility model discloses a modular electric contact, its structure is including the base member, the base member upper end is provided with the installation end of electricity contact jaw and being located the other end, still be provided with one deck electric contact piece between electric contact end and the base member, the diameter of electric contact piece is greater than the diameter of base member, the mounting hole has been seted up on the electric contact piece, this mounting hole is located the axis of base member for the centre of a circle of annular structure design and mounting hole, the lower terminal surface of mounting hole extends there is the installation department, the mounting hole forms the assembly chamber with the installation department intercommunication, the assembly groove with installation department size looks adaptation is seted up to one side that lies in electricity contact jaw on the base member, the up end ring of electric contact piece is equipped with the bump that a plurality of equidistance distributed.
Description
Technical Field
The utility model relates to an electrical contact technical field, more specifically say, it relates to a modular electrical contact.
Background
The electrical contact is a core component of a switching apparatus, is responsible for the operations of switching on, breaking, current guiding and the like of the electrical apparatus, has the performance directly influencing the overall reliability, stability, precision and service life of the operation of conduction systems of the electrical apparatus, the electronics and the like, and the key for ensuring the excellent performance of an electrical contact element is the research and the preparation of a new material. The structure of the existing electric contact generally comprises a base body and an electric contact layer compositely arranged on the base body, the composition between the traditional electric contact layer and the base body is generally carried out through the procedures of initial pressing, sintering, re-pressing and the like, and the electric contact adopting the composite structure has the defects that when the electric contact layer or the electric contact of the electric contact is worn, the whole electric contact needs to be replaced, the service life of the whole electric contact is influenced, and the use cost is increased. On the other hand, when the conventional electric contact is welded, the electric contact end and the welding surface are in the same horizontal plane, and a welder easily touches the electric contact end, so that the electric conductivity of the electric contact end is influenced, and the normal use of the electric contact is influenced.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a modular electrical contact which can effectively solve the problems of the prior art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a modular electric contact, including the base member, the base member upper end is provided with electric contact end and is located the installation end of the other end, still be provided with one deck electric contact piece between electric contact end and the base member, the diameter of electric contact piece is greater than the diameter of base member, the mounting hole has been seted up on the electric contact piece, this mounting hole is that the centre of a circle of annular structure design and mounting hole is located the axis of base member, the lower terminal surface of mounting hole extends there is the installation department, the mounting hole forms the assembly chamber with the installation department intercommunication, the assembly groove with installation department size looks adaptation is seted up to one side that lies in electric contact end on the base member, the up end ring of electric contact piece is equipped with the bump of a plurality of equidistance distributions.
The scheme has the advantages that: the position of the electric contact piece can be limited through the electric contact end, the electric contact piece is prevented from slipping out or falling off in the using process of the electric contact, the electric contact is welded through the outer ring of the electric contact piece by the aid of the electric contact piece, a welder can be welded with a copper piece through the outer ring of the electric contact piece, welding is more convenient and fast, further, the upper end face of the electric contact piece is annularly provided with a plurality of salient points which are distributed at equal intervals, the lower end face of the electric contact end is abutted against the upper end face of the salient points through the arrangement of the salient points when the electric contact end is assembled, the electric contact end and the electric contact piece are positioned on different horizontal planes, and the electric contact is prevented from being mistakenly electrically touched and further influencing the use of the electric contact in the welding process.
The utility model discloses further set up to: and a filling block is formed between the base body and the assembly groove and is used for filling the assembly cavity, the height of the filling block is higher than the notch of the assembly groove, and the height difference is equal to the thickness of the electric contact sheet.
The scheme has the advantages that: the height of the filling block is higher than the notch of the assembling groove, the height difference is equal to the thickness of the electric contact sheet, so that the filling block can fully fill the assembling cavity, the electric contact sheet is completely attached to the base body when the assembling is completed, and the normal use of the electric contact is prevented from being influenced due to the error in the installation of the electric contact sheet.
The utility model discloses further set up to: threaded grooves are formed in the two ends of the central axis of the base body, the threaded groove towards one side of the electric contact end is located in the filling block, the circle center of the threaded groove is located at the same position as the central point of the filling block, threaded rods are arranged on the electric contact end and the mounting end, and the electric contact end and the mounting end are connected with the base body through the matching between the threaded rods and the threaded grooves.
The scheme has the advantages that: the electric contact end, the mounting end and the base body are connected through threads, firmness is guaranteed, when the electric contact end, the electric contact plate, the base body and the mounting end are abraded or need to be replaced, other components of the damaged part can be replaced for normal use, the service life of the whole electric contact is prolonged, the utilization rate is improved, and the use cost is reduced.
The utility model discloses further set up to: a first protective layer is arranged around the thread groove in the base body, and a second protective layer is further arranged around the assembling groove in the base body.
The scheme has the advantages that: the first protective layer enables the safety of the electric contact end and the installation end when being connected with the base body to be higher, the normal use of the electric contact cannot be influenced, and the second protective layer enables the safety of the electric contact sheet and the base body when being assembled to be higher.
The utility model discloses further set up to: the first protective layer and the second protective layer are made of high-conductivity materials.
The scheme has the advantages that: the first protective layer and the second protective layer are made of high-conductivity materials to enhance conductivity, so that the contact resistance among the electric contact end, the mounting end, the electric contact sheet and the base body is small, the electric energy loss is low, the service life of the electric contact is prolonged, and the cost is reduced.
The utility model discloses further set up to: the base body is made of silver-copper alloy, and the electric contact end and the mounting end are made of pure silver.
The scheme has the advantages that: the base body is made of silver-copper alloy, and the electric contact end and the mounting end are made of silver materials, so that the good contact performance of the electric contact is guaranteed, and meanwhile, the manufacturing cost is saved.
The utility model discloses further set up to: the electric contact end and the mounting end are designed to be in a conical structure.
The scheme has the advantages that: the mounting end adopts the design of toper structure for the mounting end passes the locating hole more easily when the installation of electrical contact, and then improves electrical contact's installation effectiveness.
To sum up, the utility model discloses following beneficial effect has: the position of the electric contact plate can be limited through the electric contact end, the electric contact plate is prevented from sliding out or falling off in the using process of the electric contact, the electric contact is welded through the outer ring of the electric contact plate by the welding device, the welding process is more convenient and more firm, furthermore, a plurality of salient points which are distributed at equal intervals are annularly arranged on the upper end surface of the electric contact plate, the lower end surface of the electric contact end is abutted against the upper end surface of the salient points when the electric contact end is assembled by arranging the salient points, the electric contact end and the electric contact plate are positioned on different horizontal planes, the influence on the use of the electric contact due to the mistaken electric shock on the electric contact end in the welding process is avoided, on the other hand, the electric contact adopts a combined structure design, when the electric contact end, the electric contact plate, the base body and the mounting end are worn or need to be replaced, other components of the damaged part can be normally used only by replacement, the service life of the whole electric contact is prolonged, the utilization rate is improved, and the use cost is reduced.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the present invention;
fig. 2 is a front view of the utility model with a split structure;
fig. 3 is a structural sectional view of the base body of the present invention.
Reference numerals: 1. a substrate; 101. assembling a groove; 102. a thread groove; 103. a first protective layer; 104. a second protective layer; 2. an electrical contact end; 201. a threaded rod; 3. an installation end; 4. an electrical contact pad; 401. mounting holes; 402. an installation part; 403. salient points; 404. filling blocks; 405. and assembling the cavity.
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.
Please refer to fig. 1-3, a combined electrical contact according to an embodiment of the present invention includes a base 1, the upper end of the base 1 is provided with an electrical contact end 2 and an installation end 3 located at the other end, a layer of electrical contact sheet 4 is further disposed between the electrical contact end 2 and the base 1, the diameter of the electrical contact sheet 4 is greater than the diameter of the base 1, an installation hole 401 is disposed on the electrical contact sheet 4, the installation hole 401 is designed to be an annular structure, the center of the installation hole 401 is located on the central axis of the base 1, an installation portion 402 extends from the lower end surface of the installation hole 401, the installation hole 401 and the installation portion 402 are communicated to form an assembly cavity 405, an assembly groove 101 matched with the size of the installation portion 402 is disposed on one side of the base 1 located at the electrical contact end 2, and a plurality of bumps 403 distributed at equal intervals are annularly disposed on the upper end surface of the electrical contact sheet 4. When the electric contact welding device is used, the electric contact sheet 4 is arranged between the electric contact end 2 and the base body 1, the electric contact sheet 4 is inserted into the assembling groove 101 through the installing part 402 to complete assembling, the electric contact end 2 is further installed, the diameter of the lower end face of the electric contact end 2 is larger than that of the installing hole 401, the position of the electric contact sheet 4 can be limited through the electric contact end 2, the electric contact sheet 4 is prevented from sliding out or falling off in the using process of the electric contact, through the electric contact sheet 4, the installing part 402 of the electric contact and the base body 1 penetrate through a copper piece to be welded when the electric contact is welded, the lower surface of the electric contact sheet 4 is attached to the surface of a copper sheet to be welded, the welder can be welded with the copper piece through the outer ring of the electric contact sheet 4, the welding process is more convenient and firmer, meanwhile, a plurality of protruding points 403 which are distributed at equal intervals are annularly arranged on the upper end face of the electric contact sheet 4, and through the protruding points 403, the lower end face of the electric contact end 2 is enabled to be assembled to be connected with the upper end face of the protruding points 403 when the electric contact end 2 is completed The mutual abutting enables the electric contact end 2 and the electric contact sheet 4 to be in different horizontal planes, and the electric contact is prevented from being influenced by mistakenly electric shock of the electric contact end 2 in the welding process.
A filling block 404 is formed between the base body 1 and the mounting groove 101, the filling block 404 is used for filling the mounting cavity 405, the height of the filling block 404 is higher than the notch of the mounting groove 101, and the height difference is equal to the thickness of the electric contact 4. When the electric contact is used, the mounting hole 401 and the mounting portion 402 are communicated with each other to form a mounting cavity 405, the electric contact sheet 4 is mounted through the mounting groove 101, the filling block 404 in the middle section of the base body 1 is matched with the mounting cavity 405 in size and used for filling the mounting cavity 405, the height of the filling block 404 is higher than the notch of the mounting groove 101, the height difference is equal to the thickness of the electric contact sheet 4, so that the filling block 404 can fully fill the mounting cavity 405, meanwhile, the electric contact sheet 4 is completely attached to the base body 1 when the mounting is completed, and the influence on the normal use of the electric contact due to the error in the mounting of the electric contact sheet 4 is avoided.
Threaded grooves 102 are formed in two ends of a central axis of the base body 1, the threaded grooves 102 facing one side of the electric contact end 2 are located in the filling block 404, the circle center of the threaded grooves 102 is located at the same position as the central point of the filling block 404, threaded rods 201 are arranged on the electric contact end 2 and the mounting end 3, and the electric contact end 2 and the mounting end 3 are connected with the base body 1 through the matching between the threaded rods 201 and the threaded grooves 102. When the electric contact terminal 2, the electric contact sheet 4, the base body 1 and the mounting end 3 are worn or need to be replaced, other components of the accessory which can only be replaced and damaged can be normally used, the service life of the whole electric contact is prolonged, the utilization rate is improved, and the use cost is reduced.
A first protective layer 103 is provided in the base body 1 around the screw groove 102, and a second protective layer 104 is also provided in the base body 1 around the fitting groove 101. In use, the first protective layer 103 is arranged around the thread groove 102, so that the safety of the connection of the electric contact end 2 and the mounting end 3 with the base body 1 is higher, the normal use of the electric contact is not affected, and the second protective layer 104 is arranged around the assembling groove 101 in the base body 1, so that the safety of the assembly between the electric contact sheet 4 and the base body 1 is higher.
The first protective layer 103 and the second protective layer 104 are made of high-conductivity materials. When the electric contact is used, the first protective layer 103 and the second protective layer 104 are made of high-conductivity materials to enhance the conductivity, so that the contact resistance among the electric contact end 2, the mounting end 3, the electric contact sheet 4 and the base body 1 is small, the electric energy loss is low, the service life of the electric contact is prolonged, and the cost is reduced.
The substrate 1 is made of silver-copper alloy, and the electric contact end 2 and the mounting end 3 are made of pure silver. When the electric contact is used, silver is an ideal raw material for preparing an electric contact element, but the high price of silver can cause higher production cost if the whole electric contact is made of silver, silver-copper alloy is a good substitute metal, the substrate 1 is made of the silver-copper alloy, and the electric contact end 2 and the mounting end 3 are made of the silver material, so that the good contact performance of the electric contact is ensured, and the manufacturing cost is saved.
The electrical contact end 2 and the mounting end 3 are designed in a conical structure. When the electric contact is used, the mounting end 3 is designed to be in a conical structure, so that the mounting end 3 can penetrate through the positioning hole more easily when the electric contact is mounted, and the mounting efficiency of the electric contact is improved.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A combined type electric contact comprises a base body (1), and is characterized in that: the upper end of the base body (1) is provided with an electric contact end (2) and a mounting end (3) positioned at the other end, a layer of electric contact sheet (4) is arranged between the electric contact end (2) and the substrate (1), the diameter of the electric contact sheet (4) is larger than that of the base body (1), a mounting hole (401) is formed in the electric contact sheet (4), the mounting hole (401) is designed to be an annular structure, the circle center of the mounting hole (401) is positioned on the central axis of the base body (1), a mounting part (402) extends from the lower end surface of the mounting hole (401), the mounting hole (401) and the mounting part (402) are communicated with each other to form a mounting cavity (405), one side of the base body (1) positioned at the electric contact end (2) is provided with an assembling groove (101) with the size matched with that of the mounting part (402), the upper end face of the electric contact sheet (4) is annularly provided with a plurality of salient points (403) which are distributed at equal intervals.
2. The modular electrical contact of claim 1, wherein: a filling block (404) is formed between the base body (1) and the assembly groove (101), the filling block (404) is used for filling the assembly cavity (405), the height of the filling block (404) is higher than the notch of the assembly groove (101), and the height difference is equal to the thickness of the electric contact sheet (4).
3. The modular electrical contact of claim 2, wherein: thread grooves (102) are formed in two ends of a central axis of the base body (1), the thread grooves (102) facing one side of the electric contact end (2) are located in the filling block (404), the circle center of the thread grooves (102) is located at the same position as the central point of the filling block (404), threaded rods (201) are arranged on the electric contact end (2) and the mounting end (3), and the electric contact end (2) and the mounting end (3) are connected with the base body (1) through matching between the threaded rods (201) and the thread grooves (102).
4. The modular electrical contact of claim 3, wherein: a first protective layer (103) is arranged around the threaded groove (102) in the base body (1), and a second protective layer (104) is further arranged around the assembling groove (101) in the base body (1).
5. The modular electrical contact of claim 4, wherein: the first protective layer (103) and the second protective layer (104) are both made of high-conductivity materials.
6. The modular electrical contact of claim 1, wherein: the base body (1) is made of silver-copper alloy, and the electric contact end (2) and the mounting end (3) are made of pure silver.
7. The modular electrical contact of claim 1, wherein: the electric contact end (2) and the mounting end (3) are designed to be in a conical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758084.9U CN213845060U (en) | 2020-11-25 | 2020-11-25 | Combined type electric contact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758084.9U CN213845060U (en) | 2020-11-25 | 2020-11-25 | Combined type electric contact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213845060U true CN213845060U (en) | 2021-07-30 |
Family
ID=76991001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022758084.9U Active CN213845060U (en) | 2020-11-25 | 2020-11-25 | Combined type electric contact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213845060U (en) |
-
2020
- 2020-11-25 CN CN202022758084.9U patent/CN213845060U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205319222U (en) | Battery module with fusing protection function | |
| CN111490217A (en) | Copper bar assembly, battery module and copper bar assembly connecting method | |
| CN213845060U (en) | Combined type electric contact | |
| CN212085118U (en) | Copper bar assembly and battery module | |
| CN201320665Y (en) | Novel welding pin for welding bottoms of cylindrical lithium ion batteries | |
| CN212516949U (en) | Durable electric contact | |
| CN112643162B (en) | Welding method of industrial plug and socket contact assembly | |
| CN216715926U (en) | Welding-free power supply plug | |
| CN209736830U (en) | Module device for spot welding | |
| CN210091975U (en) | Vacuum arc-extinguishing chamber | |
| CN213816613U (en) | Wire fixing structure of circular electric connector | |
| CN203941862U (en) | A kind of three utmost point power-off restoration temperature detect switch (TDS)s | |
| CN208637497U (en) | A kind of battery conductive contact chip | |
| CN112290251A (en) | Miniaturized surface-mounted large-current connector | |
| CN201515281U (en) | Motor plastic support structure with replaceable carbon brush | |
| CN212516943U (en) | Electric contact | |
| CN215343097U (en) | Contact pin type connecting structure between circuit board and plug of power adapter | |
| CN212388130U (en) | Corrosion-resistant interface cladding material structure that charges | |
| CN204834553U (en) | Fuse | |
| CN213782307U (en) | Electroplating SFP terminal | |
| CN221687444U (en) | Contact base for vacuum arc-extinguishing chamber with firm connection | |
| CN202963683U (en) | Integral silver-plating electrode for porous processing | |
| CN215417910U (en) | Contact for contact bridge | |
| CN106413143B (en) | Heat storage device electrode | |
| CN213340119U (en) | High-performance silver-copper composite contact structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A combined electric contact Effective date of registration: 20220930 Granted publication date: 20210730 Pledgee: Zhejiang Wenzhou Longwan Rural Commercial Bank Co.,Ltd. Xincheng sub branch Pledgor: Wenzhou Huifeng Alloy Technology Co.,Ltd. Registration number: Y2022330002417 |