CN208608132U - Electromagnetic relay leading-out terminal structure - Google Patents
Electromagnetic relay leading-out terminal structure Download PDFInfo
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- CN208608132U CN208608132U CN201821264750.XU CN201821264750U CN208608132U CN 208608132 U CN208608132 U CN 208608132U CN 201821264750 U CN201821264750 U CN 201821264750U CN 208608132 U CN208608132 U CN 208608132U
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- terminal
- interconnecting piece
- relay
- fixed part
- electromagnetic relay
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Abstract
The utility model discloses a kind of electromagnetic relay leading-out terminal structures, the QC terminal drawn including relay and from relay, the QC terminal is in metallic sheet-like formation, it is fixed with the copper conductive column for increasing QC terminal conductive area on the QC terminal, there is the connection structure connected for load circuit on the copper conductive column；The copper conductive column is in the L-type structure being made of fixed part and interconnecting piece, and the fixed part is fixed on the QC terminal, and the connecting portion is in the side of QC terminal separate on fixed part, and the connection structure is located on the interconnecting piece.The utility model is capable of increasing the conductive area and heat dissipation area of the terminal part QC, improves the service life of relay, guarantee the reliability of relay work by connecting copper conductive column on QC terminal.
Description
Technical field
The utility model belongs to electromagnetic relay field, more particularly, to a kind of electromagnetic relay leading-out terminal structure.
Background technique
Relay is a kind of electronic control device, plays the work such as automatic adjustment, safeguard protection, conversion circuit in circuit
With.Its working principle is to add certain voltage at coil both ends, will pass through certain electric current in coil, thus in magnetic circuit
Upper generation galvanomagnetic-effect, armature will overcome under the action of electromagnetic attracting force to be returned power and is drawn to iron core, to drive on dynamic spring
Stationary contact on movable contact and quiet spring is attracted, and reaches conducting effect in circuit.
The exit connection type of traditional electromagnetic relay is all printed circuit board-like (PCB terminal) and quickly connection
Two kinds of terminal (QC terminal).Pcb terminal is generally used for the lesser occasion of transmission power ratio, and QC terminal be then used for transmission power compared with
Big occasion.The exit of traditional electromagnetic relay is as shown in Figure 1 to Figure 3.
In the prior art, relay mainly includes: (cross-sectional area of terminal part is smaller, fits for single pcb terminal
For contact load < 20A), three kinds of shapes of single QC terminal (contact load 20A~50A) or pcb terminal+QC terminal combination
Formula.
Existing technical disadvantages are as follows: the relay product for being 40A~50A or so for contact load, what is generally used is equal
For two kinds of forms of QC terminal or pcb terminal+QC terminal combination, this is the current most common structure type.But for so big
Load, the calorific value of product be it is bigger, the temperature rise of interiors of products be also it is relatively high, especially when products application dissipate
When in the bad environment of heat, have a great impact (the electric life number for reducing product) to the electric life of product, when serious
Relay product contact can be possibly even set to be bonded and can not work.
Utility model content
The purpose of this utility model is in view of the above-mentioned problems, providing a kind of electromagnetic relay leading-out terminal structure.
In order to achieve the above objectives, the utility model uses following technical proposal:
A kind of electromagnetic relay leading-out terminal structure, the QC terminal drawn including relay and from relay, the QC
Terminal is in metallic sheet-like formation, and the copper conductive column for increasing QC terminal conductive area, the copper are fixed on the QC terminal
There is the connection structure connected for load circuit on conductive column；The copper conductive column is in the L-type being made of fixed part and interconnecting piece
Structure, the fixed part are fixed on the QC terminal, the connecting portion on fixed part far from the side of QC terminal, and institute
Connection structure is stated to be located on the interconnecting piece.
Through the above technical solutions, connecting copper conductive column on QC terminal, it is capable of increasing the conductive area of the terminal part QC
With heat dissipation area, the service life of relay is improved, guarantees the reliability of relay work.
In above-mentioned electromagnetic relay leading-out terminal structure, the fixed part has for fixing with QC terminal face contact
Contact surface.
In above-mentioned electromagnetic relay leading-out terminal structure, the contact surface is fixed on the QC by welding
The front or back of terminal.
Through the above technical solutions, the fixation that contacted with each other by way of face contact between copper conductive column and QC terminal, mentions
The stability of high circuit transmission and circuit structure.
In above-mentioned electromagnetic relay leading-out terminal structure, the thickness of the interconnecting piece is greater than the thickness of fixed part, and
The interconnecting piece is extended outwardly by one end of the fixed part and is obtained.
In above-mentioned electromagnetic relay leading-out terminal structure, the interconnecting piece is in cube structure, and the connection is tied
Structure includes the threaded hole being arranged on the connecting part, and has internal screw thread in the threaded hole, and the axis of the threaded hole with it is described
Interconnecting piece is parallel.
In above-mentioned electromagnetic relay leading-out terminal structure, the interconnecting piece is in cube structure, and the connection is tied
Structure includes the connecting column being arranged on interconnecting piece, and the connecting column has external screw thread, and the axis of the connecting column and the company
Socket part is parallel.
Through the above technical solutions, providing internal screw thread or outer spiral shell while realizing increase conductive area and heat dissipation area
Line facilitates user to connect external loading.
Compared with prior art, the utility model has the advantage that this structure mainly by the relay with QC terminal
Ontology and conduction copper column form, and improve on the basis of existing technology, overcome the prior art by using simple structure
Since medium-term and long-term, the mesh for facilitating user installation, reducing interiors of products temperature rise, increasing heat radiation area is reached
's.
Detailed description of the invention
Fig. 1 is the schematic diagram of pcb terminal relay in the prior art；
Fig. 2 is the schematic diagram of QC terminal relay in the prior art；
Fig. 3 is the three-dimensional structure diagram of QC terminal relay in the prior art；
Fig. 4 is the QC terminal relay construction schematic diagram that the utility model has conductive column；
Fig. 5 is the structural schematic diagram of copper conductive column in the utility model.
Appended drawing reference: relay 1；QC terminal 2；Copper conductive column 3；Connection structure 31；Fixed part 32；Interconnecting piece 33；Contact
Face 34；Threaded hole 35.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As shown in figure 4, the present embodiment proposes new electromagnetic relay leading-out terminal structure in view of the drawbacks of the prior art,
Including relay 1 and the QC terminal 2 drawn from relay 1, QC terminal 2 is in metallic sheet-like formation.The characteristics of the present embodiment, exists
In, it is fixed on QC terminal 2 to have conductivity well, it is specific conductive for increasing the copper conductive column 3 of 2 conductive area of QC terminal
The material of column can be process by fine copper or Cu alloy material, and conduction copper column surface can also cover have conductivity it is good
The good coat of metal.The conductive area for increasing QC terminal 2 by the copper conductive column 3, reduces entire 1 product contact circuit of relay
Resistance reduce the calorific value of product, while being capable of increasing the heat dissipation area of product again, that improves relay 1 product uses the longevity
Life ensure that the reliability of 1 product of relay work.
Preferably, as shown in figure 5, having the connection structure 31 connected for load circuit on copper conductive column 3, and copper is conductive
Column 3 is in the L-type structure being made of fixed part 32 and interconnecting piece 33, and fixed part 32 is fixed on QC terminal 2, and interconnecting piece 33 is located at
Far from one end of QC terminal 2 on fixed part 32, and connection structure 31 is located on the interconnecting piece 33.
Specifically, fixed part 32 has for the contact surface 34 fixed with 2 face contact of QC terminal, and contact surface 34 passes through welding
Mode be fixed on the front or back of QC terminal 2.
Preferably, interconnecting piece 33 is extended outwardly by one end of fixed part 32 and is obtained, and the thickness of interconnecting piece 33 is greater than fixation
The thickness in portion 32.
Specifically, interconnecting piece 33 be in cube structure, and connection structure 31 include be provided on interconnecting piece 33 and axis with
The parallel threaded hole 35 of interconnecting piece 33, threaded hole 35 is interior to have internal screw thread；Alternatively, connection structure 31 includes that setting is connecting
In portion 33 and connecting column that axis is parallel with interconnecting piece 33, the connecting column have external screw thread.When coming into operation, user can be with
1 product of relay is applied together in circuit connection with it using the mode that aforementioned internal screw thread or external screw thread are connected through a screw thread.
The structure of the preferred internal screw thread of the present embodiment.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although relay 1 is used more herein；QC terminal 2；Copper conductive column 3；Connection structure 31；Fixed part 32；Even
Socket part 33；Contact surface 34；The terms such as threaded hole 35, but it does not exclude the possibility of using other terms.Only using these terms
Merely to being more convenient to describe and explain the essence of the utility model；Being construed as any additional limitation is all
It is contrary to the spirit of the present invention.
Claims (6)
1. a kind of electromagnetic relay leading-out terminal structure, including relay (1) and the QC terminal (2) drawn from relay (1),
The QC terminal (2) is in metallic sheet-like formation, which is characterized in that is fixed on the QC terminal (2) for increasing QC terminal (2)
The copper conductive column (3) of conductive area has the connection structure (31) connected for load circuit on the copper conductive column (3)；It is described
Copper conductive column (3) is in the L-type structure being made of fixed part (32) and interconnecting piece (33), and the fixed part (32) is fixed on the QC
On terminal (2), the interconnecting piece (33) is located at one end on fixed part (32) far from QC terminal (2), and the connection structure
(31) it is located on the interconnecting piece (33).
2. electromagnetic relay leading-out terminal structure according to claim 1, which is characterized in that the fixed part (32) has
For the contact surface (34) fixed with QC terminal (2) face contact.
3. electromagnetic relay leading-out terminal structure according to claim 2, which is characterized in that the contact surface (34) passes through
The mode of welding is fixed on the front or back of the QC terminal (2).
4. electromagnetic relay leading-out terminal structure according to claim 1, which is characterized in that the thickness of the interconnecting piece (33)
Degree is greater than the thickness of fixed part (32), and the interconnecting piece (33) is extended outwardly by one end of the fixed part (32) and obtained.
5. electromagnetic relay leading-out terminal structure according to claim 4, which is characterized in that the interconnecting piece (33) is in just
Cube structure, and the connection structure (31) includes the threaded hole (35) being provided on interconnecting piece (33), the threaded hole (35)
It is interior that there is internal screw thread, and the axis of the threaded hole (35) is parallel with the interconnecting piece (33).
6. electromagnetic relay leading-out terminal structure according to claim 4, which is characterized in that the interconnecting piece (33) is in just
Cube structure, and the connection structure (31) includes the connecting column being arranged on interconnecting piece (33), the connecting column has outer spiral shell
Line, and the axis of the connecting column is parallel with the interconnecting piece (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821264750.XU CN208608132U (en) | 2018-08-03 | 2018-08-03 | Electromagnetic relay leading-out terminal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821264750.XU CN208608132U (en) | 2018-08-03 | 2018-08-03 | Electromagnetic relay leading-out terminal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608132U true CN208608132U (en) | 2019-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821264750.XU Active CN208608132U (en) | 2018-08-03 | 2018-08-03 | Electromagnetic relay leading-out terminal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768032A (en) * | 2019-10-12 | 2020-02-07 | 中航通飞研究院有限公司 | Adapter box penetrating through firewall of nacelle of aircraft engine |
-
2018
- 2018-08-03 CN CN201821264750.XU patent/CN208608132U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110768032A (en) * | 2019-10-12 | 2020-02-07 | 中航通飞研究院有限公司 | Adapter box penetrating through firewall of nacelle of aircraft engine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 314000 4 / F, building 4, No. 130, Qunxian Road, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Fanhua Electronic Co., Ltd Address before: 314001 4th floor, Jiaxing Software Park, 599 Yazhong Road, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG FANHAR ELECTRONICS Co.,Ltd. |