CN215345214U - PCB circuit mode connecting device and circuit board - Google Patents
PCB circuit mode connecting device and circuit board Download PDFInfo
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- CN215345214U CN215345214U CN202121250788.3U CN202121250788U CN215345214U CN 215345214 U CN215345214 U CN 215345214U CN 202121250788 U CN202121250788 U CN 202121250788U CN 215345214 U CN215345214 U CN 215345214U
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Abstract
The utility model is used in the technical field of electrical equipment, and provides a PCB circuit mode connecting device and a circuit board, wherein the device comprises a mode circuit structure, a mode circuit structure and a mode circuit structure, wherein the mode circuit structure comprises a circuit lead arranged on a PCB substrate, the circuit lead comprises at least one mode node group, and the mode node group comprises at least one pair of mode connecting nodes; and the jumper pin structure comprises at least one jumper pin which is in one-to-one correspondence with the paired mode connection nodes, and the jumper pins are connected and conducted with the paired mode connection nodes. According to the utility model, the plurality of mode node groups are arranged on the circuit lead, each mode node group comprises at least one pair of mode connecting nodes, the paired mode connecting nodes are connected and conducted through one jumper pin, and the on and off of each mode connecting node in the mode node groups can be set before the circuit board leaves a factory, so that the selection and setting of the circuit board modes are completed, the condition of mode selection errors caused by processes or people in the production and assembly processes can be effectively avoided, and the structure is stable and reliable.
Description
Technical Field
The utility model belongs to the technical field of electrical equipment, and particularly relates to a PCB circuit mode connecting device and a circuit board.
Background
In a circuit board of an electrical device, dials are usually used to select multiple operating modes of the electrical device, for example, in an air conditioner external unit board, in order to share one program and simultaneously be compatible with multiple models, a large number of dials are usually left in a main board for mode selection, and different dial combinations correspond to different modes to adapt to different models.
In the actual production process, due to the difference of the manufacturing process and the assembling process, a mode selection error may occur, and further, the whole equipment runs out of control, for example, a phenomenon that a bonding pad at the bottom of a dial plate is connected and soldered in the manufacturing process of a PCB may occur, or a dial error may occur when the dial plate is collided or accidentally knocked in the transportation and installation processes of a circuit board, so that the equipment mode selection error is caused, and the reliability is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a PCB circuit mode connecting device, aiming at solving the problem of low reliability of mode selection by using a dial.
The embodiment of the utility model provides a PCB circuit mode connecting device, which comprises:
a mode line structure including a circuit wire disposed on the PCB substrate, the circuit wire including at least one mode node group, the mode node group including at least one pair of mode connection nodes;
and the jumper pin structure comprises at least one jumper pin which is in one-to-one correspondence with the paired mode connection nodes, and the jumper pins are connected and conducted with the paired mode connection nodes.
In a second aspect, the present application also provides a circuit board, which includes the above PCB circuit mode connection device.
According to the embodiment of the utility model, the plurality of mode node groups are arranged on the circuit lead on the PCB substrate, each mode node group comprises at least one pair of mode connecting nodes, the paired mode connecting nodes are connected and conducted through one jumper pin, the paired mode connecting nodes can be disconnected in a mode of cutting off the jumper pin, and the connection and disconnection of each mode connecting node in the mode node groups can be set before the circuit board leaves a factory, so that the selection and setting of the circuit board mode are completed, the condition of mode selection errors caused by processes or people in the production and assembly processes can be effectively avoided, and the structure is stable and reliable.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a circuit mode connection device of a PCB according to an embodiment of the present invention;
fig. 2 is a schematic circuit structure diagram of an embodiment of a circuit mode connection device of a PCB according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another embodiment of a circuit mode connection device of a PCB according to an embodiment of the present invention;
fig. 4 is a schematic circuit structure diagram of another embodiment of a circuit mode connection device for a PCB according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The existing main control board uses a dial as mode selection, mode selection errors can occur in the production and assembly processes, the condition that the whole machine runs out of control is caused, and the reliability is low. According to the utility model, the mode node group is set, the mode node group comprises at least one pair of mode connecting nodes, and the paired mode connecting nodes are connected, connected and disconnected through a jumper pin, so that the selection and the setting of the circuit board mode are completed, the condition of mode selection errors caused by processes or people in the production and assembly processes can be effectively avoided, and the structure is stable and reliable.
ExamplesA
In some alternative embodiments, as shown in fig. 1, one embodiment of the present application provides a PCB board circuit mode connection device, which includes a mode wire structure 1 and a jumper pin structure.
The mode wiring structure 1 includes a circuit wire 12 disposed on a PCB substrate 11, the circuit wire 12 including at least one mode node group 13, the mode node group including at least one pair of mode connection nodes;
the jumper structure comprises at least one jumper pin 2 corresponding to the paired mode connection nodes one by one, and the jumper pins 2 are connected and conducted with the paired mode connection nodes.
In implementation, the PCB Circuit mode connection device provided in the present application is used to replace a dial to implement a mode selection function, wherein a Printed Circuit Board (PCB) substrate 11 is provided with a Circuit wire 12, the Circuit wire 12 is a Circuit Printed on the PCB, the Circuit wire 12 is provided with one or more mode node groups 13, each mode node group 13 includes at least one pair of mode connection nodes, the pair of mode connection nodes are connected and conducted through a jumper pin 2, and the disconnection jumper pin 2 can disconnect the connection between the pair of mode connection nodes.
In implementation, the connection between the paired mode connection nodes turns on or off the dial operation of the corresponding dial, as shown in fig. 1, the mode node group 13 is provided with a pair of mode connection nodes, including a node a1 and a node B1, as shown in fig. 2, the circuit further includes a resistor R1, a resistor R2 and a processor MCU, the node a1 and the node B1 are connected through a jumper pin 2, and the jumper pin 2 connects the voltage terminal V1 and the resistor R1 and then connects the voltage terminal V1 and the resistor R1 with the processor MCU to form a mode selection circuit, wherein when the jumper pin 2 connects the conduction node a1 and the node B1, the mode selection circuit corresponds to the mode X. And when the jumper pin 2 is disconnected, the node a1 and the node B1 are disconnected, corresponding to the mode Y.
In other embodiments, the mode node group 13 is provided with more than one pair of mode connection nodes, as shown in fig. 3, the circuit includes four pairs of mode connection nodes, which are respectively a node a1, a node B1, a node a2, a node B2, a node a2, and a node B2, where the node a2 and the node B2 are a pair, the corresponding circuit structure is shown in fig. 4, and the circuit further includes a resistor R2, a processor MCU, and a node a2 and a node B2, a node B2 and a node B2 are respectively connected through a conducting pin. During the production and/or assembly process of the circuit board, the connection or disconnection between each pair of mode connection nodes can be selected and set to realize mode selection, for example, four jumper pins 2 are respectively connected to conduct the corresponding mode connection node, corresponding to the mode X1; when the jumper 2 between node a1 and node B1 is disconnected, corresponding to mode X2; when the jumper 2 between node a2 and node B2 and the jumper 2 between node A3 and node B3 are disconnected, mode X3 is corresponded. Realize hard connection through the mode of jumper pin 2 connected, stable in structure is reliable, avoids appearing because of the wrong condition of mode selection that technology problem or assembly transportation problem lead to, and uses the price of jumper pin 2 to be far less than the dial, can effectively reduce manufacturing cost. It should be noted that the number of the skip pins given above is only an example, and is not a limitation of the present application, and on the contrary, in other embodiments of the present invention, the adaptive adjustment may be performed according to different function modes, and the mode selection may be satisfied with the function of the adaptor model.
According to the embodiment of the application, the plurality of mode node groups 13 are arranged on the circuit lead 12 on the PCB substrate 11, each mode node group 13 comprises at least one pair of mode connecting nodes, the paired mode connecting nodes are connected and conducted through one jumper pin 2, the paired mode connecting nodes can be disconnected in a mode of cutting off the jumper pin 2, the mode connecting nodes in the mode node groups 13 can be connected and disconnected before the circuit board leaves a factory, so that the mode selection and the setting of the circuit board are completed, the condition of mode selection errors caused by processes or people in the production and assembly processes can be effectively avoided, and the structure is stable and reliable.
Example two
In some optional embodiments, the pattern circuit structure 1 further includes a groove disposed on the substrate 11, the pair of pattern connection nodes are disposed on two sides of the groove, respectively, and two ends of the jumper pin 2 are connected to the pattern connection nodes corresponding to the two sides of the groove, respectively.
When the flying wire cutting device is used, the jumper pin 2 is a flying wire for connecting paired mode connection nodes, the jumper pin 2 can be cut off to disconnect the connection between the paired two mode connection nodes, a groove is formed in the substrate 11, the jumper pin 2 stretches across the mode connection nodes on two sides of the groove connection groove, the distance between the jumper pin 2 and the substrate 11 is increased, and the jumper pin 2 is conveniently cut off. In some embodiments, the groove is an opening 14 formed in the substrate 11, and by forming the opening 14 in the substrate 11, the pair of two mode connection nodes are respectively disposed on two sides of the opening 14, so that the pogo pin 2 is not contacted with the circuit board when being cut, thereby avoiding the situation of mistakenly touching the circuit board lead, facilitating the cutting of the pogo pin 2 and improving the safety.
EXAMPLE III
In some alternative embodiments, the mode connection node is provided with a jumper pin fixing part (not shown) for detachable connection with the jumper pin 2.
When implementing, the jump needle fixed part can adopt the metal to make for connect and switch on mode connected node and jump needle 2, and for dismantling between jump needle fixed part and the jump needle 2 and be connected, for example the jump needle fixed part is the metal hole on the mode connected node, the tip of jump needle 2 can insert the metal hole and be connected with the metal hole tight fit. Or the jumper pin fixing part is designed into a cylinder formed by extending the mode connecting node, small holes matched with the cylinder are formed at two ends of the jumper pin 2, and the mode connecting node and the jumper pin 2 are detachably connected through the small holes and the cylinder in an embedded mode.
In some embodiments, the jumper fixing portion includes a jumper positioning portion provided on the mode connection node and a locking portion hinged to the jumper positioning portion for locking the jumper 2. The jumper positioning part is arranged on the mode connecting node and used for bearing the jumper 2, and the locking part is hinged with the jumper positioning part so that the locking part can be opened and closed with the jumper positioning part, the jumper 2 is conveniently loosened and locked, and the jumper 2 is convenient to assemble and replace.
In some optional embodiments, the jumper fixing part is a jumper clamping groove (not shown) arranged on the mode connection node, and the jumper clamping groove is used for being in tight fit connection with the jumper 2.
When implementing, the sunken jump needle draw-in groove in the middle of the mode connected node extension formation, the shape and the size of this jump needle draw-in groove and jump needle 2 looks adaptation, for example jump needle 2 is cylindrical, can design into the rectangular recess of arc with the jump needle draw-in groove, and the arc shape and the degree of depth of recess can be according to the circumference design of columniform jump needle 2 to make jump needle 2 can imbed in this jump needle draw-in groove and be connected with jump needle draw-in groove tight fit. In other embodiments, one end of the jumper pin 2 is provided with a buckle (not shown), and the jumper pin clamping groove is provided with a bayonet (not shown) matched with the buckle. The buckle is the arch that the 2 one end of jump needle extended the formation, and the bayonet socket extends the recess that forms for the jump needle draw-in groove, and when 2 embedding jump needles draw-in grooves of jump needle, the buckle corresponds the gomphosis with the bayonet socket to improve the connection structure intensity between 2 and the jump needle draw-in groove of jump needle, improve structural stability.
Example four
In some alternative embodiments, the jumper pin 2 comprises a pre-cut portion (not shown) for breaking the jumper pin 2 when subjected to a preset external force. In practice, the pre-cut portion may be designed as a pre-cut line on the jumper pin 2, and the jumper pin 2 may be cut off when an external force is applied to the pre-cut line, or opposite forces may be applied to the jumper pins 2 on both sides of the pre-cut line, so that the jumper pin 2 is cut off, and the jumper pin 2 is easier to cut.
EXAMPLE five
In some alternative embodiments, the present application further provides a circuit board comprising a PCB board circuit mode connection device as described above.
In practice, the circuit board includes a PCB substrate 11, and the PCB circuit mode connection device includes a mode wiring structure 1 and a jumper pin structure. The mode wiring structure 1 includes a circuit wire 12 disposed on a PCB substrate 11, the circuit wire 12 including at least one mode node group 13, the mode node group including at least one pair of mode connection nodes; the jumper structure comprises at least one jumper pin 2 corresponding to the paired mode connection nodes one by one, and the jumper pins 2 are connected and conducted with the paired mode connection nodes.
In implementation, the PCB substrate 11 is provided with a circuit wire 12, the circuit wire 12 is provided with one or more mode node groups 13, each mode node group 13 includes at least one pair of mode connection nodes, the pair of mode connection nodes are connected and conducted through one jumper pin 2, and the disconnection jumper pin 2 can disconnect the connection between the pair of mode connection nodes. The connection between the paired mode connection nodes turns on or off the dial operation of the corresponding dial, taking the case that the mode node group 13 is provided with a pair of mode connection nodes, including a node a1 and a node B1, the node a1 and the node B1 are connected by a jumper pin 2, the jumper pin 2 connects the circuits on both sides of the node a1 and the node B1 to form a mode selection circuit, wherein, when the jumper pin 2 connects the conduction node a1 and the node B1, the mode X is corresponded; and when the jumper pin 2 is disconnected, the node a1 and the node B1 are disconnected, corresponding to the mode Y.
In other embodiments, the mode node group may further provide more than one pair of mode connection nodes, for example, four pairs of mode connection nodes, including node a1 and node B1, node a2 and node B2, node A3 and node B3, node a4 and node B4, which are provided in pairs, and the connections between node a1 and node B1, node a2 and node B2, node A3 and node B3, and node a4 and node B4 are respectively conducted through one jumper 2. During the production and/or assembly process of the circuit board, the connection or disconnection between each pair of mode connection nodes can be selected and set to realize mode selection, for example, four jumper pins 2 are respectively connected to conduct the corresponding mode connection node, corresponding to the mode X1; when the jumper 2 between node a1 and node B1 is disconnected, corresponding to mode X2; when the jumper 2 between node a2 and node B2 and the jumper 2 between node A3 and node B3 are disconnected, mode X3 is corresponded. Realize hard connection through the mode of jumper pin 2 connected, stable in structure is reliable, avoids appearing because of the wrong condition of mode selection that technology problem or assembly transportation problem lead to, and uses the price of jumper pin 2 to be far less than the dial, can effectively reduce manufacturing cost.
According to the embodiment of the application, the plurality of mode node groups 13 are arranged on the circuit lead 12 on the PCB substrate 11, each mode node group 13 comprises at least one pair of mode connecting nodes, the paired mode connecting nodes are connected and conducted through one jumper pin 2, the paired mode connecting nodes can be disconnected in a mode of cutting off the jumper pin 2, the mode connecting nodes in the mode node groups 13 can be connected and disconnected before the circuit board leaves a factory, so that the mode selection and the setting of the circuit board are completed, the condition of mode selection errors caused by processes or people in the production and assembly processes can be effectively avoided, and the structure is stable and reliable.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A PCB board circuit pattern connecting apparatus, comprising:
a mode line structure comprising a circuit conductor disposed on a PCB substrate, the circuit conductor comprising at least one mode node group, the mode node group comprising at least one pair of mode connection nodes;
and the jumper pin structure comprises at least one jumper pin which is in one-to-one correspondence with the paired mode connection nodes, and the jumper pins are connected and conducted with the paired mode connection nodes.
2. The PCB circuit pattern connection apparatus of claim 1, wherein the pattern wiring structure further comprises a groove disposed on the substrate, the pair of pattern connection nodes are disposed at both sides of the groove, respectively, and both ends of the jumper pin are connected to the pattern connection nodes corresponding to both sides of the groove, respectively.
3. The PCB board circuit pattern connection apparatus of claim 2, wherein the recess is an opening provided on the substrate.
4. The PCB board circuit mode connection device of claim 1, wherein the mode connection node is provided with a jumper pin fixing part for detachable connection with the jumper pin.
5. The PCB circuit mode connecting device of claim 4, wherein the pogo pin fixing portion comprises a pogo pin positioning portion provided on the mode connection node and a locking portion hinged to the pogo pin positioning portion for locking the pogo pin.
6. The PCB circuit mode connection device of claim 4, wherein the jumper pin fixing part is a jumper pin slot arranged on the mode connection node, the jumper pin slot is used for being in tight fit connection with the jumper pin.
7. The PCB circuit mode connecting device of claim 6, wherein one end of the jumper pin is provided with a buckle, and the jumper pin clamping groove is provided with a bayonet matched with the buckle.
8. The PCB board circuit pattern connecting device of claim 1, wherein the pogo pin includes a pre-cut portion for breaking the pogo pin when a predetermined external force is applied.
9. A circuit board characterized in that it comprises a PCB board circuit mode connection device according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121250788.3U CN215345214U (en) | 2021-06-04 | 2021-06-04 | PCB circuit mode connecting device and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121250788.3U CN215345214U (en) | 2021-06-04 | 2021-06-04 | PCB circuit mode connecting device and circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215345214U true CN215345214U (en) | 2021-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121250788.3U Active CN215345214U (en) | 2021-06-04 | 2021-06-04 | PCB circuit mode connecting device and circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215345214U (en) |
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2021
- 2021-06-04 CN CN202121250788.3U patent/CN215345214U/en active Active
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