CN217477113U - Fill electric pile with measurement function - Google Patents
Fill electric pile with measurement function Download PDFInfo
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- CN217477113U CN217477113U CN202221194936.9U CN202221194936U CN217477113U CN 217477113 U CN217477113 U CN 217477113U CN 202221194936 U CN202221194936 U CN 202221194936U CN 217477113 U CN217477113 U CN 217477113U
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Abstract
The utility model discloses a fill electric pile with measurement function, including filling the electric pile main part, fill and be provided with external ammeter metering module and board and carry metering module in the electric pile main part, external ammeter metering module and board carry metering module independent operation. The utility model has the advantages that: through be provided with two kinds of different metering modes of external ammeter metering module and on-board metering module in filling the electric pile main part, when one of them metering mode broke down, the user can adopt another kind of metering mode according to the demand to guarantee the reliability.
Description
Technical Field
The utility model relates to a fill electric pile technical field, especially a fill electric pile with measurement function.
Background
Along with new forms of energy electric automobile's popularization gradually, just become indispensable battery charging outfit to charging of new forms of energy electric automobile, current electric pile that fills generally only has single measurement mode, when measurement mode goes wrong, the user can not select according to the demand to the reliability is not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a fill electric pile with measurement function.
The purpose of the utility model is realized through the following technical scheme: the utility model provides a fill electric pile with measurement function, is provided with external ammeter metering module and board year metering module in filling the electric pile main part including filling the electric pile main part, external ammeter metering module and board year metering module independent operation.
Preferably, the external ammeter metering module comprises an RS485 chip, a first pin of the RS485 chip is connected with a resistor a, the other end of the resistor a is connected with a receiving end of a host computer end, a second pin and a third pin of the RS485 chip are connected with one end of a resistor B through a common node a, the other end of the resistor B is connected with a DE/RE end of the RS485, a fourth pin of the RS485 chip is connected with one end of a resistor c, the other end of the resistor c is connected with a sending end of a slave computer end, a fifth pin of the RS485 chip is grounded through a wire, a sixth pin of the RS485 chip is connected with one end of an inductor a, the other end of the inductor a is connected with an RS485-A end, a seventh pin of the RS485 chip is connected with one end of an inductor B, the other end of the inductor B is connected with an RS-B end, an eighth pin of the RS485 chip is connected with a capacitor a, the other end of the capacitor a is grounded through a wire, and an external power supply is connected with an eighth pin through a common node d.
Preferably, the power supply further comprises a resistor d, a resistor e and a resistor f, one end of the resistor d is connected with a circuit where the resistor b is located through a common node b, the other end of the resistor d is grounded through a conducting wire, one end of the resistor e is connected with a circuit where the resistor c is located through a common node c, the other end of the resistor e is connected with an external power supply through a common node e, one end of the resistor f is connected with a circuit where the resistor a is located through a common node f, and the other end of the resistor f is connected with a circuit where the resistor e is located through a common node g.
Preferably, the power supply further comprises a resistor g, a capacitor b, a resistor h and a resistor J, one end of the resistor g is connected with the seventh pin through a common node h, the other end of the resistor g is grounded through a wire, one end of the resistor J is connected with the sixth pin through the common node J, the other end of the resistor J is connected with an external power supply, two ends of the capacitor b are connected with the seventh pin and the sixth pin through the common node h and the common node J respectively, and the resistor h is connected with the capacitor b in parallel.
Preferably, the LED lamp also comprises a transient diode a, a transient diode B and a transient diode c, wherein one end of the transient diode a is connected with a circuit where the inductor B is located through a common node m, the common node m is close to the RS485-B, the other end of the transient diode a is grounded through a lead, one end of the transient diode c is connected with the circuit where the inductor a is located through a common node n, the common node n is close to the RS485-A, the other end of the transient diode c is grounded through a lead, and two ends of the transient diode B are respectively connected with the circuit where the inductor a and the inductor B are located through the common node m and the common node n.
Preferably, the on-board measuring module comprises a Berlin measuring chip, a third pin of the Berlin measuring chip is connected with one end of a resistor m through a lead, the other end of the resistor m is connected with external current, a fourth pin of the Berlin measuring chip is connected with a resistor n through a lead, the other end of the resistor n is connected with a zero line incoming line end, a fifth pin of the Berlin measuring chip is connected with a plurality of resistors p through leads, the resistors p are connected in series, the input end of the resistor p is electrically connected with a live line voltage source, a sixth pin and a seventh pin of the Berlin measuring chip are connected with a resistor q through a common node p, the other end of the resistor q is connected with a fifth pin through a common node q, an eighth pin of the Berlin measuring chip is connected with a resistor r through a lead, a ninth pin of the Berlin measuring chip is connected with a resistor s through a lead, a tenth pin of the Berlin measuring chip is connected with a resistor x through a lead, the output ends of the resistor r, the resistor s and the resistor x are connected with the ground through a wire, the twelfth pin of the Berkeling metering chip is connected with the integrated block a through a wire, the thirteenth pin of the Berkeling metering chip is connected with the resistor y through a wire, and the other end of the resistor y is connected with the integrated block b.
Preferably, the device further comprises a capacitor c and a capacitor d, the capacitor c and the capacitor d are connected in series, one end of the capacitor d is connected with the fourth pin through a common node x, one end of the capacitor c is connected with the third pin through a common node y, and the capacitor c and the capacitor d are grounded.
Preferably, the device further comprises a capacitor e, and two ends of the capacitor e are respectively connected with the fifth pin and the sixth pin through a common node s and a common node z.
Preferably, the high-voltage power supply further comprises a resistor t and a resistor z, the resistor t is connected with the resistor y and the integrated block b in parallel, and the resistor z is connected with the twelfth pin through a node.
The utility model has the advantages of it is following: the utility model discloses a be provided with the metering mode of two kinds of differences of external ammeter metering module and on-board metering module in filling the electric pile main part, when one of them metering mode broke down, the user can adopt another kind of metering mode according to the demand to guarantee the reliability.
Drawings
FIG. 1 is a schematic structural diagram of an electrical principle of an internal part of an external ammeter metering module;
FIG. 2 is a schematic diagram of the electrical principle of the internal portion of the on-board metrology module;
in the figure, 100-resistor a, 101-resistor b, 102-resistor c, 103-resistor d, 104-common node c, 105-common node b, 106-RS485 chip, 107-common node f, 108-resistor f, 109-resistor e, 110-common node g, 111-capacitor a, 112-common node d, 113-capacitor b, 114-resistor g, 115-inductor b, 116-resistor h, 117-common node J, 118-resistor J, 119-inductor a, 120-transient diode a, 121-common node m, 122-transient diode b, 123-common node n, 124-resistor m, 125-common node y, 126-capacitor c, 127-capacitor d, 128-common node x, 129-resistor p, 130-common node p, 131-resistor q, 132-common node s, 133-common node z, 134-capacitor e, 135-common node p, 136-Berkeley metering chip, 137-resistor r, 138-resistor s, 139-resistor x, 140-resistor t, 141-resistor y, 142-integrated block b, 143-resistor z, 144-integrated block a, 145-transient diode c, 146-common node h.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In this embodiment, as shown in fig. 1, a charging pile with a metering function includes a charging pile main body, an external ammeter metering module and an onboard metering module are arranged in the charging pile main body, and the external ammeter metering module and the onboard metering module operate independently. Through be provided with two kinds of different metering modes of external ammeter metering module and on-board metering module in filling the electric pile main part, when one of them metering mode broke down, the user can adopt another kind of metering mode according to the demand to guarantee the reliability.
Further, the external ammeter metering module comprises an RS485 chip 106, a first pin of the RS485 chip 106 is connected with a resistor a100, the other end of the resistor a100 is connected with a receiving end of a host end, a second pin and a third pin of the RS485 chip 106 are connected with one end of a resistor B101 through a common node a, the other end of the resistor B101 is connected with a DE/RE end of the RS485, a fourth pin of the RS485 chip 106 is connected with one end of a resistor c102, the other end of the resistor c102 is connected with a transmitting end of the host end, a fifth pin of the RS485 chip 106 is grounded through a wire, a sixth pin of the RS485 chip 106 is connected with one end of an inductor a119, the other end of the inductor a119 is connected with an RS485-A end, a seventh pin of the RS485 chip 106 is connected with one end of an inductor B115, the other end of the inductor B115 is connected with an RS485-B end, an eighth pin of the RS485 chip 106 is connected with a capacitor a111, the other end of the capacitor a111 is grounded through a wire, the external power source is connected to the eighth pin through the common node d 112. Specifically, the receiving end of the host end is RS485-RXD, the transmitting end of the slave end is RS485-TXD, and the RS485 chip 106 is the prior art.
Still further, the circuit further comprises a resistor d103, a resistor e109 and a resistor f108, wherein one end of the resistor d103 is connected with a circuit where the resistor b101 is located through a common node b105, the other end of the resistor d103 is grounded through a conducting wire, one end of the resistor e109 is connected with a circuit where the resistor c102 is located through a common node c104, the other end of the resistor e109 is connected with an external power source through a common node e, one end of the resistor f108 is connected with a circuit where the resistor a100 is located through a common node f107, and the other end of the resistor f108 is connected with a circuit where the resistor e109 is located through a common node g 110. In this embodiment, the circuit further includes a resistor g114, a capacitor b113, a resistor h116, and a resistor J118, one end of the resistor g114 is connected to the seventh pin through a common node h146, the other end of the resistor g114 is grounded through a wire, one end of the resistor J118 is connected to the sixth pin through a common node J117, the other end of the resistor J118 is connected to an external power supply, two ends of the capacitor b113 are connected to the seventh pin and the sixth pin through the common node h146 and the common node J117, and the resistor h116 is connected to the capacitor b113 in parallel.
Further, the transient state diode device further comprises a transient state diode a120, a transient state diode B122 and a transient state diode c145, one end of the transient state diode a120 is connected with a circuit where the inductor B115 is located through a common node m121, the common node m121 is close to the RS485-B, the other end of the transient state diode a120 is grounded through a conducting wire, one end of the transient state diode c145 is connected with a circuit where the inductor a119 is located through a common node n123, the common node n123 is close to the RS485-A, the other end of the transient state diode c145 is grounded through a conducting wire, and two ends of the transient state diode B122 are respectively connected with the circuit where the inductor a119 and the inductor B115 are located through the common node m121 and the common node n 123.
In this embodiment, the on-board measurement module includes a berliner measurement chip 136, a third pin of the berliner measurement chip 136 is connected to one end of a resistor m124 through a wire, the other end of the resistor m124 is connected to an external current, a fourth pin of the berliner measurement chip 136 is connected to a resistor n through a wire, the other end of the resistor n is connected to a neutral wire incoming end, a fifth pin of the berliner measurement chip 136 is connected to a plurality of resistors p129 through a wire, the resistors p129 are connected in series, an input end of the resistor p129 is electrically connected to a live wire voltage source, a sixth pin and a seventh pin of the berliner measurement chip 136 are connected to a resistor q131 through a common node p135, the other end of the resistor q131 is connected to the fifth pin through a common node q130, an eighth pin of the berliner measurement chip 136 is connected to a resistor r137 through a wire, a ninth pin of the berliner measurement chip 136 is connected to a resistor s138 through a wire, a tenth pin of the berliner measurement chip 136 is connected to a resistor x139 through a wire, the output ends of the resistor r137, the resistor s138 and the resistor x139 are connected to the ground through conducting wires, the twelfth pin of the beiling metering chip 136 is connected to the chip a144 through a conducting wire, the thirteenth pin of the beiling metering chip 136 is connected to the resistor y141 through a conducting wire, and the other end of the resistor y141 is connected to the chip b 142. Specifically, the integrated block a144, the berliner metering chip 136 and the integrated block b142 are all in the prior art, and the integrated block a144 and the integrated block b142 are used for isolation to prevent the berliner metering chip 136 from being broken down and protect a main control chip (not shown) from being damaged.
Further, the capacitor c126 and the capacitor d127 are further included, the capacitor c126 and the capacitor d127 are connected in series, one end of the capacitor d127 is connected with the fourth pin through a common node x128, one end of the capacitor c126 is connected with the third pin through a common node y125, and the capacitor c126 and the capacitor d127 are grounded. Still further, the circuit further comprises a capacitor e134, and two ends of the capacitor e134 are respectively connected with the fifth pin and the sixth pin through a common node s132 and a common node z 133. In this embodiment, the resistor t140 and the resistor z143 are further included, the resistor t140 is connected in parallel with the resistor y141 and the integrated block b142, and the resistor z143 is connected to the twelfth pin through a node.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. The utility model provides a fill electric pile with measurement function, is including filling the electric pile main part, its characterized in that: the charging pile comprises a charging pile body, wherein an external ammeter metering module and an onboard metering module are arranged in the charging pile body, the external ammeter metering module and the onboard metering module run independently, the external ammeter metering module comprises an RS485 chip (106), a first pin of the RS485 chip (106) is connected with a resistor a (100), the other end of the resistor a (100) is connected with a receiving end of a host end, a second pin and a third pin of the RS485 chip (106) are connected with one end of a resistor b (101) through a common node a, the other end of the resistor b (101) is connected with a DE/RE end of RS485, a fourth pin of the RS485 chip (106) is connected with one end of a resistor c (102), the other end of the resistor c (102) is connected with a sending end of the host end, a fifth pin of the RS485 chip (106) is grounded through a wire, a sixth pin of the RS485 chip (106) is connected with one end of an inductor a (119), the other end of the inductor a (119) is connected with an RS485-A end, a seventh pin of the RS485 chip (106) is connected with one end of an inductor B (115), the other end of the inductor B (115) is connected with an RS485-B end, an eighth pin of the RS485 chip (106) is connected with a capacitor a (111), the other end of the capacitor a (111) is grounded through a lead, an external power supply is connected with the eighth pin through a common node d (112), the on-board metering module comprises a Berkeley metering chip (136), a third pin of the Berkeley metering chip (136) is connected with one end of a resistor m (124) through a lead, the other end of the resistor m (124) is connected with external current, a fourth pin of the Berkeley metering chip (136) is connected with a resistor n through a lead, the other end of the resistor n is connected with a zero line inlet end, a fifth pin of the Berkeley metering chip (136) is connected with a plurality of resistors p (129) through leads, the resistor p (129) is connected in series, the input end of the resistor p (129) is electrically connected with a live wire voltage source, the sixth pin and the seventh pin of the Berlin meter chip (136) are connected with a resistor q (131) through a common node p (135), the other end of the resistor q (131) is connected with the fifth pin through a common node q (130), the eighth pin of the Berlin meter chip (136) is connected with a resistor r (137) through a wire, the ninth pin of the Berlin meter chip (136) is connected with a resistor s (138) through a wire, the tenth pin of the Berlin meter chip (136) is connected with a resistor x (139) through a wire, the output ends of the resistor r (137), the resistor s (138) and the resistor x (139) are connected with the ground through wires, and the twelfth pin of the Berlin meter chip (136) is connected with an integrated block a (144) through a wire, the thirteenth pin of the Berkeley meter chip (136) is connected with a resistor y (141) through a lead, and the other end of the resistor y (141) is connected with an integrated block b (142).
2. The charging pile with the metering function according to claim 1, characterized in that: the circuit of the high-voltage power supply further comprises a resistor d (103), a resistor e (109) and a resistor f (108), one end of the resistor d (103) is connected with a circuit where the resistor b (101) is located through a common node b (105), the other end of the resistor d (103) is grounded through a lead, one end of the resistor e (109) is connected with a circuit where the resistor c (102) is located through a common node c (104), the other end of the resistor e (109) is connected with an external power supply through a common node e, one end of the resistor f (108) is connected with a circuit where the resistor a (100) is located through a common node f (107), and the other end of the resistor f (108) is connected with a circuit where the resistor e (109) is located through a common node g (110).
3. The charging pile with the metering function according to claim 2, characterized in that: the high-voltage power supply further comprises a resistor g (114), a capacitor b (113), a resistor h (116) and a resistor J (118), one end of the resistor g (114) is connected with a seventh pin through a common node h (146), the other end of the resistor g (114) is grounded through a wire, one end of the resistor J (118) is connected with a sixth pin through a common node J (117), the other end of the resistor J (118) is connected with an external power supply, two ends of the capacitor b (113) are respectively connected with the seventh pin and the sixth pin through the common node h (146) and the common node J (117), and the resistor h (116) is connected with the capacitor b (113) in parallel.
4. The charging pile with the metering function according to claim 3, characterized in that: further comprising a transient diode a (120), a transient diode b (122) and a transient diode c (145), one end of the transient diode a (120) is connected with a circuit where the inductor b (115) is located through a common node m (121), the common node m (121) is close to RS485-B, the other end of the transient diode a (120) is grounded through a lead, one end of the transient diode c (145) is connected with the circuit where the inductor a (119) is located through a common node n (123), the common node n (123) is close to RS485-A, the other end of the transient diode c (145) is grounded through a lead, two ends of the transient diode b (122) are respectively connected with a circuit where the inductor a (119) and the inductor b (115) are located through the common node m (121) and the common node n (123).
5. The charging pile with the metering function according to claim 1, characterized in that: the circuit further comprises a capacitor c (126) and a capacitor d (127), wherein the capacitor c (126) and the capacitor d (127) are connected in series, one end of the capacitor d (127) is connected with the fourth pin through a common node x (128), one end of the capacitor c (126) is connected with the third pin through a common node y (125), and the capacitor c (126) and the capacitor d (127) are grounded.
6. The charging pile with the metering function according to claim 5, characterized in that: and the capacitor e (134) is further included, and two ends of the capacitor e (134) are respectively connected with the fifth pin and the sixth pin through a common node s (132) and a common node z (133).
7. The charging pile with the metering function as claimed in claim 6, wherein: the high-voltage power supply further comprises a resistor t (140) and a resistor z (143), wherein the resistor t (140) is connected with the resistor y (141) and the integrated block b (142) in parallel, and the resistor z (143) is connected with the twelfth pin through a node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221194936.9U CN217477113U (en) | 2022-05-17 | 2022-05-17 | Fill electric pile with measurement function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221194936.9U CN217477113U (en) | 2022-05-17 | 2022-05-17 | Fill electric pile with measurement function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217477113U true CN217477113U (en) | 2022-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221194936.9U Active CN217477113U (en) | 2022-05-17 | 2022-05-17 | Fill electric pile with measurement function |
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| CN (1) | CN217477113U (en) |
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- 2022-05-17 CN CN202221194936.9U patent/CN217477113U/en active Active
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