CN219535627U - Communication device and simple surge suppression module thereof - Google Patents
Communication device and simple surge suppression module thereof Download PDFInfo
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- CN219535627U CN219535627U CN202320064514.8U CN202320064514U CN219535627U CN 219535627 U CN219535627 U CN 219535627U CN 202320064514 U CN202320064514 U CN 202320064514U CN 219535627 U CN219535627 U CN 219535627U
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Abstract
The utility model discloses a communication device and a simple surge suppression module thereof, wherein the simple surge suppression module comprises a circuit board, and an interface terminal CN1, a capacitor C1, a resistor R1 and a transient diode TVS which are arranged on the circuit board, wherein the interface terminal CN1 is provided with a first positive electrode pin, a first negative electrode pin, a second positive electrode pin and a second negative electrode pin; the negative end of the transient diode TVS is connected with the first positive electrode pin, the positive end of the transient diode TVS is connected with the first negative electrode pin, the positive end of the resistor R1 is connected with the negative end of the transient diode TVS, the negative end of the resistor R1 is connected with the positive end of the capacitor C1, and the negative end of the capacitor C1 is connected with the first negative electrode pin; the second positive electrode pin is connected with the positive electrode end of the capacitor C1, and the second negative electrode pin is connected with the negative electrode end of the capacitor C1. The simple surge suppression module can reduce the damage of surge current generated by the on-off of the power supply module to the communication module, so that the communication device and the like can stably operate, and the operation cost of power generation equipment and the like can be reduced.
Description
Technical Field
The utility model relates to the technical field of electric technology, in particular to a communication device and a simple surge suppression module thereof.
Background
As shown in fig. 1, in a power generation device such as wind power generation, a power module 10 and a communication module 20 are generally provided, the communication module 20 such as KB3150 needs to input 24V current, the power module 10 can convert 220V of mains supply into 24V current, and the 24V current is transmitted to the communication module 20, but since the power module 10 needs to be powered on or off in some cases, surge electric energy may be generated when the power module is powered on again, damage to the communication module 20 may be caused, adverse effect may be caused on stable operation of the communication module 20, and when serious, the communication module 20 needs to be updated, which may increase cost.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a communication device and a simple surge suppression module thereof.
The technical scheme adopted for solving the technical problems is as follows: a simple surge suppression module is constructed and used for a communication device, and comprises a circuit board, and an interface terminal CN1, a transient diode TVS, a resistor R1 and a capacitor C1 which are arranged on the circuit board, wherein the interface terminal CN1 is provided with a first positive electrode pin, a first negative electrode pin, a second positive electrode pin and a second negative electrode pin;
the cathode end of the transient diode TVS is connected with the first positive electrode pin, the anode end of the transient diode TVS is connected with the first negative electrode pin, the anode end of the resistor R1 is connected with the cathode end of the transient diode TVS, the cathode end of the resistor R1 is connected with the anode end of the capacitor C1, and the cathode end of the capacitor C1 is connected with the first negative electrode pin;
the second positive electrode pin is connected with the positive electrode end of the capacitor C1, and the second negative electrode pin is connected with the negative electrode end of the capacitor C1.
In some embodiments, the simple surge suppression module includes a base having a mounting slot therein, the circuit board being mounted in the mounting slot.
In some embodiments, the circuit board is provided with a first through hole, and the inner bottom wall of the mounting groove is provided with a first positioning column matched with the first through hole.
In some embodiments, the simple surge suppression module further includes a protective shell for covering the capacitor C1, the resistor R1 and the transient diode TVS; the interface terminal CN1 is arranged outside the protective housing.
In some embodiments, the protective shell comprises a shell, and two ends of the lower side of the shell are extended with a first positioning part and a second positioning part;
the circuit board is provided with a second through hole, the inner bottom wall of the mounting groove is provided with a second positioning column, and one side of the first positioning part, which faces the circuit board, is provided with a first positioning groove;
the second positioning column is used for penetrating the second through hole and being arranged in the first positioning groove so as to fix the circuit board between the base and the protective shell.
In some embodiments, a second positioning groove is formed on the base, and a third positioning column is arranged on the second positioning part and used for being inserted into the second positioning groove.
In some embodiments, the base is further provided with a plurality of third through holes for the first positive electrode pins, the first negative electrode pins, the second positive electrode pins and the second negative electrode pins of the interface terminal CN1 to pass through.
In some embodiments, the protective shell is a unitary structure.
In some embodiments, the base and the protective shell are plastic pieces.
The utility model also constructs a communication device, which comprises the simple surge suppression module according to any embodiment, a power supply module and a communication module;
the interface terminal CN1 further comprises a first positive electrode interface, a first negative electrode interface, a second positive electrode interface and a second negative electrode interface, wherein the first positive electrode interface is connected with the positive electrode output end of the power module, the first negative electrode interface is connected with the negative electrode output end of the power module, the second positive electrode interface is connected with the positive electrode input end of the communication module, and the second negative electrode interface is connected with the negative electrode input end of the communication module.
The implementation of the utility model has the following beneficial effects: the simple surge suppression module can be applied to a communication device, can reduce the damage of surge current generated by the on-off of the power supply module to the communication module, ensures that the communication device and the like run stably, and can reduce the running cost of power generation equipment and the like.
Drawings
In order to more clearly illustrate the technical solution of the present utility model, the following description will be given with reference to the accompanying drawings and examples, it being understood that the following drawings only illustrate some examples of the present utility model and should not be construed as limiting the scope, and that other related drawings can be obtained from these drawings by those skilled in the art without the inventive effort. In the accompanying drawings:
FIG. 1 is a diagram showing a connection between a power module and a communication module in the related art;
FIG. 2 is a circuit schematic of a simple surge suppression method in some embodiments of the utility model;
FIG. 3 is a schematic diagram illustrating connection of a communication device according to some embodiments of the present utility model;
FIGS. 4 and 5 are schematic structural views of a simple surge suppression method in some embodiments of the present utility model;
FIG. 6 is an exploded view of a simple surge suppression method in some embodiments of the utility model;
FIG. 7 is a schematic illustration of a simplified surge suppression die with a protective shell omitted in some embodiments of the present utility model;
fig. 8 is a structural illustration of a protective case in some embodiments of the utility model.
Detailed Description
For a clearer understanding of technical features, objects and effects of the present utility model, a detailed description of embodiments of the present utility model will be made with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "transverse", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model, and do not indicate that the apparatus or element to be referred to must have specific directions, and thus should not be construed as limiting the present utility model.
It should also be noted that unless explicitly stated or limited otherwise, terms such as "mounted," "connected," "secured," "disposed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or one or more intervening elements may also be present. The terms "first," "second," "third," and the like are used merely for convenience in describing the present utility model and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," etc. may explicitly or implicitly include one or more such features. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the following description, for purposes of explanation and not limitation, specific details are set forth such as the particular system architecture, techniques, etc., in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.
Referring to fig. 2 to 8, the present utility model shows a simple surge suppression module 30, which can be used in a communication device, and includes a circuit board 31, and an interface terminal CN1 (reference numeral 32 shown in fig. 6), a transient diode TVS (reference numeral 33 shown in fig. 6), a resistor R1 (reference numeral 34 shown in fig. 6) and a capacitor C1 (reference numeral 35 shown in fig. 6) disposed on the circuit board 31.
As shown in fig. 2, the interface terminal CN1 has a first positive pin (reference numeral 1 shown in fig. 2), a first negative pin (reference numeral 2 shown in fig. 2), a second positive pin (reference numeral 3 shown in fig. 2), and a second negative pin (reference numeral 4 shown in fig. 2);
the negative end of the transient diode TVS is connected with a first positive electrode pin, the positive end of the transient diode TVS is connected with a first negative electrode pin, the positive end of the resistor R1 is connected with the negative end of the transient diode TVS, the negative end of the resistor R1 is connected with the positive end of the capacitor C1, and the negative end of the capacitor C1 is connected with a first negative electrode pin;
the second positive electrode pin is connected with the positive electrode end of the capacitor C1, and the second negative electrode pin is connected with the negative electrode end of the capacitor C1. The first negative electrode pin, the second negative electrode pin, the positive electrode of the transient diode TVS and the negative electrode of the capacitor C1 are grounded.
The transient diode TVS (Transient Voltage Suppressor), also known as a transient suppression diode, is a new type of high-efficiency circuit protection device that is commonly used and has extremely fast response times (sub-nanoseconds) and relatively high surge absorption capabilities.
When the two ends of the transient diode TVS are subjected to instant high-energy impact, the impedance value between the two ends can be changed from high impedance to low impedance at an extremely high speed so as to absorb an instant large current, and the voltage between the two ends of the transient diode TVS is clamped at a preset value, so that the following circuit elements are protected from the impact of the transient high-voltage spike pulse.
The capacitor C1 can absorb a large instantaneous surge current. Preferably, the capacitor C1 may have a specification of 220uf 35v.
Preferably, the specification of the resistor R1 may be 10Ω.
Preferably, the circuit board 31 may be a PCB circuit board, and the interface terminal CN1, the transient diode TVS, the resistor R1, and the capacitor C1 may be mounted on the circuit board 31 and connected together by solder or wires or the like.
As shown in fig. 4 to 8, the simple surge suppression module 30 includes a base 36, and the base 36 is provided with a mounting groove in which the circuit board 31 is mounted. Preferably, the base 36 has a rectangular plate-like structure, which may have a width of about 2cm and a thickness of 5-10cm, and may have two bosses at both ends of its surface in the length direction, and a portion of the base 36 between the two bosses forms a mounting groove for mounting the circuit board 31.
Preferably, the thickness of the mounting groove is similar to that of the circuit board 31, so that the structure of the circuit board 31 after being mounted is relatively flat and compact.
Preferably, the circuit board 31 is provided with a first through hole 311, and the inner bottom wall of the mounting groove is provided with a first positioning column 361 for matching with the first through hole 311. The first positioning posts 361 are disposed through the first through holes 311 to fix the circuit board 31, and the first positioning posts 361 may be at least two spaced apart along the width direction of the base 36. The height of the first positioning post 361 may be similar to the depth of the first through hole 311.
Preferably, the simple surge suppression module 30 further includes a protective shell 37 for covering the capacitor C1, the resistor R1 and the transient diode TVS; the interface terminal CN1 is disposed outside the protective case 37 to facilitate connection of the power module 10 and the communication module 20.
Preferably, the protective case 37 may include a case 371, and both ends of the lower side of the case 371 are extended with a first positioning portion 372 and a second positioning portion 373; the housing 371 may be of a cylindrical configuration.
Further, the circuit board 31 is provided with a second through hole 312, the inner bottom wall of the mounting groove is provided with a second positioning column 362, and the side of the first positioning part 372 towards the circuit board 31 is provided with a first positioning groove 3721;
the second positioning post 362 is used for penetrating the second through hole 312 and being installed in the first positioning slot 3721 to fix the circuit board 31 between the base 36 and the protective housing 37. The second positioning post 362 penetrates through the second through hole 312 to limit the circuit board 31.
Preferably, the base 36 is provided with a second positioning slot 363, and the second positioning portion 373 is provided with a third positioning post 3731 for being inserted into the second positioning slot 363. The second positioning slot 363 may be formed on one boss. The number of the second positioning grooves 363 may be two.
Preferably, the base 36 is further provided with a plurality of third through holes 364 for the first positive electrode pin, the first negative electrode pin, the second positive electrode pin and the second negative electrode pin of the interface terminal CN1 to pass through, and as can be understood, the first positive electrode pin, the first negative electrode pin, the second positive electrode pin and the second negative electrode pin of the interface terminal CN1 are connected with the circuit board 31, and the lower end of the interface terminal CN1 can pass through the circuit board 31 and enter the third through holes 364, so that the structure of the whole device is smoother after the interface terminal CN1 is mounted on the circuit board 31.
Preferably, the protective shell 37 is of unitary construction. The base 36 may also be of unitary construction.
Further, the base 36 and the protective shell 37 are plastic members, and can be made of transparent insulating plastic materials, such as polymethyl methacrylate (PMMA, commonly known as acryl or plexiglas), polycarbonate (PC), polyethylene terephthalate (PET), polypropylene (PP), polyvinyl chloride (PVC), ABS, thermoplastic polyurethane elastomer rubber (TPU), polystyrene (PS), polysulfone (PSF), transparent nylon, and the like.
As shown in fig. 3, the present utility model further discloses a communication device, which includes a simple surge suppression module 30, a power module 10 and a communication module 20, wherein the communication module 20 may include, but is not limited to, a KB3150.
The interface terminal CN1 further includes a first positive electrode interface 321, a first negative electrode interface 322, a second positive electrode interface 323, and a second negative electrode interface 324, where the first positive electrode interface 321 is connected with the positive electrode output end of the power module 10, the first negative electrode interface 322 is connected with the negative electrode output end of the power module 10, the second positive electrode interface 323 is connected with the positive electrode input end of the communication module 20, and the second negative electrode interface 324 is connected with the negative electrode input end of the communication module 20.
The simple surge suppression module 30 can reduce the damage of surge current generated by the on-off of the power supply module to the communication module, so that the communication device and the like can stably operate, and the operation cost of power generation equipment and the like can be reduced.
It is to be understood that the above examples only represent preferred embodiments of the present utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model; it should be noted that, for a person skilled in the art, the above technical features can be freely combined, and several variations and modifications can be made without departing from the scope of the utility model; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (10)
1. A simple surge suppression module for a communication device, which is characterized by comprising a circuit board (31), and an interface terminal CN1, a transient diode TVS, a resistor R1 and a capacitor C1 which are arranged on the circuit board (31), wherein the interface terminal CN1 is provided with a first positive electrode pin, a first negative electrode pin, a second positive electrode pin and a second negative electrode pin;
the cathode end of the transient diode TVS is connected with the first positive electrode pin, the anode end of the transient diode TVS is connected with the first negative electrode pin, the anode end of the resistor R1 is connected with the cathode end of the transient diode TVS, the cathode end of the resistor R1 is connected with the anode end of the capacitor C1, and the cathode end of the capacitor C1 is connected with the first negative electrode pin;
the second positive electrode pin is connected with the positive electrode end of the capacitor C1, and the second negative electrode pin is connected with the negative electrode end of the capacitor C1.
2. The simple surge suppression module according to claim 1, characterized in that the simple surge suppression module comprises a base (36), wherein a mounting groove is formed in the base (36), and the circuit board (31) is mounted in the mounting groove.
3. The simple surge suppression module according to claim 2, wherein the circuit board (31) is provided with a first through hole (311), and the inner bottom wall of the mounting groove is provided with a first positioning column (361) for being matched with the first through hole (311).
4. A simple surge suppression module according to claim 3, characterized in that it further comprises a protective shell (37) for covering the outer periphery of the capacitor C1, the resistor R1 and the transient diode TVS; the interface terminal CN1 is arranged outside the protective housing 37.
5. The simple surge suppression module according to claim 4, wherein the protective case (37) includes a case (371), and both ends of the lower side of the case (371) are extended with a first positioning portion (372) and a second positioning portion (373);
the circuit board (31) is provided with a second through hole (312), the inner bottom wall of the mounting groove is provided with a second positioning column (362), and one side of the first positioning part (372) facing the circuit board (31) is provided with a first positioning groove (3721);
the second positioning column (362) is used for penetrating the second through hole (312) and being installed in the first positioning groove (3721) so as to fix the circuit board (31) between the base (36) and the protective shell (37).
6. The simple surge suppression module according to claim 5, characterized in that the base (36) is provided with a second positioning slot (363), the second positioning portion (373) being provided with a third positioning post (3731) for insertion into the second positioning slot (363).
7. The simple surge suppression module according to claim 6, wherein the base (36) is further provided with a plurality of third through holes (364) for the first positive pin, the first negative pin, the second positive pin and the second negative pin of the interface terminal CN1 to pass through.
8. A simple surge suppression module according to claim 7, characterized in that the protective shell (37) is of unitary construction.
9. The simple surge suppression module of claim 7, wherein the base (36) and the protective shell (37) are plastic pieces.
10. A communication device, characterized by comprising the simple surge suppression module according to any one of the preceding claims 1 to 9, further comprising a power supply module (10) and a communication module (20);
the interface terminal CN1 further comprises a first positive electrode interface (321), a first negative electrode interface (322), a second positive electrode interface (323) and a second negative electrode interface (324), wherein the first positive electrode interface (321) is connected with the positive electrode output end of the power module (10), the first negative electrode interface (322) is connected with the negative electrode output end of the power module (10), the second positive electrode interface (323) is connected with the positive electrode input end of the communication module (20), and the second negative electrode interface (324) is connected with the negative electrode input end of the communication module (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320064514.8U CN219535627U (en) | 2023-01-09 | 2023-01-09 | Communication device and simple surge suppression module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320064514.8U CN219535627U (en) | 2023-01-09 | 2023-01-09 | Communication device and simple surge suppression module thereof |
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| Publication Number | Publication Date |
|---|---|
| CN219535627U true CN219535627U (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320064514.8U Active CN219535627U (en) | 2023-01-09 | 2023-01-09 | Communication device and simple surge suppression module thereof |
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| Country | Link |
|---|---|
| CN (1) | CN219535627U (en) |
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- 2023-01-09 CN CN202320064514.8U patent/CN219535627U/en active Active
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