Anti-overcurrent HPLC communication module

Abstract

The utility model discloses an anti-overcurrent HPLC communication module comprising a bottom plate, the front end of the upper surface of the bottom plate is provided with a wiring terminal and an anti-overcurrent assembly, the upper surface of the bottom plate is provided with an HPLC communication controller, the upper surface of the bottom plate is provided with a protective shell, the left side of the upper surface of the bottom plate is provided with a direct current power supply and a storage battery, and the right side of the upper surface of the bottom plate is provided with an anti-overcurrent assembly. A standby communicator is arranged on the rear side of the upper surface of the bottom plate, a dustproof filter screen is magnetically mounted on the upper surface of the protective shell, and diaphragms are arranged at ventilation holes in the left side face and the right side face of the protective shell; wherein the input end of the anti-overcurrent assembly is electrically connected with the output end of the wiring terminal, the input end of the direct-current power supply is electrically connected with the output end of the anti-overcurrent assembly, the input end of the storage battery is electrically connected with the output end of the direct-current power supply, the anti-overcurrent HPLC communication module can prevent overcurrent and supply power through the storage battery, and is provided with a standby communication system. And the use safety is good, the communication effect is good, the dustproof structure is simple, the use convenience is good, and the cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to HPLC communication module technical field, concretely is a kind of prevent overcurrent HPLC communication module. BACKGROUND

[0002] With the gradual progress of information transmission mode, the application range of HPLC is more extensive, HPLC is high-speed power line carrier, also called broadband power line carrier, which uses power line as communication medium to realize the communication network of low-voltage power user power information aggregation, transmission and interaction. The utility model with the authorization announcement number CN213638703U provides a kind of prevent overcurrent HPLC communication device, including HPLC communication box, the inner chamber lower side of the HPLC communication box is fixedly installed with overcurrent protector, and can be ventilated by air extractor, and can be blocked by spring and baffle structure to the air duct of itself, to have good anti-overcurrent and heat dissipation, dustproof effect, but lack spare communication components, when overcurrent protector cuts off circuit, itself will be powered off and stop working, itself cannot communicate through power cable, and the air duct and baffle structure of itself are relatively complex, and the use cost is higher, to further have the space of improvement. UTILITY MODEL CONTENT

[0003] The utility model solves the technical problem to overcome the defects of the prior art, provide a kind of prevent overcurrent HPLC communication module, can prevent overcurrent simultaneously and be powered by battery, and is equipped with spare communication system, prevent overcurrent HPLC communication module use safety is good, and have good communication effect, and dustproof structure is simple and has good and low cost, can effectively solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of prevent overcurrent HPLC communication module, including bottom plate, the front end of bottom plate upper surface is equipped with terminal and anti-overcurrent component, bottom plate upper surface is equipped with HPLC communication controller, the upper surface of bottom plate is equipped with protective shell, the left side of bottom plate upper surface is equipped with direct-current power supply and battery, the rear side of bottom plate upper surface is equipped with spare communication device, the upper surface of protective shell is magnetically attracted and installed with dust filter screen, membrane is equipped at the vent hole of the left and right sides of protective shell;

[0005] The input end of the anti-overcurrent component is electrically connected with the output end of the terminal, the input end of the direct current power supply is electrically connected with the output end of the anti-overcurrent component, the input end of the storage battery is electrically connected with the output end of the direct current power supply, the input end of the HPLC communication controller is electrically connected with the output end of the storage battery, the input end of the backup communication device is electrically connected with the output end of the HPLC communication controller, the input end of the terminal is electrically connected with the external power supply, the anti-overcurrent component can supply power through the storage battery, and the backup communication system is arranged, so that the anti-overcurrent HPLC communication module has good safety and good communication effect, and the dustproof structure is simple, convenient to use and low in cost.

[0006] Further, the anti-overcurrent component is a PTC thermistor, which is low in use cost and good in convenience.

[0007] Further, the fan is arranged at the air inlet of the upper side wall of the protective shell, the temperature sensor is arranged at the middle of the upper surface of the bottom plate, the input end of the fan is electrically connected with the output end of the HPLC communication controller, and the output end of the temperature sensor is electrically connected with the input end of the HPLC communication controller, so that the flow of air is conveniently controlled.

[0008] Further, the two strong magnetic sheets are arranged on the upper surface of the protective shell and are magnetically attracted to the lower surface of the filter screen frame, and the four edges of the dustproof filter screen are fixedly connected with the inner side walls of the filter screen frame, so that the dustproof filter screen is supported.

[0009] Further, the four corners of the lower surface of the filter screen frame are provided with positioning columns, and the four positioning columns are movably inserted into the protective shell, so that the positioning of the filter screen frame is facilitated.

[0010] Further, the upper end of the diaphragm is fixedly connected with the outer surface of the protective shell, recesses are arranged at the upper ends of the sides, away from the protective shell, of the diaphragm, and the diaphragm is elastically deformed.

[0011] Further, the protective covers are arranged at the left and right ends of the upper surface of the bottom plate, and the side surfaces, away from the protective shell, of the protective covers are provided with lattice holes, and the diaphragm is arranged in the protective covers horizontally adjacent to each other, so that the diaphragm is protected.

[0012] Compared with the prior art, the anti-overcurrent HPLC communication module has the following advantages:

[0013] 1. The anti-overcurrent HPLC communication module is provided with an overcurrent protection function, is supplied with power by the storage battery, and can communicate through the backup communication device, so that the anti-overcurrent HPLC communication module has good safety and good communication effect.

[0014] 2. In the process of use, the dustproof shell can be dustproofed by the dustproof filter screen installed through the diaphragm and magnetic attraction, the structure is simple, the use cost is low, the dustproof filter screen is convenient to disassemble and simple to clean dust, and the anti-flow HPLC communication module is low in use cost and convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the utility model;

[0016] Figure 2 It is a sectional structure schematic view of the utility model dustproof shell;

[0017] Figure 3 It is a structure schematic view of the utility model A place amplification;

[0018] Figure 4 It is a structure schematic view of the utility model B place amplification;

[0019] Figure 5 It is a structure schematic view of the utility model C place amplification.

[0020] In the drawing: 1 bottom plate, 2 wiring terminal, 3 anti-flow assembly, 4 HPLC communication controller, 5 direct current power supply, 6 battery, 7 spare communication device, 8 dustproof shell, 9 fan, 10 filter screen frame, 11 dustproof filter screen, 12 strong magnetic sheet, 13 positioning column, 14 temperature sensor, 15 ventilation hole, 16 protective cover, 17 grating hole, 18 diaphragm, 19 recess. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figures 1-5The embodiment provides a technical scheme: a kind of anti-flow HPLC communication module, including bottom plate 1, the front end of the upper surface of bottom plate 1 is equipped with terminal 2 and anti-flow component 3, the upper surface of bottom plate 1 is equipped with HPLC communication controller 4, the upper surface of bottom plate 1 is equipped with protective shell 8, protective shell 8 provides protection to internal parts, the left side of the upper surface of bottom plate 1 is equipped with DC power supply 5 and battery 6, DC power supply 5 charges battery 6, battery 6 powers HPLC communication controller 4, the rear side of the upper surface of bottom plate 1 is equipped with spare communication device 7, HPLC communication controller 4 will control spare communication device 7 to work, spare communication device 7 is wireless data transmitter, data can be transmitted using mobile network, the upper surface of protective shell 8 is magnetically attached with dust filter screen 11, dust filter screen 11 filters the air entering the inside of protective shell 8, reduces the entry of dust, both sides of protective shell 8 are equipped with diaphragm 18 at air vent 15, anti-flow component 3 is PTC thermistor, PTC thermistor can inhibit current too large or even block current by the step increase of its resistance, so as to protect key elements in circuit or later stage circuit, the air inlet of the upper side wall of protective shell 8 is equipped with fan 9, fan 9 blows downwards, and the internal electrical components are cooled, the middle of the upper surface of bottom plate 1 is equipped with temperature sensor 14, the input end of fan 9 is electrically connected with the output end of HPLC communication controller 4, the output end of temperature sensor 14 is electrically connected with the input end of HPLC communication controller 4, the upper surface of protective shell 8 is equipped with two strong magnetic sheets 12, both strong magnetic sheets 12 are magnetically attached with the lower surface of filter screen frame 10, the four edges of dust filter screen 11 are fixedly connected with the inner side wall of filter screen frame 10, dust filter screen 11 is high-density nylon filter screen, when dust attached to dust filter screen 11 is more, filter screen frame 10 can be buckled down, filter screen frame 10 is separated from strong magnetic sheet 12, filter screen frame 10 drives dust filter screen 11 to separate from protective shell 8, then dust filter screen 11 can be cleaned, the four corners of the lower surface of filter screen frame 10 are equipped with positioning column 13, four positioning columns 13 are movably inserted with protective shell 8, four positioning columns 13 facilitate the installation and positioning of filter screen frame 10, the upper end of diaphragm 18 is fixedly connected with the outer surface of protective shell 8, the upper end of diaphragm 18 away from the side of protective shell 8 is equipped with recess 19, recess 19 reduces the thickness of diaphragm 18, the left and right ends of the upper surface of bottom plate 1 are equipped with protective cover 16, the side away from protective shell 8 of protective cover 16 is equipped with grid hole 17, to increase the pressure inside protective shell 8, airflow blows diaphragm 18, the lower end of diaphragm 18 is raised, diaphragm 18 is PET diaphragm, diaphragm 18 will elastically deform at recess 19, then airflow flows out of air vent 15, and then is discharged from grid hole 17, diaphragm 18 is located inside horizontally adjacent protective cover 16, protective cover 16 provides protection for diaphragm 18;

[0023] The input end of the overcurrent prevention component 3 is electrically connected to the output end of the connection terminal 2, the input end of the direct current power supply 5 is electrically connected to the output end of the overcurrent prevention component 3, the input end of the storage battery 6 is electrically connected to the output end of the direct current power supply 5, the input end of the HPLC communication controller 4 is electrically connected to the output end of the storage battery 6, the input end of the backup communication device 7 is electrically connected to the output end of the HPLC communication controller 4, the input end of the connection terminal 2 is electrically connected to an external power supply, the communication unit output end of the HPLC communication controller 4 is connected to the output pin of the PTC thermistor of the overcurrent prevention component 3, the high-frequency signal generated by the HPLC communication controller 4 is transmitted through the PTC thermistor, the connection terminal 2 and the power supply wire, and then communicates with other HPLC communication modules on the power supply line, at the same time, the power supply line also supplies power to the direct current power supply 5 through the connection terminal 2 and the PTC thermistor, the direct current power supply 5 charges the storage battery 6, the storage battery 6 supplies power to the HPLC communication controller 4, the temperature sensor 14 detects the temperature inside the protective shell 8 and transmits the temperature information to the HPLC communication controller 4, and the HPLC communication controller 4 controls the fan 9 to work.

[0024] The working principle of the anti-overcurrent HPLC communication module is as follows: in use, the communication unit output end of the HPLC communication controller 4 is connected with the output pin of the anti-overcurrent assembly 3 PTC thermistor, the high-frequency signal generated by the HPLC communication controller 4 is transmitted through the PTC thermistor, the wiring terminal 2 and the power supply lead, and then communicates with other HPLC communication modules on the power line, at the same time, the power line also supplies power to the direct current power supply 5 through the wiring terminal 2 and the PTC thermistor, the direct current power supply 5 charges the storage battery 6, and the storage battery 6 supplies power to the HPLC communication controller 4; when the current is too large, the PTC thermistor can inhibit the current from being too large or even block the current by the step increase of the resistance value, so as to protect the key elements in the circuit or the subsequent circuit; at this time, the HPLC communication controller 4 controls the standby communication device 7 to work; the standby communication device 7 is a wireless data transmitter, and can transmit data by using a mobile network, so as to ensure the safety of communication; in the process of use, the temperature sensor 14 detects the temperature in the protective shell 8, and transmits the temperature information to the HPLC communication controller 4; the HPLC communication controller 4 controls the fan 9 to work; the fan 9 blows downward, increases the pressure in the protective shell 8, the airflow blows the diaphragm 18, the lower end of the diaphragm 18 is raised, the diaphragm 18 is a PET diaphragm, the diaphragm 18 will be elastically deformed at the groove 19, then the airflow flows out of the ventilation hole 15, and then is discharged from the grid hole 17; the dust filter screen 11 filters the air entering the protective shell 8, and reduces the entry of dust; when the dust attached to the dust filter screen 11 is relatively large, the filter screen frame 10 can be buckled, the filter screen frame 10 is separated from the strong magnetic sheet 12, the filter screen frame 10 drives the dust filter screen 11 to be separated from the protective shell 8, and then the dust filter screen 11 can be cleaned.

[0025] It is worth noting that the HPLC communication controller 4, the anti-overcurrent assembly 3, the direct current power supply 5, the storage battery 6, the standby communication device 7, the fan 9 and the temperature sensor 14 disclosed in the above embodiments can be freely configured according to actual application scenarios; the core chip of the HPLC communication controller 4 can be a master control chip with a model number of Hi3921EV; the standby communication device 7 can be an EC20-4G wireless data transmitter; the fan 9 can be a brushless direct current fan with a model number of EFB-0920; the temperature sensor 14 can be a digital temperature sensor with a model number of DS18B20; the anti-overcurrent assembly 3 can be a PTC thermistor with a model number of WMZ13A; and the HPLC communication controller 4 controls the standby communication device 7, the fan 9 and the temperature sensor 14 to work by using a method commonly used in the prior art.

[0026] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. An overcurrent-proof HPLC communication module, comprising a bottom plate (1), a front end of an upper surface of the bottom plate (1) being provided with a wiring terminal (2) and an overcurrent-proof assembly (3), the upper surface of the bottom plate (1) being provided with an HPLC communication controller (4), and the upper surface of the bottom plate (1) being provided with a protective shell (8), characterized in that: The left side of the upper surface of the bottom plate (1) is provided with a direct current power supply (5) and a storage battery (6), the rear side of the upper surface of the bottom plate (1) is provided with a backup communication device (7), the upper surface of the protective shell (8) is provided with a dust filter screen (11) which is magnetically attached, and the ventilation holes (15) on the left and right sides of the protective shell (8) are provided with diaphragms (18). The input end of the overcurrent prevention component (3) is electrically connected with the output end of the connecting terminal (2), the input end of the direct current power supply (5) is electrically connected with the output end of the overcurrent prevention component (3), the input end of the storage battery (6) is electrically connected with the output end of the direct current power supply (5), the input end of the HPLC communication controller (4) is electrically connected with the output end of the storage battery (6), the input end of the backup communication device (7) is electrically connected with the output end of the HPLC communication controller (4), and the input end of the connecting terminal (2) is electrically connected with an external power supply.

2. The overcurrent prevention HPLC communication module according to claim 1, wherein: The overcurrent prevention component (3) is a PTC thermistor.

3. The overcurrent prevention HPLC communication module of claim 1, wherein: The upper side wall of the protective shell (8) is provided with a fan (9) at the air inlet, the middle part of the upper surface of the bottom plate (1) is provided with a temperature sensor (14), the input end of the fan (9) is electrically connected with the output end of the HPLC communication controller (4), and the output end of the temperature sensor (14) is electrically connected with the input end of the HPLC communication controller (4).

4. The overcurrent prevention HPLC communication module of claim 1, wherein: The upper surface of the protective shell (8) is provided with two strong magnetic sheets (12), the two strong magnetic sheets (12) are both magnetically attracted and adsorbed to the lower surface of the filter screen frame (10), and the four edges of the dust filter screen (11) are fixedly connected with the inner side wall of the filter screen frame (10).

5. The overcurrent prevention HPLC communication module of claim 4, wherein: The lower surface of the filter screen frame (10) is provided with a positioning column (13) at each corner, and the four positioning columns (13) are all movably inserted into the protective shell (8).

6. The overcurrent prevention HPLC communication module of claim 1, wherein: The upper end of the diaphragm (18) is fixedly connected with the outer surface of the protective shell (8), and a groove (19) is formed in the upper end of the side of the diaphragm (18) away from the protective shell (8).

7. The overcurrent prevention HPLC communication module of claim 1, wherein: The upper surface of the bottom plate (1) is provided with protective covers (16) at the left and right ends, the side of each protective cover (16) away from the protective shell (8) is provided with a grating hole (17), and the diaphragm (18) is located inside the horizontally adjacent protective cover (16).

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