CN217300944U

CN217300944U - Oil-water probe receiving module

Info

Publication number: CN217300944U
Application number: CN202220272603.7U
Authority: CN
Inventors: 王明娜
Original assignee: Shandong Win Win Environmental Protection Equipment Co Ltd
Current assignee: Shandong Win Win Environmental Protection Equipment Co Ltd
Priority date: 2022-02-10
Filing date: 2022-02-10
Publication date: 2022-08-26
Anticipated expiration: 2032-02-10

Abstract

The utility model discloses an oil water probe receiving module, including output binding post, electric capacity, piezo-resistor, triode, step-down module, input binding post, heating panel and PCB board, the welding has the triode on the PCB board, the back surface of triode is fixed with the heating panel through screw and nut, the welding of one side that lies in the triode on the PCB board has piezo-resistor, the welding of one side that lies in piezo-resistor on the PCB board and deviates from the triode has electric capacity, the welding of one side that lies in electric capacity and deviates from piezo-resistor on the PCB board has output binding post, the welding of one side that lies in the triode and deviates from piezo-resistor on the PCB board has step-down module, the welding of one side that lies in step-down module on the PCB board and deviates from the triode has input binding post. The utility model discloses possess and provide DC12V power for the sensor, and can receive the advantage of 0-10 milliamperes's current signal.

Description

Oil-water probe receiving module

Technical Field

The utility model relates to a immersible pump accessory technical field specifically is an oil water probe receiving module.

Background

The existing detection sensor receiving module generally receives a current signal of 0-10mA or 4-20 mA, and the power supply voltage of the output end is generally DC 24V. And the oil-water probe at the inlet needs the power supply voltage of DC12V, so the probe is incompatible.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil water probe receiving module possesses and provides DC12V power for the sensor, and can receive 0-10 milliampere's current signal's advantage, has solved current detection sensor receiving module, generally all is that the current signal of receiving 0-10mA or 4-20 milliampere and output supply voltage generally all are DC 24V. And the oil-water probe at the inlet needs the power supply voltage of DC12V, so the problem of incompatibility is solved.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an oil water probe receiving module, includes output binding post, electric capacity, piezo-resistor, triode, voltage reducing module, input binding post, heating panel and PCB board, the welding has the triode on the PCB board, the back surface of triode is fixed with the heating panel through screw and nut, the welding of one side that lies in the triode on the PCB board has piezo-resistor, the welding of one side that lies in piezo-resistor on the PCB board and deviates from the triode has electric capacity, the welding of one side that lies in electric capacity on the PCB board and deviates from piezo-resistor has output binding post, the welding of one side that lies in the triode on the PCB board and deviates from piezo-resistor has voltage reducing module, the welding of one side that lies in voltage reducing module on the PCB board and deviates from the triode has input binding post.

Preferably, the output wiring terminals and the input wiring terminals are the same in type and are symmetrically distributed at two ends of the PCB.

Preferably, the number of the capacitors and the number of the piezoresistors are two, and the capacitors and the piezoresistors are symmetrically distributed on the PCB.

Preferably, the output connecting terminal, the capacitor, the piezoresistor, the triode, the voltage reduction module and the input connecting terminal are electrically connected through a PCB.

Preferably, the input terminal is electrically connected with the power supply interface of the power module through a wire.

Preferably, the output wiring terminal is electrically connected with the oil-water probe and the input interface of the power module through a lead.

Compared with the prior art, the beneficial effects of the utility model are that: increase step-down constant voltage power supply module above former DC24V power module and reach module output supply voltage and be DC12V, and then reach and to use with the oil water probe cooperation of import, accomplish to mix the situation signal input oil water to the oil water probe module in, when water content reaches certain value in the oil, can the disconnection power to overhaul equipment, avoid burning out of motor and the condition of serious fault appearing.

Drawings

Fig. 1 is a schematic top view of the present invention.

In the figure: 1. an output terminal; 2. a capacitor; 3. a voltage dependent resistor; 4. a triode; 5. a voltage reduction module; 6. an input connecting terminal; 7. a heat dissipation plate; 8. and (7) a PCB board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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.

Referring to fig. 1, the present invention provides an embodiment:

the utility model provides an oil water probe receiving module, including output wiring terminal 1, electric capacity 2, piezo-resistor 3, triode 4, voltage reduction module 5, input wiring terminal 6, heating panel 7 and PCB board 8, the welding has triode 4 on the PCB board 8, triode 4's back surface is fixed with heating panel 7 through screw and nut, the welding of one side that lies in triode 4 on the PCB board 8 has piezo-resistor 3, the welding of one side that lies in piezo-resistor 3 on the PCB board 8 and deviates from triode 4 has electric capacity 2, electric capacity 2 and piezo-resistor 3 are equipped with two respectively, and electric capacity 2 and piezo-resistor 3 all on PCB board 8 symmetric distribution.

An output connecting terminal 1 is welded on one side of a PCB 8, which is positioned on the capacitor 2 and is deviated from a piezoresistor 3, the output connecting terminal 1 is electrically connected with an oil-water probe and a power module input interface through a lead, a voltage-reducing module 5 is welded on one side of the PCB 8, which is positioned on the triode 4 and is deviated from the piezoresistor 3, an input connecting terminal 6 is welded on one side of the PCB 8, which is positioned on the voltage-reducing module 5 and is deviated from the triode 4, the input connecting terminal 6 is electrically connected with a power module power supply interface through a lead, the output connecting terminal 1, the capacitor 2, the piezoresistor 3, the triode 4, the voltage-reducing module 5 and the input connecting terminal 6 are electrically connected through the PCB 8, the output connecting terminal 1 and the input connecting terminal 6 are the same in model, the output connecting terminal 1 and the input connecting terminal 6 are symmetrically distributed at two ends of the PCB 8, a voltage-reducing and stabilizing power supply module is added on the original DC24V power supply module to achieve the module that the module output power supply voltage is DC12V, and then reach and to use with the oil water probe cooperation of import, accomplish to mix the situation signal input oil water to the oil water probe module in, when water content reaches certain value in the oil, can the disconnect power to overhaul equipment, avoid burning out and the condition of serious fault of motor.

The working principle is as follows: the DC24V power supply provided by the multifunctional power supply module is connected to the input end of the voltage reduction module 5 through the input wiring terminal 6, the power supply is converted into DC12V through the voltage reduction and stabilization module, the voltage reduction module 5 supplies power to the oil-water probe through the anode of the output wiring terminal 1, the cathode of the oil-water probe is connected to the anode of the input end of the multifunctional power supply module, and the multifunctional power supply module collects a 0-10mA current signal of the oil-water probe; meanwhile, the cathode of the multifunctional power supply module is connected with the output wiring terminal 1 connected with the cathode of the voltage reduction module 5, so that the total zero is reached, and the power supply voltage for the oil-water probe is DC 12V.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an oil water probe receiving module, includes output binding post (1), electric capacity (2), piezo-resistor (3), triode (4), step-down module (5), input binding post (6), heating panel (7) and PCB board (8), its characterized in that: the welding has triode (4) on PCB board (8), the back surface of triode (4) is fixed with heating panel (7) through screw and nut, one side welding that lies in triode (4) on PCB board (8) has piezo-resistor (3), one side welding that lies in piezo-resistor (3) and deviates from triode (4) on PCB board (8) has electric capacity (2), one side welding that lies in electric capacity (2) and deviates from piezo-resistor (3) on PCB board (8) has output binding post (1), one side welding that lies in triode (4) and deviates from piezo-resistor (3) on PCB board (8) has voltage reducing module (5), one side welding that lies in voltage reducing module (5) and deviates from triode (4) on PCB board (8) has input binding post (6).

2. The oil and water probe receiving module of claim 1, wherein: the output wiring terminal (1) and the input wiring terminal (6) are the same in model, and the output wiring terminal (1) and the input wiring terminal (6) are symmetrically distributed at two ends of the PCB (8).

3. The oil and water probe receiving module of claim 1, wherein: the capacitor (2) and the piezoresistor (3) are respectively provided with two piezoresistors, and the capacitor (2) and the piezoresistor (3) are symmetrically distributed on the PCB (8).

4. The oil and water probe receiving module of claim 1, wherein: output binding post (1), electric capacity (2), piezo-resistor (3), triode (4), step-down module (5) and input binding post (6) pass through PCB board (8) electric connection.

5. The oil and water probe receiving module of claim 1, wherein: and the input wiring terminal (6) is electrically connected with the power supply interface of the power supply module through a wire.

6. The oil and water probe receiving module of claim 1, wherein: the output wiring terminal (1) is electrically connected with the oil-water probe and the input interface of the power module through wires.