CN213239065U - Novel inductive sensor device - Google Patents

Abstract

The utility model provides a novel inductance type sensor device, including end box, setting lithium cell and the circuit board in end box and with the enclosing cover of the mutual block of end box, the lithium cell with the circuit board passes through the electricity to be connected, be equipped with magnetic sensing element and sensor on the circuit board, the sensor comprises the big induction coil of a circle form and the little induction coil of three flat type, little induction coil is cyclic annular distribution and sets up in the big induction coil, the utility model discloses can improve the distance of response within 8mm, and then reduce sensor assembly fault tolerance and reduce the sensor risk of becoming invalid, combine magnet steel design to replace switch class component through magnetic sensing element, avoided sealed risk completely, guaranteed the quality of product.

Description

Novel inductive sensor device

Technical Field

The utility model belongs to the technical field of the water gauge is made and specifically relates to indicate a novel inductance type sensor device.

Background

The intelligent water meter is a novel water meter which measures water consumption by using modern microelectronic technology, modern sensing technology and intelligent IC card technology, transmits water consumption data and settles accounts, can record and electronically display the water consumption, can control the water consumption according to convention, automatically completes water fee calculation of step water price and has the function of storing the water consumption data. Most of the existing intelligent water meters are formed by adding some auxiliary sensing equipment on common water meters, the sensing distance of a common sensor is generally within 5mm, and if the sensor is not well attached to the water meter glass during installation, the sensor is easy to lose efficacy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a novel inductance type sensor device can improve the distance of response within 8mm, and then reduces the sensor assembly fault-tolerant rate and reduces the sensor risk of becoming invalid. In order to achieve the above purpose, the utility model adopts the following technical scheme:

(II) technical scheme

The utility model provides a novel inductance type sensor device, includes end box, sets up lithium cell and the circuit board in end box and with the enclosing cover of the mutual block of end box, the lithium cell with the circuit board passes through the electricity to be connected, be equipped with magnetic sensing element and sensor on the circuit board, the sensor comprises the little induction coil of a circle form big induction coil and three flat type, little induction coil is the cyclic annular distribution and sets up in the big induction coil.

Furthermore, a positioning column is arranged inside the bottom box, and a positioning hole matched with the positioning column is formed in the circuit board.

Furthermore, one side of the bottom box is provided with a connecting plate and a wire passing hole, and the connecting plate is provided with a mounting hole.

(III) advantageous effects

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, the utility model discloses a three little induction coil produces high low voltage with no magnetic pointer and discerns no magnetic pointer rotation direction, three little induction coil respond to in proper order and succeed in producing a pulse signal simultaneously, its induction capability is strong, can improve the distance of response within 8mm, and then reduce sensor assembly fault-tolerant rate and reduce the sensor risk of inefficacy, be equipped with the magnetic sensing element on the circuit board simultaneously, combine the later stage at water gauge table upper shield facial make-up magnet steel, the magnetic sensing element solves the sensing and installs the effect that targets in place and avoid sealed risk like this, the quality of product has been guaranteed.

Drawings

Fig. 1 is an overall explosion diagram of the present invention.

The reference numbers illustrate:

1. bottom box 11, positioning column 12 and connecting plate

13. Wire passing hole 14, mounting hole 2 and lithium battery

3. Circuit board 31, magneto-sensitive element 32, and sensor

321. Big induction coil 322, little induction coil 33, locating hole

4. Outer cover

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, a novel inductive sensor device includes a bottom case 1, a lithium battery 2 and a circuit board 3 disposed in the bottom case 1, and an outer cover 4 engaged with the bottom case 1, the lithium battery 2 is electrically connected to the circuit board 3, a magnetic sensor 31 and a sensor 32 are disposed on the circuit board 3, the sensor 32 is composed of a large circular induction coil 321 and three small flat induction coils 322, the small induction coils 322 are annularly disposed in the large induction coil 321, and are mounted on a water meter to correspond non-magnetic pointers to the large induction coil 321, the three small induction coils 322 are used to identify the rotation direction of the non-magnetic pointers, and simultaneously, the three small induction coils 322 successively induce successfully to generate a pulse signal, when the rotation of the non-magnetic pointers and the three small induction coils 322 generate high and low voltages, the sensor 32 identifies the rotation direction of the non-magnetic pointers and generates the pulse signal, the later stage can be at water gauge table cover facial make-up magnet steel simultaneously, cooperates magnetic sensing element 31 like this, solves the sensing installation problem that targets in place, avoids sealed risk's effect simultaneously, has guaranteed the quality of product.

For well fixed circuit board 3, bottom box 1 is inside to be equipped with reference column 11, be equipped with on the circuit board 3 with reference column 11 matched with locating hole 33, the cooperation buckle has been good again to beat and glues sealed processing, covers enclosing cover 4 simultaneously.

In order to facilitate connection and installation on a water meter and facilitate the pulling of a wire, a connecting plate 12 and a wire passing hole 13 are arranged on one side of the bottom box 1, a mounting hole 14 is formed in the connecting plate 12, and the mounting hole 14 is fixedly connected to a meter cover of the water meter through a screw.

The utility model discloses can improve the distance of response within 8mm, and then reduce the fault-tolerant rate of sensor assembly and reduce the sensor risk of becoming invalid, combine magnet steel design to replace switch class component through the magnetic sensing element, avoid sealed risk completely, guarantee the quality of product.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims (3)

1. The utility model provides a novel inductive sensor device, includes end box, sets up lithium cell and the circuit board in end box and with the enclosing cover of the mutual block of end box, the lithium cell with the circuit board passes through the electricity to be connected, its characterized in that: the circuit board is provided with a magnetic sensing element and a sensor, the sensor consists of a round large induction coil and three flat small induction coils, and the small induction coils are annularly distributed in the large induction coil.

2. The novel inductive sensor apparatus of claim 1, wherein: the bottom box is internally provided with a positioning column, and the circuit board is provided with a positioning hole matched with the positioning column.

3. The novel inductive sensor apparatus of claim 2, wherein: one side of the bottom box is provided with a connecting plate and a wire passing hole, and the connecting plate is provided with a mounting hole.

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