CN212433236U - Universal meter with directional lighting - Google Patents

Abstract

The utility model discloses an universal meter with directional illumination relates to universal meter technical field, and it includes universal meter body and probe, still includes: a light emitting member positioned on the probe; a power source electrically connected to the light emitting member; and the switch piece is arranged between the power supply and the luminous piece and is used for controlling the electric connection between the power supply and the luminous piece. The utility model discloses help making things convenient for the staff to the observation of measuring point, make things convenient for the measured advantage of data.

Description

Universal meter with directional lighting

Technical Field

The utility model belongs to the technical field of the universal meter technique and specifically relates to a universal meter with directional illumination is related to.

Background

Multimeters, also known as multiplex meters, multi-purpose meters, triple meters, multi-purpose meters, etc., are indispensable measurement instruments for power electronics and other departments, and generally aim to measure voltage, current and resistance. The multimeter is divided into a pointer multimeter and a digital multimeter according to the display mode. The universal meter can measure direct current, direct voltage, alternating current, alternating voltage, resistance, audio level and the like, and can also measure alternating current, capacitance, inductance, parameters of a semiconductor and the like.

The prior Chinese patent with the publication number of CN110887986A discloses a multimeter for improving the measurement accuracy, which comprises a meter body mechanism, a protection mechanism and a wiring mechanism, the watch body mechanism comprises a shell, a display screen, an adjusting knob dustproof plug, a winding rod, a limiting rod and a positioning sleeve, the protection mechanism comprises a protection sleeve, the wiring mechanism comprises at least two connecting wires, a detachable dustproof plug is arranged in the wiring hole, and a waterproof pad for providing dustproof and waterproof functions is arranged on the meter pen, so that the waterproof pad is used for preventing dust and water when the wiring hole is used, when the wiring hole is not used, the dustproof and waterproof functions are provided by the dustproof plug, and by arranging the winding rod with the limiting rod, through twine the connecting wire on the wire winding pole in order to accomodate the wire winding pole, supply the pen-shape metre male position sleeve through setting up on the casing to can be through the fixed pen-shape metre of position sleeve.

The technical scheme has the following defects that in outdoor application, workers measure under the condition of dark environment, and the difficulty of measurement work is increased because the workers cannot see a measuring point clearly.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims to provide an universal meter with directional illumination through set up the illuminating part on the universal meter, and the staff of being convenient for sees the measuring point clearly, reduces the degree of difficulty of measurement work.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a multimeter with directional illumination, comprising a multimeter body and a probe, further comprising: a light emitting member positioned on the probe; a power source electrically connected to the light emitting member; and the switch piece is arranged between the power supply and the luminous piece and is used for controlling the electric connection between the power supply and the luminous piece.

Through adopting above-mentioned technical scheme, in the night application of no light, the staff presses the switch spare, intercommunication power and illuminating part, then uses the probe that has illuminating part to go to measure, helps making things convenient for the staff to the observation of measuring point, makes things convenient for the measurement of data.

The utility model discloses further set up to: the probe comprises a shell wrapped on the outer side of the probe, the light-emitting piece is an LED lamp, the LED lamp is located on one side, close to the end head of the probe, of the shell, and the lamp head of the LED lamp faces one side, facing the end head of the probe.

Through adopting above-mentioned technical scheme, with the LED lamp towards one side of probe end, spotlight that can be better, LED lamp light is soft, helps making things convenient for staff's observation.

The utility model discloses further set up to: the LED lamp is located on the inner side of the shell, and a light hole is formed in one side, close to the probe end, of the shell.

Through adopting above-mentioned technical scheme, arrange the LED lamp in the casing inboard and help better protection LED lamp can not harm, set up the effect that plays the spotlight that the light trap can be further at the probe end, help promoting staff's measuring convenience.

The utility model discloses further set up to: and a light guide plate is embedded and fixed in the light-transmitting hole and used for guiding light emitted by the light-emitting piece to the end of the probe.

Through adopting above-mentioned technical scheme, set up the light guide plate through the inboard at the light trap, help the better conduction of light on the one hand, on the other hand helps outside dust can not get into the casing of probe through the light trap in, help the spare part in the protective housing.

The utility model discloses further set up to: the power supply is arranged in the universal meter.

Through adopting above-mentioned technical scheme, the illuminating part passes through the wire and is connected with the power, helps guaranteeing that the protection power can not damage.

The utility model discloses further set up to: the switch piece is arranged on the shell and is a lock-free button.

Through adopting above-mentioned technical scheme, be the lockless formula button with the switch spare, help making things convenient for the bright of staff control light-emitting component to go out, promote the convenience of measurement.

The utility model discloses further set up to: the light emitting member is an optical fiber.

By adopting the technical scheme, the optical fiber is very fine, has strong toughness and low price, can be repeatedly used and is beneficial to saving the cost.

The utility model discloses further set up to: and the conducting wires between the optical fibers and the probes are arranged in the same line pipe.

Through adopting above-mentioned technical scheme, unite two into one the wire and the probe line of optic fibre, help making things convenient for the staff to accomodate the wire.

The utility model discloses further set up to: the power is a button cell, and the button cell is arranged on the universal meter body.

By adopting the technical scheme, the button cell has small current, is beneficial to long-term use, is not easy to leak liquid to damage a circuit, and is beneficial to ensuring long-time outdoor measurement.

The utility model discloses further set up to: the switch piece is a self-locking button.

Through adopting above-mentioned technical scheme, be the auto-lock button with the switch spare, help promoting the convenience that the staff controlled the light-emitting spare and shine and go out.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) the light-emitting piece is electrically connected with the power supply, so that the measurement points can be conveniently and clearly seen by workers, and the difficulty of measurement work is reduced;

(2) due to the arrangement of the light guide plate and the shell, the LED lamp is further prevented from being damaged, and the economic benefit is improved;

(3) through the setting of optic fibre and button cell, help promoting the smallness of illuminating part, promote the convenience of measurement work.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a multimeter embodying primarily directional illumination according to one embodiment;

FIG. 2 is a schematic diagram of a power supply according to an embodiment;

FIG. 3 is a schematic diagram of a probe structure according to an embodiment;

FIG. 4 is a hair growth diagram of portion A of FIG. 3, which mainly shows the structure of the light-transmitting holes;

FIG. 5 is a schematic view of a multimeter embodying features of a second embodiment;

FIG. 6 is an enlarged view of a portion B of FIG. 5, mainly illustrating the structure of the optical fiber;

fig. 7 is a schematic view of a button cell according to the second embodiment.

Reference numerals: 1. a multimeter body; 2. a probe; 3. a housing; 31. a light-transmitting hole; 32. a light guide plate; 4. an LED lamp; 5. an optical fiber; 6. a power source; 7. a wire; 8. a button cell; 9. a lock-less button; 91. a self-locking button.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

The first embodiment is as follows:

referring to FIGS. 1 and 2, a multimeter with directional illumination comprises a multimeter body 1 and a probe 2, and further comprises: a light emitting member, which is positioned on the probe 2 and is used for emitting light; the power supply 6 is electrically connected with the luminous element; and the switch piece is arranged between the power supply 6 and the luminous piece and used for controlling the electric connection between the power supply 6 and the luminous piece.

In the application, the staff presses down the switch spare, communicates power 6 and illuminating part, and under the condition of illuminating part, then use the probe 2 that has the illuminating part to go to measure, reduces the degree of difficulty of measurement work.

Referring to fig. 3 and 4, the probe 2 includes a housing 3 wrapped at the outer side thereof, the light emitting member is an LED lamp 4, the LED lamp 4 is located at the inner side of the housing 3, the LED lamp 4 is located at a side of the housing 3 close to the end of the probe 2, and the LED lamp 4 is located at a side of the lamp head facing the end of the probe 2. The shell 3 is provided with a light hole 31 near the end of the probe 2, a light guide plate 32 is arranged on the inner side of the shell 3, the light guide plate 32 covers the light hole 31, and the light guide plate 32 is used for guiding light emitted by the light emitting element to the end of the probe 2. The power 6 is arranged in the universal meter and is electrically connected with the LED lamp 4 through a wire 7, the switch part is a non-lock button 9, and the non-lock button 9 is arranged on the shell 3.

The implementation principle of the above embodiment is as follows: in the application, the staff uses the universal meter to carry out the fixed point and measures, holds probe 2 and presses no lock formula button 9 on the casing 3, and LED lamp 4 lights, and the light source of LED lamp 4 gathers 2 ends of probe through light guide plate 32 and light trap 31 with light, and the staff loosens no lock formula button 9 after the measurement is accomplished, packs up probe 2.

Example two:

referring to fig. 5 and 6, a multimeter with directional illumination differs from embodiment one in that: the light-emitting part is optic fibre 5, and the wire 7 between the optic fibre 5 and the probe 2 both is arranged in same spool, and power 6 is button cell 8, and button cell 8 establishes on universal meter body 1, and the switch spare is self-locking button 91, and self-locking button 91 is located universal meter body 1 (see fig. 4 and 7).

The implementation principle of the above embodiment is as follows: in the application, the staff puts into universal meter body 1 with button cell 8, then presses the auto-lock button 91 on the universal meter body 1, and optic fibre 5 lights, and the light source of optic fibre 5 gathers the 2 ends of probe through light guide plate 32 and light trap 31 with light, and the staff presses auto-lock button 91 once more after the measurement is accomplished, and optic fibre 5 extinguishes, packs up probe 2.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a multimeter with directional illumination, includes multimeter body (1) and probe (2), its characterized in that still includes: a light emitting member located on the probe (2);

a power source (6), the power source (6) being electrically connected to the light emitting member;

and the switch piece is arranged between the power supply (6) and the luminous piece and is used for controlling the electric connection between the power supply (6) and the luminous piece.

2. The multimeter with directional lighting according to claim 1, wherein the probe (2) comprises a case (3) wrapped around the outside thereof, the light emitting element is an LED lamp (4), the LED lamp (4) is located on one side of the case (3) close to the end of the probe (2), and the lamp cap of the LED lamp (4) faces one side of the end of the probe (2).

3. The multimeter with directional lighting according to claim 2, wherein the LED lamp (4) is located inside the case (3), and a light-transmitting hole (31) is formed in one side of the case (3) close to the end of the probe (2).

4. A multimeter having directional illumination according to claim 3, wherein a light guide plate (32) is embedded and fixed in the light hole (31), the light guide plate (32) being configured to guide light emitted through the light emitting member to the tip of the probe (2).

5. A multimeter having directional illumination according to claim 1, wherein the power supply (6) is provided within the multimeter.

6. A multimeter having directional illumination according to claim 1, wherein the switch member is provided on the case (3), the switch member being a lockless button (9).

7. A multimeter having directional illumination according to claim 1, wherein the light emitter is an optical fiber (5).

8. A multimeter having directional illumination according to claim 7, wherein the wires (7) between the optical fiber (5) and the probe (2) are both disposed in the same conduit.

9. A multimeter having directional illumination according to claim 1, wherein the power source (6) is a button cell (8), the button cell (8) being provided on the multimeter body (1).

10. A multimeter having directional illumination according to claim 1, wherein the switch member is a self-locking button (91).

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