CN216747871U

CN216747871U - Test pencil

Info

Publication number: CN216747871U
Application number: CN202220136602.XU
Authority: CN
Inventors: 林长顺
Original assignee: Wenzhou Oujie Electronic Technology Co ltd
Current assignee: Wenzhou Oujie Electronic Technology Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-06-14
Anticipated expiration: 2032-01-19

Abstract

A test pencil. The problem of current test pencil function singleness, can not carry out the strong light source illumination is solved. The LED lamp comprises a shell, wherein a first circuit board is arranged in the shell, an induction element is arranged at one end of the shell and connected with the first circuit board, and a first illuminating lamp used for illuminating is arranged at the other end of the shell. The shell has the beneficial effects that the first illuminating lamp for illumination is arranged on the shell, and the first illuminating lamp and the sensing element are arranged at the two ends of the shell, so that the space on the shell is reasonably utilized, and the first illuminating lamp is convenient to arrange and install. The utility model also has the advantages of simple structure, convenient assembly, reliable action, long service life and the like.

Description

Test pencil

Technical Field

The utility model relates to the field of electrical measurement, in particular to a test pencil.

Background

The non-contact test pencil and the contact test pencil sold in the market at present are two different door-type test pencils. The contact test pencil adopts contact to survey voltage, is through the big resistance reduction current to the human body realizes the measurement of voltage as the ground conductor, will appear the danger of human direct electric shock like this. The non-contact test pencil is directly isolated from electricity, so that the human body cannot get an electric shock, and the non-contact test pencil is relatively safe. But in the test pencil use, can work in some comparatively dim places, current test pencil sets up weak light source on surveying the electricity end usually, can illuminate the test tip condition, conveniently can provide the illumination of certain degree when having surveyed the electricity for promptly, the staff's operation of being convenient for, nevertheless because reasons such as structural constraint can not be used for the illumination when the road. Therefore, workers usually need to be equipped with an intense light source such as a flashlight for illumination, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a test pencil, aiming at solving the problems that the existing test pencil in the background technology has single function and can not carry out strong light source illumination.

The technical scheme of the utility model is as follows: the utility model provides a test pencil, includes the casing, the casing in be equipped with first circuit board, the one end of casing is equipped with sensing element, sensing element be connected with first circuit board, the other end of casing is equipped with the first light that is used for the illumination.

As a further improvement of the utility model, the shell is provided with a control button, and the control button is connected with the first illuminating lamp through a first circuit board.

As a further improvement of the utility model, the first illuminating lamp is arranged on the second circuit board and is electrically connected with the second circuit board, and a condensing lens is arranged outside the first illuminating lamp.

As a further improvement of the utility model, the shell is provided with a cap, the cap is provided with an accommodating cavity, and the second circuit board is arranged in the accommodating cavity of the cap.

As a further improvement of the utility model, the inner wall of the cover cap is provided with a supporting block, and the second circuit board is arranged on the supporting block.

As a further improvement of the utility model, the inner wall of the cap is provided with a retaining shoulder, the retaining shoulder and the supporting block are mutually matched to form a clamping groove for accommodating the second circuit board, and the supporting block is provided with an arc-shaped guide surface in the clamping direction of the second circuit board.

As a further improvement of the utility model, the cap is provided with a clamping hole or a clamping piece, the shell is provided with the clamping piece or the clamping hole, and the cap is sleeved at the end part of the shell and enables the clamping piece to be clamped in the clamping hole to form clamping fit of the cap and the shell.

As a further improvement of the utility model, a power supply is arranged in the shell and is electrically connected with the second circuit board, and the first circuit is connected with the second circuit board through an elastic conductive piece.

As a further improvement of the present invention, the housing includes a pen point and a pen body, the first circuit board is provided with a second illuminating lamp, and a light irradiation direction of the second illuminating lamp is emitted along a direction of the pen point and is opposite to a light irradiation direction of the first illuminating lamp.

The utility model has the beneficial effects that the first illuminating lamp for illumination is arranged on the shell, and the first illuminating lamp and the sensing element are arranged at the two ends of the shell, so that the space on the shell is reasonably utilized, and the first illuminating lamp is convenient to arrange and install. The utility model also has the advantages of simple structure, convenient assembly, reliable action, long service life and the like.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

FIG. 2 is a schematic cross-sectional structural view of an embodiment of the present invention.

Fig. 3 is a schematic diagram of an exploded structure of an embodiment of the present invention.

Fig. 4 is a schematic structural view of the cap 7 in fig. 3.

In the figure, 1, a housing; 11. a clamping piece; 12. a pen point; 13. a pen body; 14. a second illumination lamp; 2. a first circuit board; 3. testing the key; 4. a control button; 5. an inductive element; 61. a first illumination lamp; 62. a second circuit board; 63. a condenser lens; 7. capping; 71. an accommodating cavity; 72. a support block; 73. a shoulder block; 74. a card slot; 75. an arc-shaped guide surface; 76. a clamping hole; 77. a clamping member; 8. a power source; 81. an elastic conductive member.

Detailed Description

The embodiments of the utility model will be further described with reference to the accompanying drawings in which:

referring to fig. 1 and fig. 2-4, the test pencil comprises a casing 1, wherein a first circuit board 2 is arranged in the casing 1, a test key 3 is arranged on the casing 1, the test key 3 is electrically connected with the first circuit board 2, an induction element 5 is arranged at one end of the casing 1, the induction element 5 is connected with the first circuit board 2, and a first illuminating lamp 61 for illumination is arranged at the other end of the casing 1. The shell has the beneficial effects that the first illuminating lamp for illumination is arranged on the shell, and the first illuminating lamp and the sensing element are arranged at the two ends of the shell, so that the space on the shell is reasonably utilized, and the first illuminating lamp is convenient to arrange and install. The utility model also has the advantages of simple structure, convenient assembly, reliable action, long service life and the like.

The shell 1 is provided with a control button 4, and the control button 4 is connected with a first illuminating lamp 61 through a first circuit board 2. Specifically speaking, the control button controls a first illuminating lamp switch through a first circuit board. The switch of the illuminating lamp is usually controlled by a button, but other modes can be adopted.

The first illuminating lamp is arranged on the second circuit board 62 and electrically connected with the second circuit board 62, and a condensing lens 63 is arranged on the outer side of the first illuminating lamp 61. Specifically, the first illuminating lamp is an intense light source and can be used as a flashlight for illuminating during walking.

The casing 1 on be equipped with the block 7, the block 7 on be equipped with the holding chamber 71, the second circuit board 62 locate in the holding chamber 71 of block 7. The structure is convenient for the installation and fixation of the second circuit board and the first illuminating lamp, and the structure is simple and the assembly is convenient.

The inner wall of the cap 7 is provided with a supporting block 72, and the second circuit board 62 is arranged on the supporting block 72. Specifically, the inner wall of the cap 7 is provided with a retaining shoulder 73, the retaining shoulder 73 and the supporting block 72 are matched with each other to form a clamping groove 74 for accommodating the second circuit board 62, and the supporting block 72 is provided with an arc-shaped guide surface 75 in the clamping direction of the second circuit board 62. The setting of draw-in groove plays reliable positioning action to the second circuit board, avoids shifting, and the setting of arc spigot surface is convenient for second circuit board card income card to be gone into simple structure, convenient assembling.

The block 7 on be equipped with card hole 76 or joint spare, casing 1 on be equipped with joint spare 11 or card hole, the block 7 cover locate the tip of casing 1 and make joint spare 11 card go into and form block 7 and casing 1 joint cooperation in the card hole 76. The installation and the fixing of the nut cap are convenient due to the arrangement of the clamping piece and the clamping hole, and the clamping piece has certain elasticity, so that the nut cap of the product is convenient to disassemble and assemble. More specifically, the cap is provided with a clamping member 77, the clamping hole is formed in the clamping member and the cap directly, and the clamping hole can be formed in the clamping member. More specifically, the cap and the clamping piece are of an integrated structure, namely the cap and the clamping piece are matched with each other to form the pen hanger.

A power supply 8 is arranged in the shell 1, the power supply 8 is electrically connected with the second circuit board 62, and the first circuit board 2 is connected with the second circuit board 62 through an elastic conductive member 81. Specifically, one end of the elastic conductive piece is welded on the first circuit board, and the other end of the elastic conductive piece is abutted to the second circuit board. The structure ensures that the two circuit boards are reliably and electrically connected, and the circuit is convenient to conduct.

The casing 1 include nib 12 and body 13, first circuit board 2 on be equipped with second light 14, the light irradiation direction of second light 14 along the 12 direction of nib Ejection and with the opposite setting of light irradiation direction of first light 61. The setting of second light can be used for testing the electric time illumination, can be for the weak light source, can illuminate the test tip condition, conveniently can provide the illumination of certain degree for testing the electric time promptly, the staff operation of being convenient for.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.

Claims

1. The test pencil comprises a casing (1), wherein a first circuit board (2) is arranged in the casing (1), and the test pencil is characterized in that an induction element (5) is arranged at one end of the casing (1), the induction element (5) is connected with the first circuit board (2), and a first illuminating lamp (61) for illumination is arranged at the other end of the casing (1).

2. The test pencil according to claim 1, characterized in that the casing (1) is provided with a control button (4), and the control button (4) is connected with a first illuminating lamp (61) through a first circuit board (2).

3. The test pencil according to claim 1, wherein the first illuminating lamp is disposed on the second circuit board (62) and electrically connected to the second circuit board (62), and a condensing lens (63) is disposed outside the first illuminating lamp (61).

4. The test pencil according to claim 3, characterized in that the casing (1) is provided with a cap (7), the cap (7) is provided with a receiving cavity (71), and the second circuit board (62) is arranged in the receiving cavity (71) of the cap (7).

5. The test pencil according to claim 4, wherein the inner wall of said cap (7) is provided with a support block (72), and said second circuit board (62) is provided on the support block (72).

6. The test pencil according to claim 5, characterized in that the inner wall of the cap (7) is provided with a shoulder (73), the shoulder (73) and the support block (72) cooperate with each other to form a slot (74) for receiving the second circuit board (62), and the support block (72) is provided with an arc-shaped guide surface (75) in the direction of the second circuit board (62) being inserted.

7. The test pencil according to claim 4, characterized in that the cap (7) is provided with a clamping hole (76) or a clamping member, the housing (1) is provided with a clamping member (11) or a clamping hole, the cap (7) is sleeved on the end of the housing (1) and the clamping member (11) is clamped into the clamping hole (76) to form a cap (7) to be clamped and matched with the housing (1).

8. The test pencil of claim 1, characterized in that a power supply (8) is provided in said housing (1), said power supply (8) being electrically connected to said second circuit board (62), said first circuit board (2) being connected to said second circuit board (62) by means of an elastic conductive member (81).

9. The test pencil according to claim 1, wherein said casing (1) comprises a tip (12) and a body (13), said first circuit board (2) is provided with a second illuminating lamp (14), and a light irradiation direction of said second illuminating lamp (14) is opposite to a light irradiation direction of said first illuminating lamp (61) and emits along the tip (12).