CN218974457U

CN218974457U - Test pencil

Info

Publication number: CN218974457U
Application number: CN202222715382.9U
Authority: CN
Inventors: 毛文毅
Original assignee: Yinte Electronic Ningbo Co ltd
Current assignee: Yinte Electronic Ningbo Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-05-05
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a test pencil which comprises a shell, wherein an pencil head is arranged at the front end of the shell, a battery cover is arranged on the back surface of the shell, the battery cover is mutually clamped with the shell, an elastic protruding block is arranged on the shell, a button battery pack is arranged beside the elastic protruding block and close to the bottom of the shell, a positioning hole matched with the elastic protruding block is arranged on the battery cover, the elastic protruding block just locks the positioning hole on the battery cover, a groove channel is arranged on the shell, a protruding rail corresponding to the groove channel is arranged on the battery cover, and the groove channel is mutually matched with the protruding rail during clamping. When the battery is to be replaced, a pointed object is abutted against the elastic protruding block on the shell to unlock, and then the battery cover is pushed backwards until the battery cover is separated from the shell. After the battery is replaced, the battery cover is pushed into the shell until the battery cover and the shell are clamped and locked, and the novel structure is not as convenient and fast as the traditional method for replacing the battery by unscrewing the screw.

Description

Test pencil

Technical Field

The utility model belongs to the technical field of electric tools, and particularly relates to a test pencil.

Background

The test pencil is often used for testing whether a line or equipment is electrified in daily maintenance, and the pen body of the electronic test pencil is provided with the LED display screen, so that the test voltage value can be intuitively read, and the application is wider and wider.

The power supply of the electronic test pencil is generally provided by a common button battery, two or three button batteries are tightly attached together and are connected in series, the button batteries are placed in the same battery groove, after the test pencil works for a certain time, the batteries need to be replaced, at the moment, screws of a front cover or a rear cover are unscrewed, after a cover plate is taken down, a plurality of batteries which are tightly attached together are replaced, and then the cover plate is installed back and fixed by the screws. This conventional battery replacement method is not convenient enough.

Disclosure of Invention

The utility model aims to provide a test pencil which solves the problems in the background art.

In order to solve the technical problems, the utility model is realized by the following technical measures: the utility model provides a test pencil, includes the casing as the shell the front end of casing is equipped with the electrography head that offsets with the measured object and bumps the one end that the casing kept away from the electrography head is equipped with the touch button, wherein the back of casing is equipped with the battery cover, the battery cover with the mutual joint of casing be equipped with the elasticity protruding piece on the casing the next door of elasticity protruding piece is close to casing bottom department and is equipped with button group battery be equipped with on the battery cover with elasticity protruding piece matched with locating hole, elasticity protruding piece just locks the locating hole on the battery cover, be equipped with the recess way on the casing, be equipped with on the battery cover with the corresponding protruding rail of recess way, during the joint, the recess way with protruding rail coincide each other.

Compared with the prior art, the utility model has the advantages that: through setting up battery cover and the mutual joint of casing, during the joint, the protruding rail of battery cover coincides each other with the recess way of casing, and the locating hole on the battery cover is just locked to the elasticity protruding piece on the casing. When the battery is to be replaced, a pointed object is abutted against the elastic protruding block on the shell to unlock, and then the battery cover is pushed backwards until the battery cover is separated from the shell. After the battery cover is taken off, the battery to be replaced can be completely seen, after the battery is replaced, the battery cover is pushed into the shell until the battery cover and the shell are mutually clamped and locked, and the novel structure is not as convenient and fast as the traditional method for replacing the battery after the screw is unscrewed.

As an improvement of the utility model, the surface of the battery cover is provided with a plurality of friction points with protruding surfaces, and the friction points are arranged at the front edge of the positioning hole. The purpose of the design is selected: the surface of the battery cover is provided with convex friction points, when the battery cover is pushed and inserted, friction force is increased, and hand feeling is enhanced.

As an improvement of the utility model, the surface of the battery cover is provided with an English mark, and the English mark is arranged behind the positioning hole. The purpose of the design is selected: because the product is mainly used for export, english marks are required to be set, and the product is convenient for global users to recognize.

As an improvement of the utility model, the test pencil is provided with a digital display screen. The purpose of the design is selected: the digital display screen is visual and easy to identify.

As an improvement of the utility model, the convex rail of the battery cover is provided with a concave part, the groove channel of the shell is provided with a protruding part, and after the battery cover is clamped with the shell, the concave part and the protruding part are just mutually matched. The purpose of the design is selected: the convex rail of the battery cover and the groove of the shell are mutually matched and clamped, on the basis of the concave rail, namely, the concave part is arranged on the convex rail of the battery cover, and the protruding part is arranged on the groove of the shell, so that the concave part and the protruding part are just mutually matched, and further clamping and fixing are realized.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a perspective view of a test pencil according to the present utility model.

Fig. 2 is a perspective view of the back of the test pencil with the battery cover removed according to the present utility model.

Fig. 3 is an enlarged view of the portion a according to the present utility model.

Fig. 4 is a perspective view of the front of the battery cover according to the present utility model.

Fig. 5 is a perspective view of the back of the battery cover according to the present utility model.

Fig. 6 is an enlarged view of the B-side of the present utility model.

Fig. 7 is a sectional view of the battery cover and the housing after the battery cover is mounted.

Reference numerals illustrate: 1. a housing; 2. a pencil head; 3. touching the key; 4. a battery cover; 5. an elastic bump; 6. a protruding portion; 7. friction points; 8. a guide arrow; 9. positioning holes; 10. english marking; 11. a recessed portion; 12. button battery pack; 13. a digital display screen; 14. a recessed channel; 15. and a convex rail.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. 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. Wherein the terms "first position" and "second position" are two different positions.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Unless expressly stated or limited otherwise, a first feature being "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Example 1

Referring to fig. 1-7, the test pencil provided in this embodiment includes a housing 1 as a shell, a pencil head 2 abutting against a measured object is provided at a front end of the housing 1, a touch key 3 is provided at an end of the housing 1 away from the pencil head 2, a digital display screen 13 is provided beside the touch key 3, and the digital display screen 13 adopts an LED lamp mode, which is relatively visual and easy to identify.

Referring to fig. 2 and 4, a battery cover 4 is disposed on the back of the housing 1, and in a normal state, the battery cover 4 is clamped with the housing 1, an elastic protruding block 5 is disposed on the housing 1, and a button battery pack 12 is disposed beside the elastic protruding block 5 near the bottom of the housing 1.

Referring to fig. 4 and 5, a positioning hole 9 is formed in the battery cover 4 and cooperates with the elastic protruding block 5, and in a normal state, the elastic protruding block 5 just locks the positioning hole 9 in the battery cover 4, because the elastic protruding block 5 slightly tilts upwards, when unlocking, a sharp object is required to press downwards, and the elastic force is overcome.

Referring to fig. 3, a groove 14 is provided on the housing 1, a convex rail 15 corresponding to the groove 14 is provided on the battery cover 4, and the groove 14 and the convex rail 15 are engaged with each other when being clamped.

In the embodiment of the application of the utility model, 9 friction points 7 with protruding surfaces are arranged on the surface of the battery cover 4, the friction points 7 are arranged at the front edge of the positioning hole 9, three friction points 7 are arranged in one layer, and the total of three friction points 7 is 9. When the battery cover 4 is pushed in, the friction force can be increased, and the hand feeling can be enhanced. A forward pointing arrow 8 is filled beside the friction point, indicating that the battery cover can be pulled forward.

In the embodiment of the present application, referring to fig. 4, an english mark 10 is provided on the surface of the battery cover 4, the english mark 10 is provided behind the positioning hole 9, and in this embodiment, the english mark 10 is "OPEN". Because the product is mainly used for export, the English mark 10 is required to be set, so that the product is convenient for global users to recognize.

In the embodiment of the present application, referring to fig. 3 and 6, a concave portion 11 is provided on the convex rail of the battery cover 4, a protruding portion 6 is provided on the groove of the housing 1, and after the battery cover 4 is clamped with the housing 1, the concave portion 11 and the protruding portion 6 are just matched with each other, so that a further clamping and fixing effect can be achieved.

Referring to fig. 7, in the test pencil according to the present embodiment, during normal use, a pointed object is pushed into the elastic protruding block 5 on the housing 1 through the positioning hole 9 on the battery cover 4 to unlock, and then the friction point 7 is pressed by the finger, so as to push the battery cover 4 backward until the battery cover is separated from the housing 1. After the battery cover 4 is taken off, the battery to be replaced can be completely seen in the battery groove, and after the battery is replaced, the battery cover 4 is pushed and inserted into the shell 1 until the battery cover and the shell are mutually clamped and locked.

The test pencil provided by the embodiment adopts a novel structure, and is not like the traditional method of replacing the battery after unscrewing the screw.

The foregoing is illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the claims. The present utility model is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a test pencil, includes casing (1) as the shell the front end of casing (1) is equipped with and offsets electric pencil head (2) that bumps with the measured object casing (1) keep away from one end of electric pencil head (2) is equipped with touch button (3), characterized by: the back of casing (1) is equipped with battery cover (4), battery cover (4) with casing (1) joint each other be equipped with elasticity protruding piece (5) on casing (1) the next door of elasticity protruding piece (5) is close to casing (1) bottom department and is equipped with button group battery (12) be equipped with on battery cover (4) with elasticity protruding piece (5) matched with locating hole (9), elasticity protruding piece (5) just lock locating hole (9) on battery cover (4), be equipped with the recess way on casing (1), be equipped with on battery cover (4) with the corresponding protruding rail of recess way, during the joint, the recess way with protruding rail coincide each other.

2. The test pencil of claim 1, wherein: the surface of the battery cover (4) is provided with a plurality of friction points (7) with protruding surfaces, and the friction points (7) are arranged at the front edge of the positioning hole (9).

3. The test pencil of claim 1, wherein: the surface of the battery cover (4) is provided with an English mark (10), and the English mark (10) is arranged at the rear side of the positioning hole (9).

4. The test pencil of claim 1, wherein: the test pencil is provided with a digital display screen (13).

5. The test pencil of claim 1, wherein: the battery cover (4) is characterized in that a concave part (11) is arranged on the convex rail of the battery cover (4), a protruding part (6) is arranged on the groove channel of the shell (1), and after the battery cover (4) is clamped with the shell (1), the concave part (11) and the protruding part (6) are just mutually matched.