CN219054209U

CN219054209U - Ratchet wrench with illumination function

Info

Publication number: CN219054209U
Application number: CN202320075453.5U
Authority: CN
Inventors: 王永安; 王伟
Original assignee: NINGBO FEITIAN WEIYE TOOL CO Ltd
Current assignee: NINGBO FEITIAN WEIYE TOOL CO Ltd
Priority date: 2023-01-10
Filing date: 2023-01-10
Publication date: 2023-05-23
Anticipated expiration: 2033-01-10

Abstract

The utility model discloses a ratchet wrench with an illumination function, which comprises a ratchet wrench body, and an illumination unit, wherein the illumination unit is used for being detachably connected to a wrench head of the ratchet wrench body; the lighting unit comprises a shell, a concave cavity with an opening at the upper end is formed in the shell, a storage battery is fixed at the inner bottom of the concave cavity, a cover plate for closing the concave cavity is fixed at the opening end of the concave cavity, a circuit board is fixed on the lower end face of the cover plate, a charging interface and a switch are fixed on the circuit board, the charging interface and the switch are arranged in the cover plate in a penetrating mode, a light hole is formed in the bottom of the concave cavity, an LED lamp bead is arranged in the light hole, the LED lamp bead is tightly inserted in a matched mode with the light hole, a light guide plate is fixed at the opening of the lower end of the light hole, and the shell is detachably connected with a spanner head; according to the utility model, by arranging the lighting unit, the lighting unit can realize the lighting of a narrow space with insufficient light, so that convenience can be brought to the screwing of the bolt.

Description

Ratchet wrench with illumination function

Technical Field

The utility model relates to the technical field of ratchet wrenches, in particular to a ratchet wrench with an illumination function.

Background

At present, when a ratchet wrench is used for screwing a bolt, such as when the bolt is in a space with small light, inconvenience is brought to connection of a wrench head of the ratchet wrench and the bolt positioned in the space with small light, for example, when the ratchet wrench needs to screw the bolt positioned in an automobile engine room, the space in the automobile engine room is often relatively small and the light is insufficient, so that inconvenience is brought to connection of the wrench head of the ratchet wrench and the bolt, namely inconvenience is brought to screwing of the bolt.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the ratchet wrench with the lighting function, and the lighting unit can realize the lighting of a narrow and insufficient space through the arrangement of the lighting unit, so that convenience can be brought to the screwing of the bolt.

The ratchet wrench with the lighting function comprises a ratchet wrench body, and further comprises a lighting unit, wherein the lighting unit is used for being detachably connected to a wrench head of the ratchet wrench body; the lighting unit comprises a shell, a concave cavity with an upper end being open is arranged on the shell, a storage battery is fixed on the inner bottom of the concave cavity, a cover plate for closing the concave cavity is fixed on the opening end of the concave cavity, a circuit board is fixed on the lower end face of the cover plate, a charging interface and a switch are fixed on the circuit board, the charging interface and the switch are arranged in the cover plate in a penetrating mode, a light hole is arranged at the bottom of the concave cavity, an LED lamp bead is arranged in the light hole, the LED lamp bead is tightly inserted in the light hole in a matched mode, a light guide plate is fixed at the opening of the lower end of the light hole, the storage battery and the LED lamp bead are electrically connected with the circuit board, and the shell is detachably connected with a spanner head.

According to the utility model, through the arrangement of the lighting unit, when the ratchet wrench is required to be used for screwing the bolt in the narrow and light-deficient space, the lighting unit can be used for lighting the narrow and light-deficient space, so that convenience can be brought to the connection of the wrench head of the ratchet wrench and the bolt, namely, convenience can be brought to the screwing of the bolt.

The ratchet wrench with the lighting function, disclosed by the utility model, has the advantages that the clamping part is integrally formed on the outer wall of the shell, the clamping part is provided with the C-shaped opening, the outer wall of the wrench head is provided with the clamping groove, and the clamping part is matched and clamped with the clamping groove; by adopting the structure, the shell can be conveniently matched and clamped with the spanner head through the clamping part, namely the lighting unit can be conveniently and detachably connected with the spanner head.

The ratchet wrench with the lighting function, disclosed by the utility model, has the advantages that the clamping part and the shell are integrally injection-molded by plastic materials; through adopting this kind of structure, have joint portion and casing joint strength high advantage, and because joint portion is made by plastic materials to when joint portion and spanner cooperation joint, joint portion can produce deformation more easily and lie in the first draw-in groove cooperation joint of spanner.

The utility model relates to a ratchet wrench with an illumination function, wherein a first annular step which expands outwards is arranged at an opening at the upper end of a concave cavity, the outer edge of a cover plate is supported on the first annular step, and the cover plate is fixed with a shell through a plurality of first screws which are circumferentially distributed at intervals; by adopting such a structure, the cover plate can be reliably and conveniently fixed with the housing.

The ratchet wrench with the lighting function, disclosed by the utility model, is characterized in that the opening at the lower end of the light hole is provided with a second annular step which expands outwards, the outer edge of the light guide plate is embedded on the second annular step, and the outer edge of the light guide plate is fixedly bonded with the second annular step; by adopting this structure, the light guide plate can be reliably fixed with the housing.

The ratchet wrench with the lighting function, disclosed by the utility model, is characterized in that a plurality of support columns distributed in the circumferential direction are arranged on the lower end surface of the cover plate, and the circuit board is fixed on the support columns through a plurality of second screws; by adopting this structure, the circuit board can be reliably fixed with the cover plate.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is a schematic diagram of the front view of the present utility model with the illumination unit removed;

FIG. 4 is a schematic cross-sectional structural view of an illumination unit;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4.

Detailed Description

Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 5, the ratchet wrench with illumination function of the present utility model comprises a ratchet wrench body 1, and an illumination unit for detachably connecting to a wrench head 11 of the ratchet wrench body 1; the lighting unit comprises a shell 2, a cavity 21 with an open upper end is arranged on the shell 2, a storage battery 3 is fixed on the inner bottom of the cavity 21, a cover plate 4 for closing the cavity 21 is fixed on the open end of the cavity 21, a circuit board 5 is fixed on the lower end face of the cover plate 4, a charging interface 51 and a switch 52 are fixed on the circuit board 5, the charging interface 51 and the switch 52 are arranged in the cover plate 4 in a penetrating way, a light hole 22 is arranged at the bottom of the cavity 21, an LED lamp bead 6 is arranged in the light hole 22, the LED lamp bead 6 is tightly inserted in a matched way with the light hole 22, a light guide plate 7 is fixed at the opening of the lower end of the light hole 22, the storage battery 3 and the LED lamp bead 6 are electrically connected with the circuit board 5, and the shell 2 is detachably connected with a spanner 11.

The outer wall of the shell 2 is integrally formed with a clamping part 23, the clamping part 23 is provided with a C-shaped opening, the outer wall of the spanner head 11 is provided with a clamping groove 12, and the clamping part 23 is matched and clamped with the clamping groove 12; by adopting the structure, the shell can be conveniently matched and clamped with the spanner head through the clamping part, namely the lighting unit can be conveniently and detachably connected with the spanner head.

The clamping part 23 and the shell 2 are integrally injection molded by plastic materials; through adopting this kind of structure, have joint portion and casing joint strength high advantage, and because joint portion is made by plastic materials to when joint portion and spanner cooperation joint, joint portion can produce deformation more easily and lie in the first draw-in groove cooperation joint of spanner.

The opening at the upper end of the concave cavity 21 is provided with a first annular step 24 which expands outwards, the outer edge of the cover plate 4 is supported on the first annular step 24, and the cover plate 4 is fixed with the shell 2 through a plurality of first screws 41 which are circumferentially distributed at intervals; by adopting such a structure, the cover plate can be reliably and conveniently fixed with the housing.

The opening at the lower end of the light hole 22 is provided with a second annular step 25 which expands outwards, the outer edge of the light guide plate 7 is embedded on the second annular step 25, and the outer edge of the light guide plate 7 is fixedly bonded with the second annular step 25; by adopting this structure, the light guide plate can be reliably fixed with the housing.

The lower end surface of the cover plate 4 is provided with a plurality of support columns 42 which are circumferentially distributed, and the circuit board 5 is fixed on the support columns 42 through a plurality of second screws 53; by adopting this structure, the circuit board can be reliably fixed with the cover plate.

When the ratchet wrench is used, the lighting unit is connected to the wrench head of the ratchet wrench body, and then the switch is turned on, at the moment, the LED lamp beads can emit light, and when the wrench head of the ratchet wrench stretches into a narrow and light-deficient space, the light emitted by the LED lamp beads can illuminate the narrow and light-deficient space, so that the wrench head of the ratchet wrench is conveniently connected with a bolt positioned in the narrow and light-deficient space, and convenience can be brought to screwing and unscrewing of the bolt; when the electric quantity of the storage battery is exhausted, the lighting unit can be detached from the spanner head, and the charging interface is electrically connected with the charging wire, so that the storage battery in the lighting unit can be charged.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.

Claims

1. Ratchet spanner with illumination function, including ratchet spanner body (1), its characterized in that: the ratchet wrench also comprises an illumination unit, wherein the illumination unit is used for being detachably connected to the wrench head (11) of the ratchet wrench body (1); the utility model provides a lighting unit, including casing (2), be provided with upper end open-ended cavity (21) on casing (2), be fixed with battery (3) on the interior bottom of cavity (21), be fixed with on the open end of cavity (21) be used for sealing apron (4) of cavity (21), be fixed with circuit board (5) on the lower terminal surface of apron (4), be fixed with interface (51) and switch (52) that charge on circuit board (5), interface (51) and switch (52) wear to establish in apron (4), the bottom of cavity (21) is provided with light trap (22), be provided with LED lamp pearl (6) in light trap (22), LED lamp pearl (6) are inserted tightly with light trap (22) cooperation, the opening part of light trap (22) lower extreme is fixed with light guide plate (7), battery (3) and LED lamp pearl (6) all are connected with circuit board (5) electricity, casing (2) are connected with spanner formula (11) detachable.

2. The ratchet wrench with the lighting function according to claim 1, wherein a clamping portion (23) is integrally formed on the outer wall of the housing (2), the clamping portion (23) is provided with a C-shaped opening, a clamping groove (12) is formed on the outer wall of the wrench head (11), and the clamping portion (23) is clamped with the clamping groove (12) in a matching manner.

3. Ratchet wrench with lighting function according to claim 2, characterized in that the clamping part (23) is injection molded integrally with the housing (2) from plastic material.

4. A ratchet wrench with lighting function according to any one of claims 1-3, wherein an opening at the upper end of the cavity (21) is provided with a first annular step (24) expanding outwards, the outer edge of the cover plate (4) is supported on the first annular step (24), and the cover plate (4) is fixed with the housing (2) through a plurality of first screws (41) distributed at intervals in the circumferential direction.

5. A ratchet wrench with a lighting function according to any one of claims 1-3, wherein an opening at the lower end of the light hole (22) is provided with an outwardly-expanding second annular step (25), the outer edge of the light guide plate (7) is embedded on the second annular step (25), and the outer edge of the light guide plate (7) is fixedly bonded with the second annular step (25).

6. A ratchet wrench with lighting function according to any one of claims 1-3, wherein a plurality of support columns (42) distributed circumferentially are arranged on the lower end surface of the cover plate (4), and the circuit board (5) is fixed on the support columns (42) through a plurality of second screws (53).