CN216265731U

CN216265731U - Electric wrench sleeve connecting device and electric wrench thereof

Info

Publication number: CN216265731U
Application number: CN202122334601.4U
Authority: CN
Inventors: 胡勤
Original assignee: Nantong Gold Index Tools Co ltd
Current assignee: Nantong Gold Index Tools Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-04-12
Anticipated expiration: 2031-09-26

Abstract

The utility model relates to an electric wrench sleeve connecting device and an electric wrench thereof in the technical field of electric tools, comprising a sleeve connector and a searchlighting assembly; the sleeve connector comprises a first cylinder and a second cylinder, and the first cylinder is located on the end face of the second cylinder to form a convex cylinder structure; the searchlighting assembly comprises a housing and an illuminating body, the housing is a transparent shell of an annular structure, the housing is sleeved on the first barrel and covers the end face of the second barrel, the illuminating body is positioned between the housing and the end face of the second barrel, and light emitted by the illuminating body is emitted out through the housing. According to the utility model, by optimizing the combination form of the searchlight assembly, auxiliary components such as a light guide column are not required, the number of components of the searchlight assembly is reduced, the production cost is reduced, and the illumination effect is improved by directly emitting light through the lamp sheet.

Description

Electric wrench sleeve connecting device and electric wrench thereof

Technical Field

The utility model relates to the technical field of electric tools, in particular to an electric wrench sleeve connecting device and an electric wrench thereof.

Background

The electric wrench is mainly used for screwing and unscrewing the electric tool of the bolt and the nut, and is a tool for screwing the high-strength bolt. When the power wrench is used in a work place where there is little space and no illumination, it is often inefficient to align the structure to be tightened or loosened. In order to solve the above problems, the prior art adopts two ways:

firstly, an illuminating lamp is arranged below the electric wrench, on one hand, the brightness of the illuminating lamp is insufficient, and on the other hand, the illuminating lamp arranged below the electric wrench cannot play a role in searchlighting due to blocking of structural parts;

secondly, install annular light ring in the aluminium hull aluminium head front end of electric spanner, but the setting of annular light ring forms through lamp piece and leaded light post, for example the utility model patent of applicant's prior application No. 202120347953.0, owing to need form annular light ring with the help of leaded light post, still have certain promotion space in the aspect of equipment and the luminance of structure.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide an electric wrench socket connecting device and an electric wrench thereof.

The utility model provides a sleeve connecting device of an electric wrench, which comprises a sleeve connector and a searchlighting assembly;

the sleeve connector comprises a first cylinder and a second cylinder, and the first cylinder is located on the end face of the second cylinder to form a convex cylinder structure;

the searchlighting assembly comprises a housing and an illuminating body, the housing is a transparent shell of an annular structure, the housing is sleeved on the first barrel and covers the end face of the second barrel, the illuminating body is positioned between the housing and the end face of the second barrel, and light emitted by the illuminating body is emitted out through the housing.

In some embodiments, the illuminating body comprises a PCB circuit board and a lamp sheet, the lamp sheet is electrically connected to the outer surface of the PCB circuit board, and the inner surface of the PCB circuit board is attached to the end face of the second cylinder.

In some embodiments, the PCB is an annular structural plate, the lamp sheet is an annular lamp sheet, and the single lamp sheet is electrically connected to the PCB.

In some embodiments, the PCB is an annular structural plate, the plurality of lamp pieces are arranged on the PCB at intervals.

In some embodiments, the light sheet has a block shape or a circular arc shape.

In some embodiments, the light sheet is an LED light sheet.

In some embodiments, the outer circumferential surface of the first cylinder is provided with a hook groove, the inner surface of the housing extends in the axial direction to form a plurality of jaws, the jaws are distributed at intervals along the circumferential direction of the housing, and the jaws are fastened with the hook groove.

In some embodiments, the searchlight further comprises a sleeve head, the sleeve head is sleeved on the sleeve connecting head, and the searchlight assembly is located in the sleeve head.

In some embodiments, the searchlight assembly further includes a base, the base is an annular structure, a receiving groove is formed on an outer side surface of the base, the illuminator is embedded in the receiving groove, and the housing covers the receiving groove;

the inner side surface of the base is provided with supporting plates at intervals along the circumferential direction, the supporting plates 232 are of arc-shaped structures, clamping blocks are formed on the circumferential surface of the first barrel, the end surfaces of the supporting plates are abutted against the end surface of the second barrel, the clamping blocks are clamped between the two supporting plates, and the clamping blocks are used for limiting the rotation of the base.

The utility model also provides an electric wrench, which is formed by adopting the electric wrench socket connecting device.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by optimizing the combination form of the searchlight assembly, auxiliary components such as a light guide column are not required, the number of components of the searchlight assembly is reduced, the production cost is reduced, and the illumination effect is improved by directly emitting light through the lamp sheet.

2. According to the utility model, the base for bearing the illuminating body is arranged in the searchlighting assembly, so that the searchlighting assembly is conveniently connected with the sleeve connector, and the influence of vibration on the illuminating body is reduced.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of an explosive structure according to the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of a light-emitting body according to the present invention;

FIG. 3 is a schematic diagram of an exploded structure of the present invention with a cuff installed;

FIG. 4 is a schematic illustration of an exploded structure of the present invention with a pedestal;

FIG. 5 is a schematic view of an assembled structure of the present invention.

Detailed Description

The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.

Example 1

The utility model provides a sleeve connecting device of an electric wrench, which comprises a sleeve connector 1 and a searchlight assembly 2,

the sleeve connector 1 comprises a first cylinder 11 and a second cylinder 12, the outer diameter of the first cylinder 11 is smaller than that of the second cylinder 12, the first cylinder 11 is located on the end face of the second cylinder 12 to form a convex cylinder structure, and the first cylinder 11 and the second cylinder 12 are integrally formed into the sleeve connector 1. The searchlighting assembly 2 comprises a cover 21 and an illuminator 22, wherein the cover 21 is a transparent shell with an annular structure, the illuminator 22 is composed of a PCB (printed circuit board) 221 and a lamp sheet 222, the lamp sheet 222 is an LED lamp sheet, the PCB 221 is an annular structure plate, and the lamp sheet 222 is attached to the outer surface of the PCB 221 and electrically connected with the same.

The light emitted from the light sheet 222 electrically connected to the PCB 221 is preferably ring-shaped light, and the light sheet 222 may be a single sheet or a plurality of sheets. When the lamp sheet 222 is a single piece, the lamp sheet 222 is a ring-shaped lamp sheet and is directly electrically connected to and attached to the PCB 221, so that the formed aperture has no dead angle and a better lighting effect. When the lamp pieces 222 are multiple, the shape of the lamp pieces 222 may be block-shaped or arc-shaped, and the multiple lamp pieces 222 are uniformly distributed on the annular surface of the PCB, i.e. the distance between two adjacent lamp pieces 222 is the same. When the light sheet 222 is a block, it may be a rectangular block, a trapezoidal block, or a regular polygonal block. When the lamp sheet 222 is arc-shaped, it may be fan-shaped or semicircular.

The annular PCB 221 is sleeved outside the first barrel 11, the lamp sheet 222 is electrically connected to the outer surface of the PCB 221, the inner surface of the PCB 221 is connected to the end surface of the second barrel 12 by adhesive bonding, a groove structure is formed on the end surface of the second barrel 12, the PCB 221 is embedded in the groove, and further, the PCB 221 embedded in the groove is fixed to the groove by adhesive bonding. Preferably, the inner circumferential surface of the housing 21 is provided with a claw 211, and the first barrel 11 is provided with a clamping groove 111 of an annular structure, and the length of the claw 211 is smaller than the depth of the housing 21, so that the housing 21 is clamped on the first barrel 11 through the matching of the claw 211 and the clamping groove 111, and the inner surface of the housing 21 is attached to the end surface of the second barrel 12, so that the illumination body 22 formed by the PCB 221 and the light sheet 222 is wrapped by the housing 21, and the light emitted by the light sheet 222 is projected out through the housing 21.

According to the utility model, by optimizing the combination form of the searchlight assembly, auxiliary components such as a light guide column are not required, the number of components of the searchlight assembly is reduced, the production cost is reduced, and the illumination effect is improved by directly emitting light through the lamp sheet.

Further, for the firmness that improves searchlighting subassembly 2 and muffjoint 1 and combine, add the pullover 3 of structural component, its pullover 3 is equipped with the opening for the top and has the cap type structure of connecting the otic placode, including crown 31 and engaging lug board 32, crown 31 is the open tube structure in both ends, and engaging lug board 32 extends the formation for the axial direction along crown 31, and two connecting the otic placodes 32 symmetries set up in the both sides of crown 31. Both the crown 31 and the attachment lug 32 are preferably rubber and are integrally formed as a ferrule 3. The aperture of the through hole in the middle of the cap top 31 is larger than the inner diameter of the housing 21 but smaller than the outer diameter of the housing 21, when the cap top is sleeved on the outer surface of the housing 21, the housing 21 can be guaranteed to be buckled, the illumination of the illumination body 22 is not affected, and meanwhile, the height of the cylinder body of the cap top 31 is larger than or equal to the whole axial length of the searchlighting assembly 2, so that the searchlighting assembly 2 is integrally arranged in the sleeve head 3. The inner surface of the connecting ear plate 32 contacts with the outer surface of the second cylinder 12, preferably, the end of the connecting ear plate 32 is formed with a barb structure, a clamping groove is arranged on the second cylinder 12, and the barb at the end of the connecting ear plate 32 is clamped in the clamping groove of the second cylinder 12. Pullover 3 is through the parcel searchlighting subassembly and with 1 fastening connection of muffjoint head, improved the stability after the searchlighting subassembly installation.

Example 2

This embodiment 2 forms on embodiment 1's basis, through set up the base that bears the weight of the illumination body in searchlighting subassembly, when making things convenient for searchlighting subassembly and muffjoint to be connected, reduces the influence of vibrations to the illumination body. Specifically, the method comprises the following steps:

still including the base 23 of annular structure in the searchlighting subassembly 2, be provided with the storage tank 231 on the lateral surface of its base 23, storage tank 231 is the annular groove design equally, and its storage tank 231 is used for installing illumination body 22, is provided with backup pad 232 on the medial surface of base 23, and its backup pad 232 is the arc structure board, and the backup pad 232 of polylith arc structure sets up along the circumference interval of base 23, and in addition, the top of base 23 still is equipped with the entrance hole. A latch 112 is formed on the circumferential surface of the first cylinder 11, the latch 122 is formed to extend outward in the radial direction of the first cylinder 11, and the width of the latch 122 is the same as the interval between the two support plates 232. Preferably, the side surface of the latch 112 is in close contact with the end surface of the second cylinder 12.

When the searchlighting assembly 2 is combined with the sleeve connector 1, the supporting plate 232 of the base 23 sleeved on the inner side surface of the first cylinder 11 contacts with the end surface of the second cylinder 12, and meanwhile, the fixture block 112 is adapted to be clamped between the two supporting plates 232, and the fixture block 122 can effectively limit the circumferential rotation of the base 23. Searchlighting subassembly 2 avoids the direct contact of illumination body 22 and muffjoint head 1 through base 23 to reduce muffjoint head 1's vibrations direct transmission and cause the harmful effects to PCB circuit board 221 and the fastness of being connected of lamp piece 222 electricity for illumination body 22, and through the setting of backup pad 232, reduced the area of contact of base 23 with second barrel 12 terminal surface, further reduce the harmful effects of vibrations to illumination body 22.

When the base 23 is disposed on the searchlight module 2, the housing 21 covers the receiving groove 231 of the base 23, and meanwhile, the length of the claw 211 on the inner surface of the housing 21 is extended, and the claw 211 passes through the base 23 and then is in fit and clamping connection with the clamping groove 111.

Example 3

Embodiment 3 is an electric wrench according to embodiment 1 or embodiment 2, which employs the socket connecting device for an electric wrench according to any one of

embodiments

1 and 2, and further includes a housing, a speed reducing mechanism, a motor, a battery, and the like. Its box head 1 cup joints in electric wrench main part, and searchlighting subassembly 2 installs on the terminal surface of box head 1, uses electric wrench to implement the installation and when dismantling the operation, and the light that sends through searchlighting subassembly 2 makes electric wrench dismantle or the butt joint that can be quick accurate when fastening the operation, improves the operating efficiency. In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.

Claims

1. The electric wrench sleeve connecting device is characterized by comprising a sleeve connector (1) and a searchlighting assembly (2);

the sleeve connector (1) comprises a first cylinder (11) and a second cylinder (12), and the first cylinder (11) is located on the end face of the second cylinder (12) to form a convex cylinder structure;

searchlighting component (2) includes housing (21) and illumination body (22), housing (21) is the transparent shell of loop type structure, housing (21) cover is located on first barrel (11) and the lid fits on the terminal surface of second barrel (12), illumination body (22) are located housing (21) with between the terminal surface of second barrel (12), the light that illumination body (22) sent passes through housing (21) jets out.

2. The electric wrench socket coupling device according to claim 1, wherein the illuminating body (22) includes a PCB circuit board (221) and a lamp piece (222), the lamp piece (222) being electrically connected to an outer surface of the PCB circuit board (221), an inner surface of the PCB circuit board (221) being fitted to an end surface of the second cylinder (12).

3. The socket connection device for electric wrench according to claim 2, wherein the PCB circuit board (221) is a ring-shaped structural plate, the lamp piece (222) is a ring-shaped lamp piece, and the single lamp piece (222) is electrically connected to the PCB circuit board (221).

4. The socket connection device for electric wrench according to claim 2, wherein the PCB circuit board (221) is an annular structure plate, the plurality of light sheets (222) are provided, and the plurality of light sheets (222) are spaced apart from each other on the PCB circuit board (221).

5. The power wrench socket coupling device of claim 4, wherein the light piece (222) is block-shaped or arc-shaped.

6. The power wrench socket coupling device of claim 2, wherein the light sheet (222) is an LED light sheet.

7. The socket connection device for the electric wrench according to claim 1, wherein the first cylinder (11) has a hook groove (111) on an outer circumferential surface thereof, the housing (21) has a plurality of jaws (211) extending along an axial direction, the plurality of jaws (211) are spaced apart from each other along a circumferential direction of the housing (21), and the jaws (211) are fastened to the hook groove (111).

8. The electric wrench socket connecting device according to any one of claims 1-7, further comprising a sleeve head (3), wherein the sleeve head (3) is sleeved on the socket connector (1), and the searchlight assembly (2) is located in the sleeve head (3).

9. The electric wrench socket connection device according to claim 8, wherein the illumination assembly (2) further includes a base (23), the base (23) is a ring-shaped structure, a receiving groove (231) is formed on an outer side surface of the base (23), the illumination body (22) is embedded in the receiving groove (231), and the cover (21) covers the receiving groove (231);

the utility model discloses a clamping apparatus, including base (23), backup pad (232), clamping block (122), clamping block (112), clamping block (122) are connected in two between backup pad (232), clamping block (122) are used for restricting the rotation of base (23), the medial surface of base (23) is provided with backup pad (232) along circumference interval, backup pad 232 is the arc structure, form clamping block (112) on the periphery of first barrel (11), the terminal surface of backup pad (232) support lean on in on the terminal surface of second barrel (12).

10. An electric wrench characterized by being formed by the electric wrench socket connecting device according to any one of claims 1 to 9.