CN217728584U

CN217728584U - Right-angle wrench convenient to use in narrow and small space

Info

Publication number: CN217728584U
Application number: CN202222115642.9U
Authority: CN
Inventors: 万岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-11-04
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a right angle wrench convenient to use in narrow and small space relates to spanner technical field, including the handle cover, still include: the transmission rod is rotatably installed with the handle sleeve, a right-angle plate is fixed at one end of the handle sleeve, and a driving helical gear and a driven helical gear which are mutually meshed are rotatably arranged in the right-angle plate; one end of the transmission rod is installed with the driving bevel gear, and the other end of the transmission rod is detachably connected with the driving end of the hand drill; the upside of right-angle board is equipped with the sleeve, and the sleeve can be dismantled with driven helical gear and be connected, and the drive pole drive initiative helical gear and driven helical gear meshing transmission, and then control sleeve rotation. The utility model discloses a spanner passes through mutually supporting of handle cover, transfer line, right-angle plate, initiative helical gear and driven helical gear, can carry out convenient twisting to the bolt or the nut that are in narrow and small space and move the rotation to the spanner can drive with the help of the hand drill, and its operation is very simple, reduces and uses the restriction, improves work efficiency.

Description

Right-angle wrench convenient to use in narrow and small space

Technical Field

The utility model relates to a spanner technical field especially relates to a right angle spanner convenient to use in narrow and small space.

Background

The wrench is a common mounting and dismounting tool, and is a manual tool for screwing bolts, screws, nuts and other screw threads to tightly hold open or trepanning fasteners of the bolts or nuts by utilizing the lever principle. The wrench is typically made of structural steel of carbon or alloy material.

When using the spanner, often can meet following problem, when being in narrow and small space to mounted position, the unable smooth spanner that utilizes is twisted bolt or nut and is moved the rotation for the spanner is very limited when in-service use, consequently the utility model provides a right angle spanner of being convenient for use in narrow and small space here.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a right angle wrench convenient to use in narrow and small space.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a right angle spanner convenient to use in narrow and small space, includes the handle cover, still includes: the transmission rod is rotatably installed with the handle sleeve, a right-angle plate is fixed at one end of the handle sleeve, and a driving helical gear and a driven helical gear which are meshed with each other are rotatably arranged in the right-angle plate;

one end of the transmission rod is installed with the driving bevel gear, and the other end of the transmission rod is detachably connected with the driving end of the hand drill;

the upside of right-angle board is equipped with the sleeve, and the sleeve can be dismantled with driven helical gear and be connected, and the drive pole drive initiative helical gear and driven helical gear meshing transmission, and then control sleeve rotation.

Furthermore, the transmission rod comprises a main shaft which is rotatably arranged inside the handle sleeve, one end of the main shaft penetrates through the right-angle plate and is fixedly installed with the driving bevel gear, and the other end of the main shaft extends to the outer side of the handle sleeve and is detachably connected with the driving end of the hand drill through a connecting sleeve.

Furthermore, a plurality of limiting rotating rings are installed on the main shaft and are rotatably installed on the inner wall of the handle sleeve through the limiting rotating rings.

Furthermore, driven helical gear passes through the sub-axle and rotates the installation with the right angle board, and the other end of sub-axle runs through the right angle board and installs the connecting axle, through connecting axle and sleeve demountable installation.

Furthermore, one end of the sleeve is provided with a sleeve hole, and the other end of the sleeve is provided with a jack matched with the connecting shaft.

Furthermore, the cross section of the connecting shaft is a regular hexagon, the cross section of the insertion hole is also a regular hexagon, and the connecting shaft is matched with the insertion hole.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a spanner passes through mutually supporting of handle cover, transfer line, right angle board, initiative helical gear and driven helical gear, can carry out convenient twisting to the bolt or the nut that are in narrow and small space and move the rotation to the spanner can drive with the help of the hand drill, and its operation is very simple, reduces the use restriction, improves work efficiency.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an internal cross-sectional view of the handle cover of the present invention;

fig. 4 is a cross-sectional view of the middle sleeve of the present invention.

In the figure: the device comprises a handle sleeve 1, a transmission rod 2, a right-angle plate 3, a driving bevel gear 4, a driven bevel gear 5, a sleeve 6, a connecting shaft 7, a main shaft 21, a connecting sleeve 22, a limiting rotating ring 23, a sleeve hole 61 and an inserting hole 62.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention;

referring to fig. 1-4, a right angle spanner convenient to use in narrow and small space, includes handle cover 1, and the fixed cover in outside of handle cover 1 is equipped with anti-skidding gum cover, increases the antiskid nature when gripping, and the spanner still includes in addition: the driving bevel gear is characterized in that the driving rod 2 is rotatably mounted with the handle sleeve 1, a right-angle plate 3 is fixed at one end of the handle sleeve 1, and a driving bevel gear 4 and a driven bevel gear 5 which are meshed with each other are rotatably arranged in the right-angle plate 3; as shown in FIGS. 1-3, a driving bevel gear 4 is arranged on one side of the vertical section of the rectangular plate 3, a driven bevel gear 5 is arranged on one side of the horizontal section of the rectangular plate 3, and the driving bevel gear 4 and the driven bevel gear 5 realize the mutual meshing transmission through respective teeth.

One end of the transmission rod 2 is installed with the driving bevel gear 4, and the other end of the transmission rod is detachably connected with the driving end of the hand drill; in the embodiment, the transmission rod 2 is driven by a hand drill, in other embodiments, the transmission rod 2 can be driven by hand rotation, and when the transmission rod 2 is driven to rotate, the driving bevel gear 4 can be driven to rotate simultaneously.

The upside of rectangular plate 3 is equipped with sleeve 6, and sleeve 6 can dismantle with driven helical gear 5 and be connected, and the drive pole 2 drives the meshing transmission of driving helical gear 4 and driven helical gear 5, and then control sleeve 6 rotates.

As shown in fig. 3, the transmission rod 2 includes a main shaft 21 rotatably disposed inside the handle sleeve 1, one end of the main shaft 21 penetrates through the right-angle plate 3 and is fixedly mounted with the driving bevel gear 4, and the other end of the main shaft 21 extends to the outside of the handle sleeve 1 and is detachably connected with the driving end of the hand drill through a connecting sleeve 22.

The main shaft 21 is provided with a plurality of limiting rotary rings 23, and the limiting rotary rings 23 are rotatably arranged with the inner wall of the handle sleeve 1.

In this embodiment, driven helical gear 5 rotates with right angle board 3 through the sub-axle and installs, and the other end of sub-axle runs through right angle board 3 and installs connecting axle 7, through connecting axle 7 and sleeve 6 demountable installation.

One end of the sleeve 6 is provided with a sleeve hole 61, and the other end is provided with a jack 62 matched with the connecting shaft 7. In this embodiment, the trepanning 61 of sleeve 6 is interior hexagon structure, and the model of sleeve 6, the aperture of trepanning 61 all can set up as required.

The cross section of connecting axle 7 is regular hexagon, and the cross section of jack 62 is regular hexagon likewise, and connecting axle 7 and jack 62 match. The connecting shaft 7 and the sleeve 6 are disassembled and assembled through the jack 62, and when the connecting shaft is used, the sleeves 6 of different types are installed on the connecting shaft 7 according to requirements;

in addition, set up magnet in the jack 62, magnet is used for adsorbing connecting axle 7, increases the stability of installation and is convenient for in-service use.

When the wrench is used, the transmission rod 2 is driven by a hand drill, the driving bevel gear 4 and the driven bevel gear 5 are controlled by the main shaft 21 to realize meshing transmission, the sleeve 6 is further controlled to rotate by the connecting shaft, and the sleeve 6 is sleeved on a bolt or a nut, so that the bolt or the nut can be screwed.

Claims

1. The utility model provides a right angle spanner convenient to use in narrow and small space, includes handle cover (1), its characterized in that still includes: the transmission rod (2) is rotatably installed with the handle sleeve (1), a right-angle plate (3) is fixed at one end of the handle sleeve (1), and a driving helical gear (4) and a driven helical gear (5) which are meshed with each other are rotatably arranged in the right-angle plate (3);

one end of the transmission rod (2) is installed with the driving bevel gear (4), and the other end of the transmission rod is detachably connected with the driving end of the hand drill;

the upside of right-angle board (3) is equipped with sleeve (6), and sleeve (6) can be dismantled with driven helical gear (5) and be connected, and transfer line (2) drive initiative helical gear (4) and driven helical gear (5) meshing transmission, and then control sleeve (6) and rotate.

2. The right angle wrench convenient to use in narrow space according to claim 1, characterized in that the transmission rod (2) comprises a main shaft (21) rotatably arranged inside the handle sleeve (1), one end of the main shaft (21) penetrates through the right angle plate (3) and is fixedly installed with the driving bevel gear (4), and the other end of the main shaft (21) extends to the outer side of the handle sleeve (1) and is detachably connected with the driving end of the hand drill through a connecting sleeve (22).

3. A right angle wrench convenient for use in small space as claimed in claim 2, wherein the main shaft (21) is provided with a plurality of limit swivels (23), and is rotatably mounted with the inner wall of the handle sleeve (1) through the limit swivels (23).

4. The right angle wrench convenient to use in a narrow space as claimed in claim 1, wherein the driven bevel gear (5) is rotatably mounted with the right angle plate (3) through a sub-shaft, and the other end of the sub-shaft penetrates through the right angle plate (3) and is provided with a connecting shaft (7), and is detachably mounted with the sleeve (6) through the connecting shaft (7).

5. The right angle wrench convenient to use in a narrow space as claimed in claim 4, wherein one end of the sleeve (6) is provided with a sleeve hole (61), and the other end is provided with a jack (62) matched with the connecting shaft (7).

6. The right angle wrench convenient to use in a narrow space as claimed in claim 5, wherein the cross section of the connecting shaft (7) is a regular hexagon, the cross section of the insertion hole (62) is a regular hexagon, and the connecting shaft (7) is matched with the insertion hole (62).