CN221338339U - Screw driver capable of working at angle - Google Patents

Abstract

The utility model relates to the field of screwdrivers, and particularly discloses a screwdriver capable of working at an angle, which comprises a shell and a rotating shaft, wherein a motor for driving the rotating shaft to rotate is arranged in the shell; the connecting shaft comprises a handheld part and a connecting part, the handheld part comprises an inner shaft, an outer sleeve is sleeved on the inner shaft, the outer sleeve is rotatably arranged on the inner shaft, and a plurality of steel cables are arranged between the inner shaft and the connecting part; the outer sleeve is provided with a sliding rail, the shell is provided with a positioning arm, and the tail end of the positioning arm is provided with a positioning shaft; according to the screwdriver, the sliding rail is matched with the positioning arm, the handheld part can be rotated, so that the screwdriver head switching shaft at the bottom of the handheld part is changed in angle, and after the screwdriver head switching shaft is rotated, the connecting part can throw away the screwdriver head to drive the inner shaft in the handheld part to rotate through the steel cable when rotating, so that the screwdriver can be continuously used in a narrow space through rotating the screwdriver head switching shaft.

Description

Screw driver capable of working at angle

Technical Field

The utility model relates to the field of screwdrivers, in particular to a screwdriver capable of working at an angle.

Background

A screw driver is a tool used to turn a screw to force it into place, typically having a thin wedge-shaped head that is inserted into a slot or recess in the screw head, also known as a "driver". The screw driver mainly comprises a character (negative sign) and a cross (positive sign). Hexagonal screwdrivers are also common, including both internal and external hex types.

At present, a plurality of electric screwdrivers are available, labor is saved during use, and efficiency is high, but because the electric screwdrivers are large in size, the whole electric screwdrivers cannot be placed in narrow places, and therefore the electric screwdrivers cannot be used.

The technical problems to be solved by the application are as follows: how to enable the electric screw driver to continue to be used in a narrow space.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model aims to provide the screwdriver which can be continuously used in a narrow space and can work at an angle.

The technical scheme adopted by the utility model is as follows: the screw driver capable of working at an angle comprises a shell and a rotating shaft, wherein a motor for driving the rotating shaft to rotate is arranged in the shell, one end, far away from the motor, of the rotating shaft is provided with a connecting shaft, and the other end of the connecting shaft is provided with a screwdriver bit adapter shaft; the connecting shaft comprises a handheld part and a connecting part, the handheld part comprises an inner shaft, an outer sleeve is sleeved on the inner shaft, the outer sleeve is rotatably arranged on the inner shaft, and a plurality of steel cables are arranged between the inner shaft and the connecting part; the outer sleeve is provided with a sliding rail, the shell is provided with a positioning arm, the tail end of the positioning arm is provided with a positioning shaft, and the positioning shaft is inserted into the sliding rail.

The rotation axis drives connecting portion rotation when rotatory, connecting portion pass through the inner shaft rotation in the steel cable drive handheld portion, thereby make the assembly criticize the first batch of head adapter shaft and work, handheld portion and connecting portion can separate, handheld portion is rotatory on the terminal locating shaft of locating arm through the slip rail after the separation, thereby rotate the angle of criticizing the first adapter shaft, after the angle is turned over, when connecting portion rotation, connecting portion still can drive the inner shaft through the steel cable and rotate, thereby through holding the outer sleeve, make criticize the first adapter shaft and work under the circumstances of taking the angle.

In some embodiments, the positioning arms are sleeved on the sliding rail, and two positioning arms are symmetrically arranged on the shell.

In some embodiments, an inner lumen is provided within both the inner and outer sleeves for receiving a steel cable.

Specifically, the end of the steel cable is provided with a positioning ring, and the diameter of the positioning ring is larger than that of the steel cable.

In some embodiments, the rotating shaft penetrates the outside of the housing, and the connecting portion and the rotating shaft are connected by a screw structure.

In some embodiments, a rubber sleeve for shielding the rotating shaft and the connecting shaft is further arranged on the shell, and the tail end of the rubber sleeve is fixed on the handheld part through a rivet.

The utility model has the beneficial effects that: through the cooperation of slip rail and positioning arm, can rotate handheld portion, make the first adapter shaft of criticizing of handheld portion bottom take place the angle change, and after rotating, connecting portion throw away when rotatory moreover, throw away can drive the interior axle rotation in handheld portion through the steel cable to make this screwdriver can be in narrow space, through rotating the first adapter shaft of criticizing and continue to use.

Drawings

FIG. 1 is a schematic diagram of a front view of a screwdriver capable of operating at an angle according to the present utility model;

FIG. 2 is a schematic diagram of a front view structure of a rotary shaft according to the present utility model;

FIG. 3 is a schematic exploded view of the connecting shaft of the present utility model;

FIG. 4 is a schematic top view of the rotary shaft of the present utility model;

FIG. 5 is a schematic cross-sectional view of a hand-held portion of the present utility model;

Fig. 6 is a schematic view of a partial enlarged structure at a in fig. 4 according to the present utility model.

In the figure: 1. a housing; 2. a rotation shaft; 3. a connecting shaft; 30. a hand-held part; 31. a connection part; 32. an inner shaft; 33. an outer sleeve; 34. a steel cable; 35. a sliding rail; 36. a positioning arm; 37. positioning a shaft; 340. an inner cavity; 341. a positioning ring; 4. a screwdriver bit adapter shaft; 5. a rubber sleeve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the screwdriver capable of working at an angle comprises a shell 1 and a rotating shaft 2, and is characterized in that a motor for driving the rotating shaft 2 to rotate is arranged in the shell 1, one end, far away from the motor, of the rotating shaft 2 is provided with a connecting shaft 3, and the other end of the connecting shaft 3 is provided with a screwdriver bit switching shaft 4; the connecting shaft 3 comprises a handheld part 30 and a connecting part 31, the rotating shaft 2 penetrates through the outside of the shell 1, and the connecting part 31 is connected with the rotating shaft 2 through a thread structure;

After the motor starts, the rotating shaft 2 drives the connecting shaft 3 to rotate, and the connecting shaft 3 drives the batch head switching shaft 4 to rotate, so that the batch head switching shaft 4 can work normally after the batch head is installed.

Referring to fig. 1 to 6, the hand-held portion 30 includes an inner shaft 32, an outer sleeve 33 is sleeved on the inner shaft 32, the outer sleeve 33 is rotatably disposed on the inner shaft 32, and a plurality of steel ropes 34 are disposed between the inner shaft 32 and the connecting portion 31; an inner cavity 340 for accommodating the steel cable 34 is arranged in each of the inner shaft 32 and the outer sleeve 33; the tail end of the steel cable 34 is provided with a positioning ring 341, and the diameter of the positioning ring 341 is larger than that of the steel cable 34; the outer sleeve 33 is provided with a sliding rail 35, the shell 1 is provided with a positioning arm 36, the tail end of the positioning arm 36 is provided with a positioning shaft 37, and the positioning shaft 37 is inserted into the sliding rail 35; the positioning arms 36 are sleeved on the sliding rail 35, and two positioning arms 36 are symmetrically arranged on the shell 1;

When the rotating shaft 2 drives the connecting part 31 to rotate, the connecting part 31 drives the inner shaft 32 in the handheld part 30 to rotate through the steel cable 34, so that the screwdriver bit adapter shaft 4 assembled with the screwdriver bit works; the hand-held part 30 and the connecting part 31 can be separated, after separation, the hand-held part 30 rotates on the positioning shaft 37 at the tail end of the positioning arm 36 through the sliding rail 35, so that the angle of the screwdriver bit switching shaft 4 is rotated, after the angle is rotated, when the connecting part 31 rotates, the connecting part 31 can still drive the inner shaft 32 to rotate through the steel cable 34, and the screwdriver bit switching shaft 4 works under the condition of having an angle by holding the outer sleeve 33.

Referring to fig. 1, a rubber sleeve 5 for shielding the rotating shaft 2 and the connecting shaft 3 is further provided on the housing 1, and the end of the rubber sleeve 5 is fixed on the hand-holding portion 30 by rivets.

The working principle and the using flow of the utility model are as follows: when the screwdriver is in normal use, the motor is started, the rotating shaft 2 drives the connecting shaft 3 to rotate, and the connecting shaft 3 drives the screwdriver bit switching shaft 4 to rotate, so that the screwdriver bit switching shaft 4 can work normally after a screwdriver bit is installed;

when the screwdriver bit is used in a narrow space, the handle 30 and the connecting part 31 can be separated, after the separation, the handle 30 rotates on the positioning shaft 37 at the tail end of the positioning arm 36 through the sliding rail 35, so that the screwdriver bit switching shaft 4 rotates, after the angle is turned, when the connecting part 31 rotates, the connecting part 31 can still drive the inner shaft 32 to rotate through the steel cable 34, and therefore the screwdriver bit switching shaft 4 works under the condition of an angle by holding the outer sleeve 33.

Finally, it should be noted that the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the foregoing embodiments, but may be modified or substituted for some of the features described in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (6)

1. The screwdriver capable of working at an angle comprises a shell (1) and a rotating shaft (2), and is characterized in that a motor for driving the rotating shaft (2) to rotate is arranged in the shell (1), one end, far away from the motor, of the rotating shaft (2) is provided with a connecting shaft (3), and the other end of the connecting shaft (3) is provided with a screwdriver head adapter shaft (4);

The connecting shaft (3) comprises a handheld part (30) and a connecting part (31), the handheld part (30) comprises an inner shaft (32), an outer sleeve (33) is sleeved on the inner shaft (32), the outer sleeve (33) is rotatably arranged on the inner shaft (32), and a plurality of steel cables (34) are arranged between the inner shaft (32) and the connecting part (31);

The outer sleeve (33) is provided with a sliding rail (35), the shell (1) is provided with a positioning arm (36), the tail end of the positioning arm (36) is provided with a positioning shaft (37), and the positioning shaft (37) is inserted into the sliding rail (35).

2. The screw driver capable of working at an angle according to claim 1, wherein the positioning arms (36) are sleeved on the sliding rail (35), and the two positioning arms (36) are symmetrically arranged on the shell (1).

3. An angularly operable screwdriver according to claim 1, wherein the inner shaft (32) and the outer sleeve (33) are each provided with an inner cavity (340) for receiving a steel cable (34).

4. A screw driver capable of angular operation according to claim 3, characterised in that the end of the steel cable (34) is provided with a positioning ring (341), the diameter of the positioning ring (341) being larger than the diameter of the steel cable (34).

5. The screw driver capable of working at an angle according to claim 1, wherein the rotation shaft (2) penetrates through the outside of the shell (1), and the connection part (31) is connected with the rotation shaft (2) through a thread structure.

6. The screw driver capable of working at an angle according to claim 1, wherein the shell (1) is further provided with a rubber sleeve (5) for shielding the rotating shaft (2) and the connecting shaft (3), and the tail end of the rubber sleeve (5) is fixed on the hand-held part (30) through rivets.