CN216030457U

CN216030457U - Bluetooth wrench capable of adjusting torque

Info

Publication number: CN216030457U
Application number: CN202122117640.9U
Authority: CN
Inventors: 韦阳军; 朱牡丹
Original assignee: Shanghai Weijia Industry And Trade Co ltd
Current assignee: Youergen Intelligent Technology Shanghai Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-03-15
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a Bluetooth wrench capable of adjusting torque, which comprises a fixed cylinder and a telescopic unit, wherein the fixed cylinder is provided with a first end and a second end; fixing the cylinder: a Bluetooth module is fixed on the side surface of the left end, a switch is installed on the side surface of the middle part of the fixed cylinder, a battery is arranged in a cavity inside the right end of the fixed cylinder, the battery is electrically connected with the Bluetooth module, and the output end of the battery is electrically connected with the input end of the switch; a telescopic unit: including motor, screw rod, baffle, carriage release lever and guide way, the motor is fixed at the middle part of the right flank in the solid fixed cylinder, and the output shaft of motor and the right-hand member fixed connection of screw rod, the left end of screw rod and the screw threaded connection at carriage release lever right flank middle part, this bluetooth spanner that can adjust the moment of torsion, the arm of force when multiplicable torsion bolt to make the moment of torsion increase of torsion bolt, make same people can provide different moments of torsion and carry out the fastening of bolt or nut, avoid because of the moment of torsion is not enough to lead to the condition that bolt or nut can not be screwed up, convenient to use.

Description

Bluetooth wrench capable of adjusting torque

Technical Field

The utility model relates to the technical field of wrenches, in particular to a Bluetooth wrench capable of adjusting torque.

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 spanner is usually made of structural steel made of carbon or alloy materials, an opening or a sleeve hole for clamping a bolt or a nut is usually formed in one end or two ends of a handle part of the spanner, when the spanner is used, external force is applied to the handle part along the thread rotating direction, the bolt or the nut can be screwed, the Bluetooth spanner is a modern spanner improved on a ratchet spanner, when the Bluetooth spanner is used, torque can be directly displayed, and real-time data of the torque is sent through drawing, but the length of an existing Bluetooth spanner handle is fixed, the torque is related to the force and the force arm for twisting the bolt, so that the torque provided when the bolt is screwed by the same person is fixed, when a bolt which is tightened is twisted by the existing Bluetooth spanner handle, the bolt is difficult to be screwed due to insufficient torque, the bolt or the nut is not fastened, the bolt or the nut is easy to loosen, and safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a Bluetooth wrench capable of adjusting torque, which adopts the technical scheme that the Bluetooth wrench comprises a fixed cylinder and a telescopic unit;

fixing the cylinder: a Bluetooth module is fixed on the side surface of the left end, a switch is installed on the side surface of the middle part of the fixed cylinder, a battery is arranged in a cavity inside the right end of the fixed cylinder, the battery is electrically connected with the Bluetooth module, and the output end of the battery is electrically connected with the input end of the switch;

a telescopic unit: the motor is fixed in the middle of the right side face in the fixed cylinder, an output shaft of the motor is fixedly connected with the right end of the screw, the left end of the screw is in threaded connection with a screw hole in the middle of the right side face of the moving rod, the guide plates are arc-shaped and are provided with two guide plates, the two guide plates are fixed on the inner side face of the fixed cylinder, the two guide grooves are arranged on the side face of the moving rod at equal intervals and are respectively in sliding connection with the two guide plates, the left end of the moving rod is fixedly connected with the middle of the right side face of the ratchet wrench head, the input end of the motor is electrically connected with the output end of the switch, and the arranged telescopic unit can enable the moving rod to move out of the fixed cylinder when a bolt or a nut is twisted, so that the length of the fixed cylinder is increased, the force arm when the bolt is twisted is increased, and the torque of the twisted bolt is increased, the same person can provide different torques to fasten the bolt or the nut, the situation that the bolt or the nut cannot be screwed due to insufficient torque is avoided, and the use is convenient.

The movable cylinder is characterized by further comprising two limiting grooves and two limiting blocks, the two limiting grooves are arranged on the side face of the movable rod in an equiangular mode, the two limiting blocks are fixed on the inner side face of the left end of the fixed cylinder and are respectively in sliding connection with the two limiting grooves, and the moving distance of the movable rod can be limited through the matching of the arranged limiting grooves and the limiting blocks, so that the movable rod is prevented from being separated from the fixed cylinder.

As a preferred technical scheme of the utility model, the wrench further comprises a rubber sleeve, wherein the inner side surface of the rubber sleeve is fixedly connected with the side surface of the right end of the fixed cylinder, the side surface of the left end of the rubber sleeve is provided with a through groove corresponding to the switch, and the arranged rubber sleeve can increase the insulativity of the wrench handle so that the wrench can lock the electrified bolt or nut.

As a preferred technical scheme of the utility model, the wrench also comprises an anti-slip groove, wherein the anti-slip groove is formed in the side surface of the middle part of the rubber sleeve, and the arranged rubber sleeve can increase the insulativity of the wrench handle, so that the wrench can lock an electrified bolt or nut.

As a preferred technical scheme of the utility model, the ratchet wrench further comprises six sliding holes and six supporting rods, wherein the six sliding holes are formed in the left side face of the fixed cylinder, the six supporting rods are arranged, the left ends of the right ends of the six supporting rods are fixedly connected with the right side face of the ratchet wrench head, the right ends of the six supporting rods are respectively in sliding connection with the six sliding holes, the arranged supporting rods can support the ratchet wrench head, and the movable rod is prevented from deforming due to overlong force arm when a bolt is twisted.

The utility model has the beneficial effects that: the utility model can be connected with the sleeve through the ratchet wrench head to twist the bolt, and can drive the screw rod to rotate through the motor when twisting, so that the moving rod extends out of the fixed cylinder, the length of the fixed cylinder is increased, the force arm can be increased when people twist the bolt through the wrench, thereby increasing the torque caused by twisting the bolt or the nut, the same person can provide different torques to fasten the bolt or the nut, the situation that the bolt or the nut cannot be screwed due to insufficient torque is avoided, the use is convenient, the moving distance of the moving rod can be limited through the matching of the limiting groove and the limiting block, the moving rod is prevented from being separated from the fixed cylinder, the insulativity of the wrench handle can be increased through the rubber sleeve, the wrench can lock the electrified bolt or nut, the friction force of the rubber sleeve can be increased through the antiskid groove, people can stably hold the fixed cylinder, the support can be provided for the ratchet wrench head through the supporting rod, prevent the moving rod from deforming due to overlong force arm when the bolt is twisted.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the backside structure of the present invention.

In the figure: the device comprises a fixed cylinder 1, a Bluetooth module 2, a switch 3, a battery 4, a telescopic unit 5, a motor 51, a screw 52, a guide plate 53, a movable rod 54, a guide groove 55, a ratchet wrench head 6, a limit groove 7, a limit block 8, a rubber sleeve 9, an anti-skid groove 10, a slide hole 11 and a support rod 12.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses a bluetooth wrench capable of adjusting torque, which adopts the technical scheme that the bluetooth wrench comprises a fixed cylinder 1 and a telescopic unit 5;

a fixed cylinder 1: a Bluetooth module 2 is fixed on the side surface of the left end, a switch 3 is installed on the side surface of the middle part of the fixed cylinder 1, a battery 4 is arranged in a cavity inside the right end of the fixed cylinder 1, the battery 4 is electrically connected with the Bluetooth module 2, and the output end of the battery 4 is electrically connected with the input end of the switch 3;

the telescopic unit 5: the ratchet wrench comprises a motor 51, a screw 52, guide plates 53, a moving rod 54 and guide grooves 55, wherein the motor 51 is fixed in the middle of the right side face in a fixed cylinder 1, an output shaft of the motor 51 is fixedly connected with the right end of the screw 52, the left end of the screw 52 is in threaded connection with a screw hole in the middle of the right side face of the moving rod 54, the guide plates 53 are arc-shaped, the two guide plates 53 are arranged, the two guide plates 53 are fixed on the inner side face of the fixed cylinder 1, the two guide grooves 55 are arranged on the side face of the moving rod 54 at equal intervals, the two guide grooves 55 are respectively in sliding connection with the two guide plates 53, the left end of the moving rod 54 is fixedly connected with the middle of the right side face of a ratchet wrench head 6, the input end of the motor 51 is electrically connected with the output end of a switch 3, the bolt can be connected with a sleeve through the ratchet wrench head 6 for torsion, and the screw 52 can be driven to rotate by the motor 51 when in torsion, make the movable rod 54 stretch out the outside of a fixed section of thick bamboo 1, make the length of a fixed section of thick bamboo 1 increase, can increase the arm of force when making people twist reverse the bolt through the spanner to increase the moment of torsion that twists reverse bolt or nut and make same people can provide different moments of torsion and carry out the fastening of bolt or nut, avoid leading to the condition that bolt or nut can not be screwed up because of the moment of torsion is not enough, convenient to use.

As a preferred technical scheme of the utility model, the movable cylinder fixing device further comprises two limiting grooves 7 and two limiting blocks 8, the two limiting grooves 7 are arranged on the side surface of the movable rod 54 at equal angles, the two limiting blocks 8 are arranged, the two limiting blocks 8 are fixed on the inner side surface of the left end of the fixed cylinder 1, the two limiting blocks 8 are respectively in sliding connection with the two limiting grooves 7, the moving distance of the movable rod 54 can be limited through the matching of the limiting grooves 7 and the limiting blocks 8, and the movable rod 54 is prevented from being separated from the fixed cylinder 1.

As a preferred technical scheme of the utility model, the wrench also comprises a rubber sleeve 9, the inner side surface of the rubber sleeve 9 is fixedly connected with the side surface of the right end of the fixed cylinder 1, the side surface of the left end of the rubber sleeve 9 is provided with a through groove corresponding to the switch 3, and the insulation property of the wrench handle can be increased through the rubber sleeve 9, so that the wrench can lock a bolt or a nut with electricity.

As a preferred technical scheme of the utility model, the anti-skid device further comprises an anti-skid groove 10, the anti-skid groove 10 is formed in the side face of the middle of the rubber sleeve 9, and the anti-skid groove 10 can increase the friction force of the rubber sleeve 9, so that people can firmly hold the fixed cylinder 1.

As a preferred technical scheme of the present invention, the present invention further includes six sliding holes 11 and six supporting rods 12, wherein the six sliding holes 11 are formed in the left side surface of the fixed cylinder 1, the six supporting rods 12 are formed in the supporting rods 12, the left ends of the right ends of the six supporting rods 12 are fixedly connected to the right side surface of the ratchet wrench head 6, and the right ends of the six supporting rods 12 are respectively slidably connected to the six sliding holes 11, so that the supporting rods 12 can support the ratchet wrench head 6, and the movable rod 54 is prevented from being deformed due to an excessively long force arm when the bolt is twisted.

The working principle of the utility model is as follows: the ratchet wrench head 6 is connected with the sleeve, the sleeve is sleeved on the bolt and the nut, the fixed cylinder 1 is held, and pushes one end of the outer side of the fixed cylinder 1 to enable the fixed cylinder 1 to provide thrust for the ratchet wrench head 6, the ratchet wrench head 6 pushes the bolt or the nut to rotate, when the bolt or the nut is relatively tightened or not twisted, the switch 3 can control the motor 51 to work, so that the output shaft of the motor 51 drives the screw rod 52 to rotate, the rotating screw rod 52 pushes the moving rod 54 to move leftwards along the direction of the guide plate 53, the moving rod 54 moves out of the fixed cylinder 1, the distance between the right end of the fixed cylinder 1 and the ratchet wrench head 6 is increased, the force arm when the bolt or the nut is twisted is increased, thereby increase the moment of torsion of twisting bolt, make people's adjustment moment of torsion that can be timely when twisting bolt carry out bolt fastening or dismantle, convenient to use.

The circuit connections involved in the present invention are conventional means employed by those skilled in the art, can be technically inspired by limited trials, and are widely used prior art.

The battery used in the method is a lithium battery, the motor 51 is suggested to be a miniature servo motor of Shenghong vitamin technology Limited company in Shenzhen, the specific model is JS-002, and the parts which are not described in detail are in the prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. A Bluetooth wrench capable of adjusting torque is characterized by comprising a fixed cylinder (1) and a telescopic unit (5);

fixed cylinder (1): a Bluetooth module (2) is fixed on the side surface of the left end, a switch (3) is installed on the side surface of the middle part of the fixed cylinder (1), a battery (4) is arranged in a cavity inside the right end of the fixed cylinder (1), the battery (4) is electrically connected with the Bluetooth module (2), and the output end of the battery (4) is electrically connected with the input end of the switch (3);

expansion unit (5): comprises a motor (51), a screw rod (52), a guide plate (53), a moving rod (54) and a guide groove (55), wherein the motor (51) is fixed in the middle of the right side surface in the fixed cylinder (1), an output shaft of the motor (51) is fixedly connected with the right end of the screw rod (52), the left end of the screw rod (52) is in threaded connection with a screw hole in the middle of the right side surface of the movable rod (54), the guide plate (53) is arc-shaped, two guide plates (53) are arranged, the two guide plates (53) are fixed on the inner side surface of the fixed cylinder (1), the two guide grooves (55) are arranged on the side surface of the moving rod (54) at equal intervals, the two guide grooves (55) are respectively connected with the two guide plates (53) in a sliding way, the left end of the moving rod (54) is fixedly connected with the middle part of the right side surface of the ratchet wrench head (6), the input end of the motor (51) is electrically connected with the output end of the switch (3).

2. The bluetooth wrench with adjustable torque as claimed in claim 1, wherein: still include spacing groove (7) and stopper (8), spacing groove (7) are equipped with two, and the side of seting up in carriage release lever (54) of angles such as two spacing grooves (7), stopper (8) are equipped with two, and the medial surface at fixed section of thick bamboo (1) left end is fixed in two stopper (8), and two stopper (8) respectively with two spacing groove (7) sliding connection.

3. The bluetooth wrench with adjustable torque as claimed in claim 1, wherein: still include rubber sleeve (9), the medial surface of rubber sleeve (9) and the side fixed connection of fixed cylinder (1) right-hand member, and the logical groove that corresponds with switch (3) is seted up to the side of rubber sleeve (9) left end.

4. The bluetooth wrench with adjustable torque as claimed in claim 3, wherein: the anti-skid rubber sleeve is characterized by further comprising an anti-skid groove (10), wherein the anti-skid groove (10) is formed in the side face of the middle of the rubber sleeve (9).

5. The bluetooth wrench with adjustable torque as claimed in claim 1, wherein: still include slide opening (11) and bracing piece (12), slide opening (11) are equipped with six, and the left surface at fixed section of thick bamboo (1) is seted up in six slide opening (11), bracing piece (12) are equipped with six, the left end of the right-hand member of six bracing pieces (12) and the right flank fixed connection of ratchet wrench head (6), and the right-hand member of six bracing pieces (12) respectively with six slide opening (11) sliding connection.