CN111958528A

CN111958528A - Bluetooth communication module for torque wrench

Info

Publication number: CN111958528A
Application number: CN202010772962.4A
Authority: CN
Inventors: 姜琳; 丁勃; 周滔; 陈俊
Original assignee: Loteem Beijing Rail Transit Technology Co Ltd
Current assignee: Loteem Beijing Rail Transit Technology Co Ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2020-11-20
Anticipated expiration: 2040-08-04
Also published as: CN111958528B

Abstract

The invention provides a Bluetooth communication module for a torque wrench, which comprises a shell, a circuit board and a USB interface, wherein the shell comprises a mounting base and a cover body; one end of the USB interface is electrically connected with the circuit board, and the other end of the USB interface penetrates through the mounting base and extends out of the shell to be connected with the torque wrench; and the mounting base is provided with a connecting piece which is matched with the torque wrench for mounting. The Bluetooth communication module is more compact in structure, more tightly attached to a torque wrench, and capable of effectively avoiding scraping, and can be used for data communication on one hand and power supply on the other hand through the torque wrench by the arrangement of the USB interface, so that the duration time of the Bluetooth communication module is consistent with that of the torque wrench, and the Bluetooth communication module is more convenient to use.

Description

Bluetooth communication module for torque wrench

Technical Field

The invention relates to the technical field of digital tools, in particular to a Bluetooth communication module for a torque wrench.

Background

The Bluetooth communication module for the torque wrench transmits information in the digital torque wrench through the Bluetooth module.

Current bluetooth communication module for torque wrench, the volume is great, when installing in digital torque wrench, and torque wrench has great protruding relatively, when carrying out the operation with torque wrench, often needs the workman to use great strength, and is more hard, is difficult to meticulous the accuse, scrapes the device very easily when the workman operates, damages. And the digital torque wrench is generally stored by a special bracket, and the larger shape of the bracket can also influence the storage convenience.

In addition, the inside of the existing Bluetooth communication module generally adopts a rechargeable battery or a dry battery as an independent power supply, so that the battery power is sufficient when the Bluetooth communication module is used, and the Bluetooth communication module cannot normally operate if no power is supplied. Because it is independent power supply, the daily maintenance needs to charge alone, can't ensure that its time of endurance and digital torque wrench's time of endurance keep unanimous, has also produced inconvenience to the operation.

Disclosure of Invention

The invention aims to provide a Bluetooth communication module for a torque wrench, which can be tightly attached to a handle of the torque wrench, reduce the collision risk, supply power by the torque wrench, ensure the consistency of the duration time of the torque wrench and is more convenient to use.

The invention provides a Bluetooth communication module for a torque wrench, which comprises a shell, a circuit board and a USB interface, wherein the shell comprises a mounting base and a cover body; one end of the USB interface is electrically connected with the circuit board, and the other end of the USB interface penetrates through the mounting base and extends out of the shell to be connected with the torque wrench; and the mounting base is provided with a connecting piece which is matched with the torque wrench for mounting.

Preferably, the mounting base and the cover body are formed by integrally molding plastics, a positioning piece is arranged on one side of the cover body, the cover body and the mounting base are installed by welding, and the circuit board is positioned on the mounting base under the action of the positioning piece.

Preferably, the cover body surface is bent into an arc surface towards one side far away from the mounting base, so that an accommodating space is formed between the cover body and the mounting base.

Preferably, the connecting piece includes first flexible spliced pole and second flexible spliced pole, two mounting holes have been seted up on the mounting base, the one end of first flexible spliced pole and second flexible spliced pole is located respectively inside the casing, the other end respectively by the mounting hole stretches out to the casing is outside, with torque wrench cooperation installation.

Preferably, the first flexible connecting column and the second flexible connecting column are made of hard rubber, and wedge-shaped clamping grooves are respectively formed in one ends, located inside the shell, of the first flexible connecting column and one ends, located inside the shell, of the second flexible connecting column.

Preferably, one side of the cover body, which is matched and mounted with the mounting base, is provided with two protruding mounting columns which are matched and mounted and clamped with the wedge-shaped clamping grooves.

Preferably, the mounting base and the cover body are integrally formed by ABS plastic.

Preferably, the mounting base and the cover body are integrally formed by PC plastic.

Preferably, the hardness of the hard rubber is greater than the shore hardness 90A.

Compared with the prior art, the invention has the following beneficial effects:

the Bluetooth communication module disclosed by the invention has a more compact structure and a small volume, is closely matched with the handle of the torque wrench, greatly reduces the risk that the torque wrench is easy to collide during operation and damage the Bluetooth communication module or other equipment, is more consistent and matched with the overall appearance of the torque wrench, and is more closely matched because the Bluetooth communication module is flexibly connected with the handle of the torque wrench by adopting a rubber material. In addition, this bluetooth communication module has cancelled independent power supply, utilizes the USB interface both can regard as data communication interface, can follow digital torque wrench again and acquire the electric energy, need not frequently charge to bluetooth communication module, makes bluetooth communication module and torque wrench's time of endurance keep unanimous simultaneously, and it is more convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of a Bluetooth module according to the present invention;

fig. 2 is a schematic structural diagram of the bluetooth communication module of the present invention after being longitudinally cut.

Description of reference numerals:

1: a housing; 101: mounting a base; 102: a cover body; 2: a circuit board; 3: a USB interface; 4: a positioning member; 41: a first positioning post; 42: a second positioning column; 5: a first flexible connecting column; 6: a second flexible connecting column; 7: a support leg; 8: a wedge-shaped clamping groove; 9: and (6) mounting the column.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, a bluetooth communication module for a torque wrench includes a housing 1, a circuit board 2 and a USB interface 3, the housing 1 is formed by combining a mounting base 101 and a cover 102, the circuit board 2 is mounted on the surface of the mounting base 101, the cover 102 is mounted on the mounting base 101 in a matching manner, the circuit board 2 is covered inside the housing 1, the end of the USB interface 3 is electrically connected to the circuit board 2, the head vertically penetrates through the mounting base 101 from one side of the mounting base 101 and extends out of the housing 1, and the USB interface 3 is connected to the torque wrench, which serves as a data communication interface and supplies power to the bluetooth communication module through the data communication interface.

The mounting base 101 and the cover body 102 are both formed by ABS or PC plastic integrated injection molding, a clamping groove for accommodating the circuit board 2 is formed in the mounting base 101, the cover body 102 protrudes to one side to form an arc surface, and an accommodating space is formed between the inner side of the arc surface and the mounting base 101 and used for accommodating the circuit board 2 and preventing electrical elements on the circuit board 2 from being damaged.

The positioning member 4 is disposed on one side of the cover 102, which is biased to the mounting base 101, and the positioning member 4 includes a first positioning column 41 and a second positioning column 42, end surfaces of the first positioning column 41 and the second positioning column 42 are located in the same plane, and the two positioning columns cooperate to form a positioning plane, so as to press the circuit board 2 onto the mounting base 101. After the circuit board 2 is mounted, the edge of the mounting base 101 and the edge of the cover 102 are welded together by ultrasonic wave, so as to prevent the electrical components on the circuit board 2 from being damaged due to scattering when the housing 1 is collided.

The surface one side of mounting base 101 is equipped with outstanding connecting piece, with torque wrench cooperation installation, this connecting piece is first flexible joint post 5 and second flexible joint post 6, has seted up two mounting holes on the mounting base 101, and the one end of first flexible joint post 5 and second flexible joint post 6 stretches into respectively 1 inside rather than the cooperation fastening of casing, the other end respectively by the mounting hole stretches out 1 outside of casing for with the cooperation installation of torque wrench.

First flexible connection post 5 and second flexible connection post 6 locate the both sides of USB interface respectively, all adopt the hardness to exceed the stereoplasm rubber of shore hardness 90A and make, the outside one end of being located 1 of casing of first flexible connection post 5 and second flexible connection post 6 all is equipped with the round arch, can be inseparabler with the torque wrench installation, it all is equipped with two landing legs 7 rather than integrated into one piece to be located 1 inside one end of casing, two landing legs 7 are along being close to lid 102 direction tapering, thereby make and form a wedge draw-in groove 8 between two landing legs 7, be used for with 1 cooperation chucking of casing, prevent that first flexible connection post 5 and second flexible connection post 6 from breaking away from on casing 1.

The cover body 102 is close to one side of the mounting base 101 is provided with two mounting columns 9 corresponding to the wedge-shaped clamping grooves 8, the two mounting columns 9 are respectively clamped with the two wedge-shaped clamping grooves 8 in a matched mode, the first flexible connecting column 5 and the second flexible connecting column 6 are prevented from being separated from the shell body 1 when being installed in a matched mode with a torque wrench, and the connection firmness of the first flexible connecting column and the second flexible connecting column is guaranteed. Simultaneously, adopt wedge draw-in groove 8 and erection column 9 can dismantle the cooperation, can receive under the condition of damaging at first flexible connection post 5 or second flexible connection post 6, more conveniently change, guarantee bluetooth communication module's normal use.

The working principle of the Bluetooth communication module for the torque wrench is as follows: with the installation of aligning of first flexible joint pin 5 and second flexible joint pin 6 respectively with the installing port on the torque wrench, interface matched with is connected on USB interface 3 and the torque wrench to acquire torque wrench data, and with data transmission to the host computer with the bluetooth mode after the arrangement, can realize the data communication of torque wrench and host computer. Simultaneously, torque wrench passes through USB interface 3 and supplies power for circuit board 2, and the integration has corresponding steady voltage regulation module on the circuit board 2, can guarantee bluetooth communication module's normal work, makes its duration with torque wrench keep unanimous, and it is more convenient high-efficient to use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The Bluetooth communication module for the torque wrench is characterized by comprising a shell, a circuit board and a USB interface, wherein the shell comprises a mounting base and a cover body; one end of the USB interface is electrically connected with the circuit board, and the other end of the USB interface penetrates through the mounting base and extends out of the shell to be connected with the torque wrench; and the mounting base is provided with a connecting piece which is matched with the torque wrench for mounting.

2. The bluetooth communication module for torque wrench as claimed in claim 1, wherein the mounting base and the cover are integrally formed by plastic, a positioning member is disposed on one side of the cover, the cover and the mounting base are mounted by welding, and the circuit board is positioned on the mounting base under the action of the positioning member.

3. The bluetooth communication module for torque wrench as claimed in claim 1, wherein the cover body surface is curved to an arc surface facing away from the mounting base, so that a receiving space is formed between the cover body and the mounting base.

4. The bluetooth communication module for the torque wrench as claimed in claim 1, wherein the connecting member includes a first flexible connecting column and a second flexible connecting column, the mounting base has two mounting holes, one end of the first flexible connecting column and one end of the second flexible connecting column are respectively located inside the housing, and the other end of the first flexible connecting column and the other end of the second flexible connecting column respectively extend out of the housing through the mounting holes and are installed in cooperation with the torque wrench.

5. The Bluetooth communication module for the torque wrench as claimed in claim 4, wherein the first flexible connecting column and the second flexible connecting column are made of hard rubber, and one ends of the first flexible connecting column and the second flexible connecting column located inside the housing are respectively provided with a wedge-shaped slot.

6. The Bluetooth communication module for the torque wrench as claimed in claim 5, wherein the cover has two protruding mounting posts which are engaged with the wedge-shaped slots and are tightly fixed to the mounting base.

7. The bluetooth communication module for torque wrench as claimed in claim 2, wherein the mounting base and the cover are integrally formed of ABS plastic.

8. The bluetooth communication module for torque wrench as claimed in claim 2, wherein the mounting base and the cover are integrally formed of PC plastic.

9. The bluetooth communication module for torque wrench as claimed in claim 5, wherein the hardness of the hard rubber is greater than 90A Shore hardness.