Converter for converting USB-to-RS232

Abstract

The USB to RS232 converter comprises a data line main body, the left end of the data line main body is connected with a USB plug, the right end of the data line main body is divided into two parts which are respectively connected with an RS232 female joint main body, the RS232 female joint main body comprises two symmetrical connecting lugs, one side, facing the data line main body, of each connecting lug is provided with a riveting nut, and the other side of each connecting lug is provided with a nut. A through hole in butt joint with an inner screw hole of the riveting nut is formed in the connecting lug, a fixing screw movably penetrates through the through hole and comprises a screw rod, the screw rod movably penetrates through the through hole and then is in threaded connection with the riveting nut, the right end of the screw rod is integrally connected with an outer hexagonal internal thread nut, and a screw hole in the outer hexagonal internal thread nut is matched with the screw rod. According to the utility model, the RS232 female joint main body 3, the chassis and the RS232 male joint are fixed, the structure is simpler, the use is convenient, and a plurality of threaded holes do not need to be preset on the chassis.

Description

TECHNICAL FIELD

[0001] The utility model relates to signal switching technical field, concretely is a USB to RS232 converter. BACKGROUND

[0002] USB to RS232 converter is a kind of device for connecting the device (such as computer) of USB interface and the device (such as serial device) of RS232 interface.This converter can realize the data transmission between two different communication protocols, and is widely used in industrial automation, laboratory equipment, network equipment and other various scenes.

[0003] When RS232 female interface is fixed on the case panel, the case needs to be preset fixed mouth for fixing the fixed screw rod of RS232 male interface.Both the switched RS232 female interface and RS232 male interface need to be fixed on the case, and it is difficult to weld multiple fixed screw holes in thin case.

[0004] Therefore, we propose a USB to RS232 converter to solve the problems raised in the above. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of USB to RS232 converter to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of USB to RS232 converter, comprising: data line main body, data line main body left end connects USB plug, data line main body right end is divided into two and is connected with one RS232 female connector main body respectively;

[0007] The RS232 female connector main body includes two symmetrical connecting ears;

[0008] The side of the connecting ear towards the data line main body is provided with a riveting nut, a through hole is formed in the connecting ear and is connected with the inner screw hole of the riveting nut, a fixed screw is movably penetrated in the through hole, the fixed screw includes a screw rod, the screw rod is movably penetrated in the through hole and is threadedly connected with the riveting nut, an outer six-ribbed internal threaded nut is integrally connected with the right end of the screw rod, and the screw hole in the outer six-ribbed internal threaded nut is matched with the screw rod.

[0009] Preferably, the crimped socket is located between the two symmetrical connecting ears, and the end of the crimped socket is flush with the connecting ear.

[0010] Preferably, the crimped socket or the convex connecting ear, the root of the crimped socket connected with the RS232 female connector main body is flush with the connecting ear.

[0011] Preferably, the RS232 female connector main body further includes a crimped socket, and an RS232 inner mold is arranged in the crimped socket.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] Through cooperation of fixed screw 34 and riveting nut 33, RS232 female connector main body 3 is fixed and clamped on the case wall, another fixed screw 34 is penetrated through RS232 male connector, and the screw rod 342 of the fixed screw 34 is screwed into the outer six-rib inner thread nut 341 of the fixed screw 34 on the RS232 female connector main body 3, the fixing of RS232 female connector main body 3 and RS232 male connector after butt joint is completed, the fixing of RS232 female connector main body 3, the case and RS232 male connector is realized, the structure is simpler, convenient to use, and multiple threaded holes need not be preset on the case. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is structural schematic view of the utility model embodiment one;

[0015] Fig. 2 It is structural schematic view of RS232 female connector main body in the utility model embodiment one

[0016] Fig. 3 It is side view of RS232 female connector main body in the utility model embodiment one;

[0017] Fig. 4 It is structural schematic view of the utility model embodiment two;

[0018] Fig. 5 It is structural schematic view of RS232 female connector main body in the utility model embodiment two

[0019] Fig. 6 It is side view of RS232 female connector main body in the utility model embodiment two.

[0020] In the drawing: 1, data line main body;2, USB plug;3, RS232 female connector main body;31, through hole;32, connecting lug;33, riveting nut;34, fixed screw;341, outer six-rib inner thread nut;342, screw rod;4, RS232 inner mode;5, crimped socket. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. EMBODIMENT

[0022] Please refer to Figs. 1-3 The utility model provides a technical scheme: a USB to RS232 converter, it includes: data line main body 1, data line main body 1 left end connects USB plug 2, data line main body 1 right end is divided into two and connects one RS232 female connector main body 3 respectively, realizes USB signal to RS232 signal conversion.

[0023] RS232 female connector main body 3 includes two symmetrical connecting ears 32 and a hem flange socket 5, RS232 inner mode 4 is arranged in hem flange socket 5, and RS232 inner mode 4 is docked with RS232 male interface through hem flange socket 5, and signal transmission is completed.

[0024] In the embodiment, the hem flange socket 5 is located between the two symmetrical connecting ears 32, and the end of the hem flange socket 5 is flush with the connecting ears 32, realizing the retraction effect of the hem flange socket 5. When actually installed in the case, the opening of the hem flange socket 5 is flush with the wall of the case.

[0025] The side of the connecting ear 32 facing the data line main body 1 is provided with a riveting nut 33, a through hole 31 is formed in the connecting ear 32 and is in butt joint with the internal screw hole of the riveting nut 33, a fixed screw 34 is movably penetrated in the through hole 31, the fixed screw 34 includes a screw rod 342, the screw rod 342 is in screw connection with the riveting nut 33 after being movably penetrated in the through hole 31, an outer six-ribbed internal threaded nut 341 is integrally connected to the right end of the screw rod 342, and the screw hole in the outer six-ribbed internal threaded nut 341 is matched with the screw rod 342.

[0026] Through the cooperation of the fixed screw 34 and the riveting nut 33, the RS232 female connector main body 3 is fixed and clamped on the wall of the case, another fixed screw 34 is penetrated through the RS232 male connector, and the screw rod 342 of the fixed screw 34 is screwed into the outer six-ribbed internal threaded nut 341 on the fixed screw 34 of the RS232 female connector main body 3, so that the fixation of the RS232 female connector main body 3 and the RS232 male connector after butt joint is completed, and the RS232 female connector main body 3, the case and the RS232 male connector are fixed. Embodiment

[0027] Please refer to Figs. 4-6 The utility model provides a technical scheme: a USB to RS232 converter, it includes: RS232 female connector main body 3, the difference between the embodiment and the embodiment one is that the hem flange socket 5 protrudes the connecting ear 32, the root of the hem flange socket 5 and the RS232 female connector main body 3 is flush with the connecting ear 32, so that when the connecting ear 32 is fixed on the case, the hem flange socket 5 protrudes the case, facilitating the butt joint of the RS232 male interface.

[0028] The contents not described in detail in the specification belong to the prior art known to the person skilled in the art.

[0029] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A USB to RS232 converter, comprising: The main body of the data cable (1) is connected to a USB plug (2) at the left end of the main body of the data cable (1), and the right end of the main body of the data cable (1) is split into two and connected to an RS232 female connector (3) respectively. The feature is that the RS232 female connector body (3) includes two symmetrical connecting ears (32); The connecting ear (32) is provided with a rivet nut (33) on the side facing the data cable body (1). A through hole (31) is provided in the connecting ear (32) to mate with the screw hole in the rivet nut (33). A fixing screw (34) is movably passed through the through hole (31). The fixing screw (34) includes a screw rod (342). The screw rod (342) is movably passed through the through hole (31) and then threadedly connected to the rivet nut (33). The right end of the screw rod (342) is integrally connected to the external hexagonal internal thread nut (341). The screw hole in the external hexagonal internal thread nut (341) matches the screw rod (342).

2. The USB to RS232 converter according to claim 1, characterized in that, The RS232 female connector body (3) also includes a rolled edge socket (5), and an RS232 inner mold (4) is provided inside the rolled edge socket (5).

3. A USB to RS232 converter according to claim 2, characterized in that, The rolled edge socket (5) is located between two symmetrical connecting ears (32), and the end of the rolled edge socket (5) is flush with the connecting ears (32).

4. A USB to RS232 converter according to claim 3, characterized in that, The rolled edge socket (5) or protruding connecting ear (32) has its root connected to the RS232 female connector body (3) flush with the connecting ear (32).

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