Field bus protocol conversion gateway

Abstract

The utility model discloses a field bus protocol conversion gateway, comprising a mounting rack, the side wall of the mounting rack is fixedly connected with a gateway body, the bottom of the mounting rack is provided with a cable fixing structure, the side wall of the mounting rack is fixedly connected with a joint plate, and the joint plate is uniformly and fixedly connected with a plurality of network port terminals. The side wall of the mounting frame is uniformly and fixedly connected with a plurality of jumper terminals, the network port terminal is inserted and electrically connected with a network cable connector, the network cable connector is fixedly connected and electrically connected with a network cable, and the jumper terminals are inserted and electrically connected with jumper connectors; according to the utility model, the network cable and the optical fiber patch cord are fixed through the cable fixing structure, and the positions of the network cable and the optical fiber patch cord close to the gateway body are in a bent state, so that when the network cable or the optical fiber patch cord is collided by external force, stress points are concentrated at the joint of the network cable or the optical fiber patch cord and the cable fixing structure; therefore, the terminal connected with the gateway body is not stressed, the phenomenon that the terminal is damaged and falls off is avoided, and the gateway is more practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile bus detection equipment, specifically is a fieldbus protocol conversion gateway. BACKGROUND

[0002] CAN bus is controller area network bus, it is a serial communication protocol bus for real-time application, it can use twisted pair to transmit signals, it is one of the most widely used fieldbus in the world, CAN bus is used for communication between various different elements in the automobile, to replace the expensive and bulky power distribution harness, therefore the communication performance of automobile CAN bus is very important, needs to carry out detection, needs to convert the protocol when carrying out detection, can only detect the output signal, therefore need to use the protocol conversion gateway, the protocol conversion gateway used when detecting the automobile bus has the following defects at present:

[0003] The gateway needs to connect the optical fiber network cable and the optical fiber jumper when converting the protocol, realizes the conversion of industrial network protocol, but there are many people and equipment in the automobile detection field, the network cable or the jumper is easily mistaken, the terminal is stressed, the terminal is easily damaged and falls off, and the use is not facilitated.

[0004] Therefore, the fieldbus protocol conversion gateway is provided to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a fieldbus protocol conversion gateway to solve the problems in the above background technology.

[0006] In order to realize the above object, the utility model provides the following technical scheme: a fieldbus protocol conversion gateway, including the mounting frame, the mounting frame side wall is fixed with the gateway body, the mounting frame bottom is provided with the cable fixed structure, the mounting frame side wall is fixed with the joint plate, the joint plate is uniformly fixed with a plurality of net mouth terminals, the mounting frame side wall is uniformly fixed with a plurality of jumper terminals, the net mouth terminal is inserted and electrically connected with the network cable joint, the network cable joint is fixed and electrically connected with the network cable, the jumper terminal is inserted and electrically connected with the jumper joint, the jumper joint is fixed and electrically connected with the optical fiber jumper;

[0007] The cable fixed structure includes two sliding rods, a strip plate is arranged between the two sliding rods and slides horizontally, the first fixed plate and the second fixed plate are fixed to the top surface of the strip plate, the first movable plate is arranged above the first fixed plate and slides vertically, the second movable plate is arranged above the second fixed plate and slides vertically, the network cable is located between the first fixed plate and the first movable plate, and the optical fiber jumper is located between the second fixed plate and the second movable plate.

[0008] Preferably, the first fixed plate top surface and the first movable plate bottom surface are provided with a plurality of sliding ports, plastic pressing blocks are vertically and slidingly connected in the sliding ports, two arc-shaped soft strips are fixedly connected to the two sides of the plastic pressing block close to one end of the network cable, a plurality of springs are fixedly connected between the sliding ports and the plastic pressing blocks, the network cable contacts the arc-shaped soft strips, the second fixed plate top surface and the second movable plate bottom surface are fixedly provided with a plurality of rubber pressing blocks, and the fiber jumper cable contacts the sidewalls of the rubber pressing blocks.

[0009] Preferably, the first movable plate and the second movable plate are fixedly provided with short plates at the ends away from each other, two threaded studs are vertically and fixedly connected to the top surfaces of the two ends of the strip-shaped plate, sleeve holes are vertically formed in the short plates, the sleeve holes are sleeved with the threaded studs, and the threaded studs are threadedly connected with hand-turning nuts.

[0010] Preferably, the first movable plate and the second movable plate are fixedly provided with sleeve blocks at the ends close to each other, two guide columns are vertically and fixedly connected to the top surface of the strip-shaped plate between the first fixed plate and the second fixed plate, the sleeve blocks are slidingly sleeved with the guide columns, limit plates are fixedly connected to the top ends of the guide columns, and tension springs are fixedly connected between the limit plates and the sleeve blocks.

[0011] Preferably, the sliding rod is horizontally and slidingly sleeved with a sliding sleeve, the sliding sleeve is fixedly connected to the end of the strip-shaped plate, a threaded cylinder is fixedly sleeved with the sidewall of the sliding sleeve, the threaded cylinder is threadedly connected with a hand-turning bolt, a side groove is formed in the side close to the threaded cylinder of the sliding rod, the end of the hand-turning bolt is located in the side groove and is fixedly connected with a friction block, and the friction block contacts the sidewall of the side groove.

[0012] Preferably, the end of the sliding rod is fixedly connected with a support, the top end of the support is fixedly connected with the end of the bottom surface of the mounting frame, and a plurality of mounting holes are formed in the two sides of the mounting frame.

[0013] Compared with the prior art, the cable fixing structure has the advantages that:

[0014] The cable fixing structure is used for fixing the network cable and the fiber jumper cable, and the network cable and the fiber jumper cable are in a curved state close to the gateway body, so that the stress point is concentrated at the connection between the network cable or the fiber jumper cable and the cable fixing structure when the network cable or the fiber jumper cable is collided by external force, the terminal at the connection position with the gateway body is not stressed, the phenomenon that the terminal is damaged and falls off is avoided, and the cable fixing structure is more practical. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a main body structure schematic view of the first and second embodiments of the utility model;

[0016] Figure 2 It is a cable fixing structure schematic view of the first and second embodiments of the utility model;

[0017] Figure 3 It is a cable fixing structure schematic view of the first and second embodiments of the utility model; Figure 2 It is an A structure enlarged structure schematic view of the first and second embodiments of the utility model;

[0018] Figure 4 For the utility model Figure 2 The structure amplification structure schematic view of B place in the middle;

[0019] Figure 5 For the utility model second embodiment cut structure schematic view of sliding sleeve place.

[0020] In the figure: 1, mounting frame;2, cable fixing structure;3, network cable;4, fiber optic jumper;11, gateway body;12, joint plate;13, network port terminal;14, jumper terminal;15, mounting hole;21, sliding rod;22, strip plate;23, first fixed plate;24, first movable plate;25, second fixed plate;26, second movable plate;27, sliding port;28, plastic pressing block;29, arc-shaped soft strip;210, spring;211, stud;212, short plate;213, hand nut;214, sleeve hole;215, rubber pressing block;216, sliding sleeve;217, threaded cylinder;218, hand bolt;219, friction block;220, side groove;221, support;222, sleeve block;223, guide column;224, limiting plate;225, tension spring;31, network cable joint;41, jumper joint. Specific implementation

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described 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 scope of protection of the utility model.

[0022] Embodiment 1:

[0023] Please refer to Figures 1-2 The utility model provides a kind of technical scheme: a fieldbus protocol conversion gateway, including mounting frame 1, gateway body 11 is fixedly connected to mounting frame 1 side wall, cable fixing structure 2 is provided in the bottom of mounting frame 1, joint plate 12 is fixedly connected to mounting frame 1 side wall, multiple network port terminals 13 are uniformly fixedly connected on joint plate 12, multiple jumper terminals 14 are uniformly fixedly connected to mounting frame 1 side wall, network port terminal 13 is inserted and electrically connected network cable joint 31, network cable joint 31 is fixedly connected and electrically connected network cable 3, jumper terminal 14 is inserted and electrically connected jumper joint 41, jumper joint 41 is fixedly connected and electrically connected fiber optic jumper 4;

[0024] The cable fixing structure 2 comprises two slide rods 21, a strip-shaped plate 22 is horizontally and slidably arranged between the two slide rods 21, the first fixed plate 23 and the second fixed plate 25 are fixedly connected to the top surface of the strip-shaped plate 22, the first movable plate 24 is vertically and slidably arranged above the first fixed plate 23, the second movable plate 26 is vertically and slidably arranged above the second fixed plate 25, the network cable 3 is located between the first fixed plate 23 and the first movable plate 24, the fiber jumper 4 is located between the second fixed plate 25 and the second movable plate 26, the network cable 3 and the fiber jumper 4 are fixed by the cable fixing structure 2, and the network cable 3 and the fiber jumper 4 are in a curved state close to the gateway body 11, so that, when the network cable 3 or the fiber jumper 4 is collided by an external force, the stress point is concentrated at the connection between the network cable 3 or the fiber jumper 4 and the cable fixing structure 2, so that the terminal at the connection position of the gateway body 11 is not stressed, and the phenomenon that the terminal is damaged and falls off is avoided, and the cable fixing structure 2 is more practical.

[0025] Embodiment 2

[0026] Please refer to Figures 1-5 As a second embodiment of the utility model, the embodiment is based on the previous embodiment, a plurality of slide openings 27 are formed in the top surface of the first fixed plate 23 and the bottom surface of the first movable plate 24, plastic pressing blocks 28 are vertically and slidably connected in the slide openings 27, the two sides of one end of the plastic pressing block 28 close to the network cable 3 are fixedly connected with two arc-shaped soft strips 29, a plurality of springs 210 are fixedly connected between the slide openings 27 and the plastic pressing blocks 28, the network cable 3 contacts the arc-shaped soft strips 29, a plurality of rubber pressing blocks 215 are fixedly connected to the top surface of the second fixed plate 25 and the bottom surface of the second movable plate 26, the fiber jumper 4 contacts the side wall of the rubber pressing block 215, the network cable 3 is fixed by the plastic pressing block 28, the network cable 3 is prevented from being stressed too much by the spring 210, and the relatively hard fiber jumper 4 is directly fixed by the rubber pressing block 215.

[0027] The first movable plate 24 and the second movable plate 26 are fixedly connected with short plates 212 at the ends away from each other, two threaded studs 211 are vertically and fixedly connected to the top surfaces of the two ends of the strip-shaped plate 22, sleeve holes 214 are vertically formed in the short plates 212, the sleeve holes 214 are sleeved with the threaded studs 211, hand nuts 213 are threadedly connected to the threaded studs 211, the first movable plate 24 and the second movable plate 26 are pressed downward by tightening the hand nuts 213, and the network cable 3 and the fiber jumper 4 are fixed.

[0028] The first movable plate 24 and the second movable plate 26 are fixedly connected with sleeve blocks 222 at the ends close to each other, two guide columns 223 are vertically and fixedly connected to the top surface of the strip-shaped plate 22 between the first fixed plate 23 and the second fixed plate 25, the sleeve blocks 222 are slidably sleeved with the guide columns 223, limit plates 224 are fixedly connected to the top ends of the guide columns 223, and tension springs 225 are fixedly connected between the limit plates 224 and the sleeve blocks 222.

[0029] The slide rod 21 is sleeved with a slide sleeve 216 which is fixed to the end of the strip-shaped plate 22, the side wall of the slide sleeve 216 is fixedly sleeved with a threaded cylinder 217, the threaded cylinder 217 is threadedly connected with a hand screw 218, a side groove 220 is formed in the side of the slide rod 21 close to the threaded cylinder 217, the end of the hand screw 218 is located in the side groove 220 and is fixedly connected with a friction block 219 which contacts the side wall of the side groove 220, after the network cable 3 and the fiber jumper cable 4 are fixed, the strip-shaped plate 22 is horizontally pushed towards the position of the gateway body 11, so that the network cable 3 and the fiber jumper cable 4 are in a curved state close to the position of the gateway body 11, then the hand screw 218 is tightened to fix the strip-shaped plate 22.

[0030] The end of the slide rod 21 is fixedly connected with a support 221, the top end of the support 221 is fixedly connected with the end bottom surface of the mounting frame 1, a plurality of mounting holes 15 are formed in the two sides of the mounting frame 1 and are used for mounting the mounting frame 1.

[0031] Embodiment 3:

[0032] Please refer to Figures 1-5 For the third embodiment of the utility model, the embodiment is based on the above two embodiments, when the utility model is used, the mounting frame 1 is fixed in the corresponding position, then the network cable 3 is passed through the position between the first fixed plate 23 and the first movable plate 24 and is connected with the network port terminal 13, the fiber jumper cable 4 is passed through the position between the second fixed plate 25 and the second movable plate 26 and is connected with the jumper cable terminal 14, then the two hand screw nuts 213 at the two ends are tightened to compress the network cable 3 and the fiber jumper cable 4, then the strip-shaped plate 22 is horizontally pushed towards the position of the gateway body 11, so that the network cable 3 and the fiber jumper cable 4 are in a curved state close to the position of the gateway body 11, then the hand screw 218 is tightened to fix the strip-shaped plate 22, the utility model fixes the network cable 3 and the fiber jumper cable 4 through the cable fixing structure 2 and makes the network cable 3 and the fiber jumper cable 4 form a curved state close to the position of the gateway body 11, so that when the network cable 3 or the fiber jumper cable 4 is collided by external force, the stress point is concentrated at the connection between the network cable 3 or the fiber jumper cable 4 and the cable fixing structure 2, so that the terminal at the connection position of the gateway body 11 is not stressed, the phenomenon that the terminal is damaged and falls off is avoided, and the utility model is more practical.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A fieldbus protocol conversion gateway, comprising a mounting frame (1), characterized in that: the side wall of the mounting frame (1) is fixedly connected with a gateway body (11), the bottom of the mounting frame (1) is provided with a cable fixing structure (2), the side wall of the mounting frame (1) is fixedly connected with a joint plate (12), a plurality of network port terminals (13) are uniformly fixed on the joint plate (12), a plurality of jumper terminal (14) are uniformly fixed on the side wall of the mounting frame (1), the network port terminal (13) is plugged and electrically connected with a network connector (31), the network connector (31) is fixedly connected and electrically connected with a network cable (3), the jumper terminal (14) is plugged and electrically connected with a jumper connector (41), and the jumper connector (41) is fixedly connected and electrically connected with an optical fiber jumper (4); the cable fixing structure (2) comprises two slide rods (21), a strip-shaped plate (22) is arranged between the two slide rods (21) and slides horizontally, a first fixed plate (23) and a second fixed plate (25) are fixedly connected to the top surface of the strip-shaped plate (22), a first movable plate (24) is arranged to slide vertically above the first fixed plate (23), a second movable plate (26) is arranged to slide vertically above the second fixed plate (25), the network cable (3) is located between the first fixed plate (23) and the first movable plate (24), and the optical fiber jumper (4) is located between the second fixed plate (25) and the second movable plate (26).

2. The fieldbus protocol conversion gateway of claim 1, wherein: a plurality of slide openings (27) are formed in the top surface of the first fixed plate (23) and the bottom surface of the first movable plate (24), a plastic pressing block (28) is vertically slidably connected in the slide opening (27), two arc-shaped soft strips (29) are fixedly connected to the two sides of the end of the plastic pressing block (28) close to the network cable (3), a plurality of springs (210) are fixedly connected between the slide opening (27) and the plastic pressing block (28), the network cable (3) contacts the arc-shaped soft strip (29), a plurality of rubber pressing blocks (215) are fixedly connected to the top surface of the second fixed plate (25) and the bottom surface of the second movable plate (26), and the optical fiber jumper (4) contacts the side wall of the rubber pressing block (215).

3. The fieldbus protocol conversion gateway of claim 1, wherein: short plates (212) are fixedly connected to the ends of the first movable plate (24) and the second movable plate (26) away from each other, two threaded studs (211) are vertically fixedly connected to the top surface of the two ends of the strip-shaped plate (22), a sleeve hole (214) is vertically formed in the short plate (212), the sleeve hole (214) sleeves the threaded stud (211), and a hand screw nut (213) is threadedly connected to the threaded stud (211).

4. The fieldbus protocol conversion gateway of claim 1, wherein: sleeve blocks (222) are fixedly connected to the ends of the first movable plate (24) and the second movable plate (26) close to each other, two guide columns (223) are vertically fixedly connected to the top surface of the strip-shaped plate (22) between the first fixed plate (23) and the second fixed plate (25), the sleeve block (222) slides the guide column (223), a limiting plate (224) is fixedly connected to the top end of the guide column (223), and a tension spring (225) is fixedly connected between the limiting plate (224) and the sleeve block (222).

5. The fieldbus protocol conversion gateway of claim 1, wherein: The slide rod (21) is sleeved with a sliding sleeve (216) which is horizontally slid on the slide rod (21), the sliding sleeve (216) is fixed at the end of the strip-shaped plate (22), the side wall of the sliding sleeve (216) is fixedly sleeved with a threaded cylinder (217), the threaded cylinder (217) is threadedly connected with a hand screw (218), a side groove (220) is formed in the side of the slide rod (21) close to the threaded cylinder (217), the end of the hand screw (218) is located in the side groove (220) and is fixedly connected with a friction block (219), and the friction block (219) contacts the side wall of the side groove (220).

6. The fieldbus protocol conversion gateway of claim 1, wherein: The end of the slide rod (21) is fixedly connected with a support (221), the top end of the support (221) is fixedly connected with the end bottom surface of the mounting rack (1), and a plurality of mounting holes (15) are formed in the two sides of the mounting rack (1).

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