Portable fault diagnosis instrument

Abstract

The utility model discloses a portable fault diagnosis instrument, and particularly relates to the technical field of fault diagnosis instruments, the portable fault diagnosis instrument comprises a first fault diagnosis instrument shell, one side of the first fault diagnosis instrument shell is provided with a second fault diagnosis instrument shell, and one side of the second fault diagnosis instrument shell is provided with a storage mechanism; the storage mechanism comprises a fixed shell, the fixed shell is fixed on one side of the shell of the second fault diagnosis instrument, and the top of the fixed shell is fixedly connected with a fixed box. According to the utility model, through the arrangement of the storage mechanism and the protection mechanism, the wiring and the OBD connecting plug can be conveniently stored through the fixed shell and the fixed box, the wiring coil can be coiled and placed in the fixed shell, and the OBD connecting plug slides into the fixed box, so that the disordered placement of the wiring and the connecting plug is avoided, and the neatness and portability of equipment are improved; the connecting wire and the connecting plug can be effectively prevented from being damaged or lost, and the normal use and the service life of the connecting plug are prevented from being influenced by dust accumulation and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fault diagnosis instrument, more specifically, the utility model relates to a portable fault diagnosis instrument. BACKGROUND

[0002] With the acceleration of agricultural mechanization, fault diagnosis instrument is increasingly critical in cotton picker maintenance. It connects the cotton picker control system, reads and analyzes fault codes quickly, and helps maintenance personnel accurately locate problems. Not only can it monitor the state of key components such as engine and transmission system in real time to prevent potential faults, but also can optimize performance and prolong equipment life. The use of fault diagnosis instrument greatly reduces downtime caused by faults, improves work efficiency, avoids unnecessary part replacement, and reduces maintenance cost. As an important tool for modern agricultural machinery maintenance, fault diagnosis instrument is promoting cotton picker maintenance towards more efficient and intelligent direction. Through retrieval, the CN220982701U Chinese patent with publication number discloses a fault diagnosis instrument. The traditional design usually uses BOSS column + screw to lock and fix PCBA and front and rear shells respectively, and the front and rear shell lock screw structure and PCBA are separately fixed, which makes the installation process complicated, the work efficiency is low, thereby increasing the production cost. The problem, the PCBA is sleeved on the first guide column on the front shell body, and the front shell body and the rear shell body are fixed and connected through the fixing structure, so that the PCBA can be fixed between the front shell body and the rear shell body, without the need for separate PCBA fixing, simplifying the disassembly and assembly process, convenient operation, cost saving, enhanced reliability and improved production efficiency. The fault diagnosis instrument usually does not have a special storage mechanism, and the wiring and OBD plug-in connector are easily placed in disorder when not in use, which not only affects the neatness of the equipment, but also reduces the portability. In the storage and carrying process, the wiring and plug-in connector are easily damaged or lost due to external forces such as extrusion and collision. SUMMARY

[0003] In order to overcome the problems and defects in the prior art, the utility model provides a portable fault diagnosis appearance to solve the problems in the prior art, and applies the fault diagnosis appearance to the cotton picker to improve the efficiency of the cotton picker. In order to achieve the above object, the utility model provides the following technical scheme: a portable fault diagnosis appearance, first fault diagnosis appearance casing is installed with second fault diagnosis appearance casing on one side, and the second fault diagnosis appearance casing is provided with a storage mechanism on one side; the storage mechanism includes a fixed shell, the fixed shell is fixed on one side of the second fault diagnosis appearance casing, the fixed shell top is fixedly connected with a fixed box, the second fault diagnosis appearance casing rear side is connected with a wire, the wire top is fixedly connected with an OBD plug, the OBD plug is arranged in the fixed box, the fixed box bottom surface is provided with a through sliding slot, the fixed box top surface is provided with a fixed groove, and the fixed groove top is provided with a protection mechanism. Preferably, the protection mechanism includes a protection plate, the protection plate is installed on the fixed box top, the fixed box top is fixedly connected with two fixed plates, and the two fixed plates are fixedly connected with a fixed rod. Preferably, the fixed rod outside is provided with a rotating sleeve, the rotating sleeve is rotatably connected with the fixed rod, the rotating sleeve one side is fixedly connected with the protection plate, and the protection plate is arranged directly above the fixed groove. Preferably, the fixed rod outside is provided with a torsion spring, one end of the torsion spring is fixedly connected with the fixed plate, and the other end of the torsion spring is fixedly connected with the rotating sleeve one side. Preferably, the first fault diagnosis appearance casing and the second fault diagnosis appearance casing are provided with a sealing rubber ring between the first fault diagnosis appearance casing and the second fault diagnosis appearance casing, and a fixed hole is formed in the sealing rubber ring one side surface. Preferably, the first fault diagnosis appearance casing one side is fixedly connected with a mounting clamping column, and the second fault diagnosis appearance casing one side is fixedly connected with a fixed clamping column. Preferably, the mounting clamping column and the fixed clamping column are matched, and the fixed clamping column and the fixed hole are movably clamped.

[0004] The utility model discloses technical effects and advantages

[0005] By setting the storage mechanism and protection mechanism, through the fixed shell and the fixed box, the wiring and the OBD plug connector can be conveniently stored, when the fault diagnosis instrument is not used, the wiring can be coiled and placed in the fixed shell, the OBD plug connector is slid into the fixed box, the disorderly placement of the wiring and the plug connector is avoided, the neatness and portability of the equipment are improved, the damage or loss of the wiring and the plug connector can be effectively prevented during storage or carrying, meanwhile, the protection plate can block the pollutants from entering the OBD plug connector, so that the normal use and service life of the plug connector are affected due to dust accumulation and the like are avoided; the combination of the fixed rod, the rotating sleeve and the torsion spring makes the protection plate open and automatically reset flexibly, when the OBD plug connector needs to be put in or taken out, the protection plate only needs to be opened slightly, at this time, the torsion spring is deformed under stress; after the operation is completed, the restoring force of the torsion spring makes the protection plate automatically reset, the protection plate is always kept above the fixed groove, the protection plate does not need to be closed by additional operation, the convenience of use and the reliability of protection are improved, meanwhile, the sealing property of the fault diagnosis instrument shell is ensured by the installed sealing rubber ring, and the device is small and convenient to carry. BRIEF DESCRIPTION OF DRAWINGS

[0006] Figure 1 It is a whole structure schematic view of the utility model. Figure 2 It is a structure schematic view of the first fault diagnosis instrument shell. Figure 3 It is a structure schematic view of the second fault diagnosis instrument shell. Figure 4 It is a structure schematic view of the sealing rubber ring. Figure 5 It is a sectional structure schematic view. Figure 6 It is a fixed box top structure schematic view. The sign is: 1, the first fault diagnosis instrument shell; 2, the second fault diagnosis instrument shell; 3, the fixed shell; 4, the fixed box; 5, wiring; 6, OBD plug connector; 7, through sliding slot; 8, fixed groove; 9, protection plate; 10, fixed plate; 11, fixed rod; 12, rotating sleeve; 13, torsion spring; 14, sealing rubber ring; 15, fixed hole; 16, installation clamping column; 17, fixed clamping column. DETAILED DESCRIPTION

[0007] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model. As the drawings Figures 1-6The portable fault diagnosis instrument shown includes a first fault diagnosis instrument shell 1, a second fault diagnosis instrument shell 2 is installed on one side of the first fault diagnosis instrument shell 1, and a storage mechanism is arranged on one side of the second fault diagnosis instrument shell 2; the storage mechanism includes a fixed shell 3 fixed on one side of the second fault diagnosis instrument shell 2, a fixed box 4 fixedly connected to the top of the fixed shell 3, a wire 5 connected to the rear side of the second fault diagnosis instrument shell 2, an OBD plug 6 fixedly connected to the top of the wire 5, the OBD plug 6 arranged in the fixed box 4, a through sliding groove 7 formed in the bottom surface of the fixed box 4, a fixed groove 8 formed in the top surface of the fixed box 4, and a protection mechanism arranged on the top of the fixed groove 8. Figure 1 、 3 , 5, 6, the protection mechanism includes a protection plate 9 installed on the top of the fixed box 4, two fixed plates 10 fixedly connected to the top of the fixed box 4, a fixed rod 11 fixedly connected between the two fixed plates 10, a rotating sleeve 12 sleeved on the outer side of the fixed rod 11, the rotating sleeve 12 rotatably connected with the fixed rod 11, the rotating sleeve 12 fixedly connected with the protection plate 9 on one side, the protection plate 9 arranged directly above the fixed groove 8, a torsion spring 13 sleeved on the outer side of the fixed rod 11, one end of the torsion spring 13 fixedly connected with the fixed plate 10, and the other end of the torsion spring 13 fixedly connected with one side of the rotating sleeve 12, so as to protect the OBD plug 6 in the fixed box 4 through the protection plate 9, and the torsion spring 13 rebounding force is convenient for the protection plate 9 to automatically rebound, improving the use convenience. Figures 1-4As shown, the first fault diagnosis instrument shell 1 and the second fault diagnosis instrument shell 2 are provided with a sealing rubber ring 14, one side surface of the sealing rubber ring 14 is provided with a fixing hole 15, one side of the first fault diagnosis instrument shell 1 is fixedly connected with a mounting clamping column 16, one side of the second fault diagnosis instrument shell 2 is fixedly connected with a fixing clamping column 17, the mounting clamping column 16 and the fixing clamping column 17 are matched, the fixing clamping column 17 is movably clamped with the fixing hole 15, the mounting of the first fault diagnosis instrument shell 1 and the second fault diagnosis instrument shell 2 is facilitated, and meanwhile the sealing effect between the first fault diagnosis instrument shell 1 and the second fault diagnosis instrument shell 2 is ensured. The working principle of the portable fault diagnosis instrument is as follows: when the wiring 5 and the OBD plug-in connector 6 need to be stored during use, the wiring 5 is wound and placed into the fixing shell 3, then the OBD plug-in connector 6 is slid into the fixing box 4 through the penetrating sliding groove 7 formed in the bottom surface of the fixing box 4 and is placed in the fixing groove 8, the protection plate 9 is installed on the top of the fixing box 4 and plays a protection role on the OBD plug-in connector 6 placed in the fixing groove 8, the rotating sleeve 12 sleeved outside the fixing rod 11 is fixedly connected with the protection plate 9, so that the protection plate 9 can rotate around the fixing rod 11, one end of the torsion spring 13 outside the fixing rod 11 is fixedly connected with the fixing plate 10, and the other end is fixedly connected with one side of the rotating sleeve 12, when the OBD plug-in connector 6 is put in or taken out by opening the protection plate 9, the torsion spring 13 is deformed under stress, after the operation is completed, the restoring force of the torsion spring 13 makes the protection plate 9 automatically reset and always keeps above the fixing groove 8, so as to protect the OBD plug-in connector 6 and avoid the dust accumulation in the OBD plug-in connector 6 from affecting the normal use and service life; the sealing rubber ring 14 is installed between the first fault diagnosis instrument shell 1 and the second fault diagnosis instrument shell 2, the sealing property of the connection between the two shells is improved, dust and moisture are prevented from entering, one side surface of the sealing rubber ring 14 is provided with the fixing hole 15, one side of the first fault diagnosis instrument shell 1 is fixedly connected with the mounting clamping column 16, one side of the second fault diagnosis instrument shell 2 is fixedly connected with the fixing clamping column 17, the mounting clamping column 16 is matched with the fixing clamping column 17, and the fixing clamping column 17 can movably clamp with the fixing hole 15 on the sealing rubber ring 14, so as to realize the firm connection of the two shells and prevent dust from entering the fault diagnosis instrument and affecting the service life of the internal electronic elements. Finally, the above embodiment only exemplarily illustrates the principle and effects of the utility model, and is not used for limiting the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and category of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A portable fault diagnostic instrument comprising a first fault diagnostic instrument housing (1), characterized in that: The first fault diagnosis instrument shell (1) one side is provided with second fault diagnosis instrument shell (2), one side of second fault diagnosis instrument shell (2) is provided with receiving mechanism; The receiving mechanism includes a fixed shell (3), which is fixed on one side of the second fault diagnosis instrument shell (2), and a fixed box (4) is fixedly connected to the top of the fixed shell (3). The rear side of the second fault diagnosis instrument shell (2) is connected with a wire (5), and the top of the wire (5) is fixedly connected with an OBD plug (6). The OBD plug (6) is arranged in the fixed box (4), and the bottom surface of the fixed box (4) is provided with a through sliding groove (7). The top surface of the fixed box (4) is provided with a fixed groove (8), and the top of the fixed groove (8) is provided with a protection mechanism.

2. The portable fault diagnostic instrument of claim 1, wherein: The protection mechanism includes a protection plate (9), which is installed on the top of the fixed box (4). The top of the fixed box (4) is fixedly connected with two fixed plates (10), and the two fixed plates (10) are fixedly connected with a fixed rod (11).

3. The portable fault diagnostic instrument of claim 2, wherein: The outer side of the fixed rod (11) is provided with a rotating sleeve (12), which is rotatably connected with the fixed rod (11). One side of the rotating sleeve (12) is fixedly connected with the protection plate (9), and the protection plate (9) is arranged directly above the fixed groove (8).

4. The portable fault diagnostic instrument of claim 3, wherein: The outer side of the fixed rod (11) is provided with a torsion spring (13), one end of which is fixedly connected with the fixed plate (10), and the other end of which is fixedly connected with one side of the rotating sleeve (12).

5. The portable fault diagnostic instrument of claim 1, wherein: The first fault diagnosis instrument shell (1) and the second fault diagnosis instrument shell (2) are provided with a sealing rubber ring (14), and the sealing rubber ring (14) is provided with a fixed hole (15) on one side surface.

6. The portable fault diagnostic instrument of claim 5, wherein: The first fault diagnosis instrument shell (1) is fixedly connected with a mounting clamping column (16), and the second fault diagnosis instrument shell (2) is fixedly connected with a fixed clamping column (17).

7. The portable fault diagnostic instrument of claim 6, wherein: The mounting clamping column (16) and the fixed clamping column (17) are matched, and the fixed clamping column (17) is movably connected with the fixed hole (15).

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