CN210051545U

CN210051545U - Electric control engine detection and maintenance tool

Info

Publication number: CN210051545U
Application number: CN201921025670.3U
Authority: CN
Inventors: 孙明明
Original assignee: COMMINS (CHINA) POWER TECHNOLOGY Co Ltd
Current assignee: COMMINS (CHINA) POWER TECHNOLOGY Co Ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-02-11
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses an automatically controlled engine detects maintenance tool relates to automatically controlled engine detection technical field, including the box and support the control unit that can overturn in the inside of box, the control unit includes the casing of being connected with the inside preceding lateral wall rotary type of box, the positive central point of casing puts the embedded liquid crystal display of installing, and the front of casing and the position department that is located the liquid crystal display below embedded ECU power switch that is connected with, the front of casing and the embedded full speed change over switch that is connected with of one side position department that is located ECU power switch. Use this instrument CAN be through J1939CAN communication protocol connection engine ECU control and control engine, thereby read the automatically controlled engine fault of quick convenient processing of engine fault, CAN effectively find out engine fault reason fast, support all engines of J1939 communication, it is quick convenient to have, under emergency, CAN replace unit control system, emergent electricity generation completely.

Description

Electric control engine detection and maintenance tool

Technical Field

The utility model relates to an automatically controlled engine detects technical field, specifically is automatically controlled engine detection and maintenance instrument.

Background

The electronic control engine is different from the carburetor engine in the fuel supply system. The fuel supply system of the electric control engine cancels a carburetor, but adds a plurality of electronic automatic control devices. The electronic control engine comprises a plurality of sensors, execution elements and an ECU, and the electronic control engine not only needs to complete tasks to be completed by the carburetor, but also needs to complete tasks which are difficult to complete by the carburetor. For example, the air-fuel ratio concentration of the combustible mixture can be controlled within a desired range. The oil circuit and the circuit of the carburetor engine are clearly divided, and the oil circuit and the circuit of the carburetor engine do not greatly influence each other. The electronic control part is added in the fuel supply system of the electronic control engine, so that an oil way and a circuit are mutually connected, and the fuel supply system not only influences the work of a fuel system of the engine, but also influences the normal operation of the engine. Due to the increase of electronic control devices of the electric control engine, the whole structure (including an electric control system) of the engine is more complicated.

Along with the common application of the electric control engine, the work of maintaining the electric control engine is more and more, but professional tools and interfaces required for reading engine fault codes are various, and a plurality of ports are not universal, so that the detection and maintenance efficiency of the electric control engine is reduced, and therefore, the electric control engine detection and maintenance tool is provided.

SUMMERY OF THE UTILITY MODEL

The not enough to prior art, the utility model provides an automatically controlled engine detects maintenance tool, this maintenance detection tool use international general J1939 communication protocol only needs 2 CAN lines, connects the engine monitoring appearance, CAN be fast convenient read engine temperature, oil pressure, information such as rotational speed to directly read the trouble that the engine exists, it is various to have solved the required professional instrument of reading engine fault code and interface, the not general problem of a lot of ports.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the electric control engine detection and maintenance tool comprises a box body and a reversible control unit supported inside the box body.

The utility model discloses a novel electronic control unit, including the casing of being connected with the inside preceding lateral wall rotary type of box, the positive central point of casing puts embedded liquid crystal display of installing, and the front of casing and the position department that is located the liquid crystal display below is embedded to be connected with ECU power supply switch, the front of casing just is located one side position department embedded being connected with of ECU power supply switch and idles/full speed change over switch, and the front of casing just is located the opposite side position department embedded being connected with the ECU alarm lamp of ECU power supply switch, the front of casing just is located one side position department embedded being connected with ECU shutdown alarm lamp of ECU alarm lamp, the embedded fixed mounting in outside of a lateral wall of casing has aviation socket, and a lateral wall of casing just is located the below position department embedded being connected with control harness interface.

Preferably, the middle position of the outer front side wall of the box body is rotatably connected with a handle through a rotating shaft.

Preferably, the top end of the outer rear side wall of the box body is connected with a box cover through two symmetrically arranged hinges, and the box body and the box cover are both members made of ABS engineering plastics.

Preferably, when the control unit is in a horizontal placement state, the upper surface of the shell is flush with the height of the side wall edge of the box body.

Preferably, the number of the control harness interfaces is three, and the three control harness interfaces are distributed on the side wall of the shell at equal intervals.

Preferably, hinge connection is passed through between the preceding lateral wall of front side bottom of casing and the inside of box, through the connection structure of triangular support plate and pivot formation rotary type between the inside bottom of the rear side bottom of casing and box.

Preferably, the sizes of the box body, the control unit and the box cover are all adaptive.

Advantageous effects

The utility model provides an automatically controlled engine detects maintenance tool. Compared with the prior art, the method has the following advantages

Has the advantages that:

use this instrument CAN be through the control of J1939CAN communication protocol connection engine ECU and control the engine, thereby read the automatically controlled engine fault of quick convenient processing of engine fault, CAN effectively find out the engine fault reason fast, support all engines of J1939 communication, it is quick convenient to have, under emergency, CAN replace unit control system completely, emergent electricity generation, in addition, the outside of equipment is provided with the box structure of ABS engineering plastics material, CAN be at the in-process that carries, carry out effectual protection to the core part, prevent the phenomenon of damage, structure scientific and reasonable, high safety and convenience in use.

Drawings

Fig. 1 is a right side schematic view of the present invention;

fig. 2 is a left side schematic view of the present invention;

fig. 3 is a schematic structural diagram of the control unit of the present invention.

In the figure: 1. a box body; 2. a handle; 3. a control unit; 31. a housing; 32. a liquid crystal display screen; 33. an ECU power supply switch; 34. an idle/full speed switcher; 35. an ECU alarm lamp; 36. an ECU shutdown alarm lamp; 37. an aviation socket; 38. controlling a wire harness interface; 4. and a box cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: automatically controlled engine detects maintenance tool, including box 1 and the control unit 3 that supports can overturn in the inside of box 1, the intermediate position of lateral wall is connected with handle 2 through the pivot rotary type before the box 1 outside, the hinge connection that the top of lateral wall set up through two symmetries behind the box 1 outside has case lid 4, box 1 and case lid 4 are the component of an ABS engineering plastics material, box 1,

control unit

3 and 4 three's of case lid size homogeneous phase adaptations.

Referring to fig. 3, the control unit 3 includes a housing 31 rotatably connected to a front side wall of the interior of the cabinet 1, a liquid crystal display 32 is mounted in a front center position of the housing 31, an ECU power supply switch 33 is connected in an embedded manner to a position on the front side of the housing 31 and below the liquid crystal display 32, an idle/full speed switch 34 is connected in an embedded manner to a position on one side of the ECU power supply switch 33 on the front side of the housing 31, an ECU alarm lamp 35 is connected in an embedded manner to a position on the other side of the ECU power supply switch 33 on the front side of the housing 31, an ECU stop alarm lamp 36 is connected in an embedded manner to a position on one side of the ECU alarm lamp 35 on the front side of the housing 31, an aviation socket 37 is fixedly mounted in an embedded manner to an exterior of a side wall of the housing 31, and a control harness interface 38 is, when the control unit 3 is in a horizontal placement state, the upper surface of the shell 31 is flush with the side wall edge of the box body 1, three control harness interfaces 38 are arranged in three, the three control harness interfaces 38 are equidistantly distributed on the side wall of the shell 31, the front side bottom of the shell 31 is connected with the front side wall inside the box body 1 through hinges, and a rotary connecting structure is formed between the rear side bottom of the shell 31 and the bottom inside the box body 1 through a triangular supporting plate and a rotating shaft.

During the use, through the pencil, with this detect repair tools and automatically controlled engine's ECU control appearance on, during the connection, ensure that the input of pencil is connected with control pencil interface 38, subsequently, switch on liquid crystal display 32's power, open ECU power switch 33, with the help of automatically controlled engine self carries international general J1939 communication protocol, alright realize this data butt joint that detects repair tools and automatically controlled engine ECU control appearance, thereby can be fast convenient read the engine temperature, the oil pressure, information such as rotational speed, and the direct trouble that reads the engine and exist.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Automatically controlled engine detects maintenance tool, including box (1) and support in the inside reversible control unit (3) of box (1), its characterized in that:

the control unit (3) comprises a shell (31) rotatably connected with the inner front side wall of the box body (1), a liquid crystal display (32) is embedded in the front center position of the shell (31), an ECU power supply switch (33) is embedded in the position, below the liquid crystal display (32), of the shell (31), an idle/full-speed change-over switch (34) is embedded in the position, on one side, of the ECU power supply switch (33), of the front side of the shell (31), an ECU alarm lamp (35) is embedded in the position, on one side, of the ECU alarm lamp (35), of the front side of the shell (31), an aviation socket (37) is embedded and fixedly mounted on the outer side wall of the shell (31), and a control wire harness interface (38) is connected to one side wall of the shell (31) in an embedded manner at the position below the aviation socket (37).

2. The electronically controlled engine inspection and repair tool of claim 1, wherein: the middle position of the outer front side wall of the box body (1) is connected with a handle (2) through a rotating shaft in a rotating mode.

3. The electronically controlled engine inspection and repair tool of claim 1, wherein: the top of the outer rear side wall of the box body (1) is connected with a box cover (4) through two symmetrically arranged hinges, and the box body (1) and the box cover (4) are both members made of ABS engineering plastics.

4. The electronically controlled engine inspection and repair tool of claim 1, wherein: when the control unit (3) is in a horizontal placement state, the upper surface of the shell (31) is flush with the height of the side wall edge of the box body (1).

5. The electronically controlled engine inspection and repair tool of claim 1, wherein: the number of the control wiring harness interfaces (38) is three, and the three control wiring harness interfaces (38) are distributed on the side wall of the shell (31) at equal intervals.

6. The electronically controlled engine inspection and repair tool of claim 1, wherein: the front side bottom of the shell (31) is connected with the front side wall inside the box body (1) through a hinge, and a rotary connecting structure is formed between the rear side bottom of the shell (31) and the bottom end inside the box body (1) through a triangular supporting plate and a rotating shaft.

7. The electronically controlled engine inspection and repair tool of claim 3, wherein: the sizes of the box body (1), the control unit (3) and the box cover (4) are all matched.