Device for attaching a control unit to an internal combustion engine

Patent metadata

Field	Value
Publication number	US-10648432-B2
Application number	US-201815881385-A
Country	US
Kind code	B2
Filing date	Jan 26, 2018
Priority date	Jan 26, 2017
Publication date	May 12, 2020
Grant date	May 12, 2020

Abstract

The present disclosure relates to a device for attaching a control unit, preferentially an electronic engine control unit, to a component of an internal combustion engine. The device includes a first connecting component which is designed in order to be attached to the component of the internal combustion engine the first connecting component comprising a first fluid duct. The device further includes a second connecting component, which, via at least one damping element, is attached, spaced from the first fluid duct, to the first connecting component and is designed for mounting the control unit.

First claim

The invention claimed is:

1. A device for attaching a control unit to a component of an internal combustion engine, comprising:
a first connecting component which is designed in order to be attached to the component of the internal combustion engine, wherein the component is formed as a crankcase, a cylinder head or a cylinder head cover the first connecting component comprising a first fluid duct, and
a second connecting component, which, via at least one damping element, is attached, spaced from the first fluid duct, to the first connecting component and is designed for the mounting of the control unit.

2. An internal combustion engine for a motor vehicle, comprising:
a control unit;
a first connecting component which is designed in order to be attached to a component of the internal combustion engine, wherein the component is formed as a crankcase, a cylinder head or a cylinder head cover, and the first connecting component comprising a first fluid duct, and
a second connecting component, which, via at least one damping element, is attached, spaced from the first fluid duct, to the first connecting component and is designed for the mounting of the control unit, wherein the first fluid duct or a second fluid duct forms a section of an intake air line of the internal combustion engine, a section of an exhaust line of the internal combustion engine, a section of an exhaust gas recirculation line of the internal combustion engine, a section of a compressed-air line of the internal combustion engine, a section of a hydraulic line of the internal combustion engine, a section of an oil line of the internal combustion engine, a section of a fuel line of the internal combustion engine or a section of a coolant line of the internal combustion engine.

3. The internal combustion engine according to claim 2 , wherein at least one fastening region is arranged between the first fluid duct and the second fluid duct and is designed for fastening one of the at least one damping element or of the first connecting component to the component of the internal combustion engine.

4. The internal combustion engine according to claim 2 , wherein a first pipe section with the first fluid duct and a second pipe section with the second fluid duct are connected to one another by at least one stiffening rib.

5. The internal combustion engine according to claim 2 , wherein a first pipe section with the first fluid duct and a second pipe section with the second fluid duct are connected to one another by at least one stiffening rib.

6. The internal combustion engine according to claim 2 , wherein the first connecting component comprises at least one fastening region for fastening the at least one damping element, a first pipe section with the first fluid duct or a second pipe section with the second fluid duct, the first pipe section, the second pipe section or the at least one fastening region being formed integrally with one another, or the first connecting component being a casting.

7. The internal combustion engine according to claim 2 , wherein the first connecting component furthermore comprises at least one sensor mounting for receiving a sensor, which leads in particular into the first fluid duct or into a second fluid duct of the first connecting component.

8. The internal combustion engine according to claim 2 , wherein the first fluid duct or the second fluid duct comprises a venturi pipe section and the at least one sensor mounting leads in particular into the venturi pipe section.

9. The internal combustion engine according to claim 2 , further comprising at least one sensor, in particular a pressure sensor, a temperature sensor or a flow rate sensor, the at least one sensor being arranged in the at least one sensor mounting.

10. The internal combustion engine according to claim 2 , further comprising at least one flow rate changing device, in particular a throttle valve or a valve, which is provided at an inlet of the first fluid duct, at an inlet of the second fluid duct, in the first fluid duct, in the second fluid duct, at an outlet of the first fluid duct or at an outlet of a second fluid duct of the first connecting component.

11. The internal combustion engine according claim 2 , wherein the first fluid duct or a second fluid duct of the first connecting component comprises one or a plurality of inlets for uniting a plurality of part flows and one or a plurality of outlets for branching into a plurality of part flows.

12. The internal combustion engine according claim 2 , wherein the first fluid duct or a second fluid duct of the first connecting component is embodied in multiple passages.

13. The internal combustion engine according claim 2 , wherein the at least one damping element comprises a plurality of damping elements which are arranged in positions of the first connecting component spaced from one another, wherein in the installed state of the first connecting component, the plurality of damping elements are spaced from one another in particular in a vertical direction and/or in a horizontal direction.

14. The internal combustion engine according claim 2 , wherein the control unit is an electronic engine control unit of an internal combustion engine.

15. The internal combustion engine according to claim 2 , wherein the first connecting component comprises a second fluid duct which is provided separately from the first fluid duct or runs substantially parallel to the first fluid duct.

16. The internal combustion engine according to claim 2 , wherein the motor vehicle is a utility vehicle.

17. A motor vehicle, in particular a utility vehicle, comprising:
an internal combustion engine, including:
a control unit;
a first connecting component which is designed in order to be attached to a component of the internal combustion engine, wherein the component is formed as a crankcase, a cylinder head or a cylinder head cover, and the first connecting component comprising a first fluid duct, and
a second connecting component, which, via at least one damping element, is attached, spaced from the first fluid duct, to the first connecting component and is designed for the mounting of the control unit, wherein the first fluid duct or a second fluid duct forms a section of an intake airline of the internal combustion engine, a section of an exhaust line of the internal combustion engine, a section of an exhaust gas recirculation line of the internal combustion engine, a section of a compressed-air line of the internal combustion engine, a section of a hydraulic line of the internal combustion engine, a section of an oil line of the internal combustion engine, a section of a fuel line of the internal combustion engine or a section of a coolant line of the internal combustion engine.

Assignees

• Man Truck & Bus Ag

Inventors

• Berner Armin

Classifications

• F02M35/10249 Primary

  Electrical or electronic devices fixed to the intake system; Electric wiring (electric heaters F02M31/12; sensors F02M35/10373) · CPC title

• F02M35/1038

  for temperature or pressure · CPC title

• F02M35/10098

  Straight ducts · CPC title

• F02B77/00 Primary

  Component parts, details or accessories, not otherwise provided for · CPC title

• F02M35/10386

  for flow rate (air flow meters in air cleaners F02M35/021; circuit arrangements for generating control signals by measuring intake air flow F02D41/18) · CPC title