CN204921137U - EGR diesel engine is with cooling connecting pipe - Google Patents
EGR diesel engine is with cooling connecting pipe Download PDFInfo
- Publication number
- CN204921137U CN204921137U CN201520639710.9U CN201520639710U CN204921137U CN 204921137 U CN204921137 U CN 204921137U CN 201520639710 U CN201520639710 U CN 201520639710U CN 204921137 U CN204921137 U CN 204921137U
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- Prior art keywords
- cooling
- liquid water
- cooling liquid
- diesel engine
- egr
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- Exhaust-Gas Circulating Devices (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model provides a EGR diesel engine is with cooling connecting pipe's technical scheme, this scheme includes the body, be provided with the mounting hole on the outer pipe wall of body, the one end of body is provided with the first coolant liquid water inlet with the cooling delivery port intercommunication of EGR diesel engine cylinder block, the lower extreme of first coolant liquid water inlet is provided with the second coolant liquid water inlet with the cooling delivery port intercommunication of EGR diesel engine cylinder head, the middle part of body is provided with the third coolant liquid water inlet that communicates with booster cooling delivery port the other end of body is provided with the first coolant liquid delivery port that communicates with EGR module cooling delivery port, be provided with water temperature sensor mounting hole and air compressor machine intake pipe fixed orifices on the outer pipe wall of body. The utility model discloses simple to operate, compact structure, arrange reasonable, and to the EGR diesel engine cooling effect is good, the reliability is high.
Description
Technical field
The utility model is a kind of EGR cooling connecting tube used for diesel engine.
Background technique
Current conventional diesel water inlet and outlet structure is simple, normally engine water inlet is in front end, be connected with pump outlet, enter motor to enter thermostat casing re-start the frontal attachments work such as liquid circulation to getting back to front end after cylinder block and head cooling, the design of this structure diesel engine cooling water channel is complicated, cooling effect is poor, functional reliability is low, and motor intake-outlet is arranged in front end, larger to front end wheel train spatial requirement, be not easy to arrange.The deficiency that Here it is existing for prior art.
Summary of the invention
Technical problem to be solved in the utility model, be exactly for the deficiency existing for prior art, and provide a kind of easy for installation, compact structure, connection and reasonable arrangement and technological scheme to EGR diesel engine good cooling results, EGR cooling connecting tube used for diesel engine that reliability is high.
This programme is achieved by the following technical measures: a kind of EGR cooling connecting tube used for diesel engine, include body, the outer tube wall of described body is provided with mounting hole, one end of described body is provided with the first cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder body, the lower end of described first cooling liquid water intake is provided with the second cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder head, the middle part of described body is provided with the 3rd cooling liquid water intake be communicated with pressurized machine cooling water outlet mouth, the other end of described body is provided with the first cooling liquid water outlet be communicated with EGR module cooling water outlet mouth, the outer tube wall of described body is provided with cooling-water temperature sensor mounting hole and air compressor air intake pipe fixed hole.
Further improvement of the utility model also has, and the axis of described first cooling liquid water intake, the axis of the second cooling liquid water intake, the axis of the 3rd cooling liquid water intake and the axis of the first cooling liquid water outlet parallel.
Further improvement of the utility model also has, and described first cooling liquid water intake, the second cooling liquid water intake and the first cooling liquid water outlet are all positioned at the front portion of body, and described 3rd cooling liquid water intake is positioned at the rear portion of body.
Further improvement of the utility model also has, and described mounting hole is two bolts hole, on the outer tube wall of the body of described mounting hole site between the first cooling liquid water intake and the 3rd cooling liquid water intake.
Further improvement of the utility model also has, and described cooling-water temperature sensor mounting hole is tapped hole, and described cooling-water temperature sensor mounting hole site is on the outer tube wall at the middle part of body.
Further improvement of the utility model also has, and described air compressor air intake pipe fixed hole position is on the outer tube wall at the middle part of body.
Further improvement of the utility model also has, and described body is the integral structure of casting.
The beneficial effect of this programme can be learnt according to describing of such scheme, owing to comprising body in this scenario, the outer tube wall of described body is provided with mounting hole, one end of described body is provided with the first cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder body, the lower end of described first cooling liquid water intake is provided with the second cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder head, the middle part of described body is provided with the 3rd cooling liquid water intake be communicated with pressurized machine cooling water outlet mouth, the other end of described body is provided with the first cooling liquid water outlet be communicated with EGR module cooling water outlet mouth, the outer tube wall of described body is provided with cooling-water temperature sensor mounting hole and air compressor air intake pipe fixed hole.Use the utility model can complete the cooling to engine cylinder, engine cylinder cap and EGR module, and the installation fixing position being integrated with engine water temperature sensor installation and air compressor suction tude is put, and whole connecting pipe structure compact and reasonable arrangement, drive safe and reliable, improve working efficiency and the reliability of diesel engine.
As can be seen here, the utility model compared with prior art, has substantive distinguishing features and progress, and its beneficial effect implemented also is apparent.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the utility model embodiment.
Fig. 2 is the rear view of Fig. 1.
Fig. 3 is the plan view of Fig. 1.
In figure, 1 is the first cooling liquid water intake, and 2 is the second cooling liquid water intake, and 3 is the first cooling liquid water outlet, and 4 is mounting hole, and 6 is air compressor air intake pipe fixed hole, and 7 is the 3rd cooling liquid water intake, and 8 is cooling-water temperature sensor mounting hole.
Embodiment
For the technical characterstic of this programme can be clearly demonstrated, below by an embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Can be found out by accompanying drawing, a kind of EGR cooling connecting tube used for diesel engine, include body, described body is the integral structure of casting, the outer tube wall of described body is provided with mounting hole 4, described mounting hole 4 is two bolts hole, on the outer tube wall of the body of described mounting hole 4 between the first cooling liquid water intake 1 and the 3rd cooling liquid water intake 7, for this cooling connecting tube and cylinder block being fixed.
One end of described body is provided with the first cooling liquid water intake 1 be communicated with the cooling water outlet mouth of EGR diesel engine cylinder body, the lower end of described first cooling liquid water intake 1 is provided with the second cooling liquid water intake 2 be communicated with the cooling water outlet mouth of EGR diesel engine cylinder head, the middle part of described body is provided with the 3rd cooling liquid water intake 7 be communicated with pressurized machine cooling water outlet mouth, concrete, first cooling liquid water intake 1 is connected by the cooling water outlet mouth of insertion pipe with EGR diesel engine cylinder body, second cooling liquid water intake 2 is connected with the cooling water outlet mouth of EGR diesel engine cylinder head by insertion pipe, this cooling connecting tube summarizes from cylinder block, the cooling water of cylinder head and pressurized machine.The other end of described body is provided with the first cooling liquid water outlet 3 be communicated with EGR module cooling water outlet mouth, and the cooling water of cylinder block, cylinder head and pressurized machine enters EGR module through the first cooling water outlet mouth again, completes the cooling to EGR module.The axis of described first cooling liquid water intake 1, the axis of the second cooling liquid water intake 2, the axis of the 3rd cooling liquid water intake 7 and the axis of the first cooling liquid water outlet 3 parallel.Described first cooling liquid water intake 1, second cooling liquid water intake 2 and the first cooling liquid water outlet 3 are all positioned at the front portion of body, and described 3rd cooling liquid water intake 7 is positioned at the rear portion of body.
The outer tube wall of described body is provided with cooling-water temperature sensor mounting hole 8, for installing cooling-water temperature sensor, concrete, cooling-water temperature sensor mounting hole 8 is tapped hole, and described cooling-water temperature sensor mounting hole 8 is positioned on the outer tube wall at the middle part of body.
The outer tube wall of described body is provided with air compressor air intake pipe fixed hole 6, for fixing air compressor air intake pipe, concrete, described air compressor air intake pipe fixed hole 6 is positioned on the outer tube wall at the middle part of body.
The utility model can complete the cooling to engine cylinder, engine cylinder cap and EGR module, and the installation fixing position of the installation and air compressor air intake pipe that are integrated with engine water temperature sensor is put, compact structure, drives safe and reliable, improves working efficiency and the reliability of diesel engine.
By reference to the accompanying drawings the embodiment of model utility is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (7)
1. an EGR cooling connecting tube used for diesel engine, comprise body, the outer tube wall of described body is provided with mounting hole, one end of described body is provided with the first cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder body, the lower end of described first cooling liquid water intake is provided with the second cooling liquid water intake be communicated with the cooling water outlet mouth of EGR diesel engine cylinder head, the middle part of described body is provided with the 3rd cooling liquid water intake be communicated with pressurized machine cooling water outlet mouth, it is characterized in that: the other end of described body is provided with the first cooling liquid water outlet be communicated with EGR module cooling water outlet mouth, the outer tube wall of described body is provided with cooling-water temperature sensor mounting hole and air compressor air intake pipe fixed hole.
2. EGR according to claim 1 cooling connecting tube used for diesel engine, is characterized in that: the axis of described first cooling liquid water intake, the axis of the second cooling liquid water intake, the axis of the 3rd cooling liquid water intake and the axis of the first cooling liquid water outlet parallel.
3. EGR according to claim 2 cooling connecting tube used for diesel engine, it is characterized in that: described first cooling liquid water intake, the second cooling liquid water intake and the first cooling liquid water outlet are all positioned at the front portion of body, and described 3rd cooling liquid water intake is positioned at the rear portion of body.
4., according to the arbitrary described EGR cooling connecting tube used for diesel engine of claim 1-3, it is characterized in that: described mounting hole is two bolts hole, on the outer tube wall of the body of described mounting hole site between the first cooling liquid water intake and the 3rd cooling liquid water intake.
5., according to the arbitrary described EGR cooling connecting tube used for diesel engine of claim 1-3, it is characterized in that: described cooling-water temperature sensor mounting hole is tapped hole, described cooling-water temperature sensor mounting hole site is on the outer tube wall at the middle part of body.
6., according to the arbitrary described EGR cooling connecting tube used for diesel engine of claim 1-3, it is characterized in that: described air compressor air intake pipe fixed hole position is on the outer tube wall at the middle part of body.
7. EGR according to claim 1 cooling connecting tube used for diesel engine, is characterized in that: described body is the integral structure of casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520639710.9U CN204921137U (en) | 2015-08-24 | 2015-08-24 | EGR diesel engine is with cooling connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520639710.9U CN204921137U (en) | 2015-08-24 | 2015-08-24 | EGR diesel engine is with cooling connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204921137U true CN204921137U (en) | 2015-12-30 |
Family
ID=54970273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520639710.9U Active CN204921137U (en) | 2015-08-24 | 2015-08-24 | EGR diesel engine is with cooling connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204921137U (en) |
-
2015
- 2015-08-24 CN CN201520639710.9U patent/CN204921137U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |