CN210460806U - Modularized combined water-cooling shield for exhaust pipe of diesel engine - Google Patents
Modularized combined water-cooling shield for exhaust pipe of diesel engine Download PDFInfo
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- CN210460806U CN210460806U CN201921076940.3U CN201921076940U CN210460806U CN 210460806 U CN210460806 U CN 210460806U CN 201921076940 U CN201921076940 U CN 201921076940U CN 210460806 U CN210460806 U CN 210460806U
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Abstract
The utility model belongs to the technical field of the diesel engine, a diesel engine blast pipe modularization combination water-cooling guard shield is related to. The modularized combined water-cooling shield for the exhaust pipe of the diesel engine has a lower base with a U-shaped longitudinal section; the upper end opening of the U-shaped structure is a tapered opening with diameter gradually expanding from right to bottom and upwards; the wall surface of the lower base is of a cavity structure, and the cavity structure forms a cooling cavity I; the modularized combined water-cooling shield of the diesel engine exhaust pipe is also provided with an upper cover connected with the lower base; the upper cover and the lower base are connected into a whole to form a space for placing the exhaust pipe; the upper cover is a double-arc cover plate; the double-arc cover plate is of a hollow structure, and a cavity of the double-arc cover plate forms a cooling cavity II; a plurality of middle plates arranged along the length direction of the lower base are arranged in the U-shaped cavity of the lower base; each intermediate plate is arranged corresponding to one cylinder cover. The utility model discloses a V type diesel engine serialization operation requirement, simple structure, heat absorption cooling effect are obvious, use reliably.
Description
Technical Field
The utility model belongs to the technical field of the diesel engine, concretely relates to diesel engine blast pipe modularization combination water-cooling guard shield, specific saying so, be used for cooling off the used guard shield of blast pipe in the diesel engine working process.
Background
In the use process of the diesel engine, due to high exhaust temperature, the exhaust pipe of the diesel engine often has serious heat dissipation, so that the temperature of a cabin is higher, and adverse effects are generated on operators and the normal work of the diesel engine.
The laser totally-enclosed water-cooling shield (201320363164.1) comprises a lower U-shaped plate and an upper U-shaped plate, wherein the lower U-shaped plate and the upper U-shaped plate are overlapped and welded, and an S-shaped pipeline is arranged between the lower U-shaped plate and the upper U-shaped plate; the defects that the scheme adopts a welding mode to fix the lower U-shaped plate and the upper U-shaped plate, and the fixing is unreliable; cooling water circularly flows in the S-shaped pipeline, no external cooling water is supplemented, and the heat absorption and temperature reduction effects are not obvious; and the integral installation mode is adopted, the structure is complex, and the use is unreliable.
The utility model provides a water-cooling blast pipe (201721704339.5) includes exhaust duct and water-cooling chamber, the last 6 exhaust inlets that are equipped with of exhaust duct is first exhaust inlet, second exhaust inlet, third exhaust inlet, fourth exhaust inlet, fifth exhaust inlet and sixth exhaust inlet respectively, exhaust duct is equipped with the exhaust outlet, with the blast pipe outside that the water-cooling chamber evenly set up. The defects that the exhaust pipeline and the water cooling cavity are integrated, the use is unreliable, and the maintainability is not strong; the exhaust pipeline and the water cooling cavity are made into a whole, and the internal water cavity is complex; and the integral installation mode is adopted, the structure is complex, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a diesel engine blast pipe modularization combination water-cooling guard shield.
In order to accomplish the above object of the present invention, the present invention adopts the following technical solutions:
a modularized combined water-cooling shield for a diesel engine exhaust pipe is provided with a lower base; the longitudinal section of the lower base is in a U-shaped structure, and an opening at the upper end of the U-shaped structure is a tapered opening which is gradually expanded from the right to the bottom and upwards; the wall surface of the lower base is of a cavity structure, and the cavity structure forms a cooling cavity I; a plurality of water inlets I arranged along the length direction of the lower base are formed in the lower base corresponding to the cooling cavity I; the water inlets I are positioned on the same side wall surface of the U-shaped structure of the lower base; a water outlet I is arranged on one end face of the lower base and is positioned on the other side wall face of the lower base; the modularized combined water-cooling shield for the exhaust pipe of the diesel engine is also provided with an upper cover connected with the lower base; the upper cover and the lower base are connected into a whole to form a space for placing the exhaust pipe; the upper cover is a double-arc cover plate; the double-arc cover plate is of a hollow structure, and a cavity of the double-arc cover plate forms a cooling cavity II; a plurality of sand cleaning ports are formed in the top surface of the upper cover corresponding to the cooling cavity II; one side of the opening end of the double-arc cover plate is provided with a plurality of water inlets II communicated with the cooling cavity I on the lower base; the other opening end of the double-arc cover plate is provided with a plurality of water outlets II;
a plurality of middle plates arranged along the length direction of the lower base are arranged in the U-shaped cavity of the lower base; each middle plate is arranged corresponding to one cylinder cover, a gap is formed between every two adjacent middle plates, and the middle part of the lower end face of each middle plate is of a plate-shaped structure with a square boss protruding downwards; the square boss of the middle plate protrudes out of the lower base and is fixedly connected with the cylinder cover into a whole.
Eight unthreaded holes are formed in the middle plate, and the lower base and the middle plate are fixedly connected through four unthreaded holes in the outer side of the middle plate by using countersunk screws; four light holes in the inner side of the middle plate on the inner side of the middle plate are fixed to the cylinder head through bolts.
The utility model provides a pair of diesel engine blast pipe modularization combination water-cooling guard shield adopts above-mentioned technical scheme, has following beneficial effect:
after the water-cooling protective cover is installed, cooling water firstly enters the water cavity on the right side of the lower base, then enters the upper cover through the water hole, and then enters the water cavity on the left side of the lower base through the water hole. The cooling water is filled in the shield, the exhaust pipe is positioned in the water-cooling shield, and the radiation heat of the exhaust pipe can be quickly and effectively absorbed and exhausted; the utility model adopts the modularized combined type sectional installation, can realize the serial use requirement of the V-shaped diesel engine, has simple structure, obvious heat absorption and cooling effect and reliable use, adopts the O-shaped ring for sealing the connecting water hole, has reliable sealing and convenient installation; the exhaust pipe is particularly suitable for the condition of serious heat radiation of the exhaust pipe in the working process of the diesel engine.
Drawings
Fig. 1 is a structural assembly diagram of the present invention.
Fig. 2 is a schematic structural view of the middle and lower base of the present invention.
Fig. 3 is a schematic structural view of the upper cover of the present invention.
Fig. 4 is a schematic structural view of the middle plate of the present invention.
Fig. 5 is a schematic view of the internal water cavity and the internal water flow direction of the present invention.
The labels in the figure are: 1. a lower base 2, an upper cover 3 and a middle plate; 4. water inlets I and 5 and a water outlet I; 6. a water inlet II, 7, a water outlet II, 8 and a sand cleaning hole.
Detailed Description
The invention is described in connection with the accompanying drawings and the embodiments:
as shown in FIG. 1, the modularized combined water-cooling shield for the exhaust pipe of the diesel engine is provided with a lower base 1; the longitudinal section of the lower base 1 is in a U-shaped structure, and the upper end opening of the U-shaped structure is a tapered opening which is gradually expanded from right to bottom and upwards; referring to fig. 2, the wall surface of the lower base 1 is a cavity structure, and the cavity structure forms a cooling cavity i; a plurality of water inlets I4 which are arranged along the length direction of the lower base are formed in the lower base corresponding to the cooling cavity I; the water inlets I4 are positioned on the same side wall surface of the U-shaped structure of the lower base; a water outlet I5 is arranged on one end face of the lower base 1, and the water outlet I5 is positioned on the other side wall face of the lower base 1; the modularized combined water-cooling shield for the exhaust pipe of the diesel engine is also provided with an upper cover 2 connected with the lower base; the upper cover 2 and the lower base are connected into a whole to form a space for placing an exhaust pipe; with reference to fig. 3, the upper cover 2 is a double-arc cover plate; the double-arc cover plate is of a hollow structure, and a cavity of the double-arc cover plate forms a cooling cavity II; a plurality of sand cleaning ports 8 are formed in the top surface of the upper cover corresponding to the cooling cavity II; one side of the opening end of the double-arc-shaped cover plate is provided with a plurality of water inlets II 6 communicated with the cooling cavity I on the lower base; the other opening end of the double-arc cover plate is provided with a plurality of water outlets II 7;
a plurality of middle plates 3 arranged along the length direction of the lower base are arranged in the U-shaped cavity of the lower base; 4 middle plates 3 are arranged on one lower base 1, one cylinder cover corresponds to one middle plate 3, a gap is reserved between every two adjacent middle plates 3, and the middle plate 3 is of a plate-shaped structure with a downward convex square boss in the middle of the lower end face; the square boss of the middle plate protrudes out of the lower base and is fixedly connected with the cylinder cover into a whole.
Eight unthreaded holes are formed in the middle plate 3, and the lower base and the middle plate are fixedly connected through four unthreaded holes in the outer side of the middle plate by using countersunk screws; four light holes on the inner side of the middle plate are fixed on the cylinder cover through bolts.
The specific implementation steps are as follows: the lower base and the middle plate are fixed together through bolts at the outer side of the middle plate and then fixed on a cylinder cover of the diesel engine through bolts through 4 unthreaded holes at the inner side of the middle plate; the upper cover and the lower base are fixed through bolts; the exhaust pipe is located in the inner space of the water-cooled shield. After the cooling water flows out from the cylinder cover, the cooling water firstly enters the right water cavity of the lower base of the water-cooling shield, then enters the upper cover of the water-cooling shield through the water hole, then enters the left water cavity of the water-cooling shield through the water hole, then flows out through the water outlet hole, is full of the water cavity inside the shield, and flows rapidly, and can quickly absorb and discharge the radiant heat of the exhaust pipe.
The above disclosure is only one specific embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.
Claims (2)
1. The utility model provides a water-cooling guard shield of diesel engine blast pipe modularization combination which characterized in that: the modularized combined water-cooling shield of the diesel engine exhaust pipe is provided with a lower base; the longitudinal section of the lower base is in a U-shaped structure, and an opening at the upper end of the U-shaped structure is a tapered opening which is gradually expanded from the right to the bottom and upwards; the wall surface of the lower base is of a cavity structure, and the cavity structure forms a cooling cavity I; a plurality of water inlets I arranged along the length direction of the lower base are formed in the lower base corresponding to the cooling cavity I; the water inlets I are positioned on the same side wall surface of the U-shaped structure of the lower base; a water outlet I is arranged on one end face of the lower base and is positioned on the other side wall face of the lower base; the modularized combined water-cooling shield for the exhaust pipe of the diesel engine is also provided with an upper cover connected with the lower base; the upper cover and the lower base are connected into a whole to form a space for placing the exhaust pipe; the upper cover is a double-arc cover plate; the double-arc cover plate is of a hollow structure, and a cavity of the double-arc cover plate forms a cooling cavity II; a plurality of sand cleaning ports are formed in the top surface of the upper cover corresponding to the cooling cavity II; one side of the opening end of the double-arc cover plate is provided with a plurality of water inlets II communicated with the cooling cavity I on the lower base; the other opening end of the double-arc cover plate is provided with a plurality of water outlets II;
a plurality of middle plates arranged along the length direction of the lower base are arranged in the U-shaped cavity of the lower base; each middle plate is arranged corresponding to one cylinder cover, a gap is formed between every two adjacent middle plates, and the middle part of the lower end face of each middle plate is of a plate-shaped structure with a square boss protruding downwards; the square boss of the middle plate protrudes out of the lower base and is fixedly connected with the cylinder cover into a whole.
2. The modular combined water-cooling shield for the exhaust pipe of the diesel engine as claimed in claim 1, wherein: eight unthreaded holes are formed in the middle plate, and the lower base and the middle plate are fixedly connected through four unthreaded holes in the outer side of the middle plate by using countersunk screws; four light holes in the inner side of the middle plate on the inner side of the middle plate are fixed to the cylinder head through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076940.3U CN210460806U (en) | 2019-07-11 | 2019-07-11 | Modularized combined water-cooling shield for exhaust pipe of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921076940.3U CN210460806U (en) | 2019-07-11 | 2019-07-11 | Modularized combined water-cooling shield for exhaust pipe of diesel engine |
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| Publication Number | Publication Date |
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| CN210460806U true CN210460806U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921076940.3U Active CN210460806U (en) | 2019-07-11 | 2019-07-11 | Modularized combined water-cooling shield for exhaust pipe of diesel engine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259548A (en) * | 2019-07-11 | 2019-09-20 | 河南柴油机重工有限责任公司 | A kind of Diesel Engine Exhaust Pipe modular combination water cooling shield |
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2019
- 2019-07-11 CN CN201921076940.3U patent/CN210460806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259548A (en) * | 2019-07-11 | 2019-09-20 | 河南柴油机重工有限责任公司 | A kind of Diesel Engine Exhaust Pipe modular combination water cooling shield |
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