CN218093209U

CN218093209U - Engine and total water return pipe thereof

Info

Publication number: CN218093209U
Application number: CN202221800825.8U
Authority: CN
Inventors: 吴春荣; 葛峰; 宋志辉; 刘岩
Original assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Liankong Technologies Co Ltd
Current assignee: Zhejiang Green Zhixing Science And Technology Innovation Co ltd; Zhejiang Geely Holding Group Co Ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-12-20
Anticipated expiration: 2032-07-12

Abstract

The application provides a total wet return of engine and engine. The engine total water return pipe comprises a total water return pipe body, a plurality of water inlet branch pipes and a total water outlet pipe, wherein the water inlet branch pipes and the total water outlet pipe are arranged at the bottom of the total water return pipe body, a transversely extending water return cavity is arranged in the total water return pipe body, the water return cavity is communicated with the water inlet branch pipes and the total water outlet pipe, the total water outlet pipe is located at one transverse end of the total water return pipe body, and the total water return pipe body, the water inlet branch pipes and the total water outlet pipe are integrally formed. The main water return pipe body, the water inlet branch pipe and the main water outlet pipe are integrally designed, and the structure is simple; the circulation area of the cooling liquid in the water return cavity is large and the cooling liquid smoothly circulates, so that the cooling efficiency of the engine is effectively improved; the main water outlet pipe is simple in sealing and convenient to connect with other parts.

Description

Engine and total water return pipe thereof

Technical Field

The application relates to the technical field of engines, in particular to a general water return pipe of an engine and the engine.

Background

When the engine works, combustible materials are combusted in the engine to generate a large amount of heat, the working temperature in the engine is up to 2000 ℃, and the instantaneous temperature can reach 3000 ℃, so that the cylinder body and the cylinder cover of the engine need to be forcibly cooled. The effective cooling of the engine cylinder body and the cylinder cover can improve the working efficiency of the engine and is a key link for ensuring the reliability of the engine.

In the related art, a plurality of independent coolant water outlets are uniformly arranged on each cylinder cover of the engine, and because the space where the coolant water outlets are located is limited, a cooling pipe group connected with the coolant water outlets is compact in design, so that the flow area is small and the cooling effect is poor; the difficulty of sealing a plurality of independent water outlets is increased, and potential risks exist in use.

SUMMERY OF THE UTILITY MODEL

The application provides a cooling effect is good, platform integrates and seals simple engine total wet return and engine.

The application discloses total wet return of engine, include total wet return body, locate a plurality of branch pipes of intaking and total outlet pipe of total wet return body bottom, this internal wet return chamber that is equipped with horizontal extension of total wet return, wet return chamber with branch pipe of intaking, total outlet pipe are linked together, total outlet pipe is located the horizontal one end of total wet return body, branch pipe of intaking and total outlet pipe integrated into one piece.

Further, the main water return pipe body is provided with a main water taking part and a plurality of reserved water taking parts, the main water taking part is located at the top of the main water return pipe body, and the plurality of reserved water taking parts are located at the top and the side wall of the main water return pipe body.

Further, the top of total wet return body still is equipped with the degasification portion, the degasification portion includes certainly the top of total wet return body is the fixed part of upwards stretching and is located go out the air cock on the fixed part.

Furthermore, a plurality of mounting bosses are arranged on the top and the side wall of the main water return pipe body, and fixing holes are formed in the mounting bosses.

Further, the branch pipe of intaking still is equipped with the water inlet, the water inlet is equipped with metal-sealed pad and is used for being connected with the cylinder cap, each the branch pipe of intaking is equipped with four mounting holes, the mounting hole sets up the four corners of branch pipe of intaking, the mounting hole orientation one side of branch pipe of intaking.

Further, be equipped with the connecting piece on the total outlet pipe, the connecting piece pass through rubber seal with total outlet pipe sealing connection, the connecting piece with water inlet branch pipe sets up side by side, the connecting piece includes water pipe connector, water pipe connector orientation the below of total wet return body.

Further, main water intaking portion includes certainly the installation department that upwards projects in the top of total wet return body and locates the water intaking mouth on installation department upper portion, the water intaking mouth moves towards the lateral wall of total wet return body, reserve the water intaking portion and be equipped with screw thread portion and sealed boss, sealed boss is fixed screw thread portion is last.

Furthermore, the horizontal other end of total wet return body is equipped with cooperation portion, cooperation portion is equipped with a plurality of mating holes, the top of total wet return body still is equipped with the strengthening rib, main water intaking portion, at least one reserve water intaking portion and the installation boss are through the strengthening rib is connected.

Furthermore, total wet return body, inlet branch pipe and total outlet pipe pass through metal casting integrated into one piece, a plurality of inlet branch pipe set up side by side and the structure is the same.

The application also discloses an engine, the engine include cylinder body, cylinder cap and as above the total wet return of engine, the total wet return of engine with cylinder cap sealing connection.

This application adopts integrated into one piece with total wet return body, water inlet branch pipe and total outlet pipe, forms the total return pipe structure of integrated form, and the coolant liquid is big and the circulation is smooth and easy at return water intracavity circulation cross-section, effectively improves engine cooling efficiency, and the total wet return universalization degree of engine is high.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the specification.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present specification and together with the description, serve to explain the principles of the specification.

FIG. 1 is a side view of a general engine water return of an exemplary embodiment of the present application.

Fig. 2 is a perspective view of the engine assembly water return of fig. 1.

Fig. 3 is a perspective view of the engine assembly return pipe of fig. 1 at another angle.

Figure 4 is a partial cross-sectional view of the manifold of figure 1.

The reference numbers indicate: a main water return pipe body 10; a water return cavity 11; a main water intake part 12; a mounting portion 120; a water intake port 121; reserving a water taking part and 13; a threaded portion 130; a sealing boss, 131; a degassing section 14; a fixing section 140; an air outlet nozzle 141; mounting a boss 15; fixing holes 150; a fitting portion 16; mating holes, 160; a reinforcing rib 17; water inlet branch pipes 20; a water inlet 21; mounting holes 22; a gas channel inlet part 23 is removed; a main water outlet pipe and 30; a connecting member 31; a water pipe connector 310; rubber seal, 32.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with this description. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the specification, as detailed in the appended claims.

The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the description. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present specification. The word "if" as used herein may be interpreted as "at" \8230; "or" when 8230; \8230; "or" in response to a determination ", depending on the context.

The following provides a detailed description of examples of the present specification.

The embodiment provides an engine and engine total wet return, and the engine includes cylinder body and cylinder cap, and the cooperation is connected with the cylinder cap to engine total wet return. As shown in fig. 1 and 2, the engine main return pipe includes a main return pipe body 10, a plurality of water inlet branch pipes 20 provided at the bottom of the main return pipe body 10, and a main water outlet pipe 30 provided at one lateral end of the main return pipe body 10, which are integrally formed by metal casting.

The overall structure of the engine general water return pipe is simple in design, the engine general water return pipe can be easily assembled in a narrow engine installation space, the overall strength of the engine general water return pipe is increased by metal materials, the heat resistance is greatly improved, and the reliability of the engine general water return pipe in the using process is ensured.

A water return cavity 11 extending transversely is arranged in the main water return pipe body 10, and the water return cavity 11 is communicated with the water inlet branch pipe 20 and the main water outlet pipe 30. Coolant liquid in the cylinder cap gets into the return water chamber 11 from water inlet branch pipe 20 to flow out from total outlet pipe 30, participate in cooling cycle, return water chamber 11 cross-sectional area is big simultaneously, and the coolant liquid circulation is smooth and easy, very big reduction the circulation resistance, improve cooling efficiency.

The main water return pipe body 10 is provided with a main water taking part 12 and a plurality of reserved water taking parts 13, the main water taking part 12 is located at the top of the main water return pipe body 10, and the reserved water taking parts 13 are located at the top and the side wall of the main water return pipe body 10.

The design of main water intaking portion 12 and a plurality of water intaking portion 13 of reserving has guaranteed the water intaking demand of engine accessories such as warm braw, air compressor machine, and the water intaking demand of more accessories can be satisfied to a plurality of water intaking portions of reserving 13, has avoided the problem of the water intaking of punching on the engine, has guaranteed the possibility of engine total wet return platform ization.

The main water intake part 12 includes a mounting part 120 protruding upward from the top of the main water return pipe body 10 and a water intake port 121 provided at the upper part of the mounting part 120, and the water intake port 121 faces the side surface of the main water return pipe body 10. The intake port 121 is detachably attached to the mounting portion 120, and is replaceable when the intake port 121 is damaged. Meanwhile, the water intake ports 121 of different specifications can be replaced for different water intake accessories, so that the universality of the main water intake part 12 is improved.

The reserved water intake part 13 is provided with a screw part 130 and a seal boss 131, and the seal boss 131 is fixed by the screw part 130. A plurality of water intaking portions of reserving 13 can satisfy the water intaking demand of a plurality of annexs, has increaseed the convenience of water intaking, reserves water intaking portion 13 temporarily not used up to the time, and sealed boss 131 can seal water intaking portion of reserving 13, prevents that the coolant liquid from revealing.

The top of the main return pipe body 10 is further provided with a degassing part 14, and the degassing part 14 includes a fixing part 140 protruding upward from the top of the main return pipe body 10 and an air outlet nozzle 141 provided on the fixing part 140. The degassing part 14 can effectively discharge gas in the engine total return water pipe, ensure that the cooling liquid in the pipe is sufficient, and simultaneously ensure that the cooling liquid flows smoothly, thereby ensuring the cooling efficiency.

The top and the side wall of the main water return pipe body 10 are provided with a plurality of mounting bosses 15, and the mounting bosses 15 are provided with fixing holes 150. When other parts need to be arranged on the engine accessory, the mounting boss 15 can provide a mounting position for fixing the parts, so that the parts are prevented from shaking and wearing outside the engine, the use stability of the parts is improved, and meanwhile, the fixing hole 150 can be matched with the fixing part for fixing the parts.

The other lateral end of the main return pipe body 10 is provided with a fitting portion 16, and the fitting portion 16 is provided with a plurality of fitting holes 160. The mating portion 16 is fixedly engaged with the engine to increase stability of the engine water return pipe during use, and the mating hole 160 may provide a mounting location for a screw or other fastening member.

The top of the main water return pipe body 10 is also provided with a reinforcing rib 17, and the main water intake part 12, the at least one reserved water intake part 13 and the mounting boss 15 are connected through the reinforcing rib 17. The arrangement of the reinforcing ribs 17 not only increases the overall strength of the engine main water return pipe, but also facilitates casting and forming.

As shown in FIG. 3, the plurality of water inlet branch pipes 20 have the same structure, so that the volume of the total water return pipe of the engine is reduced, and the installation difficulty is reduced. Meanwhile, the coolant flowing into the engine main water return pipe from the plurality of water inlet branch pipes 20 flows out through the main water outlet pipe 30, the overall sealing difficulty is greatly reduced, and the reliability and the stability of the engine main water return pipe in the subsequent use process are ensured.

The water inlet branch pipe 20 is provided with a water inlet 21, the water inlet 21 is provided with a metal sealing gasket for being connected with a cylinder cover, and cooling liquid enters the water return cavity 11 through the water inlet 21 for circulation. The clearance between metal sealing gasket sealed water inlet 21 and the cylinder cap has improved the sealed effect between metal and the metal, and the change number of times has also been reduced to metal sealing gasket's wearability.

Each water inlet branch pipe 20 is provided with four mounting holes 22, the mounting holes 22 are arranged at four corners of the water inlet branch pipe 20, and the mounting holes 22 face one side of the water inlet branch pipe 20.

The mounting hole 22 provides the mounted position for screw or other adapting unit, and screw or other adapting unit pass through mounting hole 22 and engine fastening cooperation for intake branch pipe 20 compresses tightly the metal sealing pad, improves sealed effect, has also fixed the total wet return of engine simultaneously, improves installation stability.

As shown in fig. 4, the main outlet pipe 30 is provided with a connecting member 31, the connecting member 31 is connected with the main outlet pipe 30 in a sealing manner by a rubber sealing ring 32, and the connecting member 31 is arranged in parallel with the inlet branch pipe 20. The gap between the effective sealing connecting piece 31 of the rubber sealing ring 32 and the total water outlet pipe 30 ensures the sealing performance and the reliability of the connection between the two, and meanwhile, the connecting piece 31 and the water inlet branch pipe 20 are arranged in parallel, so that other parts and the connecting piece 31 are conveniently matched and connected in a narrow engine installation space.

The connector 31 includes a water pipe connector 310, the water pipe connector 310 faces to the lower side of the main water return pipe body 10, and the water pipe connector 310 is connected with the engine water pipe to perform a cooling cycle.

The above description is only for the purpose of illustrating the preferred embodiments of the present application and should not be taken as limiting the present application in any way, although the present application has been disclosed in terms of the preferred embodiments, it is not intended to limit the present application, and one skilled in the art can utilize the above description without departing from the scope of the present application

The disclosure may be modified or modified by equivalent embodiments, but any simple modification, equivalent change or modification of the above embodiments based on the technical essence of the present application still falls within the scope of the present application.

Claims

1. An engine water main return pipe, comprising: total wet return body, locate a plurality of branch pipes of intaking and total outlet pipe of total wet return body bottom, this internal return water chamber that is equipped with horizontal extension of total wet return, the return water chamber with branch pipe of intaking, total outlet pipe are linked together, total outlet pipe is located the horizontal one end of total wet return body, branch pipe of intaking and total outlet pipe integrated into one piece.

2. The engine water main return pipe according to claim 1, wherein said main return pipe body is provided with a main water intake portion located at a top portion of said main return pipe body and a plurality of reserved water intake portions located at a top portion and a side wall of said main return pipe body.

3. The engine water main return pipe according to claim 1, wherein a degassing portion is further provided at a top portion of the main return pipe body, and the degassing portion includes a fixing portion protruding upward from the top portion of the main return pipe body and an air outlet nozzle provided at the fixing portion.

4. The engine main return pipe according to claim 2, wherein a plurality of mounting bosses are provided on a top portion and a side wall of the main return pipe body, and fixing holes are provided on the mounting bosses.

5. The engine water main return pipe according to claim 1, wherein the water inlet branch pipes are provided with water inlets, the water inlets are provided with metal gaskets for connecting with cylinder covers, each of the water inlet branch pipes is provided with four mounting holes, the mounting holes are arranged at four corners of the water inlet branch pipe, and the mounting holes face one side of the water inlet branch pipe.

6. The engine main water return pipe according to claim 1, wherein a connecting member is provided on the main water outlet pipe, the connecting member is connected with the main water outlet pipe in a sealing manner through a rubber sealing ring, the connecting member is juxtaposed with the water inlet branch pipe, and the connecting member includes a water pipe connector facing a lower portion of the main water return pipe body.

7. The engine water main return pipe according to claim 2, wherein the main water intake portion includes a mounting portion protruding upward from a top of the main return pipe body and a water intake port provided at an upper portion of the mounting portion, the water intake port faces a side wall of the main return pipe body, and the reserved water intake portion is provided with a screw portion and a sealing boss, and the sealing boss is fixed to the screw portion.

8. The engine water main return pipe according to claim 4, wherein the other end of the main return pipe body in the transverse direction is provided with a fitting portion, the fitting portion is provided with a plurality of fitting holes, the top of the main return pipe body is further provided with a reinforcing rib, and the main water intake portion, the at least one reserved water intake portion, and the mounting boss are connected by the reinforcing rib.

9. The engine water main return pipe according to claim 1, wherein the main return pipe body, the water inlet branch pipes and the main water outlet pipe are integrally formed by metal casting, and the water inlet branch pipes are arranged side by side and have the same structure.

10. An engine comprising a cylinder block, a cylinder head and a main engine water return according to any one of claims 1 to 9, said main engine water return being sealingly connected to said cylinder head.