CN213450645U

CN213450645U - High leakproofness intake manifold die casting

Info

Publication number: CN213450645U
Application number: CN202022453351.1U
Authority: CN
Inventors: 梁辉; 晏福新; 刘旭
Original assignee: Jiangsu Tongshang Auto Parts Co Ltd
Current assignee: Jiangsu Tongshang Auto Parts Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-06-15
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a high leakproofness intake manifold die casting, which comprises a housin, casing inside wall welded mounting has the fixed plate, a side end face welded mounting of fixed plate has the elastic component, the other end welded mounting of elastic component has the sprue, the one end of sprue and install inlet manifold at the housing end face welded mounting, the last one end welding of keeping away from the casing of inlet manifold has first mounting flange, the outside terminal surface of casing runs through and has seted up several installation circular slot, installation circular slot department welded mounting has inlet manifold, and is a plurality of inlet manifold's other end welded mounting has the mounting panel, just correspond every on the mounting panel inlet manifold welding has the second mounting flange, sealed rubber ring is installed in second mounting flange's terminal surface fluting embedding. The utility model has the advantages of reasonable overall design, simple structure, the practicality is strong, has improved the leakproofness of whole die casting, helps prolonging holistic life, has advantages such as excellent in use effect.

Description

High leakproofness intake manifold die casting

Technical Field

The utility model relates to a relevant technical field of air intake manifold specifically is a high leakproofness air intake manifold die casting.

Background

For a carbureted or throttle body gasoline injected engine, the intake manifold refers to the intake conduit after the carburettor or throttle body and before the cylinder head intake port. Its function is to distribute the mixture of air and fuel oil from carburetor or throttle body to the intake channel of each cylinder.

For a port fuel injected engine or diesel engine, the intake manifold simply distributes clean air to the cylinder intake ports. The intake manifold must distribute the air, fuel mixture or clean air as evenly as possible to the individual cylinders, for which reason the length of the gas channels in the intake manifold should be as equal as possible. To reduce gas flow resistance and improve intake capacity, the inner wall of the intake manifold should be smooth.

However, since the intake manifold is susceptible to external factors such as temperature during use, the sealing performance may be reduced, and the effective service life of the intake manifold may be reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high leakproofness intake manifold die casting to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high leakproofness intake manifold die casting, includes the casing, casing inside wall welded mounting has the fixed plate, the elastic component is installed in a side end face welded mounting of fixed plate, the sprue is installed in the other end welded mounting of elastic component, the one end of sprue just has inlet manifold at casing end face welded mounting, the last one end welding of keeping away from the casing of inlet manifold has first mounting flange, the outside terminal surface of casing runs through and has seted up several installation circular slot, installation circular slot department welded mounting has inlet manifold, and is a plurality of inlet manifold's other end welded mounting has the mounting panel, just correspond every on the mounting panel inlet manifold welding has the second mounting flange, sealed rubber ring is installed in second mounting flange's terminal surface fluting embedding.

Preferably, the shell, the air inlet main pipe and the air inlet branch pipe are all made of aluminum alloy castings.

Preferably, the number of the intake branch pipes is the same as the number of cylinders of the cylinder block, and is generally four.

Preferably, the elastic element is a return spring.

Preferably, the block is in a trapezoid shape placed horizontally, and the upper bottom of the block is matched with the inner diameter of the air inlet main pipe.

Preferably, the block is made of rubber.

Compared with the prior art, the beneficial effects of the utility model are that: the air inlet manifold comprises a cylinder body, a plurality of air inlet branch pipes, a first mounting flange, a block, a second mounting flange, a carburetor or a throttle body, wherein the cylinder body is provided with a plurality of air inlet branch pipes, the second mounting flange is arranged on the front end face of the shell and is stably connected with the cylinder of the cylinder body through bolts, the first mounting flange is fixedly connected with the carburetor or the throttle body through the first mounting flange on the air inlet main pipe, and when air is distributed in the shell, the block arranged at the position close to the air inlet main pipe in the shell is pushed open by air inlet, so that the air is smoothly conveyed to the corresponding cylinder through the cavity in the shell through the distribution of the air inlet branch pipes.

The utility model has the advantages of reasonable overall design, simple structure, the practicality is strong, has improved the leakproofness of whole die casting, helps prolonging holistic life, has advantages such as excellent in use effect.

Drawings

Fig. 1 is a schematic view of the overall structure of a high-tightness intake manifold die casting of the present invention;

FIG. 2 is a schematic view of the external structure of a high-sealing intake manifold die casting of the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a in fig. 1 of the high-sealing intake manifold die casting of the present invention.

In the figure: 1. a housing; 2. a fixing plate; 3. an elastic member; 4. blocking; 5. an intake manifold; 6. a first mounting flange; 7. installing a circular groove; 8. an intake branch pipe; 9. mounting a plate; 10. a second mounting flange; 11. and sealing the rubber ring.

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. 1-3, the present invention provides a technical solution: a high-sealing intake manifold die casting comprises a shell 1, wherein a fixed plate 2 is welded and installed on the inner side wall of the shell 1, an elastic part 3 is welded and installed on one side end face of the fixed plate 2, a blocking block 4 is welded and installed on the other end of the elastic part 3, an intake manifold 5 is welded and installed at one end of the blocking block 4 and the end face of the shell 1, a first mounting flange 6 is welded at one end, far away from the shell 1, of the intake manifold 5, a plurality of mounting circular grooves 7 are formed in the outer end face of the shell 1 in a penetrating mode, intake branch pipes 8 are welded and installed at the positions of the mounting circular grooves 7, mounting plates 9 are welded and fixed at the other ends of the intake branch pipes 8, a second mounting flange 10 is welded on the mounting plates 9 and corresponds to;

the casing 1, the intake manifold 5 and the intake branch pipes 8 are made of aluminum alloy castings, the number of the intake branch pipes 8 is the same as the number of cylinders of a cylinder body, generally four, the elastic member 3 is made of a return spring, the block 4 is in a horizontally placed trapezoid shape, the upper bottom of the block 4 is matched with the inner diameter of the intake manifold 5, the block 4 is made of rubber, firstly, the second mounting flanges 10 on the plurality of intake branch pipes 8 mounted on the front end surface of the casing 1 are stably connected with the cylinders of the cylinder body through bolts, then, the first mounting flanges 6 on the intake manifold 5 are fixedly connected with a carburetor or a throttle body through bolts, then when the intake air is distributed, the block 4 mounted in the casing 1 near the intake manifold 5 is jacked open by the intake air, so that the intake air is smoothly distributed and conveyed to the corresponding cylinders through the intake branch pipes 8 in the casing 1, and under the action of the elastic member 3 after the intake, automatic reset forms good sealed effect, still gives vent to anger at air intake branch 8 of being connected with the cylinder and serves the sealed rubber ring 11 of fluting embedding, has further strengthened air intake manifold's leakproofness, the utility model has the advantages of reasonable overall design, simple structure, the practicality is strong, has improved the leakproofness of whole die casting, helps prolonging holistic life, has excellent in use effect etc.

The working principle is as follows: when the utility model is used, firstly, the second mounting flange 10 on the plurality of air inlet branch pipes 8 arranged on the front end surface of the shell 1 is stably connected with the cylinder of the cylinder body through the bolt, then the first mounting flange 6 on the air intake manifold 5 is fixedly connected with a carburetor or a throttle body through bolts, then, when the air is distributed, the blocking block 4 arranged at the position close to the air inlet manifold 5 in the shell 1 is pushed open by the air inlet, so that the inlet air is distributed and conveyed to the corresponding cylinder through the inlet branch pipe 8 by the inner cavity of the shell 1, after air inlet is finished, the air inlet pipe automatically resets under the action of the elastic part 3 to form a good sealing effect, and a sealing rubber ring 11 embedded in a groove is arranged at the air outlet end of an air inlet branch pipe 8 connected with the air cylinder to further enhance the sealing performance of the air inlet manifold, the device has the advantages of reasonable overall design, simple operation, convenient use, good use effect and the like.

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. A high-sealability intake manifold die casting comprising a housing (1), characterized in that: a fixed plate (2) is welded on the inner side wall of the shell (1), an elastic part (3) is welded on the end surface of one side of the fixed plate (2), the other end of the elastic piece (3) is welded with a block (4), one end of the block (4) is welded with an air inlet main pipe (5) on the end surface of the shell (1), a first mounting flange (6) is welded at one end of the air inlet main pipe (5) far away from the shell (1), a plurality of mounting circular grooves (7) are arranged on the outer end surface of the shell (1) in a penetrating way, an air inlet branch pipe (8) is welded at the mounting circular groove (7), a mounting plate (9) is welded and fixed at the other end of the air inlet branch pipes (8), a second mounting flange (10) is welded on the mounting plate (9) and corresponds to each air inlet branch pipe (8), and a sealing rubber ring (11) is embedded into the end surface groove of the second mounting flange (10).

2. The high-sealability intake manifold die casting of claim 1, wherein: the shell (1), the air inlet main pipe (5) and the air inlet branch pipe (8) are all made of aluminum alloy castings.

3. The high-sealability intake manifold die casting of claim 1, wherein: the number of the air inlet branch pipes (8) is the same as the number of the cylinders of the cylinder body, and is generally four.

4. The high-sealability intake manifold die casting of claim 1, wherein: the elastic piece (3) adopts a return spring.

5. The high-sealability intake manifold die casting of claim 1, wherein: the blocking block (4) is in a trapezoid shape placed horizontally, and the upper bottom of the blocking block (4) is matched with the inner diameter of the air inlet main pipe (5).

6. The high-sealability intake manifold die casting of claim 1, wherein: the blocking block (4) is made of rubber.