CN208220936U

CN208220936U - Integrated form inlet manifold

Info

Publication number: CN208220936U
Application number: CN201721902346.6U
Authority: CN
Inventors: 李金印; 凌青海; 张金铭
Original assignee: Chongqing Sokon Industry Group Co Ltd
Current assignee: Chongqing Sokon Industry Group Co Ltd
Priority date: 2017-12-29
Filing date: 2017-12-29
Publication date: 2018-12-11
Anticipated expiration: 2027-12-29

Abstract

The utility model discloses a kind of integrated form inlet manifold, including use inlet manifold ontology made of plastics, integrally formed with the mounting bracket for connecting with engine on the inlet manifold ontology；The integrated form inlet manifold of the utility model, is integrated with mounting bracket on inlet manifold ontology, fixed on the engine by mounting bracket, increases bracket without additional, reduces production cost；Simultaneously, mounting bracket and this body by integral forming of inlet manifold, manufacture easy to process, enhance the structural strength of mounting bracket, simultaneously because generally plastic construction, mounting bracket can also buffering vibration in a certain range, avoid inlet manifold fracture damage due to engine vibration, extend the service life of inlet manifold.

Description

Integrated form inlet manifold

Technical field

The utility model relates to a kind of inlet manifold, in particular to a kind of integrated form inlet manifold.

Background technique

Along with the fast development of auto industry, automobile annual growth rate is higher and higher, and people are to safety, reliable Property, low oil consumption requirement requirement to NVH simultaneously also increasingly pay close attention to；For automobile, NVH problem be it is existing everywhere, And main noise vibration source of the engine as automobile, its NVH quality directly influence client to the satisfaction of vehicle, so It must pay attention to the NVH performance of engine.Mode is the inherent characteristic of structural system, each mode has specific intrinsic frequency Rate, damping ratio and Mode Shape, when driving frequency is coupled with intrinsic frequency, structural system can generate resonance, i.e., in very little Periodic vibration can generate very big vibration, will lead to when serious structure destruction.One of significant components as engine, into If the modal frequency of gas manifold is too low, the excitation with engine can be easy and coupled, lead to vehicle level of NVH degradation；Reason By the NVH that can above improve engine by the mode of raising inlet manifold, but the raising of inlet manifold mode of flexural vibration is very tired Difficult, therefore improving the measure of engine NVH in the prior art is usually to use cast aluminium rigid body, cylinder cap and plastic air intake manifold etc. Method, and the inlet manifold of engine is installed on cylinder cap later in cantilever position.

Inlet manifold generally passes through its gas off-take end flanges and is fixedly connected with cylinder cap flange, due to inlet manifold volume weight Measure larger, engine luggine is transmitted to the vibration being easy to produce after inlet manifold by a relatively large margin, usually also needs using bracket pair It is fixed；External metallic support is generallyd use at present, bracket one end is installed in inlet manifold, the other end is installed to Cylinder body or the higher position of other intensity of engine.However, extra cost need to be increased using individual metallic support fixation, and Metallic support can not buffering vibration, the vibration of engine is easy to be transferred to inlet manifold and cause its fracture damage, reduce into The service life of gas manifold.

It is therefore desirable to which a kind of integrated form inlet manifold, is integrated with mounting bracket, increases bracket without additional, reduce life Produce cost, while can also buffering vibration, avoid inlet manifold fracture damage, extend the service life of inlet manifold.

Utility model content

In view of this, being integrated with mounting bracket, nothing the purpose of this utility model is to provide a kind of integrated form inlet manifold Need to additionally increase bracket, reduce production cost, at the same can also buffering vibration, avoid inlet manifold fracture damage, extend air inlet The service life of manifold.

The integrated form inlet manifold of the utility model, including using inlet manifold ontology made of plastics, the air inlet discrimination Integrally formed with the mounting bracket for being connect with engine on tube body.

Further, the inlet manifold ontology is equipped with air intake duct and gas off-take, and the mounting bracket includes at least three branch Brace, one end of the support arm are set to that air inlet pipeline outer wall, the other end extends outwardly and end is commonly connected to a connecting column, institute Connecting column is stated equipped with connecting hole.

Further, the inlet end of the air intake duct is equipped with the end flanges I for being connected with air inlet pipe, the gas off-take Outlet side is equipped with the end flanges II for being connected with engine, and the axis of the connecting hole is put down where being parallel to end flanges II Face；Support arm described at least one is connected to I outer wall of end flanges, also by being located at connecting column and air intake duct between each support arm Between arc panel be connected.

It further, further include intercooler；Cooling chamber, the gas off-take of inlet manifold ontology are equipped in the inlet manifold ontology It is communicated by cooling chamber with air intake duct；The intercooler includes being fixed on the panel of the open-mouth of cooling chamber by fastener and inserting Enter the core in cooling chamber, the core is fixed on the inside of panel；The core is fixed on cooling chamber by bindiny mechanism's support Cavity wall, and the gap between bindiny mechanism partition core cooling chamber cavity wall is to form sealing structure.

Further, the bindiny mechanism includes the seal groove for being fixed on the connecting plate of core and being fixed on cooling chamber cavity wall, In at least partly described connecting plate insertion seal groove and seal fixation.

Further, the longitudinal section of the connecting plate is L-shaped and transverse slat and riser including being connected, the riser are fixed On the inside of core, in the transverse slat insertion seal groove and fixation is sealed；The transverse slat and riser are integrally formed.

Further, the length of the transverse slat is not less than the length of core.

Further, flexible seals are equipped in the seal groove, the transverse slat is inserted into seal groove and squeezes flexible seals, So that seal groove forms sealing structure.

Further, the flexible seals are the " U "-shaped rubber pad in longitudinal section, are inserted into after the transverse slat insertion seal groove The groove of flexible seals is simultaneously wrapped up by flexible seals.

Further, the cavity wall of the cooling chamber extends outwardly to form the " U "-shaped convex block in longitudinal section, in the convex block inner cavity Sky forms seal groove.

The utility model has the beneficial effects that

The integrated form inlet manifold of the utility model, is integrated with mounting bracket on inlet manifold ontology, passes through installation branch Frame is fixed on the engine, increases bracket without additional, reduces production cost；Meanwhile mounting bracket and inlet manifold ontology It is integrally formed, manufacture easy to process enhances the structural strength of mounting bracket, simultaneously because generally plastic construction, installation branch Frame can also buffering vibration in a certain range, avoid inlet manifold fracture damage due to engine vibration, extend air inlet discrimination The service life of pipe.

Detailed description of the invention

The utility model is further described with reference to the accompanying drawings and examples:

Fig. 1 is first schematic perspective view of the utility model；

Fig. 2 is second schematic perspective view of the utility model；

Fig. 3 is the main view of the utility model；

Fig. 4 is that Fig. 3 is A-A cross-sectional view in Fig. 1；

Fig. 5 is enlarged diagram at B in Fig. 4；

Fig. 6 is the usage state diagram of the utility model.

Specific embodiment

It is as shown in Figures 1 to 6: the integrated form inlet manifold of the utility model, including using inlet manifold made of plastics Ontology 1, integrally formed with the mounting bracket 3 for being connect with engine 2 on the inlet manifold ontology 1；In inlet manifold sheet It is integrated with mounting bracket 3 on body 1, is fixed on engine 2 by mounting bracket 3, increases bracket without additional, reduces production Cost；Meanwhile mounting bracket 3 and inlet manifold ontology 1 are integrally formed, manufacture easy to process enhances the structure of mounting bracket 3 Intensity, simultaneously because generally plastic construction, mounting bracket 3 can also buffering vibration in a certain range, avoid inlet manifold Fracture damage due to engine 2 shakes, extends the service life of inlet manifold.

In the present embodiment, the inlet manifold ontology 1 is equipped with air intake duct 4 and gas off-take 5, and the mounting bracket 3 includes extremely Few three support arms 31, one end of the support arm 31 are set to that 4 outer wall of air intake duct, the other end extends outwardly and end connects jointly In a connecting column 32, the connecting column 32 is equipped with connecting hole 33；More support arms 31 form cantilever design, so that connecting column 32 Vacantly；Connecting column 32 with engine 2 for being fixedly connected；Connecting hole 33 is the screw hole through connecting column 32；The structure is conducive to The support strength of mounting bracket 3 is improved, while being easily installed bracket 3 and being attached with engine 2.

In the present embodiment, the inlet end of the air intake duct 4 is equipped with the end flanges I 6 for being connected with air inlet pipe, it is described out The outlet side of air flue 5 is equipped with the end flanges II 7 for being connected with engine 2, and the axis of the connecting hole is parallel to end face method Blue II 7 place planes；The hole location of connecting hole and 2 side of engine cooperates when installation, convenient for quickly connection；It is propped up described at least one Brace 31 is connected to I 6 outer wall of end flanges, and end flanges I 6 are the biggish high-strength position of thickness, and support arm 31 is connected to the position It sets and its support strength can be improved；Also pass through 34 phase of arc panel between connecting column 32 and air intake duct 4 between each support arm 31 Even, arc panel 34 is integrated with each support arm 31, so that mounting bracket 3 is had higher structural strength, while also with higher Bending strength prevents from making to be broken in stress.

In the present embodiment, inlet manifold further includes intercooler 8；Cooling chamber 9, air inlet are equipped in the inlet manifold ontology 1 The gas off-take 5 of manifold body 1 is communicated by cooling chamber 9 with air intake duct 4；The intercooler 8 includes being fixed on by fastener 15 Core 82 in the panel 81 and insertion cooling chamber 9 of the open-mouth of cooling chamber 9, the core 82 are fixed on 81 inside of panel；Institute The cavity wall 9a that core 82 is fixed on cooling chamber 9 by bindiny mechanism's support is stated, and the bindiny mechanism separates 82 cooling chamber of core, 9 chamber Gap between wall 9a is to form sealing structure；Increase connection on the basis of the panel 81 of intercooler is connected by fastener 15 The both ends of mechanism, intercooler 8 are fixed, and the installation strength of intercooler 8 is improved, and effectively prevent 8 Cracking Failure of intercooler； Simultaneously bindiny mechanism partition 82 cooling chamber of core, 9 cavity wall 9a between gap to form sealing structure, enhance intercooler 8 with it is cold But the leakproofness between the cavity wall 9a of chamber 9 prevents high-temperature gas cooling without intercooler 8 and passes through, guarantees inlet gas cooling effect Fruit.

In the present embodiment, the bindiny mechanism includes being fixed on the connecting plate of core 82 and being fixed on 9 cavity wall 9a of cooling chamber Seal groove 101, at least partly in connecting plate insertion seal groove 101 and seal fixation；Connecting plate and seal groove 101 cooperate Plug in construction improve assembly efficiency convenient for connection, while the stable connection degree of connecting plate is high, can effectively fix core 82, Effectively play the effect of sealing and damping.

In the present embodiment, the longitudinal section of the connecting plate is L-shaped and transverse slat 102 and riser 103 including being connected, institute It states riser 103 and is fixed on 82 inside of core, the transverse slat 102 is inserted into seal groove 101 and seals fixation；Transverse slat 102 and riser 103 is perpendicular；Riser 103 can by rivet, be spirally connected or integrated mode be set to 82 medial surface of core；When transverse slat 102 When 103 bottom of riser or top, connecting plate is L-shaped；When transverse slat 102 be located at riser 103 it is intermediate when, connecting plate then part It is L-shaped；Preferably, transverse slat 102 is located at 103 bottom of riser, close to windward side, to reach preferably blocking draught effect；It is horizontal Plate 102 and riser 103 are integrally formed, and in order to machine-shaping, while improving the structural strength of connecting plate；It is adequately close to reach Effect is sealed, the length of transverse slat 102 is not less than the length of core 82.

In the present embodiment, flexible seals 10 are equipped in the seal groove 101, the transverse slat 102 is inserted into seal groove 101 simultaneously Flexible seals 10 are squeezed, so that seal groove 101 forms sealing structure；Flexible seals 10 can effective plug for seal slot 101 Airflow channel, to reach sufficient sealing effect, the structure is simple and sealed reliable；Preferably, the flexible seals 10 For the " U "-shaped rubber pad in longitudinal section, the transverse slat 102 is inserted into the groove of flexible seals 10 simultaneously after being inserted into seal groove 101 It is wrapped up by flexible seals 10, the lateral surface and seal groove 101 of flexible seals 10 are in close contact, which can also be further Improve the bonding strength and damping effect of connecting plate.

In the present embodiment, the cavity wall 9a of the cooling chamber 9 extends outwardly to form the " U "-shaped convex block 11 in longitudinal section, described The hollow formation seal groove 101 in 11 inner cavity of convex block；Using the structure, the cavity wall 9a of cooling chamber 9 is smooth structure, and riser 103 can be with Cavity wall 9a is in close contact, to improve the stable degree of intercooler 8, and improves the leakproofness and damping effect of bindiny mechanism.

In the present embodiment, the fastener 15 is fastening bolt, and the open-mouth of the panel 81 and cooling chamber 9 is equipped with several The screw hole being adapted to fastening bolt；The quantity of screw hole can be set as needed；The structure is convenient for the installation and disassembly of intercooler 8, And stable connection degree is high.

In the present embodiment, the intercooler 8 further includes two cooling pipe fittings 13 for being fixed on panel 81, the core 82 Interior to be equipped with for the coolant flow channel for cooling down media flow and communicating with two cooling pipe fittings 13, the coolant flow channel is detour Meander-shaped；In two cooling pipe fittings 13, one for entering for cooling medium stream, another is used to go out for cooling medium stream, Cooling medium flows in coolant flow channel；The structure makes intercooler 8 and air effect time long, effectively improves cooling effect.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims

1. a kind of integrated form inlet manifold, including using inlet manifold ontology made of plastics, it is characterised in that: the air inlet discrimination Integrally formed with the mounting bracket for being connect with engine on tube body.

2. integrated form inlet manifold according to claim 1, it is characterised in that: the inlet manifold ontology is equipped with air intake duct And gas off-take, the mounting bracket include at least three support arms, one end of the support arm is set to air inlet pipeline outer wall, the other end It extends outwardly and end is commonly connected to a connecting column, the connecting column is equipped with connecting hole.

3. integrated form inlet manifold according to claim 2, it is characterised in that: the inlet end of the air intake duct is equipped with and is used for The end flanges I being connected with air inlet pipe, the outlet side of the gas off-take are equipped with the end flanges II for being connected with engine, institute The axis for stating connecting hole is parallel to II place plane of end flanges；Support arm described at least one is connected to I outer wall of end flanges, Also it is connected by the arc panel between connecting column and air intake duct between each support arm.

4. integrated form inlet manifold according to any one of claims 1 to 3, it is characterised in that: further include intercooler；It is described Cooling chamber is equipped in inlet manifold ontology, the gas off-take of inlet manifold ontology is communicated by cooling chamber with air intake duct；It is cold in described Device includes the core being fixed in the panel and insertion cooling chamber of the open-mouth of cooling chamber by fastener, and the core is fixed on On the inside of panel；The core is fixed on the cavity wall of cooling chamber by bindiny mechanism's support, and bindiny mechanism partition core is cooling Gap between chamber cavity wall is to form sealing structure.

5. integrated form inlet manifold according to claim 4, it is characterised in that: the bindiny mechanism includes being fixed on core Connecting plate and be fixed on the seal groove of cooling chamber cavity wall, in at least partly described connecting plate insertion seal groove and seal fixation.

6. integrated form inlet manifold according to claim 5, it is characterised in that: the longitudinal section of the connecting plate is L-shaped And transverse slat and riser including being connected, the riser are fixed on the inside of core, in the transverse slat insertion seal groove and are sealed solid It is fixed；The transverse slat and riser are integrally formed.

7. integrated form inlet manifold according to claim 6, it is characterised in that: the length of the transverse slat is not less than core Length.

8. integrated form inlet manifold according to claim 6, it is characterised in that: be equipped with flexible sealing in the seal groove Part, the transverse slat is inserted into seal groove and squeezes flexible seals, so that seal groove forms sealing structure.

9. integrated form inlet manifold according to claim 8, it is characterised in that: the flexible seals are in for longitudinal section The rubber pad of " u "-shaped, the transverse slat are inserted into the groove of flexible seals after being inserted into seal groove and are wrapped up by flexible seals.

10. integrated form inlet manifold according to claim 9, it is characterised in that: the cavity wall of the cooling chamber extends outwardly Form the " U "-shaped convex block in longitudinal section, the hollow formation seal groove in convex block inner cavity.