CN108407604B - Fixing structure of cooling module of automobile engine - Google Patents
Fixing structure of cooling module of automobile engine Download PDFInfo
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- CN108407604B CN108407604B CN201810269426.5A CN201810269426A CN108407604B CN 108407604 B CN108407604 B CN 108407604B CN 201810269426 A CN201810269426 A CN 201810269426A CN 108407604 B CN108407604 B CN 108407604B
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- fixing frame
- intercooler
- radiator
- cushion block
- elastic cushion
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- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000000429 assembly Methods 0.000 claims abstract description 35
- 230000000712 assembly Effects 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 125000006850 spacer group Chemical group 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000013585 weight reducing agent Substances 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
- B60K11/04—Arrangement or mounting of radiators, radiator shutters, or radiator blinds
Abstract
The invention relates to the technical field of fastening connectors, in particular to a fixing structure of an automobile engine cooling module. The fixing structure comprises a left intercooler fixing frame and a right intercooler fixing frame which are fixedly connected with the left side wall and the right side wall of the intercooler body, and a left radiator fixing frame and a right radiator fixing frame which are fixedly connected with the left side wall and the right side wall of the radiator body; the fixing structure further comprises a left supporting tower and a right supporting tower, wherein the upper parts of the left supporting tower and the right supporting tower are respectively provided with a step-type upper supporting table and a step-type lower supporting table, and elastic cushion block assemblies are respectively arranged on the step-type upper supporting table and the step-type lower supporting table; each elastic cushion block assembly is in interference fit with the left radiator fixing frame and the right radiator fixing frame respectively; the upper layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right intercooler fixing frames through the upper elastic cushion block assemblies respectively, and the lower layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right radiator fixing frames through the upper elastic cushion block assemblies respectively. The fixing structure realizes the effect of damping engine vibration on the radiator and the intercooler, and cuts off the impact on the radiator water chamber.
Description
Technical Field
The invention relates to the technical field of fastening connectors, in particular to a fixing structure of an automobile engine cooling module.
Background
In the working process of the automobile engine, the radiator in the cooling module radiates out the redundant heat generated by the engine, so that the engine can be kept to work in the most effective temperature range. And an intercooler in the cooling module cools the high-temperature air after the turbocharger is pressurized, and then the high-temperature air enters the engine for combustion. The water inlet of the radiator is connected with the water outlet of the water jacket through a water pipe, and the water outlet of the radiator is connected with the water inlet of the water pump through a water pipe; the air inlet of the intercooler is connected with the turbocharger of the engine through an air pipe, and the air outlet of the intercooler is connected with the air inlet of the engine cylinder body through an air pipe. The engine is suspended on the frame through a soft cushion, and the radiator and the intercooler in the cooling module are conventionally arranged on the frame in two modes, namely, the intercooler is arranged on the radiator, and then the radiator with the intercooler assembly is arranged on the frame through a fixing device; the other is that the radiator and the intercooler are respectively arranged on the frame by adopting different fixing devices.
Therefore, the two mounting modes cannot attenuate the vibration from the engine and the road surface; the impact of front-back impact of the intercooler on the radiator water chamber caused by engine and vehicle vibration and the like is not solved, and the problem of large occupied space during assembly is not completely solved.
Disclosure of Invention
The invention aims to provide a fixing structure of an automobile engine cooling module, which better realizes the effect of damping engine vibration on a radiator and an intercooler, isolates the impact of a road surface on the radiator and the intercooler, and thoroughly cuts off the impact of the intercooler on a radiator water chamber; the structure is optimized and simplified, the assembly and the maintenance are convenient, and the stability is finally improved.
In order to achieve the above purpose, the engine cooling module of the automobile designed by the invention is a intercooler and a radiator, and the intercooler and the radiator are assembled on a frame longitudinal beam through the fixing structure; the fixing structure comprises a left intercooler fixing frame and a right intercooler fixing frame which are fixedly connected with the left side wall and the right side wall of the intercooler body, and a left radiator fixing frame and a right radiator fixing frame which are fixedly connected with the left side wall and the right side wall of the radiator body; the method is characterized in that: the fixing structure further comprises a left supporting tower and a right supporting tower, wherein the upper parts of the left supporting tower and the right supporting tower are respectively provided with a step-type upper supporting table and a step-type lower supporting table, and the step-type upper supporting table and the step-type lower supporting table are respectively provided with an elastic cushion block assembly; each elastic cushion block assembly is in interference fit with the left radiator fixing frame and the right radiator fixing frame respectively; the upper layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right intercooler fixing frames through upper elastic cushion block assemblies respectively, and the lower layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right radiator fixing frames through upper elastic cushion block assemblies respectively; the lower parts of the left bracket tower and the right bracket tower are respectively provided with a connecting hole which is correspondingly and fixedly connected with the left side frame longitudinal beam and the right side frame longitudinal beam of the automobile.
Further, the elastic cushion block assemblies have the same size and shape and comprise an upper elastic cushion block, a lower elastic cushion block, a bolt and a spacer bush; the upper elastic cushion block and the lower elastic cushion block are of T-shaped connection structures formed by vulcanizing MA120-50 steel and Q235 steel, the T-shaped tail ends of the upper elastic cushion block and the lower elastic cushion block are oppositely arranged and form an I-shaped cross section, the periphery of the I-shaped cross section forms a groove, and the groove is correspondingly sleeved with a left intercooler fixing frame, a right intercooler fixing frame, a left radiator fixing frame and a right radiator fixing frame; the central parts of the I-shaped structures are respectively provided with a central through hole, spacers are sleeved on the peripheries of the central through holes, and bolts are arranged in the spacers.
Furthermore, the spacer bush is made of 20 steel, and the elastic cushion block has a certain pretightening force after the bolts are screwed by the 20 steel spacer bush, so that the actual stress is controlled within the design requirement range.
Further, the left and right side walls of the intercooler body are respectively provided with a left air chamber and a right air chamber, and the left and right side walls of the radiator body are respectively provided with a left water chamber and a right water chamber; the left intercooler fixing frame and the right intercooler fixing frame are correspondingly riveted on the left air chamber and the right air chamber of the intercooler body, the left intercooler fixing frame and the right intercooler fixing frame comprise an arc-shaped cavity at the upper part and a platform at the lower part, the arc-shaped cavity is divided into two cavities through a baffle plate on the platform, and a through hole matched with a bolt in the elastic cushion block assembly is formed in the center of the platform of one cavity; the left radiator fixing frame and the right radiator fixing frame are correspondingly riveted on the left water chamber and the right water chamber of the radiator body, the upper parts of the left radiator fixing frame and the right radiator fixing frame are provided with upper supports which are attached to the bottoms of the left intercooler fixing frame platform and the right intercooler fixing frame platform, the inner layers of the upper supports are provided with through holes which are communicated with the through holes of the left intercooler fixing frame platform and the right intercooler fixing frame platform, and the outer layers of the upper supports are provided with a plurality of layers of weight reducing cavities; the bolts of the elastic cushion block assemblies on the upper-layer supporting tables of the left and right supporting towers are respectively in interference fit with the through holes of the left and right intercooler fixing frames and the through holes of the upper supports of the left and right radiator fixing frames, wherein the grooves in the elastic cushion block assemblies contain left and right intercooler fixing frame platforms and the multilayer weight reducing cavities of the upper supports of the left and right radiator fixing frames; the lower parts of the left radiator fixing frame and the right radiator fixing frame are lower supports, the inner layers of the lower supports are provided with central through holes through which bolts of elastic cushion block assemblies on the lower supporting tables of the left supporting tower and the right supporting tower penetrate, and the outer layers of the lower supports are provided with multiple layers of weight-reducing cavities; and bolts of elastic cushion block assemblies on the lower supporting tables of the left and right supporting towers are in interference fit with central through holes of lower supports of the left and right radiator fixing frames, wherein grooves in the elastic cushion block assemblies accommodate multi-layer weight-reducing cavities of the left and right radiator fixing frames.
Further, the left intercooler fixing frame and the right intercooler fixing frame are made of nylon pieces. The nylon piece is light in material, good in mechanical property, heat-resistant, easy to form and good in manufacturability.
Further, the left intercooler fixing frame, the right intercooler fixing frame, the left radiator fixing frame, the right radiator fixing frame, the left tower support and the right tower support are arranged in a left-right symmetrical mode.
Further, the left and right support towers are of plate-shaped structures except for the elastic cushion block assemblies, and are made of QSTE420TM steel; the upper and lower layers of the left and right support towers are correspondingly provided with bolt connecting holes in the elastic cushion block assemblies, and the bolts fixedly connect the elastic cushion block assemblies on the upper and lower layers of the left and right support towers through the connecting holes.
Further, the outer surfaces of the left support tower and the right support tower are provided with the vertical reinforcing ribs with the outer protrusions from top to bottom, and the reinforcing ribs have certain expansion force and play a certain supporting and balancing role.
Furthermore, the connecting holes on the left bracket tower and the right bracket tower are connected to the left side frame longitudinal beam and the right side frame longitudinal beam through projection welding nuts, so that the assembly efficiency of workers is improved.
The invention has the beneficial effects that: the fixing structure of the automobile engine cooling module can support the radiator and the intercooler, so that the stability of the radiator and the intercooler when assembled together is well solved, the influence of engine vibration on the radiator and the intercooler in the running process of a vehicle can be well attenuated, and the impact of a road surface on the radiator and the intercooler can be well isolated; the impact of the intercooler arranged on the radiator to the radiator water chamber is thoroughly cut off. The fixing structure is simple in design, convenient to assemble, efficient in production, reliable in use, convenient to assemble, disassemble and maintain, and meets the research and development production requirements of vehicle parts.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic view of a left and right pylon structure of this embodiment.
Fig. 2 is a schematic view of only plate-like structures in the left and right brackets of the present embodiment.
FIG. 3 is a schematic diagram illustrating the assembly relationship of the spring spacer assembly according to the present embodiment.
Fig. 4 is a schematic structural view of a left and right intercooler fixing frames on the intercooler of the present embodiment.
Fig. 5 is a schematic diagram of a left and a right radiator fixing frames on the radiator of the present embodiment.
Fig. 6 is a schematic diagram showing the assembly structure of the left and right intercooler holders and the left and right radiator holders in the present embodiment.
Fig. 7 is a schematic diagram of the overall assembly structure of the present embodiment.
Fig. 8 is a schematic diagram showing the forces in XYZ directions when the left and right intercooler holders or the left and right radiator holders are sleeved with the elastic cushion assembly.
Detailed Description
Example 1
The invention provides a fixing structure of an automobile engine cooling module, which supports a radiator and an intercooler, and well solves the problems of water seepage and water leakage easily generated after long time due to the impact of the intercooler on a radiator water chamber when an engine vibrates and a road surface impacts in the running process of a vehicle when the radiator and the intercooler are assembled together. The fixing structure can improve stability and assembly efficiency. In order that those skilled in the art will better understand the present invention, the present invention will be further described with reference to the accompanying drawings and detailed description.
The invention relates to a fixing structure of an automobile engine cooling module, the structure and implementation of which are shown in figures 1-8, in the embodiment, the engine cooling module comprises an intercooler 1 and a radiator 2, wherein the intercooler 1 and the radiator 2 are assembled on a frame longitudinal beam S through the fixing structure; the fixing structure comprises a left intercooler fixing frame 11 fixedly connected with the left side wall and the right side wall of the intercooler 1 body, and a left radiator fixing frame 21 fixedly connected with the left side wall and the right side wall of the radiator 2 body; the fixed structure also comprises a left supporting tower 3 and a right supporting tower 3, wherein the upper parts of the left supporting tower 3 and the right supporting tower 3 are respectively provided with a step-type upper layer supporting platform 31 and a step-type lower layer supporting platform 31, the step-type upper layer supporting platform 31 and the step-type lower layer supporting platform 31 are respectively provided with an elastic cushion block assembly 4, and other parts of the left supporting tower 3 and the right supporting tower 3 form a plate-shaped structure except the elastic cushion block assemblies 4 of the upper layer supporting platform 31 and the lower layer supporting platform 31, as shown in fig. 1 and 2; the upper and lower two layers of pallets 31 of the left and right supporting towers 3 are correspondingly provided with a connecting hole a of a bolt 41 in the elastic cushion block assembly 4, as shown in fig. 2, and the bolt is used for fixedly connecting the elastic cushion block assembly 4 on the upper and lower two layers of pallets 31 of the left and right supporting towers 3 through the connecting hole a, as shown in fig. 1; each elastic cushion block assembly 4 is in interference fit with the left radiator fixing frame 21 and the right radiator fixing frame 21 respectively, and each elastic cushion block assembly 4 is in interference fit with the left intercooler fixing frame 11 and the right intercooler fixing frame 11 respectively; the upper layer supporting tables 31 of the left and right supporting towers 3 are correspondingly connected with the left and right intercooler fixing frames 11 through the upper elastic cushion block assemblies 4 respectively, and the lower layer supporting tables 31 of the left and right supporting towers 3 are correspondingly connected with the left and right radiator fixing frames 21 through the upper elastic cushion block assemblies 4 respectively, as shown in fig. 6; the lower parts of the left and right support towers 3 are respectively provided with a connecting hole 33 correspondingly and fixedly connected to the left and right side frame longitudinal beams S of the automobile, and the connecting holes 33 on the left and right support towers 3 are connected to the left and right side frame longitudinal beams S through projection welding nuts 331, as shown in figures 3 and 7. The elastic cushion block assemblies 4 are the same in size and shape, wherein the elastic cushion block assemblies 4 comprise an upper elastic cushion block 42, a lower elastic cushion block 42, bolts 41 and a spacer bush 43, the upper elastic cushion block 42 and the lower elastic cushion block 42 are of T-shaped connection structures formed by vulcanizing MA120-50 steel and Q235 steel together, the elastic cushion block 42 made of the material has good elasticity, and can fully absorb vibration transmitted by an engine and a road surface and protect the radiator 2 and the intercooler 1 from being damaged; the T-shaped tail ends of the upper elastic cushion block 42 and the lower elastic cushion block 42 are oppositely arranged and form a H-shaped cross section, the H-shaped periphery forms a groove 44, and the groove 44 is correspondingly sleeved with the left intercooler fixing frame 11, the right intercooler fixing frame 21 and the left radiator fixing frame 21; the central parts of the I-shaped structures are provided with central through holes, spacer sleeves 43 are sleeved around the central through holes, and bolts 41 are arranged in the spacer sleeves 43, as shown in figures 3 and 8; the spacer bush 43 is made of 20 steel, and the elastic cushion block 42 has certain pretightening force after the bolts 41 are screwed down by adopting the 20 steel spacer bush 43, so that the actual stress is controlled within the design requirement range.
In the specific embodiment, the method comprises the following steps: with reference to fig. 4, 5, 6 and 7, the left and right intercooler holders 11 and 21 are made of nylon pieces, which are light in weight, good in mechanical properties and heat-resistant, and are riveted with the air chamber and the water chamber; the left intercooler fixing frame 11 and the right intercooler fixing frame 11 are correspondingly riveted on the left air chamber and the right air chamber of the intercooler 1 body, the left intercooler fixing frame 11 and the right intercooler fixing frame 11 comprise an upper arc-shaped cavity and a lower platform 111, the arc-shaped cavity is divided into two cavities through a baffle plate 112 on the platform 111, and a through hole b matched with a bolt 41 in the elastic cushion block assembly 4 is formed in the center of the platform 111 of one cavity; the left radiator fixing frame 21 and the right radiator fixing frame 21 are correspondingly riveted on the left water chamber and the right water chamber of the radiator 2 body, the upper parts of the left radiator fixing frame 21 and the right radiator fixing frame 21 are provided with upper supports 211 which are adhered to the bottoms of the platforms 111 of the left intercooler fixing frame 11 and the right intercooler fixing frame 11, the inner layers of the upper supports 211 are provided with through holes c which are communicated with the through holes b of the platforms 111 of the left intercooler fixing frame 11 and the right intercooler fixing frame 11, and the outer layers of the upper supports 211 are provided with a plurality of layers of weight reducing cavities 212; the bolts 41 of the elastic cushion block assemblies 4 on the upper-layer supporting tables 31 of the left and right supporting towers 3 are respectively in interference fit with the through holes b of the left and right intercooler fixing frames 11 and the through holes c of the supporting seats 211 on the left and right radiator fixing frames 21, wherein the grooves 44 in the elastic cushion block assemblies 4 contain the platforms 111 of the left and right intercooler fixing frames 11 and the multilayer weight-reducing cavities 212 of the supporting seats 211 on the left and right radiator fixing frames 21; the lower parts of the left radiator fixing frame 21 and the right radiator fixing frame 21 are provided with a lower support 213, the inner layer of the lower support 213 is provided with a central through hole d which is penetrated by a bolt 41 in an elastic cushion block assembly 4 on the lower layer supporting table 31 of the left supporting tower 3 and the right supporting tower 3, and the outer layer of the lower support 213 is provided with a plurality of layers of weight reducing cavities 214; the bolts 41 of the elastic cushion block assemblies 4 on the lower-layer supporting tables 31 of the left and right supporting towers 3 are in interference fit with the center through holes d of the lower supports of the left and right radiator fixing frames 21, wherein the grooves 44 in the elastic cushion block assemblies 4 accommodate the multi-layer weight-reducing cavities 214 of the left and right radiator fixing frames 21. The left intercooler fixing frame 11, the right intercooler fixing frame 21, the left radiator fixing frame 21 and the right bracket tower 3 are symmetrically arranged left and right; the left and right support towers 3 are made of StE420 (TM) steel except the elastic cushion block assemblies 4, so that the left and right support towers have high strength, good stamping ductility and certain elastic impact. The outer surfaces of the left and right support towers 3 are provided with the longitudinal reinforcing ribs 32 with outer bulges upwards and downwards, and the reinforcing ribs 32 have certain expansion force and play a certain supporting and balancing role, as shown in figures 1, 2 and 7.
The support mode of the left and right support towers 3 shows obvious functions: the left bracket tower 3 and the right bracket tower 3 are used for supporting the radiator 2 assembly and the intercooler 1 assembly separately, so that the problems of water seepage and water leakage easily generated after long time due to the impact of the intercooler on the radiator water chamber when the engine vibrates and the road surface impacts in the running process of the vehicle when the radiator 2 and the intercooler 1 are assembled together are well solved. The 4 pairs of 8 elastic cushion blocks are adopted, and the rigidity requirements on the upper elastic cushion block 42 and the lower elastic cushion block 42 in the axial direction and the radial direction are adopted, so that the influence of engine vibration on the radiator 2 and the intercooler 1 can be well attenuated, and the impact of a road surface on the radiator 2 and the intercooler 1 can be well isolated.
The invention can embody the following three functions according to the fixing structure: 1. the fixing structure creatively lifts the radiator 2 and the intercooler 1 separately and is connected and integrated through the left bracket tower 3 and the right bracket tower 3, and two lifting points of the intercooler fixing frame are shared with two of four lifting points of the radiator fixing frame; after the intercooler 1 is arranged on the radiator 2, and the radiator 2 is arranged on the frame longitudinal beam through the support, the influence of front-back impact of the intercooler on the radiator water chamber due to engine shake, vehicle vibration and the like is avoided, and the problem that the occupied space is large when two parts are separated and assembled is solved. 2. The fixing structure creatively adopts a four-point upward tower type lifting mode, the mass of the radiator 2 is larger after the radiator is fully cooled, four points are more balanced in stress, and compared with the traditional supporting mode, the radiator is more stable and has stronger shock resistance; although the intercooler 1 is lifted by two points, the impact caused by an engine and a road surface can be well resisted due to the small size and the small mass, and the stress of the radiator 2 and the intercooler 1 is not interfered with each other. 3. The left and right support towers 3 in the fixed structure adopt pre-tightening elastic cushion block assemblies 4, wherein the elastic cushion blocks 42 play a role of shock absorption cushion blocks and bear force on the fixing frames in the XYZ direction; a pair of elastic cushion blocks 42 are adopted at each lifting point, the elastic cushion blocks are regulated through middle spacer sleeves 43 during installation, each elastic cushion block is guaranteed to be preloaded and stressed in the XYZ directions under a certain pretightening force working condition, the problem that stress curves of the elastic cushion block assembly 4 are inconsistent when being stressed and pulled is solved, all stress is transmitted through upper and lower elastic cushion blocks, and impact force attenuation in the XYZ directions of the whole vehicle can be achieved, as shown in fig. 8; the radiator 2 and the intercooler 1 are stressed separately, so that the stress on a radiator water chamber when the intercooler 1 and the radiator 2 are integrated is avoided; the impact force of a customer on the radiator in the XYZ direction is solved, and the impact influence of the intercooler on the radiator to the radiator water chamber is thoroughly cut off; it is apparent that the engine and road vibration are sufficiently damped.
In the mode, disassembly and maintenance are well considered in design, and when the component is required to be replaced and disassembled, only the bolts for loosening the installation of the left and right support towers 3, the radiator 2 and the intercooler 1 are required to be disassembled and loosened, and the radiator 2 and the intercooler 1 are lifted. And then loosening the fixing bolts of the left and right support towers 3 and the frame. Can not damage any peripheral components, can be detached independently, and has enough operation space. The mechanism has the advantages of simple design, convenient assembly, high production efficiency and reliable use, meets the research and development production requirements of vehicle parts, and proves that the fixing structure meets the requirements through experiments and production.
The fixing structure is not limited to the shape when being manufactured according to the site situation, and can be made again according to the site situation; therefore, the fixing structure is simple in design, low in cost, strong in stability, convenient to assemble and maintain and meets the production and assembly requirements.
In addition to the embodiments described above, other embodiments of the present invention are possible. All technical schemes formed by equivalent substitution or equivalent transformation fall within the scope of the invention.
Claims (7)
1. The automobile engine cooling module comprises an intercooler and a radiator, wherein the intercooler and the radiator are assembled on a frame longitudinal beam through the fixing structure; the fixing structure comprises a left intercooler fixing frame and a right intercooler fixing frame which are fixedly connected with the left side wall and the right side wall of the intercooler body, and a left radiator fixing frame and a right radiator fixing frame which are fixedly connected with the left side wall and the right side wall of the radiator body; the method is characterized in that: the fixing structure further comprises a left supporting tower and a right supporting tower, wherein the upper parts of the left supporting tower and the right supporting tower are respectively provided with a step-type upper supporting table and a step-type lower supporting table, and the step-type upper supporting table and the step-type lower supporting table are respectively provided with an elastic cushion block assembly; each elastic cushion block assembly is in interference fit with the left radiator fixing frame and the right radiator fixing frame respectively; the upper layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right intercooler fixing frames through upper elastic cushion block assemblies respectively, and the lower layer supporting tables of the left and right supporting towers are correspondingly connected with the left and right radiator fixing frames through upper elastic cushion block assemblies respectively; the lower parts of the left bracket tower and the right bracket tower are respectively provided with a connecting hole correspondingly and fixedly connected to the left side frame longitudinal beam and the right side frame longitudinal beam of the automobile; the elastic cushion block assemblies have the same size and shape and comprise an upper elastic cushion block, a lower elastic cushion block, a bolt and a spacer bush; the upper elastic cushion block and the lower elastic cushion block are of T-shaped connecting structures, the T-shaped tail ends of the upper elastic cushion block and the lower elastic cushion block are oppositely arranged and form an I-shaped cross section, the periphery of the I-shaped cross section forms a groove, and the groove is correspondingly sleeved with a left intercooler fixing frame, a right intercooler fixing frame and a left radiator fixing frame; the central parts of the I-shaped parts are respectively provided with a central through hole, spacer sleeves are sleeved around the central through holes, and bolts are arranged in the spacer sleeves; the left and right side walls of the intercooler body are respectively provided with a left air chamber and a right air chamber, and the left and right side walls of the radiator body are respectively provided with a left water chamber and a right water chamber; the left intercooler fixing frame and the right intercooler fixing frame are correspondingly riveted on the left air chamber and the right air chamber of the intercooler body, the left intercooler fixing frame and the right intercooler fixing frame comprise an arc-shaped cavity at the upper part and a platform at the lower part, the arc-shaped cavity is divided into two cavities through a baffle plate on the platform, and a through hole matched with a bolt in the elastic cushion block assembly is formed in the center of the platform of one cavity; the left radiator fixing frame and the right radiator fixing frame are correspondingly riveted on the left water chamber and the right water chamber of the radiator body, the upper parts of the left radiator fixing frame and the right radiator fixing frame are provided with upper supports which are attached to the bottoms of the left intercooler fixing frame platform and the right intercooler fixing frame platform, the inner layers of the upper supports are provided with through holes which are communicated with the through holes of the left intercooler fixing frame platform and the right intercooler fixing frame platform, and the outer layers of the upper supports are provided with a plurality of layers of weight reducing cavities; the elastic cushion block assembly bolts on the upper layer support tables of the left and right support towers are respectively in interference fit with the through holes of the left and right intercooler fixing frames and the through holes of the upper supports of the left and right radiator fixing frames, wherein the grooves in the elastic cushion block assemblies accommodate the left and right intercooler fixing frame platforms and the multilayer weight reduction cavities of the upper supports of the left and right radiator fixing frames; the lower parts of the left radiator fixing frame and the right radiator fixing frame are lower supports, the inner layers of the lower supports are provided with central through holes through which bolts of elastic cushion block assemblies on the lower supporting tables of the left supporting tower and the right supporting tower penetrate, and the outer layers of the lower supports are provided with multiple layers of weight-reducing cavities; and bolts of elastic cushion block assemblies on the lower supporting tables of the left and right supporting towers are in interference fit with central through holes of lower supports of the left and right radiator fixing frames, wherein grooves in the elastic cushion block assemblies accommodate multi-layer weight-reducing cavities of the left and right radiator fixing frames.
2. The fixing structure of an automobile engine cooling module according to claim 1, characterized in that: the spacer bush is made of 20 steel materials.
3. The fixing structure of an automobile engine cooling module according to claim 1, characterized in that: the left intercooler fixing frame and the right intercooler fixing frame as well as the left radiator fixing frame and the right radiator fixing frame are made of nylon pieces.
4. The fixing structure of an automobile engine cooling module according to claim 1, characterized in that: the left intercooler fixing frame, the right intercooler fixing frame, the left radiator fixing frame, the right radiator fixing frame and the left bracket tower and the right bracket tower are all arranged in a left-right symmetry mode.
5. The fixing structure of an automobile engine cooling module according to claim 1, characterized in that: the left and right support towers are of plate-shaped structures except for the elastic cushion block assemblies, and are made of QSTE420 (TM) steel; the upper and lower layers of the left and right support towers are correspondingly provided with bolt connecting holes in the elastic cushion block assemblies, and the bolts fixedly connect the elastic cushion block assemblies on the upper and lower layers of the left and right support towers through the connecting holes.
6. A fixing structure of an automotive engine-cooling module as set forth in claim 1, characterized in that: the outer surfaces of the left bracket tower and the right bracket tower are provided with longitudinal reinforcing ribs with outer bulges upwards and downwards.
7. The fixing structure of an automobile engine cooling module according to claim 1, characterized in that: the connecting holes on the left bracket tower and the right bracket tower are connected to the left side frame longitudinal beam and the right side frame longitudinal beam through projection welding nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269426.5A CN108407604B (en) | 2018-03-29 | 2018-03-29 | Fixing structure of cooling module of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810269426.5A CN108407604B (en) | 2018-03-29 | 2018-03-29 | Fixing structure of cooling module of automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108407604A CN108407604A (en) | 2018-08-17 |
| CN108407604B true CN108407604B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810269426.5A Active CN108407604B (en) | 2018-03-29 | 2018-03-29 | Fixing structure of cooling module of automobile engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111152645A (en) * | 2018-11-07 | 2020-05-15 | 陕西重型汽车有限公司 | Cooling module assembly and vehicle |
| CN113928107B (en) * | 2021-10-28 | 2023-02-03 | 东风越野车有限公司 | Cross-country vehicle radiator support structure and mounting method thereof |
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| CN108407604A (en) | 2018-08-17 |
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