A drive member mounting bracket for a hybrid loader and a method of mounting the same

Abstract

The application discloses a driving component mounting support for a hybrid loader and a mounting method thereof, and relates to the technical field of loader accessories, which comprises a left front support, a right front support and two rear supports, wherein the left front support and the right front support are arranged on the two sides of the front end of a whole vehicle frame respectively, the two rear supports are arranged on the two sides of the rear end of the whole vehicle frame respectively, the rear support comprises a first mounting module, a second mounting module and a third mounting module which are fixedly connected, and the first mounting module, the second mounting module and the third mounting module are fixedly connected with an engine, a generator and a transfer case respectively; the rear support further comprises a mounting plate which is connected with the whole vehicle frame, and the mounting plate is fixedly connected with at least one mounting module; in the application, the rear support is arranged as an integral T-shaped connecting support, the engine, the generator and the transfer case can be fixed as a whole and mounted on the whole vehicle frame, the deviation in coaxiality during the mounting of the three components is effectively reduced, the assembly precision is improved, and the service life of the whole machine is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of loader accessories, in particular to a driving component mounting bracket for a hybrid loader and a mounting method thereof. BACKGROUND

[0002] The loader is a kind of earthwork construction machinery widely used in construction engineering, which is mainly used for loading soil, sand, coal and other bulk materials, and can also be used for light digging of ore and hard soil; by replacing different auxiliary working devices, it can also be used for pushing soil, lifting and other material handling such as wood.

[0003] At present, the hybrid loader can use a smaller engine and a hybrid power transmission system by taking into account the excellent power performance of traditional fuel equipment and the low emission characteristics of pure electric equipment, has the advantages of saving fuel cost, maintenance cost and reducing pollutant emission, and has become a more widely chosen option in the field of loaders.

[0004] The driving components to be installed on the frame of the hybrid loader include an engine, a generator and a hybrid box, which are generally installed through independent connecting brackets of each component, and at least 6 brackets are required to complete the installation, which not only makes the assembly process complicated, but also has a large cumulative tolerance after assembly, which cannot guarantee the coaxiality between the components, so that the loader generates internal stress due to uneven stress during long-term use, which is prone to failure of the connecting bracket fracture or engine cylinder cracking, and shortens the overall life. SUMMARY

[0005] In view of one or more deficiencies of the prior art, the present application provides a driving component mounting bracket for a hybrid loader and a mounting method thereof, which designs an integrated connecting bracket to reduce the coaxiality deviation of the engine, generator and transfer case during installation, improve the assembly precision and prolong the overall life.

[0006] In order to achieve the above purpose, the present application adopts one or more of the following technical solutions:

[0007] In a first aspect, a driving component mounting bracket for a hybrid loader is provided, which is used to mount an engine, a generator and a transfer case on a vehicle frame, and includes a left front bracket, a right front bracket and two rear brackets, wherein the left front bracket and the right front bracket are respectively arranged on the left and right sides of the front end of the vehicle frame and used to mount the engine; the two rear brackets are respectively arranged on the left and right sides of the rear end of the vehicle frame.

[0008] The rear support comprises a first mounting module, a second mounting module and a third mounting module fixedly connected, and the first mounting module, the second mounting module and the third mounting module are fixedly connected with the engine, the generator and the transfer case respectively; the rear support further comprises a mounting plate connected with the vehicle frame, and the mounting plate is fixedly connected with at least one mounting module.

[0009] As a further implementation manner, the second mounting module is arranged between the first mounting module and the second mounting module and is weldedly connected, and the second mounting module is fixedly connected with the mounting plate.

[0010] As a further implementation manner, a connecting hole is processed on the mounting plate for mounting a shock absorber.

[0011] As a further implementation manner, the second mounting module comprises a generator vertical plate, and a mounting hole is formed in the generator vertical plate for bolt connection with the generator.

[0012] As a further implementation manner, the first mounting module comprises a connecting vertical plate, an engine vertical plate and a first reinforcing rib plate, one surface of the connecting vertical plate is fixedly connected with the second mounting module, the other surface is fixedly connected with the engine vertical plate, the engine vertical plate is bolted with the engine, and the first reinforcing rib plate is fixed on the surface of the engine vertical plate away from the engine for structural reinforcement.

[0013] As a further implementation manner, the third mounting module comprises a lifting vertical plate, a transfer case vertical plate and a third reinforcing rib plate, one surface of the lifting vertical plate is fixedly connected with the second mounting module, the other surface is fixedly connected with the transfer case vertical plate, the transfer case vertical plate is bolted with the transfer case, and the third reinforcing rib plate is fixed on the surface of the engine vertical plate away from the transfer case.

[0014] As a further implementation manner, recesses are processed on the back surfaces of the engine vertical plate and the generator vertical plate for providing a margin for post-welding processing, improving surface flatness and reducing defects caused by welding deformation.

[0015] As a further implementation manner, the second mounting module further comprises a second reinforcing rib plate, a side surface of the second reinforcing rib plate is fixedly connected with the generator vertical plate, and a bottom side is fixedly connected with the mounting plate.

[0016] As a further implementation manner, two generators are arranged, two second reinforcing rib plates are arranged on the mounting plate along the length direction, and two shock absorbers are arranged outside the two second reinforcing rib plates respectively; a process hole is formed in the mounting plate between the two second reinforcing rib plates for guiding positioning, improving assembly speed and precision.

[0017] As a further implementation manner, the right front bracket comprises a right front vertical plate, a right front mounting plate and a front rib plate which are integrally welded.

[0018] As a further implementation manner, the left front bracket comprises a left front vertical plate and a left front mounting plate which are integrally welded, and the left front mounting plate is horizontally arranged for being connected with the whole vehicle frame, and the left front vertical plate is bolted with the front end of the engine.

[0019] In the second aspect, a mounting method of the mounting bracket of the driving component of the hybrid loader is provided, based on any one of the mounting brackets of the driving component of the hybrid loader, and the method comprises the following steps:

[0020] After the engine is processed, the left front bracket and the right front bracket are fixedly connected with the engine, and then the engine is placed on a transition platform;

[0021] Two generators and a transfer case are mounted in sequence at the flywheel end of the engine, and the generators and the transfer case are coaxially connected with the engine;

[0022] Two rear brackets are mounted, and the driving component assembly is hoisted to the whole vehicle frame for mounting.

[0023] By adopting the technical scheme, the present application has the following beneficial effects:

[0024] 1. In the present application, the rear frame is arranged as an integral T-shaped connecting bracket, the engine, the generator and the transfer case are fixed as a whole and mounted on the whole vehicle frame, the deviation of the coaxiality during mounting of the three components can be effectively reduced, the assembly precision is improved, and the service life of the whole machine is prolonged.

[0025] 2. In the present application, the left front bracket and the right front bracket are designed as L-shaped structures and used for fixing the front end of the engine, the structure is simple, easy to process and low in cost.

[0026] 3. In the present application, a double-damper combination structure is adopted on the mounting bracket, and dampers are arranged on the left front bracket and the right front bracket, the mounting of the multiple driving components and the whole vehicle frame is realized through the arrangement structure of the multiple dampers, the stress and deformation amount of each damper are effectively reduced, and the failure of the damping function caused by permanent deformation is avoided.

[0027] 4. In the present application, the combination of the two L-shaped brackets in front and the two T-shaped brackets at the back can effectively reduce resonance, improve the mounting precision of the engine, and further reduce the cumulative tolerance of the driving component assembly. BRIEF DESCRIPTION OF DRAWINGS

[0028] The accompanying drawings, which form a part of this specification, are included to provide a further understanding of the application and are incorporated herein by reference. The illustrations are of exemplary embodiments of the application and are not intended to limit the application in any way.

[0029] Figure 1 Overall installation schematic diagram of one or more embodiments of the application;

[0030] Figure 2 Exploded structural diagram of one or more embodiments of the application;

[0031] Figure 3 Rear support structural schematic diagram of one or more embodiments of the application;

[0032] Figure 4 Rear support planar schematic diagram of one or more embodiments of the application;

[0033] Figure 5 Rear support exploded structural diagram of one or more embodiments of the application;

[0034] Figure 6 Right front support structural schematic diagram of one or more embodiments of the application;

[0035] Figure 7 Left front support structural schematic diagram of one or more embodiments of the application.

[0036] In the drawings: 1, left front support; 2, right front support; 3, rear support; 4, whole vehicle frame; 5, engine; 6, generator; 7, transfer case; 8, shock absorber;

[0037] 11, left front vertical plate; 12, left front mounting plate; 13, vertical rib plate;

[0038] 21, right front vertical plate; 22, right front mounting plate; 23, front rib plate;

[0039] 31, first mounting module; 32, second mounting module; 33, third mounting module; 34, mounting plate; 35, recess; 311, engine vertical plate; 312, connecting vertical plate; 313, first reinforcing rib plate; 321, generator vertical plate; 322, second reinforcing rib plate; 331, transfer case vertical plate; 332, hoisting vertical plate; 333, third reinforcing rib plate. DETAILED DESCRIPTION

[0040] It should be noted that the following detailed description is merely illustrative in nature and is not intended to limit the application or the application of the application. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

[0041] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, elements, components, and / or groups thereof, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof. Based on the embodiments of the present application, all other embodiments falling within the scope of the present application will be obvious to those skilled in the art without doing creative work.

[0042] Embodiment One

[0043] In a typical embodiment of the present application, a driving component mounting bracket for a hybrid loader is provided for mounting an engine, a generator and a transfer case on a vehicle frame, as shown in Figures 1-7 which comprises a left front bracket 1, a right front bracket 2 and two rear brackets 3, wherein the left front bracket 1 and the right front bracket 2 are respectively arranged on the left and right sides of the front end of the vehicle frame 4 for mounting the engine 5; the two rear brackets 3 are respectively arranged on the left and right sides of the rear end of the vehicle frame 4.

[0044] The rear bracket 3 comprises a first mounting module 31, a second mounting module 32 and a third mounting module 33 fixedly connected, and the first mounting module 31, the second mounting module 32 and the third mounting module 33 are respectively fixedly connected with the engine 5, the generator 6 and the transfer case 7; the rear bracket 3 further comprises a mounting plate 34 connected with the vehicle frame, and the mounting plate 34 is fixedly connected with at least one mounting module.

[0045] Specifically, as shown in Figure 1 , 2 the engine 5, the two generators 6 and the transfer case 7 are coaxially connected in sequence from front to back, and are fixedly mounted into the vehicle frame through the bracket structure of the present embodiment. In order to reduce the cumulative error of assembly when mounting the three, two rear brackets which are the same structure and symmetrically mounted on the left and right sides are designed in the present embodiment, and the rear bracket adopts an integrated structure to fix the engine, the generator and the transfer case as a whole and mount them on the vehicle frame.

[0046] In the present embodiment, the second mounting module is arranged between the first mounting module and the second mounting module and is weldedly connected, and the second mounting module is fixedly connected with the mounting plate. The mounting plate is provided with a shock absorber to reduce resonance.

[0047] Specifically, as shown in Figures 3-5As shown, the second mounting module 32 includes a generator vertical plate 321, and a mounting hole is formed in the generator vertical plate for bolt connection with the generator 6. The first mounting module 31 includes a connecting vertical plate 312, an engine vertical plate 311, and a first reinforcing rib plate 313. One side of the connecting vertical plate 312 is welded and connected with the second mounting module 32 and the mounting plate 34, and the other side is fixedly connected with the engine vertical plate 311. The engine vertical plate 311 is fixed by bolt connection with the engine 5. The first reinforcing rib plate 313 is welded and fixed on the side of the engine vertical plate away from the engine, so as to improve the support strength of the structure.

[0048] As shown in Figure 4 , 5 , the second mounting module 32 further includes a second reinforcing rib plate 322. The side of the second reinforcing rib plate 322 is fixedly connected with the generator vertical plate 321, and the bottom side is fixedly connected with the mounting plate 34. In this embodiment, two generators 6 are provided and installed in front and back. Correspondingly, two second reinforcing rib plates 322 are provided on the mounting plate 34 along the length direction, and two connecting holes are formed in the mounting plate 34 and arranged outside the two second reinforcing rib plates 322, for connecting and mounting the shock absorber 8 with the vehicle frame 4. In this embodiment, a process hole is formed in the mounting plate between the two second reinforcing rib plates 322. After the engine, the generator, and the transfer case are all mounted on the support structure, the assembly can be hoisted to the platform, and the process hole can be used for positioning and guiding, so as to improve the assembly speed and accuracy.

[0049] In this embodiment, the third mounting module 33 includes a hoisting vertical plate 332, a transfer case vertical plate 331, and a third reinforcing rib plate 333. One side of the hoisting vertical plate 332 is fixedly connected with the generator vertical plate 321 and the mounting plate 34, and the other side is fixedly connected with the transfer case vertical plate 331. The transfer case vertical plate 331 is bolted with the transfer case 7. The third reinforcing rib plate 333 is welded and fixed on the side of the transfer case vertical plate away from the transfer case. As shown in Figures 3-5 , a hoisting hole is formed in the top of the hoisting vertical plate 332, which facilitates assembly. Two third reinforcing rib plates 333 are provided and welded in parallel at different heights on the transfer case vertical plate 331, so as to increase the structural strength of the third mounting module.

[0050] In this embodiment, as shown in Figure 4 , recesses 35 are formed in the back surfaces of the engine vertical plate 321 and the generator vertical plate 311, i.e., the surfaces close to the engine. The local slotting can provide a margin for finishing after welding, facilitate secondary processing after welding to improve the surface flatness, and reduce defects caused by welding deformation.

[0051] Specifically, as shown in Figure 2 , 6As shown, the right front support 2 is an L-shaped support structure, comprising a right front vertical plate 21, a right front mounting plate 22 and a front rib plate 23 which are integrally welded, the right front mounting plate 22 is horizontally arranged for connecting with the vehicle frame 4, the right front vertical plate 21 is bolted to the front end of the engine 5, and the front rib plate 23 is welded to the right front vertical plate 21 and the right front mounting plate 22 for structural reinforcement.

[0052] The left front support 1 is similar in structure to the right front support 2, as shown in Figure 2 、 7 The left front support 1 comprises a left front vertical plate 11 and a left front mounting plate 12 which are integrally welded, wherein the left front mounting plate 12 is horizontally arranged for connecting with the vehicle frame 4, and the left front vertical plate 11 is bolted to the front end of the engine 5. In addition, a vertical rib plate 13 is fixed on the left front vertical plate 11, which is welded to the front and rear ends of the left front mounting plate 12, and the front and rear sides of the left front vertical plate 11 are both processed with steps to avoid the position of the engine.

[0053] For convenient installation and positioning, process holes are also provided on the left front mounting plate and the right front mounting plate for guiding and positioning when the driving component assembly is hoisted to the installation platform, further improving the assembly accuracy and efficiency.

[0054] In this embodiment, the right front support and the left front support are both designed as L-shaped structures, and the rear supports are designed as T-shaped structures, the assembly of the entire driving component is realized by the combination of two L-shaped supports and two T-shaped supports, and the entire driving component is installed on the vehicle frame, the overall structure is beneficial to reduce resonance, greatly improves the installation accuracy of the engine, and reduces the cumulative tolerance of the driving component assembly.

[0055] Embodiment two

[0056] In another typical embodiment of the present application, a mounting method of a driving component mounting support for a hybrid loader is provided, based on the driving component mounting support for a hybrid loader of embodiment one, comprising the following steps:

[0057] After the engine assembly is completed, the left front support and the right front support are fixedly connected with the engine, and then the engine is placed on a transition platform;

[0058] Two generators and a transfer case are installed in sequence at the flywheel end of the engine, and the generators and the transfer case are coaxially connected with the engine;

[0059] Two rear supports are installed, and the driving component assembly is hoisted to the vehicle frame for installation.

[0060] Specifically, after the engine assembly is completed, the left front support and the right front support are bolted and installed to the front end of the engine on both sides, and the installed engine is hoisted to the special tooling of the transition platform.

[0061] Two generators and a transfer case are installed in sequence at the flywheel end of the engine, and the generators and the transfer case are coaxially installed on the power generation shaft at the flywheel end of the engine, so as to realize coaxial connection of the engine, the generators and the transfer case.

[0062] Then, the two rear supports are fixedly connected with the engine, the generators and the transfer case through bolts, so as to complete the installation and fixation of the whole mounting support structure and the engine, the generators and the transfer case, finally, the hoisting points are hung on the hoisting holes on the rear supports and the engine, and the assembled driving component assembly is installed on the vehicle frame. When the assembly is installed on the vehicle frame, one shock absorber can be installed at the connection of the left front support and the right front support, and two shock absorbers can be installed at the connection of each rear support, so that the arrangement of the six shock absorbers effectively reduces the stress and deformation of each shock absorber, and avoids the failure of the damping function caused by permanent deformation.

[0063] The mounting support structure of the embodiment is integrated, the engine, the generators and the transfer case are fixed as a whole for hoisting, the coaxiality deviation of the three is effectively reduced, resonance is reduced, assembly cumulative tolerance is reduced, and the service life of the whole machine is prolonged.

[0064] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit it, and those skilled in the art should understand that the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A drive member mounting bracket for a hybrid loader for mounting an engine, a generator and a transfer case on a vehicle frame, characterized by, The left front support and the right front support are arranged on the left and right sides of the front end of the whole vehicle frame respectively and used for mounting the engine. The rear support comprises a first mounting module, a second mounting module and a third mounting module which are fixedly connected, and the first mounting module, the second mounting module and the third mounting module are fixedly connected with the engine, the generator and the transfer case respectively. The second mounting module is arranged between the first mounting module and the second mounting module and is welded. The mounting plate is fixedly connected with at least one mounting module. The first mounting module comprises a connecting vertical plate, an engine vertical plate and a first reinforcing rib plate. The third mounting module comprises a lifting vertical plate, a transfer case vertical plate and a third reinforcing rib plate. The right front support comprises a right front vertical plate, a right front mounting plate and a front rib plate which are integrally welded.

2. A drive component mounting bracket for a hybrid loader as set forth in claim 1, characterized in that, The second mounting module comprises a generator vertical plate.

3. A drive component mounting bracket for a hybrid loader as set forth in claim 1, characterized in that, The back surface of the engine vertical plate and the generator vertical plate is provided with a groove.

4. A drive component mounting bracket for a hybrid loader as set forth in claim 2, characterized in that, The second mounting module further comprises a second reinforcing rib plate.

5. A method of installing a drive component mounting bracket for a hybrid loader, based on the drive component mounting bracket for a hybrid loader according to any one of claims 1 to 4, characterized in that, The steps comprise: After the engine is processed, the left front support and the right front support are fixedly connected with the engine, and then the engine is placed on a transition platform; Two generators and a transfer case are mounted in sequence at the flywheel end of the engine, and the generator, the transfer case and the engine are coaxially connected; Two rear supports are installed, and the driving component assembly is hoisted to the whole vehicle frame for installation.

Images