CN107985408B - Commercial vehicle steering device and periphery assembly double-layer arrangement frame - Google Patents
Commercial vehicle steering device and periphery assembly double-layer arrangement frame Download PDFInfo
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- CN107985408B CN107985408B CN201711462961.4A CN201711462961A CN107985408B CN 107985408 B CN107985408 B CN 107985408B CN 201711462961 A CN201711462961 A CN 201711462961A CN 107985408 B CN107985408 B CN 107985408B
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- 238000009434 installation Methods 0.000 claims abstract description 79
- 238000013016 damping Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 239000003921 oil Substances 0.000 description 27
- 238000010586 diagram Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D5/00—Power-assisted or power-driven steering
- B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Combustion & Propulsion (AREA)
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- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model provides a frame is arranged to commercial car steering device and periphery assembly bilayer, including frame crossbeam, frame left side longeron, frame right side longeron, go up frame support unit and lower frame support unit, the bottom of going up frame support unit is connected with the top of frame left side longeron, frame right side longeron, the both ends of lower frame support unit are connected with the medial surface of frame left side longeron, frame right side longeron, be provided with steering oil tank installation position and controller installation position on the last frame support unit, be provided with steering pump installation position on the lower frame support unit, the steering pump that steering pump installation position is connected is electric hydraulic power steering pump, frame left side longeron is connected with the steering engine through the steering engine support. The design not only can be used for installing the electric hydraulic power steering pump and is suitable for the arrangement of steering systems on electric commercial vehicles, but also has larger installation space and stronger firmness.
Description
Technical Field
The utility model relates to an arrangement structure of a steering system for a vehicle, belongs to the technical field of steering systems of vehicles, and particularly relates to a steering device of a commercial vehicle and a double-layer arrangement frame of a peripheral assembly, which is particularly suitable for arrangement of the steering system on the electric commercial vehicle.
Background
At present, the automobile market has an increasing demand for electric commercial vehicles, especially electric trucks, but because the electric truck steering system is different from the conventional engine truck, the electric truck does not have a steering pump with an engine and loses a hydraulic power source, only a new power source can be configured to provide hydraulic power for steering, and meanwhile, the arrangement problem of the new power source and peripheral parts thereof can be considered, so that the frame structure of the existing electric commercial vehicle is urgently needed to be improved.
The utility model patent with the authority notice number of CN202879576U and the authority notice date of 2013, 4 and 17 discloses a truck steering heat dissipation device, which comprises a steering oil pump, a steering oil tank, a steering oil return pipeline, a steering machine bracket and a steering machine, wherein a radiator is arranged in the steering oil return pipeline between the steering machine and the steering oil tank. Although this design can reduce the system temperature rise rate and maximum temperature under normal operation of heavy load frequent steering conditions of the vehicle, it still has the following drawbacks:
firstly, the hydraulic power source adopted by the design is a steering oil pump, and the steering oil pump is suitable for a conventional commercial vehicle and is not suitable for an electric commercial vehicle;
secondly, the frame structure of this design is the individual layer installation frame that includes two longerons and crossbeam therebetween, only has one deck installation space, and installation space is less, is unfavorable for the installation of newly-increased hydraulic power source and supporting spare part, just is not applicable to the arrangement of steering system on the electronic commercial car yet.
The disclosure of this background section is only intended to increase the understanding of the general background of the present patent application and should not be taken as an admission or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to overcome the defects and problems that the installation space is small and the installation space is not suitable for the arrangement of the steering system on the electric commercial vehicle in the prior art, and provides a commercial vehicle steering device and a peripheral assembly double-layer arrangement frame which are large in installation space and suitable for the arrangement of the steering system on the electric commercial vehicle.
In order to achieve the above object, the technical solution of the present utility model is: a commercial vehicle steering device and a peripheral assembly double-layer arrangement frame comprise a frame cross beam, a frame left longitudinal beam and a frame right longitudinal beam which are parallel to each other, wherein two ends of the frame cross beam are connected with the inner side surfaces of the frame left longitudinal beam and the frame right longitudinal beam;
the double-layer arrangement frame further comprises an upper frame support unit and a lower frame support unit, wherein the bottom of the upper frame support unit is connected with the tops of the left frame longitudinal beam and the right frame longitudinal beam, the two ends of the lower frame support unit are connected with the inner side surfaces of the left frame longitudinal beam and the right frame longitudinal beam, and the lower frame support unit is lower than the upper frame support unit; the steering oil tank mounting position and the controller mounting position are arranged on the upper frame support unit, the steering pump mounting position is arranged on the lower frame support unit, and the left side rail of the frame is connected with the steering engine through the steering engine support.
The steering pump connected with the steering pump installation position is an electro-hydraulic power-assisted steering pump, and the electro-hydraulic power-assisted steering pump comprises a motor and a mechanical pump.
The upper frame support unit comprises a front U-shaped beam, a middle U-shaped beam and a rear U-shaped beam which are parallel to a frame cross beam, the distance between the front U-shaped beam and the frame cross beam, the distance between the middle U-shaped beam and the frame cross beam and the distance between the rear U-shaped beam and the frame cross beam are sequentially increased, the bottom two ends of the front U-shaped beam, the middle U-shaped beam and the rear U-shaped beam are connected with the tops of a left longitudinal beam and a right longitudinal beam of the frame, and the tops of the front U-shaped beam, the middle U-shaped beam and the rear U-shaped beam are arched upwards; the middle part of the front U-shaped beam is connected with one side of the middle part of the middle U-shaped beam through a front beam, the other side of the middle U-shaped beam is connected with the middle part of the rear U-shaped beam through a rear three-beam and a rear four-beam, a steering oil tank installation position is arranged on the front beam, and a controller installation position is arranged on the rear three-beam and the rear four-beam.
The middle part of the front U-shaped beam is connected with one surface of the middle part of the middle U-shaped beam through a front two-beam, a front three-beam and a front four-beam, and the front first-beam, the front two-beam, the front three-beam and the front four-beam are sequentially arranged and are parallel to each other; the other surface in the middle of the middle U-shaped beam is connected with the middle of the rear U-shaped beam through a rear beam and a rear beam, the rear two beams, the rear three beams and the rear four beams are sequentially arranged, and the two beams are parallel to each other.
The front beam is arranged at the junction of the middle flat part and the lower bent part in the front U-shaped beam and the middle U-shaped beam, the rear four beams are arranged at the junction of the middle flat part and the lower bent part in the rear U-shaped beam, and the front beam and the rear four beams are arranged in opposite directions in diagonal lines.
The steering oil tank installation position is a steering oil tank installation hole formed in the previous beam, the steering oil tank installation hole is fixedly connected with one surface of the bottom installation plate through a connecting bolt, the other surface of the bottom installation plate is connected with one end of the wing fixing plate, the other end of the wing fixing plate is connected with two ends of the arc fixing plate, and the middle part of the arc fixing plate is connected with the side wall of the steering oil tank.
The controller installation position is a plurality of controller installation holes formed in the rear three beams and the rear four beams, the controller installation holes are connected with the bottom of the controller through connecting bolts, and the positions, located between the rear three beams, the rear four beams and the bottom of the controller, of the connecting bolts are sleeved with controller damping cushions.
The lower frame support unit comprises a straight beam and beam connecting seats, two ends of the straight beam are respectively connected with the inner side faces of the left side longitudinal beam and the right side longitudinal beam of the frame through the beam connecting seats, the middle part of the straight beam is connected with the bottom of the frame cross beam through a bottom beam unit, a steering pump mounting position is arranged on the bottom beam unit, and the bottom beam unit, the straight beam and the beam connecting seats are covered under the upper frame support unit.
The bottom beam unit comprises a left bottom longitudinal beam, a right bottom longitudinal beam, a first bottom cross beam and a second bottom cross beam, wherein the left bottom longitudinal beam and the right bottom longitudinal beam are mutually parallel, the two ends of the left bottom longitudinal beam and the right bottom longitudinal beam are connected with the middle parts of the first cross beam and the frame cross beam, the top surfaces of the left bottom longitudinal beam and the right bottom longitudinal beam are connected with the bottom surfaces of the first bottom cross beam and the second bottom cross beam, and steering pump mounting positions are arranged on the first bottom cross beam and the second bottom cross beam.
The steering pump installation position is a plurality of steering pump installation holes arranged on the first bottom cross beam and the second bottom cross beam, and the steering pump installation holes are connected with the bottom of the steering pump after passing through the connecting bolts and the pump damping cushions in sequence.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the double-layer arrangement frame of the commercial vehicle steering device and the peripheral assembly, an upper frame support unit and a lower frame support unit are additionally arranged to install a steering oil tank, a controller and a steering pump, and meanwhile, a left longitudinal beam of a vehicle frame is connected with a steering engine through a steering engine support, wherein the steering pump is an electric hydraulic power-assisted steering pump suitable for an electric commercial vehicle, the controller is controlled by signals and electric power to adjust the power and the rotating speed of the steering pump, and the steering oil tank, the steering pump and the steering engine are responsible for the circulation of the whole steering hydraulic oil path. Therefore, the utility model can be provided with the electro-hydraulic power steering pump and is suitable for the arrangement of a steering system on an electric commercial vehicle.
2. The utility model relates to a commercial vehicle steering device and a double-layer arrangement frame of a peripheral assembly, wherein an upper frame support unit and a lower frame support unit are additionally arranged to be suitable for the arrangement of an upper steering system of an electric commercial vehicle, wherein the bottoms of three U-shaped beams in the upper frame support unit are connected with the tops of a left longitudinal beam and a right longitudinal beam of a vehicle frame, the tops of the U-shaped beams arch upwards, and the lower frame support unit is lower than the upper frame support unit, and the two ends of the lower frame support unit are connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam of the vehicle frame. Therefore, the utility model not only has larger installation space, but also is suitable for the arrangement of the steering system on the electric commercial vehicle.
3. In the double-layer arrangement frame of the commercial vehicle steering device and the peripheral assembly, the upper frame support unit is connected with the frame cross beam and the lower frame support unit through the frame left longitudinal beam and the frame right longitudinal beam, so that the whole is constructed, the stability is high, especially when adjacent U-shaped beams are connected through the front beam, the front two beams, the front three beams, the front four beams, the rear beam, the rear two beams, the rear three beams and the rear four beams, and the bottom beam unit comprises the left bottom longitudinal beam, the right bottom longitudinal beam, the bottom first cross beam and the bottom two cross beams, the firmness is high, the installation positions are more, and the installation space is larger. Therefore, the utility model has stronger firmness and larger installation space.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the assembly of the present utility model with a steering tank, a controller, a steering pump, and a steering engine.
Fig. 3 is a schematic structural view of the upper frame bracket unit in the present utility model.
Fig. 4 is an assembled schematic diagram of fig. 3 and a controller.
Fig. 5 is a schematic diagram of the assembly of the present utility model with a steering tank.
Fig. 6 is an enlarged schematic view of the steering tank, previous beam assembly relationship of fig. 5.
Fig. 7 is a schematic structural view of the lower frame bracket unit in the present utility model.
Fig. 8 is a schematic diagram of the assembly of fig. 7 with a steering pump.
In the figure: the vehicle frame cross member 1, the vehicle frame left side member 11, the vehicle frame right side member 12, the upper frame bracket unit 2, the front U-shaped beam 21, the middle U-shaped beam 22, the middle flat portion 221, the kick-down portion 222, the rear U-shaped beam 23, the front two-beam 24, the front three-beam 25, the front four-beam 26, the rear one-beam 27, the rear two-beam 28, the lower frame bracket unit 3, the straight beam 31, the beam connection base 32, the steering tank mount location 4, the front one-beam 41, the steering tank mount hole 42, the bottom mount plate 43, the wing mount plate 44, the arc mount plate 45, the steering tank 46, the controller mount location 5, the rear three-beam 51, the rear four-beam 52, the controller mount hole 53, the controller 54, the controller cushion 55, the steering pump mount location 6, the steering pump mount hole 61, the pump cushion 62, the steering pump 63, the motor 64, the mechanical pump 65, the steering machine 7, the steering machine bracket 71, the connection bolt 8, the bottom beam unit 9, the left bottom side member 91, the right bottom side member 92, the bottom one-beam 93, the bottom two-beam 94.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 8, a commercial vehicle steering device and periphery assembly double-layer arrangement frame comprises a frame cross beam 1, and a frame left longitudinal beam 11 and a frame right longitudinal beam 12 which are parallel to each other, wherein two ends of the frame cross beam 1 are connected with inner side surfaces of the frame left longitudinal beam 11 and the frame right longitudinal beam 12;
the double-layer arrangement frame further comprises an upper frame support unit 2 and a lower frame support unit 3, wherein the bottom of the upper frame support unit 2 is connected with the tops of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, the two ends of the lower frame support unit 3 are connected with the inner side surfaces of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, and the lower frame support unit 3 is lower than the upper frame support unit 2; the upper frame support unit 2 is provided with a steering oil tank installation position 4 and a controller installation position 5, the lower frame support unit 3 is provided with a steering pump installation position 6, and the left frame longitudinal beam 11 is connected with a steering engine 7 through a steering engine support 71.
The steering pump to which the steering pump mounting location 6 is connected is an electro-hydraulic power steering pump comprising an electric motor 64 and a mechanical pump 65.
The upper frame bracket unit 2 comprises a front U-shaped beam 21, a middle U-shaped beam 22 and a rear U-shaped beam 23 which are parallel to the frame cross beam 1, wherein the distance between the front U-shaped beam 21 and the frame cross beam 1, the distance between the middle U-shaped beam 22 and the frame cross beam 1 and the distance between the rear U-shaped beam 23 and the frame cross beam 1 are sequentially increased, and the two ends of the bottoms of the front U-shaped beam 21, the middle U-shaped beam 22 and the rear U-shaped beam 23 are connected with the tops of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, and the tops of the front U-shaped beam 21, the middle U-shaped beam 22 and the rear U-shaped beam 23 are arched upwards; the middle part of the front U-shaped beam 21 is connected with one side of the middle part of the middle U-shaped beam 22 through a front beam 41, the other side of the middle part of the middle U-shaped beam 22 is connected with the middle part of the rear U-shaped beam 23 through a rear three-beam 51 and a rear four-beam 52, a steering oil tank installation position 4 is arranged on the front beam 41, and a controller installation position 5 is arranged on the rear three-beam 51 and the rear four-beam 52.
The middle part of the front U-shaped beam 21 is connected with one surface of the middle part of the middle U-shaped beam 22 through a front two-beam 24, a front three-beam 25 and a front four-beam 26, and the front one-beam 41, the front two-beam 24, the front three-beam 25 and the front four-beam 26 are sequentially arranged and are parallel to each other; the other side of the middle part of the middle U-shaped beam 22 is connected with the middle part of the rear U-shaped beam 23 through a rear first beam 27 and a rear second beam 28, and the rear first beam 27, the rear second beam 28, the rear third beam 51 and the rear fourth beam 52 are sequentially arranged and are parallel to each other.
The front beam 41 is arranged near the junction of the middle flat part 221 and the lower bent part 222 in the front U-shaped beam 21 and the middle U-shaped beam 22, the rear four beams 52 are arranged near the junction of the middle U-shaped beam 22 and the middle flat part 221 and the lower bent part 222 in the rear U-shaped beam 23, and the front beam 41 and the rear four beams 52 are arranged opposite to each other in a diagonal line.
The steering oil tank installation site 4 is a steering oil tank installation hole 42 formed in the previous beam 41, the steering oil tank installation hole 42 is fixedly connected with one surface of the bottom installation plate 43 through a connecting bolt 8, the other surface of the bottom installation plate 43 is connected with one end of the wing fixing plate 44, the other end of the wing fixing plate 44 is connected with two ends of the arc fixing plate 45, and the middle part of the arc fixing plate 45 is connected with the side wall of the steering oil tank 46.
The controller installation position 5 is a plurality of controller installation holes 53 formed in the rear three-beam 51 and the rear four-beam 52, the controller installation holes 53 are connected with the bottom of the controller 54 through connecting bolts 8, and a controller damping cushion 55 is sleeved on the connecting bolts 8 at the positions between the rear three-beam 51, the rear four-beam 52 and the bottom of the controller 54.
The lower frame support unit 3 comprises a straight beam 31 and a beam connecting seat 32, two ends of the straight beam 31 are respectively connected with the inner side surfaces of the left side longitudinal beam 11 and the right side longitudinal beam 12 of the frame through a beam Lian Jie, the middle part of the straight beam 31 is connected with the bottom of the frame cross beam 1 through a bottom beam unit 9, a steering pump mounting position 6 is arranged on the bottom beam unit 9, and the bottom beam unit 9, the straight beam 31 and the beam connecting seat 32 are covered under the upper frame support unit 2.
The bottom beam unit 9 comprises a left bottom longitudinal beam 91, a right bottom longitudinal beam 92, a bottom first cross beam 93 and a bottom second cross beam 94, the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are parallel to each other, two ends of the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are connected with the middle parts of the horizontal beam 31 and the frame cross beam 1, the top surfaces of the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are connected with the bottom surfaces of the bottom first cross beam 93 and the bottom second cross beam 94, and the bottom first cross beam 93 and the bottom second cross beam 94 are provided with a steering pump installation position 6.
The steering pump mounting position 6 is a plurality of steering pump mounting holes 61 arranged on the bottom first beam 93 and the bottom second beam 94, and the steering pump mounting holes 61 are connected with the bottom of the steering pump 63 after passing through the connecting bolts 8 and the pump damping cushions 62 in sequence.
The principle of the utility model is explained as follows:
in order to adopt an electric hydraulic power steering pump (electric power steering pump for short) to replace a conventional pump so as to adapt to the normal play of an electric commercial vehicle steering system (particularly suitable for an electric truck with a reversible cab), and meanwhile, the utility model specially designs a double-layer arrangement frame taking the control strategy and the arrangement of parts of the electric power steering pump into consideration. The design has the advantages that the upper and lower layers of spaces are arranged, the installation positions are many, the installation space is large, the upper and lower layers of spaces are not mutually interfered, the upper and lower layers of spaces are not mutually influenced, the installation, the disassembly and the maintenance of the electric steering pump and the controller assembly are facilitated, in addition, the electric steering pump and the controller assembly can be used for arranging other assemblies, and the cost performance is improved. In addition, upper mounting space and the upper airfoil of frame cooperation installation, lower floor's mounting space and the lower airfoil of frame cooperation installation, and form an organic whole with the help of the frame crossbeam, it is more firm, especially when connecting through preceding roof beam, preceding two roof beams, preceding three roof beams, preceding four roof beams, back roof beam, back two roof beams, back three roof beams, back four roof beams between the adjacent U type roof beam, and when the sill unit includes left end longeron, right end longeron, end one crossbeam and end two crossbeams, the fastness is stronger, the installation site is more, the installation space is bigger.
Example 1:
referring to fig. 1 to 8, a commercial vehicle steering device and periphery assembly double-layer arrangement frame comprises a frame cross beam 1, and a frame left longitudinal beam 11 and a frame right longitudinal beam 12 which are parallel to each other, wherein two ends of the frame cross beam 1 are connected with inner side surfaces of the frame left longitudinal beam 11 and the frame right longitudinal beam 12; the double-layer arrangement frame further comprises an upper frame support unit 2 and a lower frame support unit 3, wherein the bottom of the upper frame support unit 2 is connected with the tops of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, the two ends of the lower frame support unit 3 are connected with the inner side surfaces of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, and the lower frame support unit 3 is lower than the upper frame support unit 2; the upper frame support unit 2 is provided with a steering oil tank installation position 4 and a controller installation position 5, the lower frame support unit 3 is provided with a steering pump installation position 6, and the left frame longitudinal beam 11 is connected with a steering engine 7 through a steering engine support 71. The steering pump to which the steering pump mounting location 6 is connected is preferably an electro-hydraulic power steering pump comprising an electric motor 64 and a mechanical pump 65.
Example 2:
the basic content is the same as in example 1, except that:
the upper frame bracket unit 2 comprises a front U-shaped beam 21, a middle U-shaped beam 22 and a rear U-shaped beam 23 which are parallel to the frame cross beam 1, wherein the distance between the front U-shaped beam 21 and the frame cross beam 1, the distance between the middle U-shaped beam 22 and the frame cross beam 1 and the distance between the rear U-shaped beam 23 and the frame cross beam 1 are sequentially increased, and the two ends of the bottoms of the front U-shaped beam 21, the middle U-shaped beam 22 and the rear U-shaped beam 23 are connected with the tops of the left frame longitudinal beam 11 and the right frame longitudinal beam 12, and the tops of the front U-shaped beam 21, the middle U-shaped beam 22 and the rear U-shaped beam 23 are arched upwards; the middle part of the front U-shaped beam 21 is connected with one side of the middle part of the middle U-shaped beam 22 through a front beam 41, the other side of the middle part of the middle U-shaped beam 22 is connected with the middle part of the rear U-shaped beam 23 through a rear three-beam 51 and a rear four-beam 52, a steering oil tank installation position 4 is arranged on the front beam 41, and a controller installation position 5 is arranged on the rear three-beam 51 and the rear four-beam 52.
Example 3:
the basic content is the same as in example 2, except that:
the middle part of the front U-shaped beam 21 is connected with one surface of the middle part of the middle U-shaped beam 22 through a front two-beam 24, a front three-beam 25 and a front four-beam 26, and the front one-beam 41, the front two-beam 24, the front three-beam 25 and the front four-beam 26 are sequentially arranged and are parallel to each other; the other side of the middle part of the middle U-shaped beam 22 is connected with the middle part of the rear U-shaped beam 23 through a rear first beam 27 and a rear second beam 28, and the rear first beam 27, the rear second beam 28, the rear third beam 51 and the rear fourth beam 52 are sequentially arranged and are parallel to each other.
The front beam 41 is arranged near the junction of the middle flat part 221 and the lower bent part 222 in the front U-shaped beam 21 and the middle U-shaped beam 22, the rear four beams 52 are arranged near the junction of the middle U-shaped beam 22 and the middle flat part 221 and the lower bent part 222 in the rear U-shaped beam 23, and the front beam 41 and the rear four beams 52 are arranged opposite to each other in a diagonal line.
Example 4:
the basic content is the same as in example 3, except that:
the steering oil tank installation site 4 is a steering oil tank installation hole 42 formed in the previous beam 41, the steering oil tank installation hole 42 is fixedly connected with one surface of the bottom installation plate 43 through a connecting bolt 8, the other surface of the bottom installation plate 43 is connected with one end of the wing fixing plate 44, the other end of the wing fixing plate 44 is connected with two ends of the arc fixing plate 45, and the middle part of the arc fixing plate 45 is connected with the side wall of the steering oil tank 46. The controller installation position 5 is a plurality of controller installation holes 53 formed in the rear three-beam 51 and the rear four-beam 52, the controller installation holes 53 are connected with the bottom of the controller 54 through connecting bolts 8, and a controller damping cushion 55 is sleeved on the connecting bolts 8 at the positions between the rear three-beam 51, the rear four-beam 52 and the bottom of the controller 54.
Example 5:
the basic content is the same as in example 1, except that:
the lower frame support unit 3 comprises a straight beam 31 and a beam connecting seat 32, two ends of the straight beam 31 are respectively connected with the inner side surfaces of the left side longitudinal beam 11 and the right side longitudinal beam 12 of the frame through a beam Lian Jie, the middle part of the straight beam 31 is connected with the bottom of the frame cross beam 1 through a bottom beam unit 9, a steering pump mounting position 6 is arranged on the bottom beam unit 9, and the bottom beam unit 9, the straight beam 31 and the beam connecting seat 32 are covered under the upper frame support unit 2.
Example 6:
the basic content is the same as in example 5, except that:
the bottom beam unit 9 comprises a left bottom longitudinal beam 91, a right bottom longitudinal beam 92, a bottom first cross beam 93 and a bottom second cross beam 94, the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are parallel to each other, two ends of the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are connected with the middle parts of the horizontal beam 31 and the frame cross beam 1, the top surfaces of the left bottom longitudinal beam 91 and the right bottom longitudinal beam 92 are connected with the bottom surfaces of the bottom first cross beam 93 and the bottom second cross beam 94, and the bottom first cross beam 93 and the bottom second cross beam 94 are provided with a steering pump installation position 6. The steering pump mounting position 6 is a plurality of steering pump mounting holes 61 arranged on the bottom first beam 93 and the bottom second beam 94, and the steering pump mounting holes 61 are connected with the bottom of the steering pump 63 after passing through the connecting bolts 8 and the pump damping cushions 62 in sequence.
Claims (7)
1. The utility model provides a commercial car turns to device and peripheral assembly double-deck frame of arranging, includes frame cross member (1) and frame left longeron (11), frame right longeron (12) that are parallel to each other, and the both ends of frame cross member (1) are connected its characterized in that with the medial surface of frame left longeron (11), frame right longeron (12):
the double-layer arrangement frame further comprises an upper frame support unit (2) and a lower frame support unit (3), the bottom of the upper frame support unit (2) is connected with the tops of the frame left longitudinal beam (11) and the frame right longitudinal beam (12), two ends of the lower frame support unit (3) are connected with the inner side surfaces of the frame left longitudinal beam (11) and the frame right longitudinal beam (12), and the lower frame support unit (3) is lower than the upper frame support unit (2); the upper frame support unit (2) is provided with a steering oil tank installation position (4) and a controller installation position (5), the lower frame support unit (3) is provided with a steering pump installation position (6), and the left frame longitudinal beam (11) is connected with a steering machine (7) through a steering machine support (71);
the upper frame support unit (2) comprises a front U-shaped beam (21), a middle U-shaped beam (22) and a rear U-shaped beam (23) which are parallel to the frame cross beam (1), wherein the distance between the front U-shaped beam (21) and the frame cross beam (1), the distance between the middle U-shaped beam (22) and the frame cross beam (1) and the distance between the rear U-shaped beam (23) and the frame cross beam (1) are sequentially increased, and the two ends of the bottom of the front U-shaped beam (21), the middle U-shaped beam (22) and the bottom of the rear U-shaped beam (23) are connected with the tops of the left frame longitudinal beam (11) and the right frame longitudinal beam (12), and the tops of the front U-shaped beam (21), the middle U-shaped beam (22) and the rear U-shaped beam (23) are arched upwards; the middle part of the front U-shaped beam (21) is connected with one surface of the middle part of the middle U-shaped beam (22) through a front beam (41), the other surface of the middle part of the middle U-shaped beam (22) is connected with the middle part of the rear U-shaped beam (23) through a rear three-beam (51) and a rear four-beam (52), a steering oil tank installation position (4) is arranged on the front beam (41), and a controller installation position (5) is arranged on the rear three-beam (51) and the rear four-beam (52);
the lower frame support unit (3) comprises a straight beam (31) and a beam connecting seat (32), two ends of the straight beam (31) are respectively connected with the inner side surfaces of a left frame longitudinal beam (11) and a right frame longitudinal beam (12) through a beam Lian Jie (32), the middle part of the straight beam (31) is connected with the bottom of a frame cross beam (1) through a bottom beam unit (9), a steering pump mounting position (6) is arranged on the bottom beam unit (9), and the bottom beam unit (9), the straight beam (31) and the beam connecting seat (32) are covered under the upper frame support unit (2);
the bottom beam unit (9) comprises a left bottom longitudinal beam (91), a right bottom longitudinal beam (92), a bottom cross beam (93) and a bottom two cross beam (94), wherein the left bottom longitudinal beam (91) and the right bottom longitudinal beam (92) are mutually parallel, two ends of the left bottom longitudinal beam (91) and the right bottom longitudinal beam (92) are connected with the middle parts of a character beam (31) and a frame cross beam (1), the top surfaces of the left bottom longitudinal beam (91) and the right bottom longitudinal beam (92) are connected with the bottom surfaces of the bottom two cross beam (93) and the bottom two cross beam (94), and a steering pump mounting position (6) is arranged on the bottom one cross beam (93) and the bottom two cross beam (94).
2. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: the steering pump connected with the steering pump mounting position (6) is an electro-hydraulic power-assisted steering pump, and the electro-hydraulic power-assisted steering pump comprises a motor (64) and a mechanical pump (65).
3. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: the middle part of the front U-shaped beam (21) is connected with one surface of the middle part of the middle U-shaped beam (22) through a front two-beam (24), a front three-beam (25) and a front four-beam (26), and the front one-beam (41), the front two-beam (24), the front three-beam (25) and the front four-beam (26) are sequentially arranged and are parallel to each other; the other side of the middle part of the middle U-shaped beam (22) is connected with the middle part of the rear U-shaped beam (23) through a rear beam (27) and a rear beam (28), and the rear beam (27), the rear beam (28), the rear beam (51) and the rear beam (52) are sequentially arranged and are parallel to each other.
4. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: the front beam (41) is arranged near the junction of the middle flat part (221) and the lower bent part (222) in the front U-shaped beam (21) and the middle U-shaped beam (22), the rear four beams (52) are arranged near the junction of the middle flat part (221) and the lower bent part (222) in the middle U-shaped beam (22) and the rear U-shaped beam (23), and the diagonal lines of the front beam (41) and the rear four beams (52) are arranged opposite to each other.
5. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: steering oil tank installation position (4) is steering oil tank installation hole (42) of seting up on preceding roof beam (41), and this steering oil tank installation hole (42) are through connecting bolt (8) and one side fixed connection of end mounting panel (43), and the another side of end mounting panel (43) is connected with one end of wing fixed plate (44), and the other end of wing fixed plate (44) is connected with the both ends of arc fixed plate (45), and the middle part of arc fixed plate (45) is connected with the side wall of steering oil tank (46).
6. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: the controller installation position (5) is a plurality of controller installation holes (53) formed in the rear three-beam (51) and the rear four-beam (52), the controller installation holes (53) are connected with the bottom of the controller (54) through connecting bolts (8), and a controller damping cushion (55) is sleeved on the connecting bolts (8) at the position between the rear three-beam (51), the rear four-beam (52) and the bottom of the controller (54).
7. The commercial vehicle steering device and perimeter assembly double-deck arrangement frame of claim 1, wherein: the steering pump installation position (6) is a plurality of steering pump installation holes (61) arranged on the bottom first beam (93) and the bottom second beam (94), and the steering pump installation holes (61) are connected with the bottom of the steering pump (63) after passing through the connecting bolts (8) and the pump damping cushions (62) in sequence.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711462961.4A CN107985408B (en) | 2017-12-28 | 2017-12-28 | Commercial vehicle steering device and periphery assembly double-layer arrangement frame |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711462961.4A CN107985408B (en) | 2017-12-28 | 2017-12-28 | Commercial vehicle steering device and periphery assembly double-layer arrangement frame |
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| CN107985408A CN107985408A (en) | 2018-05-04 |
| CN107985408B true CN107985408B (en) | 2023-05-12 |
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| CN201711462961.4A Active CN107985408B (en) | 2017-12-28 | 2017-12-28 | Commercial vehicle steering device and periphery assembly double-layer arrangement frame |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109131562A (en) * | 2018-08-22 | 2019-01-04 | 东风商用车有限公司 | Arrangement structure of Z-shaped automobile cross beam |
| CN113787978B (en) * | 2021-10-22 | 2023-06-20 | 集瑞联合重工有限公司 | Fixing bracket for vehicle |
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| CN107985408A (en) | 2018-05-04 |
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