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CN-121019238-B - Right suspension bracket structure of fastening type automobile engine

CN121019238BCN 121019238 BCN121019238 BCN 121019238BCN-121019238-B

Abstract

The invention discloses a right suspension bracket structure of a fastening type automobile engine, which relates to the related field of hybrid automobile engines and comprises a bracket piece, a suspension piece and a fixed foot, wherein one side of the bracket piece is connected with the engine through a locking bolt, the end part of the bracket piece is connected with the suspension piece through a bolt, the suspension piece comprises at least two oil cavities arranged between sleeve assemblies, and a heat auxiliary mechanism is connected with a driving piece for adjusting the flow rate of an engine oil outlet. According to the right suspension bracket arm structure of the fastening type automobile engine, the oil cavity is pre-filled with engine oil, the engine oil is in a viscous state due to low temperature before starting in winter, the damping effect can be directly increased, generated heat is transmitted to the oil cavity through the thermal auxiliary mechanism, the internal viscous engine oil is heated to improve fluidity, the engine oil is enabled to be circularly adapted to the high-speed working condition of the engine, high-frequency vibration during high-speed running is further accurately restrained, and the vibration damping performance and the running stability of the bracket arm are remarkably improved.

Inventors

  • WANG YANG
  • WANG ZHENG
  • Xue Yehu

Assignees

  • 常州弘敢电器科技有限公司

Dates

Publication Date
20260512
Application Date
20250918

Claims (8)

  1. 1. The right suspension bracket structure of the fastening type automobile engine comprises a bracket arm piece (1), a suspension piece and a fixed foot (3), wherein one side of the bracket arm piece (1) is connected with the engine through a locking bolt, the end part of the bracket arm piece (1) is connected with the suspension piece through a bolt, the lower end of the suspension piece is fixed with the side wall of the fixed foot (3), the bottom of the fixed foot (3) is connected with a frame through a bolt, the right suspension bracket arm structure is characterized in that the suspension piece comprises at least two oil cavities (6) arranged between sleeve assemblies, the sleeve assemblies are in sliding fit with the oil cavities (6), a damping mechanism with a damping effect is further arranged between the sleeve assemblies and the inside of the oil cavities (6), the left side and the right side of each oil cavity (6) are respectively connected with an engine oil inlet (10) and an engine oil outlet (13), a heat auxiliary mechanism for heating the oil cavities (6) is arranged on the outer side of each oil cavity (6), an air inlet source of each heat auxiliary mechanism is connected with an exhaust manifold of the engine through a pump body, and a driving piece (17) for adjusting the flow rate of the engine oil outlet (17) is further connected to the lower end position of one side of each heat auxiliary mechanism; The damping mechanism comprises a first piston rod (5) fixed at the top end of the inner side of the first connecting sleeve (2), the outer side of the first piston rod (5) is slidably arranged in the oil cavity (6), the top of the outer side of the oil cavity (6) is attached to the inner side of the top of the first connecting sleeve (2) through a first spring (4), a second piston rod (7) is slidably arranged in the lower end of the oil cavity (6), the bottom of the second piston rod (7) is fixed at the bottom end of the inner side of the second connecting sleeve (9), and the inner side of the second connecting sleeve (9) is attached to the outer side of the bottom of the oil cavity (6) through a second spring (8); The heat auxiliary mechanism comprises a laminating ring (15) fixed on the outer side of the oil cavity (6), one side of the laminating ring (15) is communicated with a hot air inlet channel (14), the other side of the laminating ring is communicated with a hot air discharge channel (16), and a pressure nozzle is arranged in the hot air discharge channel (16).
  2. 2. The right suspension bracket structure of the fastening type automobile engine of claim 1, wherein the engine oil inlet (10) comprises an oil inlet channel (1001), one end of the oil inlet channel (1001) is communicated with an engine oil bottom shell through a pump body, the other end of the oil inlet channel (1001) is communicated with an impurity collecting channel (1002) and an inlet (11), an arc slope (1003) is arranged at the contact end of the impurity collecting channel (1002) and the inlet (11), and a filter screen (1004) is arranged at one side, far away from the oil inlet channel (1001), of the arc slope (1003) and used for filtering engine oil residues.
  3. 3. The right suspension bracket structure of the fastening type automobile engine of claim 2, wherein the outer side of the lower end of the impurity collecting channel (1002) is connected with a threaded collecting sleeve (12) in a threaded mode, the threaded collecting sleeve (12) is located on the outer side of the oil cavity (6), and one end, far away from the impurity collecting channel (1002), of the inlet (11) extends into the oil cavity (6).
  4. 4. The right suspension bracket structure of the fastening type automobile engine, as claimed in claim 1, is characterized in that the attaching ring (15) is of a hollow structure, a graphene heat conduction material is adopted at one side close to the oil cavity (6), and the driving piece (17) is fixedly communicated with the lower end of the attaching ring (15).
  5. 5. The right suspension bracket structure of the fastening type automobile engine of claim 1, wherein the driving piece (17) comprises a fixed air cylinder (1701) fixed at the lower end of the attaching ring (15), a return spring (1702) is connected in the fixed air cylinder (1701), the outer side of the bottom of the return spring (1702) is fixed at one side of the moving cylinder (1703), a connecting rack (1704) is fixed at the outer side of the bottom of the moving cylinder (1703), and the elastic force of the return spring (1702) is smaller than that of a pressure nozzle in the hot air discharging channel (16).
  6. 6. The right suspension bracket structure of the fastening type automobile engine of claim 1, wherein a pressure valve is arranged in the engine oil outlet (13), an outlet adjusting piece (18) is arranged on one side, close to the pressure valve, of the engine oil outlet (13), the outlet adjusting piece (18) comprises a fixed ring (1805) fixedly communicated with the engine oil outlet (13), a sector gear (1801) is rotatably arranged on the inner side of the fixed ring (1805), the inner side of the sector gear (1801) penetrates through a hollow structure, a rotating groove (1802) is formed in the outer side of the sector gear, a rotating protruding block (1803) is arranged in the rotating groove (1802) in a sliding mode, an adjusting plate (1804) is fixed on the other end of the rotating protruding block (1803), and the adjusting plate (1804) is slidably arranged in a sliding groove (1806) in the fixed ring (1805).
  7. 7. The right suspension bracket structure of the fastening type automobile engine of claim 6, wherein the sector gear (1801) is meshed with a connecting rack (1704) of the driving piece (17), six groups of adjusting plates (1804) are distributed at equal angles with respect to the center of a fixed ring (1805), and a sliding structure is formed by rotating a lug (1803) and a sliding groove (1806).
  8. 8. The right suspension bracket structure of claim 6, wherein the sector gear (1801) has a rotation range of 0-30 degrees, and the rotation groove (1802) has a regular hexagonal shape.

Description

Right suspension bracket structure of fastening type automobile engine Technical Field The invention relates to the technical field related to hybrid electric vehicle engines, in particular to a right suspension bracket structure of a fastening type vehicle engine. Background In the new energy hybrid electric vehicle, the engine is used for providing power for the generator, however, when the engine is installed, the suspension bracket can be used, and the suspension bracket is an automobile power assembly part which is used for reducing and controlling the transmission of the engine vibration and plays a role in supporting, and is applied to the current automobile industry, and widely used suspensions are divided into traditional pure rubber suspensions and hydraulic suspensions with better dynamic and static properties. The suspension is arranged on the automobile chassis through a suspension bracket, the suspension bracket and the automobile chassis are connected through bolts, however, the long-term vibration of the engine can lead to the vibration of the suspension bracket and further lead to the looseness of the suspension bracket, the assembly firmness and the use safety of the engine are affected, in order to solve the problems, the automobile engine right suspension bracket disclosed by the prior art (China patent with the application number of CN201720580916.8 and the application date of 2017-05-23) can be referred to, the rear side wall of a vertical plate of the suspension bracket is provided with a transition connecting part corresponding to the outer wall of a left side mounting column, the transition connecting part extends to the lower end surface of a supporting plate, the rear side wall of the vertical plate is provided with a transition groove corresponding to the outer wall of a right side mounting column, the stress intensity of each mounting connecting part can be well distributed, the reliability of the whole connection structure is improved, and the automobile engine suspension bracket disclosed by the prior art (China patent with the application number of CN201720241245.2 and the application date of 2017-03-13) can be referred to, and the main body arm of the automobile engine suspension bracket comprises a front arm plate and a rear arm plate which are integrally arranged, and a transition arm plate is arranged between the front arm plate and the rear arm plate is provided with a transition groove so that the engine assembly is more attached to the engine assembly; the forearm plate is provided with a group of strip-shaped grooves extending to the arc transition slope, which not only lightens the whole weight of the bracket and realizes high efficiency and energy saving, but also has good supporting performance, and the right suspension bracket of the engine, which can be disclosed by referring to the prior art (Chinese patent with the application number of CN201720241242.9 and the application date of 2017-03-13), is characterized in that the stress condition of each part of the bracket is reasonably distributed, the positions of the fixing holes are reasonably distributed, the sizes of the fixing holes are reasonably arranged, the support arm has good working performance after being mounted, the front face of the vertical fixing hole is provided with a vertical forward sinking groove, the back face of the vertical fixing hole is provided with a vertical reverse sinking groove penetrating through the end part of the vertical arm, and the back faces of the first fixing hole and the third fixing hole are provided with corresponding conical sinking grooves, so that the support arm is more accurate in positioning and mounting, and vibration energy attenuation and absorption capacity can be well exerted. Although the device can solve the problems, certain defects exist in the working process, the engine can generate obvious shaking during the cold starting process of the engine, the shaking effect is large, particularly, the glass transition of materials such as rubber, elastomer and the like can be caused at low temperature, particularly below-10 ℃ in winter, the molecular chain activity capability is reduced, the hardness and rigidity of the material are obviously increased, the elasticity and damping performance are rapidly attenuated, and further the damping treatment cannot be effectively performed. So we propose a fastening type right suspension bracket structure of automobile engine in order to solve the above mentioned problems. Disclosure of Invention The invention aims to provide a right suspension bracket structure of a fastening type automobile engine, which aims to solve the problems that in the process of cold starting of the engine in the current market, which is proposed by the background technology, the engine can generate more obvious shaking, the shaking effect is larger at the moment, materials such as rubber, elastomer and the like can be subjected to glass transiti