CN111251855A - Suspension structure of spring insert - Google Patents
Suspension structure of spring insert Download PDFInfo
- Publication number
- CN111251855A CN111251855A CN201911166949.8A CN201911166949A CN111251855A CN 111251855 A CN111251855 A CN 111251855A CN 201911166949 A CN201911166949 A CN 201911166949A CN 111251855 A CN111251855 A CN 111251855A
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- Prior art keywords
- spring
- plate
- rocker arm
- rubber
- side plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 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
- B60K5/00—Arrangement or mounting of internal-combustion or jet-propulsion units
- B60K5/12—Arrangement of engine supports
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Springs (AREA)
Abstract
The spring insert suspension structure comprises a base, a support frame, a rocker arm, rubber, a spiral spring and a pressure lever. The pressure lever comprises a pressure lever body and a pressure plate fixedly connected with the lower end of the pressure lever body. The lower extreme of support frame and the left end of base are fixed to be linked to each other, and the left end of rocking arm and the upper end of support frame roll and link to each other, and the right-hand member of rocking arm is equipped with the through-hole that is used for linking to each other with the engine, and the upper end of depression bar body and the right-hand member of rocking arm link to each other in the left side of through. The lower extreme and the base of rubber link firmly, and the upper end of rubber is located the below of pressure disk, and coil spring and rubber are coaxial, the external diameter of rubber and coil spring's internal diameter adaptation, and the diameter of pressure disk is less than coil spring's internal diameter, and coil spring's upper end and the right-hand member of rocking arm link to each other, and coil spring's lower extreme and the right-hand member of base link to each other. The invention has simple structure of each part and easy processing, manufacture and assembly, adopts the combination configuration of the spring, the rubber main spring and the pressure lever in the main direction, and can improve NVH by changing the suspension three-way proportion to facilitate the decoupling of the suspension system.
Description
Technical Field
The invention relates to a part structure used on an automobile, in particular to an automobile engine suspension structure.
Background
The two most basic functions of an automotive engine mount system are to support the weight of the engine and isolate the engine from vibrations. The excitation force generated by the engine operation includes two components: one is caused by the in-cylinder pulse air pressure formed by uneven ignition of the engine and the unbalanced working of the engine; the other is vibration excitation caused by uneven running road surface. When the natural frequency of the vibration and the natural vibration of a certain order of the automobile form larger vibration and noise. The powertrain mount is a connection member between the engine and the vehicle body, and has a main function of attenuating low-frequency large vibration of the engine and suppressing high-frequency noise generated in the cab.
Application No. 201210214570.1, grant publication No. CN 102729795B, entitled "a rubber suspension with stiffness compensation function" discloses a novel rubber suspension that improves a conventional conical rubber suspension structure: including first spacing cover, the core, the rubber master spring, skeleton and support bowl, be provided with rigidity compensation mechanism in the support bowl, rigidity compensation mechanism includes the spacing collar, the spacing cover of second, first fixed plate, second fixed plate and spring, the bottom of spacing collar is connected with the bottom of support bowl, the spacing cover of second sets up in the spacing collar outside, the skeleton compresses tightly second spacing cover and spacing collar and fixes in the support bowl, first fixed plate is fixed to be set up in the spacing cover of second, the second fixed plate sets up in the spacing collar and atress can follow the spacing collar inboard and reciprocate, the spring is located between first fixed plate and the second fixed plate and with first fixed plate and second fixed plate fixed connection. The stiffness compensation mechanism composed of the first fixing plate, the second fixing plate and the spring is tried to ensure that when the stiffness of the suspension in the linear section is reduced, the stiffness compensation mechanism is used for carrying out stiffness compensation on the conical rubber main spring to ensure that the stiffness of the whole suspension reaches a required value, and in addition, the power assembly is tried to be limited in certain displacement through the limiting ring, so that the situation that the power assembly is collided with other mechanisms due to overlarge displacement is avoided. But the whole structure is complicated, the processing and manufacturing difficulty is high, and the application occasion is small.
Disclosure of Invention
The invention mainly aims to provide an automobile engine suspension structure which is simple in structure and low in processing and manufacturing difficulty.
The technical scheme adopted by the invention is as follows: a spring insert suspension structure comprises a base, a support frame, a rocker arm, rubber, a spiral spring and a pressure lever. The pressure lever comprises a pressure lever body and a pressure plate fixedly connected with the lower end of the pressure lever body. The lower extreme of support frame and the left end of base are fixed to be linked to each other, and the left end of rocking arm and the upper end of support frame roll and link to each other, and the right-hand member of rocking arm is equipped with the through-hole that is used for linking to each other with the engine, and the upper end of depression bar body and the right-hand member of rocking arm link to each other in the left side of through. The lower extreme and the base of rubber link firmly, and the upper end of rubber is located the below of pressure disk, and coil spring and rubber are coaxial, the external diameter of rubber and coil spring's internal diameter adaptation, and the diameter of pressure disk is less than coil spring's internal diameter, and coil spring's upper end and the right-hand member of rocking arm link to each other, and coil spring's lower extreme and the right-hand member of base link to each other.
Preferably, the device further comprises a support shaft and a bearing. The base comprises a right end plate, a left end plate and a front side plate and a rear side plate. The front end and the rear end of the right end plate are fixedly connected with the right ends of the front side plate and the rear side plate respectively. The front end and the rear end of the left end plate are fixedly connected with the left ends of the front side plate and the rear side plate respectively. The lower end of the spiral spring and the right end of the base are connected to the right end plate. The support frame is composed of two support side plates fixedly connected with the lower end and the left ends of the front side plate 1.3 and the rear side plate 1.3. The rocker arm is formed by connecting a roller, a spring positioning seat, two rocker arm side plates and two rocker arm side plate positioning plates. The left ends of the two rocker arm side plates are fixedly connected with the front end and the rear end of the roller respectively, and the round holes arranged at the right ends of the two rocker arm side plates form the through hole together. The spring positioning seat comprises a rectangular positioning seat bottom plate and a cylindrical spring positioning block, the front end and the rear end of the positioning seat bottom plate are fixedly connected with corresponding rocker arm side plates respectively, the upper end of the spring positioning block is fixedly connected with the positioning seat bottom plate, and a pressure rod positioning hole is formed in the spring positioning seat. The upper end of the compression bar body is inserted and fixed in the compression bar positioning hole; the outer diameter of the spring positioning block is matched with the inner diameter of the spiral spring. The front end and the rear end of one rocker arm side plate positioning plate are fixedly connected with the upper ends of the front rocker arm side plate and the rear rocker arm side plate respectively, and the front end and the rear end of the other rocker arm side plate positioning plate are fixedly connected with the lower ends of the front rocker arm side plate and the rear rocker arm side plate respectively. The upper ends of the two supporting side plates are provided with a supporting shaft mounting hole, the two ends of the supporting shaft are exposed outside the two supporting side plates, the supporting shaft is fixedly connected with the supporting frame, the bearing is supported at the position, between the two supporting side plates, of the supporting shaft in a rolling manner, and the roller is supported on the supporting shaft in a rolling manner through the bearing, so that the left end of the rocker arm is connected with the upper end of the supporting frame in a rolling manner. Preferably, the rocker arm side plate positioning plate is provided with a long hole, the thickness of the right end plate is equal to the width of the side plate, the right end plate is provided with a counter bore, the diameter of the counter bore is equal to the middle diameter of the spiral spring, and the lower end face of the rubber is fixedly connected with the bottom face of the counter bore.
Preferably, the rubber is provided with a plurality of ring grooves.
Preferably, the diameter of the upper end of the plunger body is smaller than the diameter of the lower end of the plunger body.
The invention generally comprises six parts, namely a base, a support frame, a rocker arm, rubber, a spiral spring and a pressure lever, and each part has a simple structure and is very easy to process, manufacture and assemble. The main direction adopts a structure combined by a spring, a rubber main spring and a pressure rod, so that the decoupling of the suspension system is facilitated by changing the suspension three-way proportion (the available proportion is larger), the decoupling rigidity is selected more, and the decoupling is convenient) so as to improve NVH. The main direction is a main stress structure, the rubber axis is parallel to the main direction, and the rigidity of the rubber limiting structure can be changed by changing the number and the size of the ring grooves arranged on the rubber, so that the applicability of the rubber limiting structure to different vehicles is improved.
Drawings
FIG. 1: a perspective view of the present invention;
FIG. 2: a front view schematic diagram;
FIG. 3: a schematic view from the right;
FIG. 4: A-A is a schematic cross-sectional view;
in the figure: the device comprises a base 1, a right end plate 1.1, a counter bore 1.11, a left end plate 1.2, a side plate 1.3, a support frame 2, a rocker arm 3, a through hole 3.1, a roller 3.2, a spring positioning seat 3.3, a positioning seat bottom plate 3.31, a spring positioning block 3.32, a pressure lever positioning hole 3.33, a rocker arm side plate 3.4, a rocker arm side plate positioning plate 3.5, a long hole 3.51, rubber 4, a ring groove 4.1, a spiral spring 5, a pressure lever 6, a pressure lever body 6.1, a pressure plate 6.2, a support shaft 7 and a bearing 8.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in fig. 1-4, the present invention comprises a base 1 (provided with bolt holes (not shown) for fastening the base and a vehicle body together by bolt structures), a support frame 2, a rocker arm 3, rubber 4, a coil spring 5, a pressure bar 6, a support shaft 7 and a bearing 8. The pressure lever 6 consists of a pressure lever body 6.1 and a pressure plate 6.2 fixedly connected with the lower end of the pressure lever body 6.1, and the diameter of the upper end of the pressure lever body 6.1 is smaller than that of the lower end of the pressure lever body. The lower extreme of support frame 2 and the left end of base 1 are fixed to be continuous, the left end of rocking arm 3 and the upper end roll of support frame 2 link to each other, the right-hand member of rocking arm 3 is equipped with the through-hole 3.1 that is used for linking to each other with the engine, the upper end of depression bar body 6.1 and the right-hand member of rocking arm 3 link to each other in the left side of through-hole 3.1, the lower extreme and the base 1 of rubber 4 link to each other, the upper end of rubber 4 is located pressure disk 6.2's below, coil spring 5 and rubber 4 are coaxial, the external diameter of rubber 4 and coil spring 5's internal diameter adaptation, pressure disk 6.2's diameter is less than coil spring 5's internal diameter, coil spring 5's upper end.
Preferably, the rubber 4 is provided with two ring grooves 4.1. The base 1 comprises a right end plate 1.1, a left end plate 1.2 and a front side plate and a rear side plate 1.3. The front end and the rear end of the right end plate 1.1 are fixedly connected with the right ends of the front side plate 1.3 and the rear side plate 1.3 respectively; the front end and the rear end of the left end plate 1.2 are fixedly connected with the left ends of the front side plate 1.3 and the rear side plate 1.3 respectively. The thickness of right side end plate 1.1 equals the width of curb plate 1.3, is equipped with counter bore 1.11 on the right side end plate 1.1, the diameter of counter bore 1.11 equals the pitch diameter of coil spring 5, and the lower terminal surface of rubber 4 and the bottom surface of counter bore 1.11 link firmly and make the lower extreme of coil spring 5 and the right-hand member of base 1 link to each other on right side end plate 1.1. The support frame 2 is composed of two support side plates fixedly connected with the lower end and the upper ends of the left ends of the front and the rear side plates 1.3. The rocker arm 3 is formed by connecting a roller 3.2, a spring positioning seat 3.3, two rocker arm side plates 3.4 and two rocker arm side plate positioning plates 3.5; wherein the left ends of the two rocker arm side plates 3.4 are fixedly connected with the front end and the rear end of the roller 3.2 respectively, and the round holes arranged at the right ends of the two rocker arm side plates 3.4 form the through hole 3.1 together. The rocker arm side plate positioning plate 3.5 is provided with a long hole 3.51 to reduce the weight. The spring positioning seat 3.3 comprises a rectangular positioning seat bottom plate 3.31 and a cylindrical spring positioning block 3.32, the front end and the rear end of the positioning seat bottom plate 3.31 are fixedly connected with the lower ends of corresponding rocker arm side plates respectively, the upper end of the spring positioning block 3.32 is fixedly connected with the positioning seat bottom plate 3.31, and a compression bar positioning hole 3.33 is formed in the spring positioning seat 3.3; the upper end of the compression bar body 6.1 is inserted and fixed in the compression bar positioning hole 3.33; the outer diameter of the spring positioning block 3.32 is matched with the inner diameter of the spiral spring 5; the front end and the rear end of one rocker arm side plate positioning plate 3.5 are fixedly connected with the upper ends of the front rocker arm side plate 3.4 and the rear end of the other rocker arm side plate positioning plate 3.5 are fixedly connected with the lower ends of the front rocker arm side plate 3.4 and the rear rocker arm side plate 3.4 respectively; the upper end of two blocks of support curb plates is equipped with a back shaft mounting hole, and the both ends of back shaft 7 are exposed outside two blocks of support curb plates, this embodiment back shaft 7 is equipped with the screwed screw rod for one end, and back shaft 7 passes through the fixed linking to each other of thread nut structure and support frame 2, and bearing 8 rolls and supports the position that is located two blocks of support curb plates at back shaft 7, thereby gyro wheel 3.2 rolls through bearing 8 and supports the upper end roll that realizes rocking arm 3 and support frame 2 and link to each other on back shaft 7.
The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the structure and scope of the invention. In fact, equivalent variations of the shape, structure and design objectives according to the invention are possible, for example the supporting side plates can be made integral with the corresponding side plates 1.3 from the same plate. Therefore, all equivalent changes in the shapes, structures and design objectives of the present invention are intended to be covered by the present invention, and all such equivalent changes are intended to be protected by the present invention.
Claims (7)
1. A spring insert suspension structure comprises a base (1), a support frame (2), a rocker arm (3), rubber (4) and a spiral spring (5); the method is characterized in that: the pressing rod (6) is composed of a pressing rod body (6.1) and a pressing disc (6.2) fixedly connected with the lower end of the pressing rod body (6.1); the lower extreme of support frame (2) and the left end of base (1) are fixed continuous, the left end of rocking arm (3) and the upper end roll of support frame (2) link to each other, the right-hand member of rocking arm (3) is equipped with through-hole (3.1) that are used for linking to each other with the engine, the upper end of depression bar body (6.1) and the right-hand member of rocking arm (3) link firmly in the left side of through-hole (3.1), the lower extreme and base (1) of rubber (4) link firmly, the upper end of rubber (4) is located the below of pressure disk (6.2), coil spring (5) and rubber (4) are coaxial, the external diameter of rubber (4) and the internal diameter adaptation of coil spring (5), the diameter of pressure disk (6.2) is less than the internal diameter of coil spring (5), the upper end and the right-hand member of rocking arm (3) of coil spring (5) link to each other.
2. The spring insert suspension structure of claim 1, wherein: the device also comprises a supporting shaft (7) and a bearing (8); the base (1) comprises a right end plate (1.1), a left end plate (1.2) and a front side plate and a rear side plate (1.3); the front end and the rear end of the right end plate (1.1) are fixedly connected with the right ends of the front side plate and the rear side plate (1.3) respectively; the front end and the rear end of the left end plate (1.2) are fixedly connected with the left ends of the front side plate and the rear side plate (1.3) respectively; the lower end of the spiral spring (5) and the right end of the base (1) are connected to the right end plate (1.1); the support frame (2) is composed of two support side plates, the lower end of which is fixedly connected with the left ends of the front and rear side plates (1.3); the rocker arm (3) is formed by connecting a roller (3.2), a spring positioning seat (3.3), two rocker arm side plates (3.4) and two rocker arm side plate positioning plates (3.5); the left ends of the two rocker arm side plates (3.4) are fixedly connected with the front end and the rear end of the roller (3.2), and round holes arranged at the right ends of the two rocker arm side plates (3.4) form the through hole (3.1) together; the spring positioning seat (3.3) comprises a rectangular positioning seat bottom plate (3.31) and a cylindrical spring positioning block (3.32), the front end and the rear end of the positioning seat bottom plate (3.31) are fixedly connected with corresponding rocker arm side plates respectively, the upper end of the spring positioning block (3.32) is fixedly connected with the positioning seat bottom plate (3.31), and a compression rod positioning hole (3.33) is formed in the spring positioning seat (3.3); the upper end of the compression bar body (6.1) is inserted and fixed in the compression bar positioning hole (3.33); the outer diameter of the spring positioning block (3.32) is matched with the inner diameter of the spiral spring (5); the front end and the rear end of one rocker arm side plate positioning plate (3.5) are fixedly connected with the upper ends of the front rocker arm side plate and the rear rocker arm side plate (3.4), and the front end and the rear end of the other rocker arm side plate positioning plate (3.5) are fixedly connected with the lower ends of the front rocker arm side plate and the rear rocker arm side plate (3.4); the upper ends of the two supporting side plates are provided with a supporting shaft mounting hole, the two ends of the supporting shaft (7) are exposed outside the two supporting side plates, the supporting shaft (7) is fixedly connected with the supporting frame (2), the bearing (8) is supported at the position, between the two supporting side plates, of the supporting shaft (7) in a rolling manner, and the roller (3.2) is supported on the supporting shaft (7) in a rolling manner through the bearing (8) so as to realize that the left end of the rocker arm (3) is connected with the upper end of the supporting frame (2) in a rolling manner.
3. The suspension structure of the spring insert as claimed in claim 2, wherein: the rocker arm side plate positioning plate (3.5) is provided with a long hole (3.51).
4. The suspension structure of the spring insert as claimed in claim 2, wherein: the thickness of the right end plate (1.1) is equal to the width of the side plate (1.3).
5. The spring insert suspension structure according to claim 3, wherein: the right end plate (1.1) is provided with a counter bore (1.11), the diameter of the counter bore (1.11) is equal to the middle diameter of the spiral spring (5), and the lower end face of the rubber (4) is fixedly connected with the bottom face of the counter bore (1.11).
6. The spring insert suspension structure of claim 1, wherein: the rubber (4) is provided with a plurality of ring grooves (4.1).
7. The spring insert suspension structure of claim 1, wherein: the diameter of the upper end of the pressure lever body (61) is smaller than that of the lower end of the pressure lever body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911166949.8A CN111251855A (en) | 2019-11-25 | 2019-11-25 | Suspension structure of spring insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911166949.8A CN111251855A (en) | 2019-11-25 | 2019-11-25 | Suspension structure of spring insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111251855A true CN111251855A (en) | 2020-06-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911166949.8A Pending CN111251855A (en) | 2019-11-25 | 2019-11-25 | Suspension structure of spring insert |
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| Country | Link |
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| CN (1) | CN111251855A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2453746A1 (en) * | 1979-04-13 | 1980-11-07 | Gen Motors Corp | FRONT DRIVE VEHICLE PROVIDED WITH AN IMPROVED DEVICE FOR SUPPORTING THE ENGINE GROUP |
| CN200977951Y (en) * | 2006-03-29 | 2007-11-21 | 东风汽车有限公司 | Full-floating front suspension device of cab |
| CN101774402A (en) * | 2010-03-16 | 2010-07-14 | 包头北奔重型汽车有限公司 | Full-floating front suspension device of automobile |
| EP2877393A1 (en) * | 2012-07-25 | 2015-06-03 | Jose Luis Belil Creixell | Motorcycle |
| CN208232799U (en) * | 2018-01-24 | 2018-12-14 | 南安森威工业产品设计有限公司 | A kind of Engine Mounting System assembly |
-
2019
- 2019-11-25 CN CN201911166949.8A patent/CN111251855A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2453746A1 (en) * | 1979-04-13 | 1980-11-07 | Gen Motors Corp | FRONT DRIVE VEHICLE PROVIDED WITH AN IMPROVED DEVICE FOR SUPPORTING THE ENGINE GROUP |
| CN200977951Y (en) * | 2006-03-29 | 2007-11-21 | 东风汽车有限公司 | Full-floating front suspension device of cab |
| CN101774402A (en) * | 2010-03-16 | 2010-07-14 | 包头北奔重型汽车有限公司 | Full-floating front suspension device of automobile |
| EP2877393A1 (en) * | 2012-07-25 | 2015-06-03 | Jose Luis Belil Creixell | Motorcycle |
| CN208232799U (en) * | 2018-01-24 | 2018-12-14 | 南安森威工业产品设计有限公司 | A kind of Engine Mounting System assembly |
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Application publication date: 20200609 |
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