CN207875371U - A kind of engine vibration-damping structure - Google Patents
A kind of engine vibration-damping structure Download PDFInfo
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- CN207875371U CN207875371U CN201721905327.9U CN201721905327U CN207875371U CN 207875371 U CN207875371 U CN 207875371U CN 201721905327 U CN201721905327 U CN 201721905327U CN 207875371 U CN207875371 U CN 207875371U
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- outer skeleton
- rubber
- inner frame
- inner cavity
- reinforcing ribs
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Abstract
A kind of engine vibration-damping structure, including rear-suspending assembly and rear suspension bracket, rear-suspending assembly includes outer skeleton and cushion assembly, dermoskeleton erection is equipped with and the matched inner cavity of cushion assembly, cushion assembly includes inner frame and the rubber unit of its both sides setting, rubber unit and the rectangular channel of inner cavity both sides setting inlay cooperation, outer skeleton is connected with vehicle frame, inner frame is trapezium structure, two No.1 convex blocks being in contact with inner cavity top are provided on the long bottom edge of inner frame, outwardly extending No. two convex blocks are provided on the long bottom edge of inner frame, the mounting hole being connected with rear suspension bracket is offered on No. two convex blocks, the short bottom edge of inner frame and the bottom connection of inner cavity touch, the bottom of inner cavity is provided with outwardly extending flange, the No.1 reinforcing rib of more arranged crosswises is provided between flange and the bottom surface of outer skeleton.Not only good damping result, bearing capacity are strong by the design, but also reliability is high, service life is long, light-weight.
Description
Technical field
The utility model is related to technical field of engines more particularly to a kind of engine vibration-damping structures, are primarily adapted for use in and carry
High effectiveness in vibration suppression improves bearing capacity.
Background technology
Existing engine vibration-damping is generally in the form of between engine hold-down support and vehicle frame hold-down support plus a rubber
Pad, is then connected two hold-down supports by rubber pad by fixing bolt, effectiveness in vibration suppression is poor；There are also automobiles to be
By the front and back fixed form of engine and vehicle frame all using vertical direction structure type vibration damping, the structure not only bearing capacity
Difference, and effectiveness in vibration suppression is poor.
Chinese patent, Authorization Notice No. CN201205863Y, authorized announcement date are the utility model on March 11st, 2009
Patent discloses a kind of rear suspension bracket cushion assembly, it includes bracket assembly and is inserted into bracket assembly inner cavity and is bonded therewith
Rear-suspending cushion assembly, the cushion assembly includes the seat of honour and both sides rubber system cubic units, cushion assembly the seat of honour with
It is equipped with intermediate plate between limiting plate, is V-structure inside the bracket assembly, both sides are provided with to be limited for accommodating in cushion assembly
The rectangular channel of position plate.Although the utility model has effectiveness in vibration suppression and fatigue performance, it still has following defect：It should
The top at the rear-suspending cushion assembly seat of honour is directly connected with rear suspension bracket in utility model, and is carried on the back by bracket assembly inner cavity
The convex block in portion is limited so that rear-suspending cushion assembly is also easy to produce shaking after working long hours so that effectiveness in vibration suppression compared with
Difference, in addition, the bottom bearing capacity of rear suspension bracket assembly is poor.
Invention content
Poor, bearing capacity difference defect that the purpose of the utility model is to overcome effectiveness in vibration suppression existing in the prior art with ask
Topic provides a kind of good damping result, bearing capacity strong engine vibration-damping structure.
In order to achieve the above object, the technical solution of the utility model is：A kind of engine vibration-damping structure, including rear overhang
Assembly and rear suspension bracket are set, the rear-suspending assembly includes outer skeleton and cushion assembly, and the dermoskeleton erection is equipped with and cushion
The back of the matched inner cavity of assembly, outer skeleton is provided with multiple swivel nuts, and the cushion assembly includes inner frame and its both sides
The rubber unit of setting, the rectangular channel of the rubber unit and inner cavity both sides setting inlay cooperation, and the one of the rear suspension bracket
End is connected with engine, and the other end of rear suspension bracket is connected with inner frame, and the outer skeleton passes through swivel nut and vehicle frame phase
Connection；
The inner frame is trapezium structure, and there are two No.1 convex block, two No.1 convex blocks for setting on the long bottom edge of inner frame
It is in contact at the top of inner cavity, outwardly extending No. two convex blocks is provided on the long bottom edge of the inner frame, are opened on No. two convex blocks
Equipped with the mounting hole being connected with rear suspension bracket, the short bottom edge of the inner frame and the bottom connection of inner cavity touch, the inner cavity
Bottom be provided with outwardly extending flange, the No.1 of more arranged crosswises is provided between the flange and the bottom surface of outer skeleton
Reinforcing rib.
The rectangular channel is provided with No.1 fillet close to the side of inner cavity, and side of the rectangular channel far from inner cavity is provided with No. two
Fillet, the radius of the No.1 fillet are less than the radius of No. two fillets.
Position on the back of the outer skeleton between two neighboring swivel nut is provided with No. two reinforcing ribs；The dermoskeleton
The back of frame is provided with multiple positive stop lug boss, the positive stop lug boss and No. three reinforcements is provided between the swivel nut of its surrounding
Muscle.
Rubber is arranged on the peripheral surface of the inner frame, rubber is integrated with inner frame vulcanization, the rubber unit packet
No.1 metal spacing plate, No.1 rubber block, No. two metal spacing plates are included, one end of the No.1 metal spacing plate is connected with rubber
It connects, the other end of No.1 metal spacing plate is connected with one end of No.1 rubber block, the other end of No.1 rubber block and No. two gold
The one end for belonging to limiting plate is connected, and the other end of No. two metal spacing plates is provided with No. two rubber blocks of polylith, No. two metals
Limiting plate inlays cooperation with rectangular channel, and No. two rubber blocks are in contact with the inner wall of rectangular channel.
More No. four reinforcing ribs are provided on the peripheral surface of the outer skeleton, No. four reinforcing ribs are right-angled trapezium knot
The long bottom edge of structure, No. four reinforcing ribs is connected with the bottom of outer skeleton, the peripheral surface of the right angle waist of No. four reinforcing ribs and outer skeleton
It is connected.
The manufacture material of the outer skeleton is aluminium alloy.
Compared with prior art, the beneficial effects of the utility model are：
1, inner frame is trapezium structure in a kind of engine vibration-damping structure of the utility model, is arranged on the long bottom edge of inner frame
There are two No.1 convex block, it is in contact at the top of two No.1 convex blocks and inner cavity, is provided with and extends outwardly on the long bottom edge of inner frame
No. two convex blocks, offer the mounting hole being connected with rear suspension bracket on No. two convex blocks, the short bottom edge of inner frame and inner cavity
Bottom connection touches, and the bottom of inner cavity is provided with outwardly extending flange, and more friendships are provided between flange and the bottom surface of outer skeleton
Pitch arrangement No.1 reinforcing rib, using above-mentioned design inner frame and add flange, No.1 reinforcing rib, not only increase vibration damping
Effect, and enhance the bearing capacity of vertical direction.Therefore, the utility model good damping result, bearing capacity are strong.
2, rectangular channel is provided with No.1 fillet, square close to the side of inner cavity in a kind of engine vibration-damping structure of the utility model
Side of the shape slot far from inner cavity is provided with No. two fillets, and the radius of No.1 fillet is less than the radius of No. two fillets, and above-mentioned design increases
The strong bearing capacity of two inclined-plane of outer skeleton in the perpendicular direction, while reducing the stress value of rectangular channel；Outside inner frame
Rubber is arranged on circumferential surface, rubber is integrated with inner frame vulcanization, and rubber unit includes No.1 metal spacing plate, No. two metal limits
Position plate and the No.1 rubber block that is arranged between, No. two metal spacing plates and rectangular channel inlay cooperation, on No. two metal spacing plates
No. two rubber blocks of polylith are provided with, No. two rubber blocks are in contact with the inner wall of rectangular channel, such to design not only good damping result,
And No. two rubber blocks of setting, lateral frictional force is increased, while reducing the damage of No. two external skeletons of metal spacing plate.
Therefore, the utility model bearing capacity is strong, reliability is high, good damping result, service life are long.
3, on a kind of back of engine vibration-damping structure of the utility model China and foreign countries skeleton between two neighboring swivel nut
Position is provided with No. two reinforcing ribs；The back of outer skeleton is provided with multiple positive stop lug boss, positive stop lug boss and the spiral shell for being located at its surrounding
No. three reinforcing ribs are provided between set, above-mentioned design enhances bearing capacity of the cushion assembly by shock loading laterally inward when；
More No. four reinforcing ribs are provided on the peripheral surface of outer skeleton, the manufacture material of outer skeleton is aluminium alloy, and such design makes
The structural strength of outer skeleton is high, light-weight.Therefore, the utility model bearing capacity is strong, light-weight.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of rear-suspending assembly in Fig. 1.
Fig. 3 is the packing figure of rear-suspending assembly in Fig. 1.
Fig. 4 is the structural schematic diagram of the China and foreign countries Fig. 2 skeleton.
Fig. 5 is the structural schematic diagram of rectangular channel in Fig. 3.
Fig. 6 is the China and foreign countries Fig. 2 skeletal back and the structural schematic diagram of bottom.
Fig. 7 is the structural schematic diagram of cushion assembly in Fig. 2.
In figure：Rear-suspending assembly 1, outer skeleton 11, inner cavity 111, rectangular channel 112, flange 113, No.1 fillet 114, two
115, No. four reinforcing ribs 116 of fillet, cushion assembly 12, swivel nut 13, inner frame 14,141, No. two convex blocks 142 of No.1 convex block, installation
152, No. two hole 143, rubber 144, rubber unit 15, No.1 metal spacing plate 151, No.1 rubber block metal spacing plates 153, two
Number rubber block 154,16, No. two reinforcing ribs 17 of No.1 reinforcing rib, positive stop lug boss 18, No. three reinforcing ribs 19, rear suspension bracket 2, vehicles
Frame 3.
Specific implementation mode
The utility model is described in further detail below in conjunction with description of the drawings and specific implementation mode.
Referring to Fig. 1 to Fig. 7, a kind of engine vibration-damping structure, including rear-suspending assembly 1 and rear suspension bracket 2, the rear overhang
It includes outer skeleton 11 and cushion assembly 12 to set assembly 1, and the outer skeleton 11 is provided with and 12 matched inner cavity of cushion assembly
111, the back of outer skeleton 11 is provided with multiple swivel nuts 13, and the cushion assembly 12 includes that inner frame 14 and its both sides are arranged
Rubber unit 15, the rubber unit 15 and the rectangular channel 112 of 111 both sides of inner cavity setting inlay cooperation, the rear suspension bracket 2
One end be connected with engine, the other end of rear suspension bracket 2 is connected with inner frame 14, and the outer skeleton 11 passes through swivel nut
13 are connected with vehicle frame 3；
The inner frame 14 is trapezium structure, and setting is there are two No.1 convex block 141 on the long bottom edge of inner frame 14, two one
Number convex block 141 is in contact with the top of inner cavity 111, and outwardly extending No. two convex blocks are provided on the long bottom edge of the inner frame 14
142, offer the mounting hole 143 being connected with rear suspension bracket 2 on No. two convex blocks 142, the short bottom edge of the inner frame 14 with
The bottom connection of inner cavity 111 touches, and the bottom of the inner cavity 111 is provided with outwardly extending flange 113, the flange 113 with it is outer
The No.1 reinforcing rib 16 of more arranged crosswises is provided between the bottom surface of skeleton 11.
The rectangular channel 112 is provided with No.1 fillet 114 close to the side of inner cavity 111, and rectangular channel 112 is far from inner cavity 111
Side be provided with No. two fillets 115, the radius of the No.1 fillet 114 is less than the radius of No. two fillets 115.
Position on the back of the outer skeleton 11 between two neighboring swivel nut 13 is provided with No. two reinforcing ribs 17；Institute
The back for stating outer skeleton 11 is provided with multiple positive stop lug boss 18, the positive stop lug boss 18 and is set between the swivel nut 13 of its surrounding
It is equipped with No. three reinforcing ribs 19.
Rubber 144 is arranged on the peripheral surface of the inner frame 14, rubber 144 is integrated with the vulcanization of inner frame 14, described
Rubber unit 15 includes 152, No. two No.1 metal spacing plate 151, No.1 rubber block metal spacing plates 153, the No.1 metal
One end of limiting plate 151 is connected with rubber 144, one end of the other end and No.1 rubber block 152 of No.1 metal spacing plate 151
It is connected, the other end of No.1 rubber block 152 is connected with one end of No. two metal spacing plates 153, No. two metal spacing plates 153
The other end be provided with No. two rubber blocks 154 of polylith, No. two metal spacing plates 153 inlay cooperation with rectangular channel 112, described
No. two rubber blocks 154 are in contact with the inner wall of rectangular channel 112.
More No. four reinforcing ribs 116 are provided on the peripheral surface of the outer skeleton 11, No. four reinforcing ribs 116 are right angle
The long bottom edge of trapezium structure, No. four reinforcing ribs 116 is connected with the bottom of outer skeleton 11, the right angle waist of No. four reinforcing ribs 116 with
The peripheral surface of outer skeleton 11 is connected.
The manufacture material of the outer skeleton 11 is aluminium alloy.
The principles of the present invention are described as follows：
Existing rear-suspending cushion assembly bracket uses steel-casting, the high characteristic of steel-casting quality to be simultaneously unsatisfactory for vehicle lightweight
Demand, engine cast aluminium rear-suspending cushion assembly compares steel-casting, and every weight reduces 3kg；Rear-suspending assembly by outer skeleton,
Cushion assembly and the swivel nut being cast in outer skeleton are constituted；Cushion assembly is by skeleton, rubber, metal spacing plate, rubber block sulphur
Change one composition, cushion assembly and outer skeleton from metal spacing plate inlayed by rectangular channel be fixed together.
Bracket（Outer skeleton）The flange of bottom, the reinforcing rib of bracket bottom surface are mainly used for enhancing holding for bottom surface vertical direction
Loading capability；The not equal fillets of rubber unit card slot both sides, are mainly used for enhancing the bearing capacity of two inclined-planes in the perpendicular direction,
The stress value near card slot is reduced simultaneously；Local strengthening at rubber unit buckle avoids laterally pull-out soft for enhancing outer skeleton
The bearing capacity of assembly is padded, meanwhile, also promote the bearing capacity of cushion assembly vertical direction tension；Aluminium alloy external support back
Positive stop lug boss is for enhancing bearing capacity of the cushion assembly by shock loading laterally inward when；Rubber unit and aluminium alloy external support
The rubber of junction increases lateral frictional force, while metal spacing plate also being avoided to be in direct contact with aluminium alloy external support, reduces
Damage of the metallic plate to aluminium alloy bracket.
Embodiment 1：
Referring to Fig. 1 to Fig. 7, a kind of engine vibration-damping structure, including rear-suspending assembly 1 and rear suspension bracket 2, the rear overhang
It includes outer skeleton 11 and cushion assembly 12 to set assembly 1, and the outer skeleton 11 is provided with and 12 matched inner cavity of cushion assembly
111, the back of outer skeleton 11 is provided with multiple swivel nuts 13, and the cushion assembly 12 includes that inner frame 14 and its both sides are arranged
Rubber unit 15, the rubber unit 15 and the rectangular channel 112 of 111 both sides of inner cavity setting inlay cooperation, the rear suspension bracket 2
One end be connected with engine, the other end of rear suspension bracket 2 is connected with inner frame 14, and the outer skeleton 11 passes through swivel nut
13 are connected with vehicle frame 3；The inner frame 14 is trapezium structure, and there are two No.1 convex blocks for setting on the long bottom edge of inner frame 14
141, two No.1 convex blocks 141 are in contact with the top of inner cavity 111, are provided with and extend outwardly on the long bottom edge of the inner frame 14
No. two convex blocks 142, offer the mounting hole 143 being connected with rear suspension bracket 2, the inner frame 14 on No. two convex blocks 142
The bottom connection of short bottom edge and inner cavity 111 touch, the bottom of the inner cavity 111 is provided with outwardly extending flange 113, described to turn over
The No.1 reinforcing rib 16 of more arranged crosswises is provided between side 113 and the bottom surface of outer skeleton 11；The back of the outer skeleton 11
The upper position between two neighboring swivel nut 13 is provided with No. two reinforcing ribs 17；The back of the outer skeleton 11 is provided with multiple
Positive stop lug boss 18, the positive stop lug boss 18 and is provided with No. three reinforcing ribs 19 between the swivel nut 13 of its surrounding；The dermoskeleton
More No. four reinforcing ribs 116 are provided on the peripheral surface of frame 11, No. four reinforcing ribs 116 are ladder structure of right angle, and No. four add
The long bottom edge of strengthening tendons 116 is connected with the bottom of outer skeleton 11, the peripheral surface of the right angle waist of No. four reinforcing ribs 116 and outer skeleton 11
It is connected；The manufacture material of the outer skeleton 11 is aluminium alloy.
Embodiment 2：
Substance with embodiment 1, the difference is that：
Referring to Fig. 1 to Fig. 7, the rectangular channel 112 is provided with No.1 fillet 114, rectangular channel close to the side of inner cavity 111
112 sides far from inner cavity 111 are provided with No. two fillets 115, and the radius of the No.1 fillet 114 is less than No. two fillets 115
Radius；Rubber 144 is arranged on the peripheral surface of the inner frame 14, rubber 144 is integrated with the vulcanization of inner frame 14, the rubber
Unit 15 includes 152, No. two No.1 metal spacing plate 151, No.1 rubber block metal spacing plates 153, the No.1 metal spacing
One end of plate 151 is connected with rubber 144, and the other end of No.1 metal spacing plate 151 is connected with one end of No.1 rubber block 152
Connect, the other end of No.1 rubber block 152 is connected with one end of No. two metal spacing plates 153, No. two metal spacing plates 153 it is another
One end is provided with No. two rubber blocks 154 of polylith, and No. two metal spacing plates 153 and rectangular channel 112 inlay cooperation, described No. two
Rubber block 154 is in contact with the inner wall of rectangular channel 112.
Claims (6)
1. a kind of engine vibration-damping structure, including rear-suspending assembly（1）With rear suspension bracket（2）, the rear-suspending assembly（1）Packet
Include outer skeleton（11）With cushion assembly（12）, the outer skeleton（11）It is provided with and cushion assembly（12）Matched inner cavity
（111）, outer skeleton（11）Back be provided with multiple swivel nuts（13）, the cushion assembly（12）Including inner frame（14）And its
The rubber unit of both sides setting（15）, the rubber unit（15）With inner cavity（111）The rectangular channel of both sides setting（112）It inlays and matches
It closes, the rear suspension bracket（2）One end be connected with engine, rear suspension bracket（2）The other end and inner frame（14）Phase
Connection, the outer skeleton（11）Pass through swivel nut（13）With vehicle frame（3）It is connected, it is characterised in that：
The inner frame（14）For trapezium structure, inner frame（14）Long bottom edge on setting there are two No.1 convex block（141）, two
No.1 convex block（141）With inner cavity（111）Top be in contact, the inner frame（14）Long bottom edge on be provided with it is outwardly extending
No. two convex blocks（142）, No. two convex blocks（142）On offer and rear suspension bracket（2）The mounting hole being connected（143）, described interior
Skeleton（14）Short bottom edge and inner cavity（111）Bottom connection touch, the inner cavity（111）Bottom be provided with outwardly extending turn over
Side（113）, the flange（113）With outer skeleton（11）Bottom surface between be provided with the No.1 reinforcing ribs of more arranged crosswises
（16）.
2. a kind of engine vibration-damping structure according to claim 1, it is characterised in that：The rectangular channel（112）Close to interior
Chamber（111）Side be provided with No.1 fillet（114）, rectangular channel（112）Far from inner cavity（111）Side be provided with No. two fillets
（115）, the No.1 fillet（114）Radius be less than No. two fillets（115）Radius.
3. a kind of engine vibration-damping structure according to claim 1, it is characterised in that：The outer skeleton（11）Back on
Positioned at two neighboring swivel nut（13）Between position be provided with No. two reinforcing ribs（17）；The outer skeleton（11）Back be provided with
Multiple positive stop lug boss（18）, the positive stop lug boss（18）With the swivel nut positioned at its surrounding（13）Between be provided with No. three reinforcing ribs
（19）.
4. a kind of engine vibration-damping structure according to claim 1, it is characterised in that：The inner frame（14）Peripheral surface
On be arranged with rubber（144）, rubber（144）With inner frame（14）Vulcanization is integrated, the rubber unit（15）Including No.1 gold
Belong to limiting plate（151）, No.1 rubber block（152）, No. two metal spacing plates（153）, the No.1 metal spacing plate（151）One
End and rubber（144）It is connected, No.1 metal spacing plate（151）The other end and No.1 rubber block（152）One end be connected,
No.1 rubber block（152）The other end and No. two metal spacing plates（153）One end be connected, No. two metal spacing plates（153）
The other end be provided with No. two rubber blocks of polylith（154）, No. two metal spacing plates（153）With rectangular channel（112）It inlays and matches
It closes, No. two rubber blocks（154）With rectangular channel（112）Inner wall be in contact.
5. a kind of engine vibration-damping structure according to claim 1, it is characterised in that：The outer skeleton（11）Peripheral surface
On be provided with more No. four reinforcing ribs（116）, No. four reinforcing ribs（116）For ladder structure of right angle, No. four reinforcing ribs（116）
Long bottom edge and outer skeleton（11）Bottom be connected, No. four reinforcing ribs（116）Right angle waist and outer skeleton（11）Peripheral surface
It is connected.
6. a kind of engine vibration-damping structure according to any one of claim 1-5, it is characterised in that：The outer skeleton
（11）Manufacture material be aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721905327.9U CN207875371U (en) | 2017-12-29 | 2017-12-29 | A kind of engine vibration-damping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721905327.9U CN207875371U (en) | 2017-12-29 | 2017-12-29 | A kind of engine vibration-damping structure |
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| Publication Number | Publication Date |
|---|---|
| CN207875371U true CN207875371U (en) | 2018-09-18 |
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ID=63504983
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| CN201721905327.9U Active CN207875371U (en) | 2017-12-29 | 2017-12-29 | A kind of engine vibration-damping structure |
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| Country | Link |
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| CN (1) | CN207875371U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146217A (en) * | 2017-12-29 | 2018-06-12 | 东风商用车有限公司 | A kind of engine vibration-damping structure |
-
2017
- 2017-12-29 CN CN201721905327.9U patent/CN207875371U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146217A (en) * | 2017-12-29 | 2018-06-12 | 东风商用车有限公司 | A kind of engine vibration-damping structure |
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