CN202186274U - Suspension connecting piece for engine with surrounding type structure - Google Patents
Suspension connecting piece for engine with surrounding type structure Download PDFInfo
- Publication number
- CN202186274U CN202186274U CN2011202164972U CN201120216497U CN202186274U CN 202186274 U CN202186274 U CN 202186274U CN 2011202164972 U CN2011202164972 U CN 2011202164972U CN 201120216497 U CN201120216497 U CN 201120216497U CN 202186274 U CN202186274 U CN 202186274U
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- China
- Prior art keywords
- engine
- attaching parts
- driving engine
- connecting piece
- type beam
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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.)
- Expired - Lifetime
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Abstract
The utility model relates to a suspension connecting piece for an engine with a surrounding type structure. A transverse beam is perpendicular to or approximately perpendicular to the axis of an engine crankshaft, erected portions are respectively arranged at two ends of the transverse beam to form a U-shaped beam, engine bolt holes connected with the engine or a transmission fixedly connected with the engine are arranged on the erected portions arranged at two ends of the transverse beam, and a car frame bolt hole connected with a car frame is arranged on one side of the U-shaped beam. The connected mode of the U-shaped beam enables engine installing points arranged in front of and at the back of the engine to be utilized, improves the stressed conditions of bolts on the engine installing points, enables installation of the engine to be more stable and the failure rate to be lower. The U-shaped beam of the connecting piece bypasses the bottom of the transmission, is attached to the bottom of the transmission, and does not conflict with a bottom guard plate of the engine. The volume of two sides of the engine is not increased on the erected portions on two sides, and the original space of the engine is fully utilized. The connecting piece is simple to make, low in processing cost and convenient to install.
Description
Technical field
The utility model relates to a kind of encirclement formula structure engine attaching parts that suspends, and is a kind of automotive engine component, is that a kind of automotive engine that is used for is fixed on the attaching parts on the vehicle body.
Background technology
Be delivered to the vibrations on the vehicle frame for reducing driving engine, the attachment point of automotive engine has certain flexibility usually, makes driving engine be in the state that suspends in the certain limit.Being provided with of engine installation point must be considered this state that suspends, to overcome the overturning couple of driving engine.The normal engine installation mode that adopts preposition accumbency of Modern Small manned vehicle, and adopt install or 4 installations at 3.Be that driving engine and vehicle frame use three point of connection or four points of connection.Two attachment points are arranged on the both sides (confirming all around with the proal direction of automobile) of driving engine usually; The 3rd attachment point is arranged on the rear portion (between machinery space and the driving compartment) of driving engine; If arrange the 4th attachment point, then be arranged on the driving engine front portion.Because the space is very narrow in the modern manned vehicle miniaturization, machinery space, for saving the space, some vehicles are not provided with the 4th attachment point.Automotive engine is selected basically at the beginning of automobile design, and has confirmed mounting means.In some cases, for improving the tractive performance of automobile, the bigger driving engine of power that need change the outfit runs into this situation and tend to occur have only on the intrinsic vehicle frame three engine installation points, and the driving engine that changes the outfit has four attachment points.Usual way is that the 4th attachment point is set on vehicle frame.Yet the high-output engine volume that changes the outfit is bigger than intrinsic driving engine volume usually, adds that machinery space space originally is narrow and small, generally is difficult in and finds the attachment point that the 4th driving engine is set on the vehicle frame again.For this reason, have to cast out the 4th attachment point, only use three attachment points.Such way can produce a series of problem.At first, what overcome that the overturning couple of driving engine mainly relies on is the attachment point at driving engine rear portion, owing to be a bit stressed, the suffered reverse stress of the attachment point at driving engine rear portion is bigger, and easy fatigue is destroyed, and therefore, the fault rate of damage is higher.Secondly; Because the driving engine and the change-speed box of small-sized manned vehicle are to be rigidly connected; So the rear portion point of connection of driving engine and vehicle frame is arranged on the change speed gear box usually; And do not have bigger plane on the cooresponding position of change speed gear box, in order to arranging a plurality of bigger bolts hole, or draw back the distance between the less bolt hole.Cause the stressed of bolt, be under a kind of disadvantageous state, further increased the possibility of endurance failure.
Summary of the invention
In order to overcome prior art problems, the utility model provides a kind of encirclement formula structure engine attaching parts that suspends.Described attaching parts utilizes the 4th attachment point of driving engine of 4 installations, and the 3rd attachment point and the 4th attachment point on the driving engine are coupled together with an attaching parts adaptor union, and the two ends of attaching parts only need one or two bolt to be connected with driving engine.Link span connects to ground again, has improved the stressing conditions of driving engine point of connection bolt.
The purpose of the utility model is achieved in that a kind of encirclement formula structure engine attaching parts that suspends; One and engine crankshaft axis normal or subvertical crossbeam; The two ends of described crossbeam have the part of holding up respectively; Form U type beam, the part that hold up at described two ends be provided with driving engine or with fixed bonded assembly change-speed box bonded assembly engine bolt hole, a side of said U type beam is provided with the carriage bolt hole that connects to ground.
Further, described crossbeam with hold up part bonded assembly position and be provided with reinforced rib.
Further, described U type beam both sides respectively are provided with two engine bolt holes.
Further, be provided with rubber bush in the described carriage bolt hole.
Further, described U type beam is a cast aluminium alloy.
The beneficial effect that the utility model produces is: the connection mode of the U type beam that the utility model adopts, the engine installation point before and after the driving engine is all used, and the bolt strained situation of engine installation point makes the installation of driving engine more firm, and fault rate is lower.The U type beam of said attaching parts is walked around the change-speed box bottom, fits with the change-speed box bottom, can not conflict with backplate at the bottom of the driving engine; Both sides vertically part do not increase by two Side Volumes of driving engine yet, the abundant original space of driving engine that utilized.Described link span is made simple, and tooling cost is low, and is easy for installation.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 is the structural representation of the embodiment one said attaching parts of the utility model.
The specific embodiment
Embodiment one:
Present embodiment is a kind of encirclement formula structure engine attaching parts that suspends, and is as shown in Figure 1.Present embodiment comprises: one and engine crankshaft axis normal or subvertical crossbeam 4; The two ends of described crossbeam have the part 2,7 of holding up respectively; Form U type beam; The part that hold up at described two ends be provided with driving engine or with fixed bonded assembly change-speed box bonded assembly engine bolt hole 1,6, a side of said U type beam is provided with the carriage bolt hole 3 that connects to ground.
The described attaching parts of present embodiment is owing to be former and later two attachment points that connect driving engine, and therefore, the attaching parts that connects these two attachment points approaches vertical or approaching vertical with the crankshaft center line of driving engine with respect to the position of driving engine.The cross sectional shape of crossbeam can be a rectangle, also can be cylindrical, perhaps for saving in material, adopts I shape, suitably arranges reinforced rib in the both sides of I shape.I shape is vertically placed, and is in best strained condition.The part of holding up at crossbeam and two ends forms U type beam, and its effect is that crossbeam is walked around from the driving engine bottom, matches with the attachment point bolt hole of driving engine both sides.Vertically part and crossbeam bonded assembly position in order to gain in strength, should be provided with reinforced rib 5, in use rupture to prevent the focal point of stress that U type beam turns round.What in actual installation, walk around is not the driving engine bottom, but the change speed gear box bottom.The change speed gear box bottom is compared with the driving engine bottom, and relative size is less, because U type beam can design to such an extent that be close to the bottom of change-speed box, so although attaching parts has certain altitude, also can not conflict with backplate at the bottom of the driving engine.
Described attaching parts of present embodiment and driving engine bonded assembly are the engine bolt holes.Engine bolt pore size distribution on the attaching parts is distributed in holding up on the part of attaching parts crossbeam two ends.The engine bolt hole of every end can be one or two, three, even more, look concrete installation situation and decide.The attaching parts two ends respectively have two engine bolt holes to be rational quantity, and are as shown in fig. 1.The direction in engine bolt hole can with the parallel axes of crossbeam, also can be vertical.Be the engine bolt hole of left end (page) and crossbeam axis normal, the engine bolt hole of right-hand member and the parallel axes of crossbeam shown in Fig. 1.
What the described attaching parts of present embodiment connected to ground is the carriage bolt hole.The direction in carriage bolt hole should be parallel with the axis of revolution of the overturning couple of driving engine, with approximate simulation fulcrum, obtains best strained condition.Usually elastic material should be set in the carriage bolt hole, to exchange flexible connection for, the shock transfer of avoiding driving engine is to vehicle frame.Elastic material can be the material that rubber block etc. has favorable elasticity.
The attaching parts material can be used lightweight metal material, for example: and casting aluminium material, also can use other alloy materials under the prerequisite that keeps intensity.
Embodiment two:
Present embodiment is the improvement of embodiment one, is that embodiment one is about crossbeam and the vertically refinement of part.The described crossbeam of present embodiment with hold up part bonded assembly position and be provided with reinforced rib.
The described reinforced rib of this instance can be the shape of similar thin plate, is attached to crossbeam and vertical side partly.
Embodiment three:
Present embodiment is the improvement of embodiment two, is the refinement of embodiment two about U type beam.The described U type of present embodiment beam both sides respectively are provided with two engine bolt holes.
Embodiment four:
Present embodiment is the improvement of embodiment three, is the refinement of embodiment three about the carriage bolt hole.The described carriage bolt of present embodiment is provided with rubber bush in the hole.
Embodiment five:
Present embodiment is the improvement of embodiment four, is the refinement of embodiment four about U type beam.The described U type of present embodiment beam is a cast aluminium alloy.
What should explain at last is; Below only unrestricted in order to the technical scheme of explanation the utility model; Although the utility model is specified with reference to the preferred arrangement scheme; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model (such as connection mode, the crossbeam of U type beam and hold up the cross sectional shape etc. of part), and do not break away from the spirit and the scope of the utility model technical scheme.
Claims (5)
1. one kind is surrounded the formula structure engine attaching parts that suspends; It is characterized in that; One and engine crankshaft axis normal or subvertical crossbeam, the two ends of described crossbeam have the part of holding up respectively, form U type beam; The part that hold up at described two ends be provided with driving engine or with fixed bonded assembly change-speed box bonded assembly engine bolt hole, a side of said U type beam is provided with the carriage bolt hole that connects to ground.
2. attaching parts according to claim 1 is characterized in that, described crossbeam with hold up part bonded assembly position and be provided with reinforced rib.
3. attaching parts according to claim 2 is characterized in that, described U type beam both sides respectively are provided with two engine bolt holes.
4. attaching parts according to claim 3 is characterized in that, described carriage bolt is provided with rubber bush in the hole.
5. attaching parts according to claim 4 is characterized in that, described U type beam is a cast aluminium alloy.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202164972U CN202186274U (en) | 2011-06-24 | 2011-06-24 | Suspension connecting piece for engine with surrounding type structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011202164972U CN202186274U (en) | 2011-06-24 | 2011-06-24 | Suspension connecting piece for engine with surrounding type structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202186274U true CN202186274U (en) | 2012-04-11 |
Family
ID=45917741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011202164972U Expired - Lifetime CN202186274U (en) | 2011-06-24 | 2011-06-24 | Suspension connecting piece for engine with surrounding type structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN202186274U (en) |
-
2011
- 2011-06-24 CN CN2011202164972U patent/CN202186274U/en not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170315 Address after: 410100 Hunan province Changsha Xingsha City Economic and Technological Development Zone Li Xiang Road No. 9 Patentee after: Hunan cheetah automobile limited company Address before: 101300 Yuhua, Shunyi District Tianzhu Airport Industrial Zone, B Road, No., No. 29 Patentee before: Beijing Changcheng Huaguan Automobile Technology Development Co., Ltd. |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20120411 |
|
CX01 | Expiry of patent term |