CN104827878A - Engine bracket - Google Patents
Engine bracket Download PDFInfo
- Publication number
- CN104827878A CN104827878A CN201510273349.7A CN201510273349A CN104827878A CN 104827878 A CN104827878 A CN 104827878A CN 201510273349 A CN201510273349 A CN 201510273349A CN 104827878 A CN104827878 A CN 104827878A
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- China
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- engine
- main body
- bracket main
- damping
- elastic telescopicing
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- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses an engine bracket. The engine bracket comprises a bracket body, the bracket body is formed by welding a front beam, a rear beam, a left longitudinal beam and a right longitudinal beam and provided with an engine installing structure, a lower bracket plate fixed to a car body is arranged below the front beam and the rear beam, and the left longitudinal beam and the right longitudinal beam are connected to the car body through rubber sleeves; at least four damping mechanisms are arranged at the bottom of the bracket body in an array mode, each damping mechanism comprises two elastic expansion links and a supporting block arranged on the lower bracket plate, two protrusions are arranged at the position, corresponding to each damping mechanism, of the bottom of the bracket body, the ends of the elastic expansion links are hinged to the supporting blocks and the protrusions, the distance between every two protrusions is smaller than the sum of lengths of the corresponding two elastic expansion links in the static balance state, and a damping space is formed between the bracket body and every two elastic expansion links. The engine bracket can buffer vibration of an engine and improve the working stability of the engine.
Description
Technical field
The present invention relates to auto parts and components field, particularly relate to a kind of engine holding frame.
Background technology
Driving engine is the source of vehicle traveling process medium power, and be the vitals of automobile, driving engine is arranged on engine holding frame usually, Automobile engine bracket is a kind of automotive chassis components, for bearing automobile driving engine, bearing the various impulsive forces that automotive engine produces, is a kind of safety component.Driving engine needs to be connected with vehicle body by engine holding frame, and the engine holding frame that can meet again operating needs so rational in infrastructure very well is all very helpful to the various aspects of performance promoting automobile.
Available engine bracket comprises bracket main body, bracket main body is welded by front-axle beam, the back rest, left longeron and right vertical beam and is formed, bracket main body shape is trapezoidal, (driving engine is except being connected with engine holding frame the back rest to be provided with driving engine post-mounting structure, also be connected with other parts), bracket main body corner is provided with the adapter sleeve of rigidity, for installing engine holding frame.
The shortcoming of available engine bracket is that engine holding frame and vehicle body are rigidly connected, and when engine vibration is comparatively serious, the vibrations of car load can be caused to aggravate, affect the traveling comfort of car load; And adapter sleeve place stress is concentrated, and reduces the strength at repeated alternation of adapter sleeve.Cause motor support power not enough the most at last, affect the stability of driving engine.
Summary of the invention
The object of the present invention is to provide one to cushion engine vibration, improve the engine holding frame of engine operation stability.
To achieve these goals, the invention provides following technical scheme: a kind of engine holding frame, comprise bracket main body, bracket main body is by front-axle beam, the back rest, left longeron and right vertical beam welding are formed, bracket main body is provided with engine installation structure, described front-axle beam, the below of the back rest is provided with the lower frame plate be fixed on vehicle body, left longeron and right vertical beam are connected on vehicle body respectively by rubber coating, the bottom array arrangement of bracket main body is provided with at least four dampings, damping comprises two elastic telescopicing rods and is located at the back-up block on lower frame plate, bottom bracket main body, the corresponding position arranging a damping is provided with two projections, the end of elastic telescopicing rod is hinged in back-up block and projection respectively, distance between two projections is less than the length sum under two elastic telescopicing rod static balance states, and bracket main body and two elastic telescopicing rods form damping space.
In such scheme, static balance state refers to that the state of fore and aft motion does not occur two elastic telescopicing rods.
The principle of this programme is such: automobile in the process of moving, because ground is uneven or other some reasons, automobile is produced pitch and shake, left longeron on bracket main body and right vertical beam are connected on vehicle body respectively by rubber coating, rubber coating can carry out shock absorbing to the vibrations of horizontal direction on engine holding frame, the vibrations on engine holding frame are made mainly to concentrate on above-below direction, damping on bottom bracket main body comprises two elastic telescopicing rods and is located at the back-up block on lower frame plate, utilize being flexibly connected (hinged) between elastic telescopicing rod with other hardware, by the vertical tremor suffered by bracket main body, actv. is distributed in horizontal direction or close in horizontal direction, and carry out further shock-absorbing by rubber coating, shock absorbing, by the dispersion of power, not only reduce jolting and shaking of engine holding frame, and engine holding frame is flexibly connected by rubber coating and vehicle body, it also avoid rigidly connected adapter sleeve place stress to concentrate, cause the problem that strength at repeated alternation reduces, thus improve the stability of engine operation.
When damping in such scheme works, one end of two elastic telescopicing rods is hinged on the both sides of back-up block respectively, the other end is hinged in two projections on bottom bracket main body respectively, vertical tremor suffered by bracket main body can make two elastic telescopicing rods make fore and aft motion, when the upper vibrations suffered by bracket main body cushion, elastic telescopicing rod is stretched, and forms damping space between bracket main body and two elastic telescopicing rods; When the lower vibrations suffered by bracket main body cushion, elastic telescopicing rod is compressed, damping space by bracket main body and two elastic telescopicing rods fill.Utilize elastic telescopicing rod and being flexibly connected (hinged) between protruding and back-up block, by the vertical tremor suffered by bracket main body, be effectively distributed in horizontal direction or close in horizontal direction.Distance between two projections is less than the length sum under two elastic telescopicing rod static balance states, is convenient to two elastic telescopicing rods and makes fore and aft motion when bracket main body is subject to vertical tremor.
Preferably, described damping also comprises the silicagel pad being arranged on back-up block top, the amplitude that effectively prevent due to vibrations is excessive and cause the lower surface of bracket main body directly to contact with back-up block top, prevents the damage of hardware configuration, ensure that the service life of whole engine holding frame.
Preferably, described damping also comprises the spring be set in respectively on each elastic telescopicing rod, the two ends of spring are connected with the two ends of elastic telescopicing rod respectively, the power be distributed on elastic telescopicing rod can be distributed on elastic telescopicing rod and spring further, substantially increase the damping effect for engine holding frame, ensure that the stability of engine operation to greatest extent.
Preferably, the corner place of bracket main body arranges described damping, has both been beneficial to balance shock absorbing, makes again damping can ensure the damping effect of engine holding frame to greatest extent.
Preferably, described engine installation structure comprises the groove of location engine, and bracket main body is provided with the mounting hole of stationary engine, is convenient to the location of driving engine on engine holding frame, installation.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of engine holding frame embodiment of the present invention;
Fig. 2 is the left view of a kind of engine holding frame embodiment of the present invention;
Fig. 3 is the partial view of damping in a kind of engine holding frame embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: bracket main body 1, front-axle beam 2, the back rest 3, left longeron 4, right vertical beam 5, lower frame plate 6, rubber coating 7, damping 8, elastic telescopicing rod 81, back-up block 82, and protruding 83, silicagel pad 84, spring 85.
As shown in Figure 1, a kind of engine holding frame, comprise bracket main body 1, bracket main body 1 is welded by front-axle beam 2, the back rest 3, left longeron 4 and right vertical beam 5 and is formed, bracket main body 1 is provided with engine installation structure, and engine installation structure comprises the groove of location engine, and bracket main body 1 is provided with the mounting hole of stationary engine, the below of front-axle beam 2, the back rest 3 is provided with the lower frame plate 6 be fixed on vehicle body, and left longeron 4 and right vertical beam 5 are connected on vehicle body respectively by rubber coating 7.
As Fig. 2, shown in Fig. 3, the bottom array arrangement of bracket main body 1 is provided with four dampings 8, damping 8 is arranged on the corner place of bracket main body 1, the back-up block 82 that damping 8 comprises two elastic telescopicing rods 81 and is fixed on lower frame plate 6, bottom bracket main body 1, the corresponding position arranging a damping 8 is provided with two projections 83, the end of elastic telescopicing rod 81 is hinged on back-up block 82 and protruding 83 respectively, distance between two projections 83 be less than two elastic telescopicing rods 81 there is not fore and aft motion state under length sum, and bracket main body 1 and two elastic telescopicing rods 81 form damping space, damping 8 also comprises the silicagel pad 84 being arranged on back-up block 82 top, and the spring 85 be set in respectively on each elastic telescopicing rod 81, the two ends of spring 85 are connected with the two ends of elastic telescopicing rod 81 respectively.
In the present embodiment, automobile in the process of moving, because ground is uneven or other some reasons, automobile is produced pitch and shake, left longeron 4 on bracket main body 1 and right vertical beam 5 are connected on vehicle body respectively by rubber coating 7, rubber coating 7 can carry out shock absorbing to the vibrations of horizontal direction on engine holding frame, the vibrations on engine holding frame are made mainly to concentrate on above-below direction, the back-up block 82 that damping 8 on bottom bracket main body 1 comprises two elastic telescopicing rods 81 and is located on lower frame plate 6, utilize being flexibly connected (hinged) between elastic telescopicing rod 81 with other hardware, by the vertical tremor suffered by bracket main body 1, effectively be distributed in horizontal direction or close in horizontal direction, and carry out further shock-absorbing by rubber coating 7, shock absorbing, by the dispersion of power, not only reduce jolting and shaking of engine holding frame, and engine holding frame is flexibly connected by rubber coating 7 and vehicle body, it also avoid rigidly connected adapter sleeve place stress to concentrate, cause the problem that strength at repeated alternation reduces, thus improve the stability of engine operation.
When damping 8 works, one end of two elastic telescopicing rods 81 is hinged on the both sides of back-up block 82 respectively, the other end is hinged in two projections 83 on bottom bracket main body 1 respectively, vertical tremor suffered by bracket main body 1 can make two elastic telescopicing rods 81 make fore and aft motion, when cushioning the upper vibrations suffered by bracket main body 1, elastic telescopicing rod 81 is stretched, and forms damping space between bracket main body 1 and two elastic telescopicing rods 81; When cushioning the lower vibrations suffered by bracket main body 1, elastic telescopicing rod 81 is compressed, damping space by bracket main body 1 and two elastic telescopicing rods 81 fill.Utilize elastic telescopicing rod 81 and being flexibly connected (hinged) between protruding 83 and back-up block 82, by the vertical tremor suffered by bracket main body 1, be effectively distributed in horizontal direction or close in horizontal direction.Distance between two projections 83 is less than the length sum under two elastic telescopicing rod 81 static balance states, is convenient to two elastic telescopicing rods 81 and makes fore and aft motion when bracket main body 1 is subject to vertical tremor.
Damping 8 also comprises the silicagel pad 84 being arranged on back-up block 82 top, the excessive lower surface of bracket main body 1 that causes of amplitude that effectively prevent due to vibrations directly contacts with back-up block 82 top, prevent the damage of hardware configuration, ensure that the service life of whole engine holding frame; Damping 8 also comprises the spring 85 be set in respectively on each elastic telescopicing rod 81, the two ends of spring 85 are connected with the two ends of elastic telescopicing rod 81 respectively, make the power be distributed on elastic telescopicing rod 81 can be distributed on elastic telescopicing rod 81 and spring 85 further, substantially increase the damping effect for engine holding frame, ensure that the stability of engine operation to greatest extent; The corner place of bracket main body 1 arranges damping 8, has both been beneficial to balance shock absorbing, makes again damping 8 can ensure the damping effect of engine holding frame to greatest extent; Engine installation structure comprises the groove of location engine, and bracket main body 1 is provided with the mounting hole of stationary engine, is convenient to the location of driving engine on engine holding frame, installation.
Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; under the prerequisite not departing from structure of the present invention; some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (5)
1. an engine holding frame, comprise bracket main body, bracket main body is by front-axle beam, the back rest, left longeron and right vertical beam welding are formed, bracket main body is provided with engine installation structure, it is characterized in that, described front-axle beam, the below of the back rest is provided with the lower frame plate be fixed on vehicle body, left longeron and right vertical beam are connected on vehicle body respectively by rubber coating, the bottom array arrangement of bracket main body is provided with at least four dampings, damping comprises two elastic telescopicing rods and is located at the back-up block on lower frame plate, bottom bracket main body, the corresponding position arranging a damping is provided with two projections, the end of elastic telescopicing rod is hinged in back-up block and projection respectively, distance between two projections is less than the length sum under two elastic telescopicing rod static balance states, and bracket main body and two elastic telescopicing rods form damping space.
2. engine holding frame as claimed in claim 1, it is characterized in that, described damping also comprises the silicagel pad being arranged on back-up block top.
3. engine holding frame as claimed in claim 2, it is characterized in that, described damping also comprises the spring be set in respectively on each elastic telescopicing rod, and the two ends of spring are connected with the two ends of elastic telescopicing rod respectively.
4. the engine holding frame as described in claim 1 or 3, is characterized in that, the corner place of bracket main body arranges described damping.
5. engine holding frame as claimed in claim 4, it is characterized in that, described engine installation structure comprises the groove of location engine, and bracket main body is provided with the mounting hole of stationary engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510273349.7A CN104827878B (en) | 2015-05-26 | 2015-05-26 | A kind of engine bracker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510273349.7A CN104827878B (en) | 2015-05-26 | 2015-05-26 | A kind of engine bracker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104827878A true CN104827878A (en) | 2015-08-12 |
| CN104827878B CN104827878B (en) | 2018-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510273349.7A Expired - Fee Related CN104827878B (en) | 2015-05-26 | 2015-05-26 | A kind of engine bracker |
Country Status (1)
| Country | Link |
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| CN (1) | CN104827878B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895612A (en) * | 2019-03-29 | 2019-06-18 | 四川南部县聚力机械有限公司 | A kind of multifunctional engine bracket |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3395769A (en) * | 1965-02-02 | 1968-08-06 | Paulstra Levallcis Perret | Vehicle suspension devices |
| CN101696718A (en) * | 2009-10-30 | 2010-04-21 | 江苏大学 | Parallel-connection vibration reduction device with multiple degrees of freedom for automobile engine |
| CN203793109U (en) * | 2014-04-29 | 2014-08-27 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Automobile engine support |
| CN104527395A (en) * | 2014-12-19 | 2015-04-22 | 河北工程大学 | Vibration reduction device used for internal combustion engine |
| CN104527396A (en) * | 2014-12-19 | 2015-04-22 | 河北工程大学 | Engine assembly with vibration reduction function |
-
2015
- 2015-05-26 CN CN201510273349.7A patent/CN104827878B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3395769A (en) * | 1965-02-02 | 1968-08-06 | Paulstra Levallcis Perret | Vehicle suspension devices |
| CN101696718A (en) * | 2009-10-30 | 2010-04-21 | 江苏大学 | Parallel-connection vibration reduction device with multiple degrees of freedom for automobile engine |
| CN203793109U (en) * | 2014-04-29 | 2014-08-27 | 中国长安汽车集团股份有限公司四川建安车桥分公司 | Automobile engine support |
| CN104527395A (en) * | 2014-12-19 | 2015-04-22 | 河北工程大学 | Vibration reduction device used for internal combustion engine |
| CN104527396A (en) * | 2014-12-19 | 2015-04-22 | 河北工程大学 | Engine assembly with vibration reduction function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109895612A (en) * | 2019-03-29 | 2019-06-18 | 四川南部县聚力机械有限公司 | A kind of multifunctional engine bracket |
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| Publication number | Publication date |
|---|---|
| CN104827878B (en) | 2018-01-09 |
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Granted publication date: 20180109 Termination date: 20200526 |