CN114932796A - Engine supporting device and engine adopting same - Google Patents
Engine supporting device and engine adopting same Download PDFInfo
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- CN114932796A CN114932796A CN202210859906.3A CN202210859906A CN114932796A CN 114932796 A CN114932796 A CN 114932796A CN 202210859906 A CN202210859906 A CN 202210859906A CN 114932796 A CN114932796 A CN 114932796A
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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
- B60K5/1208—Resilient 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
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- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The application provides an engine supporting device and an engine adopting the supporting device, and relates to the field of engines, wherein the supporting device comprises a lateral damping component and a supporting plate, the lateral damping component comprises a left supporting frame and a right supporting frame, the right supporting frame is in a curve shape, and the curve equation of the right supporting frame is f (x) = -a × cosh (b × x/a) + c; a first front supporting rod and a first rear supporting rod are fixedly connected to the left side surface of the right supporting frame, the first front supporting rod is located on the front side of the vertex of the right supporting frame, and the first rear supporting rod is located on the rear side of the vertex of the right supporting frame; the supporting plate is horizontally arranged, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the first front supporting rod and the upper surface of the first rear supporting rod along the vertical direction; the upper surface of the supporting plate is suitable for being fixedly connected with a base of an engine; the left side carriage is located the left side of layer board, and the left side of layer board is suitable for being connected with the left side carriage.
Description
Technical Field
The application relates to the technical field of engines, in particular to an engine supporting device and an engine adopting the same.
Background
The engine is a power source device of an automobile, and generally includes a horizontally opposed engine, a V-type engine, and an H-type engine.
The V-shaped engine is an engine which divides all cylinders into two groups, arranges the adjacent cylinders together at a certain included angle, leads the two groups of cylinders to form a plane with an included angle and has V-shaped cylinders when seen from the side. The V-shaped engine has small height and length dimensions, and is convenient to arrange on an automobile. It facilitates the increase of the displacement and power by enlarging the cylinder diameter and is suitable for higher cylinder numbers.
However, the piston motion process of the V-shaped engine has lateral (left and right directions taking the V-shape as a reference), vertical (vertical) momentum, resulting in the whole lateral vibration of the engine, under the fixing action of the base, the lateral vibration can also drive the whole axial (the direction of the plane where the V-shape is the reference perpendicular to the V-shape) of the engine, the lateral vibration and the axial vibration not only result in the increase of ineffective energy consumption, but also can reduce the firmness of the fixing of the engine base, and the base needs to be periodically overhauled and reinforced to ensure that the engine and the vehicle body are stably connected.
In summary, the prior art has at least the following technical problems: the stability of the connection between the engine and the vehicle body is reduced along the lateral and axial vibration in the working process of the engine.
Disclosure of Invention
The application provides an engine strutting arrangement and adopt this strutting arrangement's engine for along the technical problem of side direction and axial vibrations reduction engine and the steadiness of being connected between the automobile body among the solution prior art engine working process.
In the 1 st aspect of the present application, an engine supporting device is provided, comprising a lateral damping assembly and a supporting plate, wherein the lateral damping assembly comprises a left supporting frame and a right supporting frame, the shape of the right supporting frame is a curve shape, the curve equation of the right supporting frame is f (x) = -a × cosh (b × x/a) + c, wherein a is a constant, 25 ≤ a ≤ 35, b is a constant, 1.1 ≤ b ≤ 1.5, c is a constant, 55 ≤ c ≤ 65, and x is an independent variable, -30 ≤ x ≤ 30;
the plane of the right supporting frame is arranged along the vertical direction, and the plane of the right supporting frame is vertical to the left-right direction;
a first front supporting rod and a first rear supporting rod are fixedly connected to the left side surface of the right supporting frame, the first front supporting rod and the first rear supporting rod are horizontally arranged towards the left, the first front supporting rod is located on the front side of the vertex of the right supporting frame, the first rear supporting rod is located on the rear side of the vertex of the right supporting frame, the height of the first front supporting rod is between the vertex of the right supporting frame and the bottom point of the right supporting frame, and the height of the first rear supporting rod is between the vertex of the right supporting frame and the bottom point of the right supporting frame;
the supporting plate is horizontally arranged, the supporting plate is positioned on the left side of the right supporting frame, the supporting plate is positioned above the first front supporting rod and the first rear supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the first front supporting rod and the upper surface of the first rear supporting rod along the vertical direction;
the upper surface of the supporting plate is suitable for being fixedly connected with a base of an engine;
the left side support frame is located the left side of layer board, the left side of layer board is suitable for with the left side support frame is connected.
In some embodiments of aspect 1, a height of an upper surface of the first front support bar is equal to a height of an upper surface of the first rear support bar, the height of the upper surface of the first front support bar being equal to one-third of the height of the right side support box vertex.
In some embodiments of the aspect 1, a right suspension rod is fixedly connected to an inner side surface of the right support frame, the right suspension rod is vertically disposed, the right suspension rod is located right below a vertex of the right support frame, a first central support rod is fixedly connected to a lower end of the right suspension rod, the first central support rod is located on a left side of the right suspension rod, the first central support rod is horizontally disposed toward a left side, a height of an upper surface of the first central support rod is equal to a height of an upper surface of the first front support rod, and a lower surface of the support plate is adapted to vertically abut against the upper surface of the first central support rod.
In some embodiments of aspect 1, the left support frame is curvilinear in shape and the curvilinear equation for the left support frame is f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an argument, -30 ≦ x ≦ 30;
the plane of the left supporting frame is arranged along the vertical direction, and the plane of the left supporting frame is vertical to the left-right direction;
a second front supporting rod and a second rear supporting rod are fixedly connected to the right side surface of the left supporting frame, the second front supporting rod and the second rear supporting rod are horizontally arranged towards the right, the second front supporting rod is located on the front side of the vertex of the left supporting frame, the second rear supporting rod is located on the rear side of the vertex of the left supporting frame, the height of the second front supporting rod is between the vertex of the left supporting frame and the bottom point of the left supporting frame, and the height of the second rear supporting rod is between the vertex of the left supporting frame and the bottom point of the left supporting frame;
the supporting plate is positioned above the second front supporting rod and the second rear supporting rod, and the lower surface of the supporting plate is respectively abutted against the upper surface of the second front supporting rod and the upper surface of the second rear supporting rod along the vertical direction;
the height of the upper surface of the second front supporting rod is equal to that of the upper surface of the second rear supporting rod, and the height of the upper surface of the second front supporting rod is equal to one third of the height of the top point of the left supporting frame;
the height of the upper surface of the second front support rod is equal to that of the upper surface of the first front support rod;
the second front support bar is aligned with the first front support bar in the left-right direction;
the second rear support bar is aligned with the first rear support bar in a left-right direction.
In some embodiments of the aspect 1, a left suspension rod is fixedly connected to the inner side surface of the left supporting frame, the left suspension rod is vertically arranged, the left suspension rod is located right below the vertex of the left supporting frame, a second central support rod is fixedly connected to the lower end of the left suspension rod, the second central support rod is located on the right side of the left suspension rod, the second central support rod is horizontally arranged towards the right, the height of the upper surface of the second central support rod is equal to the height of the upper surface of the second front support rod, and the lower surface of the supporting plate is suitable for vertically abutting against the upper surface of the second central support rod;
the second center support bar is aligned with the first center support bar in the left-right direction.
In some embodiments of aspect 1, the left end of the first central support bar is integrally connected to the right end of the second central support bar.
In some embodiments of aspect 1, the engine support apparatus further comprises an axial damping assembly comprising a front support frame and a rear support frame, the front support frame being curvilinear in shape, the curvilinear equation of the front support frame being f (x) = -a × cosh (b × x/a) + c, wherein a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an argument, -30 ≦ x ≦ 30;
the plane of the front side supporting frame is arranged along the vertical direction, and the plane of the front side supporting frame is vertical to the front-back direction;
the rear side surface of the front side supporting frame is fixedly connected with a first left supporting rod and a first right supporting rod, the first left supporting rod and the first right supporting rod are horizontally arranged towards the rear, the first left supporting rod is positioned on the left side of the vertex of the front side supporting frame, the first right supporting rod is positioned on the right side of the vertex of the front side supporting frame, the height of the first left supporting rod is between the vertex of the front side supporting frame and the bottom point of the front side supporting frame, and the height of the first right supporting rod is between the vertex of the front side supporting frame and the bottom point of the front side supporting frame;
the supporting plate is positioned on the rear side of the front supporting frame, the supporting plate is positioned above the first left supporting rod and the first right supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the first left supporting rod and the upper surface of the first right supporting rod in the vertical direction;
the rear side support frame is positioned at the rear side of the supporting plate, and the rear side of the supporting plate is suitable for being connected with the rear side support frame;
the height of the upper surface of the first left supporting rod is equal to that of the upper surface of the first right supporting rod, and the height of the upper surface of the first left supporting rod is equal to one third of the height of the top point of the front side supporting frame;
the inner side surface of the front side supporting frame is fixedly connected with a front side suspender, the front side suspender is vertically arranged, the front side suspender is positioned right below the vertex of the front side supporting frame, the lower end of the front side suspender is fixedly connected with a third central supporting rod, the third central supporting rod is positioned at the rear side of the front side suspender, the third central supporting rod is horizontally arranged towards the rear, the height of the upper surface of the third central supporting rod is equal to that of the upper surface of the first left supporting rod, and the lower surface of the supporting plate is suitable for being abutted against the upper surface of the third central supporting rod along the vertical direction;
the height of the upper surface of the first front supporting rod is equal to that of the upper surface of the first left supporting rod;
the left end of the first front supporting rod is integrally connected with the rear end of the first right supporting rod;
the right end of the second front supporting rod is integrally connected with the rear end of the first left supporting rod.
In some embodiments of aspect 1, the shape of the rear support frame is curvilinear, the curvilinear equation of the rear support frame is f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an independent variable, -30 ≦ x ≦ 30;
the plane where the rear side supporting frame is located is arranged along the vertical direction, and the plane where the rear side supporting frame is located is perpendicular to the front-back direction;
the front side surface of the rear side supporting frame is fixedly connected with a second left supporting rod and a second right supporting rod, the second left supporting rod and the second right supporting rod are horizontally arranged forwards, the second left supporting rod is positioned on the left side of the vertex of the rear side supporting frame, the second right supporting rod is positioned on the right side of the vertex of the rear side supporting frame, the height of the second left supporting rod is between the vertex of the rear side supporting frame and the bottom point of the rear side supporting frame, and the height of the second right supporting rod is between the vertex of the rear side supporting frame and the bottom point of the rear side supporting frame;
the supporting plate is positioned on the front side of the rear supporting frame, the supporting plate is positioned above the second left supporting rod and the second right supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the second left supporting rod and the upper surface of the second right supporting rod in the vertical direction;
the height of the upper surface of the second left supporting rod is equal to that of the upper surface of the second right supporting rod, and the height of the upper surface of the second left supporting rod is equal to one third of the height of the top point of the rear supporting frame;
the inner side surface of the rear supporting frame is fixedly connected with a rear suspension rod, the rear suspension rod is vertically arranged, the rear suspension rod is positioned under the vertex of the rear supporting frame, the lower end of the rear suspension rod is fixedly connected with a fourth central support rod, the fourth central support rod is positioned on the front side of the rear suspension rod, the fourth central support rod is horizontally arranged forwards, the height of the upper surface of the fourth central support rod is equal to that of the upper surface of the second left support rod, and the lower surface of the supporting plate is suitable for being abutted against the upper surface of the fourth central support rod in the vertical direction;
the first left support rod and the second left support rod are aligned along the front-back direction, and the first right support rod and the second right support rod are aligned along the front-back direction;
the third central support rod is aligned with the fourth central support rod along the front-back direction;
the height of the upper surface of the first front supporting rod is equal to that of the upper surface of the second left supporting rod;
the left end of the first rear supporting rod is integrally connected with the front end of the second right supporting rod;
the right end of the second rear supporting rod is integrally connected with the front end of the second left supporting rod;
the rear end of the third central support rod is integrally connected with the front end of the fourth central support rod.
In some embodiments of aspect 1, the engine supporting device further comprises a bottom frame, the bottom frame is rectangular, the bottom end of the right supporting frame is fixedly connected with the right side of the bottom frame, the bottom end of the left supporting frame is fixedly connected with the left side of the bottom frame, the bottom end of the front supporting frame is fixedly connected with the front edge of the bottom frame, and the bottom end of the rear supporting frame is fixedly connected with the rear edge of the bottom frame;
the inner side of the bottom frame is provided with a left pull rod, a right pull rod, a front pull rod and a rear pull rod, the left pull rod and the right pull rod are horizontally arranged along the left direction, the front pull rod and the rear pull rod are horizontally arranged along the front-rear direction, the left ends of the left pull rod and the right pull rod are fixedly connected with the left central position of the bottom frame, the right ends of the left pull rod and the right pull rod are fixedly connected with the right central position of the bottom frame, the front ends of the front pull rod and the rear pull rod are fixedly connected with the front central position of the bottom frame, and the rear ends of the front pull rod and the rear pull rod are fixedly connected with the rear central position of the bottom frame;
the central positions of the left and right pull rods are integrally connected with the central positions of the front and rear pull rods;
the right ends of the left and right pull rods are positioned right below the first central support rod, the left ends of the left and right pull rods are positioned right below the second central support rod, the front ends of the front and rear pull rods are positioned right below the third central support rod, and the rear ends of the front and rear pull rods are positioned right below the fourth central support rod;
the engine support device further comprises a suspension shock assembly located above the underframe, the suspension shock assembly being located below the first central support bar;
the suspension damping component comprises an upright post, a first inclined rod, a second inclined rod, a third inclined rod, a fourth inclined rod and a hollow sphere, wherein the upright post is vertically arranged, the lower end of the upright post is fixedly connected with the central positions of the left pull rod and the right pull rod, and the lower end of the hollow sphere is fixedly connected with the upper end of the upright post;
one end of the first inclined rod is fixedly connected with the hollow sphere, and the other end of the first inclined rod is fixedly connected with the lower surface of the left end of the first front supporting rod;
one end of the second diagonal rod is fixedly connected with the hollow sphere, and the other end of the second diagonal rod is fixedly connected with the lower surface of the right end of the second front supporting rod;
one end of the third diagonal rod is fixedly connected with the hollow sphere, and the other end of the third diagonal rod is fixedly connected with the lower surface of the left end of the first rear supporting rod;
one end of the fourth inclined rod is fixedly connected with the hollow sphere, and the other end of the fourth inclined rod is fixedly connected with the lower surface of the right end of the second rear supporting rod;
the first inclined rod, the second inclined rod, the third inclined rod and the fourth inclined rod are distributed around the circumference of the upright column in an array manner;
the first diagonal rod, the second diagonal rod, the third diagonal rod and the fourth diagonal rod are elastic, and the first diagonal rod, the second diagonal rod, the third diagonal rod and the fourth diagonal rod are in a tensioning state.
In the 2 nd aspect of the present application, there is provided an engine, comprising a base and a supporting device, wherein the supporting device is the engine supporting device according to the 1 st aspect, the base is located above the supporting plate, the lower surface of the base is fixedly connected with the upper surface of the supporting plate, and the base is located inside the edge surrounding area of the supporting plate.
The application has the following beneficial effects:
the utility model provides an engine supporting device of aspect 1, fix the base of engine on the layer board in the use, right side carriage through the curvilinear figure is fixed the right of layer board, it can know to carry out the atress analysis by the curve equation of right side carriage, the layer board can the homodisperse to the different positions of right side carriage to the decurrent effort that right side carriage applyed, reduce the gathering of effort at local, right side carriage absorbs the lateral vibration of engine along the fore-and-aft direction, thereby finally weaken the vibrations of engine, and reduce the vibrations of engine to the automobile body transmission, and then reduce by lateral vibration to axial conversion, reduce the holistic vibrations of engine, the problem of the steadiness of being connected between engine and the automobile body is reduced along lateral and axial vibrations in having solved the engine working process among the prior art.
The engine according to claim 2 of the present application includes the structure and effects of the engine support device according to claim 1, since the engine support device according to claim 1 is used.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following descriptions are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of an engine support device according to embodiment 1 of the present application;
FIG. 2 is a schematic structural view of the engine support device of embodiment 1 of the present application after the pallet is removed;
FIG. 3 is a schematic structural view of the engine support device of embodiment 1 of the present application after the pallet and the underframe are removed;
FIG. 4 is a schematic view of the structure of FIG. 3 from another perspective;
fig. 5 is a schematic structural view of a bottom frame in embodiment 1 of the present application;
FIG. 6 is a plan view of an engine support device according to embodiment 1 of the present application;
FIG. 7 is a cross-sectional view taken along line A-A of FIG. 6;
FIG. 8 is a cross-sectional view taken along line B-B of FIG. 6;
FIG. 9 is a graph showing a function of a left support frame, a right support frame, a front support frame and a rear support frame in embodiment 1 of the present application;
fig. 10 is a schematic structural view of an engine in embodiment 2 of the present application.
Reference numerals:
101. a left side support frame; 102. a right support frame; 103. a first front support bar; 104. a first rear support bar; 105. a right boom; 106. a first central support rod; 107. a second front support bar; 108. a second rear support bar; 109. a left side boom; 110. a second central support rod; 111. a front side support frame; 112. a rear side support frame; 113. a first left support bar; 114. a first right support bar; 115. a front boom; 116. a third central support rod; 117. a second left support bar; 118. a second right support bar; 119. a rear boom; 120. a fourth central support bar; 121. a bottom frame; 122. a left pull rod and a right pull rod; 123. a front and rear tie rod; 124. a column; 125. a first diagonal member; 126. a second diagonal member; 127. a third diagonal member; 128. a fourth diagonal member; 129. a hollow sphere; 130. a base; 131. and (7) a supporting plate.
Detailed Description
Embodiments of the present application are described in further detail below with reference to the figures and examples, and the terminology used in the description of the embodiments of the present application is for the purpose of describing particular embodiments of the present application only and is not intended to be limiting of the present application.
As shown in fig. 1 to 9, in embodiment 1 of the present application, there is provided an engine support apparatus including a lateral damper assembly including a left support frame 101 and a right support frame 102, and a bracket 131, the right support frame 102 being shaped like a curve, the equation of the curve of the right support frame 102 being f (x) = -a × cosh (b × x/a) + c, wherein a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an independent variable, -30 ≦ x ≦ 30;
the plane where the right supporting frame 102 is located is arranged along the vertical direction, and the plane where the right supporting frame 102 is located is perpendicular to the left-right direction;
a first front support bar 103 and a first rear support bar 104 are fixedly connected to the left side surface of the right support frame 102, the first front support bar 103 and the first rear support bar 104 are horizontally arranged towards the left, the first front support bar 103 is located at the front side of the vertex of the right support frame 102, the first rear support bar 104 is located at the rear side of the vertex of the right support frame 102, the height of the first front support bar 103 is between the vertex of the right support frame 102 and the bottom point of the right support frame 102, and the height of the first rear support bar 104 is between the vertex of the right support frame 102 and the bottom point of the right support frame 102;
the supporting plate 131 is horizontally arranged, the supporting plate 131 is located on the left side of the right supporting frame 102, the supporting plate 131 is located above the first front supporting rod 103 and the first rear supporting rod 104, and the lower surface of the supporting plate 131 is adapted to be in abutment with the upper surface of the first front supporting rod 103 and the upper surface of the first rear supporting rod 104 in the vertical direction respectively;
the upper surface of the supporting plate 131 is suitable for being fixedly connected with a base 130 of an engine;
the left supporting frame 101 is located at the left side of the supporting plate 131, and the left side of the supporting plate 131 is suitable for being connected with the left supporting frame 101.
Referring to fig. 10, the engine supporting device provided in embodiment 1 of the present application fixes the base 130 of the engine to the supporting plate 131 during use, the right side of the supporting plate 131 is fixed through the curved right side supporting frame 102, and the force analysis is performed through the curve equation of the right side supporting frame 102, so that the downward acting force applied by the supporting plate 131 to the right side supporting frame 102 can be uniformly dispersed to different positions of the right side supporting frame 102, the local aggregation of the acting force is reduced, the lateral vibration of the engine is absorbed by the right side supporting frame 102 along the front-rear direction, the vibration of the engine is finally weakened, and the vibration transmitted by the engine to the vehicle body is reduced, and then reduce and shake to the axial conversion by the side direction, reduce the holistic vibrations of engine, solved among the prior art engine working process along side direction and axial vibrations reduce the problem of the steadiness of being connected between engine and the automobile body.
In some embodiments of example 1, the height of the upper surface of the first front support bar 103 is equal to the height of the upper surface of the first rear support bar 104, and the height of the upper surface of the first front support bar 103 is equal to one third of the height of the vertex of the right support frame 102.
In some embodiments of example 1, a right hanger bar 105 is fixedly connected to an inner side surface of the right support frame 102, the right hanger bar 105 is vertically disposed, the right hanger bar 105 is located right below a vertex of the right support frame 102, a first central support bar 106 is fixedly connected to a lower end of the right hanger bar 105, the first central support bar 106 is located on a left side of the right hanger bar 105, the first central support bar 106 is horizontally disposed toward the left, a height of an upper surface of the first central support bar 106 is equal to a height of an upper surface of the first front support bar 103, and a lower surface of the support plate 131 is adapted to vertically abut against the upper surface of the first central support bar 106.
In some embodiments of example 1, the left support frame 101 is curved in shape, and the curve equation of the left support frame 101 is f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an independent variable, -30 ≦ x ≦ 30;
the plane of the left supporting frame 101 is arranged along the vertical direction, and the plane of the left supporting frame 101 is vertical to the left-right direction;
a second front support bar 107 and a second rear support bar 108 are fixedly connected to the right side surface of the left side support frame 101, the second front support bar 107 and the second rear support bar 108 are horizontally arranged towards the right, the second front support bar 107 is located at the front side of the vertex of the left side support frame 101, the second rear support bar 108 is located at the rear side of the vertex of the left side support frame 101, the height of the second front support bar 107 is between the vertex of the left side support frame 101 and the bottom point of the left side support frame 101, and the height of the second rear support bar 108 is between the vertex of the left side support frame 101 and the bottom point of the left side support frame 101;
the pallet 131 is located above the second front support bar 107 and the second rear support bar 108, and the lower surface of the pallet 131 is in vertical abutment with the upper surface of the second front support bar 107 and the upper surface of the second rear support bar 108, respectively;
the height of the upper surface of the second front support bar 107 is equal to the height of the upper surface of the second rear support bar 108, and the height of the upper surface of the second front support bar 107 is equal to one third of the height of the vertex of the left support frame 101;
the height of the upper surface of the second front support rod 107 is equal to the height of the upper surface of the first front support rod 103;
the second front support rod 107 is aligned with the first front support rod 103 in the left-right direction;
the second rear support bar 108 is aligned with the first rear support bar 104 in the left-right direction.
In some embodiments of example 1, a left suspension rod 109 is fixedly connected to the inner side surface of the left supporting frame 101, the left suspension rod 109 is vertically disposed, the left suspension rod 109 is located right below the vertex of the left supporting frame 101, a second central support rod 110 is fixedly connected to the lower end of the left suspension rod 109, the second central support rod 110 is located on the right side of the left suspension rod 109, the second central support rod 110 is horizontally disposed toward the right, the height of the upper surface of the second central support rod 110 is equal to the height of the upper surface of the second front support rod 107, and the lower surface of the supporting plate 131 is adapted to vertically abut against the upper surface of the second central support rod 110;
the second central support bar 110 is aligned with the first central support bar 106 in the left-right direction.
In some embodiments of example 1, the left end of the first central support bar 106 is integrally connected to the right end of the second central support bar 110.
In some embodiments of example 1, the engine support apparatus further comprises an axial damping assembly comprising a front support frame 111 and a rear support frame 112, the front support frame 111 being shaped as a curve, the equation of the curve for the front support frame 111 being f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an argument, -30 ≦ x ≦ 30;
the plane where the front side supporting frame 111 is located is arranged along the vertical direction, and the plane where the front side supporting frame 111 is located is perpendicular to the front-back direction;
a first left support rod 113 and a first right support rod 114 are fixedly connected to the rear side surface of the front support frame 111, the first left support rod 113 and the first right support rod 114 are horizontally arranged towards the rear, the first left support rod 113 is positioned on the left side of the vertex of the front support frame 111, the first right support rod 114 is positioned on the right side of the vertex of the front support frame 111, the height of the first left support rod 113 is between the vertex of the front support frame 111 and the bottom point of the front support frame 111, and the height of the first right support rod 114 is between the vertex of the front support frame 111 and the bottom point of the front support frame 111;
the supporting plate 131 is located at the rear side of the front supporting frame 111, the supporting plate 131 is located above the first left supporting rod 113 and the first right supporting rod 114, and the lower surface of the supporting plate 131 is suitable for being respectively abutted against the upper surface of the first left supporting rod 113 and the upper surface of the first right supporting rod 114 in the vertical direction;
the rear support frame 112 is located at the rear side of the supporting plate 131, and the rear side of the supporting plate 131 is suitable for being connected with the rear support frame 112;
the height of the upper surface of the first left support rod 113 is equal to the height of the upper surface of the first right support rod 114, and the height of the upper surface of the first left support rod 113 is equal to one third of the height of the vertex of the front side support frame 111;
a front suspension rod 115 is fixedly connected to the inner side surface of the front support frame 111, the front suspension rod 115 is vertically arranged, the front suspension rod 115 is located right below the vertex of the front support frame 111, a third central support rod 116 is fixedly connected to the lower end of the front suspension rod 115, the third central support rod 116 is located at the rear side of the front suspension rod 115, the third central support rod 116 is horizontally arranged towards the rear, the height of the upper surface of the third central support rod 116 is equal to that of the upper surface of the first left support rod 113, and the lower surface of the supporting plate 131 is suitable for being abutted against the upper surface of the third central support rod 116 in the vertical direction;
the height of the upper surface of the first front support bar 103 is equal to the height of the upper surface of the first left support bar 113;
the left end of the first front supporting rod 103 is integrally connected with the rear end of the first right supporting rod 114;
the right end of the second front support bar 107 is integrally connected to the rear end of the first left support bar 113.
In some embodiments of example 1, the shape of the rear support frame 112 is curvilinear, and the curvilinear equation of the rear support frame 112 is f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an independent variable, -30 ≦ x ≦ 30;
the plane of the rear support frame 112 is arranged along the vertical direction, and the plane of the rear support frame 112 is perpendicular to the front-back direction;
a second left support bar 117 and a second right support bar 118 are fixedly connected to the front side of the rear support frame 112, the second left support bar 117 and the second right support bar 118 are horizontally arranged forward, the second left support bar 117 is located on the left side of the vertex of the rear support frame 112, the second right support bar 118 is located on the right side of the vertex of the rear support frame 112, the height of the second left support bar 117 is between the vertex of the rear support frame 112 and the bottom point of the rear support frame 112, and the height of the second right support bar 118 is between the vertex of the rear support frame 112 and the bottom point of the rear support frame 112;
the supporting plate 131 is located at the front side of the rear supporting frame 112, the supporting plate 131 is located above the second left supporting rod 117 and the second right supporting rod 118, and the lower surface of the supporting plate 131 is suitable for being respectively abutted against the upper surface of the second left supporting rod 117 and the upper surface of the second right supporting rod 118 in the vertical direction;
the height of the upper surface of the second left support bar 117 is equal to the height of the upper surface of the second right support bar 118, and the height of the upper surface of the second left support bar 117 is equal to one third of the height of the vertex of the rear support frame 112;
a rear suspension rod 119 is fixedly connected to the inner side surface of the rear support frame 112, the rear suspension rod 119 is vertically arranged, the rear suspension rod 119 is located right below the vertex of the rear support frame 112, a fourth central support rod 120 is fixedly connected to the lower end of the rear suspension rod 119, the fourth central support rod 120 is located on the front side of the rear suspension rod 119, the fourth central support rod 120 is horizontally arranged forward, the height of the upper surface of the fourth central support rod 120 is equal to that of the upper surface of the second left support rod 117, and the lower surface of the supporting plate 131 is suitable for being abutted against the upper surface of the fourth central support rod 120 in the vertical direction;
the first left support bar 113 is aligned with the second left support bar 117 in the front-rear direction, and the first right support bar 114 is aligned with the second right support bar 118 in the front-rear direction;
the third central support bar 116 is aligned with the fourth central support bar 120 in the front-to-rear direction;
the height of the upper surface of the first front supporting rod 103 is equal to that of the upper surface of the second left supporting rod 117;
the left end of the first rear support bar 104 is integrally connected with the front end of the second right support bar 118;
the right end of the second rear supporting rod 108 is integrally connected with the front end of the second left supporting rod 117;
the rear end of the third central support rod 116 is integrally connected to the front end of the fourth central support rod 120.
In some embodiments of embodiment 1, the engine supporting device further includes a bottom frame 121, the bottom frame 121 is rectangular, the bottom end of the right supporting frame 102 is fixedly connected to the right side of the bottom frame 121, the bottom end of the left supporting frame 101 is fixedly connected to the left side of the bottom frame 121, the bottom end of the front supporting frame 111 is fixedly connected to the front side of the bottom frame 121, and the bottom end of the rear supporting frame 112 is fixedly connected to the rear side of the bottom frame 121;
a left pull rod 122 and a right pull rod 123 are arranged on the inner side of the bottom frame 121, the left pull rod 122 and the right pull rod 123 are horizontally arranged along the left-right direction, the front pull rod 123 is horizontally arranged along the front-back direction, the left end of the left pull rod 122 is fixedly connected with the left center position of the bottom frame 121, the right end of the left pull rod 122 is fixedly connected with the right center position of the bottom frame 121, the front end of the front pull rod 123 is fixedly connected with the front center position of the bottom frame 121, and the rear end of the front pull rod 123 is fixedly connected with the rear center position of the bottom frame 121;
the central position of the left and right pull rods 122 is integrally connected with the central position of the front and rear pull rods 123;
the right end of the left and right tie rod 122 is positioned right below the first central support rod 106, the left end of the left and right tie rod 122 is positioned right below the second central support rod 110, the front end of the front and rear tie rod 123 is positioned right below the third central support rod 116, and the rear end of the front and rear tie rod 123 is positioned right below the fourth central support rod 120;
the engine support further comprises a suspension damper assembly located above the underframe 121 and below the first central support bar 106;
the suspension shock absorption assembly comprises a vertical column 124, a first inclined rod 125, a second inclined rod 126, a third inclined rod 127, a fourth inclined rod 128 and a hollow sphere 129, wherein the vertical column 124 is vertically arranged, the lower end of the vertical column 124 is fixedly connected with the central position of the left pull rod 122 and the right pull rod 122, and the lower end of the hollow sphere 129 is fixedly connected with the upper end of the vertical column 124;
one end of the first diagonal rod 125 is fixedly connected with the hollow sphere 129, and the other end of the first diagonal rod 125 is fixedly connected with the lower surface of the left end of the first front support rod 103;
one end of the second diagonal rod 126 is fixedly connected with the hollow sphere 129, and the other end of the second diagonal rod 126 is fixedly connected with the lower surface of the right end of the second front supporting rod 107;
one end of the third diagonal rod 127 is fixedly connected with the hollow sphere 129, and the other end of the third diagonal rod 127 is fixedly connected with the lower surface of the left end of the first rear supporting rod 104;
one end of the fourth diagonal rod 128 is fixedly connected with the hollow sphere 129, and the other end of the fourth diagonal rod 128 is fixedly connected with the lower surface of the right end of the second rear supporting rod 108;
the first inclined rods 125, the second inclined rods 126, the third inclined rods 127 and the fourth inclined rods 128 are distributed in a circumferential array around the upright 124;
the first sloped bar 125, the second sloped bar 126, the third sloped bar 127, and the fourth sloped bar 128 have elasticity, and the first sloped bar 125, the second sloped bar 126, the third sloped bar 127, and the fourth sloped bar 128 are in a tensioned state.
Preferably, in the equation f (x) = -a × cosh (b × x/a) + c in embodiment 1, a =30, b =1.3169579, c =60, -30 ≦ x ≦ 30, so that the height of the right side support frame 102, the left side support frame 101, the front side support frame 111, and the rear side support frame 112 is 30 cm, the bottom end span of the right side support frame 102, the left side support frame 101, the front side support frame 111, and the rear side support frame 112 is 60 cm, the height of each of the first front support bar 103, the first rear support bar 104, the second front support bar 107, the second rear support bar 108, the first left support bar 113, the first right support bar 114, the second left support bar 117, the second right support bar 118, the first center support bar 106, the second center support bar 110, the third center support bar 116, and the fourth center support bar 120 is 10 cm, that is, the center of gravity of the engine support apparatus as a whole is lowered, the span of the supporting part is increased, and the supporting stability is improved; the first central support rod 106, the second central support rod 110, the third central support rod 116 and the fourth central support rod 120 suspend and support the supporting plate 131, so as to further disperse the downward acting force applied to the tray.
The first front supporting rod 103, the first rear supporting rod 104, the second front supporting rod 107, the second rear supporting rod 108, the first left supporting rod 113, the first right supporting rod 114, the second left supporting rod 117, the second right supporting rod 118, the first central supporting rod 106, the second central supporting rod 110, the third central supporting rod 116 and the fourth central supporting rod 120 are positioned on the same horizontal plane to lift the lower surface of the supporting plate 131, the first front supporting rod 103, the first rear supporting rod 104, the second front supporting rod 107, the second rear supporting rod 108, the first left supporting rod 113, the first right supporting rod 114, the second left supporting rod 117, the second right supporting rod 118, the first central supporting rod 106, the second central supporting rod 110, the third central supporting rod 116 and the fourth central supporting rod 120 are fixedly connected with the supporting plate 131 by welding or fasteners, the base 130 of the engine is fixedly connected with the supporting plate 131 by fasteners, the first front support rod 103, the first rear support rod 104, the second front support rod 107, the second rear support rod 108, the first left support rod 113, the first right support rod 114, the second left support rod 117, the second right support rod 118, the first central support rod 106, the second central support rod 110, the third central support rod 116 and the fourth central support rod 120 form a first buffer layer, and the suspension damping assembly forms a second buffer layer below the first front support rod 103, the first rear support rod 104, the second front support rod 107, the second rear support rod 108, the first left support rod 113, the first right support rod 114, the second left support rod 117, the second right support rod 118, the first central support rod 106, the second central support rod 110, the third central support rod 116 and the fourth central support rod 120, so that double-buffer damping of the engine is realized. And the first diagonal rod 125, the second diagonal rod 126, the third diagonal rod 127 and the fourth diagonal rod 128 in the suspension shock absorption assembly can absorb oblique shock and gather the shock to the hollow sphere 129, the hollow sphere 129 consumes shock energy depending on the difference between the self-shock and the internal air shock frequency, the redundant shock energy is continuously transmitted to the left and right pull rods 122 and the front and rear pull rods 123 through the upright post 124, and the left and right pull rods 122 and the front and rear pull rods 123 are made of elastic steel wires to further absorb the shock energy.
After partial lateral (front-back) vibration energy of the engine is converted to the axial direction (left-right direction), the axial vibration is transmitted to the front side support frame 111 and the rear side support frame 112, and the front side support frame 111 and the rear side support frame 112 have the same curved line structure as the left side support frame 101 and the right side support frame 102, so that the axial vibration of the engine is weakened.
As shown in fig. 10, in embodiment 2 of the present application, there is provided an engine, including a base 130 and a supporting device, the supporting device is the engine supporting device according to embodiment 1, the base 130 is located above the supporting plate 131, a lower surface of the base 130 is fixedly connected with an upper surface of the supporting plate 131, and the base 130 is located inside an edge surrounding area of the supporting plate 131.
In the description of the embodiments of the present application, it should be noted that reference to the description of the terms "above-described embodiment," "some embodiments," "above-described implementation," "some implementations," "possible embodiments" or "possible implementations" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
In the description of the embodiments of the present application, it should be noted that, in the coordinate system XYZ, the Z axis in the drawings represents the vertical direction, i.e., the up-down position, and the positive direction of the Z axis (i.e., the arrow direction of the Z axis) represents the up direction, and the negative direction of the Z axis (i.e., the direction opposite to the positive direction of the Z axis) represents the down direction; in the drawings, the X-axis represents a horizontal direction and is designated as a left-right position, and a positive direction of the X-axis (i.e., an arrow direction of the X-axis) represents a left side and a negative direction of the X-axis (i.e., a direction opposite to the positive direction of the X-axis) represents a right side; in the drawings, the Y-axis indicates the front-rear position, and the positive direction of the Y-axis (i.e., the arrow direction of the Y-axis) indicates the front side, and the negative direction of the Y-axis (i.e., the direction opposite to the positive direction of the Y-axis) indicates the rear side; it should also be noted that the foregoing Z-axis, Y-axis, and X-axis representations are merely intended to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the invention. Unless otherwise expressly specified or limited, the front face corresponds to the front face of the designated element, the back face corresponds to the back face of the designated element, the lower face or bottom face corresponds to the lower face of the designated element, the upper face or top face corresponds to the upper face of the designated element, the left face corresponds to the left face of the designated element, and the right face corresponds to the right face of the designated element.
In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and be correspondingly changed according to the change of the orientation in which the structure is placed, and thus, should not be construed as limiting the embodiments of the present application. Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or indirectly contacting the second feature through intervening media. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or may simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description of the embodiments of the present application, it should be noted that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. The features defined as "first" and "second" may explicitly or implicitly include one or more of the features. "plurality" means two or more unless otherwise specified.
The above examples are only for explaining the present application and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments of the present application without inventive contribution as needed after reading the present specification, but are protected by patent laws within the scope of the claims of the present application.
Claims (10)
1. An engine supporting device is characterized by comprising a lateral damping assembly and a supporting plate, wherein the lateral damping assembly comprises a left supporting frame and a right supporting frame, the shape of the right supporting frame is a curve shape, the curve equation of the right supporting frame is f (x) = -a multiplied by cosh (b multiplied by x/a) + c, wherein a is a constant, a is more than or equal to 25 and less than or equal to 35, b is a constant, b is more than or equal to 1.1 and less than or equal to 1.5, c is a constant, c is more than or equal to 55 and less than or equal to 65, and x is an independent variable, x is more than or equal to-30 and less than or equal to 30;
the plane of the right supporting frame is arranged along the vertical direction, and the plane of the right supporting frame is vertical to the left-right direction;
a first front supporting rod and a first rear supporting rod are fixedly connected to the left side surface of the right supporting frame, the first front supporting rod and the first rear supporting rod are horizontally arranged towards the left, the first front supporting rod is located on the front side of the vertex of the right supporting frame, the first rear supporting rod is located on the rear side of the vertex of the right supporting frame, the height of the first front supporting rod is between the vertex of the right supporting frame and the bottom point of the right supporting frame, and the height of the first rear supporting rod is between the vertex of the right supporting frame and the bottom point of the right supporting frame;
the supporting plate is horizontally arranged, the supporting plate is positioned on the left side of the right supporting frame, the supporting plate is positioned above the first front supporting rod and the first rear supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the first front supporting rod and the upper surface of the first rear supporting rod along the vertical direction;
the upper surface of the supporting plate is suitable for being fixedly connected with a base of an engine;
the left side support frame is located the left side of layer board, the left side of layer board is suitable for with the left side support frame is connected.
2. The engine support apparatus of claim 1, wherein a height of an upper surface of the first front support bar is equal to a height of an upper surface of the first rear support bar, and wherein the height of the upper surface of the first front support bar is equal to one-third of a height of an apex of the right side support frame.
3. The engine support device according to claim 2, wherein a right side hanger bar is fixedly connected to an inner side surface of the right side support frame, the right side hanger bar is vertically arranged, the right side hanger bar is positioned right below a vertex of the right side support frame, a first center support bar is fixedly connected to a lower end of the right side hanger bar, the first center support bar is positioned on the left side of the right side hanger bar, the first center support bar is horizontally arranged toward the left, the height of an upper surface of the first center support bar is equal to the height of an upper surface of the first front support bar, and a lower surface of the support plate is adapted to vertically abut against the upper surface of the first center support bar.
4. The engine support device according to claim 3, wherein the left support frame has a curved shape, and the equation of the curve of the left support frame is f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an independent variable, -30 ≦ x ≦ 30;
the plane of the left supporting frame is arranged along the vertical direction, and the plane of the left supporting frame is vertical to the left-right direction;
a second front supporting rod and a second rear supporting rod are fixedly connected to the right side surface of the left supporting frame, the second front supporting rod and the second rear supporting rod are horizontally arranged towards the right, the second front supporting rod is located on the front side of the vertex of the left supporting frame, the second rear supporting rod is located on the rear side of the vertex of the left supporting frame, the height of the second front supporting rod is between the vertex of the left supporting frame and the bottom point of the left supporting frame, and the height of the second rear supporting rod is between the vertex of the left supporting frame and the bottom point of the left supporting frame;
the supporting plate is positioned above the second front supporting rod and the second rear supporting rod, and the lower surface of the supporting plate is respectively abutted against the upper surface of the second front supporting rod and the upper surface of the second rear supporting rod along the vertical direction;
the height of the upper surface of the second front supporting rod is equal to that of the upper surface of the second rear supporting rod, and the height of the upper surface of the second front supporting rod is equal to one third of the height of the top point of the left supporting frame;
the height of the upper surface of the second front support rod is equal to that of the upper surface of the first front support rod;
the second front support bar is aligned with the first front support bar in the left-right direction;
the second rear support bar is aligned with the first rear support bar in a left-right direction.
5. The engine support device according to claim 4, wherein a left side suspension rod is fixedly connected to the inner side surface of the left side support frame, the left side suspension rod is vertically arranged, the left side suspension rod is positioned right below the vertex of the left side support frame, a second central support rod is fixedly connected to the lower end of the left side suspension rod, the second central support rod is positioned on the right side of the left side suspension rod, the second central support rod is horizontally arranged towards the right, the height of the upper surface of the second central support rod is equal to that of the upper surface of the second front support rod, and the lower surface of the support plate is suitable for being abutted against the upper surface of the second central support rod in the vertical direction;
the second center support bar is aligned with the first center support bar in the left-right direction.
6. The engine support device of claim 5, wherein a left end of the first center support bar is integrally connected to a right end of the second center support bar.
7. The engine support apparatus of claim 6, further comprising an axial dampening assembly comprising a front support frame and a rear support frame, the front support frame being shaped as a curve, the front support frame having a curve equation of f (x) = -a x cosh (b x/a) + c, wherein a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an argument, -30 ≦ x ≦ 30;
the plane of the front side supporting frame is arranged along the vertical direction, and the plane of the front side supporting frame is vertical to the front-back direction;
the rear side surface of the front side supporting frame is fixedly connected with a first left supporting rod and a first right supporting rod, the first left supporting rod and the first right supporting rod are horizontally arranged towards the rear, the first left supporting rod is positioned on the left side of the vertex of the front side supporting frame, the first right supporting rod is positioned on the right side of the vertex of the front side supporting frame, the height of the first left supporting rod is between the vertex of the front side supporting frame and the bottom point of the front side supporting frame, and the height of the first right supporting rod is between the vertex of the front side supporting frame and the bottom point of the front side supporting frame;
the supporting plate is positioned on the rear side of the front supporting frame, the supporting plate is positioned above the first left supporting rod and the first right supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the first left supporting rod and the upper surface of the first right supporting rod in the vertical direction;
the rear side support frame is positioned at the rear side of the supporting plate, and the rear side of the supporting plate is suitable for being connected with the rear side support frame;
the height of the upper surface of the first left supporting rod is equal to that of the upper surface of the first right supporting rod, and the height of the upper surface of the first left supporting rod is equal to one third of the height of the top point of the front side supporting frame;
the inner side surface of the front side supporting frame is fixedly connected with a front side suspender, the front side suspender is vertically arranged, the front side suspender is positioned right below the vertex of the front side supporting frame, the lower end of the front side suspender is fixedly connected with a third central supporting rod, the third central supporting rod is positioned at the rear side of the front side suspender, the third central supporting rod is horizontally arranged towards the rear, the height of the upper surface of the third central supporting rod is equal to that of the upper surface of the first left supporting rod, and the lower surface of the supporting plate is suitable for being abutted against the upper surface of the third central supporting rod along the vertical direction;
the height of the upper surface of the first front supporting rod is equal to that of the upper surface of the first left supporting rod;
the left end of the first front supporting rod is integrally connected with the rear end of the first right supporting rod;
the right end of the second front supporting rod is integrally connected with the rear end of the first left supporting rod.
8. The engine support apparatus according to claim 7, wherein the rear support frame has a curved shape and a curved equation of f (x) = -a × cosh (b × x/a) + c, where a is a constant, 25 ≦ a ≦ 35, b is a constant, 1.1 ≦ b ≦ 1.5, c is a constant, 55 ≦ c ≦ 65, and x is an argument, -30 ≦ x ≦ 30;
the plane where the rear side supporting frame is located is arranged along the vertical direction, and the plane where the rear side supporting frame is located is vertical to the front-back direction;
the front side surface of the rear side supporting frame is fixedly connected with a second left supporting rod and a second right supporting rod, the second left supporting rod and the second right supporting rod are horizontally arranged forwards, the second left supporting rod is positioned on the left side of the vertex of the rear side supporting frame, the second right supporting rod is positioned on the right side of the vertex of the rear side supporting frame, the height of the second left supporting rod is between the vertex of the rear side supporting frame and the bottom point of the rear side supporting frame, and the height of the second right supporting rod is between the vertex of the rear side supporting frame and the bottom point of the rear side supporting frame;
the supporting plate is positioned on the front side of the rear supporting frame, the supporting plate is positioned above the second left supporting rod and the second right supporting rod, and the lower surface of the supporting plate is suitable for being respectively abutted against the upper surface of the second left supporting rod and the upper surface of the second right supporting rod in the vertical direction;
the height of the upper surface of the second left supporting rod is equal to that of the upper surface of the second right supporting rod, and the height of the upper surface of the second left supporting rod is equal to one third of the height of the top point of the rear supporting frame;
the inner side surface of the rear supporting frame is fixedly connected with a rear suspension rod, the rear suspension rod is vertically arranged, the rear suspension rod is positioned under the vertex of the rear supporting frame, the lower end of the rear suspension rod is fixedly connected with a fourth central support rod, the fourth central support rod is positioned on the front side of the rear suspension rod, the fourth central support rod is horizontally arranged forwards, the height of the upper surface of the fourth central support rod is equal to that of the upper surface of the second left support rod, and the lower surface of the supporting plate is suitable for being abutted against the upper surface of the fourth central support rod in the vertical direction;
the first left support rod and the second left support rod are aligned along the front-back direction, and the first right support rod and the second right support rod are aligned along the front-back direction;
the third central support rod is aligned with the fourth central support rod along the front-back direction;
the height of the upper surface of the first front supporting rod is equal to that of the upper surface of the second left supporting rod;
the left end of the first rear supporting rod is integrally connected with the front end of the second right supporting rod;
the right end of the second rear supporting rod is integrally connected with the front end of the second left supporting rod;
the rear end of the third central support rod is integrally connected with the front end of the fourth central support rod.
9. The engine support device of claim 8, further comprising a bottom frame, wherein the bottom frame is rectangular, the bottom end of the right support frame is fixedly connected with the right side of the bottom frame, the bottom end of the left support frame is fixedly connected with the left side of the bottom frame, the bottom end of the front support frame is fixedly connected with the front side of the bottom frame, and the bottom end of the rear support frame is fixedly connected with the rear side of the bottom frame;
the inner side of the bottom frame is provided with a left pull rod, a right pull rod, a front pull rod and a rear pull rod, the left pull rod and the right pull rod are horizontally arranged along the left-right direction, the front pull rod and the rear pull rod are horizontally arranged along the front-rear direction, the left ends of the left pull rod and the right pull rod are fixedly connected with the left central position of the bottom frame, the right ends of the left pull rod and the right pull rod are fixedly connected with the right central position of the bottom frame, the front ends of the front pull rod and the rear pull rod are fixedly connected with the front central position of the bottom frame, and the rear ends of the front pull rod and the rear pull rod are fixedly connected with the rear central position of the bottom frame;
the central positions of the left and right pull rods are integrally connected with the central positions of the front and rear pull rods;
the right ends of the left and right pull rods are positioned under the first central support rod, the left ends of the left and right pull rods are positioned under the second central support rod, the front ends of the front and rear pull rods are positioned under the third central support rod, and the rear ends of the front and rear pull rods are positioned under the fourth central support rod;
the engine support device further comprises a suspension shock assembly located above the underframe, the suspension shock assembly being located below the first central support bar;
the suspension damping component comprises an upright post, a first inclined rod, a second inclined rod, a third inclined rod, a fourth inclined rod and a hollow sphere, wherein the upright post is vertically arranged, the lower end of the upright post is fixedly connected with the central positions of the left pull rod and the right pull rod, and the lower end of the hollow sphere is fixedly connected with the upper end of the upright post;
one end of the first diagonal rod is fixedly connected with the hollow sphere, and the other end of the first diagonal rod is fixedly connected with the lower surface of the left end of the first front supporting rod;
one end of the second diagonal rod is fixedly connected with the hollow sphere, and the other end of the second diagonal rod is fixedly connected with the lower surface of the right end of the second front supporting rod;
one end of the third diagonal rod is fixedly connected with the hollow sphere, and the other end of the third diagonal rod is fixedly connected with the lower surface of the left end of the first rear supporting rod;
one end of the fourth diagonal rod is fixedly connected with the hollow sphere, and the other end of the fourth diagonal rod is fixedly connected with the lower surface of the right end of the second rear supporting rod;
the first inclined rod, the second inclined rod, the third inclined rod and the fourth inclined rod are distributed around the circumference of the upright column in an array manner;
the first diagonal rod, the second diagonal rod, the third diagonal rod and the fourth diagonal rod are elastic, and the first diagonal rod, the second diagonal rod, the third diagonal rod and the fourth diagonal rod are in a tensioning state.
10. An engine, characterized by comprising a base and a supporting device, wherein the supporting device is the engine supporting device as claimed in any one of claims 1 to 9, the base is positioned above the supporting plate, the lower surface of the base is fixedly connected with the upper surface of the supporting plate, and the base is positioned inside the edge surrounding area of the supporting plate.
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| CN202210859906.3A CN114932796A (en) | 2022-07-22 | 2022-07-22 | Engine supporting device and engine adopting same |
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| CN202210859906.3A CN114932796A (en) | 2022-07-22 | 2022-07-22 | Engine supporting device and engine adopting same |
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| CN1840933A (en) * | 2005-03-29 | 2006-10-04 | 东海橡胶工业株式会社 | Engine carrier and shock-absorbing bearing structure employing the carrier |
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Application publication date: 20220823 |