CN216742627U - Vibration damper of ranging radar mounting bracket node - Google Patents
Vibration damper of ranging radar mounting bracket node Download PDFInfo
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- CN216742627U CN216742627U CN202220246303.1U CN202220246303U CN216742627U CN 216742627 U CN216742627 U CN 216742627U CN 202220246303 U CN202220246303 U CN 202220246303U CN 216742627 U CN216742627 U CN 216742627U
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- 238000013016 damping Methods 0.000 claims abstract description 47
- 230000000712 assembly Effects 0.000 claims abstract description 13
- 238000000429 assembly Methods 0.000 claims abstract description 13
- 238000010521 absorption reaction Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 8
- 238000002955 isolation Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to a vibration damper of a distance measuring radar mounting rack node, belonging to the technical field of radar mounting, and aiming at solving the problems that the existing vehicle-mounted distance measuring radar is fixed in a rigid connection mode, the distance measuring radar can be impacted in the long-time driving process of an automobile, the measuring precision of the distance measuring radar can be influenced and the service life of the distance measuring radar can be shortened in the long-time driving state, the vibration damper has the function of relieving the impact by hinging and compressing connecting rods when a plurality of connecting rod vibration damping assemblies vibrate, a linear spring assembly can effectively absorb the amplitude when the vibration is generated, and the vibration can be decomposed and absorbed to the maximum extent when the automobile body vibrates, so that the impact force borne by the distance measuring radar is greatly weakened, the distance measuring radar is effectively protected, and the distance measuring accuracy of the distance measuring radar when the automobile drives is ensured, meanwhile, the service life of the ranging radar is prolonged.
Description
Technical Field
The utility model belongs to the technical field of radar installation, and particularly relates to a vibration damper for a ranging radar installation frame node.
Background
The range radar is a common instrument that is used for testing the interval, be used for measuring higher building body interval usually, but along with automobile industry's rapid development, the improvement of car security demand, the range radar is also widely used in the collision early warning field of car, current range radar is in order to guarantee the stability of installation when the installation, all adopt mounting bracket rigid connection on automobile frame, but the car often can pass uneven road surface when driving, vehicle itself can produce great vibration, general range radar's shell all is the plastics material, damping nature and shock resistance are relatively poor, along with the driving of car long time, rigid connection's mounting bracket can be directly with on the vibration transmission range radar, lead to the range radar to receive the influence of vibration, its measurement accuracy and accuracy are relatively poor, also can shorten the life of range radar simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing vehicle-mounted range radar is fixed in a rigid connection mode, the range radar is impacted in the long-time driving process of an automobile, and the measuring precision of the range radar is influenced and the service life of the range radar is shortened under the long-time driving state, so that the vibration damper of the range radar mounting frame node is further provided;
a vibration damper of a ranging radar mounting rack node comprises a shell, a central rubber column, N connecting rod vibration absorption assemblies, N linear spring vibration absorption assemblies and a supporting plate, wherein N is a positive integer, the shell is arranged between an upper supporting shaft and a lower supporting shaft in a ranging radar mounting rack, the outer top of the shell is fixedly connected with the bottom end of the upper supporting shaft, the outer bottom of the shell is fixedly connected with the top end of the lower supporting shaft, the central rubber column, the plurality of connecting rod vibration absorption assemblies, the plurality of linear spring vibration absorption assemblies and the supporting plate are all arranged in the shell, the supporting plate is arranged in the center of the inner bottom of the shell, the bottom end of the supporting plate is fixedly connected with the upper surface of the inner bottom of the shell, the rubber column is arranged right above the supporting plate and is coaxially arranged with the supporting plate, the top end of the rubber column is fixedly connected with the center of the inner top of the shell, the plurality of connecting rod vibration absorption assemblies are arranged at the bottom of the rubber column at equal intervals along the circumferential direction, the top end of each connecting rod vibration absorption assembly is fixedly connected with the bottom of the rubber column, the bottom end of each connecting rod vibration absorption assembly is fixedly connected with the top of the supporting plate, the linear spring vibration absorption assemblies are arranged on the lower portion of the outer circular surface of the rubber column at equal intervals along the circumferential direction, the top end of each linear spring vibration absorption assembly is hinged with the rubber column through a first spherical hinge, the bottom end of each linear spring vibration absorption assembly is fixedly connected with the upper surface of the supporting plate, and each linear spring vibration absorption assembly is arranged between every two adjacent connecting rod vibration absorption assemblies;
further, the value range of N is 2-4;
furthermore, the shell comprises a top plate, a bottom plate and a supporting rubber sleeve, the supporting rubber sleeve is arranged between the top plate and the bottom plate, the top end of the supporting rubber sleeve is fixedly connected with the lower surface of the top plate, the bottom end of the supporting rubber sleeve is fixedly connected with the upper surface of the bottom plate, the upper surface of the top plate is fixedly connected with the bottom end of the upper supporting shaft, and the lower surface of the bottom plate is fixedly connected with the top end of the lower supporting shaft;
furthermore, the connecting rod vibration attenuation assembly comprises a first connecting lug, a first connecting rod, a second connecting rod and a second connecting lug, the first connecting lug is fixedly connected with the bottom of the rubber column, one end of the first connecting rod is hinged with the first connecting lug through a pin shaft, one end of the second connecting rod is hinged with the other end of the first connecting rod through a pin shaft, the second connecting lug is arranged close to the position right below the first connecting lug and fixedly connected with the upper surface of the supporting disc, and the other end of the second connecting rod is hinged with the second connecting lug through a pin shaft;
furthermore, the spring vibration absorption assembly comprises a linear spring, a second spherical hinge and a fixed seat, one end of the linear spring is hinged with the rubber column through the first spherical hinge, the other end of the linear spring is hinged with the fixed seat through the second spherical hinge, and the fixed seat is fixedly connected to the upper surface of the supporting plate;
furthermore, a ranging radar mounting platform is arranged at the top of the upper supporting shaft and detachably connected with the top of the upper supporting shaft through a bolt;
compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a vibration damper of a distance measuring radar mounting rack node, which replaces the original rigid connection node by adopting a supporting mode of combining a rubber sleeve and a vibration damping mechanism, utilizes the vibration absorption performance and stability of rubber as main supporting parts, utilizes a plurality of connecting rod vibration damping components to generate vibration, the impact is relieved by the hinged compression between the connecting rods, when the linear spring component vibrates, can effectively absorb the vibration amplitude and realize the function of further vibration reduction, and through the cooperation of the rubber column, the connecting rod vibration reduction component and the linear spring component, when the vehicle body generates vibration, the vibration can be decomposed and absorbed to the maximum extent, so that the impact force borne by the ranging radar is greatly weakened, the distance measuring radar is effectively protected, the distance measuring accuracy of the distance measuring radar when the automobile runs is guaranteed, and meanwhile the service life of the distance measuring radar is prolonged.
Drawings
Fig. 1 is a schematic view of the installation of the present invention:
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic top view of the internal structure of the present invention;
FIG. 4 is a schematic view of a link damping assembly of the present invention;
FIG. 5 is a schematic view of a linear spring assembly of the present invention;
in the figure, 1 a top plate, 2 a bottom plate, 3 a supporting rubber sleeve, 4 a central rubber column, 5 a connecting rod vibration damping assembly, 51 a first connecting lug, 52 a first connecting rod, 53 a second connecting rod, 54 a second connecting lug, 6 a linear spring vibration absorption assembly, 61 a spherical hinge, 62 a linear spring, 63 a second spherical hinge, 64 a fixed seat, 7 a supporting plate, 8 an upper supporting shaft, 9 a lower supporting shaft and 10 a ranging radar mounting platform.
Detailed Description
The first embodiment is as follows: the present embodiment is described with reference to fig. 1 to 5, and provides a vibration damping device of a radar ranging mount node, which includes a housing, a center rubber column 4, N link vibration damping members 5, N linear spring vibration damping members 6, and a support plate 7, where N is a positive integer, the housing being disposed between an upper support shaft 8 and a lower support shaft 9 in a radar ranging mount, and an outer top of the housing being fixedly connected to a bottom end of the upper support shaft 8, an outer bottom of the housing being fixedly connected to a top end of the lower support shaft 9, the center rubber column 4, the plurality of link vibration damping members 5, the plurality of linear spring vibration damping members 6, and the support plate 7 being disposed in the housing, the support plate 7 being disposed at a center of an inner bottom of the housing, and a bottom end of the support plate 7 being fixedly connected to an upper surface of the inner bottom of the housing, the rubber column 4 being disposed directly above the support plate 7, and rubber column 4 and supporting disk 7 are coaxial to be set up, the center department fixed connection on top in the top of rubber column 4 and the shell, a plurality of connecting rod damping subassembly 5 set up the bottom at rubber column 4 along circumference equidistance, and the top of every connecting rod damping subassembly 5 and the bottom fixed connection of rubber column 4, the bottom of every connecting rod damping subassembly 5 and the top fixed connection of supporting disk 7, a plurality of linear spring vibration absorbing assembly 6 set up the lower part at the outer disc of rubber column 4 along circumference equidistance, and the top of every linear spring vibration absorbing assembly 6 is articulated with rubber column 4 through a ball pivot 61, the bottom of every linear spring vibration absorbing assembly 6 and the last fixed surface of supporting disk 7 are connected, and every linear spring vibration absorbing assembly 6 sets up between two adjacent connecting rod damping subassembly 5.
The vibration damping device for the ranging radar mounting frame node provided by the embodiment adopts the support mode that the original rigid connection node is combined by matching the rubber sleeve with the vibration damping mechanism to replace the original rigid connection node, utilizes the vibration absorption performance and the stability of the rubber as main support components, utilizes a plurality of connecting rod vibration damping components to generate vibration, the impact is relieved by the hinged compression between the connecting rods, when the linear spring component vibrates, can effectively absorb the vibration amplitude and realize the function of further vibration reduction, and through the cooperation of the rubber column, the connecting rod vibration reduction component and the linear spring component, when the vehicle body generates vibration, the vibration can be decomposed and absorbed to the maximum extent, so that the impact force borne by the ranging radar is greatly weakened, the distance measuring radar is effectively protected, the accuracy of distance measurement of the distance measuring radar when the automobile runs is guaranteed, and meanwhile the service life of the distance measuring radar is prolonged.
Meanwhile, the utility model has the advantages of simple structure, convenient manufacture, strong stability, relatively low cost and high economical efficiency.
The second embodiment is as follows: this embodiment will be described with reference to fig. 1 to 5, and this embodiment further limits N described in the first embodiment, and the range of value of N in this embodiment is 2 to 4. Other components and connection modes are the same as those of the first embodiment.
In this embodiment, can be according to the not unidimensional range radar adjustment rubber column 4's size, if the structure is great, can adopt more connecting rod damping subassembly and linear spring to inhale the vibration subassembly and support to reach more stability and inhale the vibration effect, if the size is less, then adopt less connecting rod damping subassembly and linear spring to inhale the vibration subassembly and support, avoid causing the structure extravagant, practice thrift the cost.
The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and is further limited to the housing described in the second embodiment, and the housing in the present embodiment includes a top plate 1, a bottom plate 2 and a supporting rubber sleeve 3, the supporting rubber sleeve 3 is disposed between the top plate 1 and the bottom plate 2, and the top end of the supporting rubber sleeve 3 is fixedly connected to the lower surface of the top plate 1, the bottom end of the supporting rubber sleeve 3 is fixedly connected to the upper surface of the bottom plate 2, the upper surface of the top plate 1 is fixedly connected to the bottom end of the upper supporting shaft 8, and the lower surface of the bottom plate 2 is fixedly connected to the top end of the lower supporting shaft 9. Other components and connection modes are the same as those of the first embodiment.
In the present embodiment, the housing is a first layer vibration isolation member, and vibration is damped by the vibration absorption property of the supporting rubber sleeve 3 itself, and the supporting rubber sleeve 3 is made of hard rubber having a large thickness in order to ensure the stability of the housing support.
The fourth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and the present embodiment further defines the link damping assembly 5 according to the third embodiment, in the present embodiment, the link damping assembly 5 includes a first engaging lug 51, a first link 52, a second link 53 and a second engaging lug 54, the first engaging lug 51 is fixedly connected to the bottom of the rubber column 4, one end of the first link 52 is hinged to the first engaging lug 51 through a pin, one end of the second link 53 is hinged to the other end of the first link 52 through a pin, the second engaging lug 54 is disposed near the lower side of the first engaging lug 51, the second engaging lug 54 is fixedly connected to the upper surface of the support plate 7, and the other end of the second link 53 is hinged to the second engaging lug 54 through a pin. The other components and the connection mode are the same as those of the second embodiment.
In this embodiment, constitute type X shape structure through connecting rod 52 and connecting rod 53 No. one, when the vibration produces, through the contained angle of the two diminishes, reach the effect of vibration isolation, adopt a plurality of connecting rod damping subassembly 5 to support, and do not adopt complete X shape structure as main vibration isolation parts, the direction of considering the car vibration when going is not vertical, support through a plurality of connecting rod damping subassembly 5, it is more sensitive to the vibration change of certain direction to be favorable to, can play the effect of vibration isolation more.
The fifth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 5, and the present embodiment further defines the spring shock absorbing assembly 6 according to the fifth embodiment, in which the spring shock absorbing assembly 6 includes a linear spring 62, a second ball hinge 63 and a fixing seat 64, one end of the linear spring 62 is hinged to the rubber column 4 through the first ball hinge 61, the other end of the linear spring 62 is hinged to the fixing seat 64 through the second ball hinge 63, and the fixing seat 64 is fixed to the upper surface of the supporting plate 7. The other components and the connection mode are the same as the fifth embodiment mode.
In this embodiment, the linear springs 62 absorb the vibration amplitude, and the plurality of linear spring vibration absorbing assemblies 6 are arranged at equal intervals in the circumferential direction, so that the vibration amplitude in a plurality of directions can be more sensitively and effectively absorbed, and the vibration absorption and isolation effect can be achieved.
The sixth specific implementation mode: the present embodiment is described with reference to fig. 1 to 5, and is further limited to the upper support shaft 8 according to the fifth embodiment, in the present embodiment, a ranging radar mounting platform 10 is provided at the top of the upper support shaft 8, and the ranging radar mounting platform 10 is detachably connected to the top of the upper support shaft 8 by a latch. Other components and connection modes are the same as those of the sixth embodiment.
In this embodiment, articulated mounted position and the installation angle that can adjust range radar through range radar mounting platform 10 and upper portion back shaft 8's top, can lock through the bolt after adjusting suitable installation angle, so set up, can be favorable to carrying out reasonable installation range radar according to the space size in the frame.
The present invention is not limited to the above embodiments, and any person skilled in the art can make many modifications and equivalent variations by using the above-described structures and technical contents without departing from the scope of the present invention.
Principle of operation
The various components are first connected in the manner of connection described in embodiments one through six, when the vehicle passes through an uneven or hollow road section in running, the vibration generated by vibration is absorbed for the first time through the supporting rubber sleeve 3, the vibration amplitude is attenuated, the residual vibration amplitude is absorbed step by step (through connecting rod compression and linear spring compression) through the connecting rod vibration damping assembly 5 and the spring vibration absorption assembly 6 and decomposed, the vibration amplitude is attenuated for the second time, and finally the participated vibration amplitude is transmitted upwards to the distance measuring radar through the rubber column 4, the third damping is carried out in the transmission process, the most important of the third damping is the second damping, most of the amplitude generated by the vibration is absorbed in the process, the other two times are auxiliary attenuation, the main functions of buffering and protection are achieved, and the impact of the vibration after three times of attenuation on the ranging radar is greatly reduced.
Claims (6)
1. The utility model provides a vibration damper of range radar mounting bracket node which characterized in that: the vibration damping device comprises a shell, a central rubber column (4), N connecting rod vibration damping assemblies (5), N linear spring vibration damping assemblies (6) and a supporting plate (7), wherein N is a positive integer, the shell is arranged between an upper supporting shaft (8) and a lower supporting shaft (9) in a ranging radar mounting frame, the outer top of the shell is fixedly connected with the bottom end of the upper supporting shaft (8), the outer bottom of the shell is fixedly connected with the top end of the lower supporting shaft (9), the central rubber column (4), the N connecting rod vibration damping assemblies (5), the N linear spring vibration damping assemblies (6) and the supporting plate (7) are all arranged in the shell, the supporting plate (7) is arranged at the center of the inner bottom of the shell, the bottom end of the supporting plate (7) is fixedly connected with the upper surface of the inner bottom of the shell, the rubber column (4) is arranged right above the supporting plate (7), and the rubber column (4) and the supporting plate (7) are coaxially arranged, the center department fixed connection on top in the top of rubber column (4) and the shell, N connecting rod damping subassembly (5) set up the bottom in rubber column (4) along circumference equidistance, and the top of every connecting rod damping subassembly (5) and the bottom fixed connection of rubber column (4), the bottom of every connecting rod damping subassembly (5) and the top fixed connection of supporting disk (7), N linear spring damping subassembly (6) set up the lower part in rubber column (4) outer disc along circumference equidistance, and the top of every linear spring damping subassembly (6) is articulated through a ball pivot (61) and rubber column (4), the bottom of every linear spring damping subassembly (6) and the last fixed surface of supporting disk (7) are connected, and every linear spring damping subassembly (6) set up between two adjacent connecting rod damping subassemblies (5).
2. A vibration damping device of a ranging radar mount node as claimed in claim 1, characterized in that: the value range of N is 2-4.
3. A vibration damping device of a ranging radar mount node as claimed in claim 2, characterized in that: the shell comprises a top plate (1), a bottom plate (2) and a supporting rubber sleeve (3), the supporting rubber sleeve (3) is arranged between the top plate (1) and the bottom plate (2), the top end of the supporting rubber sleeve (3) is fixedly connected with the lower surface of the top plate (1), the bottom end of the supporting rubber sleeve (3) is fixedly connected with the upper surface of the bottom plate (2), the upper surface of the top plate (1) is fixedly connected with the bottom end of an upper supporting shaft (8), and the lower surface of the bottom plate (2) is fixedly connected with the top end of a lower supporting shaft (9).
4. A vibration damping device of a ranging radar mount node as claimed in claim 3, characterized in that: connecting rod damping subassembly (5) are including a engaging lug (51), a connecting rod (52), No. two connecting rods (53) and No. two engaging lugs (54), the bottom fixed connection of a engaging lug (51) and rubber column (4), the one end of a connecting rod (52) is articulated through the round pin axle with a engaging lug (51), the one end of No. two connecting rods (53) is articulated through the round pin axle with the other end of a connecting rod (52), No. two engaging lugs (54) are close to the setting under a engaging lug (51), and No. two engaging lugs (54) are connected with the last fixed surface of supporting disk (7), the other end of No. two connecting rods (53) is articulated through round pin axle and No. two engaging lugs (54).
5. A vibration damping device of a ranging radar mount according to claim 4, characterized in that: the spring vibration absorption assembly (6) comprises a linear spring (62), a second spherical hinge (63) and a fixed seat (64), one end of the linear spring (62) is hinged to the rubber column (4) through a first spherical hinge (61), the other end of the linear spring (62) is hinged to the fixed seat (64) through the second spherical hinge (63), and the fixed seat (64) is fixedly connected to the upper surface of the supporting plate (7).
6. A vibration damping device of a ranging radar mount node as defined in claim 4, characterized in that: the top of upper portion back shaft (8) is equipped with range radar mounting platform (10), and range radar mounting platform (10) passes through the bolt with the top of upper portion back shaft (8) and can dismantle the connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246303.1U CN216742627U (en) | 2022-01-30 | 2022-01-30 | Vibration damper of ranging radar mounting bracket node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220246303.1U CN216742627U (en) | 2022-01-30 | 2022-01-30 | Vibration damper of ranging radar mounting bracket node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216742627U true CN216742627U (en) | 2022-06-14 |
Family
ID=81919004
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220246303.1U Expired - Fee Related CN216742627U (en) | 2022-01-30 | 2022-01-30 | Vibration damper of ranging radar mounting bracket node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216742627U (en) |
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2022
- 2022-01-30 CN CN202220246303.1U patent/CN216742627U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220614 |
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| CF01 | Termination of patent right due to non-payment of annual fee |