CN112432704B - Automobile engine noise detection device - Google Patents
Automobile engine noise detection device Download PDFInfo
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- CN112432704B CN112432704B CN202011371449.0A CN202011371449A CN112432704B CN 112432704 B CN112432704 B CN 112432704B CN 202011371449 A CN202011371449 A CN 202011371449A CN 112432704 B CN112432704 B CN 112432704B
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- plate
- fixedly connected
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- shell
- level meter
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
Abstract
The invention discloses a noise detection device of an automobile engine, which relates to the technical field of automobile repair and aims at solving the problems that the conventional sound level meter cannot fix the sound level meter and cannot adjust the measurement position according to actual requirements. The invention has novel structure and simple and rapid operation, replaces handheld detection, improves the working efficiency of the detection process and improves the practicability of the device.
Description
Technical Field
The invention relates to the technical field of automobile repair, in particular to a noise detection device for an automobile engine.
Background
The engine is a machine capable of converting other forms of energy into mechanical energy, and comprises an internal combustion engine, an external combustion engine, a jet engine, a motor and the like, wherein the internal combustion engine converts chemical energy into mechanical energy generally, the engine is suitable for a power generation device, and can also refer to the whole machine comprising a power device, and a sound level meter is required to be used for detecting noise of an automobile engine.
The existing sound level meter needs to be subjected to handheld measurement when the automobile engine is detected, the measurement time is long, unnecessary hearing damage is caused to workers, the sound level meter cannot be fixed on the automobile engine, the sound level meter cannot be fixed, the measurement position cannot be adjusted according to actual needs, the working efficiency of automobile maintenance is reduced, the operation procedures of the workers are increased, and the detection work is not facilitated, so that the automobile engine noise detection device is provided for solving the problems.
Disclosure of Invention
The invention provides a noise detection device for an automobile engine, which solves the problems that a sound level meter cannot be fixed and the measurement position cannot be adjusted according to actual requirements.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides an automobile engine noise detection device, includes sound level meter body and bottom plate, the first club of bottom fixedly connected with of bottom plate, the bottom of first club is rotated and is connected with first bulb seat, the bottom fixedly connected with second club of first bulb seat, the bottom of second club is rotated and is connected with second bulb seat, the first splint of bottom fixedly connected with of second bulb seat, the bottom fixedly connected with U type frame of first splint, the inner chamber of U type frame is rotated and is connected with the bull stick, the one end fixedly connected with second splint of U type frame are kept away from to the bull stick, the equal fixedly connected with spring in one side that first splint are relative with the second splint, the equal fixedly connected with centre gripping in one side that first splint are relative with the second splint.
Preferably, the front and the sound level meter body swing joint of bottom plate, the first connecting plate of the equal fixedly connected with of upper segment and hypomere of the positive one side of bottom plate, there is protective glass plate one side of first connecting plate through hinge swing joint, protective glass plate keeps away from the equal fixedly connected with buckle of upper segment and hypomere of first connecting plate one side, the equal fixedly connected with second connecting plate in one side of first connecting plate is openly kept away from to the bottom plate, the fixture block that one side fixedly connected with and the buckle cooperation of second connecting plate used, protective glass plate's the back and second connecting plate swing joint.
Preferably, first cavities are formed in two sides of the bottom plate, a shell is fixedly connected to the back of the bottom plate, second cavities are formed in two positive sides of the shell, sliding blocks are fixedly connected to two sides of the top and the bottom of an inner cavity of the shell, a rack block is connected to the shell in a sliding mode at the position of each sliding block, a tooth hole is formed in the back of the rack block, a clamping plate is fixedly connected to the front of the rack block and is connected with the shell in a sliding mode through the second cavities, the clamping plate is movably connected with the bottom plate through the first cavities, two sides of the inner cavity of the shell are connected with a half gear in a rotating mode through a pin rod, the half gear is located behind the rack block and is meshed with the rack block, a transmission rod is hinged to one side of the top of the half gear, a pull rod is hinged to one end, away from the half gear, of the pull rod is hinged to a pull rod, the end, away from the transmission rod is provided with a pull ring, and the back of the pull rod penetrates through the shell and extends to the outside.
Preferably, a screw hole is formed in one side of the shell, the shell is connected with a fastening bolt through a screw hole thread, the fastening bolt penetrates through the shell and extends to the inside, and one end of the fastening bolt is movably connected with the pull rod.
Preferably, the model number of the sound level meter body is HS5661C.
Preferably, the clamping plate is L-shaped, and one side opposite to the clamping plate is fixedly connected with an anti-skidding rubber pad.
Preferably, the material of the second cue is a flexible arm, the outer material of the flexible arm is plastic, and the inner material of the flexible arm is an iron shaped framework.
The beneficial effects of the invention are as follows:
1. by arranging the first ball rod, the first ball head seat, the second ball rod, the second ball head seat, the first clamping plate, the U-shaped frame, the rotating rod, the second clamping plate, the spring and the clamping pad, when the device needs to be clamped in the detection process, the first clamping plate and the second clamping plate are pressed by hands to be opened by a certain angle and clamped on an automobile oil path, the angle of the device is adjusted through the first ball head seat and the second ball head seat, and the position of the device is adjusted through the second ball rod, so that the operation is simple and rapid, the handheld detection is replaced, the working efficiency in the detection process is improved, and the practicability of the device is improved;
2. by arranging the first connecting plate, the protective glass plate, the buckle, the second connecting plate and the clamping block, when the sound level meter body needs to be oil-proof in the detection process, the protective glass plate is rotated and fixed through the buckle and the clamping block, so that dust and oil dirt are prevented from falling on the sound level meter body, the efficiency in the detection process is improved, and the convenience of the device in the use process is improved;
3. through setting up the casing, the slider, the second cavity, the rack piece, the tooth hole, the clamp plate, the half-gear, fastening bolt, transfer line and pull ring, when needs press from both sides the sound level meter body tightly, through to one side pulling pull ring, the pull ring drives the pull rod motion, the pull rod drives the transfer line motion, the transfer line drives the half-gear motion, the half-gear drives the rack piece motion, realize the clamp plate and to the clamp of sound level meter body, and the fastening bolt screws, realize the fixed of pull rod, prevent that the sound level meter body from dropping in the in-process that detects, the security in the testing process has been improved, the practicality of device has been improved.
In conclusion, the sound level meter solves the problems that the sound level meter cannot be fixed and the measuring position cannot be adjusted according to actual requirements, and is high in practicability.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the external structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the housing of the present invention;
FIG. 4 is an enlarged view of a portion of the structure A of FIG. 1 according to the present invention;
FIG. 5 is an enlarged view of a portion of B in FIG. 3 according to the present invention;
FIG. 6 is an enlarged view of a portion of C in FIG. 3 according to the present invention.
Reference numbers in the figures: 1. a sound level meter body; 2. a base plate; 3. a first cue; 4. a first ball cup seat; 5. a second cue; 6. a second ball cup; 7. a first splint; 8. a U-shaped frame; 9. a rotating rod; 10. a second splint; 11. a spring; 12. a clamping pad; 13. a first connecting plate; 14. a cover glass plate; 15. a second connecting plate; 16. a housing; 17. a slider; 18. a rack block; 19. a perforation; 20. a clamping plate; 21. a half gear; 22. a transmission rod; 23. a pull rod; 24. a pull ring; 25. and fastening the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, a noise detection device for an automobile engine comprises a sound level meter body 1 and a bottom plate 2, wherein the bottom of the bottom plate 2 is fixedly connected with a first ball rod 3, the bottom of the first ball rod 3 is rotatably connected with a first ball head seat 4, the bottom of the first ball head seat 4 is fixedly connected with a second ball rod 5, the bottom of the second ball rod 5 is rotatably connected with a second ball head seat 6, the bottom of the second ball head seat 6 is fixedly connected with a first clamping plate 7, the bottom of the first clamping plate 7 is fixedly connected with a U-shaped frame 8, the inner cavity of the U-shaped frame 8 is rotatably connected with a rotating rod 9, one end of the rotating rod 9 far away from the U-shaped frame 8 is fixedly connected with a second clamping plate 10, one side of the first clamping plate 7 opposite to the second clamping plate 10 is fixedly connected with a spring 11, one side of the first clamping plate 7 opposite to the second clamping plate 10 is fixedly connected with a clamping pad 12, the spring 11 is positioned on one side of the clamping pad 12 opposite to the U-shaped frame 8, and by arranging the first ball rod 3, the first ball head seat 4, the second ball rod 5, the second ball head seat 6, the first clamping plate 7, the U-shaped frame 8, the rotating rod 9, the second clamping plate 10, the spring 11 and the clamping pad 12, when the device needs to be clamped in the detection process, the first clamping plate 7 and the second clamping plate 10 are pressed by hands to be opened by a certain angle and clamped on an automobile oil path, the angle of the device is adjusted through the first ball head seat 4 and the second ball head seat 6, and the position of the device is adjusted through the second ball rod 5, so that the operation is simple and rapid, the handheld detection is replaced, the working efficiency of the detection process is improved, and the practicability of the device is improved;
the front face of the bottom plate 2 is movably connected with the sound level meter body 1, the upper section and the lower section of one side of the front face of the bottom plate 2 are fixedly connected with a first connecting plate 13, one side of the first connecting plate 13 is movably connected with a protective glass plate 14 through a hinge, the upper section and the lower section of one side, far away from the first connecting plate 13, of the protective glass plate 14 are fixedly connected with a buckle, one side, far away from the first connecting plate 13, of the bottom plate 2 is fixedly connected with a second connecting plate 15, one side of the second connecting plate 15 is fixedly connected with a clamping block matched with the buckle, the back face of the protective glass plate 14 is movably connected with the second connecting plate 15, through the arrangement of the first connecting plate 13, the protective glass plate 14, the buckle, the second connecting plate 15 and the clamping block, when oil stain is required to be prevented for the sound level meter body 1 in the detection process, the protective glass plate 14 is rotated and fixed through the buckle and the clamping block, dust and oil stain are prevented from falling onto the sound level meter body 1, the efficiency in the detection process is improved, and the convenience of the device in the use process is improved;
the two sides of the bottom plate 2 are respectively provided with a first cavity, the back of the bottom plate 2 is fixedly connected with a shell 16, the two sides of the front of the shell 16 are respectively provided with a second cavity, the two sides of the top and the bottom of the inner cavity of the shell 16 are respectively and fixedly connected with a sliding block 17, the shell 16 is in sliding connection with a rack block 18 at the position of the sliding block 17, the back of the rack block 18 is provided with a tooth hole 19, the front of the rack block 18 is fixedly connected with a clamping plate 20, the clamping plate 20 is in sliding connection with the shell 16 through the second cavity, the clamping plate 20 is movably connected with the bottom plate 2 through the first cavity, the two sides of the inner cavity of the shell 16 are rotatably connected with a half gear 21 through a pin rod, the half gear 21 is positioned behind the rack block 18, the half gear 21 is meshed with the rack block 18, one side of the top of the half gear 21 is hinged with a transmission rod 22, one end of the transmission rod 22, which is far away from the half gear 21, is hinged with a pull rod 23, when the sound level meter body 1 needs to be clamped, the pull ring 24 is pulled to one side, the pull ring 24 drives the pull rod 23 to move, the pull rod 23 drives the transmission rod 22 to move, the transmission rod 22 drives the half gear 21 to move, the half gear 21 drives the rack block 18 to move, the clamping plate 20 clamps the sound level meter body 1, and the fastening bolt 25 is screwed to fix the pull rod 23, so that the sound level meter body 1 is prevented from falling off in the detection process, the safety in the detection process is improved, and the practicability of the device is improved;
the screw has been seted up to one side of casing 16, casing 16 has fastening bolt 25 through screw threaded connection, fastening bolt 25 runs through casing 16 and extends to inside, fastening bolt 25's one end and pull rod 23 swing joint, the model of sound level meter body 1 is HS5661C, clamp plate 20 is L shape setting, and the equal fixedly connected with antiskid rubber pad in one side that clamp plate 20 is relative, the material of second club 5 is flexible arm, the external material of flexible arm is plastics, the inside material iron of flexible arm is decided the shape skeleton.
The embodiment is as follows: when the device needs to be clamped in the detection process, the first clamping plate 7 and the second clamping plate 10 are pressed by hands, the device is opened by a certain angle and clamped on an automobile oil way, the angle of the device is adjusted through the first ball seat 4 and the second ball seat 6, the position of the device is adjusted through the second ball rod 5, when the sound level meter body 1 needs to be clamped, the pull ring 24 is pulled to one side, the pull ring 24 drives the pull rod 23 to move, the pull rod 23 drives the transmission rod 22 to move, the transmission rod 22 drives the half gear 21 to move, the half gear 21 drives the rack block 18 to move, clamping of the clamping plate 20 on the sound level meter body 1 is realized, the fastening bolt 25 is screwed, fixing of the pull rod 23 is realized, when oil stain prevention is needed to the sound level meter body 1 in the detection process, the protective glass plate 14 is rotated, the protective glass plate 14 is fixed through the buckle and the clamping block, dust and oil stain are prevented from falling on the sound level meter body 1, and use work of the device is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (1)
1. The noise detection device for the automobile engine comprises a sound level meter body (1) and a bottom plate (2), and is characterized in that a first ball rod (3) is fixedly connected to the bottom of the bottom plate (2), a first ball head seat (4) is rotatably connected to the bottom of the first ball rod seat (3), a second ball rod (5) is fixedly connected to the bottom of the first ball head seat (4), a second ball head seat (6) is rotatably connected to the bottom of the second ball rod (5), a first clamping plate (7) is fixedly connected to the bottom of the second ball head seat (6), a U-shaped frame (8) is fixedly connected to the bottom of the first clamping plate (7), a rotating rod (9) is rotatably connected to an inner cavity of the U-shaped frame (8), a second clamping plate (10) is fixedly connected to one end, far away from the U-shaped frame (8), of the first clamping plate (7) opposite to the second clamping plate (10) is fixedly connected to a spring (11), a clamping pad (12) is fixedly connected to one side, opposite to the second clamping pad (10), and the clamping pad (11) is located on one side, opposite to the U-shaped frame (8);
the sound level meter comprises a sound level meter body (1), a bottom plate (2), a protective glass plate (14) and a clamping block, wherein the front side of the bottom plate (2) is movably connected with the sound level meter body (1), the upper section and the lower section of one side of the front side of the bottom plate (2) are both fixedly connected with a first connecting plate (13), one side of the first connecting plate (13) is movably connected with a protective glass plate (14) through a hinge, the upper section and the lower section of one side, away from the first connecting plate (13), of the protective glass plate (14) are both fixedly connected with a clamping buckle, one side of the front side of the bottom plate (2) away from the first connecting plate (13) is both fixedly connected with a second connecting plate (15), one side of the second connecting plate (15) is fixedly connected with the clamping block matched with the clamping buckle for use, and the back side of the protective glass plate (14) is movably connected with the second connecting plate (15);
the pull rod type connecting device is characterized in that first cavities are formed in two sides of the bottom plate (2), a shell (16) is fixedly connected to the back of the bottom plate (2), second cavities are formed in two sides of the front of the shell (16), sliding blocks (17) are fixedly connected to two sides of the top and the bottom of the inner cavity of the shell (16), a rack block (18) is slidably connected to the shell (16) at the position of each sliding block (17), a tooth hole (19) is formed in the back of the rack block (18), a clamping plate (20) is fixedly connected to the front of the rack block (18), the clamping plate (20) is slidably connected with the shell (16) through the second cavities, the clamping plate (20) is movably connected with the bottom plate (2) through the first cavities, half gears (21) are rotatably connected to two sides of the inner cavity of the shell (16) through pin rods, the half gears (21) are located behind the rack block (18), the half gears (21) are meshed with the rack block (18), a transmission rod (22) is hinged to one side of the top of the half gears (22), one end of each transmission rod (21) is far away from the corresponding half gear, and a pull ring (23) extends to the back of the shell (16);
a screw hole is formed in one side of the shell (16), a fastening bolt (25) is connected to the shell (16) through the screw hole in a threaded mode, the fastening bolt (25) penetrates through the shell (16) and extends into the shell, and one end of the fastening bolt (25) is movably connected with the pull rod (23);
the model of the sound level meter body (1) is HS5661C;
the clamping plate (20) is arranged in an L shape, and the opposite sides of the clamping plate (20) are fixedly connected with anti-skidding rubber pads;
the material of the second ball arm (5) is a flexible arm, the outer material of the flexible arm is plastic, and the inner material of the flexible arm is an iron shaped framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011371449.0A CN112432704B (en) | 2020-11-30 | 2020-11-30 | Automobile engine noise detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011371449.0A CN112432704B (en) | 2020-11-30 | 2020-11-30 | Automobile engine noise detection device |
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| Publication Number | Publication Date |
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| CN112432704A CN112432704A (en) | 2021-03-02 |
| CN112432704B true CN112432704B (en) | 2022-10-11 |
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| CN202011371449.0A Active CN112432704B (en) | 2020-11-30 | 2020-11-30 | Automobile engine noise detection device |
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Family Cites Families (14)
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| US9134807B2 (en) * | 2012-03-02 | 2015-09-15 | Microsoft Technology Licensing, Llc | Pressure sensitive key normalization |
| KR101324889B1 (en) * | 2012-12-24 | 2013-11-01 | 박성현 | A sonic sensor for alarm of limit level |
| KR101620507B1 (en) * | 2015-10-07 | 2016-05-13 | 한국지질자원연구원 | A vibrate monitoring apparatus of ball mill system and a method thereof |
| CN105458340B (en) * | 2015-12-11 | 2018-03-13 | 天津理工大学 | A kind of localization punch for being used to measure non-magnetic metal plate residual stress |
| CN106254977A (en) * | 2016-10-01 | 2016-12-21 | 王海荣 | A kind of mike offsetting cavity body structure with shockproof folder and low-frequency noise time delay |
| CN206415412U (en) * | 2017-01-05 | 2017-08-18 | 于淑霞 | A kind of medical waste collection device for recovery of classifying |
| CN206804206U (en) * | 2017-05-17 | 2017-12-26 | 东风汽车股份有限公司 | Automobile button travel measuring device |
| CN108362508A (en) * | 2018-04-12 | 2018-08-03 | 汪林 | Auto NVH detection device, method and automobile remaining life appraisal procedure |
| CN208313579U (en) * | 2018-05-24 | 2019-01-01 | 北京汽车研究总院有限公司 | Engine noise test bracket |
| CN209587613U (en) * | 2018-12-29 | 2019-11-05 | 莱茵技术（上海）有限公司 | A kind of bracket for steady noise sensor |
| CN209743324U (en) * | 2019-02-18 | 2019-12-06 | 福州澳诚实业有限公司 | adjustable fixing part for hanging plate-shaped object |
| CN210089845U (en) * | 2019-05-22 | 2020-02-18 | 郭佳 | Ambient noise detection device convenient to installation |
| CN210299918U (en) * | 2019-06-27 | 2020-04-14 | 张旭 | Automatic testing arrangement protection box of top entry bridge culvert position |
| CN110631693B (en) * | 2019-10-10 | 2021-09-28 | 衢州职业技术学院 | Vibration detector for operation of air compressor |
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