CN212748312U

CN212748312U - Abnormal sound detection device for automobile engine

Info

Publication number: CN212748312U
Application number: CN202021635762.6U
Authority: CN
Inventors: 张为林
Original assignee: Shanghai Shengjia Automobile Service Co ltd
Current assignee: Shanghai Shengjia Automobile Service Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-03-19
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses an automobile engine abnormal sound detection device relates to engine detection technical field. The utility model discloses a box, the top of box are fixed with the case lid, and the inner wall of box is provided with a plurality of sound receiver, and the one end of box is provided with the straight formula cable sheath connecting piece of TQ, and the straight formula cable sheath connecting piece of TQ includes plug and socket, plug and socket plug-in connection, and the one end at the box is installed to the plug, and a plurality of sound receiver and plug connection. The utility model discloses a box, case lid, plane snap spring and square plate mutually support, form inclosed environment around the engine, completely cut off the noise of surrounding environment, avoid the influence to the testing result to can carry out accurate detection to automobile engine abnormal sound, mutually support through a plurality of clamping mechanism of the inside crisscross setting of box, can carry out stable fixed to the engine, when avoiding its shake, to its abnormal sound testing result's influence.

Description

Abnormal sound detection device for automobile engine

Technical Field

The utility model belongs to the technical field of the engine detects, especially, relate to an automobile engine abnormal sound detection device.

Background

The engine is used as the heart of the automobile, the working state of the engine determines the normal operation of the automobile, abnormal sounds which exceed the specification of technical documents and are generated in the operation process of the engine are called abnormal sounds, the abnormal sounds mark that some parts of the engine are in failure, if the failure is not cleared in time and larger damage is possibly caused, the abnormal sounds are required to be checked by an engine abnormal sound detection device, most of the existing detection devices are open detection devices and are easy to be affected by the noise of the surrounding environment, the detection accuracy of the abnormal sounds is affected, the abnormal sounds of the automobile engine cannot be accurately detected, the existing devices cannot effectively fix the engine, and the abnormal sound detection result of the abnormal sounds is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile engine abnormal sound detection device to current problem has been solved: most of the existing detection devices are open-type detection devices, and the detection accuracy is easily influenced by the noise of the surrounding environment, so that the abnormal sound of the automobile engine cannot be accurately judged.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an automobile engine abnormal sound detection device, the power distribution box comprises a box body, the top of box is fixed with the case lid, the inner wall of box is provided with a plurality of sound receiver, the one end of box is provided with the straight formula cable sheath connecting piece of TQ, the straight formula cable sheath connecting piece of TQ includes plug and socket, plug and socket plug-in connection, the one end at the box is installed to the plug, and is a plurality of sound receiver and plug-in connection, the one end of socket is connected with the transmission line, the one end that the socket was kept away from to the transmission line is connected with the USB and connects, the USB connects and pegs graft in one side of computer.

Further, the inside crisscross a plurality of clamping mechanism that are provided with of box, clamping mechanism all includes two motors, two first screw rods, two lumps, two second screw rods, first splint and second splint, the outside at the box is all installed to the motor, the output of motor all is connected with first screw rod, the both ends at the lumps are fixed respectively with the second screw rod to first screw rod, first screw rod is reverse screw thread relatively with the screw thread of lumps, the both ends of first splint all with first screw rod threaded connection, the both ends of second splint all with second screw rod threaded connection, the one end that the lumps were kept away from to the second screw rod is rotated with the box and is connected.

Furthermore, two planar snap fasteners are fixed on two sides of the top end of the box body, and the box body and the box cover are fixed through the planar snap fasteners.

Further, the bottom of box is fixed with the square plate, the square plate is located the inside on box top and is interference fit, just the material of square plate is rubber.

Further, one side of the first clamping plate close to the round block is fixed with a square pad, one side of the second clamping plate close to the round block is fixed with a square pad, and the square pad is made of rubber.

Further, the bearing is all installed to the one end that the round piece was kept away from to the second screw rod, the second screw rod all rotates through the bearing with the box and is connected.

The utility model discloses following beneficial effect has:

1. the utility model discloses a mutually supporting of box, case lid, plane snap spring and square plate forms inclosed environment around the engine, and the noise to surrounding environment is isolated, avoids the influence to the testing result to can carry out accurate detection to automobile engine abnormal sound.

2. The utility model discloses an inside crisscross a plurality of clamping mechanism who sets up of box mutually supports, can carry out stable fixed to the engine, when avoiding its shake, to the influence of its abnormal sound testing result.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the connector of the present invention;

FIG. 3 is a schematic structural view of the case cover of the present invention;

FIG. 4 is a schematic structural view of the inside of the case body according to the present invention;

fig. 5 is a schematic structural diagram of the clamping mechanism of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a box body; 2. a box cover; 3. a planar snap fastener; 4. TQ straight cable sheath connecting piece; 5. a transmission line; 6. a USB connector; 7. a computer; 8. a square plate; 9. a sound receiver; 10. a clamping mechanism; 11. a motor; 12. a first screw; 13. a round block; 14. a second screw; 15. a first splint; 16. a second splint; 17. a square pad; 18. a plug; 19. a socket; 20. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to an automobile engine abnormal sound detection device, including box 1, the top of box 1 is fixed with case lid 2, the inner wall of box 1 is provided with a plurality of sound receivers 9, one end of box 1 is provided with TQ straight cable sheath connecting piece 4, TQ straight cable sheath connecting piece 4 includes plug 18 and socket 19, plug 18 and socket 19 are connected in an inserting manner, plug 18 is installed at one end of box 1, and a plurality of sound receivers 9 are connected with plug 18, one end of socket 19 is connected with transmission line 5, one end of transmission line 5 far away from socket 19 is connected with USB joint 6, USB joint 6 is inserted in one side of computer 7;

the TQ straight cable sheath connecting piece 4 is an existing device, and bridges for communication are erected at the blocked positions or among isolated and non-communicated circuits in the circuits, so that current flows, the circuits achieve the preset function, the TQ straight cable sheath connecting piece is mainly used for interconnection among electrical equipment, the technology is mature, and excessive description is omitted;

the USB connector 6 is a conventional device, is a serial port bus standard, is also a technical specification of an input/output interface, is widely applied to information communication products such as personal computers and mobile equipment, is mainly used for connecting photographic equipment, digital television set-top boxes and game machines, has a mature technology, and is not described in detail;

the sound receiver 9 is an existing device, and is a device that converts sound waves into electrical signals for transmission, and is generally used for microphones, and the technology is mature, and is not described in detail herein.

Referring to fig. 4 and 5, a plurality of clamping mechanisms 10 are staggered inside the box body 1, each clamping mechanism 10 includes two motors 11, two first screws 12, two round blocks 13, two second screws 14, a first clamping plate 15 and a second clamping plate 16, the motors 11 are all installed outside the box body 1, the output ends of the motors 11 are all connected with the first screws 12, the first screws 12 and the second screws 14 are respectively fixed at two ends of the round blocks 13, the threads of the first screws 12 and the round blocks 13 are opposite threads, two ends of the first clamping plate 15 are both in threaded connection with the first screws 12, two ends of the second clamping plate 16 are both in threaded connection with the second screws 14, and one end of the second screw 14, which is far away from the round blocks 13, is rotatably connected with the box body 1.

Referring to fig. 1 and 4, two planar snap fasteners 3 are fixed on two sides of the top end of the box body 1, and the box body 1 and the box cover 2 are fixed through the planar snap fasteners 3, so that the box body 1 and the box cover 2 can be conveniently fixed;

the plane type spring hasp 3 is an existing device and is a case or a wooden case accessory, the case or the wooden case can be sealed, meanwhile, the plane type spring hasp can be locked by a padlock, the opening is convenient, the plane type spring hasp is mainly used for sealing the case, the technology is mature, and excessive description is omitted.

Referring to fig. 3, a square plate 8 is fixed at the bottom end of the box body 1, the square plate 8 is located inside the top end of the box body 1 and is in interference fit, and the square plate 8 is made of rubber, so that a sealed environment is conveniently formed inside the box body 1.

Referring to fig. 4 and 5, a square pad 17 is fixed on one side of the first clamping plate 15 close to the round block 13, a square pad 17 is fixed on one side of the second clamping plate 16 close to the round block 13, and the square pad 17 is made of rubber so as to be convenient for fixing an engine.

Referring to fig. 5, bearings 20 are installed at ends of the second screws 14 far away from the round blocks 13, and the second screws 14 are rotatably connected with the box body 1 through the bearings 20, so that the second screws 14 can rotate conveniently.

One specific application of this embodiment is: when the device is used, the electrical equipment is electrically connected with an external power supply, an engine to be detected is placed in a plurality of mutually staggered clamping mechanisms 10, the first screw 12 is driven to rotate by starting the motor 11, the second screw 14 is driven to rotate as the first screw 12 is connected with the second screw 14 through the round block 13, the first clamping plate 15 and the second clamping plate 16 move relatively as the threads of the first screw 12 and the second screw 14 are opposite threads, when the engine is fixed, the first clamping plate 15 and the second clamping plate 16 move towards the engine and are clamped and fixed by starting the motor 11, when the engine is not fixed, the motor 11 is started to rotate reversely, the first clamping plate 15 and the second clamping plate 16 move away from the engine, the engine is stably fixed, and the influence on the abnormal sound detection result when the engine shakes is avoided, when surveying the engine, through starting the engine, make its operation, cover case lid 2 on the top of box 1, because of square plate 8 is located the inside on box 1 top and be interference fit, because of its material is rubber again, have the characteristic of deformability, make with the inside confined environment that forms of box 1, rethread plane type snap 3's cooperation is fixed box 1 and case lid 2, the noise to the surrounding environment is isolated, avoid the influence to the detection result, thereby can carry out the sound that accurate detection engine produced to automobile engine abnormal sound and collect through sound receiver 9, convert the signal of telecommunication into, pass into computer 7 through transmission line 5, carry out the analysis through computer 7, with the intact engine audio frequency contrastive analysis of the same model, survey abnormal sound.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean 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 invention. In this specification, the schematic representations of the terms used above do not necessarily 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.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an automobile engine abnormal sound detection device, includes box (1), its characterized in that: the utility model discloses a sound box, including box (1), sound receiver (6), socket (19), plug (18) and socket (19), the top of box (1) is fixed with case lid (2), the inner wall of box (1) is provided with a plurality of sound receiver (9), the one end of box (1) is provided with TQ straight cable sheath connecting piece (4), TQ straight cable sheath connecting piece (4) are including plug (18) and socket (19), plug (18) and socket (19) plug-in connection, the one end at box (1) is installed in plug (18), and is a plurality of sound receiver (9) are connected with plug (18), the one end of socket (19) is connected with transmission line (5), the one end that socket (19) were kept away from in transmission line (5) is connected with USB joint (6), USB joint (6) are peg.

2. The abnormal sound detection device of the automobile engine according to claim 1, characterized in that a plurality of clamping mechanisms (10) are arranged inside the box body (1) in a staggered manner, each clamping mechanism (10) comprises two motors (11), two first screw rods (12), two round blocks (13), two second screw rods (14), a first clamping plate (15) and a second clamping plate (16), each motor (11) is arranged outside the box body (1), the output ends of the motors (11) are connected with the first screw rods (12), the first screw rods (12) and the second screw rods (14) are respectively fixed at two ends of the round blocks (13), the threads of the first screw rods (12) and the round blocks (13) are opposite threads, two ends of the first clamping plate (15) are in threaded connection with the first screw rods (12), two ends of the second clamping plate (16) are in threaded connection with the second screw rods (14), one end of the second screw rod (14) far away from the round block (13) is rotatably connected with the box body (1).

3. The abnormal noise detection device of the automobile engine according to claim 1, characterized in that two plane type snap fasteners (3) are fixed on both sides of the top end of the box body (1), and the box body (1) and the box cover (2) are fixed through the plane type snap fasteners (3).

4. The abnormal noise detection device of the automobile engine according to claim 1, characterized in that a square plate (8) is fixed at the bottom end of the box body (1), the square plate (8) is located inside the top end of the box body (1) and is in interference fit, and the square plate (8) is made of rubber.

5. The abnormal noise detection device of the automobile engine is characterized in that a square pad (17) is fixed on one side of the first clamping plate (15) close to the round block (13), a square pad (17) is fixed on one side of the second clamping plate (16) close to the round block (13), and the square pad (17) is made of rubber.

6. The abnormal sound detection device of the automobile engine according to claim 2, characterized in that a bearing (20) is installed at one end of the second screw (14) far away from the round block (13), and the second screw (14) is rotatably connected with the box body (1) through the bearing (20).