CN211121976U

CN211121976U - Engine noise detection device

Info

Publication number: CN211121976U
Application number: CN201921931796.7U
Authority: CN
Inventors: 饶晓琴
Original assignee: Shaoguan Qujiang Yuntongda Automotive Vehicle Detection Co ltd
Current assignee: Shaoguan Qujiang Yuntongda Automotive Vehicle Detection Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-07-28
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses an engine noise detection device, including lower diaphragm, the top both ends of lower diaphragm all are fixed with the pole setting, one side that lower diaphragm was kept away from in the pole setting is fixed with upper diaphragm, lower diaphragm and upper diaphragm all are provided with the standing groove by the top, the inside that is located the standing groove on the lower diaphragm is provided with the battery, be fixed with the elasticity post on the lower diaphragm and on being located the lateral wall of standing groove, one side that the standing groove was kept away from to the elasticity post is connected with the sucking disc, be provided with the foam-rubber cushion between battery and the standing groove; the utility model discloses in with original engine noise detection device, fix the check out test set main part on the support through the welding mode, the replacement is the check out test set main part in can conveniently dismantling the standing groove of installation on last diaphragm, when the check out test set main part breaks down and need maintain the replacement, can take off the check out test set main part from last diaphragm, maintains the replacement to it again.

Description

Engine noise detection device

Technical Field

The utility model belongs to the technical field of the noise detection device, concretely relates to engine noise detection device.

Background

There should be no sound in certain environments. Broadly refers to a noisy, harsh sound. From the viewpoint of environmental protection, all the sounds which obstruct normal rest, study and work of people and interfere with the sounds to be heard by people belong to noises. Noise is a type of sound that causes irritation or is too loud and harmful to human health. Noise pollution is mainly caused by transportation, vehicle whistling, industrial noise, construction, social noise such as concert halls, tweeters, early cities, and loud speaking of people.

The prior art has the following problems: 1. the existing engine noise detection device is fixedly welded with a detection equipment main body on a support, but when the detection equipment main body breaks down and needs to be maintained and replaced, the detection equipment main body is inconvenient to take down from the support for maintenance and replacement operation; 2. the existing engine noise detection device is provided with a storage battery on the inner side of a support, the storage battery supplies power to a detection device main body, and when the whole device is moved and carried, the storage battery is prone to shaking when being subjected to external force, and the storage battery is damaged when colliding with the support.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an engine noise detection device has convenient maintenance, avoids the characteristics of collision.

In order to achieve the above object, the utility model provides a following technical scheme: an engine noise detection device comprises a lower transverse plate, vertical rods are fixed at two ends of the upper portion of the lower transverse plate, an upper transverse plate is fixed at one side, away from the lower transverse plate, of each vertical rod, a placement groove is formed in each of the lower transverse plate and the upper transverse plate and close to the upper portion, a storage battery is arranged on the lower transverse plate and inside the placement groove, an elastic column is fixed on the lower transverse plate and on the side wall of the placement groove, a suction disc is connected to one side, away from the placement groove, of the elastic column, a sponge pad is arranged between the storage battery and the placement groove, a plurality of fixed blocks are fixed on the lower transverse plate and on the periphery of the placement groove, fixing belts are arranged between the two opposite fixed blocks, a detection device main body is arranged on the upper transverse plate and inside the placement groove, sliding grooves are formed in each upper transverse plate and on the two side walls of the placement groove, and, the radio receiver comprises a fixed rod, a spring, a moving rod, a push plate, connecting plates and a radio horn, wherein the spring is fixed inside the fixed rod, one end, far away from the fixed rod, of the spring is connected with the moving rod, one side, far away from the spring, of the moving rod is provided with a rubber pad, the side wall of the moving rod is fixedly provided with the push plate, the two side walls of the push plate are respectively provided with the connecting plate, the connecting plate is fixedly connected with an upper transverse plate through a bolt.

Preferably, the fixed rod is a hollow structure, and the diameter of the fixed rod is larger than that of the movable rod.

Preferably, the push plate and the connecting plate are of an integrated structure.

Preferably, the connecting plate and the upper transverse plate are provided with threaded holes at positions corresponding to the bolts.

Preferably, the fixed block is fixedly connected with the lower transverse plate, the push plate is fixedly connected with the moving rod in a welding mode.

Preferably, the rubber pad is bonded with the moving rod through glue.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in with original engine noise detection device, fix the check out test set main part on the support through the welding mode, the replacement is the check out test set main part in can conveniently dismantling the standing groove of installation on last diaphragm, when the check out test set main part breaks down and need maintain the replacement, can take off the check out test set main part from last diaphragm, maintains the replacement to it again.

2. The utility model discloses place in original engine noise detection device at the inside battery periphery of support, add fixed buffer stop, avoid receiving exogenic action when the device in removing handling, bump between battery and the pole setting, cause the battery impaired.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is an enlarged view of FIG. 1A according to the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a cross-sectional view of the present invention at the position of fig. 1A-a.

In the figure: 1. detecting an apparatus main body; 2. a radio speaker; 3. erecting a rod; 4. a lower transverse plate; 5. a storage battery; 6. a sponge cushion; 7. a placement groove; 8. an upper transverse plate; 9. a sliding groove; 10. fixing the rod; 11. a spring; 12. a travel bar; 13. a rubber pad; 14. pushing the plate; 15. a connecting plate; 16. a bolt; 17. a fixed block; 18. an elastic column; 19. fixing belts; 20. and (4) sucking discs.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: an engine noise detection device comprises a lower transverse plate 4, vertical rods 3 are fixed at two ends above the lower transverse plate 4, an upper transverse plate 8 is fixed at one side of each vertical rod 3 far away from the lower transverse plate 4, a placing groove 7 is arranged above each lower transverse plate 4 and each upper transverse plate 8, a storage battery 5 is arranged on each lower transverse plate 4 and in each placing groove 7, elastic columns 18 are fixed on the lower transverse plate 4 and on the side walls of the placing grooves 7, one side of each elastic column 18 far away from each placing groove 7 is connected with a suction cup 20, a sponge pad 6 is arranged between each storage battery 5 and each placing groove 7, a plurality of fixing blocks 17 are fixed on the lower transverse plate 4 and on the periphery of each placing groove 7, a fixing belt 19 is arranged between two opposite fixing blocks 17, a detection device main body 1 is arranged on each upper transverse plate 8 and in each placing groove 7, sliding grooves 9 are arranged on each upper transverse plate 8 and on the two side walls of each, the inside of sliding tray 9 is fixed with dead lever 10, the inside of dead lever 10 is fixed with spring 11, the one end that dead lever 10 was kept away from to spring 11 is connected with carriage release lever 12, one side that spring 11 was kept away from to carriage release lever 12 is provided with rubber pad 13, be fixed with push pedal 14 on the lateral wall of carriage release lever 12, all be fixed with connecting plate 15 on the both sides wall of push pedal 14, pass through bolt 16 fixed connection between connecting plate 15 and the last diaphragm 8, be fixed with radio horn 2 near the top of check out test set main part 1.

In order to allow the movable rod 12 to move within the fixed rod 10, in the present embodiment, it is preferable that the fixed rod 10 has a hollow structure, and the diameter of the fixed rod 10 is larger than that of the movable rod 12.

In order to fix the push plate 14 conveniently, in this embodiment, preferably, the push plate 14 and the connecting plate 15 are of an integral structure.

In order to conveniently and fixedly connect the connecting plate 15 and the upper horizontal plate 8 through the bolts 16, in the present embodiment, it is preferable that threaded holes are provided on the connecting plate 15 and the upper horizontal plate 8 at positions corresponding to the bolts 16.

In order to fixedly mount the fixed block 17 and the push plate 14 on the lower horizontal plate 4 and the moving rod 12, in this embodiment, the fixed block 17 and the lower horizontal plate 4, and the push plate 14 and the moving rod 12 are preferably fixedly connected by welding.

In order to fix the rubber pad 13 on the moving rod 12, in this embodiment, it is preferable that the rubber pad 13 is adhered to the moving rod 12 by glue.

The utility model discloses a theory of operation and use flow: the utility model moves the device to the position to be used, in the moving process, the storage battery 5 can be stably arranged in the placing groove 7 on the lower transverse plate 4 by the fixing belt 19 and the sucker 20, when the device is under the action of external force, the elastic column 18 and the spongy cushion 6 can relax the external force, the collision between the storage battery 5 and the upright rod 3 and the placing groove 7 is avoided, the storage battery 5 is damaged, the detection equipment main body 1 is powered by the storage battery 5, the radio speaker 2 collects noise, after the noise collection is completed, the noise is transmitted to the detection equipment main body 1 for noise detection, when the detection equipment main body 1 fails to detect the noise, the bolt 16 is taken down, the connecting plate 15 on the push plate 14 loses fastening force, under the action of the spring 11, the push plate 14 moves in the sliding groove 9, thereby driving the moving rod 12 to move towards the inside the fixing rod 10, the detection equipment main body 1 loses the fixing action, then, the main body 1 of the inspection device is taken out from the placement groove 7 of the upper cross plate 8 for maintenance and replacement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an engine noise detection device, includes diaphragm (4) down, its characterized in that: the two ends of the upper part of the lower transverse plate (4) are both fixed with vertical rods (3), one side of each vertical rod (3) far away from the lower transverse plate (4) is fixed with an upper transverse plate (8), the upper parts of the lower transverse plate (4) and the upper transverse plates (8) are both provided with a placing groove (7), a storage battery (5) is arranged on the lower transverse plate (4) and in the placing groove (7), an elastic column (18) is fixed on the lower transverse plate (4) and on the side wall of the placing groove (7), one side of the elastic column (18) far away from the placing groove (7) is connected with a sucker (20), a sponge mat (6) is arranged between the storage battery (5) and the placing groove (7), a plurality of fixing blocks (17) are fixed on the lower transverse plate (4) and on the periphery of the placing groove (7), and a fixing belt (19) is arranged between the two opposite fixing blocks (17), a detection device main body (1) is arranged on the upper transverse plate (8) and positioned in the placing groove (7), sliding grooves (9) are arranged on the upper transverse plate (8) and on two side walls of the placing groove (7), a fixed rod (10) is fixed inside the sliding groove (9), a spring (11) is fixed inside the fixed rod (10), one end of the spring (11) far away from the fixed rod (10) is connected with a movable rod (12), a rubber pad (13) is arranged on one side of the movable rod (12) far away from the spring (11), a push plate (14) is fixed on the side wall of the movable rod (12), connecting plates (15) are fixed on both side walls of the push plate (14), the connecting plate (15) is fixedly connected with the upper transverse plate (8) through a bolt (16), a radio horn (2) is fixed above the detection device main body (1).

2. An engine noise detection apparatus according to claim 1, characterized in that: the fixed rod (10) is of a hollow structure, and the diameter of the fixed rod (10) is larger than that of the movable rod (12).

3. An engine noise detection apparatus according to claim 1, characterized in that: the push plate (14) and the connecting plate (15) are of an integrated structure.

4. An engine noise detection apparatus according to claim 1, characterized in that: and threaded holes are formed in the connecting plate (15) and the upper transverse plate (8) and correspond to the positions of the bolts (16).

5. An engine noise detection apparatus according to claim 1, characterized in that: the fixed block (17) is fixedly connected with the lower transverse plate (4) and the push plate (14) is fixedly connected with the moving rod (12) in a welding mode.

6. An engine noise detection apparatus according to claim 1, characterized in that: the rubber pad (13) is bonded with the moving rod (12) through glue.