CN218326906U

CN218326906U - Noise detection device

Info

Publication number: CN218326906U
Application number: CN202222784791.4U
Authority: CN
Inventors: 张程; 胡建庆; 余鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-22
Filing date: 2022-10-22
Publication date: 2023-01-17
Anticipated expiration: 2032-10-22

Abstract

The utility model relates to a noise detection device, including base, box, detection head and detector, the upper surface of base is provided with the box, the activity is provided with the detector in the box, the upper surface of detector rotates and is provided with the detection head, the upper surface that the base is located the box inside is provided with the motor, the output shaft of motor has the threaded rod, the slip is provided with the lifter plate in the box, the rear side of lifter plate is provided with the sliding sleeve, the sliding sleeve is on the threaded rod, the both sides of lifter plate all are provided with the slider, the detector sets up the upper surface at the lifter plate, the upper surface of box rotates and is provided with the case lid, and under the drive of motor, the threaded rod drives the lifter plate and goes up and down in the box, can accomodate the protection to detector and the detection head on the lifter plate, reduces the emergence of colliding with and the dust condition of adhering to, prolongs the life of detector and detection head, ensures the accuracy of testing result.

Description

Noise detection device

Technical Field

The application relates to the technical field of noise detection, in particular to a noise detection device.

Background

The noise detection is a detection activity for sound and sound sources which interfere with the study, work and life of people, a noise detection device is required to be used when the noise detection is carried out on traffic engineering, and the detection result provides a data basis for planning management and comprehensive treatment of noise pollution so as to take related measures to control and reduce noise;

at present, a novel noise detection device is disclosed in the utility model with the patent number of CN210774344U, a tooth socket is formed in the telescopic rod, rotary bearings are fixedly connected to the inner walls of the left and right sides of the supporting rod, a rotary rod is movably mounted in the rotary bearings, a rotary gear is fixedly connected to the outside of the rotary rod, a display screen is fixedly connected to the front side of the telescopic rod, a cross rod is fixedly connected to the top of the telescopic rod, wind direction and wind force sensors are fixedly connected to the left and right sides of the cross rod, a detection device main body is fixedly connected to the top of the cross rod, the rotary gear on the rotary bearings is driven to rotate through a rotary motor, the telescopic rod is driven to lift in the supporting rod by meshing of the rotary gear and the tooth socket on the telescopic rod, and then the detection device main body on the cross rod is subjected to height adjustment, so that the purpose of height adjustment is achieved;

the device is not convenient for accomodate the protection to detecting instrument at the in-process of in-service use, when needs remove or store, and the detector ware easily receives to collide with damage and dust attached to its surface, shortens detecting instrument's life, influences the accuracy of testing result, therefore awaits the improvement.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems set forth in the background art described above, the present application provides a noise detection apparatus.

The application provides a noise detection device adopts following technical scheme:

the utility model provides a noise detection device, includes base, box, detects head and detector, the upper surface of base is provided with the box, the box internalization is provided with the detector, the upper surface of detector rotates and is provided with detects the head, the upper surface that the base is located the box inside is provided with the motor, the output shaft of motor has the threaded rod, it is provided with the lifter plate to slide in the box, the rear side of lifter plate is provided with the sliding sleeve, the sliding sleeve is on the threaded rod, the both sides of lifter plate all are provided with the slider, the spout with slider matched with is all seted up to the both sides inner wall of box, the detector sets up the upper surface at the lifter plate, the upper surface of box rotates and is provided with the case lid, the both sides of base all are provided with the gyro wheel.

Preferably, the upper surface of the base is connected with two mounting plates, a gear is sleeved on the shaft rod between the two mounting plates, two sides of the gear are respectively engaged with a first rack plate and a second rack plate, and one end, penetrating out of the lower surface of the base, of the second rack plate is connected with a stop plate.

Preferably, the base upper surface all is provided with the montant, two in the both sides department that the gear is located to the base upper surface movable sleeve has the lifter bar on the montant, rack plate one end is connected on the lifter bar, one side that rack plate one was kept away from to the lifter bar is provided with two depression bars, two the depression bar is corresponding with two indent of clamp plate bottom respectively, the clamp plate sets up the bottom at the lifter plate.

Preferably, the vertical rods are sleeved with second springs, and two ends of each second spring are connected to the lifting strip and the base respectively.

Preferably, the detection head is sleeved with a rubber block at the lower end, the detector is provided with a fixing plate at a position close to the detection head, a sharp rod is inserted into the fixing plate, and the tip of the sharp rod is in close contact with the surface of the rubber block.

Preferably, the first spring is sleeved on the pointed rod, and two ends of the first spring are respectively connected to the fixing plate and the end part of the pointed rod.

To sum up, the application comprises the following beneficial technical effects:

1. the utility model discloses a be provided with the box in the base, the upper surface of box rotates and is provided with the case lid, and the box internalization is provided with the lifter plate, is provided with the detector on the lifter plate, rotates on the detector and is provided with the detection head, and under the drive of motor, the threaded rod drives the lifter plate and goes up and down in the box, can accomodate the protection to detector and detection head on the lifter plate, reduces the emergence of colliding with and the dust condition of adhering to, prolongs the life of detector and detection head, ensures the accuracy of testing result;

2. the upper surface of the base, which is positioned in the box body, is rotatably provided with a gear, two sides of the gear are respectively meshed with the first gear and the second gear, one end of the second gear, which penetrates out of the lower surface of the base, is connected with a stop plate, the first rack plate is connected to a lifting bar, two ends of the lifting bar are respectively movably sleeved on two vertical bars, a second spring is sleeved on each of the two vertical bars, the other side of the lifting bar is provided with two pressure bars, the pressure bars correspond to pressure grooves at the bottom of the pressure plates, when a motor drives the lifting plate to move upwards for detection, the pressure bars on one side of the lifting bar are separated from the pressure grooves at the bottom of the pressure plates, and in the process of pushing the lifting bar to move upwards on the vertical bars under the elastic force action of the second spring, the rack plate drives the gear to rotate, the rotating gear automatically drives the second rack plate and the stop plate to integrally move downwards to the ground, and the device is stopped by utilizing the static friction between the stop plate and the ground;

3. detect the lower extreme department cover of head and have the block rubber, the position department that is close to detecting the head on the detector is provided with the fixed plate, movable insertion has the sharp pole on the fixed plate, the pointed end of sharp pole and the surperficial in close contact with of block rubber, utilize the rotation of detecting the head on the detector, can adjust the detection angle of detecting the head, be convenient for detect the equidirectional not, utilize the frictional force between the pointed end of sharp pole and the block rubber simultaneously, fix the block rubber, and then carry out the rigidity to the detection head of adjusting Fang Xianghou, better detect work.

Drawings

Fig. 1 is a schematic structural diagram of a noise detection apparatus in an embodiment of the present application;

fig. 2 is a schematic structural diagram at a base of a noise detection apparatus in an embodiment of the present application;

FIG. 3 is an enlarged view of a structure A in FIG. 2 of a noise detection apparatus according to an embodiment of the present application;

fig. 4 is an enlarged view of a structure B in fig. 1 of a noise detection device in an embodiment of the present application.

Description of reference numerals: 1. a base; 2. a box body; 3. a detection head; 4. a detector; 5. a box cover; 6. a lifting plate; 7. a motor; 8. a threaded rod; 9. a sliding sleeve; 10. a rubber block; 11. a sharp rod; 12. a fixing plate; 13. a first spring; 14. a lifting bar; 15. a vertical rod; 16. a second spring; 17. a pressure lever; 18. mounting a plate; 19. a gear; 20. a first rack plate; 21. a second rack plate; 22. a stopper plate; 23. pressing a plate; 24. a slider; 25. and a roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a noise detection device. Referring to fig. 1-4, a noise detection device, comprising a base 1, a box 2, a detection head 3 and a detector 4, wherein the box 2 is arranged on the upper surface of the base 1, the upper and lower sides of the box 2 are provided with openings, the detector 4 is movably arranged in the box 2, the detection head 3 is rotatably arranged on the upper surface of the detector 4 through a bearing, a motor 7 is arranged on the upper surface of the base 1 inside the box 2, an output shaft of the motor 7 is connected with a threaded rod 8, a lifting plate 6 is slidably arranged in the box 2, a sliding sleeve 9 is arranged on the rear side of the lifting plate 6, the sliding sleeve 9 is slidably sleeved on the threaded rod 8, a threaded hole matched with the threaded rod 8 is arranged on the sliding sleeve 9, sliding blocks 24 are arranged on both sides of the lifting plate 6, sliding grooves matched with the sliding blocks 24 are arranged on the inner walls of both sides of the box 2, the effects of limiting and guiding the movement of the lifting plate 6 are achieved, the detector 4 is arranged on the upper surface of the lifting plate 6, the upper surface of the box body 2 is rotatably provided with a box cover 5, both sides of the base 1 are movably provided with idler wheels 25, under the driving of a motor 7, a threaded rod 8 is driven to rotate in the box body 2, so as to drive the lifting plate 6 to lift in the box body 2, a detector 4 and a detection head 3 on the lifting plate 6 can be stored and protected, the occurrence of collision and dust adhesion conditions is reduced, the service lives of the detector 4 and the detection head 3 are prolonged, the upper surface of the base 1 is connected with two mounting plates 18, a gear 19 is movably sleeved on a shaft lever between the two mounting plates 18, both sides of the gear 19 are respectively engaged and connected with a rack plate I20 and a rack plate II 21, one end of the rack plate II 21, which penetrates out of the lower surface of the base 1, is connected with a stop plate 22, the bottom of the stop plate 22 is provided with a rubber anti-skid pad, and the base 1 is provided with a through groove through which the rack plate I20 and the rack plate II 21 pass, the rack plate II 21 is provided with a limiting strip, a limiting groove corresponding to the limiting strip is formed in the through groove, the limiting effect on the movement of the rack plate II 21 is achieved, the rack plate I20 drives the gear 19 to rotate in the upward moving process, the rotating gear 19 automatically drives the rack plate II 21 and the stop plate 22 to integrally move downwards to the ground, the static friction between the stop plate 22 and the ground is utilized to achieve the stop effect on the device, the moving situation of the device during detection work is reduced, the stability of the device is improved, the vertical rods 15 are arranged on the two sides of the gear 19 on the upper surface of the base 1, the lifting strips 14 are movably sleeved on the two vertical rods 15, the two ends of each lifting strip 14 are provided with a circular hole through which the vertical rod 15 passes, and the rack plate I20 is connected to the lifting strips 14, one side that the rack plate 20 was kept away from to lifting bar 14 is provided with two depression bars 17, two depression bars 17 are corresponding with two indent of clamp plate 23 bottom respectively, clamp plate 23 sets up the bottom at lifter plate 6, utilize the ascending displacement of lifting bar 14 on montant 15, it realizes shifting up to drive rack plate 20 of lifting bar 14 one side, and then drive gear 19 and take place to rotate, all overlap on montant 15 and have second spring 16, the both ends of second spring 16 are connected respectively on lifter bar 14 and base 1, when motor 7 moved lifter plate 6 and shifted up in box 2, the depression bar 17 of lifting bar 14 opposite side takes place the separation with the indent of clamp plate 23 bottom, utilize the elastic force effect that second spring 16 under the compression state produced, promote lifting bar 14 and shift up on montant 15, drive rack plate 20 to realize the function of shifting up then.

Referring to fig. 1 and 4, a rubber block 10 is fixedly sleeved at the lower end of a detection head 3, a fixed plate 12 is arranged at a position, close to the detection head 3, of the detection instrument 4, a sharp rod 11 is movably inserted into the fixed plate 12, the sharp end of the sharp rod 11 is in close contact with the surface of the rubber block 10, the detection head 3 rotates on the detection instrument 4, the detection angle of the detection head 3 can be adjusted, detection in different directions is facilitated, meanwhile, the rubber block 10 is fixed by using the friction force between the sharp end of the sharp rod 11 and the rubber block 10, the detection head 3 after the adjustment direction is fixed in position, detection work is better performed, a first spring 13 is sleeved on the sharp rod 11, two ends of the first spring 13 are respectively connected to the end portions of the fixed plate 12 and the sharp rod 11, after the detection direction of the detection head 3 is adjusted, the sharp rod 11 is loosened, under the elastic force of the first spring 13, the sharp end of the sharp rod 11 is driven to be in close contact with the outer wall of the rubber block 10, and the rubber block 10 is fixed again.

The implementation principle of the noise detection device in the embodiment of the application is as follows: firstly, the device is moved to a proper position through a roller 25, a box cover 5 is opened, a motor 7 is started, the motor 7 drives a threaded rod 8 to rotate in a box body 2, the threaded rod 8 drives a lifting plate 6 to move upwards in the box body 2, a detector 4 and a detection head 3 on the lifting plate 6 are moved out to carry out detection work, in the process that the lifting plate 6 moves upwards in the box body 2, a pressure groove at the bottom of a pressure plate 23 is separated from a pressure rod 17 at one side of a lifting strip 14, the lifting strip 14 is pushed to move upwards on two vertical rods 15 by using the elastic force generated by a second spring 16 in a compressed state, the lifting strip 14 drives a rack plate one 20 to move upwards while moving upwards, the rack plate one 20 drives a gear 19 to rotate, the rotating gear 19 drives a rack plate two 21 and a stop plate 22 to move downwards integrally, the stop plate 22 moves downwards to be attached to the ground, and generates static friction with the ground, the device has the stopping function, the situation that the device moves during detection work is reduced, the stability of the device is improved, when the detection direction of the detection head 3 needs to be adjusted, the sharp rod 11 is pulled outwards to separate the sharp end of the sharp rod 11 from the rubber block 10, the rubber block 10 is released from being fixed, then the detection head 3 is rotated, the detection head 3 is rotated to a proper direction, the sharp rod 11 is loosened, the sharp end of the sharp rod 11 is driven to fix the rubber block 10 again under the action of the elastic force of the first spring 13, the position of the detection head 3 after the detection direction is adjusted is further fixed, the detection direction of the detection head 3 is prevented from being changed during detection, the detection work is better performed, after the detection work is finished, the motor 7 is started to rotate reversely, the motor 7 drives the lifting plate 6 to descend in the box body 2, the detector 4 and the detection head 3 are moved into the box body 2, and the box cover 5 is closed to protect the detector 4 and the detection head 3, so that the collision and dust adhesion conditions are reduced, the service lives of the detector 4 and the detection head 3 are prolonged, and the accuracy of the detection result is ensured.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a noise detection device, includes base (1), box (2), detects head (3) and detector (4), the upper surface of base (1) is provided with box (2), box (2) internalization is provided with detector (4), the upper surface of detector (4) rotates and is provided with and detects head (3), its characterized in that: the utility model discloses a detection device for detecting the internal pressure of a refrigerator, including base (1), lifter plate (6), sliding sleeve (6), detector (4), box (2), base (1) and base, the upper surface that base (1) is located box (2) inside is provided with motor (7), the output shaft of motor (7) has threaded rod (8), it is provided with lifter plate (6) to slide in box (2), the rear side of lifter plate (6) is provided with sliding sleeve (9), sliding sleeve (9) sliding sleeve is on threaded rod (8), the both sides of lifter plate (6) all are provided with slider (24), the both sides inner wall of box (2) has all been seted up with slider (24) matched with spout, detector (4) set up the upper surface at lifter plate (6), the upper surface rotation of box (2) is provided with case lid (5), the both sides of base (1) all are provided with gyro wheel (25).

2. A noise detection device according to claim 1, wherein: the upper surface of base (1) is connected with two mounting panels (18), two the cover has gear (19) on the axostylus axostyle between mounting panel (18), the both sides of gear (19) are engaged with rack plate one (20) and rack plate two (21) respectively, the one end that base (1) lower surface was worn out in rack plate two (21) is connected with locking plate (22).

3. A noise detection device according to claim 2, wherein: base (1) upper surface is located both sides department of gear (19) and all is provided with montant (15), two movable sleeve has lifting bar (14) on montant (15), rack board (20) are connected on lifting bar (14), one side that rack board (20) were kept away from in lifting bar (14) is provided with two depression bars (17), two depression bar (17) are corresponding with two indent of clamp plate (23) bottom respectively, clamp plate (23) set up the bottom at lifting plate (6).

4. A noise detection device according to claim 3, wherein: the vertical rod (15) is sleeved with a second spring (16), and two ends of the second spring (16) are connected to the lifting strip (14) and the base (1) respectively.

5. A noise detection device according to claim 1, wherein: detect the head (3) and go up to lie in the lower extreme cover and have rubber block (10), the position department that is close to detecting head (3) on detector (4) is provided with fixed plate (12), it has sharp pole (11) to insert on fixed plate (12), the surperficial in close contact with of the most advanced of sharp pole (11) and rubber block (10).

6. A noise detection device according to claim 5, wherein: the first spring (13) is sleeved on the pointed rod (11), and two ends of the first spring (13) are respectively connected to the end parts of the fixing plate (12) and the pointed rod (11).