CN214366601U

CN214366601U - Noise-reduction vacuum generator

Info

Publication number: CN214366601U
Application number: CN202023036497.2U
Authority: CN
Inventors: 朴明姬
Original assignee: Tianjin Hansheng Technology Co ltd
Current assignee: Tianjin Hansheng Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-10-08
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a vacuum generator for noise elimination and reduction, which comprises a shell and a generator body, wherein the generator body is positioned at the middle part of the inner side of the shell, the vacuum generator also comprises an adjusting device, a noise reduction device, a buffer device and a sensing device, the adjusting device is positioned at two sides of the inner part of the shell, the noise reduction device is positioned at two sides of the generator body, the buffer device is positioned between the noise reduction device and the shell, the sensing device is positioned at the upper end of the outer part of the shell, the vacuum generator has the advantages of simple structure, the adjusting device is arranged, the noise reduction of the vacuum generators with different specifications can be realized, the noise reduction device is arranged, the noise generated by the generator body is effectively reduced through a multilayer noise reduction structure, the noise reduction device is provided with a ventilation structure, good heat dissipation can be provided for the generator body, the buffer device is arranged, and the influence of impact on the generator body can be reduced, be equipped with sensing device, can real-time supervision vacuum generator conduct to outside noise, the practicality is strong.

Description

Noise-reduction vacuum generator

Technical Field

The utility model belongs to the technical field of the vacuum generator technique and specifically relates to a vacuum generator of making an uproar falls in amortization is related to.

Background

Vacuum generator utilizes the novel vacuum components and parts of positive pressure air supply production negative pressure among the prior art, vacuum generator has high-efficient, clean, economy and miniature characteristics, vacuum generator makes in the place that has compressed air or in a pneumatic system the place that needs positive negative pressure simultaneously obtain negative pressure very easily and convenient, consequently vacuum generator can wide application in fields such as machinery in industrial automation, electronics, packing, printing, plastics and robot, however, current vacuum generator is big at the produced noise of during operation, and vacuum generator's kind and model are more in the existing market, most vacuum generator with the function of making an uproar falls is only applicable to single specification usually.

The application numbers are: 201921716764.5, it includes a silencing component, a generator body and a nozzle, the silencing component is arranged on one side of the generator body, the nozzle is arranged on the opposite side of the generator body, the inside channel that is arranged on the generator body, the silencing component, the generator body and the nozzle are communicated with each other through the channel, one side of the generator body is provided with a vent, the generator body is communicated with the silencing component through the vent, the lower end of the generator body is provided with an air suction port, the generator body is communicated with the outside air through the air suction port, the opposite side of the generator body is provided with an air inlet, the generator body is communicated with the nozzle through the air inlet, the silencing component comprises a silencer shell, a filter core and a filter core cover, and a plurality of rows of silencing through holes are arranged on the silencer shell. However, the noise reduction device in the low-noise vacuum generator is only suitable for the vacuum generator with a single specification, the whole noise of the vacuum generator cannot be reduced, the influence of external impact on the generator body is easy to generate, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a noise reduction and noise reduction's vacuum generator.

In order to achieve the above object, the present invention provides a technical solution:

the utility model provides a vacuum generator of making an uproar falls in amortization, includes casing and generator body, the generator body is located the inboard middle part of casing still includes adjusting device, falls the device of making an uproar, buffer and sensing device, and adjusting device is located the inside both sides of casing, fall the device of making an uproar and be located generator body both sides, buffer be located fall the device of making an uproar with between the casing, sensing device is located the outside upper end of casing.

Adjusting device is including adjusting slide rail, adjusting block and adjusting bolt, it has four, four to adjust the slide rail and divide into two sets of setting respectively the casing inside both sides and with the lateral wall fixed connection of casing, adjusting block has four, four adjusting block divide into two sets of setting respectively two sets of adjusting slide rail inboard and with adjust slide rail sliding connection, adjusting bolt has four, four adjusting bolt sets up respectively four adjusting block inboard just runs through adjusting block with adjusting block threaded connection.

The noise reduction device comprises a supporting plate, two noise reduction plates and a noise reduction plate, wherein the supporting plate is provided with two supporting plates which are respectively arranged between two groups of adjusting sliding blocks, and two ends of the supporting plate are fixedly connected with the adjusting sliding blocks, the noise reduction plates are provided with two noise reduction plates which are respectively arranged on the inner side of the supporting plate and fixedly connected with the supporting plate, the noise reduction plates are provided with two noise reduction plates which are respectively arranged on the inner side of the noise reduction plates and fixedly connected with the noise reduction plates, a plurality of tapered holes are uniformly arranged on the noise reduction plates at intervals and penetrate through the noise reduction plates, the noise reduction plates correspond to the tapered holes, a plurality of step through holes are formed in the tapered holes, and the step through holes penetrate through the noise reduction plates, and the noise reduction plates are positioned on two sides of the generator body and abut against the generator body.

Buffer includes buffer block, buffer spring and buffer board, the buffer block has four, four the buffer block divide into two sets of constitution buffering group, and two sets of buffering group set up respectively about the casing inboard both ends and with casing fixed connection, buffer spring has two, two buffer spring sets up respectively two sets up respectively between the buffer block and with buffer block fixed connection, the buffer block corresponds buffer spring is equipped with the holding tank, buffer spring is located the holding tank, the buffer board has two, two the buffer board sets up respectively in two backup pads outsides and with the backup pad butt, two the buffer board respectively with two sets of buffering group fixed connection.

Sensing device includes sensing base and decibel sensor, the sensing base sets up the outside upper end of casing and with casing fixed connection, the decibel sensor sets up sensing base upper end and with sensing base fixed connection.

The generator body is provided with an air inlet and an air outlet, and the air inlet and the air outlet are respectively arranged on two sides of the generator body.

The shell is characterized in that through holes are formed in the two sides of the shell corresponding to the air inlet and the air outlet and penetrate through the shell, and sealing rings are arranged at the positions of the through holes and fixedly connected with the shell.

The sound absorption layer is provided with two sound absorption layers which are respectively arranged at the upper end and the lower end of the inner side of the shell and fixedly connected with the shell.

Still include the amortization sponge, the amortization sponge has a plurality of, a plurality of the amortization sponge sets up respectively in a plurality of step through-hole department and with the acoustical panel embedding is connected, be equipped with a plurality of amortization passageway on the amortization sponge, the amortization passageway runs through the amortization sponge.

Still include electrically controlled device, electrically controlled device sets up casing upper end and with casing fixed connection, the last display screen that is equipped with of electrically controlled device, electrically controlled device and decibel sensor and the equal electric connection of display screen.

The utility model has the advantages that:

simple structure, be equipped with adjusting device, can adjust the interval of falling the device of making an uproar, thereby fall the vacuum generator of different specifications and make an uproar, it falls the device to be equipped with, fall the structure of making an uproar through the multilayer and effectively reduce the noise that the generator body produced, reduce holistic noise, it has ventilative structure to fall on the device of making an uproar, can provide good heat dissipation when making an uproar to the generator body, guarantee the continuous stable work of equipment, be equipped with buffer, can reduce the influence that external shock produced the generator body, certain protectiveness has, be equipped with sensing device, can real-time supervision vacuum generator conduction to outside noise, thereby the holistic effect of making an uproar of recording device, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the sound-damping sponge of the present invention;

fig. 3 is an electrical connection diagram of the present invention.

In the figure: 1. a housing; 2. a generator body; 3. adjusting the slide rail; 4. adjusting the sliding block; 5. adjusting the bolt; 6. a support plate; 7. a noise reduction plate; 8. a sound-absorbing panel; 9. a tapered hole; 10. a stepped through hole; 11. a buffer block; 12. a buffer spring; 13. a buffer plate; 14. a sensing base; 15. a decibel sensor; 16. an air inlet; 17. an exhaust port; 18. a seal ring; 19. a sound absorbing layer; 20. a sound-deadening sponge; 21. a sound deadening passage; 22. an electric control device.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings,

the utility model provides a vacuum generator of making an uproar falls in amortization, includes casing 1 and generator body 2, and generator body 2 is located 1 inboard middle parts of casing, still includes adjusting device, falls the device of making an uproar, buffer and sensing device, and adjusting device is located 1 inside both sides of casing, falls the device of making an uproar and is located 2 both sides of generator body, and buffer is located and falls between device and the casing 1, and sensing device is located 1 outside upper ends of casing, the utility model discloses the overall structure schematic diagram is shown in FIG. 1.

The adjusting device comprises adjusting slide rails 3, adjusting sliders 4 and adjusting bolts 5, four adjusting slide rails 3 are provided, four adjusting slide rails 3 are divided into two groups and are respectively arranged on two sides inside the shell 1 and fixedly connected with the side wall of the shell 1, four adjusting sliders 4 are provided, four adjusting sliders 4 are divided into two groups and are respectively arranged on the inner sides of the two groups of adjusting slide rails 3 and are slidably connected with the adjusting slide rails 3, four adjusting bolts 5 are provided, four adjusting bolts 5 are respectively arranged on the inner sides of the four adjusting sliders 4 and penetrate through the adjusting sliders 4 to be in threaded connection with the adjusting sliders 4, the adjusting device adjusts the noise reduction device through the matching of the adjusting slide rails 3, the adjusting sliders 4 and the adjusting bolts 5, so as to perform noise reduction on the vacuum generators with different specifications, wherein the adjusting slide rails 3 are used for providing support and movement tracks for the adjusting sliders 4, the adjusting sliders 4 are used for driving the noise reduction device to slide on the adjusting slide rails 3, adjusting bolt 5 is used for fixing adjusting block 4 in adjusting slide rail 3 assigned position department, and adjusting bolt 5 is screwed up to the accessible, makes it and adjusts slide rail 3 butt to with adjusting block 4 location in adjusting slide rail 3 assigned position department.

The noise reduction device comprises two support plates 6, two noise reduction plates 7 and two noise reduction plates 8, wherein the two support plates 6 are respectively arranged between the two groups of adjusting sliding blocks 4, two ends of each support plate are fixedly connected with the adjusting sliding blocks 4, the two noise reduction plates 7 are respectively arranged at the inner sides of the two support plates 6 and are fixedly connected with the support plates 6, the two noise reduction plates 8 are respectively arranged at the inner sides of the two noise reduction plates 7 and are fixedly connected with the noise reduction plates 7, a plurality of conical holes 9 are uniformly arranged on the noise reduction plates 7 at intervals, the conical holes 9 penetrate through the noise reduction plates 7, a plurality of step through holes 10 are arranged on the noise reduction plates 8 corresponding to the conical holes 9, the step through holes 10 penetrate through the noise reduction plates 8, the noise reduction plates 8 are positioned at two sides of the generator body 2 and are abutted against the generator body 2, the noise reduction device is matched with the noise reduction plates 7 and the noise reduction plates 8 through the support plates 6, and the noise reduction plates 8, and is used for reducing the noise of the whole vacuum generators with different specifications, the support plate 6 is used for supporting the noise reduction plate 7 and the noise reduction plate 8 and providing a support foundation for the buffer device, the noise reduction plate 7 reduces noise generated in the working process of the vacuum generator through a tapered hole 9 formed in the noise reduction plate, the noise reduction plate 8 eliminates the noise generated in the working process of the vacuum generator through a step through hole 10 formed in the noise reduction plate, and the elimination principle is that the noise is in contact with the side wall of the step through hole 10 for multiple times and is reflected and eliminated in the process of transmitting the noise outwards through the step through hole 10.

Still include amortization sponge 20, amortization sponge 20 has a plurality of, and a plurality of amortization sponge 20 sets up respectively in a plurality of step through-hole 10 department and is connected with 8 imbeds of acoustical panel, is equipped with a plurality of amortization passageway 21 on the amortization sponge 20, and amortization passageway 21 runs through amortization sponge 20, and produced noise in the further absorption generator body 2 working process of amortization sponge 20 cooperation amortization passageway 21, the utility model discloses amortization sponge 20 schematic structure is shown in fig. 2.

The buffer device comprises buffer blocks 11, buffer springs 12 and buffer plates 13, wherein four buffer blocks 11 are provided, four buffer blocks 11 are divided into two groups to form buffer groups, two buffer groups are respectively arranged at the upper end and the lower end of the inner side of the shell 1 and fixedly connected with the shell 1, two buffer springs 12 are provided, two buffer springs 12 are respectively arranged between two buffer blocks 11 and fixedly connected with the buffer blocks 11, the buffer blocks 11 are provided with accommodating grooves corresponding to the buffer springs 12, the buffer springs 12 are positioned in the accommodating grooves, two buffer plates 13 are provided, two buffer plates 13 are respectively arranged at the outer sides of the two support plates 6 and are abutted against the support plates 6, two buffer plates 13 are respectively fixedly connected with two buffer groups, the buffer device is matched with the buffer blocks 11, the buffer springs 12 and the buffer plates 13, the buffer device can buffer and protect the vacuum generator when being impacted by external impact, and can provide a certain support for the noise reduction device, wherein, the buffer block 11 is used for forming a buffer group and providing a containing space for the buffer spring 12 and providing a support for the buffer plate 13, the buffer spring 12 is used for buffering the vacuum generator when being impacted externally, and the buffer plate 13 is used for being connected with the buffer group and increasing the contact area between the buffer group and the noise reduction device.

The sensing device comprises a sensing base 14 and a decibel sensor 15, the sensing base 14 is arranged at the upper end of the outer portion of the shell 1 and is fixedly connected with the shell 1, the decibel sensor 15 is arranged at the upper end of the sensing base 14 and is fixedly connected with the sensing base 14, the sensing device is matched with the sensing base 14 and the decibel sensor 15 and monitors noise conducted to the outer portion of the vacuum generator in real time, the sensing base 14 is used for installing the decibel sensor 15, the decibel sensor 15 is used for monitoring noise conducted to the outer portion of the vacuum generator and transmitting the noise to the electric control device 22 through signals, and the electric control device 22 processes the noise and then displays the noise in real time through a display screen.

Be equipped with air inlet 16 and gas vent 17 on the generator body 2, air inlet 16 and gas vent 17 set up respectively in generator body 2 both sides, 1 both sides of casing correspond air inlet 16 and gas vent 17 and are equipped with the through-hole, the through-hole runs through casing 1, through-hole department is equipped with sealing washer 18, sealing washer 18 and casing 1 fixed connection, air inlet 16 and gas vent 17 on the generator body 2 are connected to external component accessible through-hole, sealing washer 18 is used for promoting casing 1's leakproofness.

Still include sound absorbing layer 19, sound absorbing layer 19 has two, and two sound absorbing layer 19 set up respectively in casing 1 inboard upper end and lower extreme and with casing 1 fixed connection, sound absorbing layer 19 is used for further absorbing the produced noise of vacuum generator during operation, promotes the noise reduction effect.

Still include electrically controlled device 22, electrically controlled device 22 set up in casing 1 upper end and with casing 1 fixed connection, be equipped with the display screen on the electrically controlled device 22, electrically controlled device 22 and decibel sensor 15 and the equal electric connection of display screen, the utility model discloses the electric connection picture is shown in fig. 3.

An opening and closing door is arranged on one side of the shell 1, and the generator can be maintained and replaced by opening the opening and closing door.

The working process is as follows:

the opening and closing door is opened, the vacuum generator is placed in the middle of the inside of the shell 1, an air inlet 16 and an air outlet 17 of the vacuum generator correspond to through holes in two sides of the shell 1 respectively, the adjusting bolt 5 is unscrewed, the noise reduction device is driven to move along the adjusting slide rail 3 through the adjusting slide block 4, the noise reduction devices on the upper side and the lower side are attached to the upper end and the lower end of the vacuum generator respectively, then the adjusting bolt 5 is screwed, the adjusting slide block 4 is fixed at the designated position of the adjusting slide rail 3, external parts are communicated with the air inlet 16 and the air outlet 17 on the generator body 2 through the through holes, the opening and closing door is closed, the vacuum generator can start to work, the noise transmitted to the outside in the working process of the vacuum generator can be monitored in real time through the decibel sensor 15, when the shell 1 is impacted externally, the buffering device buffers the vacuum generator, and prevents the vacuum generator from being damaged.

The beneficial effects of the utility model are that simple structure, be equipped with adjusting device, can adjust the interval of falling the device of making an uproar, thereby fall the vacuum generator of different specifications and make an uproar, it falls the device to be equipped with, fall the structure of making an uproar through the multilayer and effectively reduce the noise that generator body 2 produced, reduce holistic noise, it has ventilative structure to fall to make an uproar on the device, can provide good heat dissipation when making an uproar to generator body 2, guarantee the continuous stable work of equipment, be equipped with buffer, can reduce the influence that external shock produced generator body 2, certain protectiveness has, be equipped with sensing device, can real-time supervision vacuum generator conduction to outside noise, thereby the holistic noise reduction of recorder, therefore, the clothes hanger is strong in practicability.

While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a vacuum generator of making an uproar falls in amortization, includes casing (1) and generator body (2), generator body (2) are located casing (1) inboard middle part, its characterized in that still includes adjusting device, falls the device of making an uproar, buffer and sensing device, and adjusting device is located casing (1) inside both sides, fall the device of making an uproar and be located generator body (2) both sides, buffer be located fall the device of making an uproar with between casing (1), sensing device is located casing (1) outside upper end.

2. A sound-damping and noise-reducing vacuum generator as claimed in claim 1, characterized in that the adjusting device comprises four adjusting slide rails (3), four adjusting slide blocks (4) and four adjusting bolts (5), wherein the four adjusting slide rails (3) are divided into two groups, the two groups of adjusting slide rails (3) are respectively disposed on two sides of the interior of the housing (1) and are fixedly connected with the side wall of the housing (1), the four adjusting slide blocks (4) are divided into two groups, the four adjusting slide blocks (4) are respectively disposed on the inner sides of the two groups of adjusting slide rails (3) and are slidably connected with the adjusting slide rails (3), the four adjusting bolts (5) are respectively disposed on the inner sides of the four adjusting slide blocks (4), and penetrate through the adjusting slide blocks (4) and are threadedly connected with the adjusting slide blocks (4).

3. A sound-damping and noise-reducing vacuum generator as claimed in claim 1, characterized in that the noise-reducing device comprises two support plates (6), two noise-reducing plates (7) and two noise-reducing plates (8), wherein two of said support plates (6) are respectively disposed between two sets of adjusting sliders (4) and both ends of each of said support plates are fixedly connected to the adjusting sliders (4), two of said noise-reducing plates (7) are respectively disposed inside two of said support plates (6) and fixedly connected to said support plates (6), two of said noise-reducing plates (8) are respectively disposed inside two of said noise-reducing plates (7) and fixedly connected to said noise-reducing plates (7), a plurality of conical holes (9) are uniformly spaced on said noise-reducing plates (7), and said conical holes (9) penetrate through said noise-reducing plates (7), the acoustical panel (8) correspond bell mouth (9) are equipped with a plurality of step through-hole (10), step through-hole (10) run through acoustical panel (8), acoustical panel (8) are located generator body (2) both sides and with generator body (2) butt.

4. A sound-deadening and noise-reducing vacuum generator according to claim 1, wherein the buffer means comprises four buffer blocks (11), four buffer springs (12) and two buffer plates (13), the four buffer blocks (11) are divided into two groups to form buffer groups, the two buffer groups are respectively disposed at the upper and lower ends of the inner side of the housing (1) and are fixedly connected to the housing (1), the two buffer springs (12) are two, the two buffer springs (12) are respectively disposed between the two groups of buffer blocks (11) and are fixedly connected to the buffer blocks (11), the buffer blocks (11) are provided with accommodating grooves corresponding to the buffer springs (12), the buffer springs (12) are disposed in the accommodating grooves, the two buffer plates (13) are provided, the two buffer plates (13) are respectively disposed at the outer sides of the two support plates (6) and are abutted to the support plates (6), the two buffer plates (13) are respectively and fixedly connected with the two buffer groups.

5. A sound-damping and noise-reducing vacuum generator as claimed in claim 1, characterized in that the sensor device comprises a sensor base (14) and a decibel sensor (15), said sensor base (14) being disposed at the upper outer end of said housing (1) and fixedly connected to said housing (1), said decibel sensor (15) being disposed at the upper end of said sensor base (14) and fixedly connected to said sensor base (14).

6. A sound-damping and noise-reducing vacuum generator as claimed in claim 1, characterized in that said generator body (2) is provided with an air inlet (16) and an air outlet (17), said air inlet (16) and said air outlet (17) being respectively provided on both sides of said generator body (2).

7. A sound-damping and noise-reducing vacuum generator as claimed in claim 6, characterized in that said housing (1) is provided with through holes on both sides thereof corresponding to said inlet (16) and said outlet (17), said through holes extending through said housing (1), said through holes being provided with sealing rings (18), said sealing rings (18) being fixedly connected to said housing (1).

8. A sound-deadening and noise-reducing vacuum generator as claimed in claim 1, further comprising two sound-absorbing layers (19), wherein said two sound-absorbing layers (19) are respectively disposed at the upper end and the lower end of the inner side of said housing (1) and fixedly connected to said housing (1).

9. A sound-deadening and noise-reducing vacuum generator as claimed in claim 3, further comprising a plurality of sound-deadening sponges (20), wherein a plurality of said sound-deadening sponges (20) are respectively disposed at a plurality of said step through holes (10) and connected to said sound-deadening plate (8) in an embedded manner, a plurality of sound-deadening passages (21) are disposed on said sound-deadening sponges (20), and said sound-deadening passages (21) penetrate through said sound-deadening sponges (20).

10. A sound-damping and noise-reducing vacuum generator as claimed in claim 1, further comprising an electric control device (22), wherein the electric control device (22) is disposed at the upper end of the housing (1) and is fixedly connected to the housing (1), a display screen is disposed on the electric control device (22), and the electric control device (22) is electrically connected to both the decibel sensor (15) and the display screen.