CN214499350U

CN214499350U - Mute noise reduction oxygenerator

Info

Publication number: CN214499350U
Application number: CN202120104264.7U
Authority: CN
Inventors: 郭本胜; 李昌才; 梁锐
Original assignee: Hefei Kangjuren Intelligent Technology Co ltd
Current assignee: Hefei Kangjuren Medical Device Technology Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-10-26
Anticipated expiration: 2031-01-15

Abstract

The utility model discloses a mute noise reduction oxygenerator, which comprises a machine shell, wherein the bottom of the machine shell is provided with a base, one side of the outer part of the machine shell is provided with a molecular adsorption tower, the upper end of the inner part of the machine shell is provided with a solenoid valve, a turbofan is arranged below the solenoid valve, the turbofan is connected with a silencer, the bottom of the base is provided with a silencing chamber, a silencing plate is arranged in the silencing chamber, the silencing plate is provided with a compressor through a spring assembly, the bottom of the silencing plate is provided with a plurality of groups of mutually parallel clapboards, the rear end board surface of each clapboard is provided with a silencing hole, the front end of the clapboard positioned at the outermost side is provided with an air guide arc board on the outer side surface, and the bottom of the silencing plate is provided with an air guide board; the utility model discloses an admit air through upper portion one side from the casing, air current sound and the denitrogenation noise when can effectively reducing the device system oxygen, the air current is through the anechoic chamber to through the effect of abatvoix, change the exhaust air current direction, and the dispersion air current energy, thereby reduce the noise that the exhaust air current produced.

Description

Mute noise reduction oxygenerator

Technical Field

The utility model relates to an oxygenerator technical field, specifically speaking especially relates to an oxygenerator of making an uproar falls in silence.

Background

The existing oxygen generator mainly utilizes molecular sieve physical adsorption and desorption technology, and uses a compressor as power by means of physical principle, and can adsorb nitrogen gas in the air when the pressure is applied, and the residual unabsorbed oxygen gas is collected, and then is purified to obtain high-purity oxygen gas.

The existing oxygen generator uses a plurality of electric devices, the device has insecure structure and many accessories during operation, and can generate vibration during use, thereby increasing the operation noise of the device, so that resonance can be generated between the device and other components, the firmness of connection between each component can be reinforced for improving the use stability of the electric devices and reducing the vibration amplitude, and the lower end of the oxygen generator is provided with a mobile device for facilitating movement, when the mobile device is vibrated, the resonance amplitude can be intensified, and the noise is further increased, the molecular sieve oxygen generator has a plurality of advantages, but the noise can be generated during operation, the oxygen generator is caused by the product structure and the working principle, the oxygen generator generally comprises a compressor, an electromagnetic valve, a control system, a silencer and the like, compressed air is pressed into a molecular sieve cylinder through the electromagnetic valve by the compressor, the air is divided into two paths after separation, the oxygen flows to an air storage cylinder, and the nitrogen is discharged out of the oxygen generator through a nitrogen discharge device, when a compressor works and nitrogen is discharged, noise is generated when air is fed, the noise cannot be eliminated fundamentally at present, and how to reduce the noise is a technical problem common in the industry; the noise of the oxygen generator is mainly generated by the vibration of the compressor, the vibration damping rubber pad is added and reduced at the bottom of the compressor and is wrapped by the sound insulation material, the methods have certain limitations, too much sound insulation material is wrapped, the volume of the product is correspondingly increased, the use is inconvenient, the manufacturing cost is increased, the heat dissipation effect of the compressor is influenced, and the noise is difficult to reduce due to less bags; current oxygenerator sets up branch flow chamber through the bottom to get into from branch flow chamber through the air, make the air current upflow in order to take away the heat and slow down the speed that the air current rises through the mode of admitting air from the bottom, reduce the vibration of air current to the whole machine of oxygenerator, in order to reduce the noise of oxygenerator, this kind of noise reduction mode is through changing the air current direction, the noise is reduced to speed, make the oxygenerator mode of admitting air, product structure is complicated, oxygenerator internally mounted widget is many, bring more resonance noise sources hidden danger. Therefore, a technical scheme capable of better solving the contradiction is also needed to be designed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a oxygenerator of making an uproar falls in silence to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model discloses a following technical means realizes:

the utility model provides an oxygenerator of making an uproar falls in silence, includes the casing, the bottom of casing is equipped with the base, outside one side of casing is equipped with the molecular adsorption tower of installing on the base, the inside upper end of casing is equipped with the solenoid valve, and the solenoid valve below is equipped with the turbofan that is located the casing mounting panel, the turbofan is connected with the muffler, the bottom of base is equipped with the amortization room, install the acoustical panel in the amortization room, the acoustical panel passes through spring assembly and installs the compressor of locating the casing inside, the bottom of acoustical panel is equipped with the baffle that the multiunit is parallel to each other, set up multiunit align to grid's bloop on the rear end face of baffle, the front end that is located the outside baffle is equipped with air guide circular arc board to the lateral surface, the bottom of acoustical panel is equipped with the air guide board.

Further, the casing is formed by the equipment of multiunit plate, wraps up each part through all metal integrated configuration for the device noise of operation is little.

Further, the muffler is including admitting air muffler, nitrogen discharging muffler, the group number of admitting air muffler, nitrogen discharging muffler is all not less than two sets ofly, each admit air between the muffler and connect through the connecting pipe that admits air, each nitrogen discharging muffler connects through the connecting pipe that discharges nitrogen, through the setting of multiunit amortization of admitting air, nitrogen discharging amortization structure, air current sound and nitrogen discharging noise when can effectively reduce the device system oxygen.

Furthermore, the bottom of acoustical panel is equipped with 2 groups of baffles that are parallel to each other, set up multiunit align to grid's bloop on the rear end face of baffle, each bloop position does not all exceed baffle 2/3 department.

Further, the front end of the partition board is provided with an air guide arc plate at the position of the outer side surface 1/3, the front end of the air guide arc plate is arc-shaped, and the air guide arc plate is tangent to the inner side surface of the anechoic chamber.

Furthermore, the air guide plate is arranged at the middle line position of the bottom of the silencing plate, the length of the air guide plate does not exceed 2/3 of the silencing plate, and one end face of the air guide plate and the same end face of each partition plate are on the same plane.

Furthermore, the silencing plate comprises a top plate matched with the base, a bottom plate matched with the silencing chamber is arranged below the top plate, a groove for installing a compressor is formed between the top plate and the bottom plate in a matched mode, vent holes are formed in two opposite side faces of the groove, supporting columns for installing spring assemblies and being located in the groove are arranged at four corners of the upper surface of the bottom plate, 2 groups of partition plates which are parallel to each other are arranged on the lower surface of the bottom plate, one ends of the two partition plates are flush with one side face of the bottom plate, an air guide plate is arranged between the two partition plates, and one end face of the air guide plate and the same end face of each partition plate are on the same plane.

Furthermore, the other end of the air guide plate is movably provided with an empennage guide plate, the two side surfaces of the empennage guide plate are of arc structures, and the empennage guide plate is movably arranged on the air guide plate through a connecting rod.

Furthermore, both ends face is the arcwall face about the tail end of fin guide plate, the tail end of fin guide plate is equipped with the multiunit guiding gutter, can carry out the water conservancy diversion dispersion to the air current of discharging the oxygenerator, reduces the noise of air current.

Furthermore, the two opposite side surfaces of the air guide plate are provided with a plurality of groups of sound-absorbing quadrangular cones which are arranged in sequence, so that noise can be well reduced.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an admit air through upper portion one side from the casing to through turbofan and multiunit air inlet muffler, the setting of nitrogen discharging muffler structure, air current sound and the nitrogen discharging noise when can effectively reducing the device system oxygen, the air current is through the anechoic chamber, and through the acoustical panel effect, changes the exhaust air current direction, and the dispersion air current energy, thereby reduces the noise that the exhaust air current produced.

Description of the drawings:

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

FIG. 2 is a schematic view of the structure and air inlet guide of the present invention;

FIG. 3 is a schematic axial view of the product of the present invention;

FIG. 4 is a schematic axial view of the structure of the acoustical panel assembly of the present invention;

FIG. 5 is a schematic top view of the acoustical panel assembly of the present invention;

FIG. 6 is a schematic structural view of the acoustical panel assembly of the present invention;

FIG. 7 is a schematic structural view of the acoustical panel assembly of the present invention;

FIG. 8 is a schematic view of the structure of the air guide plate of the present invention;

fig. 9 is a schematic view of the structure of the air guide plate of the present invention.

The specific implementation mode is as follows:

in order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described with reference to the following embodiments:

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Do the utility model discloses a one of them embodiment: see the drawings.

In the embodiment, the mute noise reduction oxygenerator comprises a machine shell 1, wherein the bottom of the machine shell 1 is provided with a base 2, a molecular adsorption tower 3 arranged on a base 2 is arranged on one side of the outer part of the machine shell 1, an electromagnetic valve 4 is arranged at the upper end of the inner part of the machine shell 1, a turbo fan 5 positioned on a machine shell mounting plate is arranged below the electromagnetic valve 4, the turbofan 5 is connected with a silencer 6, the bottom of the base 2 is provided with a silencing chamber 7, a silencing plate 8 is arranged in the silencing chamber 7, the sound-absorbing plate 8 is provided with a compressor 9 arranged in the shell 1 through a spring assembly, the bottom of the sound-absorbing plate 8 is provided with a plurality of groups of partition plates 81 which are parallel to each other, a plurality of groups of uniformly arranged muffling holes 82 are formed in the rear end plate surface of the partition plate 81, an air guide arc plate 83 is arranged on the outer side surface of the front end of the outermost partition plate 81, and an air guide plate 84 is arranged at the bottom of the muffling plate 8.

Referring to fig. 1, the casing 1 is assembled by a plurality of groups of plates, and all parts are wrapped by an all-metal combined structure, so that the device has low operation noise.

Referring to fig. 3, the silencer 6 includes an air intake silencer 61 and a nitrogen discharge silencer 62, the number of the sets of the air intake silencer 64 and the nitrogen discharge silencer 62 is not less than two, the air intake silencers 61 are connected through an air intake connecting pipe, the nitrogen discharge silencers 62 are connected through a nitrogen discharge connecting pipe, and the air flow sound and the nitrogen discharge noise generated during oxygen generation of the device can be effectively reduced through the arrangement of a plurality of sets of air intake silencing and nitrogen discharge silencing structures.

Referring to fig. 4 to 6, the bottom of the sound-deadening plate 8 is provided with 2 groups of partition plates 81 which are parallel to each other, a plurality of groups of sound-deadening holes 82 which are uniformly arranged are formed in the rear end plate surface of the partition plate 81, the positions of the sound-deadening holes 82 do not exceed 2/3 of the partition plate 81, the front end of the partition plate 81 is provided with an air guide arc plate 83 at the position of the outer side surface 1/3, the front end of the air guide arc plate 83 is arc-shaped, the air guide arc plate 83 is tangent to the inner side surface of the sound-deadening chamber 8, the air guide plate 84 is arranged at the center line position of the bottom of the sound-deadening plate 8, the length of the air guide plate 84 does not exceed 2/3 of the sound-deadening plate 8, and one end surface of the air guide plate 84 and the same end surface of each partition plate 81 are on the same plane.

Referring to fig. 4-7, the sound-absorbing panel 8 includes a top plate 85 matched with the base 2, a bottom plate 86 matched with the sound-absorbing chamber 7 is disposed below the top plate 85, a groove 87 for installing a compressor is disposed between the top plate 85 and the bottom plate 86, vent holes 88 are disposed on two opposite side surfaces of the groove 87, support columns 89 for installing spring assemblies and being located in the groove are disposed at four corners of the upper surface of the

bottom plate

86, 2 groups of partition plates 81 parallel to each other are disposed on the lower surface of the bottom plate 86, one end of each of the two partition plates 81 is flush with one side surface of the bottom plate 86, an air guide plate 84 is disposed between the two partition plates 81, and one end surface of the air guide plate 84 and the same end surface of each partition plate 81 are on the same plane.

Referring to fig. 8, the other end of the air guide plate 84 is movably provided with a tail guide plate 841, the tail guide plate 841 is of an arc-shaped structure with two side surfaces, and the tail guide plate 841 is movably arranged on the air guide plate 84 through a connecting rod.

Referring to fig. 9, both ends face is the arcwall face about the tail end of fin guide plate 841, the tail end of fin guide plate 841 is equipped with multiunit guiding gutter 842, can carry out the water conservancy diversion dispersion to the air current of discharge oxygenerator, reduces the noise of air current, air guide plate 84's double-phase opposite side is equipped with the sound absorption quadrangular pyramid 843 that multiunit was arranged in proper order, can be fine fall the noise.

The utility model discloses the device is in concrete application, the exhaust air current is through acoustical panel 8, can effectively change exhaust air current and flow through air vent 88 and bloop 82, air guide plate 84's circulation cross-section ratio, and under the effect of air guide circular arc board 83, the local vortex that forms, the energy loss of exhaust air current has been increased, reduce the air current velocity, and through air guide plate 84 go up the sound four pyramids 843 of inhaling of multiunit orderly arrangement, and the activity water conservancy diversion of fin guide plate 841, can effectively realize reducing exhaust air current noise.

The utility model discloses a specific embodiment falls into the utility model discloses within the claim protection scope, for the utility model discloses a specific lower implementation scope of characteristic part, specific embodiment protection content is only for the utility model discloses the description of claim protection scope, the utility model discloses protection scope is not more than specific embodiment protection content, and specific embodiment protection content should not be understood as the restriction to the utility model discloses claim protection scope.

In addition, the utility model discloses do not disclose relevant part in description and the attached drawing, it does not hinder technical staff in the field to right the utility model discloses an understanding, if including controlling means, be equipped with the sensor on the control panel, controlling means electricity is connected with parts such as compressor, turbofan, five-way valve, flow control valve, sensor, etc., the utility model discloses do not disclose the utility model discloses other conventional parts, do not hinder technical staff in the field to right the utility model discloses an understanding.

The product structure connection relation falling into the protection range of the utility model falls into the protection content of the utility model; the utility model discloses do not deviate under the prerequisite of protection essence, and make conventional technological improvement to the structure of product part, if the utility model discloses this kind of in the embodiment makes the improvement to product part structure, utilizes the transmission, the interference performance that change exhaust air current sound wave to noise reduction also will fall into the utility model discloses in the protection essence.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the scope of the invention. Accordingly, the foregoing description is illustrative in nature and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Unless defined otherwise, all academic and scientific terms used herein have the same meaning as is understood by one of ordinary skill in the art to which this invention belongs.

In case of conflict, the present specification, including definitions, will control.

Claims

1. The utility model provides a oxygenerator of making an uproar falls in silence, includes the casing, its characterized in that: the bottom of casing is equipped with the base, outside one side of casing is equipped with the molecular adsorption tower of installing on the base, the inside upper end of casing is equipped with the solenoid valve, and the solenoid valve below is equipped with the turbofan that is located the casing mounting panel, the turbofan is connected with the muffler, the bottom of base is equipped with the amortization room, install the acoustical panel in the amortization room, the acoustical panel passes through spring assembly and installs the compressor of locating the casing inside, the bottom of acoustical panel is equipped with the baffle that the multiunit is parallel to each other, set up multiunit align to grid's bloop on the rear end face of baffle, the front end that is located the outside baffle is equipped with the air guide arc board to the lateral surface, the bottom of acoustical panel is equipped with the air guide board.

2. The mute noise reduction oxygenerator of claim 1, wherein: the casing is assembled by a plurality of groups of plates.

3. The mute noise reduction oxygenerator of claim 1, wherein: the silencer is including admitting air muffler, nitrogen discharging muffler, the group number of admitting air muffler, nitrogen discharging muffler is not less than two sets ofly, each admit air and connect through the connecting pipe that admits air between the muffler, each nitrogen discharging muffler connects through the connecting pipe that discharges nitrogen.

4. The mute noise reduction oxygenerator of claim 1, wherein: the bottom of acoustical panel is equipped with 2 groups of baffles that are parallel to each other, set up multiunit align to grid's bloop on the rear end face of baffle, each bloop position does not all exceed baffle 2/3 department.

5. The mute noise reduction oxygenerator of claim 4, wherein: the front end of the partition board is provided with an air guide arc board at the position of the outer side surface 1/3, the front end of the air guide arc board is arc-shaped, and the air guide arc board is tangent to the inner side surface of the anechoic chamber.

6. The mute noise reduction oxygenerator of claim 4, wherein: the air guide plate is arranged at the middle line position of the bottom of the silencing plate, the length of the air guide plate is not more than 2/3 of the silencing plate, and one end face of the air guide plate and the same end face of each partition plate are on the same plane.

7. The mute noise reduction oxygenerator of claim 1, wherein: the sound-absorbing board comprises a top board matched with the base, a bottom board matched with the sound-absorbing chamber is arranged below the top board, a groove for installing a compressor is formed between the top board and the bottom board in a matched mode, vent holes are formed in two opposite side faces of the groove, supporting columns which are used for installing spring assemblies and are located in the groove are arranged at four corners of the upper surface of the bottom board, 2 groups of partition boards which are parallel to each other are arranged on the lower surface of the bottom board, one end of each partition board is flush with one side face of the bottom board, an air guide board is arranged between the partition boards, and one end face of each air guide board and the same end face of each partition board are on the same plane.

8. The mute noise reduction oxygenerator of claim 7, wherein: the other end of the air guide plate is movably provided with an empennage guide plate, the two side surfaces of the empennage guide plate are of arc structures, and the empennage guide plate is movably arranged on the air guide plate through a connecting rod.

9. The mute noise reduction oxygenerator of claim 8, wherein: both ends face is the arcwall face about the tail end of fin guide plate, the tail end of fin guide plate is equipped with the multiunit guiding gutter, can carry out the water conservancy diversion dispersion to the air current of discharging oxygenerator, reduces the noise of air current.

10. The mute noise reduction oxygenerator of claim 8, wherein: and a plurality of groups of sound-absorbing quadrangular cones which are sequentially arranged are arranged on the two opposite side surfaces of the air guide plate.