CN116253293A

CN116253293A - Oxygenerator with function of making an uproar falls

Info

Publication number: CN116253293A
Application number: CN202310271755.4A
Authority: CN
Inventors: 杨宝成; 张金生; 刘照明
Original assignee: Beijing Sangdangsi Co ltd
Current assignee: Beijing Sangdangsi Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-06-13
Anticipated expiration: 2043-03-20
Also published as: CN116253293B

Abstract

The utility model relates to an oxygenerator with function of making an uproar falls, relate to medical instrument technical field, an oxygenerator with function of making an uproar falls includes the box, the box includes base and shell cover, the shell cover is connected with the base is dismantled, be provided with noise abatement subassembly, compressor and integrated adsorber on the base, noise abatement subassembly is including inhaling the sound cotton, 3R advances exhaust silencer, second grade muffler and nitrogen removal amortization bucket, inhale the sound cotton and hug closely on the inner wall of shell cover, nitrogen removal amortization bucket sets up on the base and communicates with integrated adsorber, second grade muffler and 3R advances exhaust silencer respectively, 3R advances exhaust silencer and can dismantle with the shell cover and be connected, 3R advances exhaust silencer and compressor intercommunication; this application is through setting up 3R and is advanced exhaust silencer, second grade muffler and nitrogen removal amortization bucket, has further reduced the noise that the oxygenerator produced when advancing the exhaust, and this application has the function of making an uproar falls.

Description

Oxygenerator with function of making an uproar falls

Technical Field

The application relates to the technical field of medical equipment, in particular to an oxygenerator with a noise reduction function.

Background

Oxygen is a substance which is necessary for people to survive, and plays an important role in medical first aid or rehabilitation and health care, and at present, the oxygen preparation by using an oxygen generator is widely applied in society, in the existing small-sized oxygen generator, the molecular sieve oxygen preparation technology is mainly adopted to separate and extract high-purity oxygen from air, and the whole oxygen preparation process is a physical adsorption process, has no chemical reaction and has no pollution to the environment, so that the oxygen generator adopting the molecular sieve oxygen preparation technology is increasingly valued.

The oxygenerator mainly comprises a base, a compressor and an integrated absorber, wherein the compressor is communicated with the integrated absorber and is arranged on the base, the integrated absorber comprises a diaphragm valve, a molecular sieve barrel, an oxygen barrel and a pressure regulating valve which are sequentially communicated, the compressor compresses air and then transmits the compressed air into the molecular sieve barrel, the molecular sieve barrel adsorbs nitrogen in the compressed air and then purifies the compressed air to obtain high-concentration oxygen, and the high-concentration oxygen is transmitted into the oxygen barrel and finally transmitted to an oxygen delivery port of the oxygenerator.

However, during the process of preparing oxygen, the compressor generates vibration and mechanical movement noise, and at the same time, the compressor and other components also generate resonance, during the gas conveying process, the movement of the gas in the pipeline also further increases equipment noise, especially nitrogen discharge instant, the instant pressure of the air is large, and even explosion noise is generated, and the noise inevitably affects the physical and mental health of people.

Disclosure of Invention

The purpose of the application is to provide an oxygenerator with noise reduction function.

The application provides an oxygenerator with function of making an uproar falls adopts following technical scheme:

the utility model provides an oxygenerator with function of making an uproar falls, includes the box, the box includes base and shell cover, the shell cover with the base can dismantle the connection, be provided with noise abatement subassembly, compressor and integrated adsorber on the base, noise abatement subassembly is including inhaling sound cotton, 3R and advance exhaust muffler, second grade muffler and nitrogen removal amortization bucket, it is in to inhale the sound cotton hugs closely on the inner wall of shell cover, nitrogen removal amortization bucket set up on the base and respectively with integrated adsorber the second grade muffler with 3R advances exhaust muffler intercommunication, 3R advances exhaust muffler with the shell cover can dismantle the connection, 3R advances exhaust muffler with the compressor intercommunication.

The air can flow and produce noise when being transmitted in the oxygenerator, through adopting the technical scheme, the air is subjected to preliminary silencing through the 3R air inlet and outlet silencer when entering the oxygenerator, compressed air is formed after the air subjected to preliminary silencing enters the compressor and is transported to the integrated absorber, the integrated absorber physically adsorbs nitrogen to form concentrated oxygen, the absorbed nitrogen is discharged out of the oxygenerator, a multistage nitrogen discharging system is formed through the combination of the nitrogen discharging silencing barrel, the secondary silencer and the 3R air inlet and outlet silencer, the nitrogen enters the nitrogen discharging silencing barrel from the integrated absorber to carry out primary silencing, the nitrogen discharging silencing barrel also plays a buffering role when reducing noise, the instant pressure generated when the nitrogen is discharged out of the integrated absorber is reduced, the nitrogen discharging is smoother, and the oxygen concentration is further improved.

And part of nitrogen discharged from the nitrogen discharge silencing barrel enters the 3R air inlet and outlet silencer and then is discharged out of the oxygenerator, the rest nitrogen enters the secondary silencer and is discharged out of the oxygenerator after noise reduction, and silencing cotton on the inner wall of the case further reduces noise integrally generated in the oxygenerator, so that the noise in the oxygenerator is effectively reduced, and the interference of the oxygenerator to a user is reduced.

Optionally, be provided with a plurality of amortization cotton in the 3R advances exhaust muffler, 3R advances exhaust muffler includes air inlet amortization box and nitrogen removal amortization box, air inlet and air outlet have been seted up to the air inlet amortization box, nitrogen removal air inlet and nitrogen removal gas outlet have been seted up to nitrogen removal amortization box, air inlet the nitrogen removal air inlet with nitrogen removal gas outlet department all hugs closely with amortization cotton, the import has been seted up to the compressor, the import with air outlet intercommunication, nitrogen removal air inlet with integrated adsorber intercommunication.

The traditional muffler sets up at the air inlet and the gas vent of oxygenerator, and its muffler that admits air installs in air inlet department, and exhaust system installs in gas vent department, sets up the occupation space that two silencers have increased the casing, through adopting above-mentioned technical scheme, with the amortization box that admits air with exhaust amortization box combination together form 3R and advance the exhaust silencer, reduced the occupation space of muffler, reduced the manufacturing cost of muffler.

Optionally, the integrated adsorber includes diaphragm valve, molecular sieve bucket, oxygen bucket and the air-vent valve of intercommunication in proper order, the molecular sieve bucket respectively with nitrogen removal amortization bucket with second grade muffler intercommunication, the export has been seted up to the compressor, the export with the diaphragm valve passes through the pipeline intercommunication.

Through adopting above-mentioned technical scheme, diaphragm valve, molecular sieve bucket, oxygen bucket and air-vent valve high-efficient integrated, diaphragm valve and molecular sieve bucket direct communication, molecular sieve bucket and oxygen bucket direct communication, oxygen bucket and air-vent valve direct communication have reduced the connecting fitting between the spare part, have effectively reduced the manufacturing cost of oxygenerator, have reduced the occupation space of integrated adsorber, are favorable to improving flow space and heat dispersion when gaseous exhaust oxygenerator.

Optionally, the backing plate is detachably connected with on one side of the base, the other side fixedly connected with supporting platform of base, the compressor with the backing plate can be detachably connected, the integrated adsorber with supporting platform can be detachably connected.

The compressor can produce vibration when the work, vibration transmission makes the resonance that produces between compressor and other structures form the noise, through adopting above-mentioned technical scheme, installs compressor and integrated adsorber in the both sides of base respectively, has reduced the resonance that produces between compressor and the integrated adsorber, has reduced the noise that resonance formed.

The compressor can produce vibration and arouse the noise at the during operation, through adopting above-mentioned technical scheme, compressor and backing plate pass through shock absorber flexonics, and the damping spring in the shock absorber can carry out telescopic motion when the compressor vibrates correspondingly, and the pillar in the damping spring limits the damping spring and stretches out and draws back along pillar length direction, is favorable to maintaining the steady operation of compressor, reduces the noise that produces when the compressor vibrates.

Optionally, the silencing assembly further comprises a silencing plate, the support column is in butt joint with the silencing plate and can drive the silencing plate to swing up and down, the silencing plate is made of elastic materials, the silencing plate is located between the base and the base plate, the silencing plate comprises a transmission rod, a connecting plate and a plurality of silencing plates, the lower ends of the two sides of the silencing piece are fixedly connected with the connecting plate, the upper ends of the two sides of the silencing piece are fixedly connected with the transmission rod, and silencing holes are formed in the silencing piece.

The shock absorber is the compressor shock attenuation at the compressor during operation, and at the shock attenuation in-process, pillar in the shock absorber can reciprocate, through adopting above-mentioned technical scheme, can buckle the amortization piece when the pillar moves down, and elastic amortization piece can rebound when the pillar moves up, and the oscilaltion of pillar makes the amortization piece swing from top to bottom, forms the air current, can also dispel the heat for the oxygenerator when making an uproar for waste gas falls.

Optionally, the shock absorber further comprises a soft rubber sleeve, and the soft rubber sleeve is sleeved at one end of the support column close to the base.

Through adopting above-mentioned technical scheme, the area of contact between pillar and the amortization piece can be increased in the setting of flexible gum cover, reduces the pressure of pillar to amortization piece application of force in-process, has reduced the possibility that the pillar pressed the amortization piece.

Optionally, can dismantle on the base and be connected with the shock attenuation box, a plurality of sound holes of inhaling have been seted up on the shock attenuation box, the shock attenuation box includes bottom plate, annular slab, upper plate, hydraulic stem, backup pad and spiral plate, the both sides of annular slab respectively with bottom plate with upper plate fixed connection, the spiral plate with bottom plate fixed connection just is located the centre of bottom plate, upper plate is positive centrally seted up and is supplied the hole of crossing that the hydraulic stem passed, the one end of hydraulic stem pass the hole and with one side fixed connection of bottom plate just the hydraulic stem is located the centre of spiral plate, the other end of hydraulic stem with backing plate fixed connection, the opposite side of bottom plate with backup pad fixed connection.

Through adopting above-mentioned technical scheme, when ground takes place to vibrate, the vibration on ground is filtered in the up-and-down motion that the hydraulic stem in the shock attenuation box can adapt to, and then prevent the destruction of vibration to the oxygenerator, at oxygenerator exhaust gas's in-process, waste gas falls the sound hole of falling from the upper plate and enters into the shock attenuation box inside after making an uproar, the waste gas after entering into the shock attenuation box inside flows along the length direction of screw plate until the sound hole of inhaling on the annular plate discharges, the screw plate has increased the area of contact with gas, the flow path of gas has been increased, the flow velocity of gas has been reduced, further noise has been reduced in radiating.

Optionally, a fan is installed at the upper end of the compressor, and the fan is detachably connected with the shell cover.

Through adopting above-mentioned technical scheme, the fan is in the upper end of compressor, can increase the gas circulation speed in the oxygenerator at the fan during operation, has increased from 3R advances the outer efficiency of exhaust muffler exhaust nitrogen gas outgoing oxygenerator, and the air current contacts with the compressor, also can absorb the heat of compressor surface, for the compressor heat dissipation and then improves the work efficiency of compressor.

Optionally, fixedly connected with rose box on the shell cover, be provided with 3R-HEPA filter in the rose box, 3R-HEPA filter with air inlet intercommunication.

Through adopting above-mentioned technical scheme, moisture and solid particle in the air can be effectively filtered to the 3R-HEPA filter, have guaranteed clean, the fresh of air supply, have reduced the possibility that compressor inner structure was destroyed when the air got into the compressor, and the 3R-HEPA filter is installed in the rose box, conveniently tears open and trades washs.

In summary, the present application includes at least one of the following beneficial technical effects:

1. be provided with in this application and inhale sound cotton, 3R advances exhaust muffler, second grade muffler and nitrogen removal amortization bucket, inhale the whole that the cotton can fall for the oxygenerator, 3R advances exhaust muffler, second grade muffler and nitrogen removal amortization bucket form multistage nitrogen removal system, make molecular sieve exhaust nitrogen gas enter into nitrogen removal amortization bucket and carry out one-level amortization, nitrogen removal amortization bucket has still played the effect of buffering when making an uproar falls, the instantaneous pressure that produces when having reduced the integrated adsorber of nitrogen gas discharge, make nitrogen removal more smooth and easy, and then improved oxygen's concentration, nitrogen gas is advanced exhaust muffler and second grade muffler from 3R respectively after being discharged by nitrogen removal amortization bucket and is further fallen, effectually reduced the noise in the oxygenerator, noise to the user's of the noise that the oxygenerator produced has been reduced.

2. The compressor and the backing plate in this application pass through shock absorber flexonics, and the shock absorber can reduce the vibration that the compressor produced in the course of the work, installs the acoustical panel between backing plate and the base, and the pillar of shock absorber can reciprocate in the flexible in-process of spring, reciprocates the in-process, and the pillar can drive the amortization piece of acoustical panel and kick-backs, makes acoustical panel department produce the air current, is oxygenerator heat dissipation when making an uproar for the oxygenerator falls.

3. The shock attenuation box in this application can filter external vibrations, make the oxygenerator can be suitable for with more environment, prevent external vibrations to oxygenerator's interference, at oxygenerator exhaust gas's in-process, waste gas falls the back from the sound absorbing hole of upper plate and enters into the shock attenuation box inside, the waste gas after entering the shock attenuation box inside flows along the length direction of screw plate until the sound absorbing hole on the follow annular plate discharges, the screw plate has increased the area of contact with gas, the flow path of gas has been increased, the flow velocity of gas has been reduced, further noise has been reduced in the radiating.

Drawings

Fig. 1 is a schematic view of the structure of an oxygenerator in example 1 of the present application.

Fig. 2 is a schematic perspective view of a base in embodiment 1 of the present application.

Fig. 3 is an enlarged partial schematic view of the portion a in fig. 1.

Fig. 4 is a schematic diagram of an explosion structure of the 3R intake and exhaust muffler in embodiment 1 of the present application.

FIG. 5 is a schematic view showing an exploded structure of the filter box and the 3R-HEPA filter in example 1 of the present application

Fig. 6 is a schematic perspective view of the base and the damper in embodiment 2 of the present application.

Fig. 7 is a schematic perspective view of the muffler plate in embodiment 2 of the present application.

Fig. 8 is a schematic view of an exploded structure of the base and the shock absorbing tank in embodiment 3 of the present application.

Fig. 9 is a schematic perspective view of the base and the damper box in embodiment 3 of the present application.

In the figure, 1, a box body; 11. a housing; 111. a filter box; 12. a base; 121. a backing plate; 122. a support platform; 123. a universal wheel; 2. a sound attenuation assembly; 21. sound absorbing cotton; 22. 3R intake and exhaust muffler; 221. an air inlet silencing box; 2211. an air inlet; 2212. an air outlet; 2213. an exhaust passage; 222. nitrogen-discharging silencing box; 2221. a nitrogen discharge air inlet; 2222. a nitrogen discharge outlet; 2223. a nitrogen removal channel; 223. silencing cotton; 23. a secondary muffler; 24. nitrogen-discharging silencing barrel; 25. a muffler plate; 251. a sound deadening sheet; 2511. a sound deadening hole; 252. a connecting plate; 253. a transmission rod; 3. a compressor; 31. an inlet; 32. an outlet; 4. integrating the adsorbers; 41. a diaphragm valve; 42. a molecular sieve barrel; 43. an oxygen barrel; 44. a pressure regulating valve; 5. a damper; 51. a first mounting foot; 52. a damping spring; 53. a support post; 54. a second mounting leg; 55. a soft rubber sleeve; 6. a 3R-HEPA filter; 7. a blower; 8. a shock absorbing box; 81. a bottom plate; 82. an annular plate; 83. an upper plate; 831. penetrating the hole; 84. a hydraulic rod; 85. a support plate; 86. a spiral plate; 87. and the sound absorption holes are formed in the base.

Description of the embodiments

The present application is described in further detail below with reference to fig. 1-9.

Examples

Referring to fig. 1, an oxygenerator with noise reduction function comprises a box body 1, wherein the box body 1 comprises a shell cover 11 and a base 12, the shell cover 11 is sleeved on the base 12 and detachably connected with the base 12, a compressor 3, an integrated absorber 4 and a fan 7 are arranged on the base 12, the compressor 3 is communicated with the integrated absorber 4 through a pipeline, and the fan 7 is detachably connected with the shell cover 11 through a bolt and is located at the upper end of the compressor 3.

Referring to fig. 1 and 2, a waste outlet is formed in the bottom end of the base 12, universal wheels 123 are detachably connected to the periphery of the bottom end of the base 12, the number of the universal wheels 123 is 4, a base plate 121 is arranged on one side of the base 12, connecting holes are formed in the base plate 121 and detachably connected with the base 12 through screws, a supporting platform 122 is fixedly connected to the other side of the base 12, vibration dampers 5 are installed between the compressor 3 and the base plate 121, the number of the vibration dampers 5 is 4, two ends of each vibration damper 5 are detachably connected with the compressor 3 and the base plate 121 respectively, and the integrated absorber 4 is detachably connected with the supporting platform 122 through screws.

Referring to fig. 3, the damper 5 includes a first mounting leg 51, a damper spring 52, a strut 53, and a second mounting leg 54, the first mounting leg 51 and the second mounting leg 54 are fixedly connected to both ends of the damper spring 52, the top end of the strut 53 is threaded, the compressor 3 is detachably connected to the first mounting leg 51 through the strut 53 and a nut, and the damper spring 52 is sleeved on the strut 53, and the second mounting leg 54 is detachably connected to the pad 121 through a screw.

Referring to fig. 1, the integrated adsorber 4 includes a membrane valve 41, a molecular sieve barrel 42, an oxygen barrel 43 and a pressure regulating valve 44 which are sequentially communicated, the membrane valve 41 is detachably connected to the molecular sieve barrel 42 by screws, the pressure regulating valve 44 is detachably connected to the oxygen barrel 43 by fasteners, the molecular sieve barrel 42 and the oxygen barrel 43 are detachably connected to a supporting platform 122 by screws, and the molecular sieve barrel 42 is positioned between the oxygen barrel 43 and the compressor 3.

Referring to fig. 1, the muffler assembly 2 includes a sound absorbing cotton 21, a 3R intake and exhaust muffler 22, a secondary muffler 23 and a nitrogen exhaust muffler barrel 24, the sound absorbing cotton 21 is tightly attached to the inner wall of the housing 11, the 3R intake and exhaust muffler 22 is detachably connected with the housing 11 through screws and is respectively communicated with the 3R-HEPA filter 6, the compressor 3 and the nitrogen exhaust muffler barrel 24 through pipes, the upper end of the nitrogen exhaust muffler barrel 24 is respectively communicated with the diaphragm valve 41 and the 3R intake and exhaust muffler 22 through pipes, the lower end of the nitrogen exhaust muffler barrel 24 is connected with the secondary muffler 23 through pipes, and the secondary muffler 23 is detachably connected with the pad 121 through screws.

Referring to fig. 1 and 4,3R, the intake and exhaust muffler 22 includes an intake muffler box 221 and an exhaust muffler box 222, muffler cotton 223 is disposed in the intake muffler box 221 and the exhaust muffler box 222, the intake muffler box 221 is fixedly connected with the exhaust muffler box 222, the intake muffler box 221 is provided with an air inlet 2211 and an air outlet 2212, the exhaust muffler box 222 is provided with an exhaust inlet 2221 and an exhaust outlet 2222,3R, the positions of the air inlet 2211, the exhaust inlet 2221 and the exhaust outlet 2222 of the intake muffler 22 are all closely attached to the muffler cotton 223, baffles are disposed in the intake muffler box 221 and the exhaust muffler box 222, an exhaust passage 2213 is formed between the air inlet 2211 and the air outlet 2212, a nitrogen exhaust passage 2223 is formed between the exhaust inlet 2221 and the exhaust outlet 2222, the air inlet 2211 is communicated with a 3R-HEPA filter 6, the exhaust inlet 2221 is communicated with the exhaust muffler 24 through a pipeline, the compressor 3 is provided with an inlet 31, the inlet 31 is communicated with the air outlet 2212, and the exhaust inlet 1 is communicated with the adsorber 4.

Referring to fig. 1 and 5, a filter box 111 is fixedly connected to the housing 11, the filter box 111 abuts against the 3R intake and exhaust muffler 22 and is provided with a connection hole, and one end of the filter box 111, in which the 3R-HEPA filter 6,3R-HEPA filter 6 is arranged, is communicated with the air intake 2211 through the connection hole.

The implementation principle of embodiment 1 of the present application is: before entering the oxygenerator, air is filtered by a 3R-HEPA filter 6, the filtered air enters an air inlet silencing box 221 of the 3R air inlet and outlet silencer 22 to be silenced under the action of silencing cotton 223, an air inlet channel in the air inlet silencing box 221 increases the distance of the air, the flow rate of the air is reduced to further silence the air, the air subjected to silencing treatment enters a compressor 3 to form compressed air, a vibration damper 5 vibrates in the compressed air process, the vibration damper 5 on a bottom plate 81 moves up and down along with the vibration of the compressor 3 to filter the vibration of the compressor 3 when the vibration damper spring 52 is in an operating state, the noise generated by the vibration of the compressor 3 is further reduced, the compressed air enters a molecular sieve barrel 42, the molecular sieve barrel 42 physically adsorbs nitrogen in the compressed air to obtain high-purity oxygen, the high-purity oxygen enters an oxygen barrel 43, the discharged nitrogen enters a nitrogen discharge silencing barrel 24 to reduce the flow rate under the action of fine solid particles in the barrel, the noise is further reduced, and the treated nitrogen enters a nitrogen discharge box 222 of the 3R air inlet silencer 22 and the secondary silencer 23 to be further discharged after the noise is further silenced.

Examples

This embodiment is substantially the same as embodiment 1, and differs from embodiment 1 in that: referring to fig. 6 and 7, the damper 5 further includes a flexible rubber sleeve 55, the flexible rubber sleeve 55 is sleeved at one end of the support 53 near the base 12, the silencing assembly 2 further includes a silencing plate 25, the silencing plate 25 is made of elastic materials, the silencing plate 25 is located between the base 12 and the base plate 121, the silencing plate 25 includes a transmission rod 253, a connecting plate 252 and a plurality of silencing pieces 251, the lengths of the lower ends of two sides of the silencing pieces 251 are greater than the lengths of the upper ends of the two sides, the lower ends of two sides of the silencing pieces 251 are fixedly connected with the connecting plate 252, the upper ends of two sides of the silencing pieces 251 are fixedly connected with the transmission rod 253, and silencing holes 2511 are formed in the silencing pieces 251 and the silencing pieces 251 are in butt joint with the flexible rubber sleeve 55.

The implementation principle of embodiment 2 of the present application is: the vibration absorber 5 can filter the vibration that the compressor 3 produced in the course of working, in the course of filtering vibration, the pillar 53 of vibration absorber 5 can reciprocate, the flexible glue cover 55 on the pillar 53 can exert pressure to the amortization piece 251 that contacts with flexible glue cover 55 in the course of the downward movement of pillar 53, make elastic amortization piece 251 take place elastic deformation downwards, make the amortization piece 251 on the amortization board 25 all take place elastic deformation downwards under the effect of transfer line 253, when the pillar 53 moves upwards, flexible glue cover 55 no longer contacts with amortization piece 251, make amortization piece 251 rebound to original position, this process makes the amortization board 25 swing from top to bottom, thereby form the air current, make amortization board 25 can dispel the heat to the oxygenerator when carrying out the amortization to oxygenerator exhaust gas.

Examples

This embodiment is substantially the same as embodiment 1, and differs from embodiment 1 in that: referring to fig. 8 and 9, the shock absorbing box 8 is detachably connected to the base 12, the shock absorbing box 8 includes a bottom plate 81, an annular plate 82, an upper plate 83, a hydraulic rod 84, a support plate 85 and a spiral plate 86, two sides of the annular plate 82 are fixedly connected with the bottom plate 81 and the upper plate 83 respectively, the spiral plate 86 is fixedly connected with the bottom plate 81 of the shock absorbing box 8 and is located at the midpoint of the bottom plate 81, a through hole 831 through which the hydraulic rod 84 passes is formed in the midpoint of the upper plate 83 of the shock absorbing box 8, one end of the hydraulic rod 84 passes through the through hole 831 and is fixedly connected with one side of the bottom plate 81 and the hydraulic rod 84 is located at the midpoint of the spiral plate 86, the other end of the hydraulic rod 84 is fixedly connected with the base plate 121, the other side of the bottom plate 81 of the shock absorbing box 8 is fixedly connected with the support plate 85 and the outer side of the base 12 is in butt joint with the support plate 85, a plurality of sound absorbing holes 87 are formed in the upper plate 83 of the shock absorbing box 8 and the sound absorbing holes 87 are uniformly distributed in the circumferential direction of the hydraulic rod 84, a plurality of sound absorbing holes 87 are formed in the annular plate 82 of the shock absorbing box 8 is uniformly distributed in the length direction of the annular plate 82.

The implementation principle of embodiment 3 of the present application is: the shock attenuation box 8 makes the hydraulic stem 84 move downwards under the drive of motor when oxygenerator begins to operate until the backup pad 85 and the ground butt of shock attenuation box 8, when the ground takes place vibrations, the vibrations on ground are filtered in the up-and-down motion that hydraulic stem 84 in the shock attenuation box 8 can adapt to, and then prevent the destruction of vibrations to the oxygenerator, in the in-process of oxygenerator exhaust gas, the exhaust gas falls the sound hole 87 of upper plate 83 and enters into shock attenuation box 8 inside after falling, the exhaust gas after getting into the inside of shock attenuation box 8 flows along the length direction of screw plate 86 until being discharged from the sound hole 87 on the annular plate 82, screw plate 86 has increased the area of contact with gas, the flow path of gas has been increased, the flow rate of gas has been reduced, further reduced the noise when the heat dissipation, outside the oxygenerator is discharged from the sound hole 87 after the sound hole 87 of annular plate 82 makes final noise reduction.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides an oxygenerator with function of making an uproar falls, includes box (1), box (1) includes base (12) and shell cover (11), shell cover (11) with base (12) can dismantle and be connected, a serial communication port, be provided with on base (12) amortization subassembly (2), compressor (3) and integrated adsorber (4), amortization subassembly (2) are including inhaling cotton (21), 3R and advance exhaust muffler (22), second grade muffler (23) and nitrogen removal amortization bucket (24), inhale cotton (21) and hug closely on the inner wall of shell cover (11), nitrogen removal amortization bucket (24) set up on base (12) and respectively with integrated adsorber (4) second grade muffler (23) with 3R advances exhaust muffler (22) intercommunication, 3R advances exhaust muffler (22) with shell cover (11) can dismantle and be connected, 3R advances exhaust muffler (22) with compressor (3) intercommunication.

2. The oxygen generator with noise reduction function according to claim 1, wherein a plurality of silencing cottons (223) are arranged in the 3R air inlet and outlet silencer (22), the 3R air inlet and outlet silencer (22) comprises an air inlet silencing box (221) and a nitrogen outlet silencing box (222), the air inlet silencing box (221) is provided with an air inlet (2211) and an air outlet (2212), the nitrogen outlet silencing box (222) is provided with a nitrogen outlet (2221) and a nitrogen outlet (2222), the air inlet (2211), the nitrogen outlet (2221) and the nitrogen outlet (2222) are all clung to the silencing cottons (223), the compressor (3) is provided with an inlet (31), the inlet (31) is communicated with the air outlet (2212), and the nitrogen outlet (2221) is communicated with the integrated adsorber (4).

3. The oxygen generator with the noise reduction function according to claim 2, wherein the integrated adsorber (4) comprises a membrane valve (41), a molecular sieve barrel (42), an oxygen barrel (43) and a pressure regulating valve (44) which are sequentially communicated, the molecular sieve barrel (42) is respectively communicated with the nitrogen discharge silencing barrel (24) and the secondary silencer (23), the compressor (3) is provided with an outlet (32), and the outlet (32) is communicated with the membrane valve (41) through a pipeline.

4. Oxygenerator with noise reduction function according to claim 1, characterized in that a backing plate (121) is detachably connected to one side of the base (12), a support platform (122) is fixedly connected to the other side of the base (12), the compressor (3) is detachably connected to the backing plate (121), and the integrated adsorber (4) is detachably connected to the support platform (122).

5. The oxygen generator with the noise reduction function according to claim 4, further comprising a damper (5), wherein the damper (5) comprises a first mounting leg (51), a damper spring (52), a strut (53) and a second mounting leg (54), the first mounting leg (51) is detachably connected with the compressor (3), the damper (5) is fixedly connected with the first mounting leg (51) and the second mounting leg (54) respectively, the second mounting leg (54) is detachably connected with the backing plate (121), and the strut (53) is arranged in the damper spring (52).

6. The oxygenerator with noise reduction function according to claim 5, wherein the noise reduction assembly (2) further comprises a noise reduction plate (25), the support column (53) is abutted to the noise reduction plate (25) and can drive the noise reduction plate (25) to swing up and down, the noise reduction plate (25) is made of elastic materials, the noise reduction plate (25) is located between the base (12) and the base plate (121), the noise reduction plate (25) comprises a transmission rod (253), a connecting plate (252) and a plurality of noise reduction plates (25), two lower ends of two sides of the noise reduction plate (251) are fixedly connected with the connecting plate (252), two upper ends of two sides of the noise reduction plate (251) are fixedly connected with the transmission rod (253), and noise reduction holes (2511) are formed in the noise reduction plate (251).

7. The oxygen generator with the noise reduction function according to claim 5, wherein the vibration damper (5) further comprises a soft rubber sleeve (55), and the soft rubber sleeve (55) is sleeved at one end of the support column (53) close to the base (12).

8. The oxygenerator with noise reduction function according to claim 4, wherein the base (12) is detachably connected with a damping box (8), a plurality of sound absorbing holes (87) are formed in the damping box (8), the damping box (8) comprises a bottom plate (81), an annular plate (82), an upper plate (83), a hydraulic rod (84), a supporting plate (85) and a spiral plate (86), two sides of the annular plate (82) are fixedly connected with the bottom plate (81) and the upper plate (83) respectively, the spiral plate (86) is fixedly connected with the bottom plate (81) and is located at the midpoint of the bottom plate (81), a passing hole (831) for the hydraulic rod (84) to pass through is formed in the midpoint of the upper plate (83), one end of the hydraulic rod (84) passes through the passing hole (831) and is fixedly connected with one side of the bottom plate (81) and the hydraulic rod (84) is located at the midpoint of the spiral plate (86), and the other end of the hydraulic rod (84) is fixedly connected with the bottom plate (121) and is fixedly connected with the other side of the bottom plate (81).

9. Oxygenerator with noise reduction function according to claim 1, characterized in that the upper end of the compressor (3) is provided with a fan (7), said fan (7) being detachably connected with the housing (11).

10. The oxygen generator with the noise reduction function according to claim 2, wherein a filter box (111) is fixedly connected to the housing cover (11), a 3R-HEPA filter (6) is arranged in the filter box (111), and the 3R-HEPA filter (6) is communicated with the air inlet (2211).