CN116292193A - Portable oxygenerator piston pump - Google Patents

Portable oxygenerator piston pump Download PDF

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Publication number
CN116292193A
CN116292193A CN202310390584.7A CN202310390584A CN116292193A CN 116292193 A CN116292193 A CN 116292193A CN 202310390584 A CN202310390584 A CN 202310390584A CN 116292193 A CN116292193 A CN 116292193A
Authority
CN
China
Prior art keywords
air
piston pump
oxygenerator
portable oxygenerator
radiating fins
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310390584.7A
Other languages
Chinese (zh)
Inventor
张国华
张磊
张琪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Hengdrive Motor Co ltd
Original Assignee
Shenzhen Hengdrive Motor Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Hengdrive Motor Co ltd filed Critical Shenzhen Hengdrive Motor Co ltd
Priority to CN202310390584.7A priority Critical patent/CN116292193A/en
Publication of CN116292193A publication Critical patent/CN116292193A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/06—Cooling; Heating; Prevention of freezing
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/02—Preparation of oxygen
    • C01B13/0229—Purification or separation processes
    • C01B13/0248—Physical processing only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
    • F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)

Abstract

The invention discloses a portable oxygenerator piston pump, which relates to the technical field of oxygenerator accessories. According to the invention, through the arrangement of the shunt pipes, the branch pipes and the radiating fins, the air is shunted into the plurality of branch pipes through the shunt pipes, the heat conduction area between the air and the radiating fins is increased by shunting the air, so that the heat in the air can be transferred to the radiating fins, the double-headed motor can generate air flow when driving the fan blades to rotate, and the air flow passes through the radiating fins to carry away part of heat through enhancing the air convection, so that the temperature of the air to be introduced into the cylinder body is reduced, the heating speed of the cylinder body can be slowed down to a certain extent, the structure is simple, the cost is low, and the heating speed of the cylinder body can be slowed down to a certain extent.

Description

Portable oxygenerator piston pump
Technical Field
The invention relates to the technical field of oxygenerator accessories, in particular to a portable oxygenerator piston pump.
Background
The oxygenerator mainly separates oxygen from air through an air separation technology, and because the compressor can generate heat to cause lubricating oil to evaporate to generate oil gas when working, and the oil gas can pollute the air, the oxygenerator usually compresses the air through an oil-free piston pump, and the oil-free piston pump is a machine which can operate without lubricating any oil and has the advantages of simple structure, small volume, easy installation, convenient movement, easy operation, convenient maintenance, no environmental pollution, good product durability and the like.
Because the piston is in the cylinder body in a straight reciprocating motion, certain friction exists between the piston assembly and the inner wall of the cylinder body, and the air is compressed to generate heat, so that the oil-free piston pump needs to radiate heat through the fan when in operation, the fan is generally distributed on the side face of the eccentric wheel or the crankshaft, the air flow generated by the fan is difficult to radiate heat in a compression area in the cylinder body, and a plurality of small household portable oxygenerators do not have too large spaces to radiate heat by arranging a waterway in the cylinder body of the piston pump, so that the temperature inside the cylinder body is easy to be too high after the piston pump works for a long time, the machine head is overheated, and the motor thermal protector is triggered to ensure that the oil-free piston pump stops for protection, and the oil-free piston pump can be restarted after the standby head is cooled.
Disclosure of Invention
Based on the above, the invention aims to provide a portable oxygenerator piston pump so as to solve the technical problem that the portable oxygenerator for household has smaller space and is inconvenient to arrange a heat dissipation structure.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a portable oxygenerator piston pump, includes the support, install the double-end motor in the support, the double-end motor output is connected with the bent axle, be connected with the piston connecting rod on the bent axle, bent axle one end is connected with the flabellum, be connected with two cylinders on the support, two be connected with the gas-supply pipe between the cylinder body, the cylinder body side is connected with air inlet and gas outlet respectively, the air inlet side is connected with the confluence pipe, be connected with the branch pipe under the confluence pipe, support surface is connected with heat radiation fin, branch pipe one end is connected with the shunt tubes, is connected with the base under the support, the base top runs through there is the filter screen, be connected with the gangbar on the base, be connected with the spring under the gangbar, be connected with the briquetting on the gangbar, be connected with the knocking rod on the gangbar.
Through adopting above-mentioned technical scheme, in with air reposition of redundant personnel to a plurality of branch pipes through the shunt tubes, with the heat conduction area between air reposition of redundant personnel increase air and the radiator fin, and then make the heat in the air can transmit to radiator fin on, the double-end motor can produce the air current when the drive flabellum is rotatory, and the air current takes away partial heat through the radiator fin through strengthening the air convection, and then reduces the temperature that will get into the cylinder body air.
Further, the branch pipes are arranged in a plurality, and the branch pipes are distributed in an equidistant mode.
Through adopting above-mentioned technical scheme, shunt air to a plurality of branch pipes through the shunt tubes, shunt the heat conduction area between increase air and the radiator fin with the air, and then make the heat in the air can transmit to the radiator fin on.
Further, the diameter of the branch pipe is smaller than that of the shunt pipe, and the diameter of the branch pipe is smaller than that of the confluence pipe.
By adopting the technical scheme, the diameter of the branch pipe is smaller to reduce the air flow, so that the air sucked by the piston pump can be uniformly distributed into the plurality of branch pipes, and the influence of uneven air distribution in the plurality of branch pipes on the heat dissipation efficiency is avoided.
Further, a plurality of radiating fins are arranged, and the radiating fins are distributed at equal intervals.
Through adopting above-mentioned technical scheme, shunt the air to a plurality of branch pipes through the shunt tubes, afterwards the heat in the air is transferred to on the heat radiation fins through the branch pipe, takes away heat on the heat radiation fins when the heat radiation air current passes through.
Further, the cross section of the radiating fin is diamond-shaped, and the radiating fin is fixedly connected with the branch pipe.
By adopting the technical scheme, the diamond-shaped radiating fins can guide the air flow so as to reduce wind resistance, and further reduce noise generated by friction between the air flow and the radiating fins.
Further, the fan blade, the crankshaft and the piston connecting rod are all provided with two.
Through adopting above-mentioned technical scheme, output drive two crankshafts and two flabellums respectively are rotatory after the double-end motor starts, and the air current that produces after the flabellum is rotatory dispels the heat to the piston pump, and cooperation piston connecting rod converts rotary motion into rectilinear motion after the bent axle is rotatory, and the piston moves down and produces negative pressure suction air, and the piston moves up and compresses and discharges air.
Further, the linkage plate is movably connected with the base, and the top of the pressing block is hemispherical.
Through adopting above-mentioned technical scheme, the bent axle can be with briquetting contact when rotatory, later briquetting and linkage board back atress rotate downwards with the spring compression, make the bent axle no longer contact with the briquetting along with the bent axle is rotatory, later the spring loses pressure influence and bounces the reset, makes the striking pole gently strike the filter screen.
Furthermore, the knocking rod is made of stainless steel materials, and the knocking rod outer ring is made of rubber materials.
Through adopting above-mentioned technical scheme, strike the pole and strike the filter screen gently, through striking the rubber parcel on pole surface and strike the dynamics lighter and reduce the filter screen promptly and by the phenomenon of knocking out emergence, can shake the dust of adhesion on the filter screen surface again and fall in order to reduce the filter screen blocking phenomenon emergence.
In summary, the invention has the following advantages:
1. according to the invention, through the arrangement of the shunt pipes, the branch pipes and the radiating fins, the air is shunted into the plurality of branch pipes through the shunt pipes, the heat conduction area between the air and the radiating fins is increased, so that the heat in the air can be transferred to the radiating fins;
2. according to the invention, through the arrangement of the pressing block, the linkage plate, the spring and the knocking rod, the phenomenon that dust enters and adheres to the surfaces of the cooling fins is reduced through the arrangement of the filter screen, meanwhile, the crankshaft is contacted with the pressing block during rotation, then the pressing block and the back of the linkage plate are stressed to rotate downwards to compress the spring, meanwhile, the knocking rod and the outer surface of the linkage plate rotate upwards, the crankshaft is not contacted with the pressing block any more along with the rotation of the crankshaft, then the spring is not stressed to influence the bouncing reset, the pressing block and the back of the linkage plate rotate upwards to prepare for the next contact, the knocking rod and the outer surface of the linkage plate rotate downwards, the knocking rod lightly knocks the filter screen, the dust adhered to the surface of the filter screen is shaken off to reduce the occurrence of the blocking phenomenon of the filter screen, the influence of the dust on the cooling fins is reduced through the arrangement of the filter screen, and the occurrence of the blocking phenomenon of the filter screen is reduced through frequent gentle knocking of the filter screen.
Drawings
FIG. 1 is a schematic view of a stent structure according to the present invention;
FIG. 2 is a schematic view of the bottom structure of the bracket according to the present invention;
FIG. 3 is a schematic view of a manifold structure according to the present invention;
FIG. 4 is a schematic cross-sectional view of a branch pipe according to the present invention;
FIG. 5 is a schematic diagram of a piston pump according to the present invention;
FIG. 6 is a schematic side view of a piston pump according to the present invention;
fig. 7 is a schematic diagram of a linkage plate structure according to the present invention.
In the figure: 1. a bracket; 2. a double-ended motor; 3. a cylinder; 4. a gas pipe; 5. an air inlet; 6. an air outlet; 7. a fan blade; 8. a crankshaft; 9. a shunt; 10. a flow combining pipe; 11. a branch pipe; 12. a heat radiation fin; 13. a piston connecting rod; 14. briquetting; 15. a linkage plate; 16. a spring; 17. knocking the rod; 18. a base; 19. and (5) a filter screen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
Hereinafter, an embodiment of the present invention will be described in accordance with its entire structure.
1, 2, 3, 4, 5, 6 and 7 show, including support 1, the double-end motor 2 is installed to the inside below of support 1, the output of double-end motor 2 is connected with bent axle 8, the bent axle 8 top is connected with piston connecting rod 13, the flabellum 7, bent axle 8 and piston connecting rod 13 all are provided with two, bent axle 8 one end is connected with flabellum 7, be connected with two cylinders 3 on support 1, turn into rectilinear motion and be convenient for inhale and compress air with rotary motion, be connected with gas-supply pipe 4 between two cylinders 3, cylinder 3 side is connected with air inlet 5 and gas outlet 6 respectively, guide the air path, air inlet 5 side is connected with confluence pipe 10, be connected with branch pipe 11 under the confluence pipe 10, support 1 surface connection has radiator fin 12, branch pipe 11 one end is connected with shunt tubes 9, can slow down cylinder 3 heating rate to a certain extent, support 1 bottom is connected with base 18, base 18 top both sides run through 19, reduce the dust and get into the adhesion and take place at radiator fin 12 surface phenomenon, base 18 top is connected with board 15, be connected with plate 15 bottom plate 15, linkage spring 16, it has the fixed 13 to beat the filter screen 13 to take place the fixed to strike the 13 to change the 13 to the filter screen 13 to the fixed direction of the filter screen that the filter screen is close to the filter screen that the 13, the 13 is close to the 13 and is connected with the filter screen 13 at the 13, the fixed to the 13 is close to the 13 at the top of the 13, the fixed point of the filter screen is connected with the filter screen 13 at the fixed point of the 13, the fixed point of the 13 has the pressure plate is close to the pressure plate is 13, the 13 has the filter 13 to the 13.
Referring to fig. 1, 2, 3, 4, 5 and 6, in the above embodiment, the branch pipes 11 are provided in plurality and the plurality of branch pipes 11 are equally distributed, the diameter of the branch pipe 11 is smaller than the diameter of the shunt pipe 9, and the diameter of the branch pipe 11 is smaller than the diameter of the confluence pipe 10, so that the air is shunted to increase the heat conduction area between the air and the heat dissipation fins 12.
Referring to fig. 1, 2, 3, 4, 5 and 6, in the above embodiment, a plurality of heat dissipation fins 12 are provided, and the plurality of heat dissipation fins 12 are equidistantly distributed, the cross section of the heat dissipation fins 12 is diamond, and the heat dissipation fins 12 are fixedly connected with the branch pipes 11, so as to accelerate heat dissipation and reduce wind resistance.
Referring to fig. 6 and 7, in the above embodiment, the linkage plate 15 is rotatably connected with the base 18, the top of the pressing block 14 is hemispherical, the striking rod 17 is made of stainless steel material, the outer ring of the striking rod 17 is made of rubber material, the influence of dust on the cooling fins 12 is reduced by the arrangement of the filter screen 19, and meanwhile, the blocking phenomenon of the filter screen 19 is reduced by frequently lightly striking the filter screen 19.
The implementation principle of the embodiment is as follows: firstly, a piston pump is arranged in an oxygenerator, a filter screen 19 is positioned at an air inlet position of the oxygenerator, an output end of a double-headed motor 2 is started to respectively drive two crankshafts 8 and two fan blades 7 to rotate, air flow is generated after the fan blades 7 rotate to radiate the piston pump, the crankshafts 8 rotate and are matched with a piston connecting rod 13 to convert rotary motion into linear motion, negative pressure is generated by downward movement of a piston to suck air through an air inlet 5, the air is compressed by upward movement of the piston and is discharged through an air outlet 6, and therefore the domestic portable oxygenerator is convenient to separate oxygen from the air subsequently;
when the piston pump sucks air, the air is split into a plurality of branch pipes 11 through the split pipes 9, the air is split to increase the heat conduction area between the air and the radiating fins 12, so that heat in the air can be transferred to the radiating fins 12, the double-headed motor 2 can generate air flow when driving the fan blades 7 to rotate, the air flow passes through the radiating fins 12 to carry away part of heat through the reinforced air convection, the temperature of the air to be introduced into the cylinder body 3 is reduced, the heating speed of the cylinder body 3 can be slowed down to a certain extent, meanwhile, the diamond radiating fins 12 can guide the air flow to reduce wind resistance, and noise generated by friction between the air flow and the radiating fins 12 is reduced;
dust prevention, reduce the dust through the setting of filter screen 19 and get into the adhesion and take place at radiator fin 12 surface phenomenon, simultaneously bent axle 8 can be with briquetting 14 contact when rotatory, afterwards briquetting 14 and linkage board 15 back atress rotate down with spring 16 compression, simultaneously strike pole 17 and linkage board 15 surface and rotate upwards, make bent axle 8 no longer contact with briquetting 14 along with bent axle 8 rotation, afterwards spring 16 loses the influence of pressure and bounces the reset, make briquetting 14 and linkage board 15 back upwards rotate and prepare the next contact, and strike pole 17 and linkage board 15 surface rotate downwards, make and strike pole 17 gently strike filter screen 19, rubber parcel through striking pole 17 surface and the dynamics of beating are lighter promptly reduce filter screen 19 and are knocked out the phenomenon and take place, can shake the dust of adhesion on filter screen 19 surface again and fall in order to reduce filter screen 19 blocking phenomenon and take place.
Although embodiments of the invention have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the invention as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the invention, provided that such modifications are within the scope of the appended claims.

Claims (8)

1. Portable oxygenerator piston pump, including support (1), its characterized in that: install double-end motor (2) in support (1), double-end motor (2) output is connected with bent axle (8), be connected with piston connecting rod (13) on bent axle (8), bent axle (8) one end is connected with flabellum (7), be connected with two cylinder bodies (3) on support (1), two be connected with gas-supply pipe (4) between cylinder body (3), cylinder body (3) side is connected with air inlet (5) and gas outlet (6) respectively, air inlet (5) side is connected with and closes flow tube (10), it is connected with branch pipe (11) to close flow tube (10) down, support (1) surface connection has radiator fin (12), branch pipe (11) one end is connected with shunt tubes (9), is connected with base linkage (18) down, base (18) top runs through and has filter screen (19), be connected with linkage board (15) on base (18), be connected with spring (16) down under the linkage board (15), be connected with briquetting (14) on linkage board (15), be connected with on the linkage board (15) and strike pole (17).
2. The portable oxygenerator piston pump of claim 1, wherein: the branch pipes (11) are arranged in a plurality, and the branch pipes (11) are distributed equidistantly.
3. The portable oxygenerator piston pump of claim 2, wherein: the diameter of the branch pipe (11) is smaller than that of the shunt pipe (9), and the diameter of the branch pipe (11) is smaller than that of the confluence pipe (10).
4. The portable oxygenerator piston pump of claim 1, wherein: the heat dissipation fins (12) are arranged in a plurality, and the heat dissipation fins (12) are distributed equidistantly.
5. The portable oxygenerator piston pump as in claim 4, wherein: the cross section of the radiating fins (12) is diamond-shaped, and the radiating fins (12) are fixedly connected with the branch pipes (11).
6. The portable oxygenerator piston pump of claim 1, wherein: the fan blades (7), the crankshaft (8) and the piston connecting rod (13) are all provided with two.
7. The portable oxygenerator piston pump of claim 1, wherein: the linkage plate (15) is movably connected with the base (18), and the top of the pressing block (14) is hemispherical.
8. The portable oxygenerator piston pump of claim 1, wherein: the knocking rod (17) is made of stainless steel materials, and the outer ring of the knocking rod (17) is made of rubber materials.
CN202310390584.7A 2023-04-04 2023-04-04 Portable oxygenerator piston pump Pending CN116292193A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310390584.7A CN116292193A (en) 2023-04-04 2023-04-04 Portable oxygenerator piston pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310390584.7A CN116292193A (en) 2023-04-04 2023-04-04 Portable oxygenerator piston pump

Publications (1)

Publication Number Publication Date
CN116292193A true CN116292193A (en) 2023-06-23

Family

ID=86813324

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310390584.7A Pending CN116292193A (en) 2023-04-04 2023-04-04 Portable oxygenerator piston pump

Country Status (1)

Country Link
CN (1) CN116292193A (en)

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