CN113007570A

CN113007570A - Sharing oxygenerator of convenient removal

Info

Publication number: CN113007570A
Application number: CN202110180324.8A
Authority: CN
Inventors: 孙永剑; 万昌江
Original assignee: Hangzhou Huayi Technology Co ltd; Zhejiang University of Technology ZJUT
Current assignee: Hangzhou Huayi Technology Co ltd; Zhejiang University of Technology ZJUT; Zhejiang Sci Tech University ZSTU; Zhejiang University of Science and Technology ZUST
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-06-22

Abstract

The invention discloses a shared oxygenerator convenient to move, which belongs to the technical field of oxygenerators and comprises an installation rail, wherein first rolling wheels are movably installed at two ends of the inner wall of the installation rail, a first forward and reverse rotating motor is fixedly connected to the back surface of each first rolling wheel, a conveying belt is arranged on the outer wall of each first rolling wheel, a positioning connecting plate is installed at the bottom of each conveying belt through nut threads, a first installation plate is fixedly connected to the bottom of each positioning connecting plate, and an X-shaped expansion bracket is movably installed at the bottom of each first installation plate.

Description

Sharing oxygenerator of convenient removal

Technical Field

The invention relates to the technical field of shared oxygenerators, in particular to a shared oxygenerator convenient to move.

Background

The oxygen generator is a kind of machine for producing oxygen and its principle is that it utilizes air separation technology. The air is compressed at high density, then is subjected to gas-liquid separation at a certain temperature by utilizing the difference of condensation points of all components in the air, and is further rectified to obtain the air-conditioning filter. The existing oxygen generating equipment is generally large-scale industrial production, and the generation and storage of oxygen are separated, namely, the generated oxygen is compressed and stored in a sealed tank and is led out from the sealed tank when in use. The oxygen tank is inconvenient to carry due to large volume, and is generally used for centralized occasions of patients such as hospitals and the like. With the pollution of atmospheric environment, in order to meet the increasing requirements of people on living quality, the business places with oxygen delivery devices for oxygen inhalation, such as oxygen bars, appear, small, convenient and movable shared oxygenerators are needed, and the use of consumers is facilitated.

However, the existing oxygen generator for the oxygen bar adopts a fixed type oxygen generator, the oxygen generator is fixed at a fixed position and cannot move, when people in the oxygen bar need to absorb oxygen, the people need to walk to the fixed position to absorb oxygen, so that the flexibility of the oxygen bar is reduced.

Disclosure of Invention

The invention provides a shared oxygenerator convenient to move, and aims to solve the problems in the prior art.

In order to solve the problems, the invention adopts the following technical scheme:

a sharing oxygenerator convenient to move comprises an installation track, wherein both ends of the inner wall of the installation track are movably provided with first rolling wheels, the back surfaces of the first rolling wheels are fixedly connected with a first positive and negative rotation motor, the outer wall of each first rolling wheel is provided with a conveyor belt, the conveyor belt is positioned inside the installation track, the bottom of the conveyor belt is provided with a positioning connecting plate through nut threads, a reinforcing plate is arranged between the conveyor belt and a nut, the bottom of the positioning connecting plate is fixedly connected with a first installation plate, the bottom of the first installation plate is movably provided with an X-shaped expansion bracket through a first bolt and a second bolt, the bottom of the X-shaped expansion bracket is movably provided with a second installation plate, the bottom of the second installation plate is fixedly connected with an oxygenerator body, the front surface of the oxygenerator body is provided with an operation screen, and the bottom of the operation screen, the inner wall of the rectangular groove is provided with a circular hole, a protective telescopic pipe is arranged inside the circular hole, and the front surface of the protective telescopic pipe is fixedly connected with a square object placing shell.

According to a preferable scheme of the invention, a winding column is movably mounted inside the square object placing shell, a gear is meshed with one side of the winding column, a small motor is fixedly connected to the inner wall of the gear, the bottom of the small motor is fixedly connected with the bottom of the inner wall of the square object placing shell, and an elastic isolating pad with a hole is arranged on the inner wall of an opening on the other side of the square object placing shell.

As a preferable scheme of the present invention, the mounting rail includes a U-shaped housing, the bottom of the inner wall of the U-shaped housing is fixedly connected with two symmetrically disposed protrusion portions with grooves, the U-shaped housing and the protrusion portions with grooves are integrally formed, the first mounting plate includes a hollow rectangular portion, rectangular holes are formed in both the front and back of the hollow rectangular portion, and the hollow rectangular portion and the rectangular holes are integrally formed.

According to a preferable scheme of the invention, the positioning connecting plate comprises a rectangular plate, the front and the back of the rectangular plate are both provided with object placing grooves, the top of the rectangular plate is fixedly connected with four threaded connectors, and the rectangular plate, the object placing grooves and the threaded connectors are integrally formed.

As a preferable scheme of the present invention, the winding column includes a cylindrical body, a toothed ring is fixedly connected to an outer wall of the cylindrical body, an L-shaped hole is formed in a back surface of the cylindrical body, and the cylindrical body, the toothed ring and the L-shaped hole are integrally formed.

As a preferable scheme of the invention, the top of the inner wall of the article placing groove is fixedly connected with a U-shaped positioning bolt, the bottom of the U-shaped positioning bolt is movably provided with a second rolling wheel, and the U-shaped positioning bolt and the second rolling wheel are positioned inside the protruding part with the groove.

As a preferable scheme of the present invention, both sides of the hollow rectangular portion are provided with mounting holes, the inner wall of each mounting hole is movably mounted with a screw rod, one side of the screw rod is fixedly connected with a second forward and reverse rotation motor, the second forward and reverse rotation motor is fixedly connected with the contact surface of the first mounting plate, the inner wall of the hollow rectangular portion is fixedly connected with a positioning block with holes through two symmetrically arranged positioning rods, and the screw rod is located inside the positioning block with holes.

As a preferable scheme of the invention, the inner wall of the L-shaped hole is provided with a connecting pipe, the back of the connecting pipe is movably connected with an air supply pipe through a rotatable joint, the outer wall of the connecting pipe is uniformly provided with a sealing ring and an air outlet, and one end of the connecting pipe, which is far away from the rotatable joint, is fixedly connected with a pull ring.

As a preferable scheme of the invention, a first cushion pad is fixedly mounted on the other side of the positioning block with the hole through a first strong spring, a threaded sleeve is arranged on the outer wall of the screw rod, a second cushion pad is arranged on the other side of the threaded sleeve through a second strong spring, the front side and the back side of the threaded sleeve are fixedly connected with a movable connecting rod, and one end of the movable connecting rod, which is far away from the threaded sleeve, penetrates through a rectangular hole and is movably connected with the X-shaped telescopic frame through a second bolt.

Compared with the prior art, the invention has the advantages that:

(1) first positive reverse motor rotates and makes the location connecting plate of installing in the conveyer belt bottom pass through the operation of X-shaped expansion bracket drive oxygenerator body, the foraminiferous locating piece of setting, first blotter, first powerful spring, second powerful spring and second blotter are mutually supported, prevent that the flexible shock of X-shaped expansion bracket is too big, the flexible unnecessary waste of avoiding of connecting pipe can be controlled in the setting and mutually supporting with gear and small-size motor, set up the bottom at first mounting panel with X-shaped expansion bracket, make first mounting panel set up the oxygenerator body of X-shaped expansion bracket bottom through the installation of second mounting panel through flexible drive and can remove from top to bottom, when not using, it rises the top furred ceiling inside with the oxygenerator body to pass through X-shaped expansion bracket, can shelter from the oxygenerator body, thereby increase service environment's whole comfort level.

(2) The groove of belt bulge sets up in the inner wall bottom of U-shaped shell, can make the positioning connection board of installation can not be because of gravity is downwards, makes the positioning connection board can be more firm, rolls the wheel with the second and sets up at the inner wall top of putting the thing recess through the U-shaped locating bolt, can reduce positioning connection board and the orbital contact surface of installation when removing about the positioning connection board, reduces the resistance of positioning connection board operation, has also reduced the output of energy simultaneously.

(3) The positive reverse motor of second drives the lead screw and rotates, can make the connecting rod that moves through the thread bush connection remove about, thereby it stretches out and draws back to drive X-shaped expansion bracket, set up first powerful spring and first blotter in the one side that foraminiferous locating piece is close to the thread bush, through with the second powerful spring and the second blotter of setting at the opposite side of thread bush, the condition of shaking suddenly appears when can preventing to move the connecting rod and remove the end about the rectangular hole, effectively avoided oxygenerator body internal instrument because of shaking the possibility of damage.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a mounting rail structure in an embodiment of the invention;

FIG. 4 is a schematic illustration of a conveyor belt configuration in an embodiment of the invention;

FIG. 5 is a schematic diagram of a positioning connection plate structure according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a first mounting plate structure according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a front view of the interior of a square storage case according to an embodiment of the present invention;

fig. 8 is a schematic view of a winding post structure in an embodiment of the invention.

The reference numbers in the figures illustrate:

1. installing a track; 101. a U-shaped shell; 102. a grooved projection; 2. a first rolling wheel; 3. a first positive and negative rotation motor; 4. a conveyor belt; 5. positioning the connecting plate; 501. a rectangular plate; 502. a storage groove; 503. a threaded connector; 6. a U-shaped positioning bolt; 7. a second rolling wheel; 8. a nut; 9. a reinforcing plate; 10. a first mounting plate; 1001. a hollow rectangular portion; 1002. a rectangular hole; 11. a second positive and negative rotation motor; 12. a screw rod; 13. positioning a rod; 14. a positioning block with a hole; 15. a first cushion pad; 16. a first strong spring; 17. mounting holes; 18. moving the connecting rod; 19. a threaded sleeve; 20. a first bolt; 21. a second bolt; 22. an X-shaped telescopic frame; 23. a second mounting plate; 24. an oxygen generator body; 25. an operation screen; 26. a rectangular groove; 27. a circular hole; 28. a square object placing shell; 29. winding the column; 2901. a cylindrical body; 2902. a toothed ring; 2903. an L-shaped hole; 30. a gear; 31. a small-sized motor; 32. protecting the telescopic pipe; 33. an air supply pipe; 34. a switchable joint; 35. a connecting pipe; 36. a seal ring; 37. an air outlet; 38. a ring is capable of being pulled; 39. an elastic isolation pad with holes; 40. a second strong spring; 41. a second cushion pad.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-8, a sharing oxygen generator convenient to move comprises an installation rail 1, wherein both ends of the inner wall of the installation rail 1 are movably provided with first rolling wheels 2, the back of each first rolling wheel 2 is fixedly connected with a first forward and reverse rotating motor 3, the outer wall of each first rolling wheel 2 is provided with a conveyor belt 4, the conveyor belts 4 are positioned inside the installation rail 1, the bottom of each conveyor belt 4 is provided with a positioning connecting plate 5 through a nut 8 by screw threads, a reinforcing plate 9 is arranged between each conveyor belt 4 and each nut 8, the bottom of each positioning connecting plate 5 is fixedly connected with a first mounting plate 10, the bottom of each first mounting plate 10 is movably provided with an X-shaped expansion bracket 22 through a first bolt 20 and a second bolt 21, the bottom of each X-shaped expansion bracket 22 is movably provided with a second mounting plate 23, the bottom of each second mounting plate 23 is fixedly connected with an oxygen generator body 24, the front of each oxygen, the bottom of the operation screen 25 is provided with a rectangular groove 26, the inner wall of the rectangular groove 26 is provided with a circular hole 27, a protection telescopic pipe 32 is arranged inside the circular hole 27, and the front face of the protection telescopic pipe 32 is fixedly connected with a square object placing shell 28.

In a further embodiment, the installed installation track 1 is fixed on the ceiling of the oxygen bar through bolts, wherein the extended length of the installation track 1 is suitable for the interior decoration of the oxygen bar, the installed conveyor belt 4 can be driven to rotate through the first forward and reverse rotating motor 3 arranged on the back surface of the first rolling wheel 2 through the matching of the installed installation track 1 and the first rolling wheel 2, the positioning connecting plate 5 is arranged at the bottom of the conveyor belt 4 and can drive the positioning connecting plate 5 to reciprocate leftwards and rightwards when the conveyor belt 4 rotates, the first installation plate 10 is arranged at the bottom of the positioning connecting plate 5, the X-shaped expansion bracket 22 can be arranged at the bottom of the first installation plate 10, the first installation plate 10 can drive the oxygenerator body 24 arranged at the bottom of the X-shaped expansion bracket 22 through the second installation plate 23 through expansion and contraction, when the oxygenerator body 24 is lifted to the ceiling through the X-shaped expansion bracket 22 when the oxygenerator is not in use, can shelter from oxygenerator body 24 to increase service environment's whole comfort level, the flexible pipe 32 of the inside protection of circular port 27 on oxygenerator body 24 can drive the positive square of the flexible pipe 32 of protection and put thing shell 28 and stretch out and draw back, reinforcing result of use as required.

Specifically, the inside movable mounting of square thing shell 28 has winding post 29, and the meshing of one side of winding post 29 has gear 30, and the inner wall fixedly connected with small motor 31 of gear 30, the bottom of small motor 31 and the square inner wall bottom fixed connection who puts thing shell 28, and the square other side trompil inner wall of putting thing shell 28 is provided with foraminiferous elastic spacer 39.

In a further embodiment, the small motor 31 is operated to drive the gear 30 arranged at the output end of the small motor 31 to rotate, so that the winding column 29 meshed with the gear 30 can rotate along with the gear, the elastic isolating pad 39 with holes is arranged on the inner wall of the hole at the other side of the square storage shell 28, and external dust can be prevented from entering the square storage shell 28 by the oxygenerator body 24.

Specifically, mounting rail 1 includes U-shaped shell 101, and the trough of belt protrusion 102 that two symmetries of the inner wall bottom fixedly connected with of U-shaped shell 101 set up, U-shaped shell 101 and trough of belt protrusion 102 integrated into one piece, first mounting panel 10 include hollow rectangle portion 1001, and rectangular hole 1002, hollow rectangle portion 1001 and rectangular hole 1002 integrated into one piece have all been opened to the front and the back of hollow rectangle portion 1001.

In a further embodiment, the grooved protrusion 102 is disposed at the bottom of the inner wall of the U-shaped shell 101, so that the positioning connecting plate 5 can be mounted without falling down due to gravity, and the positioning connecting plate 5 can be more stable.

Specifically, the positioning connecting plate 5 includes a rectangular plate 501, the front and the back of the rectangular plate 501 are both provided with an article placing groove 502, the top of the rectangular plate 501 is fixedly connected with four threaded connectors 503, the rectangular plate 501, the article placing groove 502 and the threaded connectors 503 are integrally formed, the winding post 29 includes a cylindrical body 2901, the outer wall of the cylindrical body 2901 is fixedly connected with a toothed ring 2902, the back of the cylindrical body 2901 is provided with an L-shaped hole 2903, and the cylindrical body 2901, the toothed ring 2902 and the L-shaped hole 2903 are integrally formed.

In a further embodiment, four threaded connectors 503 are disposed on the top of the rectangular plate 501 to facilitate the fixing of the positioning connection plate 5, and the toothed ring 2902 is disposed on the outer wall of the cylindrical body 2901 to enable the toothed ring 2902 to engage with the gear 30 to facilitate the rotation of the winding post 29.

Specifically, the top of the inner wall of the article holding groove 502 is fixedly connected with a U-shaped positioning bolt 6, the bottom of the U-shaped positioning bolt 6 is movably provided with a second rolling wheel 7, and the U-shaped positioning bolt 6 and the second rolling wheel 7 are located inside the protruding part 102 with the groove.

In a further embodiment, the second rolling wheel 7 is arranged on the top of the inner wall of the article holding groove 502 through the U-shaped positioning bolt 6, so that the contact surface between the positioning connecting plate 5 and the mounting rail 1 can be reduced when the positioning connecting plate 5 moves left and right, the running resistance of the positioning connecting plate 5 is reduced, and the output of energy is also reduced.

Specifically, mounting holes 17 are formed in two sides of the hollow rectangular portion 1001, a screw rod 12 is movably mounted on the inner wall of each mounting hole 17, a second forward and reverse rotating motor 11 is fixedly connected to one side of each screw rod 12, the second forward and reverse rotating motor 11 is fixedly connected with the contact surface of the first mounting plate 10, a locating block 14 with holes is fixedly connected to the inner wall of the hollow rectangular portion 1001 through two locating rods 13 which are symmetrically arranged, and the screw rods 12 are located inside the locating blocks 14 with holes.

In a further embodiment, the screw rod 12 is driven to rotate by the second forward and reverse rotation motor 11, so that the movable connecting rod 18 connected by the threaded sleeve 19 can move left and right, and the X-shaped telescopic frame 22 is driven to extend and retract.

Specifically, the inner wall of the L-shaped hole 2903 is provided with a connecting pipe 35, the back of the connecting pipe 35 is movably connected with an air supply pipe 33 through a switchable joint 34, the outer wall of the connecting pipe 35 is uniformly provided with a sealing ring 36 and an air outlet 37, and one end of the connecting pipe 35 far away from the switchable joint 34 is fixedly connected with a pull ring 38.

In a further embodiment, through setting up a plurality of gas outlets 37 on connecting pipe 35, can make oxygenerator body 24 supply many people to use simultaneously, but connect connecting pipe 35 and air feed pipe 33 through adapter 34, can avoid driving pivoted connecting pipe 35 to damage because of the winding post 29 rotates, and the flexible length of connecting pipe 35 can be controlled to winding post 29, and the part that can not use is received in the inside of square thing shell 28 of putting.

Specifically, the other side of the positioning block with holes 14 is fixedly provided with a first cushion pad 15 through a first strong spring 16, the outer wall of the screw rod 12 is provided with a threaded sleeve 19, the other side of the threaded sleeve 19 is provided with a second cushion pad 41 through a second strong spring 40, the front and the back of the threaded sleeve 19 are fixedly connected with a movable connecting rod 18, and one end, far away from the threaded sleeve 19, of the movable connecting rod 18 penetrates through a rectangular hole 1002 and is movably connected with an X-shaped telescopic frame 22 through a second bolt 21.

In a further embodiment, the first strong spring 16 and the first buffer cushion 15 are arranged on one side of the positioning block with holes 14 close to the threaded sleeve 19, and the second strong spring 40 and the second buffer cushion 41 arranged on the other side of the threaded sleeve 19 can prevent the movable connecting rod 18 from suddenly vibrating when moving to the end of the rectangular hole 1002, so that the possibility of damage of instruments inside the oxygen generator body 24 due to vibration is effectively avoided.

The working principle of the embodiment is as follows:

when the oxygen generator is used, the positioning connecting plate 5 arranged at the bottom of the conveyor belt 4 drives the oxygen generator body 24 to run through the X-shaped expansion bracket 22 by the rotation of the arranged first forward and reverse rotating motor 3, the arranged positioning block 14 with holes, the first buffer cushion 15, the first strong spring 16, the second strong spring 40 and the second buffer cushion 41 are matched with each other to prevent the over-large vibration of the expansion of the X-shaped expansion bracket 22, the arranged winding column 29 is matched with the gear 30 and the small motor 31 to control the expansion of the connecting pipe 35 to avoid unnecessary waste, the X-shaped expansion bracket 22 is arranged at the bottom of the first mounting plate 10, the first mounting plate 10 drives the oxygen generator body 24 arranged at the bottom of the X-shaped expansion bracket 22 through expansion and contraction to move up and down, when the oxygen generator is not used, the oxygen generator body 24 is lifted to the ceiling inside the top part through the X-shaped expansion bracket 22, can shelter from oxygenerator body 24 to increase service environment's whole comfort level, the flexible pipe 32 of the inside protection of circular port 27 on oxygenerator body 24 can drive the positive square of the flexible pipe 32 of protection and put thing shell 28 and stretch out and draw back, reinforcing result of use as required.

The protruding portion 102 with the groove is arranged at the bottom of the inner wall of the U-shaped shell 101, the positioning connecting plate 5 which is installed can not fall downwards due to gravity, the positioning connecting plate 5 can more stably set the second rolling wheel 7 at the top of the inner wall of the object placing groove 502 through the U-shaped positioning bolt 6, the contact surface between the positioning connecting plate 5 and the installation track 1 can be reduced when the positioning connecting plate 5 moves left and right, the running resistance of the positioning connecting plate 5 is reduced, and meanwhile, the energy output is also reduced.

Second is positive reverse motor 11 drives lead screw 12 and is rotated, can make the connecting rod 18 that moves who connects through thread bush 19 remove, thereby it stretches out and draws back to drive X-shaped expansion bracket 22, set up first powerful spring 16 and first blotter 15 in foraminiferous locating piece 14 one side that is close to thread bush 19, through with second powerful spring 40 and the second blotter 41 of setting at the opposite side of thread bush 19, can prevent to move connecting rod 18 and remove the circumstances of shocking suddenly when the end appears about rectangular hole 1002, effectively avoided the possibility of oxygenerator body 24 internal instruments because of shocking the damage.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.

Claims

1. A conveniently movable shared oxygen generator is characterized by comprising:

mounting rail (1), the equal movable mounting in both ends of mounting rail (1) inner wall has first wheel (2) that rolls, the first positive reverse motor (3) of back fixedly connected with of first wheel (2) that rolls, the outer wall of first wheel (2) that rolls is provided with conveyer belt (4), conveyer belt (4) are located the inside of mounting rail (1), location connecting plate (5) is installed through nut (8) screw thread in the bottom of conveyer belt (4), be provided with gusset plate (9) between conveyer belt (4) and nut (8), the bottom fixedly connected with first mounting panel (10) of location connecting plate (5), the bottom of first mounting panel (10) has X shape expansion bracket (22) through first bolt (20) and second bolt (21) movable mounting, the bottom movable mounting of X shape expansion bracket (22) has second mounting panel (23), the bottom of the second mounting plate (23) is fixedly connected with an oxygen generator body (24);

the front of oxygenerator body (24) is provided with operation screen (25), open the bottom of operation screen (25) has rectangular channel (26), open the inner wall of rectangular channel (26) has circular port (27), the inside of circular port (27) is provided with the flexible pipe (32) of protection, the front fixedly connected with of the flexible pipe (32) of protection is square puts thing shell (28).

2. A portable shared oxygen generator according to claim 1, wherein: the square inside movable mounting who puts thing shell (28) has winding post (29), the meshing of one side of winding post (29) has gear (30), the inner wall fixedly connected with small-size motor (31) of gear (30), the bottom of small-size motor (31) and the square inner wall bottom fixed connection who puts thing shell (28), the square opposite side trompil inner wall of putting thing shell (28) is provided with foraminiferous elastic isolation pad (39).

3. A portable shared oxygen generator according to claim 1, wherein: mounting rail (1) includes U-shaped shell (101), grooved bulge (102) that two symmetries of inner wall bottom fixedly connected with of U-shaped shell (101) set up, U-shaped shell (101) and grooved bulge (102) integrated into one piece, first mounting panel (10) are including hollow rectangle portion (1001), rectangular hole (1002) have all been opened at the front and the back of hollow rectangle portion (1001), hollow rectangle portion (1001) and rectangular hole (1002) integrated into one piece.

4. A portable shared oxygen generator according to claim 1, wherein: positioning connection board (5) include rectangular plate (501), article recess (502) have all been opened to the front and the back of rectangular plate (501), four threaded connection heads (503) of top fixedly connected with of rectangular plate (501), article recess (502) and threaded connection head (503) integrated into one piece.

5. A portable shared oxygen generator according to claim 2, wherein: the winding column (29) comprises a column body (2901), a toothed ring (2902) is fixedly connected to the outer wall of the column body (2901), an L-shaped hole (2903) is formed in the back of the column body (2901), and the column body (2901), the toothed ring (2902) and the L-shaped hole (2903) are integrally formed.

6. A portable shared oxygen generator according to claim 4, wherein: the inner wall top fixedly connected with U-shaped gim peg (6) of putting thing recess (502), the bottom movable mounting of U-shaped gim peg (6) has the second to roll wheel (7), U-shaped gim peg (6) and second roll wheel (7) and are located the inside of trough of belt bulge (102).

7. A portable shared oxygen generator according to claim 3, wherein: mounting holes (17) are formed in the two sides of the hollow rectangular portion (1001), a screw rod (12) is movably mounted on the inner wall of the mounting hole (17), a second forward and reverse rotating motor (11) is fixedly connected to one side of the screw rod (12), the second forward and reverse rotating motor (11) is fixedly connected with the contact surface of the first mounting plate (10), a locating rod (13) fixedly connected with a hole locating block (14) is arranged on the inner wall of the hollow rectangular portion (1001) through two symmetrical locating rods, and the screw rod (12) is located inside the hole locating block (14).

8. A portable shared oxygen generator according to claim 5, wherein: the inner wall in L shape hole (2903) is provided with connecting pipe (35), but the back of connecting pipe (35) has air feed pipe (33) through adapter (34) swing joint, the outer wall of connecting pipe (35) evenly is provided with sealing ring (36) and gas outlet (37), but one end fixedly connected with pull ring (38) of adapter (34) are kept away from in connecting pipe (35).

9. A portable shared oxygen generator according to claim 7, wherein: the other side of foraminiferous locating piece (14) has first blotter (15) through first powerful spring (16) fixed mounting, the outer wall of lead screw (12) sets up thread bush (19), the opposite side of thread bush (19) is provided with second blotter (41) through second powerful spring (40), the equal fixedly connected with in front and the back of thread bush (19) removes connecting rod (18), the one end that removes connecting rod (18) and keep away from thread bush (19) passes rectangular hole (1002) through second bolt (21) and X shape expansion bracket (22) swing joint.