CN216946215U

CN216946215U - Oxygen generator convenient for replacing molecular sieve

Info

Publication number: CN216946215U
Application number: CN202220158024.XU
Authority: CN
Inventors: 杨安
Original assignee: Guizhou Green Forest Medical Technology Co ltd
Current assignee: Guizhou Green Forest Medical Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-12
Anticipated expiration: 2032-01-20

Abstract

The application discloses oxygenerator technical field's a convenient oxygenerator of changing molecular sieve, including plastic casing and molecular sieve, plastic casing is equipped with the installing port that is used for the molecular sieve to pass, the shape of installing port is type of protruding, the molecular sieve includes pressure disk, barrel and lower pressure disk, go up pressure disk and plastic casing fixed connection, it is equipped with many locating pins along the equidistance of circumferencial direction to go up the pressure disk, the top of barrel is equipped with a plurality ofly and many the locating hole that the locating pin used of cooperation respectively, the bottom of barrel and lower pressure disk bolted connection, plastic casing still bolted connection has the gland of sealed mounting mouth, the gland is equipped with the draw-in groove, pressure disk and draw-in groove joint down. This scheme can stimulate the barrel through dismantling the gland and remove outside plastic casing, need not dismantle plastic casing, it is more convenient to change the molecular sieve.

Description

Oxygen generator convenient for replacing molecular sieve

Technical Field

The utility model relates to the technical field of oxygen generation devices, in particular to an oxygen generator with a molecular sieve convenient to replace.

Background

The oxygen generator is a kind of machine for producing oxygen, and its principle is that it utilizes air separation technology, firstly, the air is compressed in high density, then the different condensation points of all the components in the air are utilized to make it undergo the process of gas-liquid separation at a certain temperature, then further rectified to obtain oxygen.

The molecular sieve oxygenerator is one of oxygenerator, including the molecular sieve, spare parts such as compressor and plastic casing, the molecular sieve includes the pressure disk, barrel and lower pressure disk, go up between pressure disk and the barrel, all fix through the screw between barrel and the lower pressure disk, it sets up the gas outlet to go up the pressure disk, the lower pressure disk sets up the air inlet, the oxygen delivery outlet of gas outlet and oxygenerator is connected, air inlet and compressor are connected, the zeolite of placing in the barrel can be with oxygen and nitrogen separation in the air, harmful substance in the filtered air, thereby acquire the high-purity oxygen that accords with medical oxygen standard.

Zeolite needs to be replaced if the oxygen separation capability of the zeolite is reduced after the zeolite is used for a period of time, and the molecular sieve in the prior art is directly fixed inside a plastic shell through a bolt, so that the whole plastic shell needs to be disassembled after the molecular sieve is taken out, and the zeolite in the molecular sieve is inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an oxygen generator with a molecular sieve convenient to replace, so as to solve the problem that the molecular sieve is difficult to disassemble in the prior art.

In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides a conveniently change oxygenerator of molecular sieve, includes plastic casing and molecular sieve, plastic casing is equipped with the installing port that is used for the molecular sieve to pass, the shape of installing port is type shape, the molecular sieve includes pressure disk, barrel and lower pressure disk, go up pressure disk and plastic casing fixed connection, it is equipped with many locating pins along the equidistance of circumferencial direction to go up the pressure disk, the top of barrel is equipped with a plurality ofly and many the locating hole that the locating pin used that cooperates respectively, the bottom of barrel and lower pressure disk bolted connection, plastic casing still bolted connection has the gland of seal installation mouth, the gland is equipped with the draw-in groove, pressure disk and draw-in groove joint down.

The working principle of the utility model is as follows: when this scheme was dismantled molecular sieve, because gland and plastic casing bolted connection, unscrewed the bolt of being connected between gland and the plastic casing this moment, outwards taken out the gland orientation direction of keeping away from the installing port, because do not fixed together between last pressure disk and the barrel, and lower pressure disk and gland joint are in the same place, then can drive the barrel through the gland and push down the pressure disk and remove the plastic casing through the installing port together outside, accomplish the dismantlement of molecular sieve.

After changing the zeolite in the barrel, pass the mounting hole with barrel, lower pressure disk and gland, because last pressure disk is equipped with many locating pins along the circumferencial direction equidistance, the top of barrel is equipped with a plurality ofly and many the locating hole that the locating pin used of cooperation respectively, the quick location of barrel mounted position can be realized to the locating hole through the locating pin alignment on the one hand, can realize spacing to the barrel after the locating pin stretches into the locating hole on the other hand, fixes gland and plastic casing through the bolt again at last.

The utility model has the beneficial effects that: this scheme is compared in prior art, changes the connected mode of upper pressure plate and barrel among the prior art to set up the installing port, can stimulate the barrel through dismantling the gland and remove outside the plastic casing, need not dismantle the plastic casing, it is more convenient to change the interior zeolite of molecular sieve.

Furthermore, the quantity of locating pin is 3, and the contained angle between the adjacent locating pin is 120 degrees. Realize the location to the barrel through three locating pins from the three not equidirectional realization of circumference, can realize quick installation.

Further, the gland is coaxially and fixedly connected with an installation disc, and the diameter of the installation disc is larger than that of the gland. Set up like this and make when installing the gland, install through handheld mounting disc, the mounting disc is as the impetus, conveniently installs.

Further, the surface of the cylinder body is provided with an anticorrosive coating. The anti-corrosion coating can prolong the service life, so that the cylinder can be recycled.

Further, the plastic shell is detachably connected with a support. When the molecular sieve is disassembled, the support and the plastic shell are installed together, and the support can support the plastic shell and is suspended in the air, so that enough space is provided for disassembling the gland.

Furthermore, a fixing screw is connected between the gland and the lower pressing disc in a threaded manner. The fixing screw can strengthen the firmness of the connection of the gland and the lower pressing plate.

Furthermore, the plastic shell is provided with an observation port at the upper pressure plate. The alignment condition of the cylinder and the upper pressure plate is conveniently observed through the observation port.

Furthermore, the bottom of the plastic shell is provided with universal self-locking wheels. The universal self-locking wheel is convenient to move the whole oxygen generator, and the use convenience is improved.

Drawings

FIG. 1 is a vertical cross-sectional view of the main view of an oxygen generator with easy replacement of molecular sieves according to example 1;

FIG. 2 is a schematic view of the disassembled barrel of FIG. 1;

fig. 3 is a top view of the cartridge of fig. 1.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the gas outlet pipe 1, the gas outlet 2, the upper pressure plate 3, the barrel 4, the lower pressure plate 5, the mounting opening 6, the gland 7, the gas inlet 8, the positioning pin 9 and the positioning hole 10.

In the following statements, all the directional terms such as "left", "right", "upper", "lower", etc. are based on the directions shown in the drawings, and in practice, the corresponding structures do not affect the implementation of the schemes under the condition that the relative positions are kept unchanged by the same directional changes based on the directions.

Example 1: an oxygen generator convenient for replacing a molecular sieve comprises a plastic shell, wherein an oxygen output port and a compressor (not shown in the figure) are arranged on the left side of the plastic shell, an air outlet pipe 1 and the molecular sieve are arranged on the right side of the plastic shell, and the air outlet pipe 1 is fixedly connected with the plastic shell.

The molecular sieve includes pressure disk 3, barrel 4 and pressure disk 5 down, the one end and the oxygen delivery outlet intercommunication of outlet duct 1, the other end and the last pressure disk 3 fixed connection of outlet duct 1, the gas outlet 2 and the outlet duct 1 intercommunication that go up pressure disk 3 and set up, it is still fixed along the circumferencial direction to go up pressure disk 3 and is provided with 3 locating pins 9 at even interval, as shown in fig. 3, the top of barrel 4 is equipped with 3 locating holes 10 that cooperate the use respectively with 3 locating pins 9, the bottom and the 5 bolted connection of pressure disk down of barrel 4, be connected with the hose (not shown in the figure) of sufficient length between the air inlet 8 of pressure disk 5 and the compressor down.

The bottom of plastic casing is equipped with the installing port 6 that is used for taking out barrel 4 and holding down disk 5, and the shape of installing port 6 is type of protruding, and bolted connection has gland 7 of sealed installing port 6 still in the bottom of plastic casing, and gland 7 is equipped with the draw-in groove, the bottom and the draw-in groove joint of holding down disk 5.

As shown in FIG. 2, when the molecular sieve is disassembled, due to the fact that the pressing cover 7 is connected with the plastic shell through the bolts, the bolts connected between the pressing cover 7 and the plastic shell are unscrewed, the pressing cover 7 is taken out outwards in the direction away from the installation opening 6, the hose between the air inlet 8 of the lower pressing disc 5 and the compressor is long enough, the upper pressing disc 3 and the cylinder 4 are not fixed together, the lower pressing disc 5 and the pressing cover 7 are connected together in a clamping mode, the cylinder 4 and the lower pressing disc 5 can be driven to move to the outside of the plastic shell through the installation opening 6 through the pressing cover 7, and after the hose sleeved with the air inlet 8 is taken down, the molecular sieve is disassembled.

After changing the zeolite in barrel 4, the one end of hose cup joints in air inlet 8 again, with barrel 4, lower pressure disk 5 and gland 7 pass installing port 6, because it is equipped with 3 locating pins 9 to go up pressure disk 3 along circumferencial direction equidistant, the top of barrel 4 is equipped with 3 locating holes 10 that cooperate the use respectively with 3 locating pins 9, on the one hand aim at locating hole 10 through locating pin 9 and can realize the quick location of barrel 4 mounted position, on the other hand locating pin 9 can realize spacing to barrel 4 after stretching into locating hole 10, fix gland 7 and plastic casing through the bolt again at last, accomplish the installation.

In another embodiment 2, the plastic housing is provided with a viewing port at the upper platen 3. The alignment condition of the cylinder 4 and the upper pressure plate 3 is conveniently observed through the observation port.

It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the structure of the utility model, and these should be construed as the scope of the utility model, which will not affect the effect of the utility model and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a conveniently change oxygenerator of molecular sieve, includes plastic casing and molecular sieve, its characterized in that: the utility model discloses a molecular sieve, including the molecular sieve, the plastic casing is equipped with the installing port that is used for the molecular sieve to pass, the shape of installing port is type shape, the molecular sieve includes pressure disk, barrel and lower pressure disk, go up pressure disk and plastic casing fixed connection, it is equipped with many locating pins along the equidistance of circumferencial direction to go up the pressure disk, the top of barrel is equipped with a plurality ofly and many the locating hole that the locating pin used that cooperates respectively, the bottom and the lower pressure disk bolted connection of barrel, plastic casing still bolted connection have the gland of seal installation mouth, the gland is equipped with the draw-in groove, pressure disk and draw-in groove joint down.

2. The oxygen generator convenient for replacing molecular sieves of claim 1, wherein: the quantity of locating pin is 3, adjacent the contained angle between the locating pin is 120 degrees.

3. The oxygen generator convenient for replacing molecular sieves of claim 2, wherein: the gland is coaxially and fixedly connected with the mounting disc, and the diameter of the mounting disc is larger than that of the gland.

4. The oxygen generator convenient for replacing molecular sieves of claim 3, wherein: and an anticorrosive coating is arranged on the surface of the cylinder body.

5. The oxygen generator with the molecular sieve convenient to replace according to any one of claims 2 to 4, which is characterized in that: the plastic shell is detachably connected with a support.

6. The oxygen generator convenient for replacing molecular sieves of claim 5, wherein: and a fixing screw is connected between the gland and the lower pressing disc through threads.

7. The oxygen generator convenient for replacing molecular sieves of claim 6, wherein: and the plastic shell is provided with an observation port at the upper pressure plate.

8. The oxygen generator facilitating replacement of molecular sieve according to claim 7, wherein: the bottom of the plastic shell is provided with universal self-locking wheels.