CN211398036U

CN211398036U - Closed impeller structure applied to air separation equipment

Info

Publication number: CN211398036U
Application number: CN201922490234.XU
Authority: CN
Inventors: 王刚
Original assignee: Xi'an Tuobo Kangbao Power Technology Co ltd
Current assignee: Xi'an Tuobo Kangbao Power Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a be applied to air separation equipment's closed impeller structure, including perseveration and bottom plate, perseveration fixed connection is in the outer lane at bottom plate top, the fixed connection of center department at bottom plate top has the fixed sleeve pipe, the outer lane fixedly connected with blade at bottom plate top, the outside fixed connection of blade is on the inner wall that perseveration was persevered, and air vent I has been seted up to the bottom of bottom plate, and the inner chamber of fixed sleeve pipe runs through and is provided with the screw thread post. The utility model discloses a turbine, blade, air vent two, apron, fixed sleeving, bottom plate, internal thread, air vent one and the cooperation of screw thread post are used, can dismantle the impeller to the convenience is carried out quick and high-efficient washing to it, avoids influencing compressor normal use because of the accumulation of dust, has solved current impeller when using, and inconvenient dismantlement in long-time working process, can accumulate impurity such as dust in the air on the impeller, influences its problem of normal use.

Description

Closed impeller structure applied to air separation equipment

Technical Field

The utility model relates to an air separation technical field specifically is a be applied to air separation equipment's closed impeller structure.

Background

The air separation equipment is a gas separation equipment for liquefying, rectifying and finally separating air into oxygen, nitrogen and other useful gases, which is called air separation equipment for short, the lowest working temperature of the air separation equipment is 77K, the air is still called permanent gas at the end of 19 th century, people later find that the air can be liquefied at deep low temperature, and oxygen and nitrogen can be separated from the liquefied air due to different boiling points of oxygen and nitrogen, the first commercial oxygen generator is manufactured in 1903, the first commercial oxygen generator is only used for gas welding and cutting of metal, nitrogen fertilizer industry needs nitrogen, and the oxygen generator is developed to be capable of simultaneously producing oxygen and nitrogen, and is called air separation equipment for short.

The centrifugal compressor is needed in the process of gas separation, the improvement of air pressure in the centrifugal compressor is realized by the rotation of the impeller and the diffusion of the diffuser, the existing impeller is inconvenient to disassemble when in use, and impurities such as dust in the air can be accumulated on the impeller in the long-time working process to influence the normal use of the impeller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to air separation equipment's closed impeller structure possesses the advantage of convenient dismantlement, has solved current impeller when using, and inconvenient dismantlement can accumulate impurity such as dust in the air on the impeller in long-time working process, influences its problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be applied to air separation equipment's closed impeller structure, includes the wheel and persevere and the bottom plate, the wheel is persevered fixed connection in the outer lane at bottom plate top, the fixed connection sleeve pipe of center department at bottom plate top, the outer lane fixedly connected with blade at bottom plate top, the outside fixed connection of blade is on the inner wall of wheel persevere, air vent one has been seted up to the bottom of bottom plate, fixed sleeve pipe's inner chamber runs through and is provided with the screw thread post, the top fixedly connected with apron of screw thread post, air vent two has been seted up at the top of apron.

Preferably, the number of the blades is six, and the blades are uniformly distributed on the top of the bottom plate in a surrounding manner by taking the fixed sleeve as a central point.

Preferably, the inner cavity of the fixed sleeve is provided with an internal thread matched with the threaded column for use, and the surface of the threaded column is in threaded connection with the internal thread.

Preferably, the bottom plate and the hub are in an integrally formed structure, the height of the fixing sleeve is slightly lower than that of the hub, and the top of the cover plate and the top of the hub are at the same horizontal height.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a turbine, blade, air vent two, apron, fixed sleeving, bottom plate, internal thread, air vent one and the cooperation of screw thread post are used, can dismantle the impeller to the convenience is carried out quick and high-efficient washing to it, avoids influencing compressor normal use because of the accumulation of dust, has solved current impeller when using, and inconvenient dismantlement in long-time working process, can accumulate impurity such as dust in the air on the impeller, influences its problem of normal use.

2. The utility model discloses an air vent one and air vent two's use can make things convenient for the compressor working process in to ventilate, through screw post, fixed sleeving and internal screw thread use, can conveniently pull down the apron from the impeller to the convenience is carried out rinse thoroughly to the blade, through the use of apron, can seal the blade.

Drawings

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

FIG. 2 is a partial three-dimensional structure diagram of the hub perseveration;

FIG. 3 is a three-dimensional structure diagram of the bottom plate of the present invention;

fig. 4 is a bottom view of the cover plate of the present invention.

In the figure: 1 rotation, 2 blades, 3 vent holes II, 4 cover plates, 5 fixing sleeves, 6 bottom plates, 7 internal threads, 8 vent holes I and 9 threaded columns.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a closed impeller structure applied to an air separation device comprises an impeller 1 and a bottom plate 6, the impeller 1 is fixedly connected to an outer ring of the top of the bottom plate 6, a fixing sleeve 5 is fixedly connected to the center of the top of the bottom plate 6, blades 2 are fixedly connected to the outer ring of the top of the bottom plate 6, the number of the blades 2 is six, the blades are uniformly distributed on the top of the bottom plate 6 in a surrounding manner by taking the fixing sleeve 5 as a central point, the outer sides of the blades 2 are fixedly connected to the inner wall of the impeller 1, a vent hole I8 is formed in the bottom of the bottom plate 6, a threaded post 9 is arranged in an inner cavity of the fixing sleeve 5 in a penetrating manner, an inner thread 7 matched with the threaded post 9 is formed in the inner cavity of the fixing sleeve 5, the surface of the threaded post 9 is in threaded connection with the inner thread 7, the cover plate 4, therefore, the blades 2 can be conveniently and thoroughly cleaned, the top of the threaded post 9 is fixedly connected with the cover plate 4, the blades 2 can be sealed by using the cover plate 4, the top of the cover plate 4 is provided with the vent hole II 3, the vent hole I8 and the vent hole II 3 can be conveniently used for ventilating in the working process of the compressor, the bottom plate 6 and the hub 1 are in an integrated structure, the height of the fixing sleeve 5 is slightly lower than that of the hub 1, the top of the cover plate 4 and the top of the hub 1 are at the same horizontal height, and the impeller can be disassembled by matching the hub 1, the blades 2, the vent holes II 3, the cover plate 4, the fixing sleeve 5, the bottom plate 6, the internal thread 7, the vent hole I8 and the threaded post 9, so that the impeller can be conveniently and quickly and efficiently cleaned, the normal use of the compressor is prevented from being influenced by the accumulation of dust, and the problem that the existing impeller is used is solved, inconvenient dismantlement, in long-time working process, impurity such as dust in can the accumulation air on the impeller influences its normal use's problem.

During the use, place apron 4 in blade 2 top, make the screw post 9 of its bottom aim at fixed sleeving 5, then rotate apron 4 to with 9 screw posts in fixed sleeving 5, until 9 complete screw posts screw in fixed sleeving 5 in, reach fixed effect, seal blade 2's inner circle through apron 4, when needs wash, screw posts 9 with 4 bottoms of apron are followed fixed sleeving 5 and are unscrewed, thereby dismantle apron 4, thereby conveniently clear away the dust on blade 2 surface completely, reach the cleaning performance.

In summary, the following steps: this be applied to air separation equipment's closed impeller structure uses through the wheel turbine 1, blade 2, two 3, apron 4, fixed sleeving 5, bottom plate 6, internal thread 7, an 8 and the cooperation of screw thread post 9 of air vent, has solved current impeller when using, and inconvenient dismantlement can accumulate impurity such as dust in the air on the impeller in long-time working process, influences its problem of normal use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A closed impeller structure applied to air separation equipment comprises an impeller hub (1) and a bottom plate (6), and is characterized in that: the beverage vessel is characterized in that the beverage vessel is fixedly connected to an outer ring at the top of a bottom plate (6) and a fixed sleeve (5) is fixedly connected to the center of the top of the bottom plate (6), outer ring fixedly connected to blades (2) at the top of the bottom plate (6), outer side fixedly connected to the inner wall of the beverage vessel (1) and the blades (2), a vent hole I (8) is formed in the bottom of the bottom plate (6), a threaded column (9) is arranged in an inner cavity of the fixed sleeve (5) in a penetrating mode, a cover plate (4) is fixedly connected to the top of the threaded column (9), and a vent hole II (3) is formed in the top of the cover plate (4).

2. The enclosed impeller structure for an air separation plant according to claim 1, wherein: the number of the blades (2) is six, and the blades are uniformly distributed on the top of the bottom plate (6) in a surrounding mode by taking the fixed sleeve (5) as a central point.

3. The enclosed impeller structure for an air separation plant according to claim 1, wherein: the inner cavity of the fixed sleeve (5) is provided with an internal thread (7) matched with the threaded column (9) for use, and the surface of the threaded column (9) is in threaded connection with the internal thread (7).

4. The enclosed impeller structure for an air separation plant according to claim 1, wherein: the base plate (6) and the vessel perseveration (1) are in an integral structure, the height of the fixing sleeve (5) is slightly lower than that of the vessel perseveration (1), and the top of the cover plate (4) and the top of the vessel perseveration (1) are at the same horizontal height.