CN212818785U

CN212818785U - Air filter device is used in production of liquid oxygen liquid nitrogen

Info

Publication number: CN212818785U
Application number: CN202021632760.1U
Authority: CN
Inventors: 曹新林
Original assignee: Guangdong Huixing Air Liquefaction Co ltd
Current assignee: Guangdong Huixing Air Liquefaction Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-03-30
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses an air filter for liquid oxygen liquid nitrogen production, including first filtration storehouse, the one end of first filtration storehouse is provided with the second and crosses the filter bin, the one end of first filtration storehouse and second filtration storehouse all is provided with the connecting block, the inside of connecting block is provided with the multiunit connecting bolt, the inside intermediate position department of first filtration storehouse and second filtration storehouse is provided with the fixed plate, and is two sets of the inside of fixed plate all is provided with the through-hole. The utility model discloses an air exhauster produces suction, and the air is applyed a thrust of crossing the storehouse to the second to the baffle, drives the baffle through the movable rod and removes, applys an elasticity to the installation piece through the spring to the movable rod, makes baffle and first filtration storehouse in close contact with, realizes sealing first filtration storehouse, prevents that the dust from getting into first filtration storehouse inside, realizes sealing the device, makes air filter's result of use better, has improved air filter's practicality.

Description

Air filter device is used in production of liquid oxygen liquid nitrogen

Technical Field

The utility model relates to a liquid oxygen liquid nitrogen production technical field specifically is an air filter is used in liquid oxygen liquid nitrogen production.

Background

Liquid oxygen is in the form of oxygen in a liquid state, and has important industrial application, the liquid oxygen is light blue liquid and has strong paramagnetism, the liquid nitrogen is liquid nitrogen and is inert, colorless, odorless, non-corrosive and non-flammable, the temperature is extremely low, the nitrogen forms most of the atmosphere, the nitrogen is inactive and does not support combustion, and a large amount of heat absorption contact during vaporization causes frostbite.

At production liquid oxygen liquid nitrogen in-process, need filter the air earlier, and current most air filter structure is complicated, is not convenient for assemble air filter, influences the work efficiency of device equipment, and does not have sealing device, leads to the inside dust that gets into of filter equipment, influences filter equipment's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air filter is used in production of liquid oxygen liquid nitrogen to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an air filtering device for producing liquid oxygen and liquid nitrogen comprises a first filtering bin, wherein a second filtering bin is arranged at one end of the first filtering bin, connecting blocks are arranged at one ends of the first filtering bin and the second filtering bin, a plurality of groups of connecting bolts are arranged in the connecting blocks, fixing plates are arranged at the middle positions in the first filtering bin and the second filtering bin, through holes are formed in the two groups of fixing plates, soft rubber pads are arranged at one ends of the two groups of fixing plates close to the connecting blocks, a plurality of groups of fixing holes are formed in the outer sides of the two groups of fixing plates, a filtering plate is arranged at one end of each of the two groups of soft rubber pads far away from the fixing plates, a plurality of groups of fixing bolts penetrating into the fixing holes are arranged on the outer side of the inner part of the filtering plate, a fixing frame is arranged at one end of the first filtering bin far away from the fixing plates, a movable rod, the movable rod is close to the one end of fixed plate is provided with the baffle, the outside of movable rod one end is provided with the spring, first filtration storehouse is kept away from the second filters the one end in storehouse and is provided with the installation piece, the outside of installation piece is provided with the multiunit and runs through to the inside lead screw of installation piece, the lead screw is close to the inside one end of installation piece all is provided with the clamp splice, the second filters the storehouse and keeps away from the second filters the one end in storehouse and installs the air exhauster.

Preferably, the connecting block filters storehouse welded connection with first filtration storehouse and second, first filtration storehouse is crossed the connecting block and is connected the bolt and can dismantle with the second filtration storehouse and be connected, and is two sets of the fixed plate filters storehouse welded connection with first filtration storehouse and second, and is two sets of well intermediate position department of connecting block is provided with sealed the pad.

Preferably, the inner side of the fixing hole is provided with an internal thread, the outer side of the fixing bolt is provided with an external thread matched with the fixing hole, the filter plate is fixedly connected with the fixing plate through the fixing hole and the fixing bolt, and the through hole is of a circular structure.

Preferably, the fixed frame is welded with the first filtering bin, a movable hole is formed in the middle of the fixed frame, the movable rod is movably connected with the fixed frame through the movable hole, the baffle is welded with the movable rod, and a limiting hole is formed in one end, far away from the baffle, of the movable rod.

Preferably, the mounting block is close to one end of the first filter bin and is provided with a connecting pipe, the mounting block is fixedly connected with the first filter bin through the connecting pipe, a threaded hole matched with the screw rod is formed in the outer side of the mounting block, and the screw rod is in threaded connection with the mounting block through the threaded hole.

Preferably, the number of lead screw and clamp splice all sets up to two sets of, two sets of the clamp splice is close to the one end of lead screw is provided with the bearing, and inside the lead screw runs through to the bearing, the clamp splice passes through the bearing and is connected with the lead screw rotation.

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

1. the utility model discloses a place the flexible glue pad in one side of fixed plate, rethread filter plate installs in one side of soft cushion, through fixed orifices and gim peg with filter plate and soft cushion and fixed block fixed firm, rethread connecting block and connector peg are fixed first filter storehouse and second filter storehouse, realize the equipment of air filter equipment, have improved the work efficiency of air filter equipment, make things convenient for people's use;

2. the utility model discloses an air exhauster produces suction, and the air is applyed a thrust of crossing the storehouse to the second to the baffle, drives the baffle through the movable rod and removes, applys an elasticity to the installation piece through the spring to the movable rod, makes baffle and first filtration storehouse in close contact with, realizes sealing first filtration storehouse, prevents that the dust from getting into first filtration storehouse inside, realizes sealing the device, makes air filter's result of use better, has improved air filter's practicality.

Drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic structural diagram of the present invention.

In the figure: 1. a first filtration bin; 2. a second filtration bin; 3. connecting blocks; 4. a connecting bolt; 5. a fixing plate; 6. a through hole; 7. a soft rubber cushion; 8. a fixing hole; 9. filtering the plate; 10. a fixing bolt; 11. a fixed mount; 12. a movable rod; 13. a baffle plate; 14. a spring; 15. mounting blocks; 16. a screw rod; 17. a clamping block; 18. an exhaust fan.

The utility model provides an instrument all can obtain through market purchase and private customization:

an exhaust fan: MF-150P (brand: miwind/meter wind).

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

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 which the reference is made 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

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.

Referring to fig. 1-3, the present invention provides an embodiment of an air filtering device for liquid oxygen and liquid nitrogen production: an air filtering device for producing liquid oxygen and liquid nitrogen comprises a first filtering bin 1, wherein one end of the first filtering bin 1 is provided with a second filtering bin 2, one ends of the first filtering bin 1 and the second filtering bin 2 are both provided with a connecting block 3, a plurality of groups of connecting bolts 4 are arranged inside the connecting block 3, a fixing plate 5 is arranged at the middle position inside the first filtering bin 1 and the second filtering bin 2, through holes 6 are arranged inside two groups of fixing plates 5, one ends of the two groups of fixing plates 5, which are close to the connecting block 3, are both provided with a soft rubber cushion 7, the outer sides inside the two groups of fixing plates 5 are provided with a plurality of groups of fixing holes 8, one ends of the two groups of soft rubber cushions 7, which are far away from the fixing plates 5, are both provided with a filtering plate 9, the outer side inside the filtering plate 9 is provided with a plurality of groups of fixing bolts 10 penetrating into the fixing holes 8, one end, which is far away, one end of the movable rod 12 close to the fixed plate 5 is provided with a baffle 13, the outer side of one end of the movable rod 12 is provided with a spring 14, one end of the first filtering bin 1 far away from the second filtering bin 2 is provided with an installation block 15, the outer side of the installation block 15 is provided with a plurality of groups of lead screws 16 penetrating to the inside of the installation block 15, one end of each lead screw 16 close to the inside of the installation block 15 is provided with a clamping block 17, and one end of the second filtering bin 2 far away from the second filtering bin is provided with an exhaust fan 18.

Please refer to fig. 1 and fig. 3, the connecting block 3 is welded with the first filtering chamber 1 and the second filtering chamber 2, the first filtering chamber 1 is detachably connected with the second filtering chamber 2 through the connecting block 3 and the connecting bolt 4, so as to assemble the air filtering device, the two sets of fixing plates 5 are welded with the first filtering chamber 1 and the second filtering chamber 2, and the middle position of the two sets of connecting blocks 3 is provided with a sealing gasket, so that the sealing performance of the device is better.

Please refer to fig. 1 and 2, the inner side of the fixing hole 8 is provided with an internal thread, the outer side of the fixing bolt 10 is provided with an external thread matching with the fixing hole 8, the filter plate 9 is fixedly connected with the fixing plate 5 through the fixing hole 8 and the fixing bolt 10, the through hole 6 is in a circular structure, and the filter plate 9 and the fixing block 5 are fixedly fixed through the fixing hole 8 and the fixing bolt 10.

Please refer to fig. 1, the fixed frame 11 is welded to the first filtering bin 1, a movable hole is disposed at the middle position of the fixed frame 11, the movable rod 12 is movably connected to the fixed frame 11 through the movable hole to drive the baffle 13 to move, the baffle 13 is welded to the movable rod 12, and a limiting hole is disposed at one end of the movable rod 12 away from the baffle 13 to limit the movable rod 12.

Please refer to fig. 1 and fig. 3, a connecting pipe is arranged at one end of the mounting block 15 close to the first filtering bin 1, the mounting block 15 is fixedly connected with the first filtering bin 1 through the connecting pipe, a threaded hole matched with the screw rod 16 is arranged at the outer side of the mounting block 15, the screw rod 16 is in threaded connection with the mounting block 15 through the threaded hole, so that the limiting effect is achieved, the screw rod 16 drives the clamping block 17 to move, and the device is convenient to mount.

Please refer to fig. 1 and fig. 3, the number of the screw rod 16 and the clamping blocks 17 is two, a bearing is disposed at one end of the two clamping blocks 17 close to the screw rod 16, the screw rod 16 penetrates into the bearing, and the clamping blocks 17 are rotatably connected with the screw rod 16 through the bearing, so as to reduce friction and facilitate the rotation of the screw rod 16.

The working principle is as follows: before the utility model is used, the soft rubber cushion 7 is placed on one side of the fixed plate 5, the filter plate 9 is installed on one side of the soft rubber cushion 7, the filter plate 9 and the soft rubber cushion 7 are firmly fixed with the fixed block 5 through the fixed hole 8 and the fixed bolt 10, the first filter bin 1 and the second filter bin 2 are fixed through the connecting block 3 and the connecting bolt 4, the assembly of the air filter device is realized, the working efficiency of the assembly of the air filter device is improved, the use of people is convenient, the installation block 15 is connected with the air delivery pipe, the clamping block 17 is firmly fixed with the air delivery pipe through the mutual matching of the screw rod 16 and the threaded hole, the device is convenient to be installed, when in use, the power is switched on, the suction force is generated through the exhaust fan 18, the air exerts a thrust force to the second filter bin 2 on the baffle 13, the baffle 13 is driven to move through the movable rod 12, so that the air enters the first filter bin 1 and the second filter bin 2, filter the air through two sets of filter plates 9, apply one through spring 14 to movable rod 12 to the elasticity of installation piece 15, make baffle 13 and first filtration storehouse 1 in close contact with, realize sealing first filtration storehouse 1, prevent that the dust from getting into first filtration storehouse 1 inside, realize sealing the device, make air filter's result of use better, improved air filter's practicality.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an air filter is used in production of liquid oxygen liquid nitrogen, includes first filtration storehouse (1), its characterized in that: the filter is characterized in that a second filter bin (2) is arranged at one end of the first filter bin (1), connecting blocks (3) are arranged at one ends of the first filter bin (1) and the second filter bin (2), a plurality of groups of connecting bolts (4) are arranged in the connecting blocks (3), fixing plates (5) are arranged at the middle positions of the interiors of the first filter bin (1) and the second filter bin (2), through holes (6) are formed in the interiors of the two groups of fixing plates (5), soft rubber pads (7) are arranged at one ends, close to the connecting blocks (3), of the two groups of fixing plates (5), a plurality of groups of fixing holes (8) are formed in the outer sides of the interiors of the two groups of fixing plates (5), filter plates (9) are arranged at one ends, far away from the fixing plates (5), of the two groups of soft rubber pads (7), and a plurality of fixing bolts (10) penetrating through the interiors of the fixing holes (8), first filtration storehouse (1) is inside to be kept away from the one end of fixed plate (5) is provided with mount (11), mount (11) inside intermediate position department is provided with movable rod (12), movable rod (12) are close to the one end of fixed plate (5) is provided with baffle (13), the outside of movable rod (12) one end is provided with spring (14), first filtration storehouse (1) is kept away from the one end that second filtered storehouse (2) is provided with installation piece (15), the outside of installation piece (15) is provided with the multiunit and runs through to the inside lead screw (16) of installation piece (15), lead screw (16) are close to the inside one end of installation piece (15) all is provided with clamp splice (17), second filtration storehouse (2) are kept away from air exhauster (18) are installed to the one end that second filtered storehouse (2).

2. The air filtering device for producing liquid oxygen and liquid nitrogen as claimed in claim 1, wherein: connecting block (3) and first filtration storehouse (1) and second filtration storehouse (2) welded connection, first filtration storehouse (1) is crossed connecting block (3) and connecting bolt (4) and is crossed filter storehouse (2) and can dismantle with the second and be connected, and is two sets of fixed plate (5) and first filtration storehouse (1) and second filtration storehouse (2) welded connection, two sets of well intermediate position department of connecting block (3) is provided with sealed the pad.

3. The air filtering device for producing liquid oxygen and liquid nitrogen as claimed in claim 1, wherein: the inboard of fixed orifices (8) is provided with the internal thread, the outside of gim peg (10) be provided with fixed orifices (8) assorted external screw thread, filter plate (9) are through fixed orifices (8) and gim peg (10) and fixed plate (5) fixed connection, through-hole (6) are circular structure.

4. The air filtering device for producing liquid oxygen and liquid nitrogen as claimed in claim 1, wherein: mount (11) and first filtration storehouse (1) welded connection, the intermediate position department of mount (11) is provided with the activity hole, movable rod (12) are through activity hole and mount (11) swing joint, baffle (13) and movable rod (12) welded connection, movable rod (12) are kept away from the one end of baffle (13) is provided with spacing hole.

5. The air filtering device for producing liquid oxygen and liquid nitrogen as claimed in claim 1, wherein: the mounting block (15) is close to one end of the first filter bin (1) is provided with a connecting pipe, the mounting block (15) is fixedly connected with the first filter bin (1) through the connecting pipe, a threaded hole matched with the screw rod (16) is formed in the outer side of the mounting block (15), and the screw rod (16) is in threaded connection with the mounting block (15) through the threaded hole.

6. The air filtering device for producing liquid oxygen and liquid nitrogen as claimed in claim 1, wherein: the number of lead screw (16) and clamp splice (17) all sets up to two sets ofly, two sets of clamp splice (17) are close to the one end of lead screw (16) is provided with the bearing, and inside lead screw (16) run through to the bearing, clamp splice (17) are connected with lead screw (16) rotation through the bearing.