CN219272527U

CN219272527U - Nitrogen making filter

Info

Publication number: CN219272527U
Application number: CN202223467166.3U
Authority: CN
Inventors: 钱伟伟; 尹跃青
Original assignee: Suzhou Xinrui Purification Equipment Co ltd
Current assignee: Suzhou Xinrui Purification Equipment Co ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-30
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a nitrogen-making filter, which comprises a filter shell, a vent pipe, a cover plate and a gas pipe joint, wherein the vent pipe is connected to the bottom opening end of the filter shell in a conducting way, a filter element is arranged in the filter shell, the cover plate is detachably connected to the top opening position of the filter shell through a bolt, the gas pipe joint is connected to the surface of the cover plate in a conducting way, and a traction frame is welded to the plane position of the top end of the cover plate. Traction components are movably arranged on two sides of the traction frame at the top end of the cover plate, and the joint of the filtering shell and the cover plate is conveniently clamped and positioned through the traction components, so that when the filtering shell is assembled and disassembled relative to the cover plate, the phenomenon of deviation and falling of the filtering shell is not easy to occur, and the use effect is improved; the filter shell is externally provided with the protection component, the protection component is arranged outside the filter shell, has a good isolation anti-collision protection effect, reduces abrasion, and maintains the integrity and the air tightness of the external structure of the filter shell.

Description

Nitrogen making filter

Technical Field

The utility model belongs to the technical field of nitrogen making machines, and particularly relates to a nitrogen making filter.

Background

The nitrogen generator is an apparatus for obtaining nitrogen gas by separating oxygen and nitrogen from air as raw materials by a physical method. The nitrogen generator used in industry can be classified into three kinds, i.e., a cryogenic air separation method, a molecular sieve air separation method (PSA), and a membrane air separation method, according to the classification method. The nitrogen making filter matched with the nitrogen making machine is provided with a filter, and through searching, the nitrogen making filter with the Chinese patent number of CN206778115U is provided with a cyclone separator at the bottom of the filter, and a nitrogen inlet is arranged at the lower part of the filter; when nitrogen enters the cyclone separator, carbon powder can be primarily separated, the nitrogen which is primarily separated by the cyclone separator is continuously filtered by the filter element and is discharged from the nitrogen outlet of the filter, and the service life of the filter element is prolonged.

However, the filter element of the nitrogen making filter is installed inside the filtering shell, the top of the filtering shell is detachably connected with the cover plate through the bolt, and before the first bolt is installed relative to the filtering shell and after the last bolt is detached relative to the filtering shell, an assembler is required to hold the filtering shell to support, so that the assembling efficiency is affected.

Disclosure of Invention

The present utility model is directed to a nitrogen filter for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a nitrogen filter, includes filter housing, vent pipe, apron and air pipe joint, filter housing bottom open end conduction is connected with the vent pipe, filter housing inside is provided with the filter core, the top open position of filter housing can be dismantled through the bolt and be connected with the apron, air pipe joint conduction is connected on the apron surface, the welding of the plane position on apron top has the traction frame, the equal activity in traction frame both sides is provided with the traction assembly, filter housing externally mounted has the protection component.

Preferably, the traction assembly comprises a clamping seat, a traction seat and a flexible traction rope, wherein the traction seat is fixedly connected to the outer wall of the clamping seat, the clamping seat is in a U-shaped structure, and the U-shaped opening position of the clamping seat corresponds to the joint of the filtering shell and the cover plate.

Preferably, one end of the flexible traction rope is fixedly connected with the clamping seat, the other end of the flexible traction rope is fixedly connected with the traction frame, and the flexible traction rope is positioned at the outer side of the cover plate.

Preferably, the protection component comprises a protection sleeve, a metal gasket and a rubber seat, wherein the inner wall of the protection sleeve is fixedly connected with the metal gasket through the rubber seat.

Preferably, the surface of the rubber seat is provided with a through hole.

Preferably, the protecting sleeve and the metal gasket are arranged in concentric circles, the protecting sleeve is sleeved on the outer side of the metal gasket, and the metal gasket is fixedly connected with the filtering shell.

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

1. traction components are movably arranged on two sides of the traction frame at the top end of the cover plate, the joint of the filtering shell and the cover plate is conveniently clamped and positioned through the traction components, and when the filtering shell is assembled and disassembled by the relative cover plate, the phenomenon of deviation and falling of the filtering shell is difficult to occur, so that the use effect is improved.

2. The filter shell is externally provided with the protection component, the protection component is arranged outside the filter shell, has a good isolation anti-collision protection effect, reduces abrasion, and maintains the integrity and the air tightness of the external structure of the filter shell.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a protective component according to the present utility model;

fig. 3 is a schematic view of the connection structure of the traction frame and the clamping seat of the present utility model.

In the figure: 1. a filter housing; 2. a ventilation pipe; 3. a protective assembly; 301. a protective sleeve; 302. a metal gasket; 303. a rubber seat; 304. a through hole; 4. a cover plate; 5. an air pipe joint; 6. a traction frame; 7. a clamping seat; 8. a traction seat; 9. a flexible traction rope.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 3, the present utility model provides a nitrogen filter technical scheme: including filtering casing 1, permeability cell 2, apron 4 and gas tube connector 5, the open end switch-on of filtering casing 1 bottom is connected with permeability cell 2, and filtering casing 1 inside is provided with the filter core, and the open top position of filtering casing 1 can be dismantled through the bolt and be connected with apron 4, and the 5 switch-on of gas tube connector is connected on apron 4 surfaces, and the welding of the plane position on apron 4 top has traction frame 6, and traction frame 6 both sides all activity are provided with the traction assembly, and filtering casing 1 externally mounted has protection component 3.

From the above description, the present utility model has the following advantageous effects: traction components are movably arranged on two sides of the traction frame 6 at the top end of the cover plate 4, and the joint of the filtering shell 1 and the cover plate 4 is conveniently clamped and positioned through the traction components, so that when the filtering shell 1 is assembled and disassembled relative to the cover plate 4, the phenomenon of deviation and falling of the filtering shell 1 is not easy to occur, and the use effect is improved; the filter housing 1 externally mounted has the protection component 3, and the protection component 3 sets up in filter housing 1 outside, has fine isolation anticollision protection effect, reduces wearing and tearing, keeps the integrality and the gas tightness of filter housing 1 external structure.

Embodiment two:

referring to fig. 1 to 3, on the basis of the first embodiment, the present utility model provides a nitrogen filter technical solution: the traction assembly comprises a clamping seat 7, a traction seat 8 and a flexible traction rope 9, wherein the traction seat 8 is fixedly connected to the outer wall of the clamping seat 7, the clamping seat 7 is in a U-shaped structure, the U-shaped opening position of the clamping seat 7 corresponds to the joint of the filtering shell 1 and the cover plate 4 in a clamping manner, one end of the flexible traction rope 9 is fixedly connected with the clamping seat 7, the other end of the flexible traction rope 9 is fixedly connected with the traction frame 6, and the flexible traction rope 9 is located at the outer side of the cover plate 4.

By adopting the technical scheme, the traction assembly comprises the clamping seat 7, the traction seat 8 and the flexible traction rope 9, when the filter shell 1 is assembled relative to the cover plate 4, the hole alignment of the cover plate 4 and the filter shell 1 is completed, and then the clamping seat 7 at the bottom of the flexible traction rope 9 is clamped and fixed to the joint end of the cover plate 4 and the filter shell 1, so that the installation of bolts is facilitated.

Further, referring to fig. 1 and 2, the protection component 3 includes a protection sleeve 301, a metal gasket 302 and a rubber seat 303, the inner wall of the protection sleeve 301 is fixedly connected with the metal gasket 302 through the rubber seat 303, a through hole 304 is formed in the surface of the rubber seat 303, the protection sleeve 301 and the metal gasket 302 are concentrically arranged, the protection sleeve 301 is sleeved outside the metal gasket 302, the metal gasket 302 is fixedly connected with the filter housing 1, the protection component 3 includes the protection sleeve 301, the metal gasket 302 and the rubber seat 303, the metal gasket 302 reinforces the filter housing 1, the protection sleeve 301 protects the outer side of the filter housing 1 from collision, and once the protection sleeve 301 presses the rubber seat 303 outside the metal gasket 302, so that the protection sleeve has a good buffer protection effect and keeps the outer wall of the filter housing 1 from being damaged.

The working principle and the using flow of the utility model are as follows: the traction assembly comprises a clamping seat 7, a traction seat 8 and a flexible traction rope 9, when the filtering shell 1 is assembled relative to the cover plate 4, the hole alignment between the cover plate 4 and the filtering shell 1 is completed, and the clamping seat 7 at the bottom of the flexible traction rope 9 is used for clamping and fixing the joint end of the cover plate 4 and the filtering shell 1, so that the installation of bolts is facilitated; the protection component 3 comprises a protection sleeve 301, a metal gasket 302 and a rubber seat 303, wherein the metal gasket 302 is used for reinforcing the filtering shell 1, the protection sleeve 301 is used for protecting the outer side of the filtering shell 1 from collision, once the protection sleeve 301 is impacted, the protection sleeve 301 is extruded to the rubber seat 303 outside the metal gasket 302, so that a good buffering protection effect is achieved, and the outer wall of the filtering shell 1 is kept from being damaged.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides a nitrogen filter, includes filtration casing (1), permeability cell (2), apron (4) and air pipe joint (5), filtration casing (1) bottom open end switches on and is connected with permeability cell (2), filtration casing (1) inside is provided with the filter core, the top open position of filtration casing (1) can be dismantled through the bolt and be connected with apron (4), air pipe joint (5) switch on and connect at apron (4) surface, its characterized in that: the plane position welding on apron (4) top has traction frame (6), traction frame (6) both sides all activity are provided with the traction assembly, filtration casing (1) externally mounted has protective component (3).

2. A nitrogen making filter as defined in claim 1, wherein: the traction assembly comprises a clamping seat (7), a traction seat (8) and a flexible traction rope (9), wherein the traction seat (8) is fixedly connected to the outer wall of the clamping seat (7), the clamping seat (7) is arranged in a U-shaped structure, and the U-shaped opening position of the clamping seat (7) corresponds to the joint of the filtering shell (1) and the cover plate (4).

3. A nitrogen making filter as defined in claim 2, wherein: one end of the flexible traction rope (9) is fixedly connected with the clamping seat (7), the other end of the flexible traction rope (9) is fixedly connected with the traction frame (6), and the flexible traction rope (9) is positioned at the outer side of the cover plate (4).

4. A nitrogen making filter as defined in claim 1, wherein: the protection assembly (3) comprises a protection sleeve (301), a metal gasket (302) and a rubber seat (303), wherein the inner wall of the protection sleeve (301) is fixedly connected with the metal gasket (302) through the rubber seat (303).

5. A nitrogen making filter as defined in claim 4, wherein: the surface of the rubber seat (303) is provided with a through hole (304).

6. A nitrogen making filter as defined in claim 4, wherein: the protection sleeve (301) and the metal gasket (302) are arranged in concentric circles, the protection sleeve (301) is sleeved on the outer side of the metal gasket (302), and the metal gasket (302) is fixedly connected with the filtering shell (1).