CN219744276U - Compressed air filter convenient to change filter core - Google Patents

Abstract

The utility model belongs to the field of air filters, in particular to a compressed air filter convenient for replacing a filter element, which comprises a filter cover and a filter body, wherein the inner wall of the filter cover is fixedly connected with a positioning block, the outer wall of the filter body is provided with a positioning groove for the sliding of the positioning block, the inner wall of the positioning block is slidably connected with a plug-in block, the outer wall of the filter body is provided with a plug-in groove for the plug-in block to be plugged in, the inner wall of the plug-in block is fixedly provided with an iron block, the outer wall of the filter body is provided with a placing groove, the inner cavity of the placing groove is communicated with the inner cavity of the positioning groove, the outer wall of the positioning block is in sliding fit with the inner wall of the sliding groove, and the inner cavity of the sliding groove is communicated with the inner cavity of the plug-in groove.

Description

Compressed air filter convenient to change filter core

Technical Field

The utility model relates to the field of air filters, in particular to a compressed air filter with a filter element convenient to replace.

Background

Compressed air is a safe and reliable power source widely used in industrial activities. It is counted that about 90% of the businesses use compressed air in various fields where they operate, however, unlike gas, water and electricity, which is produced on site, the quality and operating costs of compressed air can be controlled by users, compressed air is not a problem-free power source, and all systems experience performance and stability problems in actual operation, but almost all of these problems can be attributed to pollution.

When the filter is used for a long time, atmospheric dust or microorganisms in the air are accumulated on a filter screen inside the filter, if the filter screen is not replaced, the filtering effect is poor, the existing filter cover and the body are connected through internal and external screw threads in a matched mode, more circles are needed to rotate during disassembly, the condition that reinstallation is caused by misalignment of threads can occur during installation, and the efficiency of replacing the filter screen is greatly reduced.

Disclosure of Invention

In order to overcome the defects of the prior art and solve the problem that the efficiency of replacing a filter screen is low due to the fact that the filter is installed through internal and external threads, the utility model provides a compressed air filter convenient for replacing a filter element.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a compressed air filter convenient for replacing a filter element, which comprises a filter cover and a filter body, wherein two positioning blocks are arranged, and the outer wall of the filter body is provided with a positioning groove for the sliding of the positioning blocks.

The inner wall sliding connection of locating piece has the spliced block, and the spliced block can bear the force and follow the inner wall sliding of locating piece, and the spliced groove that supplies the spliced block to peg graft is seted up to the outer wall of filter body, slides the gliding spliced block of locating piece inner wall to the inner wall of the spliced groove of filter body outer wall seting up, can accomplish the installation between filter lid and the filter body.

The inner wall fixed mounting of spliced block has the iron plate, and the standing groove has been seted up to the outer wall of filter body, and the standing groove is seted up under the spliced groove, and the inner wall of standing groove is provided with the magnet that can attract the iron plate, and the accessible is put the magnet at the inner chamber of standing groove, can adsorb the spliced block, convenient to detach.

Preferably, the outer wall of the filter body is provided with a sliding groove, the inner cavity of the sliding groove is communicated with the inner cavity of the positioning groove, the positioning block can be driven to slide along the inner wall of the sliding groove by rotating the filter cover, and the sliding groove can block the positioning block fixed on the inner wall of the rotating filter cover.

Preferably, the outer wall of the positioning block is in sliding fit with the inner wall of the sliding groove, the inner cavity of the sliding groove is communicated with the inner cavity of the inserting groove, the filter cover drives the positioning block to slide along the inner wall of the sliding groove until the positioning block slides to the inner cavity of the inserting groove, and at the moment, the inserting block is inserted with the inserting groove, so that the installation effect is achieved.

Preferably, the top end of the positioning block is provided with a containing groove for containing the plug-in block, when the filter cover drives the positioning block to slide along the inner wall of the positioning groove, the positioning block is not blocked, and when the filter cover is rotated, the inner wall of the sliding groove can block the plug-in block.

Preferably, the bottom fixedly connected with reset spring of locating piece, reset spring's the other end and the inner wall fixed connection of holding groove, when the inner wall of sliding tray can block the spliced block, the spliced block can atress shrink to the inner chamber of locating piece, and the spliced block no longer receives when blockking, reset spring can push the spliced block to the inner chamber of spliced groove.

Preferably, one end of the plug-in block, which is close to the plug-in groove, is provided with an oblique painting, and when the filter cover drives the positioning block to rotate along the inner wall of the sliding groove, the plug-in block of the oblique painting can be jacked into the inner cavity of the accommodating groove by the inner wall of the sliding groove.

The utility model has the advantages that:

1. according to the utility model, the filter cover drives the positioning block to slide along the positioning groove, then the filter cover is rotated to slide the inserting block into the inner cavity of the inserting groove, so that the installation between the filter cover and the filter body can be completed, the magnet is used for sucking the inserting block into the inner cavity of the positioning block again, and the filter cover can be disassembled by reversely rotating at the moment, so that the problem that the efficiency of replacing the filter screen is low due to the fact that the filter is installed through internal and external threads is solved, and the efficiency of replacing the filter screen is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional view of a filter cap of the present utility model;

FIG. 3 is an enlarged view of the portion A of FIG. 2 in accordance with the present utility model;

fig. 4 is a cross-sectional view of the utility model shown in position.

In the figure: 1. a filter cover; 2. a filter body; 3. a positioning block; 4. a plug block; 5. a return spring; 6. a magnet; 7. a positioning groove; 8. a sliding groove; 9. a plug-in groove; 10. and (5) placing a groove.

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.

Example 1

Referring to fig. 1-4, a compressed air filter with a filter core convenient to replace comprises a filter cover 1 and a filter body 2, wherein a filter screen is placed in the filter body 2, positioning blocks 3 are fixedly connected to the inner wall of the filter cover 1, two positioning blocks 3 are arranged on two sides of the filter cover 1, and positioning grooves 7 for sliding of the positioning blocks 3 are formed in the outer wall of the filter body 2.

When the filter cover 1 and the filter body 2 are installed, the filter cover 1 can drive the positioning block 3 to slide along the positioning groove 7 formed on the outer wall of the filter body 2, and the positioning groove 7 can improve the installation speed between the filter cover 1 and the filter body 2.

The inner wall sliding connection of locating piece 3 has grafting piece 4, and grafting piece 4 atress is followed the inner wall of locating piece 3 and is slided, and the spliced groove 9 that supplies grafting piece 4 to peg graft is offered to the outer wall of filter body 2, when filter lid 1 drove locating piece 3 along the inner wall of constant head tank 7 continuously downwards sliding, only need with the gliding grafting piece 4 of locating piece 3 inner wall slide to the inner wall of spliced groove 9 that filter body 2 outer wall offered, can accomplish the installation between filter lid 1 and the filter body 2.

The inner wall fixed mounting of the plug-in block 4 has the iron plate, and standing groove 10 has been seted up to the outer wall of filter body 2, and standing groove 10 is seted up under the spliced groove 9, and the inner wall of standing groove 10 is provided with the magnet 6 that can attract the iron plate, and the accessible is put magnet 6 at the inner chamber of standing groove 10, can adsorb plug-in block 4, when taking out magnet 6 from the inner chamber of standing groove 10, plug-in block 4 just again with spliced groove 9 block this moment, can avoid non-staff to dismantle the filter through specific magnet 6.

The sliding tray 8 has been seted up to the outer wall of filter body 2, the inner chamber of sliding tray 8 communicates with the inner chamber of constant head tank 7, when filter lid 1 drives locating piece 3 and slides to the bottom of constant head tank 7, can drive locating piece 3 and slide along the inner wall of sliding tray 8 through rotating filter lid 1, at this moment sliding tray 8 just can block the fixed locating piece 3 of filter lid 1 inner wall of pivoted, can avoid filter lid 1's drop effectively, through grafting between grafting piece 4 and the grafting groove 9, can accomplish the connection between filter lid 1 and the filter body 2.

The outer wall of locating piece 3 and the inner wall slip laminating of sliding tray 8, the inner chamber of sliding tray 8 and the inner chamber intercommunication of jack-in groove 9, along with filter lid 1 drive locating piece 3 along the inner wall slip of sliding tray 8, until the inner chamber that slides to jack-in groove 9, peg graft grafting piece 4 and jack-in groove 9 this moment, can carry out spacing to filter lid 1 current position through the setting of jack-in groove 9, thereby reach the effect of installation, be sucked out from jack-in groove 9's inner chamber with the grafting piece 4 through magnet 6, rotate filter lid 1 in the reverse, upwards pull filter lid 1 alright accomplish the dismantlement, alright change the filter screen in the filter body 2 inner chamber this moment.

Example two

Referring to fig. 1-4, in a first embodiment of the present utility model, as another embodiment of the present utility model, a receiving groove for receiving the plugging block 4 is formed at the top end of the positioning block 3, when the positioning block 3 is driven by the filter cover 1 to slide along the inner wall of the positioning groove 7, the positioning block 3 is not blocked at this time, and when the filter cover 1 is rotated, the inner wall of the sliding groove 8 can block the plugging block 4.

The bottom fixedly connected with reset spring 5 of locating piece 3, reset spring's 5 other end and the inner wall fixed connection of holding groove, when the inner wall of sliding tray 8 can block spliced block 4, spliced block 4 atress shrink to the inner chamber of locating piece 3, reset spring 5 takes place deformation storage elastic potential energy this moment, along with locating piece 3 slides along the inner wall of sliding tray 8, until the inner chamber of sliding tray 9, when spliced block 4 no longer receives to block this moment, alright release elastic potential energy pushes spliced block 4 to the inner chamber of spliced tray 9, accomplish the installation between filter lid 1 and the filter body 2.

The plug-in block 4 is set to the inclined plane near the one end of the plug-in groove 9, when the filter cover 1 drives the locating block 3 to rotate along the inner wall of the sliding groove 8, the plug-in block 4 of the inclined plane can be pushed into the inner cavity of the accommodating groove by the inner wall of the sliding groove 8.

The filter cover 1 drives the locating block 3 to slide to the constant head tank 7 that its filter body 2 outer wall was offered, and the installation between filter cover 1 and the filter body 2 can be accomplished to the gliding grafting piece 4 of locating block 3 inner wall to the inner chamber of constant head tank 9 of rethread, through putting into the inner chamber of standing groove 10 with magnet 6, can inhale the inner chamber of locating block 3 again with grafting piece 4, reverse rotation filter cover 1 alright dismantlement this moment, has solved the filter through the installation of internal and external screw thread, can lead to changing the lower problem of filter screen efficiency.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (6)

1. Compressed air filter convenient to change filter core, including filter lid (1) and filter body (2), its characterized in that: the inner wall of the filter cover (1) is fixedly connected with a positioning block (3), the outer wall of the filter body (2) is provided with a positioning groove (7) for the sliding of the positioning block (3), the inner wall of the positioning block (3) is connected with an inserting block (4) in a sliding manner, and the outer wall of the filter body (2) is provided with an inserting groove (9) for the inserting of the inserting block (4);

the inner wall fixed mounting of grafting piece (4) has the iron plate, standing groove (10) have been seted up to the outer wall of filter body (2), the inner wall of standing groove (10) is provided with magnet (6) that can attract the iron plate.

2. A compressed air filter for facilitating replacement of a filter cartridge as recited in claim 1, wherein: the outer wall of the filter body (2) is provided with a sliding groove (8), and the inner cavity of the sliding groove (8) is communicated with the inner cavity of the positioning groove (7).

3. A compressed air filter for facilitating replacement of a filter cartridge as recited in claim 2, wherein: the outer wall of the positioning block (3) is in sliding fit with the inner wall of the sliding groove (8), and the inner cavity of the sliding groove (8) is communicated with the inner cavity of the inserting groove (9).

4. A compressed air filter for facilitating replacement of a filter cartridge as recited in claim 1, wherein: the top end of the positioning block (3) is provided with a containing groove for containing the plug-in block (4).

5. A compressed air filter for facilitating replacement of a filter cartridge as recited in claim 4, wherein: the bottom end of the positioning block (3) is fixedly connected with a reset spring (5), and the other end of the reset spring (5) is fixedly connected with the inner wall of the accommodating groove.

6. A compressed air filter for facilitating replacement of a filter cartridge as recited in claim 5, wherein: one end of the plug-in block (4) close to the plug-in groove (9) is provided with an inclined plane.