CN215939386U

CN215939386U - Sealing ring and filter with same

Info

Publication number: CN215939386U
Application number: CN202122241266.3U
Authority: CN
Inventors: 王振; 田栋
Original assignee: Shandong Deyuan Sealing Technology Co ltd
Current assignee: Shandong Deyuan Sealing Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-03-04
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to the technical field of sealing devices, in particular to a sealing ring and a filter with the sealing ring. The filter element installing device overcomes the defects of the prior art, and is provided with the placing groove, the spring and the fixing ring, so that when the filter element is yellowed, the filter element is taken out from the interior of the filter main body, and then a new filter element is placed into the interior of the filter main body, the lower end of the new filter element can be inserted into the placing groove, the spring and the fixing ring can be positioned between the new filter element and the placing groove, when the new filter element is longer than the old filter element, the new filter element can be pressed downwards by using the fixing ring and the spring, and the covering work of the top cover is not influenced, the filter element installing device is additionally used for installing filter elements with various lengths, and the practicability of the device is improved.

Description

Sealing ring and filter with same

Technical Field

The utility model relates to the technical field of sealing devices, in particular to a sealing ring and a filter with the same.

Background

The air filter mainly comprises a filter element, an upper end cover, a lower end cover, a rubber sealing ring and the like, wherein the filter element is composed of a filter material and a double-layer net-shaped shell, the upper end cover and the lower end cover are arranged at the upper end and the lower end of the filter element, the filter is sealed by arranging the rubber sealing ring at the upper end cover and the air inlet pipe, and the sealing ring needs to be fixed on the upper end cover of the filter in advance in the installation process of the filter.

But current sealing washer and be equipped with the filter of this sealing washer are because when the renew cartridge, can not be applicable to the filter core that length is different for can only use supporting filter core to carry out the installation work, reduce the practicality of filter, and current sealing washer and the filter that is equipped with this sealing washer are because when the renew cartridge, the sealing washer appears droing easily, thereby make the sealing washer drop many times and the installation appears wearing and tearing easily, reduce the leakproofness of filter in the course of the work.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the sealing ring and the filter with the sealing ring, which overcome the defects of the prior art, have simple structural design and effectively solve the problems that the existing sealing ring and the filter with the sealing ring can not be suitable for filter elements with different lengths when the filter elements are replaced, so that only matched filter elements can be used for installation, and the practicability of the filter is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme:

a sealing ring and a filter with the sealing ring comprise a filter main body, a bottom cover and a placing groove, wherein springs are fixedly connected to the middle of the placing groove, and fixing rings are fixedly connected to the upper ends of the springs;

the spring is located the centre of retainer plate and bottom, the high sum of spring and retainer plate is less than the degree of depth of standing groove.

Preferably, a filter element is arranged on the inner side of the filter main body, and the outer diameter of the filter element is matched with the inner diameter of the placing groove.

Preferably, a gland is arranged at the upper end of the filter main body, a third thread is arranged at the lower end of the inner wall of the gland, a first thread is arranged at the upper end of the outer wall of the filter main body, and the first thread and the third thread are arranged in a matching mode.

Preferably, the inner side of the gland is fixedly connected with a sealing ring, the lower end of the sealing ring is fixedly connected with a sealing bottom ring, the upper end of the gland is in a closed-up shape, and the perimeter of an opening at the upper end of the gland is smaller than that of the sealing bottom ring.

Preferably, the upper end of the gland is provided with a top cover, the upper end of the top cover is fixedly connected with an inlet pipe, the lower end of the bottom cover is fixedly connected with an outlet pipe, the outlet pipe and the placing groove are arranged in an intercommunicating mode, and the lower end of the outer wall of the gland is provided with a second thread.

Preferably, the middle part of the top cover is hollow, the inner wall of the top cover is provided with a fourth thread, and the fourth thread and the second thread are arranged in a matching mode.

The embodiment of the utility model provides a sealing ring and a filter with the same, which have the following beneficial effects: this device is owing to when the renew cartridge, utilizes the spring can be applicable to the filter core that length is different for the filter core that has increased this device and has carried out the installation work to multiple length has improved this device's practicality, and this device is owing to when the renew cartridge, and the sealing washer can not appear droing, thereby makes the sealing washer can not appear droing and the installation many times, avoids the sealing washer wearing and tearing to appear easily, improves the practicality of sealing washer to this device, makes the leakproofness of influencing this device in the course of the work easily.

1. Through being provided with the standing groove, spring and retainer plate, make this device when carrying out more yellow filter core, will take out from filter main part is inside with regard to the filter core earlier, put into the inside of filter main part with new filter core again, new filter core lower extreme can insert the standing groove this moment in, spring and retainer plate can be located the centre of new filter core and standing groove, when the length of new filter core than old filter core will be long term, can utilize retainer plate and spring to push down new filter core, from not influencing the cover work of top cap, make and increased this device and carry out installation work to the filter core of multiple length, the practicality of this device has been improved.

2. Through being provided with sealing washer and gland, make earlier place the upper end at the filter main part with the sealing washer, aim at the sealing washer with the gland again and cover down, utilize the inside third screw thread of gland and the first screw thread of filter main part outer wall upper end to inlay the connection, the gland can push down sealed bottom ring this moment, the opening part protrusion that the gland upper end was seted up can be followed to the sealing washer, do not influence the sealing washer to the sealing work of this device, there is pushing down of gland to the sealing washer, make the sealing washer can not appear droing when the renew cartridge, avoid the sealing washer drops many times and the installation causes wearing and tearing, improve the practicality of sealing washer to this device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic view of the bottom cover structure of the present invention;

fig. 3 is a schematic diagram of the structure of the gland and the sealing ring of the utility model.

In the figure: 1. a filter main body; 2. a gland; 3. a top cover; 4. feeding a pipe; 5. a bottom cover; 6. Discharging a pipe; 7. a filter element; 8. a first thread; 9. a second thread; 10. a seal ring; 11. a placement groove; 12. a spring; 13. a stationary ring; 14. a third thread; 15. and sealing the bottom ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, a sealing ring and a filter with the sealing ring, which comprises a filter body 1, a bottom cover 5 and a placing groove 11, wherein a spring 12 is fixedly connected to the middle of the placing groove 11, and a fixing ring 13 is fixedly connected to the upper end of the spring 12, so that the filter element 7 can be pressed downwards after the filter element 7 is placed in the placing groove 11, and the fixing ring 13 and the spring 12 can be pressed downwards after the filter element 7 is stressed, thereby realizing the height adjustment work of the filter element 7 in the filter body 1.

Specifically, referring to fig. 1, the filter element 7 is disposed on the inner side of the filter main body 1, and the outer diameter of the filter element 7 is matched with the inner diameter of the placement groove 11, so that when the filter element 7 is placed into the filter main body 1, the filter element 7 can be inserted into the placement groove 11, the positioning work of the filter element 7 is facilitated, and the filter element 7 is not prone to position deviation during installation.

Specifically, referring to fig. 1-3, the third thread 14 is disposed at the lower end of the inner wall of the gland 2, and the first thread 8 is disposed at the upper end of the outer wall of the filter body 1, so that the third thread 14 of the inner wall of the gland 2 is rotatably embedded in the first thread 8 of the outer wall of the filter body 1, and the gland 2 and the filter body 1 can be fixedly connected.

Specifically, referring to fig. 3, a sealing bottom ring 15 is fixedly connected to the lower end of the sealing ring 10, the upper end of the gland 2 is in a closed-up shape, and the perimeter of an opening at the upper end of the gland 2 is smaller than that of the sealing bottom ring 15, so that when the gland 2 is covered on the sealing ring 10, the upper end of the gland 2 can press the sealing bottom ring 15, but the sealing ring 10 protrudes from the opening formed at the upper end of the gland 2, so that the pressing and fixing work of the gland 2 on the sealing ring 10 is realized, and the sealing work of the sealing ring 10 on the device is not affected.

Specifically, referring to fig. 1, the outlet pipe 6 is fixedly connected to the lower end of the bottom cover 5, and the outlet pipe 6 and the placement groove 11 are arranged in a mutual communication manner, so that when the filter element 7 is adjusted to a certain height in the placement groove 11, the discharging operation of the outlet pipe 6 is not affected.

Specifically, please refer to fig. 1, the middle portion of the top cover 3 is hollow, the inner wall of the top cover 3 is provided with a fourth thread, and the fourth thread and the second thread 9 are arranged in a matching manner, so that the fourth thread on the inner wall of the top cover 3 is embedded and connected with the second thread 9 on the outer wall of the gland 2, and the top cover 3 and the gland 2 are fixedly connected.

The working principle is as follows: firstly, a sealing ring 10 is placed at the upper end of a filter main body 1, then a gland 2 is aligned with the sealing ring 10 to cover down, a third thread 14 in the gland 2 is connected with a first thread 8 at the upper end of the outer wall of the filter main body 1 in an embedding manner, at the moment, the gland 2 presses a sealing bottom ring 15, the sealing ring 10 protrudes from an opening formed at the upper end of the gland 2, the sealing work of the sealing ring 10 on the device is not influenced, the gland 2 presses the sealing ring 10 to prevent the sealing ring 10 from falling off, then, a filter element 7 is placed in the filter main body 1, at the moment, the lower end of the filter element 7 is inserted into a placing groove 11, a spring 12 and a fixing ring 13 are positioned between the filter element 7 and the placing groove 11, when the filter element 7 is longer than the length of the filter main body 1, the filter element 7 can be pressed downwards by the fixing ring 13 and the spring 12, and then, a fourth thread on the inner wall of the top cover 3 is connected with a second thread 9 on the outer wall of the gland 2 in an embedding manner, realize the fixed connection between top cap 2 and the gland 2, accomplish the equipment work of this device.

Claims

1. A sealing ring and a filter with the sealing ring comprise a filter main body (1), a bottom cover (5) and a placing groove (11), and are characterized in that springs (12) are fixedly connected to the middle of the placing groove (11), and fixing rings (13) are fixedly connected to the upper ends of the springs (12);

the spring (12) is positioned between the fixed ring (13) and the bottom cover (5), and the sum of the heights of the spring (12) and the fixed ring (13) is smaller than the depth of the placing groove (11).

2. The gasket and the filter provided with the gasket according to claim 1, wherein a filter element (7) is provided inside the filter body (1), and an outer diameter of the filter element (7) is matched with an inner diameter of the placement groove (11).

3. The seal ring and the filter with the seal ring as claimed in claim 1, wherein the upper end of the filter body (1) is provided with the gland (2), the lower end of the inner wall of the gland (2) is provided with the third thread (14), the upper end of the outer wall of the filter body (1) is provided with the first thread (8), and the first thread (8) and the third thread (14) are in fit arrangement.

4. The sealing ring and the filter with the sealing ring according to claim 3, characterized in that the sealing ring (10) is installed and connected to the inner side of the gland (2), the lower end of the sealing ring (10) is fixedly connected with a sealing bottom ring (15), the upper end of the gland (2) is in a closed-up shape, and the circumference of the upper end opening of the gland (2) is smaller than that of the sealing bottom ring (15).

5. The seal ring and the filter with the seal ring as claimed in claim 3, wherein the upper end of the gland (2) is provided with a top cover (3), the upper end of the top cover (3) is fixedly connected with an inlet pipe (4), the lower end of the bottom cover (5) is fixedly connected with an outlet pipe (6), the outlet pipe (6) and the placing groove (11) are arranged in a mutual communication manner, and the lower end of the outer wall of the gland (2) is provided with a second thread (9).

6. The seal ring and the filter with the seal ring as claimed in claim 5, wherein the middle part of the top cover (3) is hollow, the inner wall of the top cover (3) is provided with a fourth thread, and the fourth thread is matched with the second thread (9).