CN217874145U

CN217874145U - Low temperature resistant filter sealing ring

Info

Publication number: CN217874145U
Application number: CN202220820742.9U
Authority: CN
Inventors: 夏显峰; 李靖; 尚进
Original assignee: Ningguo Shunda Sealing Co ltd
Current assignee: Ningguo Shunda Sealing Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-11-22
Anticipated expiration: 2032-04-11

Abstract

The utility model relates to a filter technical field, specific low temperature resistant filter sealing washer that says so, including the sealing washer body, the installation end of filter is arranged in to the sealing washer body, the installation end of filter is equipped with the seal groove, the seal groove is arranged in to the sealing washer body, the sealing washer body divide into sealing layer and rubber layer, sealing layer and rubber layer fixed connection, the sealed hole has been seted up at the sealing layer middle part, the sealed intussuseption is filled with sealing liquid, a side end that the sealing tank bottom was kept away from to the sealing layer is provided with annular bulge, the seal groove outside is arranged in to the arch, this sealing washer can still be in under low temperature environment and support tight encapsulated situation, can reduce the friction of sealing washer in the course of the work simultaneously, play the guard action to the sealing washer.

Description

Low temperature resistant filter sealing ring

Technical Field

The utility model relates to a filter technical field, specific low temperature resistant filter sealing washer that says so.

Background

The filter is a filter that filters impurities or gas through filter paper. Generally referred to as an automobile filter, is an accessory of an engine. The oil filter, also called an oil grid, is used for removing impurities such as dust, metal particles, carbon precipitates, soot particles and the like in engine oil and protecting an engine. The oil filter is divided into a full-flow type filter and a split-flow type filter, and the full-flow type filter is connected between the oil pump and the main oil duct in series, so that all lubricating oil entering the main oil duct can be filtered; the shunting cleaner is connected with the main oil duct in parallel and only filters part of lubricating oil sent by the oil pump.

When the general oil filter is used, if the sealing ring is in a low-temperature state for a long time, cold shrinkage can occur, and when the sealing ring shrinks, the oil leakage condition of the oil filter can occur in the working process, so that the normal work of an engine is influenced.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model provides a low temperature resistant filter sealing washer.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a low temperature resistant filter sealing washer, includes the sealing washer body, and the installation end of filter is arranged in to the sealing washer body, and the installation end of filter is equipped with the seal groove, and in the seal groove was arranged in to the sealing washer body, the sealing washer body divide into sealing layer and rubber layer, sealing layer and rubber layer fixed connection, and the sealed hole has been seted up at the sealing layer middle part, and the sealed intussuseption is filled with sealing liquid.

Specifically, an annular bulge is arranged at the end part of one side, away from the bottom of the sealing groove, of the sealing layer, and the bulge is arranged outside the sealing groove.

Specifically, a connecting groove is formed in the middle of one side, close to the sealing groove, of the rubber layer, a sealing spring is arranged between the rubber layer and the bottom of the sealing groove, one end of the sealing spring is fixedly connected to the bottom of the connecting groove, and the other end of the sealing spring is fixedly connected to the bottom of the sealing groove.

Specifically, the rubber layer outer wall is equipped with accomodates the groove, accomodates a plurality of sealed gasbags of inslot fixedly connected with, through connecting trachea through connection between the sealed gasbags, sealed gasbag and connecting trachea all contact with the seal groove lateral wall.

Specifically, the outer wall of the filter close to the installation end is sleeved with an outer sealing ring, and the outer sealing ring is connected with the filter in a sliding mode.

Specifically, one side that the outer seal ring is kept away from the filter and is close to the installation end is equipped with solid fixed ring, solid fixed ring fixed connection at the outer wall of filter.

Specifically, a plurality of abutting springs are arranged between the fixing ring and the outer sealing ring, one ends of the abutting springs are fixedly connected to the side wall of the outer sealing ring, and the other ends of the abutting springs are fixedly connected to the side wall of the fixing ring.

The utility model has the advantages that:

(1) A low temperature resistant filter sealing washer, the shrinkage phenomenon may appear in the sealing washer body, supports tight rubber layer through sealing spring this moment, the rubber layer supports tight sealing layer simultaneously, supports tightly through sealing layer and filter installation department outer wall and realizes sealedly, makes sealing layer and filter installation department outer wall be in constantly supporting tight state through setting up sealing spring, avoids appearing revealing the phenomenon because the sealing layer is in low temperature environment for a long time simultaneously.

(2) A low temperature resistant filter sealing washer, make sealing layer and rubber layer inner wall and seal groove inner wall be in through sealed gasbag and support tight state, make each sealed gasbag the pressure of rubber layer outer wall the same through connecting the trachea, avoid appearing the rubber layer because of the atress uneven damage phenomenon that appears, reduce the friction of sealing layer and rubber layer and seal groove outer wall through sealed gasbag simultaneously, play the guard action to sealing layer and rubber layer.

(3) A low temperature resistant filter sealing washer, make external seal ring and filter installation department outer wall be in to tight state through supporting tight spring, further avoided appearing the phenomenon that machine oil was revealed, still play the heat preservation effect through setting up external seal ring, avoid sealing layer and rubber layer directly to expose in low temperature environment, play the guard action to the sealing washer body.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is a schematic view of a three-dimensional structure of a low temperature resistant filter sealing ring provided by the present invention.

Fig. 2 is an enlarged view of a point a of fig. 1 provided by the present invention.

Fig. 3 is a perspective view of the sealing ring body provided by the present invention.

Fig. 4 is a cross-sectional view of fig. 3 provided by the present invention.

In the figure: 1. a filter; 2. a sealing groove; 3. a fixing ring; 4. the spring is tightly propped; 5. an outer seal ring; 6. a seal ring body; 7. a protrusion; 8. a seal spring; 9. sealing the air bag; 10. connecting an air pipe; 11. a sealing layer; 12. a rubber layer; 13. sealing the hole; 14. and a connecting groove.

Detailed Description

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

As shown in fig. 1-4, a low temperature resistant filter seal ring, including a seal ring body 6, the seal ring body 6 is disposed at a mounting end of a filter 1, the mounting end of the filter 1 is provided with a seal groove 2, the seal ring body 6 is disposed in the seal groove 2, the seal ring body 6 is divided into a seal layer 11 and a rubber layer 12, the seal layer 11 is fixedly connected with the rubber layer 12, a seal hole 13 is formed in the middle of the seal layer 11, the seal hole 13 is filled with a sealing liquid, when the weather is relatively cold, the seal ring body 6 may have a cold contraction phenomenon, at this time, the seal layer 12 is tightly supported by a seal spring 8, the rubber layer 12 simultaneously tightly supports the seal layer 11, the seal layer 11 tightly supports the outer wall of the filter mounting position to realize sealing, the seal layer 11 and the outer wall of the filter mounting position are constantly in a tightly supported state by the seal spring 8, and meanwhile, the leakage phenomenon of the seal layer 11 caused by being in a low temperature environment for a long time is avoided.

Specifically, the end part of one side of the sealing layer 11, which is far away from the bottom of the sealing groove 2, is provided with an annular bulge 7, the bulge 7 is arranged outside the sealing groove 2, the bulge 7 is made of soft sealing materials such as rubber and silica gel, when the filter 1 is installed, the rotary filter 1 realizes sealing through the sealing ring body 6, in the process of rotatably installing the filter 1, the bulge 7 is firstly contacted with the outer wall of the installation part of the filter and tightly pressed, the sealing layer 11 is simultaneously extruded in the tight pressing process, so that the middle part of the sealing layer 11 is bulged and tightly pressed with the installation part, the sealing performance of the sealing ring body 6 is improved, the oil leakage phenomenon in the working process is avoided, and the normal circulation of automobile engine oil is ensured.

Specifically, a connecting groove 14 is formed in the middle of one side, close to the sealing groove 2, of the rubber layer 12, a sealing spring 8 is arranged between the bottom of the rubber layer 12 and the bottom of the sealing groove 2, one end of the sealing spring 8 is fixedly connected to the bottom of the connecting groove 14, the other end of the sealing spring 8 is fixedly connected to the bottom of the sealing groove 2, when the weather is relatively cold, the sealing ring 6 body may have a cold contraction phenomenon, at the moment, the sealing spring 8 tightly abuts against the rubber layer 12, the rubber layer 12 tightly abuts against the sealing layer 11 at the same time, sealing is achieved by tightly abutting against the outer wall of the installation position of the filter 11, the sealing layer 11 and the outer wall of the installation position of the filter are constantly in a tight abutting state by arranging the sealing spring 8, and meanwhile, the phenomenon that the sealing layer 11 leaks in a low-temperature environment for a long time is avoided.

Specifically, the outer wall of rubber layer 12 is equipped with and accomodates the groove, accomodate a plurality of air bag 9 of inslot fixedly connected with, through connecting trachea 10 through connection between the air bag 9, air bag 9 and connecting trachea 10 all contact with 2 lateral walls of seal groove, make sealing

layer

11 and 12 inner walls of rubber layer and the 2 inner walls of seal groove be in to tight state through air bag 9, it is the same to the pressure of 12 outer walls of rubber layer to make each air bag 9 through connecting trachea 10, avoid appearing rubber layer 12 because of the uneven damage phenomenon that appears of atress, reduce the friction of

sealing layer

11 and 12 and the 2 outer walls of seal groove of rubber layer through air bag 9 simultaneously, play the guard action to sealing

layer

11 and 12 rubber layer.

Specifically, filter 1 is close to installation end outer wall cover and is equipped with outer seal ring 5, and outer seal ring 5 and filter 1 sliding connection, and after the installation was accomplished, outer seal ring 5 still played the heat preservation effect with filter installation department outer wall contact through setting up outer seal ring 5, avoid sealing layer 11 and rubber layer 12 directly to expose in low temperature environment, play the guard action to sealing washer body 6.

Specifically, one side of the outer seal ring 5, which is far away from the filter 1 and is close to the mounting end, is provided with a fixing ring 3, the fixing ring 3 is fixedly connected to the outer wall of the filter 1, and the fixing ring 3 plays roles in supporting and mounting.

Specifically, a plurality of abutting springs 4 are arranged between the fixing ring 3 and the outer sealing ring 5, one end of each abutting spring 4 is fixedly connected to the side wall of the outer sealing ring 5, the other end of each abutting spring 4 is fixedly connected to the side wall of the fixing ring 3, after installation is completed, the outer sealing ring 5 is in contact with the outer wall of the filter installation position, the outer sealing ring 5 and the outer wall of the filter installation position are in an abutting state through the abutting springs 4, further, the phenomenon that engine oil is leaked is avoided, the heat preservation effect is further achieved through the arrangement of the outer sealing ring 5, the sealing layer 11 and the rubber layer 12 are prevented from being directly exposed in a low-temperature environment, and the sealing ring body 6 is protected.

The theory of operation, when installation filter 1, at first rotary filter 1 connects, realize sealedly through sealing washer body 6, at the in-process of rotary installation filter 1, arch 7 earlier with the contact of filter installation department outer wall, and support tightly, extrude sealing layer 11 simultaneously at the tight in-process of supporting, make sealing layer 11 middle part protrusion, and support tightly with mounted position department, the leakproofness of sealing washer body 6 has been increased, the oil leak phenomenon has been avoided appearing in the course of the work, the normal cycle of car machine oil has been guaranteed.

When weather is cold, the phenomenon of cold contraction may appear in the sealing ring 6 body, and at this moment, the sealing spring 8 abuts against the rubber layer 12 tightly, the rubber layer 12 abuts against the sealing layer 11 tightly, the sealing layer 11 abuts against the outer wall of the filter installation position tightly to realize sealing, the sealing layer 11 and the outer wall of the filter installation position are constantly in an abutting state by arranging the sealing spring 8, and meanwhile, the phenomenon of leakage of the sealing layer 11 due to being in a low-temperature environment for a long time is avoided.

Make

sealing layer

11 and 12 inner walls of rubber layer and seal groove 2 inner wall in the state of supporting tightly through sealed gasbag 9, make each sealed gasbag 9 the pressure to 12 outer walls of rubber layer the same through connecting trachea 10, avoid appearing rubber layer 12 because of the uneven damage phenomenon that appears of atress, reduce the friction of

sealing layer

11 and 12 and the seal groove 2 outer wall of rubber layer through sealed gasbag 9 simultaneously, play the guard action to sealing layer 11 and rubber layer 12.

After the installation is accomplished, the contact of external seal ring 5 and filter installation department outer wall makes external seal ring 5 and filter installation department outer wall be in to tight state through supporting tight spring 4, and further the phenomenon of engine oil leakage has been avoided appearing, still plays the heat preservation effect through setting up external seal ring 5, avoids sealing layer 11 and rubber layer 12 directly to expose in low temperature environment, plays the guard action to sealing washer body 6.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the description in the above embodiments and the specification is only for illustrating the principles of the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low temperature resistant filter sealing washer, includes sealing washer body (6), and the installation end of filter (1) is arranged in sealing washer body (6), and the installation end of filter (1) is equipped with seal groove (2), and seal groove (2) are arranged in sealing washer body (6), its characterized in that: the sealing ring body (6) is divided into a sealing layer (11) and a rubber layer (12), the sealing layer (11) and the rubber layer (12) are fixedly connected, a sealing hole (13) is formed in the middle of the sealing layer (11), and sealing liquid is filled in the sealing hole (13).

2. The low temperature resistant filter seal ring of claim 1, wherein: the end part of one side, away from the bottom of the sealing groove (2), of the sealing layer (11) is provided with an annular bulge (7), and the bulge (7) is arranged outside the sealing groove (2).

3. The low temperature resistant filter seal ring of claim 2, wherein: rubber layer (12) are close to seal groove (2) one side middle part and are equipped with connecting groove (14), are equipped with between rubber layer (12) and seal groove (2) bottom sealing spring (8), and sealing spring (8)'s one end fixed connection is in the bottom of connecting groove (14), and sealing spring (8)'s other end fixed connection is in seal groove (2) bottom.

4. The low temperature resistant filter seal ring according to claim 3, wherein: rubber layer (12) outer wall is equipped with and accomodates the groove, accomodates a plurality of sealed gasbags (9) of inslot fixedly connected with, through connection trachea (10) through connection between sealed gasbag (9), sealed gasbag (9) and connection trachea (10) all contact with seal groove (2) lateral wall.

5. The low temperature resistant filter seal ring according to claim 1, wherein: the outer wall of the filter (1) close to the mounting end is sleeved with an outer sealing ring (5), and the outer sealing ring (5) is connected with the filter (1) in a sliding mode.

6. The low temperature resistant filter seal ring of claim 5, wherein: one side of the outer sealing ring (5) far away from the filter (1) and close to the mounting end is provided with a fixing ring (3), and the fixing ring (3) is fixedly connected to the outer wall of the filter (1).

7. The low temperature resistant filter seal ring of claim 6, wherein: a plurality of abutting springs (4) are arranged between the fixing ring (3) and the outer sealing ring (5), one ends of the abutting springs (4) are fixedly connected to the side wall of the outer sealing ring (5), and the other ends of the abutting springs (4) are fixedly connected to the side wall of the fixing ring (3).