CN215213722U

CN215213722U - Porous filtering sealing joint

Info

Publication number: CN215213722U
Application number: CN202120860157.7U
Authority: CN
Inventors: 董阿能; 毛再娜; 陈玉强
Original assignee: Ningbo Aneng Automobile Parts Co ltd
Current assignee: Ningbo Aneng Automobile Parts Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-12-17
Anticipated expiration: 2031-04-25

Abstract

The utility model provides a porous filtration sealing joint belongs to automobile parts's technical field. The porous filtering sealing joint comprises a joint main body and a sealing cover; the utility model discloses a be provided with a plurality of groups of air vents at the one end of joint main part, every group air vent includes a plurality of air guide holes that are distributed on the joint main part in annular array, can make the natural gas concentration of each region around this end of joint main part unanimous, realized the even and stable supply of natural gas, guaranteed the result of use of engine; in addition, the end part of the joint main body is provided with the sealing cover consisting of the convex block and the cover plate to seal, the convex block is inserted into the joint main body to realize temporary fixation and sealing, and then the cover plate and the joint main body are welded and sealed, so that the sealing is ensured twice, the sealing effect is better, meanwhile, the temporary fixation on the joint main body is realized through the convex block, convenience is provided for the subsequent welding of the cover plate on the joint main body, the processing and the manufacturing are facilitated, and the processing efficiency is improved.

Description

Porous filtering sealing joint

Technical Field

The utility model relates to an automobile parts's technical field specifically relates to a porous filtration sealing joint.

Background

In the engine pipeline, the pipeline is connected through various joints, so that the fact that the medium is uniformly and stably passed through the joints is important in industrial research.

In the existing engine pipeline, the structure of the pipeline for circulating natural gas is simpler, and the outer sleeve is sleeved on the joint and provided with an air guide hole, so that the pipeline between the joint and the outer sleeve can be communicated. Above-mentioned current structure has realized switching on of natural gas, however, the natural gas is because only a gas guide hole intercommunication between joint and outer tube for the natural gas concentration that is in gas guide hole department is high, and the region of keeping away from the gas guide hole more then natural gas concentration is lower, thereby make the natural gas can't realize evenly and stably passing through in joint department, thereby influence the result of use of engine, in addition, the sealed effect of current joint is relatively poor, and the arrangement of its structure is unfavorable for manufacturing, machining efficiency is lower.

Disclosure of Invention

In view of the above problems in the prior art, it is an object of the present invention to provide a porous filtering sealing joint, which includes a cylindrical hollow tubular joint body, one end of the joint body is sealed, and a plurality of sets of air vents are axially formed at the sealed end of the joint body, each set of air vents includes a plurality of air vents arranged in an array around an axis of the joint body, so that more air vents are uniformly distributed on a sidewall of the sealed end of the joint body, and thus after an outer sleeve is sleeved on the joint body, the natural gas concentrations at various positions around the joint body are uniform, thereby ensuring the uniformity and stability of the natural gas supply, and ensuring the use effect of an engine, and the end of the joint body is provided with a sealing cover with a bump for sealing, so that when one end of the joint body is sealed, the end can be firstly clamped into the joint body through the bump, the temporary fixing of the sealing cover on the joint main body is realized, the sealing cover is fixed and sealed through welding, the sealing is realized twice through the clamping of the convex block and the welding, the sealing effect is improved, meanwhile, the pre-fixing is realized through the convex block, the subsequent welding operation is convenient, the processing and the manufacturing are convenient, and the processing efficiency is improved.

The specific technical scheme is as follows:

a porous filtration sealing joint having the features comprising:

the joint comprises a joint main body, a plurality of groups of vent holes are formed in one end of the joint main body along the axial direction of the joint main body, the vent holes are uniformly distributed at intervals, each group of vent holes comprises a plurality of air guide holes penetrating through the side wall of the joint main body, and the air guide holes in the same group are distributed in an annular array by taking the axis of the joint main body as the axis;

the closing cap, the closing cap sets up in the tip opening part that connects the one end that the main part was provided with the air vent, the closing cap includes apron and lug, the lug sets up in one side of apron to, lug and apron formula structure as an organic whole, simultaneously, the lug is the loop configuration, the apron is the circular slab, lug and apron coaxial arrangement, and the external diameter of lug is unanimous with the internal diameter that connects the main part, the diameter of apron is unanimous with the external diameter that connects the main part, simultaneously, be welded connection between the tip of apron and joint main part.

In the above porous filtering sealing joint, 9 groups of vent holes are provided, and each group of vent holes comprises 6 air guide holes.

In the porous filtering sealing joint, the distance between two adjacent groups of vent holes is 9-10 mm.

In the porous filtering sealing joint, the outer edge of one side of the cover plate, which is provided with the lug, is provided with the welding groove.

In the porous filtering sealing joint, the projection and the outer wall of the projection are provided with the first sealing groove, the first sealing groove is an annular groove, the first sealing groove is wound on the circumferential direction of the projection, and meanwhile, the first sealing ring is arranged in the first sealing groove.

The groove bottom of the first sealing groove is provided with a plurality of annular accommodating grooves, the accommodating grooves are arranged along the circumferential direction of the convex block, and the accommodating grooves are evenly arranged at intervals along the axial direction of the joint main body.

In the porous filtering sealing joint, a second sealing groove is formed in one side, provided with the convex block, of the cover plate, the second sealing groove is of an annular structure and is arranged on the outer side of the convex block, and a second sealing ring is arranged in the second sealing groove.

In the porous filtering sealing joint, the outer side wall of the convex block is provided with a plurality of protruding clamping blocks, the inner wall of the end, provided with the sealing cover, of the joint main body is provided with a plurality of clamping holes in one-to-one correspondence with the clamping blocks, and the clamping blocks are clamped into the clamping holes when the sealing cover seals the joint main body.

In the above porous filtering sealing joint, the distance between two adjacent groups of vent holes is the same as the distance between two adjacent air guide holes in the same group; or the difference between the distance between two adjacent groups of vent holes and the distance between two adjacent air guide holes in the same group is less than 1 mm.

The positive effects of the technical scheme are as follows:

the porous filtering sealing joint is provided with a plurality of groups of air vents at one end of the joint main body, each group of air vents comprises a plurality of air vents, and the air vents in the same group are distributed on the joint main body in an annular array manner, so that after the outer sleeve is sleeved on the joint main body, the concentration of natural gas in each area around the joint main body is consistent, uniform and stable supply of the natural gas is realized, the use effect of an engine is ensured, in addition, the end part of the joint main body is provided with the sealing cover consisting of the convex block and the cover plate for sealing, when one end of the joint main body is sealed through the sealing cover, the convex block can be inserted into the joint main body for realizing temporary fixing and sealing, then the cover plate and the joint main body are connected and sealed through welding, the twice sealing is realized, the sealing effect is improved, meanwhile, the temporary fixing on the joint main body is realized through the convex block before welding, the cover plate is conveniently welded on the joint main body subsequently, so that the joint is more convenient to process and manufacture, and the processing efficiency is improved.

Drawings

FIG. 1 is a block diagram of an embodiment of a porous filter sealing joint of the present invention;

fig. 2 is a cross-sectional view of the connector body of the present invention;

fig. 3 is a view of the closure of the present invention from a perspective.

In the drawings: 1. a connector body; 11. a vent hole; 12. a clamping hole; 111. an air vent; 2. sealing the cover; 21. a cover plate; 22. a bump; 211. welding a groove; 212. a second seal groove; 213. a second seal ring; 221. a first seal groove; 222. a first seal ring; 223. a clamping block; 2211. and (6) accommodating the tank.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following embodiments are specifically described with reference to fig. 1 to 3, but the following contents are not intended to limit the present invention.

FIG. 1 is a block diagram of an embodiment of a porous filter sealing joint of the present invention; fig. 2 is a cross-sectional view of the joint body of the present invention. As shown in fig. 1 and 2, the present embodiment provides a porous filtering sealing joint comprising: a fitting body 1 and a closure 2.

Specifically, the joint body 1 is a hollow tubular structure, and provides a passage for the conduction of a pipeline. Simultaneously, a plurality of groups of air vents 11 are arranged at one end of the joint main body 1 along the axial direction, so that the natural gas and other media can pass through the air vents 11 of the groups, the inlet and the outlet of one end of the joint main body 1 along the axial direction can be realized, and the uniform and stable supply of the natural gas and other media in the axial direction is ensured. In addition, the plurality of groups of vent holes 11 are uniformly distributed at intervals, so that the uniformity of supply of media such as natural gas is further improved. Meanwhile, each group of vent holes 11 comprises a plurality of air guide holes 111 penetrating through the side wall of the joint main body 1, namely, the communication between the inner side and the outer side of the joint main body 1 is realized through the air guide holes 111, and the vent holes are used as a communication structure between the joint and an outer sleeve, and the air guide holes 111 in the same group are distributed in an annular array by taking the axis of the joint main body 1 as the axis, so that the communication of the joint main body 1 in the circumferential direction also has uniformity and stability, and therefore, the media such as natural gas can uniformly and stably enter and exit in the axial direction and the circumferential direction of the joint main body 1, the uniform and stable supply of the media such as the natural gas is ensured, the problem that the concentration of the media such as the natural gas in different areas around the joint main body 1 is different due to the fact that the single air guide holes 111 are only arranged in the existing structure is avoided, and the use effect of the engine is ensured.

Specifically, the closing cap 2 is arranged at the end opening of the end portion of the joint main body 1, which is provided with the vent hole 11, i.e., the end of the closing cap 2, which is provided with the vent hole 11, is closed by the closing cap 2, so that after the outer sleeve is subsequently sleeved on the joint main body 1, natural gas can only enter and exit from the gas guide hole 111, and cannot leak from the end portion of the joint main body 1, and the safety guarantee performance is higher. At this moment, the sealing cover 2 comprises the cover plate 21 and the convex block 22, the convex block 22 is arranged on one side of the cover plate 21, and the convex block 22 and the cover plate 21 are of an integrated structure, so that the structural strength of the sealing cover 2 is ensured, the sealing performance of the sealing cover 2 is improved, the sealing cover 2 is convenient to process at one time, and the production and the manufacture are convenient. Meanwhile, the bump 22 is of an annular structure, so that the middle part of the bump 22 is hollow, and material waste is avoided. Moreover, the cover plate 21 is a circular plate, so that the cover plate 21 can adapt to the shape of the tubular joint body 1, and the subsequent welding of the cover plate 21 on the joint body 1 is facilitated. In addition, the projection 22 and the cover plate 21 are arranged coaxially, so that after the subsequent projection 22 is inserted into the hollow of the joint body 1, the edge of the cover plate 21 is exactly aligned with the outer wall of the joint body 1. Moreover, the outer diameter of the bump 22 is consistent with the inner diameter of the joint main body 1, so that after the bump 22 is inserted into the hollow of the joint main body 1, the bump 22 can be tightly attached to the inner wall of the joint main body 1, the first sealing between the joint main bodies 1 is realized through the bump 22, the temporary fixing of the sealing cover 2 on the joint main body 1 is realized, and conditions are provided for improving the sealing performance and facilitating the subsequent welding processing and manufacturing. In addition, still with the diameter of apron 21 unanimous with the external diameter of connecting main part 1, avoided apron 21 border to stretch out outside the joint main part 1 and influence the cup joint of follow-up outer tube on connecting main part 1, structural design is more reasonable. Simultaneously, be welded connection between the tip of apron 21 and joint main part 1, realized closing cap 2 and joint main part 1's secondary through the welding of apron 21 and joint main part 1 sealed with fixed to make closing cap 2 and joint main part 1 can realize double sealing, the leakproofness is better, and the safety guarantee nature is higher.

More specifically, connect air vent 11 on the main part 1 to be provided with 9 groups to every group air vent 11 includes 6 air guide hole 111, makes the quantity of air guide hole 111 on the main part 1 of joint be 54, thereby makes under the prerequisite of guaranteeing structural strength, furthest has guaranteed the homogeneity and the stability of flow, simultaneously, furthest's reduction the processingamount, structural design is more reasonable.

More specifically, the distance scope between two adjacent sets of air vents 11 is 9 ~ 10mm, and is preferred, and the distance scope between two adjacent sets of air vents 11 is 9.5mm for can be under the prerequisite of guaranteeing structural strength, air vents 11 evenly distributed connects the joining region between main part 1 and the outer tube in, structural design is more reasonable.

Fig. 3 is a view of the closure of the present invention from a perspective. As shown in fig. 1 and 3, the outer edge of the side of the cover plate 21 where the protruding block 22 is disposed is provided with a welding groove 211, so that when the sealing cover 2 is welded on the joint main body 1, welding can be realized through the welding groove 211 on the edge of the cover plate 21, which not only facilitates welding operation, but also ensures welding strength, and the structural design is more reasonable.

More specifically, a first sealing groove 221 is formed in the outer side wall of the protrusion 22, at this time, the first sealing groove 221 in the protrusion 22 is an annular groove, and the first sealing groove 221 is wound around the circumference of the protrusion 22, so that when the protrusion 22 is inserted into the hollow of the joint body 1, the first sealing groove 221 can correspond to the inner wall of the joint body 1 in the circumference direction, and meanwhile, a first sealing ring 222 is disposed in the first sealing groove 221, so that when the protrusion 22 is inserted into the hollow of the joint body 1, the first sealing ring 222 in the first sealing groove 221 can be tightly abutted against the inner wall of the joint body 1 and the groove bottom of the first sealing groove 221, thereby further improving the sealing effect between the protrusion 22 and the joint body 1, and the structural design is more reasonable.

More specifically, a plurality of holding grooves 2211 have been seted up on the tank bottom of first seal groove 221, each holding groove 2211 is the loop configuration, equally, holding groove 2211 arranges along the circumference of lug 22, and, along the axial of joint main part 1, the even interval arrangement of a plurality of holding grooves 2211, thereby when making first sealing washer 222 support tightly on the tank bottom of first seal groove 221, first sealing washer 222 can be extruded to in the holding groove 2211, further promoted the sealed effect between first sealing washer 222 and the lug 22, thereby the reliability that closing cap 2 closed to joint main part 1 tip has been promoted.

More specifically, the cover plate 21 is provided with a second sealing groove 212 on the side where the protrusion 22 is disposed, at this time, the second sealing groove 212 is of an annular structure, and the second sealing groove 212 is disposed on the outer side of the protrusion 22, so that the influence of the arrangement of the second sealing groove 212 on the protrusion 22 is avoided, and meanwhile, the second sealing groove 212 can correspond to the end of the joint body 1, so that a condition is provided for subsequently realizing the sealing between the joint body 1 and the cover plate 21. In addition, a second sealing ring 213 is disposed in the second sealing groove 212, so that after the cover plate 21 is welded to the end of the joint main body 1, the cover plate 21 and the joint main body 1 are sealed by the second sealing ring 213, the sealing performance between the cover 2 and the joint main body 1 is further improved, and the structural design is more reasonable.

More specifically, be provided with a plurality of outstanding fixture blocks 223 on the lateral wall of lug 22, preferably, fixture block 223 is the inclined plane structure, and, in the direction of apron 21 to lug 22, fixture block 223 highly reduces gradually and until flushing with lug 22's lateral wall, thereby make when lug 22 inserts the hollow of joint main part 1, fixture block 223's inclined plane can lead, and extrude the inner wall of joint main part 1, the reliability of closing cap 2 temporary fixation on joint main part 1 has been guaranteed, the condition is provided for follow-up convenient welded connection. In addition, a plurality of clamping holes 12 corresponding to the clamping blocks 223 in a one-to-one manner are formed in the inner wall of the end, provided with the sealing cover 2, of the joint main body 1, when the sealing cover 2 seals the joint main body 1, the clamping blocks 223 are clamped into the clamping holes 12, namely, an embedding basis is provided for the clamping blocks 223 on the convex blocks 22 through the clamping holes 12, so that after the sealing cover 2 is installed in place, the clamping blocks 223 can be embedded into the clamping holes 12, the problem that too large gaps exist between the convex blocks 22 and the inner wall of the joint main body 1 due to the fact that the clamping blocks 223 protrude out is solved, and conditions are provided for improving sealing performance.

More specifically, the distance between two adjacent groups of air vents 11 on the joint main body 1 is the same as the distance between two adjacent air guide holes 111 in the same group of air vents 11, thereby ensuring that the axial and circumferential spacing distances of the air guide holes 111 on the joint main body 1 are all the same, or the difference between the distance between two adjacent groups of air vents 11 and the distance between two adjacent air guide holes 111 in the same group is less than 1mm, ensuring that the axial and circumferential spacing distances of the air guide holes 111 on the joint main body 1 are close, and further ensuring that the concentrations of the media such as natural gas in each area around the joint main body 1 are the same or close, further realizing the uniform and stable supply of the media such as natural gas, and the structural design is more reasonable.

The porous filtering sealing joint provided by the embodiment comprises a joint main body 1 and a sealing cover 2; the plurality of groups of vent holes 11 are formed in one end of the joint main body 1, each group of vent holes 11 comprises the plurality of air guide holes 111 distributed on the joint main body 1 in an annular array, so that the concentration of natural gas in each area around the end of the joint main body 1 is consistent, the uniform and stable supply of the natural gas is realized, and the using effect of an engine is ensured; in addition, the end part of the joint main body 1 is provided with the sealing cover 2 consisting of the convex block 22 and the cover plate 21 for sealing, the convex block 22 is inserted into the joint main body 1 to realize temporary fixing and sealing, and then the cover plate 21 and the joint main body 1 are welded and connected and sealed, so that twice sealing is ensured, the sealing effect is better, meanwhile, the temporary fixing on the joint main body 1 is realized through the convex block 22, convenience is provided for the subsequent welding of the cover plate 21 on the joint main body 1, the processing and manufacturing are facilitated, and the processing efficiency is improved.

The above is only a preferred embodiment of the present invention, and not intended to limit the scope of the invention, and it should be appreciated by those skilled in the art that various equivalent substitutions and obvious changes made in the specification and drawings should be included within the scope of the present invention.

Claims

1. A porous filtering sealing joint, comprising:

the joint comprises a joint main body, a joint main body and a joint cover, wherein the joint main body is of a hollow tubular structure, one end of the joint main body is provided with a plurality of groups of vent holes along the axial direction of the joint main body, the vent holes in the groups are uniformly distributed at intervals, each group of vent holes comprises a plurality of air guide holes penetrating through the side wall of the joint main body, and the air guide holes in the same group are distributed in an annular array by taking the axis of the joint main body as the axis;

the closing cap, the closing cap set up in connect the main part to be provided with the tip opening part of the one end of air vent, the closing cap includes apron and lug, the lug set up in one side of apron, and, the lug with apron formula structure as an organic whole, simultaneously, the lug is the loop configuration, the apron is the circular slab, the lug with the coaxial arrangement of apron, just the external diameter of lug with the internal diameter that connects the main part is unanimous, the diameter of apron with the external diameter that connects the main part is unanimous, simultaneously, the apron with connect for welded connection between the tip of main part.

2. The porous filter seal joint of claim 1, wherein there are 9 sets of said aeration holes, each set of said aeration holes comprising 6 of said air-guide holes.

3. The porous filtering seal joint of claim 1, wherein the distance between two adjacent sets of ventilation holes is in the range of 9-10 mm.

4. The porous filter seal joint of claim 1, wherein the cover plate has a weld groove on the outer edge of the side thereof where the projection is provided.

5. The multihole filter seal joint of claim 1, wherein the protrusion has a first seal groove formed on an outer sidewall thereof, the first seal groove is an annular groove and surrounds the protrusion in a circumferential direction, and a first seal ring is disposed in the first seal groove.

6. The porous filter seal joint of claim 5, wherein said first seal groove has a plurality of annular receiving grooves defined in a groove bottom thereof, said receiving grooves being disposed along a circumferential direction of said projection, and said plurality of receiving grooves being disposed at regular intervals along an axial direction of said joint body.

7. The multihole filter seal joint of claim 6, wherein a second seal groove is formed in the cover plate on a side where the protrusion is disposed, the second seal groove is of an annular structure, the second seal groove is disposed on an outer side of the protrusion, and a second seal ring is disposed in the second seal groove.

8. The multiple-hole filtering sealing joint according to claim 1, wherein a plurality of protruding clamping blocks are arranged on the outer side wall of the protruding block, a plurality of clamping holes corresponding to the clamping blocks in a one-to-one manner are arranged on the inner wall of the joint body at the end provided with the sealing cover, and the clamping blocks are clamped into the clamping holes when the sealing cover seals the joint body.

9. The porous filter seal joint of claim 1, wherein the distance between two adjacent sets of said venting holes is the same as the distance between two adjacent air-guide holes of the same set; or the difference between the distance between two adjacent groups of vent holes and the distance between two adjacent air guide holes in the same group is less than 1 mm.