CN110594515A

CN110594515A - Pipe joint

Info

Publication number: CN110594515A
Application number: CN201910792490.6A
Authority: CN
Inventors: 夏金海; 郭伊娜; 穆建宇; 孙志广
Original assignee: NINGBO SCHLEMMER AUTOMOTIVE PARTS CO Ltd
Current assignee: NINGBO SCHLEMMER AUTOMOTIVE PARTS CO Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2019-12-20

Abstract

The invention relates to a pipeline joint, which is used for connecting a splicing pipe, wherein the outer wall of the splicing pipe is provided with a limiting ring, and the pipeline joint comprises: the body is provided with a connecting channel, the inserting pipe is inserted into the connecting channel, a boss is arranged in the body, and the body is also provided with an inserting channel vertical to the connecting channel; the elastic piece is arranged on the boss; a bushing which is arranged in the body and is abutted against the elastic piece, and the bushing can slide along the connecting channel; the clamping piece is arranged on the side wall of the body, an opening is formed in the side face of the bushing, the clamping piece can compress the elastic piece of the bushing to enable the opening to be flush with the inserting channel, the inserting channel is inserted into the inserting channel, part of the inserting channel is connected with the limiting ring in a clamped mode, and the bushing and the inserting pipe are limited to move axially along the inserting channel. The technical scheme has the advantages that: the installation and the dismantlement convenient and fast of grafting pipe and body.

Description

Pipe joint

Technical Field

The invention relates to the field of connection of splicing pipes, in particular to a pipeline joint.

Background

Electric automobile generally uses the group battery to supply energy, and in use, the group battery often can produce a large amount of heats, so often can set up the cooling system to the group battery in the electric automobile and dispel the heat to the group battery.

Conventional heat dissipation methods include air cooling and water cooling, and the water cooling system has higher radiating efficiency than the air cooling system, so can all adopt the water cooling system to cool down for high temperature battery with many electric automobile now, also use this system to low temperature battery intensification so that the battery is suitable to charge.

The water cooling system generally comprises a battery water cooling plate and a water cooling pipe assembly, wherein the water cooling pipe assembly is connected with the battery water cooling plate through a connecting piece. The problems of complex structure, inconvenient assembly and the like exist in the connection of a common connecting piece and a water-cooling tube assembly.

Disclosure of Invention

Therefore, in order to solve the above technical problems, a pipe joint which is firmly connected and is convenient to assemble needs to be provided.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a pipe joint for connect the grafting pipe, the outer wall of grafting pipe has spacing portion, pipe joint include:

the body is provided with a connecting channel, the inserting pipe is inserted into the connecting channel, a boss is arranged in the body, and the body is also provided with an inserting channel vertical to the connecting channel;

the elastic piece is arranged on the boss;

a bushing which is arranged in the body and is abutted against the elastic piece, and the bushing can slide along the connecting channel;

the clamping piece is arranged on the side wall of the body, an opening is formed in the side face of the bushing, the clamping piece can be used for compressing the elastic piece to enable the opening to be flush with the inserting channel, the inserting channel is inserted into the inserting channel, the inserting channel is partially connected with the limiting portion in a clamped mode, the bushing and the inserting pipe are limited to be along the axial movement of the inserting channel, and after the bushing rebounds, the bushing can be connected with the clamping piece in a clamped mode to limit the clamping piece to move.

The technical scheme has the advantages that: connect through the clamping spare the body and the pipe of pegging graft, when the installation of pipe and body is pegged graft, thereby insert the grafting passageway with the clamping spare and be connected body and grafting union coupling, when needs will peg graft the pipe and dismantle with the body, it can to take out the clamping spare, make the installation and the dismantlement convenient and fast of grafting pipe and body, and the pipe of pegging graft makes the grafting passageway link up through extrusion bush and then extrusion elastic component, and then make and participate in and insert the grafting passageway, after participating in inserting the grafting passageway completely, the elastic component kick-backs, make the bush with participate in the joint, so set up, make the card spare more firm with being connected of body, and then the stability of pegging graft pipe and body coupling has been improved.

In one embodiment, the clamping piece comprises a connecting plate and at least one pin, one end of the pin is connected with the connecting plate, and the other end of the pin can be sequentially clamped with the limiting part from the inserting channel and the opening.

In one embodiment, the number of the pins is two, the two pins are arranged on the connecting plate in parallel and at intervals, and the number of the inserting channels and the number of the openings are respectively arranged in one-to-one correspondence with the number of the pins.

In one embodiment, the two pins are respectively disposed at two ends of the connecting plate and respectively clamped with two sides of the limiting portion.

In one embodiment, a connecting protrusion is arranged at one end of each pin, which is far away from the connecting plate, and the connecting protrusion is used for abutting against the body so as to enable the clamping piece to be clamped with the body.

In one embodiment, each pin is far away from one end of the connecting plate, and a first limiting bulge is arranged on one side, close to the body, of each pin, and when the clamping piece is clamped on the body, the first limiting bulge can seal the plugging channel.

In one embodiment, the lower edges of the two openings are respectively provided with a second limiting protrusion, when the elastic piece is in a relaxed state, the second limiting protrusion can close the plugging channel, and after the pin is inserted into the plugging channel, the first limiting protrusion abuts against the second limiting protrusion to limit the movement of the pin along the plugging channel.

In one embodiment, the insertion tube is further provided with a convex ring, and the convex ring is abutted with the bushing.

In one embodiment, a sealing ring is arranged between the elastic part and the boss, and a limit ring is arranged between the sealing ring and the boss.

In one embodiment, the elastic member is a ring-shaped metal elastic sheet.

Drawings

FIG. 1 is a schematic structural view of a pipe joint provided with a splicing pipe according to the present invention;

FIG. 2 is an exploded view of the structure shown in FIG. 1;

FIG. 3 is an exploded view of a pipe joint according to the present invention;

FIG. 4 is a top view of a pipe joint according to the present invention;

FIG. 5 is a cross-sectional view of the A-A interface of the pipe joint according to FIG. 4;

FIG. 6 is a perspective view of the clip and bushing combination provided by the present invention;

FIG. 7 is a partial enlargement at B according to FIG. 6;

FIG. 8 is a perspective view of a bushing provided in accordance with the present invention;

FIG. 9 is a perspective view of another aspect of a pipe joint according to the present invention;

FIG. 10 is a perspective view of another aspect of a pipe joint according to the present invention;

fig. 11 is a perspective view of the body provided by the present invention.

In the figure, the pipe joint 100, the body 10, the connecting channel 11, the boss 12, the inserting channel 13, the first through hole 131, the second through hole 132, the third through hole 133, the first inserting channel 134, the second inserting channel 135, the inserting part 14, the elastic member 20, the bushing 30, the opening 31, the second limit protrusion 32, the clip 40, the connecting plate 41, the pin 42, the first limit protrusion 43, the connecting protrusion 44, the third protrusion 45, the sealing ring 50, the limit ring 60, the pipe 200, the concave ring 201 and the convex ring 202.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

Under the large background of low-carbon economic development, new energy automobiles are rapidly developed, and then the research and development of a battery cooling system also become the key research field of the new energy industry, the battery liquid cooling system is high in cooling efficiency and gradually popularized, but the liquid cooling joint in the current market is various in form, complex in assembly, incapable of meeting the problems of different assembly space distribution and the like.

As shown in fig. 1 to 11, the pipe joint 100 provided by the present invention is used for connecting an insertion pipe 200, the pipe joint 100 includes a body 10, an elastic member 20, a bushing 30 and a clip 40, the insertion pipe 200 is inserted into the body 10 and is clamped by the clip 40, so that the connection and the disconnection of the insertion pipe 200 and the pipe joint 100 are convenient and fast, and the connection of the insertion pipe 200 and the pipe joint 100 is more stable due to the arrangement of the elastic member 20 and the bushing 30.

Specifically, as shown in fig. 2, the outer wall of the insertion tube 200 is provided with a stopper portion, and in the present embodiment, the stopper portion 210 is an annular structure (i.e., a concave ring 201) that is concave into the insertion tube 200, but in other embodiments, it may be an annular structure that protrudes outward.

As shown in fig. 3, the body 10 has a connection channel 11 penetrating through the body 10, the insertion tube 200 is inserted into the connection channel 11, a boss 12 is provided in the body 10, and an insertion channel 13 perpendicular to the connection channel 11 is further provided on the body 10, and it should be noted that, in the present embodiment, the body 10 is "L" shaped, and in other embodiments, the body 10 may have a straight tube shape or other bent shape.

Referring to fig. 4 and 5, the elastic member 20 is disposed on the boss 12, the elastic member 20 may be a rubber ring or a metal elastic sheet, and it should be noted that the elastic member 20 has enough deformation to enable the bushing 30 to move along the connecting channel 11, so as to facilitate the clamping of the clamping member 40 with the concave ring 201

The bush 30 is disposed in the body 10 and abuts against the elastic member 20, the bush 30 is slidable along the connection passage 11, and it is understood that the bush 30 can be moved in the direction of the elastic member 20 by pressing the elastic member 20.

The clip 40 is disposed on the sidewall of the body 10, and an opening 31 is opened on the side surface of the bushing 30.

When the bushing 30 compresses the elastic member 20 until the opening 31 is flush with the insertion channel 13, the pin 42 can be inserted into the insertion channel 13 and partially clamped into the recessed ring to limit the axial movement of the bushing 30 and the insertion tube 200 along the insertion channel 13, and when the bushing 30 rebounds, the bushing 30 can be clamped with the clip 40 to limit the movement of the clip 40.

Although the seal ring 51 and the retainer ring 60 are shown, the seal ring 51 and the retainer ring 60 are not essential to the implementation of the present invention, and are preferred.

The technical scheme has the advantages that: the body 10 and the plug pipe 200 are connected through the clamping piece 40, and the clamping piece 40 can be inserted into the plug channel 13 to connect the body 10 with the plug pipe 200, so that the clamping piece 40 can be taken out when the plug pipe and the body 10 need to be disassembled, the plug pipe and the body 10 can be conveniently and quickly assembled and disassembled, the plug pipe can extrude the elastic piece 20 to enable the plug channel 13 to be communicated through the extrusion bush 30, the plug pin 42 can be inserted into the plug channel 13, and after the plug pin 42 is completely inserted into the plug channel 13, the elastic piece 20 rebounds to enable the bush 30 to be clamped with the plug pin 42, so that the clamping piece 40 is more firmly connected with the body 10, and the connection stability of the plug pipe and the body 10 is improved.

Preferably, as shown in fig. 6 and 7, the clip 40 includes a connecting plate 41 and a pin 42, one end of the pin 42 is connected to the connecting plate 41, and the other end of the pin 42 can be sequentially clipped into the concave ring 201 along the plugging channel 13 and the opening 31, so as to limit the movement of the plugging pipe.

In the present embodiment, the number of the pins 42 is two, the pins 42 are parallel to each other and are arranged on the connecting plate 41 at intervals, the body 10 is provided with two inserting channels 13, and the bushing 30 is provided with two openings 31; in other embodiments, the number of plugs may be 1, 3, 4, etc., and of course, the number of plug channels 13 may correspond to the number of pins 42.

Preferably, the two pins 42 are a first pin 42 and a second pin 42, respectively, and the first pin 42 and the second pin 42 are respectively disposed at two ends of the connecting plate 41 and are respectively clamped into two sides of the concave ring 201.

Specifically, as shown in fig. 8, in this embodiment, openings 31 are disposed on two sides of the bushing 30, a first through hole 131, a second through hole 132 and a third through hole 133 are disposed on the body 10, a first inserting channel 134 is formed between the first through hole 131 and the second through hole 132, a second inserting channel 135 is formed between the first through hole 131 and the third through hole 133, the first pin 42 is inserted into the first inserting channel 134, the second pin 42 is inserted into the second inserting channel 135, the shape of the connecting plate 41 is matched with the first through hole 131, and when the pin 42 is inserted into the inserting channel 13, the connecting plate 41 closes the first through hole 131.

Preferably, a connection protrusion 44 is disposed on one end of each pin 42 away from the connection plate 41, the pin 42 extends out of the insertion channel 13, and the connection protrusion 44 abuts against the body 10 to enable the clip 40 to be clamped with the body 10.

It is to be understood that the arrangement of the connection projection 44 is not limited to the above-mentioned manner, and may be various, for example, when there is one pin 42, the connection projection 44 is provided on the end of the pin 42 away from the connection plate 41; when there are two pins 42, the two pins 42 are both provided with a connecting protrusion 44, and as shown in the figure, the connecting protrusions 44 both extend outwards, so as to be clamped on the body 10; when the pins 42 are plural, the connection protrusions 44 may be selectively provided on some of the pins 42.

Preferably, one end of the pin 42, which is far away from the connecting plate 41, and one side of the pin, which is close to the body 10, are respectively provided with a first limiting protrusion 43, and when the clip 40 is clipped on the body 10, the first limiting protrusion 43 closes the insertion channel 13.

Preferably, the lower edges of the two openings 31 are respectively provided with a second limiting protrusion 32, when the elastic element 20 is in a relaxed state, the second limiting protrusion 32 blocks the inserting channel 13, and when the pin 42 is inserted into the inserting channel 13, the first limiting protrusion 43 abuts against the second limiting protrusion 32, so that the pin 42 cannot exit along the inserting channel 13.

It should be noted that, first spacing arch 43 can with the spacing protruding 32 joint of second, thereby the restriction the removal of fastener 40, simultaneously, grafting passageway 13 also can be blocked to first spacing arch 43, works as when first spacing arch 43 is located second through-hole and third through-hole department, first spacing arch 43 seals second through-hole 132 and third through-hole 133 to the interior inside and the external environment of separation body 10 play dirt-proof effect.

It should be noted that the first limiting protrusion 43 and the second limiting protrusion 32 are provided to enable the bushing 30 to abut against the clip 40, so as to improve the connection stability of the clip 40, and this is only one embodiment of the bushing 30 and the clip 40, and in addition, a groove is provided on the clip 40, a protrusion matching with the groove is provided on the bushing 30, or a protrusion is provided on the clip 40, and a groove matching with the protrusion is provided on the bushing 30, so as to achieve a limiting effect, and the above-mentioned arrangement is merely an example, and the engagement manner of the bushing 30 and the clip 40 is not limited thereto.

Preferably, as shown in fig. 6, a third protrusion 45 is further disposed on the pin, the third protrusion is engaged with the convex ring, and after the elastic member is squeezed by the pipe, the third protrusion 45 abuts against the convex ring, so that the elastic member is prevented from being excessively squeezed and damaged.

Preferably, the insertion tube is further provided with a convex ring 202, the convex ring 202 abuts against the bushing 30, but in other embodiments, the insertion tube 200 may be connected to the bushing 30 in other manners, for example, in a manner that an end of the insertion tube 200 abuts against an inner side of the bushing 30, and the like, it should be noted that the insertion tube 200 is connected to the bushing 30 in an abutting manner, so that the insertion tube 200 is more convenient to mount and dismount.

Preferably, a sealing ring 50 is arranged between the elastic member 20 and the boss 12, a limiting ring 60 is arranged between the sealing ring 50 and the boss 12, the connection between the splicing pipe and the pipe joint 100 has better sealing performance by arranging the sealing ring 50, and the structure of the sealing ring 50 after installation is more stable by arranging the limiting ring 60.

Preferably, the elastic member 20 is an annular metal elastic sheet, and the wavy metal elastic sheet has a larger deformation amount than rubber, so as to improve the clamping effect of the clamping member 40.

Preferably, the other end of the body is a plug part 14, the plug part 14 is plugged into the corresponding connecting pipe to realize connection, and certainly, a sealing ring can be arranged on the plug part to improve the sealing effect of the pipeline.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a pipe joint for connect the grafting pipe, the outer wall of grafting pipe has spacing portion, its characterized in that, pipe joint include:

the elastic piece is arranged on the boss;

the clamping piece is arranged on the side wall of the body, an opening is formed in the side wall of the bushing, the clamping piece can be used for compressing the elastic piece of the bushing to enable the opening to be flush with the inserting channel, the inserting channel is inserted into the inserting channel, part of the inserting channel is connected with the limiting portion in a clamped mode, the bushing and the inserting pipe are limited to be along the axial direction of the inserting channel, and when the bushing rebounds, the bushing can be connected with the clamping piece in a clamped mode to limit the clamping piece to move.

2. The pipe joint according to claim 1, wherein the clip comprises a connecting plate and at least one pin, one end of the pin is connected with the connecting plate, and the other end of the pin can be sequentially clamped with the limiting part from the inserting channel and the opening.

3. The pipe joint according to claim 2, wherein the number of the pins is two, and two of the pins are arranged in parallel to each other and spaced apart from each other on the connecting plate, and the number of the insertion passages and the number of the openings are arranged in one-to-one correspondence with the number of the pins, respectively.

4. The pipe joint according to claim 3, wherein the two pins are respectively disposed at two ends of the connecting plate and respectively engaged with two sides of the position-limiting portion.

5. The pipe joint according to claim 3, wherein each pin has a connection protrusion at an end thereof remote from the connection plate, the connection protrusion being configured to abut against the body so as to allow the clip to be engaged with the body.

6. The pipe joint according to claim 3, wherein each of the pins is provided with a first limiting protrusion at an end thereof remote from the connecting plate and adjacent to one side of the body, and the first limiting protrusion is capable of closing the insertion channel when the clip is engaged with the body.

7. The pipe joint according to claim 6, wherein the two lower edges of the opening are respectively provided with a second limiting protrusion, when the elastic member is in a relaxed state, the second limiting protrusion can close the insertion channel, and when the pin is inserted into the insertion channel, the first limiting protrusion abuts against the second limiting protrusion to limit the movement of the pin along the insertion channel.

8. The pipe joint of claim 1, wherein the insert pipe further comprises a collar, the collar abutting the bushing.

9. The pipe joint according to claim 1, wherein a sealing ring is disposed between the elastic member and the boss, and a limiting ring is disposed between the sealing ring and the boss.

10. The pipe joint according to claim 1, wherein the elastic member is an annular metal dome.