CN209213228U - A kind of inlet and outlet pipes and its connection structure for automobile - Google Patents
A kind of inlet and outlet pipes and its connection structure for automobile Download PDFInfo
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- CN209213228U CN209213228U CN201821720999.7U CN201821720999U CN209213228U CN 209213228 U CN209213228 U CN 209213228U CN 201821720999 U CN201821720999 U CN 201821720999U CN 209213228 U CN209213228 U CN 209213228U
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Abstract
The utility model relates to a kind of inlet and outlet pipes for automobile.The inlet and outlet pipes include pipe main body and pipe fitting.Pipe fitting is made of according to order from left to right end head, socket part and the reinforcement part being sequentially connected.End head is rotary table hull shape, and socket part is that ripple is tubular, and reinforcement part is drum type hull shape.The ripple unit of the socket part, that is, single ripple is also drum type hull shape, and forms corresponding corrugation grooves between adjacent ripple unit.Sebific duct ringfeder in the gap of the corrugation grooves of the socket part of a part insertion pipe fitting of the inner wall of sebific duct, forms closely sealing on the pipe fitting of inlet and outlet pipes.With anchor ear banding, then sealing performance is more preferable, can bear higher pressure.The reinforcement part of inlet and outlet pipes plays booster action to the rigidity of inlet and outlet pipes and its pipe fitting, while reinforcement part also plays position-limiting action to the connection of sebific duct.
Description
Technical field
The utility model relates to technical field of automobile accessories, and in particular to a kind of connector portions of the inlet and outlet pipes for automobile
And its connection structure.
Background technique
It in the cooling system of automobile, needs using metallic water pipe, and generally requires to carry out by hose at positions such as turnings
Connection.Namely the both ends of hose are directly sleeved on respectively on the end for 2 metallic water pipes that need to be connected.Hose pine in order to prevent
Dynamic, some has clip clamping on hose.But with the increase of automobile engine power, the intercooler of the engine of automobile
Inlet and outlet pipes, retarder the work water pressure of outlet pipe etc. had reached 300kPa or more, above-mentioned water pipe connects knot
Structure operated by water pressure so for a period of time after, often start generate drainage.
Application No. is 201120180544.2, hereinafter referred to as document 1 by Chinese patent literature CN202109112U() it discloses
A kind of connection structure between Diesel Multiple Unit cooling water pipe.The connection structure of document 1 includes diesel engine water inlet pipe and cooling water
Pipe is connected between the water inlet pipe and cooling water pipe by rubber hose.It is connect in water inlet pipe and cooling water pipe with rubber hose
Position, clamped respectively with clamp.Multiple rings are provided on the inner wall that rubber hose is in contact with water inlet pipe and cooling water pipe
Connected in star.The intermediate position of rubber hose has at least twice ripple.The elastic deformation amount of the pipe connecting structure of water of document 1 compared with
Greatly, compressive resistance is better than common connection structure.But when the operating pressure of water pipe is higher, still there is drainage.
In the prior art, there is a kind of water pipe, in one end of metallic water pipe, i.e., in the joint of water pipe and hose, be made one
A or several cyclic annular trapezoid boss, then with clip clamping.This structure can increase the certain operating pressure born, but still
It is so high not enough, if being used for automobile cooling system, can start to generate drainage after a period of operation.
Summary of the invention
In view of the above technical problems, first purpose of the utility model is to provide pressure-resistant better performances in a kind of use, even
The inlet and outlet pipes for automobile that are reliable and can effectively prevent drainage are connect, second purpose of the utility model is to provide one
The connection structure of the above-mentioned inlet and outlet pipes of kind.
Realizing the technical solution of first purpose of the utility model is: the inlet and outlet pipes packet for automobile of the utility model
Include pipe main body and pipe fitting.The inlet and outlet pipes are steel integral piece.Pipe fitting is according to order from left to right by successively phase
End head even, socket part and reinforcement part are constituted.Reinforcement part is connected in pipe main body from left.End head is rotary table hull shape (circle
The abbreviation of the shape of the shell of stage body), socket part is that ripple is tubular, and reinforcement part is the drum type hull shape (shape of the shell of drum type object
The abbreviation of shape).The ripple unit of the socket part, that is, single ripple is also drum type hull shape, the drum of the ripple unit and reinforcement part
Shape hull shape is compared, left and right to length want short, outer diameter length also wants short, and is formed between the adjacent ripple unit of socket part
Corresponding corrugation grooves, may be simply referred to as corrugation grooves.Above-mentioned end head, socket part and reinforcement part be by multiple tube and
Rolling technology is made shape.
In the above-mentioned inlet and outlet pipes for automobile, the ripple unit of the socket part of the pipe fitting has 8 to 20.
The outer diameter D of the pipe main body of the inlet and outlet pipes is 40 ㎜ to 80 ㎜, preferably 60 ㎜.Outside the left end of the end head of the pipe fitting
Diameter is identical as the outer diameter D of pipe main body, the portion of right end outer diameter, that is, end head maximum outwardly protruded radially of end head
Outer diameter D 11 ㎜ to 3 ㎜s bigger than the outer diameter D of pipe main body, preferably big 2mm of position.Each ripple unit of the socket part of the pipe fitting
Left and right to length A be 1 ㎜ to 3 ㎜, preferably 2 ㎜.Length B between the adjacent corrugations unit of socket part is 0.5 ㎜ to 2
㎜, preferably 1mm.The outer diameter D 2 of each ripple unit is less than the right end outer diameter D 1 of end head, and 0.5 ㎜ smaller than the outer diameter D 1 to 2 ㎜,
It is preferred that small 1 ㎜.The right end of end head to the length C between the ripple unit of the leftmost side of socket part be 1 ㎜ to 5 ㎜, preferably 2 ㎜.
The left and right of the reinforcement part of the pipe fitting to length A1 be 4 ㎜ to 8 ㎜, preferably 6 ㎜.The rightmost side of reinforcement part and socket part
Ripple unit between length B1 be 2 ㎜ to 8 ㎜, preferably 5 ㎜.Right end outer diameter D 1 big 2 of the outer diameter D 3 of reinforcement part than end head
㎜ to 5 ㎜, preferably big 3 ㎜.
Material used by the water pipe is the round steel pipe that elongation percentage is greater than 30%, and particularly 304,441,409 is stainless
One of steel pipe or one of No. 08, No. 10 steel pipe, wall thickness are 1 ㎜ to 3 ㎜, preferably 1.5mm.
Realizing the technical solution of second purpose of the utility model is: the inlet and outlet pipes for automobile of the utility model
Connection structure, including inlet and outlet pipes and the sebific duct being socketed in inlet and outlet pipes.It is structurally characterized in that: the inlet and outlet pipes are steel
Integral piece processed, including pipe main body and pipe fitting.Pipe fitting according to order from left to right by be sequentially connected end head, socket part
It is constituted with reinforcement part.Reinforcement part is connected in pipe main body from left.End head is rotary table hull shape, and socket part is that ripple is tubular, is added
Strong portion is drum type hull shape.The ripple unit of the socket part, that is, single ripple is also drum type hull shape, the ripple unit and reinforcement
The drum type hull shape in portion is compared, left and right to length want short, outer diameter length also wants short, and the adjacent ripple unit of socket part it
Between form corresponding corrugation grooves.End head, socket part and the reinforcement part of the pipe fitting of inlet and outlet pipes are by multiple tube
It is made shape with rolling technology.
The sebific duct ringfeder is on the pipe fitting of water pipe, until the reinforcement of inlet and outlet pipes is withstood at the right end position of sebific duct
Portion.In the gap of the corrugation grooves of the socket part of the pipe fitting of a part insertion inlet and outlet pipes of the inner wall of sebific duct, and formed tight
Close sealing.
In the connection structure of the above-mentioned inlet and outlet pipes for automobile, the ripple unit of the socket part of the pipe fitting has
8 to 20.The outer diameter D of the pipe main body of the inlet and outlet pipes is 40 ㎜ to 80 ㎜, preferably 60 ㎜.The end of the pipe fitting
The left end outer diameter in portion is identical as the outer diameter D of pipe main body, what right end outer diameter, that is, end head of end head outwardly protruded radially
The outer diameter D 1 at the position of maximum 1 ㎜ to 3 ㎜s bigger than the outer diameter D of pipe main body, preferably big 2mm.The socket part of the pipe fitting
The left and right of each ripple unit to length A be 1 ㎜ to 3 ㎜, preferably 2 ㎜.Length B between the adjacent corrugations unit of socket part is
0.5 ㎜ is to 2 ㎜, preferably 1mm.The outer diameter D 2 of each ripple unit is less than the right end outer diameter D 1 of end head, and than the outer diameter D 1 small 0.5
㎜ to 2 ㎜, preferably small 1 ㎜.The right end of end head to the length C between the ripple unit of the leftmost side of socket part be 1 ㎜ to 5 ㎜,
It is preferred that 2 ㎜.The left and right of the reinforcement part of the pipe fitting to length A1 be 4 ㎜ to 8 ㎜, preferably 6 ㎜.Reinforcement part and socket part
The rightmost side ripple unit between length B1 be 2 ㎜ to 8 ㎜, preferably 5 ㎜.The outer diameter D 3 of reinforcement part than the right end of end head outside
Diameter D1 big 2 ㎜ to 5 ㎜, preferably big 3 ㎜.
The connection structure of the above-mentioned inlet and outlet pipes for automobile, further includes anchor ear and fastener.The fastener is
Bolt and the nut matched with bolt.Sebific duct ringfeder is on the pipe fitting of inlet and outlet pipes, and the right part of sebific duct withstands on disengaging
On the reinforcement part of water pipe.Anchor ear is arranged on the position of sebific duct being socketed in inlet and outlet pipes, and passes through fastener banding.Sebific duct
The half of inner wall or so the socket part for being partially submerged into pipe fitting corrugation grooves gap in, and form closely sealing.
Material used by the water pipe is the round steel pipe that elongation percentage is greater than 30%, and particularly 304,441,409 is stainless
One of steel pipe or one of No. 08, No. 10 steel pipe, wall thickness are 1 ㎜ to 3 ㎜, preferably 1.5mm.The sebific duct
It is the single layer of wires braided construction hose of GB/T3683-92 preparation according to national standards.The anchor ear is that Suzhou friends' precision machinery has
Limit the English clip of stainless steel of supply.
The beneficial effects of the utility model are: the connection structure of the inlet and outlet pipes of (1) the utility model is when in use, by glue
For pipe ringfeder on its pipe fitting, the bellows of the socket part of inlet and outlet pipes makes sebific duct be easy to be set to the pipe fittings of inlet and outlet pipes
On.A part of the inner wall of sebific duct is embedded into the gap of the corrugation grooves of the socket part of pipe fitting, and forms closely sealing.
When with anchor ear banding, then sealing performance is more preferable, can bear higher pressure.(2) reinforcement of the inlet and outlet pipes of the utility model
Portion plays booster action to the rigidity of inlet and outlet pipes and its pipe fitting, i.e., when anchor ear exerts oneself banding, inlet and outlet pipes and its pipe are connect
Head also not volatile circle deformation.Reinforcement part also plays position-limiting action to the connection of sebific duct simultaneously.(3) Inlet and outlet water of the utility model
In use, pressure-resistant better performances, connection is reliable and can effectively prevent drainage for pipe.
Detailed description of the invention
Fig. 1 is the schematic diagram of the connector portions of the automobile inlet and outlet pipes of the utility model.
Fig. 2 is the portion the M partial enlargement diagram in Fig. 1.
Fig. 3 is the E-E cutaway enlargement diagram in Fig. 1.
Fig. 4 be the utility model sebific duct be connected on the interconnecting piece of inlet and outlet pipes shown in FIG. 1 after namely inlet and outlet pipes
Connection structure stereoscopic schematic diagram.
Fig. 5 is the schematic cross-sectional view of the connection structure of inlet and outlet pipes shown in Fig. 4.
Fig. 6 is at the sebific duct of inlet and outlet pipes shown in Fig. 4 and the connector portions of inlet and outlet pipes with the solid after anchor ear banding
Schematic diagram.
Fig. 7 is the schematic cross-sectional view of Fig. 6.
Fig. 8 is the partial enlargement diagram in the portion N in Fig. 7.
Fig. 9 is the schematic diagram of the connector portions of existing water pipe.
It is marked in above-mentioned attached drawing as follows: inlet and outlet pipes 1, pipe main body 10, pipe fitting 1-1, existing water pipe head 1-1a, end
Portion 1-1-1, socket part 1-1-2, reinforcement part 1-1-3, sebific duct 2, anchor ear 3, bolt 4, the left and right of ripple unit to length A, ring
The width A1 of shape circular arc boss, the length B between adjacent corrugations unit, cyclic annular circular arc boss between cyclic annular circular arc protrusion at a distance from
B1 is raised to the straight section distance C of cyclic annular trapezoid boss, the outer diameter D of water pipe, end near the cyclic annular circular arc of cyclic annular trapezoid boss
The outer diameter D 1 of the frustum of a cone hull shape outwardly protruded radially in portion, the ripple unit of socket part outwardly protrude radially
The outer diameter D 2 of drum type hull shape, the outer diameter D 3 of the drum type hull shape of reinforcement part.
Specific embodiment
(embodiment 1, the inlet and outlet pipes for automobile)
See Fig. 1 to Fig. 3, the inlet and outlet pipes for automobile of the present embodiment are the integral piece of stainless steel, used in material
Material is 304 stainless pipes, and outer diameter D is 40 ㎜ to 80 ㎜, preferably 60mm, and wall thickness is 1 ㎜ to 3 ㎜, preferably 1.5mm.It is described
Inlet and outlet pipes 1 when in use, both may be used as water inlet pipe, be also used as outlet pipe.
Inlet and outlet pipes 1 include pipe main body 10 and pipe fitting 1-1.Pipe fitting 1-1 that is to say the left end position of water pipe 1, according to
Order pipe fitting 1-1 from left to right is made of the end head 1-1-1, socket part 1-1-2 and reinforcement part 1-1-3 being sequentially connected.
Reinforcement part 1-1-3 is connected in pipe main body 10 from left.End head 1-1-1 be rotary table hull shape (shape of the shell of round estrade
Referred to as), socket part 1-1-2 is that ripple is tubular, and reinforcement part 1-1-3 is the (letter of the shape of the shell of drum type object of drum type hull shape
Claim).The ripple unit of the socket part 1-1-2, that is, single ripple is also drum type hull shape, the ripple unit and reinforcement part 1-1-3
Drum type hull shape compare, left and right to length want short, outer diameter length is also wanted to be formed between short and adjacent ripple unit corresponding
Groove, may be simply referred to as corrugation grooves.The ripple unit of the socket part 1-1-2 has 8 to 20, preferably 15.It is above-mentioned
End head 1-1-1, socket part 1-1-2 and reinforcement part 1-1-3 be the shape that is made by multiple tube and rolling technology.
The outer diameter D of the pipe main body 10 of the inlet and outlet pipes 1 is 40 ㎜ to 80 ㎜, preferably 60 ㎜.
The diameter of the left end of the end head 1-1-1 of the pipe fitting 1-1 and the diameter D of pipe main body 10 are identical, end head 1-
The outer diameter D 1 at the position outwardly protruded radially right end outer diameter, that is, end head 1-1-1 of 1-1 is bigger than the diameter D of pipe main body 10
1 ㎜ to 3 ㎜, preferably big 2mm.
The left and right of each ripple unit of the socket part 1-1-2 of the pipe fitting 1-1 to length A be 1 ㎜ to 3 ㎜, it is excellent
Select 2 ㎜, the length B between the adjacent corrugations unit of socket part 1-1-2 is 0.5 ㎜ to 2 ㎜, preferably 1mm, each ripple unit it is outer
Right end outer diameter D 1 of the diameter D2 than end head 1-1-1 is 0.5 ㎜ small to 2 ㎜, preferably small 1 ㎜.The right end of end head 1-1-1 is to socket part
Length C between the ripple unit of the leftmost side of 1-1-2 is 1 ㎜ to 5 ㎜, preferably 2 ㎜.
The left and right of the reinforcement part 1-1-3 of the pipe fitting 1-1 to length A1 be 4 ㎜ to 8 ㎜, preferably 6 ㎜, reinforcement part
Length B1 between the ripple unit of the rightmost side of 1-1-3 and socket part 1-1-2 is 2 ㎜ to 8 ㎜, preferably 5 ㎜.Reinforcement part 1-1-3
Right end outer diameter D 1 of the outer diameter D 3 than end head 1-1-1 it is 2 ㎜ big to 5 ㎜, preferably big 3 ㎜.
(embodiment 2, for automobile inlet and outlet pipes connection structure)
See Fig. 1 to Fig. 5, the connection structure of the inlet and outlet pipes for automobile of the present embodiment, including inlet and outlet pipes 1 and glue
Pipe 2.The inlet and outlet pipes 1 are obtained by embodiment 1.The sebific duct 2 is covered by its right end in inlet and outlet pipes 1 when in use
On pipe fitting 1-1.
See that Fig. 4 to Fig. 8, the sebific duct 3 are the single layer of wires braiding glue of GB/T3683-92 preparation according to national standards
Pipe.The bore and wall thickness of sebific duct 2 are matched with inlet and outlet pipes 1.As shown in figure 5, when connecting inlet and outlet pipes 1 and sebific duct 2, by glue
2 ringfeder of pipe is on the pipe fitting 1-1 of inlet and outlet pipes 1, until the reinforcement part 1-1- of inlet and outlet pipes 1 is withstood at the right end position of sebific duct 2
3.Due to the elastic deformation of sebific duct 2, the socket part 1-1- of the pipe fitting 1-1 of a part insertion inlet and outlet pipes 1 of the inner wall of sebific duct 2
In the gap of 2 corrugation grooves, to form closely sealing.
(embodiment 3, for automobile inlet and outlet pipes connection structure)
See Fig. 6 to Fig. 8, the connection structure of the inlet and outlet pipes for automobile of the present embodiment, including inlet and outlet pipes 1, sebific duct
2, anchor ear 3 and fastener.The fastener is bolt 4 and the nut matched.
The inlet and outlet pipes 1 and sebific duct 2 are obtained by embodiment 2.The anchor ear 3 is that Suzhou friends' precision machinery has
Limit the English clip of stainless steel of supply, steel band length is 300mm, width 11.7mm, with a thickness of 1.0mm, material therefor
The trade mark is SUS304.
During installation, first by 3 sets of anchor ear on connection water pipe 1, then by 2 ringfeder of sebific duct inlet and outlet pipes 1 pipe fitting 1-1
On, until the reinforcement part 1-1-3 of inlet and outlet pipes 1 is withstood in the right part of sebific duct 2, then by what anchor ear 3 moved on to sebific duct 2 it is socketed in disengaging
On position on water pipe 1, and by fastener banding, so that the set of a part insertion pipe fitting 1-1 of the inner wall of sebific duct 2
In the gap of the corrugation grooves of socket part 1-1-2, to form closely sealing.
(test example)
In the air-tight test that the connection structure to the inlet and outlet pipes for automobile carries out, the pipe of existing water pipe
Connector is existing water pipe head 1-1a as shown in Figure 9, it only has the end head 1-1-1 of rotary table hull shape, tubular without ripple
Socket part 1-1-2 and reinforcement part 1-1-3, compare test with the inlet and outlet pipes 1 of existing water pipe and the utility model, test
It is middle that inlet and outlet pipes 1 and existing water pipe are respectively sampled 10, air-tight test is carried out respectively.
Test procedure are as follows:
1, by an end cap of sebific duct 2 on the pipe fitting 1-1 of inlet and outlet pipes 1, and it is fixed with anchor ear 3, subject device is formed,
It is fixed on seal tightness test platform.
2, the other end of sebific duct 2 plug is applied to block.
3, inlet and outlet pipes 1 are not cased in one end access compressed air line of sebific duct 2.
4, satisfy step section compressed air pressure, in pipe the pressure value of compressed air be respectively 270kPa, 300 kPa,
When 400 kPa, 1000 kPa, after waiting pressure stable and keeping 30s, whether observation pressure tabular value declines (pressure tabular value decline
Indicate that subject device has leakage), and record result.
5, inlet and outlet pipes 1 are replaced, repeat step 1 to step 4, until 10 inlet and outlet pipes 1 are fully completed test.
6, inlet and outlet pipes 1 are replaced with existing water pipe, repeat step 1 to step 4, until 10 existing water pipes are fully completed
Test.
Test result such as following table (no gas leakage remarks are qualified, leakage remarks are unqualified):
When test result is shown below 270 kPa pressure of overpressure, inlet and outlet pipes 1 and existing water pipe sealing performance
100% is qualified.When overpressure reaches 300 kPa pressure, 1 sealing performance of inlet and outlet pipes 100% is qualified, existing water pipe sealing
Performance 90% is qualified.When overpressure reaches 400 kPa pressure, 1 sealing performance of inlet and outlet pipes 100% is qualified, and existing water pipe is close
Sealing property 70% is qualified.When overpressure reaches 1000 kPa pressure, 1 sealing performance of inlet and outlet pipes 100% is qualified, existing water
Composite pipe tightness energy 100% is unqualified.
Obviously, under the pressure that overpressure reaches 300 kPa to 1000 kPa, the sealing performance of inlet and outlet pipes 1 is remote
Far it is superior to existing water pipe.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (5)
1. a kind of inlet and outlet pipes for automobile, including pipe main body (10) and pipe fitting (1-1)；It is characterized by: it is described into
Outlet pipe (1) is steel integral piece；Pipe fitting (1-1) according to order from left to right by be sequentially connected end head (1-1-1),
Socket part (1-1-2) and reinforcement part (1-1-3) are constituted；Reinforcement part (1-1-3) is connected on pipe main body (10) from left；End head
(1-1-1) is rotary table hull shape, and socket part (1-1-2) is that ripple is tubular, and reinforcement part (1-1-3) is drum type hull shape；The socket
The ripple unit in portion (1-1-2), that is, single ripple is also drum type hull shape, the drum type hull shape of the ripple unit and reinforcement part (1-1-3)
Compare, left and right to length want short, outer diameter length also wants short, and shape between the adjacent ripple unit of socket part (1-1-2)
At corresponding corrugation grooves.
2. the inlet and outlet pipes according to claim 1 for automobile, it is characterised in that: the set of the pipe fitting (1-1)
The ripple unit of socket part (1-1-2) has 8 to 20；The outer diameter D of the pipe main body (10) of the inlet and outlet pipes (1) be 40 ㎜ extremely
80㎜；The left end outer diameter of the end head (1-1-1) of the pipe fitting (1-1) is identical as the outer diameter D of pipe main body (10), end head
The outer diameter D 1 at the position of the right end outer diameter of (1-1-1), that is, end head (1-1-1) maximum outwardly protruded radially is than pipe
The outer diameter D of main body (10) big 1 ㎜ to 3 ㎜；The left and right of each ripple unit of the socket part (1-1-2) of the pipe fitting (1-1) to
Length A be 1 ㎜ to 3 ㎜；Length B between the adjacent corrugations unit of socket part (1-1-2) is 0.5 ㎜ to 2 ㎜；Each ripple list
The outer diameter D 2 of member is less than the right end outer diameter D 1 of end head (1-1-1), and 0.5 ㎜ smaller to 2 ㎜ than the outer diameter D 1；End head (1-1-
1) right end to the length C between the ripple unit of the leftmost side of socket part (1-1-2) be 1 ㎜ to 5 ㎜；Pipe fitting (the 1-
1) left and right of reinforcement part (1-1-3) to length A1 be 4 ㎜ to 8 ㎜；Reinforcement part (1-1-3) and socket part (1-1-2) are most
Length B1 between the ripple unit on right side is 2 ㎜ to 8 ㎜；Right end of the outer diameter D 3 of reinforcement part (1-1-3) than end head (1-1-1)
Outer diameter D 1 is 2 ㎜ big to 5 ㎜.
3. a kind of connection structure of the inlet and outlet pipes for automobile including inlet and outlet pipes (1) and is socketed on inlet and outlet pipes (1)
Sebific duct (2)；It is characterized by: the inlet and outlet pipes (1) are steel integral piece, including pipe main body (10) and pipe fitting (1-1)；
Pipe fitting (1-1) is according to order from left to right by the end head (1-1-1), socket part (1-1-2) and the reinforcement part that are sequentially connected
(1-1-3) is constituted；Reinforcement part (1-1-3) is connected on pipe main body (10) from left；End head (1-1-1) is rotary table hull shape, set
Socket part (1-1-2) is that ripple is tubular, and reinforcement part (1-1-3) is drum type hull shape；The ripple unit of the socket part (1-1-2) is
Single ripple is also drum type hull shape, the ripple unit with the drum type hull shape of reinforcement part (1-1-3) compared with, control to length want
Short, outer diameter length also wants short, and forms corresponding corrugation grooves between the adjacent ripple unit of socket part (1-1-2)；
Sebific duct (2) ringfeder is on the pipe fitting (1-1) of water pipe (1), until Inlet and outlet water is withstood at the right end position of sebific duct (2)
Manage the reinforcement part (1-1-3) of (1)；The socket of the pipe fitting (1-1) of a part insertion inlet and outlet pipes (1) of the inner wall of sebific duct (2)
In the gap of the corrugation grooves in portion (1-1-2), and form closely sealing.
4. the connection structure of the inlet and outlet pipes according to claim 3 for automobile, it is characterised in that: the inlet and outlet pipes
(1) the ripple unit of the socket part (1-1-2) of pipe fitting (1-1) has 8 to 20；The pipe main body of the inlet and outlet pipes (1)
(10) outer diameter D is 40 ㎜ to 80 ㎜；The left end outer diameter of the end head (1-1-1) of the pipe fitting (1-1) and pipe main body (10)
Outer diameter D it is identical, right end outer diameter, that is, end head (1-1-1) maximum outwardly protruded radially of end head (1-1-1)
Position outer diameter D 1 it is 1 ㎜ bigger than the outer diameter D of pipe main body (10) to 3 ㎜；The socket part (1-1-2) of the pipe fitting (1-1)
The left and right of each ripple unit to length A be 1 ㎜ to 3 ㎜；Length B between the adjacent corrugations unit of socket part (1-1-2) is
0.5 ㎜ to 2 ㎜；The outer diameter D 2 of each ripple unit is less than the right end outer diameter D 1 of end head (1-1-1), and than the outer diameter D 1 small 0.5
㎜ to 2 ㎜；The right end of end head (1-1-1) to the length C between the ripple unit of the leftmost side of socket part (1-1-2) be 1 ㎜ to 5
㎜；The left and right of the reinforcement part (1-1-3) of the pipe fitting (1-1) to length A1 be 4 ㎜ to 8 ㎜；Reinforcement part (1-1-3) with
Length B1 between the ripple unit of the rightmost side of socket part (1-1-2) is 2 ㎜ to 8 ㎜；The outer diameter D 3 of reinforcement part (1-1-3) compares end
The right end outer diameter D 1 on head (1-1-1) is 2 ㎜ big to 5 ㎜.
5. the connection structure of the inlet and outlet pipes according to claim 3 for automobile, it is characterised in that: further include anchor ear
(3) and fastener；The fastener is bolt (4) and the nut matched with bolt (4)；Sebific duct (2) ringfeder is in Inlet and outlet water
On the pipe fitting (1-1) for managing (1), and the right part of sebific duct (2) is withstood on the reinforcement part (1-1-3) of inlet and outlet pipes (1)；Anchor ear
(3) it is arranged on the position of sebific duct (2) being socketed on inlet and outlet pipes (1), and passes through fastener banding；The inner wall of sebific duct (2)
Half or so the socket part (1-1-2) for being partially submerged into pipe fitting (1-1) corrugation grooves gap in, and formed close
Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720999.7U CN209213228U (en) | 2018-10-23 | 2018-10-23 | A kind of inlet and outlet pipes and its connection structure for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720999.7U CN209213228U (en) | 2018-10-23 | 2018-10-23 | A kind of inlet and outlet pipes and its connection structure for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209213228U true CN209213228U (en) | 2019-08-06 |
Family
ID=67456710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821720999.7U Active CN209213228U (en) | 2018-10-23 | 2018-10-23 | A kind of inlet and outlet pipes and its connection structure for automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340472A (en) * | 2018-10-23 | 2019-02-15 | 常州良旭车辆配件有限公司 | Inlet and outlet pipes and its connection structure for automobile |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109340472A (en) * | 2018-10-23 | 2019-02-15 | 常州良旭车辆配件有限公司 | Inlet and outlet pipes and its connection structure for automobile |
| CN109340472B (en) * | 2018-10-23 | 2024-04-19 | 常州良旭车辆配件有限公司 | Water inlet and outlet pipe for automobile and connecting structure thereof |
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