CN208982651U - Air conditioning for automobiles refrigerant pipe access port sealing structure - Google Patents
Air conditioning for automobiles refrigerant pipe access port sealing structure Download PDFInfo
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- CN208982651U CN208982651U CN201821879725.2U CN201821879725U CN208982651U CN 208982651 U CN208982651 U CN 208982651U CN 201821879725 U CN201821879725 U CN 201821879725U CN 208982651 U CN208982651 U CN 208982651U
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- cavernous body
- attachment base
- lower layer
- air conditioning
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Abstract
The utility model discloses a kind of air conditioning for automobiles refrigerant pipe access port sealing structures, including attachment base and cavernous body, the cavernous body includes cavernous body lower layer and cavernous body upper layer, therebetween step is formed, the attachment base has mounting surface, the cavernous body lower layer is fixed on the mounting surface, and attachment base has the protrusion of prominent cavernous body lower layer outer rim；The cavernous body is equipped with through hole, which is through to cavernous body lower surface by cavernous body upper layer upper surface, and attachment base is equipped with supporter far from the side of cavernous body lower layer, which is equipped with the perforation A being connected to through hole and perforation B.Pass through the sealing structure of multistage ladder type, substantially ensure the leakproofness with metal plate and heat insulating mattress contact area, to which the enging cabin at pipeline installing port to be adequately isolated with cabin is driven, situations such as altering taste or heat transfer is avoided, ride comfort and vehicle NVH comprehensive performance evaluation are improved.
Description
Technical field
The utility model relates to automobile air conditioning technology fields, and in particular to a kind of air conditioning for automobiles refrigerant pipe access port sealing knot
Structure.
Background technique
With the improvement of people's living standards, requirement of the people to trip tool is also higher and higher, automobile is as common
The vehicles give the impression of most quicklook, and the installation of air conditioning for automobiles or even later period operating etc., which can all directly influence, drives
Multiply the experience sense of personnel, existing air conditioning for automobiles mainly pays attention to the design of its aspect of performance, and has ignored and install to it and pipeline
Reasonable Arrangement, it is easy to generate very bad experience sense in the process of moving, air conditioning for automobiles is as adjustment air themperature, wet
The device of degree, design, assembly etc. are connected with refrigerant pipeline, hot water pipe road with enging cabin, and if pipeline is in communicating position
Locate unsealing processing, it is easy to cause enging cabin peculiar smell or heat to be scurried into air-conditioning installation cavity, even into car, reduction is driven
Multiply comfort, influences the overall merit of NVH.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of air conditioning for automobiles refrigerant pipe access port sealing structure,
To being sealed at air conditioning for automobiles heat exchange pipeline and enging cabin link position, NVH comprehensive performance is improved, and drive comfortable
Property.
To achieve the above object, technical solutions of the utility model are as follows:
A kind of air conditioning for automobiles refrigerant pipe access port sealing structure, key are: including attachment base and cavernous body, the sea
Continuous body includes cavernous body lower layer and cavernous body upper layer, forms step therebetween, and the attachment base has mounting surface, the sponge
Body lower layer is fixed on the mounting surface, and attachment base has the protrusion of prominent cavernous body lower layer outer rim；
The cavernous body is equipped with through hole, which is through to cavernous body lower layer following table by cavernous body upper layer upper surface
Face, attachment base are equipped with supporter far from the side of cavernous body lower layer, the supporter be equipped with the perforation A that is connected to through hole and
Perforate B.
Using the above structure, when installation, cavernous body upper layer is contacted with plates of automobile, and outside cavernous body lower layer side and metal plate
Heat insulating mattress contact reinforced to the sealing at refrigerant pipe export, to prevent enging cabin by stair-stepping sealing structure
Alter taste with room is driven, can also to carried out at the position it is greater area of be thermally isolated, prevent thermally conductive there is a situation where scalding, raising is driven
Multiply comfort and NVH overall merit performance.
As preferred: the through hole includes the first segment being sequentially coaxially arranged from top to bottom, second segment, third section,
Four sections and the 5th section, wherein the vertical section of first segment is in inverted funnel-form, and second segment, third section and the 5th section of vertical section are length
It is rectangular, and the width of three is sequentially reduced, the 4th section is funnel-shaped, has chamfering between the second segment and third section.Using
The through hole of above structure can be used for preferably installing expansion valve, it is ensured that expansion valve installation stability and expansion valve with
Hole wall is bonded compactness, prevents the installation gap of expansion valve excessive.
As preferred: the cavernous body is low resilience surface skining formula cavernous body, and decrement is more than or equal to 50%.Using
The above structure, the cavernous body of surface skining formula can be bonded closer with contact surface, prevent the risky presence of contact surface, pass through simultaneously
Big decrement can apply bigger reaction force to surface, further increase the compactness of contact surface.
As preferred: the cavernous body upper layer with a thickness of 15mm~17mm, seal f ace width is 18mm~22mm, sponge
Body lower layer with a thickness of 10mm~14mm, seal f ace width is 13mm~17mm.It is thick to rationally design cavernous body the upper and lower
Degree, and the width with plates of automobile and heat insulating mattress fitting part respectively, reach and meet seal request, and avoid waste of material
Purpose.
As preferred: the attachment base has the flange towards separate mounting surface overturning, and the position of supporter is corresponded on attachment base
Annular groove is installed, the supporter is embedded in the annular groove, and support rib is equipped between the flange and annular groove side wall.Use with
Upper scheme, while mitigating attachment base weight, it is ensured that attachment base has good intensity and stability.
As preferred: the position of the annular groove bottom face through hole offers connecting hole, and the surrounding of connecting hole with
Reinforcing rib is distributed between the side wall of annular groove.Using the above structure, further mitigate the weight of attachment base, while can ensure that support
The reliability that body is packed into has certain plasticity ability, is convenient for Fast Installation.
Compared with prior art, the utility model has the beneficial effects that
Using air conditioning for automobiles refrigerant pipe access port sealing structure provided by the utility model, pass through the sealing knot of multistage ladder type
Structure substantially ensures the leakproofness with metal plate and heat insulating mattress contact area, thus by pipeline installing port enging cabin and driving
Cabin is adequately isolated, and is avoided situations such as altering taste or heat transfer, is improved ride comfort and vehicle NVH comprehensive performance evaluation.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the rear structure schematic diagram of Fig. 1；
Fig. 3 is the side view of Fig. 1；
Fig. 4 is through hole structural schematic diagram；
Fig. 5 is connecting base structure schematic diagram；
Fig. 6 is the axonometric drawing of Fig. 5；
Fig. 7 is ventilation hole and expansion valve fit structure schematic diagram；
Fig. 8 is the use state diagram of the utility model.
Specific embodiment
The utility model is described in further detail with attached drawing with reference to embodiments.
It mainly include attachment base 1 and sponge referring to figs. 1 to air conditioning for automobiles refrigerant pipe access port sealing structure shown in Fig. 8
Body 2, as shown, 2 side of cavernous body is in double-layer structure comprising integrally formed cavernous body lower layer 20 and cavernous body upper layer 21,
The two is in rectangular parallelepiped structure, and cavernous body lower layer 20 is bigger than cavernous body upper layer 21, after the two coaxial arrangement, shape between the two
At step, the side of attachment base 1 has smooth mounting surface 10, and the other side is equipped with supporter 11, cavernous body lower layer 20 and installation
Face 10 is fixedly connected, and is mainly attached by the modes such as being bonded or heating.
Cavernous body 2 is equipped with through hole 3, and through hole 3 is while running through 21 thickness of cavernous body lower layer 20 and cavernous body upper layer
The through-hole structure of direction two sides, through hole 3 are arranged along the length direction of cavernous body 2, mainly include the first segment set gradually
30, second segment 31, third section 32, the 4th section 33 and the 5th section of 34 5 parts, wherein the vertical section of first segment 30 is in inverted
Funnel-form, second segment 31, third section 32 and the 5th section of 34 vertical sections are rectangle, and the width of three is sequentially reduced, the 4th section
33 is funnel-shaped, has chamfering between the second segment 31 and third section 32, the 5th section 34 of end two sides are all made of rounded corner
Processing, the structure of the through hole 3 constituted in this way is substantially similar to the lateral projection of expansion valve 4, and expansion valve 4 is embedded in after through hole 3,
It can be bonded with the hole wall of through hole 3 closer, guarantee that 4 mounting stability of expansion valve improves sealing performance simultaneously.
After attachment base 1 is connected by mounting surface 10 with cavernous body 2, surrounding outer rim, which has, protrudes from cavernous body lower layer 20
Part, which is protrusion 1a, and protrusion 1a and cavernous body lower layer 20 constitute a step again, be conducive to sealing structure
Integral installation is fixed.
The position of face through hole 3 has connecting hole 17 similar with through hole 3 on attachment base 1, separate on attachment base 1
The side of mounting surface 10 is equipped with annular groove 15, and sliding slot 15 is located at the outside of connecting hole 17, is that the rear surface of partition from attachment base 1 is vertical
Extend outwardly and surround, supporter 11 is embedded in the annular groove 15, and can be fixed by screw, and connecting hole 17 is far from peace
The side in dress face has with 15 side wall of annular groove extension disposed in parallel, the reinforcing rib between this extension and the side wall of annular groove 15
18, the intensity around connecting hole 17 can be fully ensured that by reinforcing rib 18, avoid long-term jitter friction damage, so that extending it makes
Use the service life.
The outer rim of attachment base 1 has the flange 14 extended towards the side far from mounting surface 10, in order to not in the present embodiment
Under the premise of increasing by 1 overall weight of attachment base, its intensity is sufficiently improved, therefore is additionally provided with support between 15 side wall of flange 14 and annular groove
Floor 16.
Supporter 11 is equipped with the perforation A12 being connected to connecting hole 17 and perforation B 13, perforation A12 and perforation B 13 is main
Be used for across refrigerant pipe access and be pierced by, and be connected with the engine of enging cabin by expansion valve 4.
Cavernous body 2 used in the present embodiment is resilient surface skinning formula cavernous body, and decrement is more than or equal to 50%, i.e.,
Cavernous body 2 can be from springing back after being compressed, and surface skining refers to that its surface is smooth seal surface, it is ensured that passes through pressure after mounting
Power effect can be fitted closely with contact surface, avoided air-flow or liquid from directly passing through 2 surface of cavernous body and invaded inside it, and through whole
Body, the case where leading to seal failure generation, biggish Elastic penetration may make after the installation is complete, suffered by contact surface
Pressure it is bigger, can make contact surface fitting it is closer, further increase sealing performance.
Referring to figs. 1 to Fig. 8, expansion valve 4 is first embedded in through hole 3 by when installation, and cavernous body 2 and attachment base 1 is fixed
Connection, and by the installation of supporter 11 on attachment base 1, then by assembled integral installation to vehicle body, as shown in figure 8, vehicle
Body metal plate 5 is located at close to the side of enging cabin, and vehicle body sheet metal 5 is attached with heat insulating mattress 6, vehicle body close to the side surface for driving room
The position that through hole 3 is corresponded on metal plate 5 also is provided with through-hole, but through-hole is more smaller than through hole 3, the upper surface on cavernous body upper layer 21
Vehicle body sheet metal 5 is directly bonded in far from a side surface of enging cabin, and the side wall on cavernous body upper layer 21 then with heat insulating mattress 6
The side wall of upper corresponding aperture abuts, and cavernous body lower layer 20 is then close to the surface of heat insulating mattress 6.
Wherein cavernous body upper layer 21 with a thickness of 15mm~17mm, seal f ace width is 18mm~22mm, cavernous body lower layer
20 with a thickness of 10mm~14mm, seal f ace width is 13mm~17mm, the preferred thickness on cavernous body upper layer 21 in the present embodiment
Degree be 16mm, seal f ace width 20mm, cavernous body lower layer 20 with a thickness of 12mm, seal f ace width 15mm, thickness here
Degree refers to that its own thickness, the seal f ace width on cavernous body upper layer 21 refer to the width of itself and 5 surface contact surface of vehicle body sheet metal, sponge
The seal f ace width of body lower layer 20 refers to that the width of itself and 6 surface contact surface of heat insulating mattress, preferred parameter can guarantee sealing effect
Meanwhile waste of material is reduced, reduce economic cost.
After being installed, by perforation A12 and perforation B13, refrigerant pipe can be accessed in air conditioning for automobiles, after heat exchange again
In return engine cabin, recycling for refrigerant is realized, similarly, when carrying out the connection of hot water pipe, i.e., by hot water pipe from engine
Cabin is introduced into air conditioning for automobiles, pass through vehicle body sheet metal 5 position can also be used the stepped ramp type cavernous body 2 in the application carry out it is close
Envelope.
Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the ordinary skill of this field
Personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make a variety of
Similar expression, such transformation are each fallen within the protection scope of the utility model.
Claims (6)
1. a kind of air conditioning for automobiles refrigerant pipe access port sealing structure, it is characterised in that: including attachment base (1) and cavernous body (2), institute
Stating cavernous body (2) includes cavernous body lower layer (20) and cavernous body upper layer (21), forms step, the attachment base (1) therebetween
With mounting surface (10), the cavernous body lower layer (20) is fixed on the mounting surface (10), and attachment base (1) has prominent cavernous body
The protrusion (1a) of lower layer (20) outer rim；
The cavernous body (2) is equipped with through hole (3), which is through to sponge by cavernous body upper layer (21) upper surface
Body lower layer (20) lower surface, attachment base (1) are equipped with supporter (11) far from the side of cavernous body lower layer (20), the supporter (11)
It is equipped with the perforation A (12) being connected to through hole (3) and perforation B (13).
2. air conditioning for automobiles refrigerant pipe access port sealing structure according to claim 1, it is characterised in that: the through hole
It (3) include the first segment (30) being sequentially coaxially arranged from top to bottom, second segment (31), third section (32), the 4th section (33) and
Five sections (34), wherein the vertical section of first segment (30) is in inverted funnel-form, second segment (31), third section (32) and the 5th section
(34) vertical section is rectangle, and the width of three is sequentially reduced, and the 4th section (33) funnel-shaped, the second segment (31) and the
There is chamfering between three sections (32).
3. air conditioning for automobiles refrigerant pipe access port sealing structure according to claim 1, it is characterised in that: the cavernous body
It (2) is low resilience surface skining formula cavernous body, decrement is more than or equal to 50%.
4. air conditioning for automobiles refrigerant pipe access port sealing structure as claimed in any of claims 1 to 3, feature exist
In: the cavernous body upper layer (21) with a thickness of 15mm~17mm, seal f ace width is 18mm~22mm, cavernous body lower layer (20)
With a thickness of 10mm~14mm, seal f ace width is 13mm~17mm.
5. air conditioning for automobiles refrigerant pipe access port sealing structure according to claim 1, it is characterised in that: the attachment base
(1) there is the flange (14) towards separate mounting surface (10) overturning, the position that supporter (11) is corresponded on attachment base (1) is equipped with annular groove
(15), the supporter (11) is embedded in the annular groove (15), and support is equipped between the flange (14) and annular groove (15) side wall
Floor (16).
6. air conditioning for automobiles refrigerant pipe access port sealing structure according to claim 5, it is characterised in that: the annular groove (15)
The position of bottom face through hole (3) offers connecting hole (17), and in the side wall of the surrounding of connecting hole (17) and annular groove (15)
Between reinforcing rib (18) are distributed with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821879725.2U CN208982651U (en) | 2018-11-15 | 2018-11-15 | Air conditioning for automobiles refrigerant pipe access port sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821879725.2U CN208982651U (en) | 2018-11-15 | 2018-11-15 | Air conditioning for automobiles refrigerant pipe access port sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208982651U true CN208982651U (en) | 2019-06-14 |
Family
ID=66791032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821879725.2U Active CN208982651U (en) | 2018-11-15 | 2018-11-15 | Air conditioning for automobiles refrigerant pipe access port sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208982651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218063A (en) * | 2022-07-18 | 2022-10-21 | 重庆长安汽车股份有限公司 | Heat insulation structure of air conditioner pipeline and vehicle |
-
2018
- 2018-11-15 CN CN201821879725.2U patent/CN208982651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115218063A (en) * | 2022-07-18 | 2022-10-21 | 重庆长安汽车股份有限公司 | Heat insulation structure of air conditioner pipeline and vehicle |
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