CN205858905U - A kind of component for connecting pipelines of automobile air conditioner - Google Patents
A kind of component for connecting pipelines of automobile air conditioner Download PDFInfo
- Publication number
- CN205858905U CN205858905U CN201620877268.8U CN201620877268U CN205858905U CN 205858905 U CN205858905 U CN 205858905U CN 201620877268 U CN201620877268 U CN 201620877268U CN 205858905 U CN205858905 U CN 205858905U
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- CN
- China
- Prior art keywords
- screw rod
- bolt
- accessory
- component
- described screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
This utility model provides a kind of component for connecting pipelines of automobile air conditioner, including a bolt, described bolt includes a screw rod and the head being connected with described screw rod one end, on the outer surface of described head, it is provided with the first external screw thread at described screw rod, is provided with a boss protruding from described screw rod outer surface at the described screw rod other end；When assembling, described bolt penetrates first accessory with a through hole, and described boss fits towards a side surface of described first accessory and a corresponding side surface of described first accessory.This utility model uses the mounting means of rivet type by bolt riveting on the first accessory of for example, pressing plate, thus avoids bolt looseness, bias and the risk of screw thread damage.Furthermore, described bolt uses rivet type structure can reduce the human factor impact on bolts assemblies, strengthens the controllability that bolt is installed, effectively evades and produce generation bad in installation process, and then Improving The Quality of Products.
Description
Technical field
This utility model relates to technical field of automobile, particularly relates to a kind of structure for connecting pipelines of automobile air conditioner
Part.
Background technology
At present, in the piping installation of automotive air-conditioning system, bolt 100 is generally used to be fastenedly connected to one first accessory
130(for example, one pressing plate 130), wherein this bolt 100 includes for example, head 120 of hexangle type and itself and be connected
Cylinder screw rod 110, is provided with the first external screw thread 111 on the outer surface of one end of described screw rod 110, at described screw rod 110
Outer surface near the other end of described head 120 is provided with the second external screw thread 112, referring specifically to Figure 1A.At described bolt
100 when being connected with described pressing plate 130, and the first external screw thread 111 of described screw rod 110 must be tightened completely with described pressing plate 130, ginseng
As shown in Figure 1B.
Generally, first the head 120 of described bolt 100 is inserted electric torque rifle by operator, by electric torque rifle
Drive and drive described bolt 100 to rotate, and make the one end with the described bolt 100 of the first external screw thread 111 be inserted into institute
Stating pressing plate 130 internal, so, described bolt 100 can be anchored on described pressing plate 130, and one end of wherein said bolt 100 is inserted
Being the operation according to described electric torque rifle to the degree of depth within described pressing plate 130 and moment of torsion and be controlled, wherein moment of torsion is
A Testing index of locking is judged whether when described bolt 100 is installed.Then, operator can will have the second external screw thread 112
The other end of described bolt 100 through a through hole of one second accessory, and be connected with a nut, so that described first
Accessory 130(for example, pressing plate 130) it is connected, referring specifically to Fig. 1 C and figure with described second accessory fastening by described bolt 100
1D。
As the above-mentioned bolt 100 with the first external screw thread 111 and the second external screw thread 112 can also be called bullhead spiral shell
Bolt.But, (1) is in operation to use such a bullhead bolt can there is problems in that in practical operation, it is necessary first to
It is screwed in manual for one end (it has the first external screw thread 111) of bolt 100 in advance on pressing plate 130, then, enters by electric torque rifle
Row locking operation, this mounting means has installs loaded down with trivial details, that beat (i.e. set-up time) is longer problem；(2) operator is manual
Pre-stubborn bolt 100 and electric torque rifle can produce uncontrollable situation during installing bolt 100, and need subjective judgment spiral shell
Whether bolt 100 is installed and is put in place, but in actual mechanical process, installs that moment of torsion is not in place or the phenomenon such as setting-up eccentricity still has
Occurring, the assembling degree of depth of such as bolt 100 is not in place, or installation bolt 100 bias is easily caused the loosening, de-of bolt 100
Fall, and then produce the problems such as accessory sealing leak；(3) automobile varying environment (such as hollow, road surface of jolting), varying strength and
When working under irregular vibrating state, the mode of above-mentioned pressing plate 130 connecting bolt 100 and nut have vibrations cause bolt and
The hidden danger of nut loosening, so, the overall performance of whole automotive air-conditioning system declines, the most directly leakage causes refrigeration performance
Lost efficacy.
Therefore, a kind of novel component for connecting pipelines of automobile air conditioner of offer is provided badly.
Utility model content
The purpose of this utility model is, it is provided that a kind of component for connecting pipelines of automobile air conditioner, it uses rivet type
Mounting means by bolt riveting on the first accessory of for example, pressing plate, thus avoid bolt looseness, bias and screw thread damage
Risk.Furthermore, described bolt uses rivet type structure can reduce the human factor impact on bolts assemblies, strengthens
The controllability that bolt is installed, effectively evades and produces generation bad in installation process, and then Improving The Quality of Products.It addition, it is logical
Cross and use the mounting means of riveting can improve personnel's efficiency, and reduce manufacturing cost.
In order to achieve the above object, this utility model provides a kind of component for connecting pipelines of automobile air conditioner, including
One bolt, described bolt includes a screw rod and the head being connected with described screw rod one end, at described screw rod near described head
Outer surface be provided with the first external screw thread, be provided with one at the described screw rod other end and protrude from the convex of described screw rod outer surface
Platform；When assembling, described bolt penetrates first accessory with a through hole, and described boss is towards described first accessory
One side surface fits with a corresponding side surface of described first accessory.
Optionally, described boss is circular along the cross section of the radial direction of described screw rod.
Optionally, described boss is arranged on the end of the described screw rod other end.
Optionally, described boss is positioned close to the other end of described screw rod.
Optionally, on described screw rod and the position corresponding with described through hole is provided with multiple tusk, the plurality of
Tusk extends along the axial direction of described screw rod.
Optionally, the plurality of tusk is equally spaced from one another around the outer surface of described screw rod.
Optionally, the plurality of toothed outer surface protrudes from the outer surface of described screw rod.
Optionally, the plurality of toothed external diameter is more than the internal diameter of the described through hole of described first accessory, so that filling
Timing, described toothed outer surface forms interference fit with the inner peripheral surface of the described through hole of described first accessory.
The utility model has the advantage of, not only reliability, sealing property and the tension of elevator bolt assembling takes off performance, and
And avoid bias and the loosening risk that bolt technique exists is installed.It addition, this utility model reduces frock clamp further
Design and develop cost, and erection & lift beat, it is ensured that the stability that bolt is installed.
Accompanying drawing explanation
Figure 1A be in prior art bolt and the first accessory assembling before schematic diagram；
Figure 1B be in prior art bolt and the first accessory assembling after schematic diagram；
Fig. 1 C is the schematic diagram before bolt in prior art, the first accessory, the second accessory and nut assembling；
Fig. 1 D is the schematic diagram after bolt in prior art, the first accessory, the second accessory and nut assembling；
Fig. 2 is the structural representation of a kind of component for connecting pipelines of automobile air conditioner in this utility model one embodiment
Figure；
Fig. 3 A is described in this utility model one embodiment component for connecting pipelines of automobile air conditioner and the first accessory
Schematic diagram before assembling；
Fig. 3 B is described in this utility model one embodiment component for connecting pipelines of automobile air conditioner and the first accessory
Schematic diagram after assembling；
Fig. 4 A is that the described component and first for connecting pipelines of automobile air conditioner in another embodiment of this utility model is joined
Schematic diagram before the assembling of part, the second accessory, nut；
Fig. 4 B is that the described component and first for connecting pipelines of automobile air conditioner in another embodiment of this utility model is joined
Schematic diagram after the assembling of part, the second accessory, nut.
Detailed description of the invention
This utility model offer is used for connecting the specific embodiment party of the component of pipelines of automobile air conditioner below in conjunction with the accompanying drawings
Formula elaborates.
Fig. 2 is the structural representation of a kind of component for connecting pipelines of automobile air conditioner in this utility model one embodiment
Figure.Fig. 3 A is described in this utility model one embodiment component for connecting pipelines of automobile air conditioner and the first accessory assembles it
Front schematic diagram.Fig. 3 B is the described component and first for connecting pipelines of automobile air conditioner in embodiment described in the utility model
Schematic diagram after accessory assembling.
Seeing Fig. 2 to Fig. 3 B, this utility model provides a kind of component connecting pipelines of automobile air conditioner, including a bolt 200,
Described bolt 200 includes a screw rod 210 and the head 220 being connected with described screw rod 210 one end.Described screw rod 210 is cylinder
Body.On the outer surface of described head 220, the first external screw thread 211 it is provided with at described screw rod 210, another at described screw rod 210
One end is provided with a boss 240 protruding from described screw rod 210 outer surface.In embodiment described in the utility model, described convex
Platform 240 is arranged on the end of described screw rod 210 other end.And in other section Example of the present utility model, described boss
240 other ends that can also be positioned close to described screw rod 210.
When assembling, described bolt 200 penetrates first accessory 130 with a through hole 131.See shown in Fig. 3 A,
In embodiment described in the utility model, described first accessory 130 can be one to be used in the piping installation of automotive air-conditioning system
Pressing plate.Generally, described pressing plate is equivalent to the seal nipple of a docking, (is seen shown in Fig. 4 B by two joints by bolt
130 and 140) it is fixed together and does not unclamps.Certainly, described first accessory 130 can also be other assemblies.Described first accessory
130 through holes 131 with a circle, the internal diameter of described through hole 131 is slightly larger than the external diameter of the described screw rod of described bolt 200.Institute
Stating through hole 131 allows described bolt 200 to penetrate described first accessory 130.When described bolt 200 passes through riveting press equipment (in figure not
Show) it is pushed and inserts described first accessory 130 and riveting when described first accessory 130, the outer surface of described screw rod 210
Can supporting by the inner peripheral surface of described through hole 131.When described bolt 200 riveting is in described first accessory 130, described
Boss 240 is towards a side surface 241(of described first accessory 130 or claims end face) with the corresponding side of described first accessory 130
Surface 132 is parallel and fits tightly, that is, very close to each other between described bolt 200 and described first accessory 130, to show peace
Install to position, thus controlled the fitting depth of described bolt 200 by described boss 240, see Fig. 3 A and 3B.So, pass through
Above-mentioned configuration, it is possible to efficiently solve and install in prior art that moment of torsion is not in place or the problem such as setting-up eccentricity.Further, since
The end of described bolt 200 other end is provided with boss 240, therefore, it is possible to avoid the nut 120 described in prior art may be to
What one external screw thread 111 was caused pulls effect.
With continued reference to Fig. 2, in embodiment described in the utility model, described boss 240 is along the radial direction side of described screw rod 210
To cross section be circular, that is described boss 240 is a cylinder.Further, described boss 240 is arranged on described screw rod 210
The end of the other end, sees shown in Fig. 3 A.Certainly, in other section Example, described boss 240 can also be positioned close to
The other end of described screw rod 210, not shown in the accompanying drawing of embodiment described in the utility model.
In embodiment described in the utility model, on described screw rod 210 and the position corresponding with described through hole 131
Being provided with multiple tusk 230, the plurality of tusk 230 extends along the axial direction of described screw rod 210.Further, described many
Individual tusk 230 is equally spaced from one another around the outer surface of described screw rod 210.Due on described screw rod 210 and with institute
State the corresponding position of through hole 131 to be provided with the outer surface of multiple tusk 230 and the plurality of tusk 230 and protrude from institute
State the outer surface (seeing Fig. 2 and Fig. 3 A and 3B) of screw rod 210, say, that the external diameter of the plurality of tusk 230 is more than institute
State the internal diameter of the described through hole 131 of the first accessory 130, therefore, when described bolt 200 riveting is in described first accessory 130, institute
The inner peripheral surface of the outer surface and the described through hole 131 of described first accessory 130 of stating multiple tusk 230 forms interference and joins
Close, thus described tusk 230 can be effectively prevented described bolt 200 in the described through hole 131 of described first accessory 130
Rotate, be further ensured that the concentricity between the first accessory 130 and described bolt 200, and will not loosen.
See Fig. 4 A and Fig. 4 B, in another embodiment of the present utility model, need in a pipelines of automobile air conditioner device
The a first accessory 130(for example, pressing plate 130) can also be such as a pressing plate by a component and the second accessory 140(, with pressure
Plate 130 Butt sealing) it is assembled together.Generally by external pressure two parts are forced together and referred to as rivet, and this practicality
The profile of novel described bolt is nail-like, therefore, uses the bolt 200 of the rivet type component shown in Fig. 2 to assemble.
First described bolt 200 is inserted into described first accessory 130 and riveting in institute by riveting press equipment by operator
State the first accessory 130.A side surface 241 of described boss and described first accessory 130 is made by the mounting means of riveting
A corresponding side surface 132 is parallel and fits tightly, say, that described bolt 200 is compacted to described first accessory 130, installs
Put in place, thus strengthen the installation controllability of bolt 200, also ensure both concentricitys simultaneously, eliminate torsion of the prior art
Square checks.
Furthermore, the external diameter of the plurality of tusk 230 is more than the internal diameter of the through hole 131 of described first accessory 130,
So that when assembling, both form interference fit, therefore, it is possible to effectively reduce bolt 200 loosening, partially in the first accessory 130
The heart and the risk of screw thread damage, it is to avoid produce generation bad in installation process, and then Improving The Quality of Products.
In described first accessory 130, there is screw rod 210 one end of the first external screw thread 211 at described bolt 200 riveting simultaneously
After described first accessory 130, then, screw rod 210 one end with the first external screw thread 211 is continued across the second accessory
The through hole 141 of 140, to be connected with a nut 150, so that described first accessory 130 is by described bolt 200 and described the
Two accessory 140 compact siro spinning technology.Compared to double head type bolt of the prior art, (its outer surface has the first external screw thread 111 He
Second external screw thread 112), the outer surface of bolt 200 described in the utility model only has the first external screw thread 211, but owing to adopting
With the mounting means of riveting, therefore, on the basis of ensureing installation quality and stablizing, reduce the complexity of bolt mounting tool
With design and develop cost, and erection & lift beat effectively.
Therefore, by above-mentioned configuration, this utility model improves the reliability of bolts assemblies, between taking off property of tension and accessory
Sealing property, and efficiently control assembling bolt during there may be risk, both promoted whole product (plumbing installation)
The uncontrollable factors such as quality level, the most effectively suppression manual operation, and then it is effectively improved production efficiency and product quality.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
Art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these improvements and modifications
Also should be regarded as protection domain of the present utility model.
Claims (8)
1. for connecting a component for pipelines of automobile air conditioner, including a bolt, it is characterised in that described bolt includes a screw rod
And the head being connected with described screw rod one end, on the outer surface of described head, it is provided with the first outer spiral shell at described screw rod
Stricture of vagina, is provided with a boss protruding from described screw rod outer surface at the described screw rod other end；When assembling, described bolt penetrates one
There is the first accessory of a through hole, and described boss is towards a side surface and described first accessory right of described first accessory
A side surface is answered to fit.
Component the most according to claim 1, it is characterised in that described boss along the cross section of the radial direction of described screw rod is
Circular.
Component the most according to claim 1, it is characterised in that described boss is arranged on the end of the described screw rod other end.
Component the most according to claim 1, it is characterised in that described boss is positioned close to the other end of described screw rod.
Component the most according to claim 1, it is characterised in that on described screw rod and the position corresponding with described through hole
Place is provided with multiple tusk, and the plurality of tusk extends along the axial direction of described screw rod.
Component the most according to claim 5, it is characterised in that the plurality of tusk is around the outer surface of described screw rod
Equally spaced from one another.
Component the most according to claim 5, it is characterised in that the plurality of toothed outer surface protrudes from described screw rod
Outer surface.
Component the most according to claim 5, it is characterised in that the plurality of toothed external diameter is more than described first accessory
The internal diameter of described through hole so that when assembling, the described through hole of described toothed outer surface and described first accessory
Inner peripheral surface forms interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877268.8U CN205858905U (en) | 2016-08-15 | 2016-08-15 | A kind of component for connecting pipelines of automobile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620877268.8U CN205858905U (en) | 2016-08-15 | 2016-08-15 | A kind of component for connecting pipelines of automobile air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205858905U true CN205858905U (en) | 2017-01-04 |
Family
ID=57594215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620877268.8U Expired - Fee Related CN205858905U (en) | 2016-08-15 | 2016-08-15 | A kind of component for connecting pipelines of automobile air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205858905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050858A (en) * | 2016-08-15 | 2016-10-26 | 上海酷风汽车部件有限公司 | Component used for connecting automobile air conditioner pipeline |
-
2016
- 2016-08-15 CN CN201620877268.8U patent/CN205858905U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106050858A (en) * | 2016-08-15 | 2016-10-26 | 上海酷风汽车部件有限公司 | Component used for connecting automobile air conditioner pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170104 Termination date: 20200815 |