CN202791078U - Engine connecting pipe - Google Patents
Engine connecting pipe Download PDFInfo
- Publication number
- CN202791078U CN202791078U CN 201220352822 CN201220352822U CN202791078U CN 202791078 U CN202791078 U CN 202791078U CN 201220352822 CN201220352822 CN 201220352822 CN 201220352822 U CN201220352822 U CN 201220352822U CN 202791078 U CN202791078 U CN 202791078U
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- China
- Prior art keywords
- bronchus
- boss
- support
- attachment hole
- shape
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- 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.)
- Expired - Fee Related
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
An engine connecting pipe is combined by a support, a branch air pipe and a hollow body. A support mounting hole and a branch air pipe mounting hole are arranged on the body. Two support end portions are disposed on the support. One support end portion extends out of the body through a support connecting hole. The other support end portion is provided with a support boss. The support boss is of the same shape with the support mounting hole and covers the support connecting hole from inside of the body to be integrated with the body. The branch air pipe is provided with two branch air pipe end portions. One branch air pipe end portion penetrates through a branch air pipe connecting hole to extend out of the body. The other branch air pipe end portion is provided with a branch air pipe boss. The branch air pipe boss is of the same shape with the branch air pipe mounting hole and covers the branch air pipe connecting hole from inside of the body to be integrated with the body.
Description
Technical field
The utility model relates to a kind of connecting pipe of engine.
Background technique
At present, the connecting pipe of engine that is comprised of body, support, three members of bronchus on the market is by injection moulding bronchus, injection molding support and blowing body are connected together by the mode of hot plate welding machine with welding.
Fig. 2 is former connecting pipe of engine STRUCTURE DECOMPOSITION figure.Wherein, Fig. 2 a is the bronchial structural representation of former injection moulding; Fig. 2 b is the structural representation of former injection molding support; Fig. 2 c is the structural representation of blowing body; Fig. 2 d is the structural representation of former connecting pipe of engine; Fig. 2 e be Fig. 2 d partly cut open figure.As shown in Figure 2, the connecting pipe of engine that is formed by former structure welding often produces the problems such as off normal, bubble, flash, heat seal strength are low in fusion process, wherein, have off normal and bubble and much all be substandard products in the connecting pipe of engine that forms, the reject rate that namely causes is just very high; The flash that occurs in the dissolving in addition is uncontrollable, thereby the connecting pipe of engine outward appearance that forms is ugly; The obvious quality of the connecting pipe of engine that heat seal strength is low is relatively just not high.Generally speaking, the connecting pipe of engine of existing structure formation also needs better structure to solve the problems referred to above.
The model utility content
For above problem, the utility model provides a kind of connecting pipe of engine of novel structure to solve these problems.
A kind of connecting pipe of engine that is combined into by the body of support, bronchus and hollow, it is characterized in that: body is provided with support mounting hole and bronchus mounting hole, support is provided with two bracket end, one of them bracket end is passed the support attachment hole and is stretched out body, another bracket end is provided with the support boss, and the shape of this support boss covers described support attachment hole corresponding to the shape of support mounting hole and from the inside of body and forms as one with described body; Bronchus is provided with two bronchus ends, a bronchus end is passed from the bronchus attachment hole, stretch out body, another bronchus end is provided with the bronchus boss, and the shape of this bronchus boss covers the bronchus attachment hole corresponding to the shape of bronchus mounting hole and from the inside of body and forms as one with body;
Further, the connecting pipe of engine that the utility model provides can also have such feature: the support boss is the support boss of step type, the shape that the shape of the support boss of this step type on from another bracket end to a bracket end bearing of trend extended from body interior phase body exterior corresponding to the support attachment hole, thus this support boss covers the support attachment hole and form one layer by layer.
Further, the connecting pipe of engine that the utility model provides can also have such feature: the bronchus boss is the bronchus boss of step type, the shape that the shape of the bronchus boss of this step type on from another bronchus end to a bronchus end bearing of trend extended from body interior to body exterior corresponding to the bronchus attachment hole, thus this bronchus boss covers the bronchus attachment hole and form one layer by layer.
Further, the connecting pipe of engine that the utility model provides can also have such feature: support boss and bronchus boss all are the boss of step type, the shape that the shape of the support boss of step type on from another bracket end to a bracket end bearing of trend extended from body interior phase body exterior corresponding to the support attachment hole, thus this support boss covers the support attachment hole and form one layer by layer; The shape that the shape of the bronchus boss of step type on from another bronchus end to a bronchus end bearing of trend extended from body interior to body exterior corresponding to the bronchus attachment hole, thus this bronchus boss covers the bronchus attachment hole and form one layer by layer.
Further, the connecting pipe of engine that the utility model provides can also have such feature: body is that thermoplastic resin is made, support boss and described support attachment hole are to come so that the thermoplastic resin around the support attachment hole envelopes described support boss, so that the support boss covers the support attachment hole fully and both form as one by blowing; Bronchus boss and bronchus attachment hole are to come so that the thermoplastic resin around the bronchus attachment hole envelopes the bronchus boss, so that the bronchus boss covers the support attachment hole fully and both form as one by blowing.
Model utility effect and effect
The connecting pipe of engine that the utility model provides is because support and the bronchial the other end boss corresponding with shape attachment hole that all be provided with, guaranteed can not be shifted when bronchus and support are connected with body, by blowing the thermoplastic resin around the support attachment hole is enveloped described support boss and increased support and body shape all-in-one-piece thickness, thermoplastic resin around the bronchus attachment hole envelopes the bronchus boss has increased the thickness that bronchus and body form as one, thereby the stability that why strong support and bronchus are connected with body, simultaneously, the blowing manufacturing has also avoided occurring bubble, the generation of the situation of flash has thoroughly solved former connecting pipe of engine because the problem that the structural imperfection youngster produces.
Description of drawings
Fig. 1 is the structural representation of the utility model connecting pipe of engine in an embodiment;
Fig. 2 is the structural representation of former connecting pipe of engine;
Fig. 3 is the structural representation of the utility model body in an embodiment;
Fig. 4 is the structural representation of the utility model support in an embodiment;
Fig. 5 is the utility model bronchial structural representation in an embodiment;
Fig. 6 is the utility model support in an embodiment and the connection diagram of bronchus and body;
Embodiment
Fig. 1 is the structural representation of the utility model connecting pipe of engine in an embodiment.Wherein, Fig. 1 a is the composition schematic representation of the connecting pipe of engine in the present embodiment, and Fig. 1 b is the partial enlarged drawing of Fig. 1 a.As shown in Figure 1, the connecting pipe of engine that is combined into of a kind of body 1 by hollow, support 2 and bronchus 3.
Fig. 3 is the structural representation of the utility model body in an embodiment.As shown in Figure 3, body 1 is made for thermoplastic resin, which is provided with support mounting hole and bronchus mounting hole.
Fig. 4 is the structural representation of the utility model support in an embodiment.As shown in Figure 4, support 2 is provided with two bracket end, one of them bracket end is used for passing the support attachment hole and stretches out body, another bracket end is provided with the support boss 4a of step type, the shape that shape on from from another bracket end to a bracket end bearing of trend is extended from body interior to body exterior corresponding to the support attachment hole, and can cover from the inside of body described support attachment hole.
Fig. 5 is the utility model bronchial structural representation in an embodiment.Wherein, Fig. 5 a is the bronchial front elevation in the present embodiment, and Fig. 5 b is the bronchial profile in the present embodiment.As shown in Figure 5, bronchus 3 is provided with two bronchus ends, and a bronchus end is passed for the bronchus attachment hole from body, stretches out body.Another bronchus end is provided with the bronchus boss 4b of step type, the shape that the shape of the bronchus boss of this step type on from another bronchus end to a bronchus end bearing of trend extended from body interior to body exterior corresponding to the bronchus attachment hole, and can cover from the inside of body the bronchus attachment hole.
Fig. 6 is the utility model support in an embodiment and the connection diagram of bronchus and body.As shown in Figure 6, support 2 is connected with support attachment hole on the body, and bronchus 3 is connected with bronchus attachment hole on the body.
The support attachment hole is passed in an end of support 2, stretch out body 1, its support boss 4a covers layer by layer the support attachment hole and forms as one with body, this support and being connected of body are by the blowing body so that when forming the support attachment hole in the present embodiment, thereby the thermoplastic resin around it envelopes support boss 4a layer by layer so that the thickness of the connection part of support and body increases greatly, and support 2 is fixed on the body 1 firmly, and the appearance of joint is smooth, smooth, attractive in appearance.
The bronchus attachment hole is passed in an end of bronchus 3, stretches out body.The bronchus boss 4b of its step type covers layer by layer the bronchus attachment hole and forms as one with body, bronchus in the present embodiment and being connected of body also are when the blowing body and so that when forming the bronchus attachment hole, thermoplastic resin around it envelopes layer by layer bronchus boss 4b and forms as one, thereby so that bronchus increases greatly with the thickness that is connected of body, and bronchus also is fixed on the body 1 firmly, the joint appearance is smooth, and is smooth, attractive in appearance.
Because the global shape of bronchus boss is corresponding to the global shape of the bronchus attachment hole of its covering, the global shape of support boss is corresponding to the global shape of the support attachment hole of its covering, thereby also the off normal phenomenon can not occur when support and bronchus are connected with body.
Support boss in the present embodiment is step type, and obviously, it can also be other boss corresponding with support attachment hole shape.
Bronchus boss in the present embodiment also is step type, and obviously, it can also be other boss corresponding with support attachment hole shape.
Embodiment's effect and effect
In sum, connecting pipe of engine in the present embodiment is by being provided with the support boss corresponding with support attachment hole shape and having guaranteed that with the corresponding bronchus boss of bronchus attachment hole support off normal can not occur with body and bronchus with being connected of body, because the mode by blowing is connected support with the support attachment hole and bronchus is connected with the bronchus attachment hole forms as one, bubble phenomenon can not appear, whole boss is enveloped by the thermoplastic resin around the attachment hole on the body, connecting thickness ensures to some extent, thereby whole engine connecting device quality is good, attractive in appearance, practicality.
Claims (5)
1. connecting pipe of engine that is combined into by the body of support, bronchus and hollow is characterized in that:
Described body is provided with support mounting hole and bronchus mounting hole,
Described support is provided with two bracket end, one of them bracket end is stretched out described body from described support attachment hole, another bracket end is provided with the support boss, and the shape of this support boss covers described support attachment hole corresponding to the shape of described support mounting hole and from the inside of described body and forms as one with described body;
Described bronchus is provided with two bronchus ends, a bronchus end is passed from described bronchus attachment hole, stretch out described body, another bronchus end is provided with the bronchus boss, and the shape of this bronchus boss covers described bronchus attachment hole corresponding to the shape of described bronchus mounting hole and from the inside of described body and forms as one with described body.
2. connecting pipe of engine according to claim 1 is characterized in that:
Wherein, the support boss that described support boss is step type, the shape that the shape of the support boss of this step type on from described another bracket end to a described bracket end bearing of trend extended from body interior to body exterior corresponding to described support attachment hole, thus this support boss covers described support attachment hole and form one layer by layer.
3. connecting pipe of engine according to claim 1 is characterized in that:
Wherein, the bronchus boss that described bronchus boss is step type, the shape that the shape of the bronchus boss of this step type on from described another bronchus end to a bronchus end bearing of trend extended from body interior to body exterior corresponding to described bronchus attachment hole, thus this bronchus boss covers described bronchus attachment hole and form one layer by layer.
4. connecting pipe of engine according to claim 1 is characterized in that:
Wherein, described support boss and described bronchus boss all are the boss of step type, the shape that the shape of the support boss of described step type on from described another bracket end to a described bracket end bearing of trend extended from body interior phase body exterior corresponding to described support attachment hole, thus this support boss covers described support attachment hole and form one layer by layer; The shape that the shape of the bronchus boss of described step type on from described another bronchus end to a bronchus end bearing of trend extended from body interior to body exterior corresponding to described bronchus attachment hole, thus this bronchus boss covers described bronchus attachment hole and form one layer by layer.
5. connecting pipe of engine according to claim 1 is characterized in that:
Wherein, described body is that thermoplastic resin is made,
Described support boss and described support attachment hole are to come so that the thermoplastic resin around the described support attachment hole envelopes described support boss, so that described support boss covers described support attachment hole fully and both form as one by blowing;
Described bronchus boss and described bronchus attachment hole are to come so that the thermoplastic resin around the described support attachment hole envelopes described bronchus boss, so that described bronchus boss covers described support attachment hole fully and both form as one by blowing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220352822 CN202791078U (en) | 2012-07-19 | 2012-07-19 | Engine connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220352822 CN202791078U (en) | 2012-07-19 | 2012-07-19 | Engine connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791078U true CN202791078U (en) | 2013-03-13 |
Family
ID=47818341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220352822 Expired - Fee Related CN202791078U (en) | 2012-07-19 | 2012-07-19 | Engine connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574208A (en) * | 2012-07-19 | 2014-02-12 | 上海群力橡塑制品有限公司 | Engine connection pipe |
-
2012
- 2012-07-19 CN CN 201220352822 patent/CN202791078U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574208A (en) * | 2012-07-19 | 2014-02-12 | 上海群力橡塑制品有限公司 | Engine connection pipe |
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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: 20130313 Termination date: 20210719 |