CN203202462U - Oil conveying pipe - Google Patents
Oil conveying pipe Download PDFInfo
- Publication number
- CN203202462U CN203202462U CN 201320068163 CN201320068163U CN203202462U CN 203202462 U CN203202462 U CN 203202462U CN 201320068163 CN201320068163 CN 201320068163 CN 201320068163 U CN201320068163 U CN 201320068163U CN 203202462 U CN203202462 U CN 203202462U
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- Prior art keywords
- pipe
- pipe joint
- transport pipe
- oil conveying
- joint
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Abstract
The utility model relates to an oil conveying pipe, in particular to an oil conveying pipe with a red copper sealing fin. The oil conveying pipe comprises an oil conveying pipe body and pipe joints arranged at the two ends of the oil conveying pipe body, wherein the pipe joints comprise a first pipe joint and a second pipe joint, the first pipe joint is a cylinder with an oil conveying chamber in the center, an oil conveying pipe installing hole is formed in the side face of the first pipe joint, a connecting bolt is installed in the center of the first pipe joint, the connecting bolt is of a hollow structure, a through hole is formed in the position, corresponding to the oil conveying pipe installing hole, of the side face of the connecting bolt, and a metal sealing gasket is arranged on the connection between the connecting bolt and the first pipe joint. According to the oil conveying pipe, the metal sealing gasket, preferably a red copper sealing gasket, is used for carrying out sealing, the fact that a metal surface and a sealing surface can be closely attached to each other can be ensured, and due to the fact that red copper has good corrosion resistance and high-temperature resistance, aging and deformation cannot happen, durable sealing performance can still be kept even under the situation of excessively-high load, and the service life of the oil conveying pipe is greatly prolonged.
Description
Technical field
The utility model relates to a kind of transport pipe, relates in particular to a kind of transport pipe with the red copper diaphragm seal.
Background technique
Transport pipe is the important connected element between motor car engine and the fuel tank, transport pipe need to connect by certain connection set on engine cylinder-body, connection set generally comprises the connecting bolt that pipe joint and middle part are provided with cavity, and need to arrange seal arrangement between connecting bolt and the pipe joint, pad is the important seal element of commonly using, and its performance quality directly has influence on the reliability of sealing.Because the connection set of transport pipe and engine cylinder-body is worked under the environment of high temperature oil, thus its sealing effect and ageing-resistant, decay resistance is most important.Existing transport pipe and the over-borrowing of engine cylinder-body joint help rubber " O " RunddichtringO to improve sealing effect, but for a long time easily aging, corrosion under the rugged environment of high temperature and oil gas of rubber seal, cause metal bolts directly to contact with other metal constructions after the "O"-ring breakage, hard ease of connection between the metal causes the seal failure of transport pipe joint, thereby produce leakage of oil, gas leak phenomenon, affect the motor effect.
The model utility content
The purpose of this utility model is to overcome the defective that prior art exists, and the transport pipe of a kind of good seal performance, long service life is provided.
The technological scheme that realizes the utility model purpose is: a kind of transport pipe, have transport pipe body and the pipe joint that is positioned at transport pipe body two ends, described pipe joint comprises the first pipe joint and the second pipe joint, be provided with the cylindrical body in oil transportation chamber centered by described the first pipe joint, described the first pipe joint side is provided with the transport pipe mounting hole, described the first pipe joint center is equipped with connecting bolt, described connecting bolt is hollow-core construction, and described connecting bolt side and transport pipe mounting hole corresponding part are provided with through hole; Described connecting bolt and the first pipe joint joint are provided with metallic gasket.
Technique scheme, described connecting bolt and the first pipe joint top surface of contact and bottom surface of contact place respectively are provided with an annular red copper sealing gasket.
Technique scheme, described the second pipe joint and transport pipe body joint are provided with connecting end surface, and described connecting end surface center is provided with the cylinder type cavity, and described connecting end surface is connected with the soldering of transport pipe body.
Technique scheme, described the second pipe joint outer end is frustum type, is provided with 2 ~ 5 circular fins between described frustum type and the connecting end surface.
Technique scheme also is provided with support on the described transport pipe body, and described support upper end is provided with semi-circular recesses, and described support and connecting rod body are flexibly connected.
After adopting technique scheme, the utlity model has following positive effect:
(1) the utility model adopts metallic gasket to seal, preferred red copper sealing gasket, thereby can guarantee that metal covering fits tightly with sealing surface is in the same place, and red copper has good corrosion resistance and resistance to high temperature, can not produce aging, distortion, even under high load, also can keep lasting sealing, greatly prolonged the working life of transport pipe;
(2) diameter of the utility model the second pipe joint connecting end surface is greater than the second pipe joint and transport pipe body diameter, can improve the join strength of pipe joint and transport pipe body, and adopt the sealed with brazing welding, the advantage such as have good seal performance, weld strength is high and appearance quality is good;
(3) the utility model the second pipe joint is used for connecting plastic flexible pipe, and the one end is set to frustum type can have leading role when plastic flexible pipe is installed, thereby can easily and fast the second pipe joint be inserted plastic flexible pipe, improves efficiency of assembling; The circular fin of the second pipe joint surface setting can play good seal action, and can prevent that plastic flexible pipe from coming off;
(4) support that is provided with of transport pipe body, can have transport pipe and support and fixation, can prevent that transport pipe transport pipe and pipe joint joint when engine vibration from occurring loosening, cause sealing decline, oil leakage phenomenon occurs, so the setting of support can prolong the working life of transport pipe; The semi-circular recesses on support top can be installed on the transport pipe, and support and transport pipe are flexibly connected, and is for convenience detach or mobile, can as required support be arranged on the suitable position of transport pipe.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model, wherein according to specific embodiment also by reference to the accompanying drawings
Fig. 1 is the utility model stereogram;
Fig. 2 is the utility model connecting bolt stereogram;
Fig. 3 is the utility model the first pipe joint stereogram;
Fig. 4 is the utility model the second pipe joint stereogram;
Fig. 5 is the utility model support stereogram;
Among the figure 1, the transport pipe body; 2, pipe joint; 21, the first pipe joint; 21-1, transport pipe mounting hole; 22, the second pipe joint; 22-1, connecting end surface; The 22-2 circular fin; 3, connecting bolt; 31, through hole; 4, sealing gasket; 5, support; 51, semi-circular recesses.
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 3, the utlity model has transport pipe body 1 and the pipe joint 2 that is positioned at transport pipe body 1 two ends, pipe joint 2 comprises the first pipe joint 21 and the second pipe joint 22, be provided with the cylindrical body in oil transportation chamber centered by the first pipe joint 21, its side is provided with transport pipe mounting hole 21-1, and the first pipe joint 21 centers are equipped with connecting bolt 3, and connecting bolt 3 is hollow-core construction, and connecting bolt 3 sides and transport pipe mounting hole 21-1 corresponding part are provided with through hole 31; Connecting bolt 3 and the first pipe joint 21 joints are provided with metallic gasket 4.
Preferably, connecting bolt 3 and the first pipe joint 21 top surface of contact and bottom surface of contact place respectively are provided with an annular red copper sealing gasket 4.Red copper has good ductility and corrosion resistance, adopts red copper to do the sealability that packing ring can improve adpting flange 2 greatly, and can prolong its working life.
Preferably, the second pipe joint 22 is provided with connecting end surface 22-1 with transport pipe body 1 joint, and connecting end surface 22-1 center is provided with the cylinder type cavity, and connecting end surface 22-1 is connected with 1 soldering of transport pipe body.
The second pipe joint 22 outer ends are frustum type, are provided with 2 ~ 5 circular fin 22-2 between frustum type and the connecting end surface 22-1, see Fig. 4.
Preferably, also be provided with support 5 on the transport pipe body 1, be used for fixing and the support transport pipe.Support 5 upper ends are provided with semi-circular recesses 51, see Fig. 5, transport pipe body 1 can be installed in the semi-circular recesses 51 of support 5 during installation, and support 5 is flexibly connected with connecting rod body 1, can conveniently support-moving be arrived the position that needs.
Working principle of the present utility model is: because red copper has good ductility, connecting bolt 3 and the first pipe joint 21 joints are with 4 extrusion-deformations of red copper sealing gasket, 4 liang of surfaces of red copper sealing gasket and two junction planes are fitted tightly does not have a bit slit, thereby reaches sealing effect.For improving sealing effect, before using, red copper sealing gasket 4 preferably carries out annealing in process, make its intensity step-down, deliquescing, to reach better sealing effect.Therefore red copper has good corrosion resistance and resistance to high temperature in addition, also can not occur wearing out under the rugged environment of high temperature and oil gas, the defective such as distortion, has higher working life.
Above-described specific embodiment; the purpose of this utility model, technological scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (5)
1. transport pipe, have transport pipe body (1) and be positioned at the pipe joint (2) at transport pipe body (1) two ends, described pipe joint (2) comprises the first pipe joint (21) and the second pipe joint (22), be provided with the cylindrical body in oil transportation chamber centered by described the first pipe joint (2), described the first pipe joint (21) side is provided with transport pipe mounting hole (21-1), described the first pipe joint (21) center is equipped with connecting bolt (3), described connecting bolt (3) is hollow-core construction, and described connecting bolt (3) side and transport pipe mounting hole (21-1) corresponding part are provided with through hole (31); It is characterized in that: described connecting bolt (3) is provided with metallic gasket (4) with the first pipe joint (21) joint.
2. transport pipe according to claim 1 is characterized in that: described connecting bolt (3) respectively is provided with an annular red copper sealing gasket (4) with the first pipe joint (21) top surface of contact and bottom surface of contact place.
3. transport pipe according to claim 1, it is characterized in that: described the second pipe joint (22) is provided with connecting end surface (22-1) with transport pipe body (1) joint, described connecting end surface (22-1) center is provided with the cylinder type cavity, and described connecting end surface (22-1) is connected with transport pipe body (1) soldering.
4. transport pipe according to claim 3, it is characterized in that: described the second pipe joint (22) outer end is frustum type, is provided with 2 ~ 5 circular fins (22-2) between described frustum type and the connecting end surface (22-1).
5. the described transport pipe of each claim according to claim 1 ~ 4, it is characterized in that: also be provided with support (5) on the described transport pipe body (1), described support (5) upper end is provided with semi-circular recesses (51), and described support (5) is flexibly connected with connecting rod body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068163 CN203202462U (en) | 2013-02-05 | 2013-02-05 | Oil conveying pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320068163 CN203202462U (en) | 2013-02-05 | 2013-02-05 | Oil conveying pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203202462U true CN203202462U (en) | 2013-09-18 |
Family
ID=49146570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320068163 Expired - Fee Related CN203202462U (en) | 2013-02-05 | 2013-02-05 | Oil conveying pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203202462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565604A (en) * | 2013-10-24 | 2015-04-29 | 镇江华翔机电制造有限公司 | High-sealing explosion-proof movable joint |
-
2013
- 2013-02-05 CN CN 201320068163 patent/CN203202462U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565604A (en) * | 2013-10-24 | 2015-04-29 | 镇江华翔机电制造有限公司 | High-sealing explosion-proof movable joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 213000 Guiyang Road, Lijia Town, Jiangsu District, Changzhou, No. 3, No. Patentee after: JIANGSU TENGCHI TECHNOLOGY Co.,Ltd. Address before: 213165 Lijia Industrial Park, Changzhou, Jiangsu Patentee before: CHANGZHOU TENGCHI AUTOMOTIVE ACCESSORIES Co.,Ltd. |
|
| 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: 20130918 Termination date: 20220205 |