CN216518297U - Throttle valve connecting pipe - Google Patents
Throttle valve connecting pipe Download PDFInfo
- Publication number
- CN216518297U CN216518297U CN202123223315.7U CN202123223315U CN216518297U CN 216518297 U CN216518297 U CN 216518297U CN 202123223315 U CN202123223315 U CN 202123223315U CN 216518297 U CN216518297 U CN 216518297U
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- throttle
- connecting flange
- connecting pipe
- lower sheet
- control valve
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The utility model discloses a throttle connecting pipe which comprises an upper piece and a lower piece which are formed by injection molding, wherein the upper piece is matched with the lower piece; the lower sheet is provided with an air inlet manifold connecting flange and a throttle connecting flange, and the air inlet manifold connecting flange and the throttle connecting flange are respectively positioned at two ends of the lower sheet; and a sealing ring is arranged on the throttle connecting flange and used for sealing gas when the connecting pipe is connected with the throttle. The utility model has better rigidity and strength at the mounting point and can meet the strength requirement of welding and coating production line tools. The throttle connecting pipe is formed by the upper sheet and the lower sheet which are formed by injection molding, so that the manufacturing difficulty of the connecting pipe at the bent part is reduced, and the throttle connecting pipe can be better suitable for the structural arrangement of an engine.
Description
Technical Field
The utility model relates to a throttle connecting pipe, and belongs to the technical field of automobile throttles.
Background
The air throttle is a controllable valve for controlling air to enter the engine, and the air can be mixed with gasoline to become combustible mixed gas after entering the air inlet pipe, so that the combustible mixed gas is combusted to form work. It is connected with air filter and engine cylinder, and is called the throat of automobile engine.
The throttle valve is one of the most important parts of the engine system of the current electronic fuel injection vehicle, the connecting pipeline of the current throttle valve is made of a rubber pipe, and the throttle valve connecting pipe needs to avoid other parts in the engine system, so that the throttle valve connecting pipe is very troublesome to process and avoid by using the traditional rubber pipe, and has high weight and large manufacturing difficulty, so that the arrangement of the engine is limited.
SUMMERY OF THE UTILITY MODEL
The utility model provides a throttle connecting pipe, which aims to solve the technical problem of high air-avoiding difficulty of the throttle connecting pipe in the prior art and realize reasonable arrangement of an engine.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: a throttle connecting pipe comprises an upper piece and a lower piece which are formed by injection molding, wherein the upper piece is matched with the lower piece; the lower sheet is provided with an air inlet manifold connecting flange and a throttle connecting flange, and the air inlet manifold connecting flange and the throttle connecting flange are respectively positioned at two ends of the lower sheet; and a sealing ring is arranged on the throttle connecting flange and used for sealing gas when the connecting pipe is connected with the throttle. The throttle valve connecting pipe adopts injection moulding's upper segment and lower piece for the manufacturing degree of difficulty of connecting pipe in the bend reduces.
Preferably, the intake manifold connecting flange and the throttle connecting flange are integrally formed with the lower sheet, thereby ensuring the accuracy of the connecting pipe at the time of assembly.
Preferably, the intake manifold connecting flange and the throttle connecting flange are both square; a bushing is arranged in the intake manifold connecting flange and is used for supporting the pressure of a bolt at the intake manifold; the throttle valve connecting flange is embedded with a nut for installing and connecting a bolt of the throttle valve.
Preferably, bushings are arranged at four corners of the intake manifold connecting flange, so that the stability of the connecting pipe and the intake manifold is enhanced; nuts are arranged at four corners of the throttle connecting flange, and the nuts are preferably copper nuts, so that the connection stability of the connecting pipe and the throttle is enhanced.
Preferably, the upper plate is provided with a wire harness support, and the wire harness support is positioned at one end of the upper plate connected with the connecting flange of the intake manifold.
Preferably, the lower plate is provided with a carbon tank control valve bracket, a crankcase ventilation pipe interface and a double check valve ventilation pipe interface; the carbon tank control valve bracket, the crankcase ventilation pipe connector and the double one-way valve ventilation pipe connector are positioned at one end of the lower sheet connected with the throttle connecting flange. The crankcase ventilation pipe interface and the double check valve ventilation pipe interface are communicated with the throttle connecting pipe. The throttle connecting pipe integrates a crankcase ventilation pipe interface and a double check valve ventilation pipe interface, can recover fuel steam from the double check valve ventilation pipe and crankcase waste gas of the crankcase ventilation pipe, mixes the fuel steam and the crankcase waste gas with fresh air from the throttle and then enters a combustion chamber through an air inlet manifold.
Preferably, the crankcase ventilation pipe interface is connected with the lower piece through a first quick-connection plug, and the double one-way valve ventilation pipe interface is connected with the lower piece through a second quick-connection plug; the first quick-connection plug and the second quick-connection plug are welded with the lower sheet. Through adopting quick connector to make throttle valve connecting pipe and crankcase ventilation pipe, two check valve ventilation pipes be connected labour saving and time saving more.
Preferably, the carbon tank control valve support comprises a pre-embedded support and a carbon tank control valve seat; the pre-buried support is vulcanized as an organic whole with carbon tank control valve seat, carbon tank control valve seat is as an organic whole with lower piece welding.
Preferably, the carbon tank control valve support is made of metal, and the connection part of the carbon tank control valve seat and the lower piece is connected through screws so as to increase the connection strength between the carbon tank control valve support and the lower piece.
Preferably, the seal ring is a rubber seal ring.
The throttle connecting pipe is formed by the upper sheet and the lower sheet which are formed by injection molding, so that the manufacturing difficulty of the connecting pipe at the bent part is reduced, and the throttle connecting pipe can be better suitable for the structural arrangement of an engine.
Meanwhile, the throttle connecting pipe integrates a wire harness support, a carbon tank control valve support, a crankcase ventilation pipe interface and a double one-way valve ventilation pipe interface, and further saves space while forming an airflow channel between the throttle and an intake manifold, so that the arrangement of an engine is more reasonable.
Drawings
FIG. 1 is a schematic structural diagram of a throttle connecting pipe according to the present invention;
FIG. 2 is a schematic view of the right side of the present invention;
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is an enlarged view of the utility model at A;
FIG. 5 is an enlarged view of the utility model at B.
Wherein: 1-upper piece, 2-lower piece, 3-intake manifold connecting flange, 301-bushing, 4-throttle connecting flange, 401-sealing ring, 402-nut, 5-wiring harness bracket, 6-carbon tank control valve bracket, 7-crankcase ventilation pipe interface, 8-double one-way valve ventilation pipe interface, 9-first quick connector and 10-second quick connector.
Detailed Description
For a better understanding of the nature of the utility model, its description is further set forth below in connection with the specific embodiments and the drawings.
The utility model is suitable for connection between a throttle valve and an intake manifold of an automobile, and particularly relates to a throttle valve connecting pipe which comprises an upper sheet 1 and a lower sheet 2 which are formed by injection molding, wherein the upper sheet 1 is matched with the lower sheet 2, as shown in figures 1 to 3. The lower sheet 2 is provided with an air inlet manifold connecting flange 3 and a throttle valve connecting flange 4, the air inlet manifold connecting flange 3 and the throttle valve connecting flange 4 are respectively positioned at two ends of the lower sheet 2 and are integrally formed with the lower sheet 2, so that the precision of the connecting pipe during assembly is ensured. The intake manifold connecting flange 3 is internally provided with a bushing 301 for relieving the pressure of the bolt at the intake manifold. The throttle connecting flange 4 is provided with a sealing ring 401 for sealing air when the connecting pipe is connected with the throttle, and the sealing ring 401 is preferably a rubber sealing ring. The throttle connecting flange 4 is embedded with a nut 402 for mounting a bolt for connecting the throttle, and the nut 402 is preferably a copper nut. The throttle connecting pipe is made of plastic and is divided into the upper sheet 1 and the lower sheet 2, so that the manufacturing difficulty of the connecting pipe at the bent part is reduced, and the arrangement of an engine is more reasonable.
The intake manifold connecting flange 3 and the throttle connecting flange 4 are both square, and the four corners of the intake manifold connecting flange 3 are provided with bushings 301, so that the stability of the connecting pipe and the intake manifold is enhanced; four angles departments of throttle valve flange 4 all are provided with nut 402, strengthen the stability that connecting pipe and throttle valve are connected.
The upper sheet 1 is provided with a wire harness support 5, and the wire harness support 5 and the upper sheet 1 are designed into a whole. The wire harness support 5 is located at one end of the upper sheet 1 connected with the intake manifold connecting flange 3.
The carbon tank control valve bracket 6, the crankcase ventilation pipe connector 7 and the double one-way valve ventilation pipe connector 8 are positioned at one end of the lower sheet 2 connected with the throttle connecting flange 4. A crankcase ventilation pipe connection 7 and a double check valve ventilation pipe connection 8 communicate with the lower plate 2.
As shown in fig. 5, the canister control valve support 6 is made of metal, and the canister control valve support 6 includes a pre-embedded support 601 and a canister control valve seat 602. The pre-buried support 601 and the carbon tank control valve seat 602 are vulcanized into a whole, and the carbon tank control valve seat 602 is welded with the lower sheet 2 through vibration friction welding. In order to increase the connection strength between the carbon tank control valve bracket 6 and the lower plate 2, the connection part of the carbon tank control valve seat 602 and the lower plate 2 is connected by a screw.
As shown in fig. 4, a first quick-connect connector 9 and a second quick-connect connector 10 are arranged on the lower sheet 2, the first quick-connect connector 9 is used for connecting the crankcase ventilation pipe connector 7 with the lower sheet 2, and the second quick-connect connector 10 is used for connecting the double one-way valve ventilation pipe connector 8 with the lower sheet 2.
The first quick-connect coupling 9 and the second quick-connect coupling 10 are connected to the lower plate 2 by vibration friction welding.
The throttle connecting pipe integrates a crankcase ventilation pipe interface 7 and a double check valve ventilation pipe interface 8, can recover fuel steam from the double check valve ventilation pipe and crankcase waste gas of the crankcase ventilation pipe, mixes the fuel steam and the crankcase waste gas with fresh air from the throttle valve and then enters a combustion chamber through an air inlet manifold.
The throttle connecting pipe integrates the wire harness bracket 5 and the carbon tank control valve bracket 6, and the wire harness bracket and the carbon tank control valve bracket are provided while an air flow channel between the throttle and the air inlet manifold is formed, so that the space is further saved, and the arrangement of an engine is more reasonable.
It should be noted that while the utility model has been described in terms of the above-mentioned embodiments, there are many other embodiments of the utility model. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model, and it is intended that all such changes and modifications be covered by the appended claims and their equivalents.
Claims (10)
1. A throttle valve connecting pipe characterized in that: the plastic injection molding device comprises an upper sheet (1) and a lower sheet (2) which are formed through injection molding, wherein the upper sheet (1) is matched with the lower sheet (2); the lower piece (2) is provided with an air intake manifold connecting flange (3) and a throttle connecting flange (4), and the air intake manifold connecting flange (3) and the throttle connecting flange (4) are respectively positioned at two ends of the lower piece (2).
2. The throttle connecting pipe according to claim 1, wherein: and the intake manifold connecting flange (3), the throttle connecting flange (4) and the lower sheet (2) are integrally formed.
3. The throttle connecting pipe according to claim 1 or 2, wherein: the intake manifold connecting flange (3) and the throttle connecting flange (4) are both square; a bushing (301) is arranged in the intake manifold connecting flange (3) and is used for reducing the pressure borne by a bolt at the intake manifold; a sealing ring (401) and a nut (402) are arranged on the throttle connecting flange (4); the sealing ring (401) is used for sealing air when the throttle connecting pipe is connected with the throttle; the nut (402) is connected with a bolt for installing the throttle valve.
4. The throttle connecting pipe according to claim 3, wherein: the four corners of the intake manifold connecting flange (3) are provided with bushings (301); four corners of the throttle valve connecting flange (4) are provided with nuts (402), and the nuts (402) are copper nuts.
5. The throttle connecting pipe according to claim 3, wherein: the sealing ring (401) is a rubber sealing ring.
6. The throttle connecting pipe according to claim 1, wherein: the air inlet manifold is characterized in that the upper sheet (1) is provided with a wire harness support (5), and the wire harness support (5) is located at one end, connected with the air inlet manifold connecting flange (3), of the upper sheet (1).
7. The throttle connecting pipe according to claim 1, wherein: the lower sheet (2) is provided with a carbon tank control valve bracket (6), a crankcase ventilation pipe interface (7) and a double one-way valve ventilation pipe interface (8); the carbon tank control valve bracket (6), the crankcase ventilation pipe connector (7) and the double one-way valve ventilation pipe connector (8) are positioned at one end of the lower sheet (2) connected with the throttle valve connecting flange (4); the crankcase ventilation pipe connector (7) and the double one-way valve ventilation pipe connector (8) are communicated with the lower sheet (2).
8. The throttle connecting pipe according to claim 7, wherein: the crankcase ventilation pipe connector (7) is connected with the lower sheet (2) through a first quick-connection connector (9), and the double one-way valve ventilation pipe connector (8) is connected with the lower sheet (2) through a second quick-connection connector (10); the first quick-connection plug (9) and the second quick-connection plug (10) are welded with the lower sheet (2).
9. The throttle connecting pipe according to claim 7, wherein: the carbon tank control valve support (6) comprises an embedded support (601) and a carbon tank control valve seat (602); the embedded support (601) and the carbon tank control valve seat (602) are vulcanized into a whole, and the carbon tank control valve seat (602) and the lower piece (2) are welded into a whole.
10. The throttle connecting pipe according to claim 9, wherein: the carbon tank control valve support (6) is made of metal, and the carbon tank control valve seat (602) is connected with the lower sheet (2) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123223315.7U CN216518297U (en) | 2021-12-21 | 2021-12-21 | Throttle valve connecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123223315.7U CN216518297U (en) | 2021-12-21 | 2021-12-21 | Throttle valve connecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216518297U true CN216518297U (en) | 2022-05-13 |
Family
ID=81502205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123223315.7U Active CN216518297U (en) | 2021-12-21 | 2021-12-21 | Throttle valve connecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216518297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539222A (en) * | 2022-09-29 | 2022-12-30 | 赛力斯集团股份有限公司 | Throttle valve assembly |
-
2021
- 2021-12-21 CN CN202123223315.7U patent/CN216518297U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115539222A (en) * | 2022-09-29 | 2022-12-30 | 赛力斯集团股份有限公司 | Throttle valve assembly |
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