CN218326379U - Double one-way valve integrated with pressure sensor - Google Patents
Double one-way valve integrated with pressure sensor Download PDFInfo
- Publication number
- CN218326379U CN218326379U CN202221307965.1U CN202221307965U CN218326379U CN 218326379 U CN218326379 U CN 218326379U CN 202221307965 U CN202221307965 U CN 202221307965U CN 218326379 U CN218326379 U CN 218326379U
- Authority
- CN
- China
- Prior art keywords
- pressure sensor
- way valve
- negative pressure
- double
- air outlet
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a double one-way valve of an integrated pressure sensor, which comprises a double one-way valve with a pressure sensor assembly; the double one-way valve pressure sensor assembly consists of a negative pressure air outlet joint I, a one-way valve, an air inlet joint, a negative pressure air outlet joint II and a pressure sensor; the negative pressure air outlet joint I, the one-way valve and air inlet joint, the negative pressure air outlet joint II and the pressure sensor are sequentially arranged from front to back and are connected together; the double one-way valve with the pressure sensor assembly is fixed with the engine. The utility model discloses integrated pressure sensor's two check valves adopts the welded mode, directly integrates pressure sensor and two check valves together for near the pipeline arrangement of engine further optimizes, has improved part commonality, assembly efficiency, arranges efficiency, reduces the part cost, has saved the assemble duration.
Description
Technical Field
The utility model relates to a two check valves, concretely relates to integrated pressure sensor's two check valves.
Background
For a vehicle type with a turbocharger, desorption schemes of an activated carbon tank are complex, pipelines near an engine are complicated, and arrangement space is short. After repeated optimization of automobile engineers, a scheme of arranging the double check valves and the pressure sensors together is generally adopted at present, and the scheme greatly optimizes the arrangement space, so that the pipeline arrangement is more reasonable.
However, the double check valve assembly and the pressure sensor assembly are independent parts, the double check valve is fixed with the engine through a bolt, and the pressure sensor is fixed with the double check valve through a bolt. In the middle of the connection mode, small parts such as metal bushings and sealing rings are required, the connection is complex, and in order to ensure the reliability after installation, the tightness of the pressure sensor assembly needs to be tested after the pressure sensor assembly and the double one-way valve are fixed together. The design generates redundant installation and test links, reduces the assembly efficiency and increases the cost.
Disclosure of Invention
An object of the utility model is to provide a compact structure's integrated pressure sensor's two check valves, with pressure sensor assembly and two check valve integration together to it is fixed with the engine that the bolt passes through to solve two check valves, and pressure sensor passes through the bolt and links firmly the problem of connecting complicacy, assembly efficiency low with two check valves again.
The utility model aims at realizing through the following technical scheme:
a double one-way valve integrated with a pressure sensor comprises a double one-way valve with a pressure sensor assembly 1;
the double one-way valve pressure sensor assembly 1 consists of a negative pressure air outlet connector I1.1, a one-way valve and air inlet connector 1.2, a negative pressure air outlet connector II 1.3 and a pressure sensor 1.4; the negative pressure air outlet joint I1.1, the one-way valve and air inlet joint 1.2, the negative pressure air outlet joint II 1.3 and the pressure sensor 1.4 are sequentially arranged from front to back and are connected together; the double one-way valve pressure sensor assembly 1 is fixed with the engine.
Furthermore, the check valve and the air inlet joint 1.2, the negative pressure air outlet joint II 1.3 and the pressure sensor 1.4 are sequentially arranged from front to back and welded together.
Furthermore, the one-way valve and the air inlet joint 1.2, the negative pressure air outlet joint II 1.3 and the pressure sensor 1.4 are connected through friction welding.
Further, the double one-way valve with the pressure sensor assembly 1 is fixed with the engine through bolts.
Further, the middle part of the negative pressure air outlet joint II 1.3 is of a cylindrical hollow cavity structure, and the left side and the right side are respectively provided with a barb-shaped connecting end and an engine fixing end.
Furthermore, the barb-shaped connecting end is used for being fixed with the pipeline in a press-fitting mode, and a through hole for a bolt to penetrate through is formed in the middle of the fixed end of the engine.
Further, pressure sensor 1.4 sets up in the negative pressure joint II 1.3 front end of giving vent to anger, and its one side is the cylindricality link, and the cylindricality link diameter is the same with negative pressure joint II 1.3 cylindricality cavity structures diameter of giving vent to anger.
Furthermore, the central air passage of the cylindrical connecting end extends into the interior of the cylindrical hollow cavity structure of the negative pressure air outlet joint II 1.3.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses integrated pressure sensor's two check valves adopts the welded mode, directly integrates pressure sensor and two check valves together for near the pipeline arrangement of engine further optimizes, has improved part commonality, assembly efficiency, arranges efficiency, reduces the part cost, has saved the assemble duration.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
Fig. 1 is a schematic structural view of a double check valve of an integrated pressure sensor of the present invention;
fig. 2 is an exploded view of fig. 1.
In the figure, 1, a double one-way valve with a pressure sensor assembly 2, a bolt 1.1, a negative pressure air outlet joint I1.2, a one-way valve and air inlet joint 1.3, a negative pressure air outlet joint II 1.4 and a pressure sensor.
Detailed Description
The present invention will be further described with reference to the following examples:
the present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures associated with the present invention are shown in the drawings, not all of them.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
As shown in fig. 1-2, the double one-way valve integrated with pressure sensor of the present invention includes a double one-way valve with a pressure sensor assembly 1.
The double check valve pressure sensor assembly 1 is composed of a negative pressure air outlet connector I1.1, a check valve and air inlet connector 1.2, a negative pressure air outlet connector II 1.3 and a pressure sensor 1.4. The negative pressure is given vent to anger and is connected I1.1, check valve and air inlet connector 1.2, negative pressure are given vent to anger and is connected II 1.3 and pressure sensor 1.4 and set gradually and weld through crossing friction weld in the past after to and be in the same place, and technology is ripe, simple structure, and the good reliability.
The double one-way valve with the pressure sensor assembly 1 is directly fixed with an engine through an M6 bolt 2.
Example 1
A double one-way valve integrated with a pressure sensor comprises a double one-way valve with a pressure sensor assembly 1. The double check valve pressure sensor assembly 1 is composed of a negative pressure air outlet connector I1.1, a check valve and air inlet connector 1.2, a negative pressure air outlet connector II 1.3 and a pressure sensor 1.4. One end of the check valve and one end of the air inlet joint 1.2 are provided with barb-shaped connecting structures for connecting an air inlet pipeline. The negative pressure air outlet connector I1.1 and the negative pressure air outlet connector II 1.3 are used for air outlet and are both connectors arranged under the action of negative pressure. The negative pressure air outlet joint I1.1 is used for forming vacuum on the engine side and pumping air inwards. And a high-pressure injection pipe is arranged at one end of the negative pressure air outlet joint II 1.3, and negative pressure is formed at the negative pressure air outlet joint II 1.3 after airflow passes through the high-speed injection pipe at a high speed so as to extract air.
The negative pressure air outlet connector I1.1, the one-way valve and air inlet connector 1.2, the negative pressure air outlet connector II 1.3 and the pressure sensor 1.4 are sequentially arranged from front to back and are welded and connected together through friction welding. The double one-way valve pressure sensor assembly 1 is fixed with an engine through an M6 bolt.
The middle part of the negative pressure air outlet joint II 1.3 is of a cylindrical hollow cavity structure, and the left side and the right side of the negative pressure air outlet joint II are respectively provided with a barb-shaped connecting end and an engine fixing end. The barb-shaped connecting end is used for being pressed and fixed with the nylon tube. And a through hole for a bolt to pass through is formed in the middle of the fixed end of the engine.
Pressure sensor 1.4 sets up in the negative pressure joint II 1.3 front end of giving vent to anger, and its one side is the cylindricality link, and the cylindricality link diameter is the same with negative pressure joint II 1.3 cylindricality cavity structure diameter of giving vent to anger. The central air passage in the cylindrical connecting end is connected with the inside of the pressure sensor 1.4 and used for testing the internal pressure of the pressure sensor, and the central air passage extends into the cylindrical hollow cavity structure of the negative pressure air outlet joint II 1.3.
The assembling process comprises the following steps:
1. the negative pressure air outlet connector I1.1, the one-way valve and air inlet connector 1.2, the negative pressure air outlet connector II 1.3 and the pressure sensor 1.4 are sequentially arranged from front to back and welded together through friction welding to form a double one-way valve pressure sensor assembly 1 with the pressure sensor;
2. the assembly of the double one-way valve with the pressure sensor assembly 1 is directly fixed with an engine through an M6 bolt, and then the assembly can be completed.
The utility model discloses it is direct integrative with two check valve assembly welding with the pressure sensor assembly, form a whole, the structure is more simple. The scheme that the pressure sensor assembly is directly welded with the double one-way valve assembly into a whole further optimizes the spatial arrangement, reduces the installation procedures and saves the assembly time.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (8)
1. A double one-way valve integrated with a pressure sensor is characterized in that: comprises a double one-way valve pressure sensor assembly (1);
the double one-way valve pressure sensor assembly (1) is composed of a negative pressure air outlet joint I (1.1), a one-way valve and air inlet joint (1.2), a negative pressure air outlet joint II (1.3) and a pressure sensor (1.4); the negative pressure air outlet joint I (1.1) is provided with a one-way valve and an air inlet joint (1.2), the negative pressure air outlet joint II (1.3) and the pressure sensor (1.4) in sequence from front to back and connected together; the double one-way valve with the pressure sensor assembly (1) is fixed with the engine.
2. The double one-way valve with integrated pressure sensor of claim 1, wherein: check valve and air inlet joint (1.2), negative pressure are given vent to anger and are connected II (1.3) and pressure sensor (1.4) and set gradually and weld together after to in the past.
3. The dual check valve with integrated pressure sensor of claim 2 wherein: the check valve, the air inlet joint (1.2), the negative pressure air outlet joint II (1.3) and the pressure sensor (1.4) are connected through friction welding.
4. The dual check valve with integrated pressure sensor of claim 1 wherein: the double one-way valve with the pressure sensor assembly (1) is fixed with an engine through a bolt.
5. The dual check valve with integrated pressure sensor of claim 1 wherein: the middle part of the negative pressure air outlet joint II (1.3) is of a cylindrical hollow cavity structure, and the left side and the right side of the negative pressure air outlet joint II are respectively provided with a barb-shaped connecting end and an engine fixing end.
6. The pressure sensor integrated double check valve of claim 5, wherein: the barb-shaped connecting end is used for being fixed with the pipeline in a press-fitting mode, and a through hole for a bolt to penetrate through is formed in the middle of the fixed end of the engine.
7. The dual check valve with integrated pressure sensor of claim 1 wherein: pressure sensor (1.4) set up in the negative pressure joint II (1.3) front end of giving vent to anger, and its one side is the cylindricality link, and the cylindricality link diameter is the same with negative pressure joint II (1.3) cylindricality cavity structure diameter of giving vent to anger.
8. The dual check valve with integrated pressure sensor of claim 7 wherein: and the central air passage in the cylindrical connecting end extends into the cylindrical hollow cavity structure of the negative pressure air outlet joint II (1.3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221307965.1U CN218326379U (en) | 2022-05-30 | 2022-05-30 | Double one-way valve integrated with pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221307965.1U CN218326379U (en) | 2022-05-30 | 2022-05-30 | Double one-way valve integrated with pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218326379U true CN218326379U (en) | 2023-01-17 |
Family
ID=84867561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221307965.1U Active CN218326379U (en) | 2022-05-30 | 2022-05-30 | Double one-way valve integrated with pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218326379U (en) |
-
2022
- 2022-05-30 CN CN202221307965.1U patent/CN218326379U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20080164694A1 (en) | Connection for polymer coated tubing | |
| CN218326379U (en) | Double one-way valve integrated with pressure sensor | |
| EP3171016A1 (en) | Terminal seal structure for direct-injection gasoline engine fuel rail | |
| CN111594683A (en) | Carbon dioxide automobile air conditioner high-pressure pipeline | |
| CN212718443U (en) | Hydrogen supply pipeline for hydrogen fuel automobile | |
| CN210948846U (en) | Shell structure of automobile particle catcher | |
| CN211950640U (en) | Balance type exhaust branch pipe assembly for single cylinder diesel engine | |
| CN216555528U (en) | One-way filtering device for hydrogenation equipment | |
| CN219809590U (en) | Fuel pipeline of integrated tee bend structure | |
| CN205013083U (en) | Gasoline engine booster advances oil pipe | |
| CN219694549U (en) | Desorption flow fault simulation device | |
| CN212584509U (en) | Carbon dioxide vehicle air conditioner high pressure line withholds structure | |
| CN205716126U (en) | A kind of light-wall pipe based on point-like tube expansion and the connection location structure of flange | |
| CN220688343U (en) | Rubber pipe buckling joint structure with double sealing structures | |
| CN219493033U (en) | Sealing head for steel pipe pressure testing machine | |
| CN212718605U (en) | Multi-channel sealing connection assembly | |
| CN210153359U (en) | Quick connection structure of pulse jetting pipe and return bend | |
| CN205244670U (en) | Connected mode of LNG heavy truck gas system and pipeline | |
| CN211651956U (en) | Automatic locking sealing inflation head for air tightness detection process | |
| CN217177814U (en) | SKV female end joint of mining ultrahigh-pressure hose | |
| CN219176518U (en) | Compressor with piping assembly and refrigerating system | |
| CN211901738U (en) | Connecting structure of automobile air conditioner filling valve seat and pipeline | |
| CN105020516A (en) | Metal fast-plug connector | |
| CN212921482U (en) | Vacuum tube quick connector assembly integrated with one-way valve | |
| CN214579441U (en) | Pre-assembled connector body of pre-assembled joint for groove steel pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |