CN210622938U - Engine front cover structure - Google Patents
Engine front cover structure Download PDFInfo
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- CN210622938U CN210622938U CN201921567662.1U CN201921567662U CN210622938U CN 210622938 U CN210622938 U CN 210622938U CN 201921567662 U CN201921567662 U CN 201921567662U CN 210622938 U CN210622938 U CN 210622938U
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- crankshaft
- engine
- camshaft
- mounting hole
- sensor
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Abstract
The utility model discloses an engine front cover structure, which comprises a cover body; the cover body comprises a middle part and a convex edge which is encircled around the middle part and used for positioning; a plurality of pieces to be detected which are to be detected by the sensor in an induction way are arranged on the middle part; the integration has a plurality of sensor mounted positions on the flange, the beneficial effects of the utility model: integrate a plurality of sensor mounted position to the lid for the installation of a plurality of sensors is compacter, and occupation space is few, and makes the sensor corresponding with the position that needs the response, and the sensor installation is orderly, and simultaneously, when the sensor damaged, only need dismantle the lid and can maintain or change the sensor, reduce the maintenance and change the degree of difficulty.
Description
Technical Field
The utility model relates to the technical field of engines, specifically be an engine front shroud structure.
Background
The gear chamber of the existing engine is divided into a front gear chamber and a rear gear chamber, and the front gear chamber is mainly used in most cases. The leading engine of gear chamber generally is equipped with a gear chamber cap structure, and the gear chamber cap covers the gear chamber, and at engine during operation, the vibration of its production passes through the sound wave form and transmits to the gear chamber cap, and is close to the engine because of the gear chamber cap, leads to the gear chamber cap to take place the vibration, and then produces great noise. Consequently, change into gear chamber postposition, the bonnet no longer covers gear chamber, therefore, gear chamber's vibration wave is direct from the air mostly to be spread out, and the bonnet no longer sends the noise.
However, with the continuous upgrade of the engine, the electronic control becomes the mainstream, and the installation of the sensor is an essential part, which requires the engine to reserve the installation position of the sensor. The traditional sensor, such as an engine oil pressure sensor, is generally arranged in an engine oil box body of an engine, and when the engine is maintained, the engine needs to be disassembled, so that the maintenance difficulty is high; and the place that needs the installation sensor in the engine is more, and traditional mounting means has not been designed in advance, and the installation is disorderly unordered, occupies inner space.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: how to solve the problem that the sensor is difficult to dismantle and maintain in the engine.
In order to solve the technical problem, the utility model provides a following technical scheme: a front cover structure of an engine comprises a cover body; the cover body comprises a middle part and a convex edge which is encircled around the middle part and used for positioning; a plurality of pieces to be detected which are to be detected by the sensor in an induction way are arranged on the middle part; a plurality of sensor mounting positions are integrated on the convex edge;
sensors at the engine are intensively arranged on the front cover of the engine, and the mounting positions of the sensors are arranged near the piece to be detected and are arranged on the convex edge; not only the integrated level is high, arranges in order, and occupation space is few moreover, does not influence the use of engine front shroud, under the condition that the sensor damaged, only needs to dismantle this engine front shroud, can change or maintain the sensor.
Preferably, the piece to be tested comprises a camshaft; a signal disc mounting pit at the front end of the camshaft is arranged on the middle part; one side of the convex edge, which is close to the mounting pit of the signal disc at the front end of the camshaft, is communicated with a mounting hole of the camshaft phase sensor.
Preferably, a camshaft signal disc is installed in the camshaft front end signal disc installation pit; the camshaft signal panel is connected with the front end of the camshaft; and a camshaft phase sensor matched with the camshaft signal panel for use is arranged in the camshaft phase sensor mounting hole.
Preferably, the piece to be tested comprises engine oil; the middle part is also provided with an engine oil hole; the engine oil hole is communicated with an engine oil channel on the engine; one side of the convex edge, which is close to the engine oil hole, is communicated with an engine oil pressure sensor mounting hole.
Preferably, an oil pressure sensor is inserted into the oil pressure sensor mounting hole.
Preferably, the piece to be tested comprises a crankshaft; the middle part is also provided with a crankshaft mounting hole; a crankshaft is arranged in the crankshaft mounting hole; a crankshaft signal panel is sleeved on the shaft body of the crankshaft close to the back side of the middle part; a crankshaft rotating speed sensor mounting seat is fixed on the convex edge; a crankshaft rotating speed sensor mounting hole which is axially parallel to the middle plate surface penetrates through the crankshaft rotating speed sensor mounting seat; the axial direction of the crankshaft speed sensor mounting hole faces the crankshaft signal panel.
Preferably, a crankshaft rotation speed sensor is installed in the crankshaft rotation speed sensor installation hole; and the crankshaft rotating speed sensor is connected with the crankshaft signal panel through an electric signal.
Preferably, the crankshaft mounting hole is provided with a cylinder having the same inner diameter at the back of the middle portion; the working stability of the crankshaft after installation is improved.
Preferably, a triangular reinforcing rib is arranged between the outer side of the cylinder and the back of the middle part; the mounting strength of the crankshaft is enhanced.
Preferably, at least three positioning holes perpendicular to the plate surface of the middle part are formed in the convex edge; the firmness degree of the engine front cover after installation is improved.
Forming a circle of convex edges at the peripheral edges of the middle part of the cover body, connecting the engine oil hole with an engine oil channel of an engine, forming an engine oil pressure sensor mounting hole communicated with the engine oil hole on the convex edges, then mounting the engine oil pressure sensor into the engine oil pressure sensor mounting hole, firmly adsorbing the engine oil pressure sensor in the engine oil pressure sensor mounting hole under the negative pressure of engine oil, and simultaneously detecting the engine oil pressure at the engine oil hole by the engine oil pressure sensor; the front end of the camshaft is arranged in a camshaft front end signal disc mounting pit 6 through a camshaft signal disc, a camshaft phase sensor mounting hole communicated with the camshaft front end signal disc mounting pit is formed in the convex edge, the camshaft phase sensor is mounted in the camshaft phase sensor mounting hole, the camshaft sensor senses and monitors the camshaft signal disc through electromagnetic induction, and then whether the position of the camshaft is accurate or not is determined; the middle position of the middle part is penetrated through a crankshaft mounting hole, the crankshaft is mounted in the crankshaft mounting hole, a rotating speed sensor is mounted in the crankshaft rotating speed sensor mounting hole formed in the cover body, the sensing end of the rotating speed sensor is opposite to a crankshaft signal panel mounted on the crankshaft body, and the rotating speed of the crankshaft is sensed through the electromagnetic induction effect; the utility model discloses, integrate a plurality of sensor mounted positions to the lid on for the installation of a plurality of sensors is compacter, and occupation space is few, and makes the sensor corresponding with the position that needs the response, and the sensor installation is orderly, simultaneously, when the sensor damages, only needs to dismantle the lid and can maintain or change the sensor, reduces the maintenance and changes the degree of difficulty.
Compared with the prior art, the beneficial effects of the utility model are that:
A. the installation positions of the sensors are integrated on the cover body, so that the installation of the sensors is more compact, the occupied space is small, the sensors correspond to parts needing to be sensed, the sensors are installed orderly, and meanwhile, when the sensors are damaged, the sensors can be maintained or replaced only by disassembling the cover body, so that the maintenance and replacement difficulty is reduced;
B. the crankshaft is arranged in the cylinder, and the triangular reinforcing ribs are arranged around the cylinder, so that the installation strength of the crankshaft is improved, and the working stability of the crankshaft is ensured; the convex edge is provided with a plurality of positioning holes perpendicular to the surface of the middle part, so that the installation firmness of the front cover of the engine is enhanced.
Drawings
Fig. 1 is a schematic axial view of a front cover of an engine according to a first embodiment of the present invention;
fig. 2 is an inside front view of a front cover of an engine according to a first embodiment of the present invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention by those skilled in the art, the technical solutions of the present invention will now be further described with reference to the drawings attached to the specification.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
As shown in fig. 1 and 2, the present embodiment discloses an engine front cover structure, which includes a cover body. The cover body comprises a middle part 1 and a convex edge 8 which is arranged around the middle part 1 and used for positioning. The middle part 1 is provided with a plurality of pieces to be detected which are to be detected by the sensors in an induction way. A plurality of sensor mounting locations are integrated on the rim 8.
Sensors at the engine are intensively arranged on the engine front cover, and the sensor installation position is arranged near the piece to be measured and on the convex edge 8; not only the integrated level is high, arranges in order, and occupation space is few moreover, does not influence the use of engine front shroud, under the condition that the sensor damaged, only needs to dismantle this engine front shroud, can change or maintain the sensor.
The piece to be tested comprises a camshaft. And a signal disc mounting pit 6 at the front end of the camshaft is arranged on the middle part 1. One side of the convex edge 8, which is close to the signal disc mounting pit 6 at the front end of the camshaft, is communicated with a camshaft phase sensor mounting hole 4.
And a camshaft signal panel is arranged in the camshaft front end signal panel mounting pit 6. The camshaft signal panel is connected with the front end of the camshaft. And a camshaft phase sensor matched with the camshaft signal panel for use is installed in the camshaft phase sensor installation hole 4.
The piece to be tested comprises engine oil. The middle part 1 is also provided with an engine oil hole 7; the oil hole 7 is communicated with an oil channel on the engine. And one side of the convex edge 8, which is close to the engine oil hole 7, is communicated with the engine oil pressure sensor mounting hole 5.
And an organic oil pressure sensor is inserted into the mounting hole 5 of the oil pressure sensor.
The piece to be tested comprises a crankshaft. The middle part 1 is also provided with a crankshaft mounting hole 2; a crankshaft is arranged in the crankshaft mounting hole 2; a crankshaft signal panel is sleeved on the shaft body of the crankshaft, which is close to the back side of the middle part 1; and a crankshaft speed sensor mounting seat 3 is fixed on the convex edge. A crankshaft rotation speed sensor mounting hole 31 which is axially parallel to the plate surface of the middle part 1 penetrates through the crankshaft rotation speed sensor mounting seat 3. The axial direction of the crankshaft speed sensor mounting hole 31 faces a crankshaft signal panel.
A crankshaft rotating speed sensor is arranged in the crankshaft rotating speed sensor mounting hole 31; and the crankshaft rotating speed sensor is connected with the crankshaft signal panel through an electric signal.
The convex edge 8 is provided with at least three positioning holes vertical to the surface of the middle part 1. The firmness degree of the engine front cover after installation is improved.
Further, the crankshaft mounting hole 2 is provided with a cylinder having the same inner diameter at the back of the middle portion 1. The working stability of the crankshaft after installation is improved.
A triangular reinforcing rib is arranged between the outer side of the cylinder and the back of the middle part 1. The mounting strength of the crankshaft is enhanced.
The working principle of the embodiment is as follows: a circle of convex edge 8 is formed at the peripheral edge of the middle part 1 of the cover body, an engine oil hole 7 is connected with an engine oil channel of an engine, an engine oil pressure sensor mounting hole 5 communicated with the engine oil hole 7 is formed in the convex edge 8, then the engine oil pressure sensor is mounted in the engine oil pressure sensor mounting hole 5, the engine oil pressure sensor is firmly adsorbed in the engine oil pressure sensor mounting hole 5 under the negative pressure of engine oil, and meanwhile, the engine oil pressure sensor detects the engine oil pressure at the engine oil hole 7; the front end of the camshaft is arranged in a camshaft front end signal disc mounting pit 6 through a camshaft signal disc, a camshaft phase sensor mounting hole 4 communicated with the camshaft front end signal disc mounting pit 6 is formed in the convex edge 8, the camshaft phase sensor is mounted in the camshaft phase sensor mounting hole 4, the camshaft phase sensor senses and monitors the camshaft signal disc through electromagnetic induction, and then whether the position of the camshaft is accurate or not is determined; the middle position of the middle part 1 penetrates through a crankshaft mounting hole 2, a crankshaft is mounted in the crankshaft mounting hole 2, a crankshaft speed sensor is mounted in the crankshaft speed sensor mounting hole 31 formed in the cover body, the sensing end of the crankshaft speed sensor is opposite to a crankshaft signal panel mounted on a crankshaft shaft body, and the rotating speed of the crankshaft is sensed through electromagnetic induction; the utility model discloses, on the integrated lid of mounted position with a plurality of sensors for the installation of a plurality of sensors is compacter, and occupation space is few, and makes the sensor corresponding with the position that needs the response, and the sensor installation is orderly, simultaneously, when the sensor damages, only needs to dismantle the lid and can maintain or change the sensor, reduces the maintenance and changes the degree of difficulty.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above embodiments only show the embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements all belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides an engine front shroud structure which characterized in that: comprises a cover body; the cover body comprises a middle part and a convex edge which is encircled around the middle part and used for positioning; the crankshaft mounting hole penetrates through the center of the plate surface of the middle part; a plurality of pieces to be detected which are to be detected by the sensor in an induction way are arranged on the middle part; a plurality of sensor mounting positions are integrated on the convex edge.
2. An engine front cover structure according to claim 1, characterized in that: the piece to be tested comprises a cam shaft; a signal disc mounting pit at the front end of the camshaft is arranged on the middle part; one side of the convex edge, which is close to the mounting pit of the signal disc at the front end of the camshaft, is communicated with a mounting hole of the camshaft phase sensor.
3. An engine front cover structure according to claim 2, characterized in that: a camshaft signal disc is arranged in the camshaft front end signal disc mounting pit; the camshaft signal panel is connected with the front end of the camshaft; and a camshaft phase sensor matched with the camshaft signal panel for use is arranged in the camshaft phase sensor mounting hole.
4. An engine front cover structure according to claim 1, characterized in that: the piece to be detected comprises engine oil; the middle part is also provided with an engine oil hole; the engine oil hole is communicated with an engine oil channel on the engine; one side of the convex edge, which is close to the engine oil hole, is communicated with an engine oil pressure sensor mounting hole.
5. An engine front cover structure according to claim 4, characterized in that: and an organic oil pressure sensor is inserted into the mounting hole of the engine oil pressure sensor.
6. An engine front cover structure according to claim 1, characterized in that: the piece to be tested comprises a crankshaft; the middle part is also provided with a crankshaft mounting hole; a crankshaft is arranged in the crankshaft mounting hole; a crankshaft signal panel is sleeved on the shaft body of the crankshaft close to the back side of the middle part; a crankshaft rotating speed sensor mounting seat is fixed on the convex edge; a crankshaft rotating speed sensor mounting hole which is axially parallel to the middle plate surface penetrates through the crankshaft rotating speed sensor mounting seat; the axial direction of the crankshaft speed sensor mounting hole faces the crankshaft signal panel.
7. An engine front cover structure according to claim 6, characterized in that: a crankshaft rotating speed sensor is arranged in the crankshaft rotating speed sensor mounting hole; and the crankshaft rotating speed sensor is connected with the crankshaft signal panel through an electric signal.
8. An engine front cover structure according to claim 1, characterized in that: and cylinders with the same inner diameter are arranged on the back of the middle part of the crankshaft mounting hole.
9. An engine front cover structure according to claim 8, characterized in that: a triangular reinforcing rib is arranged between the outer side of the cylinder and the back of the middle part.
10. An engine front cover structure according to claim 1, characterized in that: at least three positioning holes vertical to the middle plate surface are arranged on the convex edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567662.1U CN210622938U (en) | 2019-09-20 | 2019-09-20 | Engine front cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921567662.1U CN210622938U (en) | 2019-09-20 | 2019-09-20 | Engine front cover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210622938U true CN210622938U (en) | 2020-05-26 |
Family
ID=70761321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921567662.1U Active CN210622938U (en) | 2019-09-20 | 2019-09-20 | Engine front cover structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210622938U (en) |
-
2019
- 2019-09-20 CN CN201921567662.1U patent/CN210622938U/en active Active
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