CN216870487U - Nitrogen oxygen sensor guard shield - Google Patents
Nitrogen oxygen sensor guard shield Download PDFInfo
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- CN216870487U CN216870487U CN202122622911.6U CN202122622911U CN216870487U CN 216870487 U CN216870487 U CN 216870487U CN 202122622911 U CN202122622911 U CN 202122622911U CN 216870487 U CN216870487 U CN 216870487U
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- cover body
- nitrogen
- oxygen sensor
- clamping plate
- shield
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Abstract
The utility model discloses a nitrogen-oxygen sensor shield, and belongs to the technical field of nitrogen-oxygen sensors. A nitrogen oxide sensor shield, comprising: the device comprises a lower cover body and an upper cover body, wherein the lower cover body is rotatably connected with one end of the upper cover body through a rotating shaft, both ends of the lower cover body and the upper cover body are provided with semicircular holes capable of forming round holes, and the side walls of the lower cover body and the upper cover body are provided with ventilation holes; the utility model has simple structure and lower cost, when a vehicle runs, the air flow can pass through the shield and quickly take away the heat on the nitrogen-oxygen sensor, thereby improving the heat dissipation efficiency of the nitrogen-oxygen sensor.
Description
Technical Field
The utility model relates to the technical field of nitrogen-oxygen sensors, in particular to a nitrogen-oxygen sensor shield.
Background
The nitrogen oxygen sensor is used for the detection of automobile exhaust gas more, mainly installs in the exhaust pipe of car and detects, among the prior art, for the convenience of improving nitrogen oxygen sensor's life, can install the protection casing on nitrogen oxygen sensor to protect nitrogen oxygen sensor, reduce the probability of damage.
However, when the existing protective cover for the nitrogen-oxygen sensor is used, although a certain protection effect can be achieved on the nitrogen-oxygen sensor, the heat dissipation performance is poor, heat is easy to accumulate in the protective cover, the detection part in the nitrogen-oxygen sensor can be damaged due to high temperature for a long time, and meanwhile, the protective cover can be directly transmitted to the nitrogen-oxygen sensor due to vibration generated when the protective cover is impacted, so that the nitrogen-oxygen sensor is damaged, the service life of the nitrogen-oxygen sensor is greatly shortened, and the practicality is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that the existing nitrogen-oxygen sensor shield has poor heat dissipation and shock absorption effects, and provides the nitrogen-oxygen sensor shield.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a nitrogen oxide sensor shield, comprising: the device comprises a lower cover body and an upper cover body, wherein the lower cover body is rotatably connected with one end of the upper cover body through a rotating shaft, semicircular holes capable of forming circular holes are formed in the two ends of the lower cover body and the two ends of the upper cover body, and ventilation holes are formed in the side walls of the lower cover body and the upper cover body; the locking plate is fixedly connected to one ends, far away from the rotating shaft, of the lower cover body and the upper cover body, and a locking bolt is rotatably connected to the locking plate through threads; the lower clamping plate is arranged in the lower cover body through a telescopic spring; the threaded rod is rotatably connected to the upper cover body through threads; and the upper clamping plate is arranged in the upper cover body and is rotationally connected with the threaded rod.
In order to facilitate the rapid heat removal of the nitrogen-oxygen sensor, preferably, the vent holes of the lower cover body and the upper cover body are symmetrically arranged and are provided with multiple groups.
In order to improve the service life of the protective cover, preferably, the lower cover body, the upper cover body, the lower clamping plate and the upper clamping plate are all made of high-temperature-resistant materials.
In order to prevent the lower clamping plate and the upper clamping plate from scratching the surface of the nitrogen-oxygen sensor, further, high-temperature-resistant rubber pads are fixedly connected to the lower clamping plate and the upper clamping plate respectively.
In order to facilitate the rotation of the threaded rod by a worker, preferably, one end of the threaded rod, which is far away from the upper clamping plate, penetrates through the upper cover body and is fixedly connected with the polygonal block.
In order to further improve the buffering effect on the nitrogen-oxygen sensor, the plurality of extension springs are uniformly distributed between the lower cover body and the lower clamping plate.
Compared with the prior art, the utility model provides a nitrogen-oxygen sensor shield, which has the following beneficial effects:
1. according to the nitrogen-oxygen sensor shield, the plurality of vent holes are formed in the two ends of the lower shield body and the upper shield body, so that when a vehicle runs, airflow can pass through the shield, and heat on the nitrogen-oxygen sensor can be taken away quickly, the heat dissipation efficiency of the nitrogen-oxygen sensor is improved, and the service life of the nitrogen-oxygen sensor is longer;
2. according to the nitrogen-oxygen sensor protective cover, the protective cover can be stably fixed on the nitrogen-oxygen sensor through the arrangement of the upper clamping plate and the lower clamping plate, and the protective cover is prevented from being separated from the nitrogen-oxygen sensor when a vehicle runs on a bumpy road surface, so that the protective effect on the nitrogen-oxygen sensor is lost, and the stability of the protective cover on the nitrogen-oxygen sensor is effectively improved;
3. this kind of nitrogen oxygen sensor guard shield through expanding spring's setting, can play the effect of a shock attenuation buffering to nitrogen oxygen sensor, prevents that this guard shield from receiving the vibrations direct transmission that produces when the striking from for nitrogen oxygen sensor, makes it take place to damage, the effectual protective effect who has improved this guard shield to nitrogen oxygen sensor.
The device has the same or can be realized by adopting the prior art, the utility model has simple structure and lower cost, when a vehicle runs, the air flow can pass through the shield, and the heat on the nitrogen-oxygen sensor can be quickly taken away, thereby improving the heat dissipation efficiency of the nitrogen-oxygen sensor, prolonging the service life of the nitrogen-oxygen sensor, simultaneously, the shield can be stably fixed on the nitrogen-oxygen sensor, preventing the vehicle from running on a bumpy road surface, separating from the nitrogen-oxygen sensor, losing the protection effect on the nitrogen-oxygen sensor, effectively improving the stability of the shield on the nitrogen-oxygen sensor, playing a role of shock absorption and buffering on the nitrogen-oxygen sensor when the shield is impacted, preventing the shock generated when the shield is impacted from being directly transmitted to the nitrogen-oxygen sensor to damage the nitrogen-oxygen sensor, effectively improving the protection effect of the shield on the nitrogen-oxygen sensor, is suitable for popularization and application.
Drawings
FIG. 1 is a schematic structural diagram of a NOx sensor shield according to the present invention;
FIG. 2 is a schematic structural diagram of a lower cover and an upper cover of a NOx sensor shield according to the present invention;
FIG. 3 is an exploded view of the lower housing, the expansion spring, and the lower clamping plate of the NOx sensor shield according to the present invention;
FIG. 4 is a schematic structural diagram of an upper cover and an upper clamping plate in a nitrogen-oxygen sensor shield according to the present invention;
FIG. 5 is a schematic structural view of an upper clamping plate, a threaded rod and a polygonal block in a nitrogen-oxygen sensor shield according to the present invention.
In the figure: 1. a lower cover body; 2. an upper cover body; 3. a semicircular hole; 4. a vent hole; 5. a locking plate; 6. locking the bolt; 7. a rotating shaft; 8. an upper clamping plate; 9. a high temperature resistant rubber pad; 10. a threaded rod; 11. a lower clamping plate; 13. a tension spring; 14. a polygonal block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-5, a nitrogen oxide sensor shroud includes: the device comprises a lower cover body 1 and an upper cover body 2, wherein the lower cover body 1 is rotatably connected with one end of the upper cover body 2 through a rotating shaft 7, semicircular holes 3 capable of forming circular holes are formed in the two ends of the lower cover body 1 and the two ends of the upper cover body 2, and ventilation holes 4 are formed in the side walls of the lower cover body 1 and the upper cover body 2; the locking plate 5 is fixedly connected to one ends, far away from the rotating shaft 7, of the lower cover body 1 and the upper cover body 2, and a locking bolt 6 is rotatably connected to the locking plate 5 through threads; the lower clamping plate 11 is arranged in the lower cover body 1 through a telescopic spring 13; the threaded rod 10 is rotatably connected with the upper cover body 2 through threads; and the upper clamping plate 8 is arranged in the upper cover body 2 and is rotationally connected with the threaded rod 10.
When the device is used, a worker firstly opens the lower cover body 1 and the upper cover body 2, then the lower cover body 1 and the upper cover body 2 are clamped on the nitrogen-oxygen sensor, two ends of the nitrogen-oxygen sensor respectively penetrate through a round hole formed by the lower cover body 1 and the upper half round hole 3 of the upper cover body 2, then two locking plates 5 on the lower cover body 1 and the upper cover body 2 are locked and fixed through locking bolts 6, so that the lower cover body 1 and the upper cover body 2 are locked, after the locking, when the lower cover body 1 and the upper cover body 2 are closed, the nitrogen-oxygen sensor is positioned between the upper clamping plate 8 and the lower clamping plate 11, then the worker rotates the threaded rod 10 to enable the upper clamping plate 8 to move downwards, when the upper clamping plate 8 drives the nitrogen-oxygen sensor to move downwards, the nitrogen-oxygen sensor can enable the lower clamping plate 11 to move downwards, so as to compress the telescopic spring 13, and enable the telescopic spring 13 to always generate an upward thrust force on the lower clamping plate 11, the lower clamping plate 11 is tightly attached to the nitrogen-oxygen sensor, so that the upper clamping plate 8 and the lower clamping plate 11 can be tightly attached to two sides of the nitrogen-oxygen sensor to clamp and fix the nitrogen-oxygen sensor, the protective cover is prevented from being separated from the nitrogen-oxygen sensor when a vehicle runs on a bumpy road surface, the protective effect on the nitrogen-oxygen sensor is lost, the stability of the protective cover on the nitrogen-oxygen sensor is effectively improved, when the protective cover is bumped, the protective cover can play a role of buffering through the arrangement of the expansion spring 13, the vibration generated when the protective cover is bumped is prevented from being directly transmitted to the nitrogen-oxygen sensor to damage the nitrogen-oxygen sensor, the protective effect of the protective cover on the nitrogen-oxygen sensor is effectively improved, wherein the two ends of the lower cover body 1 and the upper cover body 2 are respectively provided with a plurality of vent holes 4, when the vehicle runs, airflow can pass through the protective cover, and the heat on the nitrogen-oxygen sensor can be quickly taken away, thereby improving the heat dissipation efficiency of the nitrogen oxygen sensor and prolonging the service life of the nitrogen oxygen sensor.
Example 2:
referring to fig. 1-5, a nitrogen oxide sensor shield, substantially the same as in example 1, further comprising: the lower cover body 1 and the upper cover body 2 are symmetrically provided with a plurality of groups of ventilation holes 4, and the plurality of groups of ventilation holes 4 are symmetrically arranged on the lower cover body 1 and the upper cover body 2, so that when a vehicle runs, airflow can quickly enter and pass through the shield, heat on the nitrogen oxygen sensor is quickly taken away, and the heat dissipation effect on the nitrogen oxygen sensor is further improved;
the lower cover body 1, the upper cover body 2, the lower clamping plate 11 and the upper clamping plate 8 are all made of high-temperature-resistant materials, and the lower cover body 1, the upper cover body 2, the lower clamping plate 11 and the upper clamping plate 8 are all made of high-temperature-resistant materials, so that the high-temperature-resistant effect of the lower cover body 1, the upper cover body 2, the lower clamping plate 11 and the upper clamping plate 8 can be improved, and the service life of the protective cover is effectively prolonged;
the lower clamping plate 11 and the upper clamping plate 8 are respectively and fixedly connected with a high-temperature-resistant rubber pad 9, and the surfaces of the nitrogen oxygen sensor can be prevented from being scratched by the lower clamping plate 11 and the upper clamping plate 8 through the lower clamping plate 11 and the upper clamping plate 8 respectively and fixedly connected with the high-temperature-resistant rubber pads 9, so that the protection effect on the nitrogen oxygen sensor is effectively improved.
Example 3:
referring to fig. 1, 3, 4 and 5, a nitrogen oxide sensor shield is substantially the same as that of embodiment 1, and further includes: one end of the threaded rod 10, which is far away from the upper clamping plate 8, penetrates through the upper cover body 2 and is fixedly connected with the polygonal block 14, and one end of the threaded rod 10, which is far away from the upper clamping plate 8, is fixedly connected with the polygonal block 14, so that when the nitrogen oxygen sensor is clamped and fastened, a worker can conveniently rotate the threaded rod 10, and convenience is brought to the worker;
a plurality of expanding spring 13 evenly distributed cover under 1 under with between the clamp plate 11, through a plurality of expanding spring 13 of evenly distributed under 1 under with between the clamp plate 11, when this guard shield received the striking, can further improve the buffering effect to the oxynitride sensor, prevent that the oxynitride sensor from receiving the damage, improve the protective effect to the oxynitride sensor.
The utility model has simple structure and lower cost, the two ends of the lower cover body 1 and the upper cover body 2 are respectively provided with the plurality of vent holes 4, when a vehicle runs, airflow can pass through the shield, and heat on the nitrogen-oxygen sensor can be rapidly taken away, thereby improving the heat dissipation efficiency of the nitrogen-oxygen sensor, the service life of the nitrogen-oxygen sensor is longer, the shield can be stably fixed on the nitrogen-oxygen sensor through the arrangement of the upper clamping plate 8 and the lower clamping plate 11, the shield is prevented from being separated from the nitrogen-oxygen sensor when the vehicle runs on a bumpy road surface, thereby losing the protection effect on the nitrogen-oxygen sensor, effectively improving the stability of the shield on the nitrogen-oxygen sensor, when the shield is bumped, the shock absorption and buffering effect can be realized on the nitrogen-oxygen sensor through the arrangement of the expansion spring 13, the shock generated when the shield is bumped is prevented from being directly transmitted to the nitrogen-oxygen sensor, the protective cover is damaged, the protective effect of the protective cover on the nitrogen oxygen sensor is effectively improved, and the protective cover is suitable for popularization and use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A nitrogen oxygen sensor shroud, comprising:
a lower cover body (1) and an upper cover body (2),
the lower cover body (1) is rotatably connected with one end of the upper cover body (2) through a rotating shaft (7), semicircular holes (3) capable of forming circular holes are formed in the two ends of the lower cover body (1) and the upper cover body (2), and ventilation holes (4) are formed in the side walls of the lower cover body (1) and the upper cover body (2);
a locking plate (5) fixedly connected with one ends of the lower cover body (1) and the upper cover body (2) far away from the rotating shaft (7),
wherein the locking plate (5) is rotatably connected with a locking bolt (6) through threads;
the lower clamping plate (11) is arranged in the lower cover body (1) through a telescopic spring (13);
the threaded rod (10) is rotatably connected to the upper cover body (2) through threads;
and the upper clamping plate (8) is arranged in the upper cover body (2) and is rotationally connected with the threaded rod (10).
2. The NOx sensor shield according to claim 1, wherein the vent holes (4) of the lower shield body (1) and the upper shield body (2) are symmetrically arranged and are provided with a plurality of groups.
3. The NOx sensor shield according to claim 1, wherein the lower shield body (1), the upper shield body (2), the lower clamping plate (11) and the upper clamping plate (8) are made of high temperature resistant materials.
4. The NOx sensor shield according to claim 3, wherein the lower clamping plate (11) and the upper clamping plate (8) are fixedly connected with high temperature-resistant rubber gaskets (9).
5. A NITROGEN OXYGEN SENSOR GUARD according to claim 1, characterized in that the end of the threaded rod (10) remote from the upper clamping plate (8) is inserted through the upper housing (2) and fixedly connected with a polygonal block (14).
6. A NOx sensor shield according to claim 5, characterised in that the plurality of expansion springs (13) are evenly distributed between the lower shield body (1) and the lower clamping plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122622911.6U CN216870487U (en) | 2021-10-29 | 2021-10-29 | Nitrogen oxygen sensor guard shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122622911.6U CN216870487U (en) | 2021-10-29 | 2021-10-29 | Nitrogen oxygen sensor guard shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216870487U true CN216870487U (en) | 2022-07-01 |
Family
ID=82125665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122622911.6U Active CN216870487U (en) | 2021-10-29 | 2021-10-29 | Nitrogen oxygen sensor guard shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216870487U (en) |
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2021
- 2021-10-29 CN CN202122622911.6U patent/CN216870487U/en active Active
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