CN218121892U

CN218121892U - Nitrogen oxygen sensor with protective structure

Info

Publication number: CN218121892U
Application number: CN202221315556.6U
Authority: CN
Inventors: 雷运清; 彭琛
Original assignee: Chengdu Nernst New Material Technology Co ltd
Current assignee: Chengdu Nernst New Material Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-12-23
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a nitrogen oxygen sensor technical field, the utility model discloses a nitrogen oxygen sensor with protective structure, the connecting plate comprises a connecting plate, protection box and sensor body, a side wall mounting of connecting plate has fixed subassembly, first draw-in groove has been seted up on the both sides outer wall of protection box, and looks joint between fixed subassembly and the first draw-in groove, the inside of protection box is provided with sensor body, the second draw-in groove has been seted up on the both sides inner wall of protection box, be provided with the filter screen on the inner wall of one side of protection box, a side wall mounting of filter screen has the locating piece, and looks joint between locating piece and the second draw-in groove, through the second draw-in groove that sets up, the filter screen, the locating piece, the link, the slide bar, the cardboard, spring and arm-tie, can play better protecting effect to sensor body, in order to prevent that dust or impurity from influencing its normal use, make its result of use better, also improve sensor body's life, the cost of maintenance change has been reduced, and convenient to popularize and use.

Description

Nitrogen oxygen sensor with protective structure

Technical Field

The utility model relates to a nitrogen oxygen sensor technical field, in particular to nitrogen oxygen sensor with protective structure.

Background

The nitrogen-oxygen sensor used in the automobile detection industry belongs to consumables in an exhaust gas analyzer, is used in the nitrogen-oxygen sensor used in the automobile detection industry, belongs to consumables in the exhaust gas analyzer, is universally used for four-five gas exhaust gas analyzers produced by different manufacturers and zero-degree exhaust gas analyzers in automobile environment protection detection.

Nitrogen oxygen sensor is an automobile exhaust gas detection equipment, and current nitrogen oxygen sensor does not have protective structure, is blockked up by impurity easily, can influence the result of use, and it is comparatively inconvenient that it is installed, wastes time and energy comparatively.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nitrogen oxygen sensor with protective structure to solve the current nitrogen oxygen sensor who proposes among the above-mentioned background art and do not have protective structure's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a nitrogen oxygen sensor with protective structure, includes connecting plate, protection box and sensor body, a side wall mounting of connecting plate has fixed subassembly, first draw-in groove has been seted up on the both sides outer wall of protection box, just fixed subassembly with looks joint between the first draw-in groove, the inside of protection box is provided with the sensor body, the second draw-in groove has been seted up on the both sides inner wall of protection box, be provided with the filter screen on a side inner wall of protection box, a side wall mounting of filter screen has the locating piece, just the locating piece with looks joint between the second draw-in groove, the filter screen is kept away from a side wall mounting of locating piece has the link, sliding connection has the slide on a side wall of link, a side wall mounting of link has the slide bar, just the slide with sliding connection between the slide bar, a side wall mounting of slide has the cardboard, just the cardboard with looks joint between the second draw-in groove, a side wall mounting of slide has the arm-tie, be provided with a side wall of link, just the spring with the slide is connected.

Preferably, fixed subassembly includes the two-way threaded rod, twists the piece, slider, fixture block and round bar, the two-way threaded rod passes through the bearing and installs on a lateral wall of connecting plate, twist a fixed mounting in the one end of two-way threaded rod, the slider passes through threaded connection and is in on the lateral wall of two-way threaded rod, fixture block fixed mounting is in on a lateral wall of slider, the round bar is installed on a lateral wall of connecting plate, just slider sliding connection is in on the lateral wall of round bar.

Preferably, the side wall of the screwing block is provided with an anti-slip groove.

Preferably, a protective cover is mounted on the outer wall of one side of the protective box through a hinge.

Preferably, a dust-proof block is installed on one side wall of the protective cover.

Preferably, a screw hole is formed in one side wall of the connecting plate.

The utility model discloses a technological effect and advantage:

1. through the second draw-in groove, filter screen, locating piece, link, slide bar, cardboard, spring and the arm-tie that sets up, can play better protective effect to the sensor body to prevent dust or impurity influence its normal use, make its result of use better, also improved the life of sensor body, reduced the cost of maintenance change, convenient to popularize and use.

2. Through first draw-in groove, two-way threaded rod, the piece of twisting, slider, fixture block and the round bar that sets up, can install the sensor body fast for its convenience more of installing, the effectual inconvenient problem of current sensor body installation of having solved also lets install more labour saving and time saving, and the practicality is better.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the fixing assembly structure of the present invention.

Fig. 3 is a schematic view of the filter screen structure of the present invention.

Fig. 4 is an enlarged view of a structure a in fig. 3 according to the present invention.

In the figure: 1. a connecting plate; 2. a protection box; 3. a sensor body; 4. a fixing component; 41. a bidirectional threaded rod; 42. screwing the block; 43. a slider; 44. a clamping block; 45. a round bar; 5. a first card slot; 6. a second card slot; 7. a filter screen; 8. positioning blocks; 9. a connecting frame; 10. a slide plate; 11. a slide bar; 12. clamping a plate; 13. a spring; 14. pulling a plate; 15. a protective cover; 16. a dust block; 17. screw holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model provides a nitrogen oxygen sensor with protective structure as shown in fig. 1-4, including connecting plate 1, protection box 2 and sensor body 3, a side wall mounting of connecting plate 1 has fixed subassembly 4, first draw-in groove 5 has been seted up on the both sides outer wall of protection box 2, and looks joint between fixed subassembly 4 and the first draw-in groove 5, the inside of protection box 2 is provided with sensor body 3, second draw-in groove 6 has been seted up on the both sides inner wall of protection box 2, be provided with filter screen 7 on the one side inner wall of protection box 2, a side wall mounting of filter screen 7 has locating piece 8, and looks joint between locating piece 8 and the second draw-in groove 6, a side wall mounting that locating piece 8 was kept away from to filter screen 7 has link 9, sliding connection has slide 10 on a side wall of link 9, a side wall mounting of link 9 has slide bar 11, and sliding connection between slide 10 and the slide bar 11, a side mounting of slide 10 has cardboard 12, and looks joint between slide 12 and the second draw-in groove 6, a side wall mounting has pull plate 14 on a side wall mounting of slide 10, be provided with slide 13 on a side wall mounting of link, and push spring 13, and push away from the sensor body when the sensor body, it can not carrying out the quick separation of the damage to the convenient crushing efficiency of spring 7, thereby it can make the sensor body carry out the push pull plate 14 to push the filter screen 3, thereby it more convenient to carry out the efficiency to dismantle, it dismantle, thereby it dismantle, it can not to push the pull plate 10, thereby it can carry out the efficiency to push the quick sensor body to push the pull plate 14 to dismantle, thereby it can carry out the efficiency of the sensor body to dismantle, it is connected to push the sensor body, thereby it can be convenient sensor body 3, the efficiency of the sensor body, the efficiency of the filter screen when carrying out the efficiency of the filter screen 3, thereby it is better effect of the efficiency of the sensor body, it can be better effect of the sensor, it can be better.

In this embodiment, the fixing component 4 includes a bidirectional threaded rod 41, a twisting block 42, a slider 43, a fixture block 44 and a round bar 45, the bidirectional threaded rod 41 is installed on a lateral wall of the connecting plate 1 through a bearing, the twisting block 42 is fixedly installed at one end of the bidirectional threaded rod 41, an anti-slip groove is formed in a lateral wall of the twisting block 42, so that the twisting block 42 is more convenient to use, the slider 43 is connected to the lateral wall of the bidirectional threaded rod 41 through a thread, the fixture block 44 is fixedly installed on a lateral wall of the slider 43, the round bar 45 is installed on a lateral wall of the connecting plate 1, and the slider 43 is slidably connected to a lateral wall of the round bar 45, at first, the protection box 2 is placed on one side of the connecting plate 1, then the twisting block 42 is rotated to drive the bidirectional threaded rod 41 to rotate, and then the bidirectional threaded rod 41 utilizes the thread to drive the slider 43 to slide on the surface of the round bar 45, so that the fixture block 44 can be connected to the first clamping groove 5 in a clamping manner, thereby facilitating the rapid installation of the protection box 2, and making the installation of the sensor body 3 more convenient.

In this embodiment, a protection cover 15 is attached to an outer wall of one side of the protection case 2 by a hinge, a dust block 16 is attached to a side wall of the protection cover 15, and when the protection cover 15 is closed, dust can be prevented from entering the protection case 2 by the dust block 16.

In this embodiment, a screw hole 17 is formed in one side wall of the connecting plate 1, and the screw hole 17 is convenient for adding a screw to fix the connecting plate 1.

This practical theory of operation: the utility model relates to a nitrogen oxygen sensor with protective structure at first places one side of connecting plate 1 with protection box 2, then rotates to twist and move piece 42 and can drive two-way threaded rod 41 and rotate, utilizes the screw thread to drive slider 43 by two-way threaded rod 41 again and slides on the surface at round bar 45 to let fixture block 44 can be in the same place with 5 joints of first draw-in groove.

When the filter screen 7 needs to be detached, the pull plate 14 is firstly buckled to drive the sliding plate 10 to extrude the spring 13 to contract, so that the clamping plate 12 and the second clamping groove 6 are separated, and the filter screen 7 is conveniently and quickly detached.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a nitrogen oxygen sensor with protective structure, includes connecting plate (1), protection box (2) and sensor body (3), its characterized in that: a fixing component (4) is installed on one side wall of the connecting plate (1), first clamping grooves (5) are formed in the outer walls of the two sides of the protection box (2), the fixing component (4) is clamped with the first clamping grooves (5), a sensor body (3) is arranged inside the protection box (2), second clamping grooves (6) are formed in the inner walls of the two sides of the protection box (2), a filter screen (7) is arranged on the inner wall of one side of the protection box (2), a positioning block (8) is installed on one side wall of the filter screen (7), the positioning block (8) is clamped with the second clamping grooves (6), a connecting frame (9) is installed on one side wall of the filter screen (7) far away from the positioning block (8), a sliding plate (10) is connected with one side wall of the connecting frame (9) in a sliding mode, a sliding rod (11) is installed on one side wall of the connecting frame (9), a sliding plate (10) is connected with the sliding rod (11) in a sliding mode, a clamping plate (12) is installed on one side wall of the sliding plate (12), a sliding plate (13) is connected with a clamping spring (10), and a clamping spring (13) is installed on one side wall of the sliding plate (9), and the spring (13) is connected with the sliding plate (10).

2. The nitroxide sensor with guard structure of claim 1, wherein: fixed subassembly (4) include two-way threaded rod (41), twist and move piece (42), slider (43), fixture block (44) and round bar (45), two-way threaded rod (41) are installed on a lateral wall of connecting plate (1) through the bearing, twist and move piece (42) fixed mounting be in the one end of two-way threaded rod (41), slider (43) are in through threaded connection on the lateral wall of two-way threaded rod (41), fixture block (44) fixed mounting be in on a lateral wall of slider (43), round bar (45) are installed on a lateral wall of connecting plate (1), just slider (43) sliding connection be in on the lateral wall of round bar (45).

3. The nitroxide sensor with a guard structure of claim 2, wherein: and the side wall of the screwing block (42) is provided with an anti-skid groove.

4. The nitroxide sensor with guard structure of claim 1, wherein: and a protective cover (15) is arranged on the outer wall of one side of the protective box (2) through a hinge.

5. The nitroxide sensor with guard structure of claim 4, wherein: and a dustproof block (16) is installed on one side wall of the protective cover (15).

6. The nitroxide sensor with guard structure of claim 1, wherein: a screw hole (17) is formed in one side wall of the connecting plate (1).