CN216816608U

CN216816608U - Handheld rechargeable NOx monitor

Info

Publication number: CN216816608U
Application number: CN202123208498.5U
Authority: CN
Inventors: 韩国庆; 黄文堂; 吴小强
Original assignee: Hefei Zhonghai Lanhang Technology Co ltd
Current assignee: Hefei Zhonghai Lanhang Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-24
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a handheld rechargeable NOx monitor, and relates to the technical field of NOx detection. The utility model comprises a shell and a detection mechanism arranged in the shell; the detection mechanism comprises a detection column which is vertically arranged in the shell, the other end of the detection column penetrates through the bottom of the shell, an air inlet assembly connected with the detection column, and a driving assembly which is arranged in the shell and used for driving the detection column to lift; an air duct is vertically arranged in the detection column and is communicated with the bottom of the detection column; the air inlet assembly comprises an air inlet pump arranged inside the shell, a guide pipe with one end connected with the input end of the air inlet pump and the other end communicated with the top of the ventilation pipeline, and an output pipe with one end connected with the output end of the air inlet pump and the other end connected to the monitoring hole at the bottom of the shell. And the monitoring accuracy of the whole is high.

Description

Handheld rechargeable NOx monitor

Technical Field

The utility model belongs to the technical field of NOx detection, and particularly relates to a handheld rechargeable NOx monitor.

Background

With the improvement of emission control standards of diesel engines, after-treatment equipment needs to be installed on part of the diesel engines to reduce the emission of corresponding pollutants. The design of the aftertreatment device requires knowledge of the diesel NOx emissions data. Some diesel engines have data parameters changed due to a period of use, or original row data cannot be known due to loss of the original data, so that detection equipment is needed to detect the original row of the engine, corresponding data is obtained, and a post-processing system is designed according to actual data.

At present, under some narrow and small spaces, the existing handheld rechargeable NOx monitor is difficult to carry out close-range detection on the gas emission position of a diesel engine, so that the problem of inaccurate integral monitoring result is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a handheld rechargeable NOx monitor which solves the problems in the technical background.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a handheld rechargeable NOx monitor, which comprises a shell and a detection mechanism arranged in the shell;

the detection mechanism comprises a detection column which is vertically arranged in the shell, the bottom end of the detection column penetrates through the bottom of the shell, an air inlet assembly connected with the detection column, and a driving assembly which is arranged in the shell and used for driving the detection column to ascend and descend;

an air duct is vertically arranged in the detection column and is communicated with the bottom of the detection column;

the air inlet assembly comprises an air inlet pump arranged in the shell, a guide pipe with one end connected with the input end of the air inlet pump and the other end communicated with the top of the ventilation pipeline, and an output pipe with one end connected with the output end of the air inlet pump and the other end connected with the monitoring hole at the bottom of the shell.

Further, drive assembly include the bottom with survey post threaded connection and top swing joint and be in lead screw on the shell inner wall locates the inside driving motor of shell, by driving motor driven action wheel is connected the follow driving wheel on lead screw top is connected the action wheel and the hold-in range from between the driving wheel.

Further, the bottom of shell is provided with sensor interface and the interface that charges, just sensor interface closes on the monitoring hole.

Furthermore, a display screen is arranged on the shell, and a key area is arranged at the lower end of the display screen on the shell.

Furthermore, heat dissipation ports are formed in two sides of the shell, and a heat dissipation fan is arranged on the back face of the shell.

Furthermore, a switch part electrically connected with the heat dissipation fan is arranged in the shell;

the switch part comprises a shell arranged in the shell, two expansion blocks arranged in the shell and a positive plate and a negative plate which are arranged on the expansion blocks and are opposite to each other.

The utility model has the following beneficial effects:

according to the utility model, the detection column is arranged in the shell, the driving assembly is arranged to drive the detection column to move, so that the gas monitoring device can go deep into a small space for monitoring, the gas inlet pump is arranged to pump the inlet gas to the monitoring hole, so that the monitoring sensor can monitor the gas in a short distance, and the integral monitoring accuracy is greatly improved.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a hand-held rechargeable NOx monitor;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural diagram of a probe column according to the present invention;

FIG. 4 is a schematic diagram of the bottom of the message of the present application;

FIG. 5 is a schematic view of the backside of the present invention;

FIG. 6 is a schematic plan view of the switching element of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 2. a display screen; 3. a key area; 4. a heat dissipation port; 5. a sensor interface; 6. a charging interface; 7. a monitoring hole; 8. a detection column; 9. a screw rod; 10. a drive motor; 11. a driving wheel; 12. a driven wheel; 13. a synchronous belt; 14. a switch member; 15. a conduit; 16. an output pipe; 17. a heat radiation fan; 18. an air duct; 19. a housing; 20. the expansion is fast; 21. a positive plate; 22. a negative plate; 23. an air intake pump.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the present invention is a handheld rechargeable NOx monitor, including a housing 1 and a detecting mechanism disposed inside the housing 1, wherein the detecting mechanism is used for monitoring exhaust positions of some diesel engines when the exhaust positions are located in a narrow space.

Wherein as shown in fig. 2, detection mechanism is including vertical locating the inside and bottom of shell 1 runs through the detection post 8 of shell 1 bottom, with the subassembly that admits air that detection post 8 is connected, and locate the inside and use for the drive of shell 1 the drive assembly who surveys 8 lifts of post drives through drive assembly and surveys post 8 and remove to the outside, and inside deep narrow and small space, take out the inside gas in narrow and small space to the bottom of shell 1 through the subassembly that admits air, detect through monitoring sensor.

As shown in fig. 3, an air duct 18 is vertically arranged inside the detection column 8, and the air duct 18 is communicated with the bottom of the detection column 8; the subassembly of admitting air is including locating 1 inside pump 23 that admits air of shell, one end connect with 23 input of admitting air connect and the other end with the pipe 15 of 18 top intercommunications of air duct, and one end with the output of pump 23 that admits air is connected and the other end is connected the output tube 16 of 1 bottom monitoring hole 7 department of shell, after surveying the post 8 and deepening narrow and small space, start pump 23 that admits air, take out air duct 18 with gas from the opening part of surveying the 8 bottoms of post, later carry to monitoring hole 7 department through pipe 15 and output tube 16, later the monitoring sensor detects the gas of monitoring hole 7 department.

Wherein, drive assembly include the bottom with survey 8 threaded connection of post and top swing joint be in lead screw 9 on the shell inner wall is located 1 inside driving motor 10 of shell, by driving motor 10 driven action wheel 11 is connected 9 top of lead screw from driving wheel 12, and connect action wheel 11 and from the hold-in range 13 between driving wheel 12 survey the whole cuboid structure that is of post 8, the bottom joint drives action wheel 11 and rotates from driving wheel 12 in the bottom of shell 1 through driving motor 10 to make lead screw 9 rotate, thereby drive and survey 8 removals of post, realize going up and down.

Wherein, the bottom of shell 1 is provided with sensor interface 5 and the interface 6 that charges, just sensor interface 5 closes on monitoring hole 7, detection sensor connects on sensor interface 5, and interface 6 that charges is used for connecting the power.

The display screen 2 is arranged on the shell 1, and the key area 3 is arranged at the lower end of the display screen 2 on the shell 1.

As shown in fig. 5 and 6, heat dissipation ports 4 are formed at two sides of the housing 1, a heat dissipation fan 17 is disposed at the back of the housing 1, and a switch 14 electrically connected to the heat dissipation fan 17 is disposed inside the housing 1; switch 14 is including locating the inside casing 19 of shell 1 locates two inside inflation of casing 19 is fast 20, locate two respectively on the inflation is fast 20 and just positive plate 21 and negative plate 22 to each other, positive plate 21 and negative plate 22 and radiator fan 17 electric connection, because long-time monitoring can make the inside temperature height of shell 1, then do not dispel the heat when the short time is used in practice, when reaching the heat dissipation upper limit temperature of needs through switch according to shell 1, open radiator fan, thereby the effectual holistic energy consumption that has reduced, because expend with heat and contract with cold, the temperature risees, the fast 20 inflation of two expansions, when the upper limit temperature of opening radiator fan 17 is reached to the temperature, the fast 20 of two expansions just expand to positive plate 21 and negative plate 22 contact, open the heat dissipation with radiator fan 17.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A handheld rechargeable NOx monitor which characterized in that: comprises a shell (1) and a detection mechanism arranged in the shell (1);

the detection mechanism comprises a detection column (8) which is vertically arranged in the shell (1) and the bottom end of which penetrates through the bottom of the shell (1), an air inlet assembly connected with the detection column (8), and a driving assembly which is arranged in the shell (1) and used for driving the detection column (8) to ascend and descend;

an air duct (18) is vertically arranged in the detection column (8), and the air duct (18) is communicated with the bottom of the detection column (8);

the air inlet assembly comprises an air inlet pump (23) arranged inside the shell (1), a guide pipe (15) with one end connected with an input end of the air inlet pump (23) and the other end communicated with the top of the ventilating pipeline (18), and an output pipe (16) with one end connected with an output end of the air inlet pump (23) and the other end connected with a monitoring hole (7) in the bottom of the shell (1).

2. The handheld rechargeable NOx monitor of claim 1, wherein the driving assembly comprises a screw rod (9) having a bottom end connected with the detecting column (8) through a screw thread and a top end movably connected to the inner wall of the housing (1), a driving motor (10) disposed inside the housing (1), a driving wheel (11) driven by the driving motor (10), a driven wheel (12) connected to the top end of the screw rod (9), and a synchronous belt (13) connected between the driving wheel (11) and the driven wheel (12).

3. The handheld rechargeable NOx monitor according to claim 1, characterized in that the bottom of the housing (1) is provided with a sensor interface (5) and a charging interface (6), and the sensor interface (5) is adjacent to the monitoring hole (7).

4. The handheld rechargeable NOx monitor according to claim 1, wherein the housing (1) is provided with a display screen (2), and a key area (3) is provided on the housing (1) at a lower end of the display screen (2).

5. The handheld rechargeable NOx monitor according to claim 1, wherein the housing (1) is provided with heat dissipating ports (4) at both sides thereof, and a heat dissipating fan (17) is provided at the back of the housing (1).

6. The hand-held rechargeable NOx monitor according to claim 5, characterized in that a switch member (14) electrically connected to the heat dissipation fan (17) is disposed inside the housing (1);

the switch piece (14) comprises a shell (19) arranged in the shell (1), two expansion blocks (20) arranged in the shell (19), and a positive plate (21) and a negative plate (22) which are arranged on the two expansion blocks (20) and are opposite to each other.