CN213398397U

CN213398397U - Ship exhaust emission monitoring equipment

Info

Publication number: CN213398397U
Application number: CN202021962654.XU
Authority: CN
Inventors: 王富生; 周云树; 汪兴业; 张海红
Original assignee: Shenzhen Ruijing Environmental Science And Technology Co ltd
Current assignee: Shenzhen Ruijing Environmental Science And Technology Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-06-08
Anticipated expiration: 2030-09-09

Abstract

The utility model discloses a ship exhaust emission monitoring device, wherein, the ship exhaust emission monitoring device comprises an exhaust emission analyzer and a sampling device; a water removal component is arranged in the waste gas emission analyzer; be equipped with sampling subassembly and the drainage piece that is the interval setting in the sampling device, the sampling subassembly with the one end of drainage piece all with dewatering component tube coupling, the sampling subassembly with the other end of drainage piece is used for communicating with exhaust emission pipeline. The utility model discloses technical scheme does not influence under the normal operating conditions of boats and ships, discharges the water that the dewatering subassembly got rid of smoothly outside boats and ships.

Description

Ship exhaust emission monitoring equipment

Technical Field

The utility model relates to a monitoring facilities technical field, in particular to boats and ships exhaust emission monitoring facilities.

Background

The ship exhaust emission monitoring equipment in the related art comprises an exhaust emission analyzer and a sampling device, wherein a water removal device is arranged in the exhaust emission analyzer and used for removing moisture in flue gas transmitted by the sampling device, and the moisture removed by the conventional water removal device is directly discharged to the outside through an externally arranged discharge pipeline; however, the ship exhaust emission monitoring equipment with the structure is applied to ships, is not suitable for small space and cabins with high requirements on environmental cleanness, and water generated by the water removing device needs to be returned to a ship exhaust emission pipeline through the heat tracing pipe and the sampling probe and is discharged to the air along with high-temperature smoke.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a boats and ships exhaust-gas emission monitoring facilities, aim at not influencing under the normal operating conditions of boats and ships, discharge the water that the dewatering subassembly got rid of outside boats and ships smoothly.

In order to achieve the above object, the utility model provides a ship exhaust emission monitoring facilities, ship exhaust emission monitoring facilities includes:

the waste gas emission analyzer is internally provided with a dewatering component; and

sampling device, be equipped with sampling subassembly and the drainage piece that is the interval setting in the sampling device, the sampling subassembly with the one end of drainage piece all with dewatering component tube coupling, the sampling subassembly with the other end of drainage piece is used for communicating with exhaust emission pipeline.

In one embodiment, the sampling device comprises:

the heat tracing pipe is internally provided with the drainage piece and the connecting piece which are arranged at intervals, and the connecting piece and the drainage piece are respectively connected with pipelines at two ends of the dewatering component; and

the probe is connected with the heat tracing pipe, the sampling assembly is arranged in the probe, and the probe is also provided with a water outlet which is arranged at an interval with the sampling assembly; one end of the sampling assembly penetrates through the probe and extends into the heat tracing pipe, and is connected with one end of the connecting piece, which is far away from the water removing assembly; one end of the drainage piece, which is far away from the water removal assembly, penetrates through the water outlet and extends into the probe to be communicated with the waste gas discharge pipeline.

In one embodiment, the probe comprises a mounting block, a sealing element and a pipe seat flange which are detachably connected in sequence, wherein one side, far away from the sealing element, of the mounting block is connected with the heat tracing pipe, and the mounting block, the sealing element and the pipe seat flange enclose to form a mounting cavity; the sampling subassembly is located the installation cavity, just the one end of sampling subassembly is passed the installation piece stretches into in the heat tracing pipe with the connecting piece is kept away from dewatering component's one end is connected.

In one embodiment, the connecting piece comprises at least five connecting pipes arranged on the heat tracing pipe, the five connecting pipes are arranged at intervals, and the five connecting pipes are arranged at intervals with the drainage piece;

the sampling assembly comprises a smoke sampling pipe, a temperature measuring pipe and two pitot tubes which are arranged in the installation cavity, one ends of the smoke sampling pipe, the temperature measuring pipe and the two pitot tubes penetrate through the installation block and extend into the heat tracing pipe and are respectively connected with the five connecting pipes in a one-to-one correspondence manner, and the smoke sampling pipe, the temperature measuring pipe and the two pitot tubes are arranged at intervals; and one ends of the two pitot tubes, which are far away from the heat tracing pipe, are used for penetrating through the pipe seat flange and communicating with the exhaust gas discharge pipeline.

In one embodiment, a filter is arranged at one end of the smoke sampling pipe, which is far away from the heat tracing pipe, and the filter is used for filtering particulate matters in the exhaust gas.

In one embodiment, the outer walls of the mounting block and the pipe seat flange are both provided with insulating layers.

In one embodiment, a sensor is arranged in the temperature measuring pipe, a temperature compensation line is arranged in the heat tracing pipe, and two ends of the temperature compensation line are respectively connected with the exhaust emission analyzer and the sensor.

In an embodiment, the exhaust emission analyzer includes a housing, and an analysis element, a sampling pump and the water removal assembly which are arranged in the housing, wherein the analysis element, the sampling pump and the water removal assembly are sequentially connected by a pipeline, and the sampling pump is used for sucking a sample located in the sampling device into the exhaust emission analyzer.

In an embodiment, a pipeline between the sampling assembly and the water removal assembly is defined as a first pipeline, the exhaust emission analyzer further includes a back-flushing stop valve disposed in the first pipeline, and the back-flushing stop valve is used for controlling opening and closing of the first pipeline;

the exhaust emission analysis appearance still includes the second pipeline and locates the blowback valve of second pipeline, the second tube coupling in first pipeline, and be located the sampling subassembly with between the dewatering subassembly, the blowback valve be used for to the sampling subassembly lets in the blowback air current.

In one embodiment, the exhaust emission analyzer further comprises a display screen disposed on an outer wall of the housing, the display screen being electrically connected to the analysis element.

The ship exhaust emission monitoring equipment of the technical proposal of the utility model comprises an exhaust emission analyzer and a sampling device; a water removal component is arranged in the waste gas emission analyzer; the sampling device is connected with the waste gas emission analyzer, the sampling device is internally provided with sampling components and drainage pieces which are arranged at intervals, and the sampling components, the dewatering components and the drainage pieces are sequentially connected; after the sampling assembly collects an analysis sample from the exhaust emission pipeline and is introduced into a water removal assembly in the exhaust emission analyzer, the water removal assembly removes water from the analysis sample and returns the extracted water to the exhaust emission pipeline through a water drainage piece; so set up for need not to set up the drain pipe in other positions of boats and ships, not influence under the normal operating conditions of boats and ships, can discharge smoothly outside the boats and ships with the drainage in the water that the dewatering subassembly got rid of through sampling device.

Drawings

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

Fig. 1 is a schematic structural diagram of an embodiment of a probe of a sampling device of the ship exhaust emission monitoring device of the present invention;

FIG. 2 is a schematic structural view of the ship exhaust emission monitoring device of the present invention;

fig. 3 is the pipeline schematic diagram of the ship exhaust emission monitoring device of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

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 belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a boats and ships exhaust emission monitoring facilities.

In the embodiment of the present invention, referring to fig. 1 to 3, the ship exhaust emission monitoring apparatus includes an exhaust emission analyzer 10 and a sampling device 20; a water removal component 11 is arranged in the exhaust emission analyzer 10; be equipped with sampling subassembly 20a and drain 20b that are the interval setting in the sampling device 20, sampling subassembly 20a with the one end of drain 20b all with remove water subassembly 11 tube coupling, sampling subassembly 20a with the other end of drain 20b is used for communicating with exhaust emission pipeline.

In this embodiment, when the ship exhaust emission monitoring device works, the sampling component 20a of the sampling device 20 extracts an exhaust gas sample from the exhaust gas emission pipeline, and the exhaust gas sample is introduced into the water removal component 11 in the exhaust gas emission analyzer 10, and the water in the exhaust gas sample is removed by the water removal component 11, so as to improve the detection accuracy of the exhaust gas emission analyzer 10; moisture that dewatering component 11 extracted from the waste gas sample passes sampling device 20 through drain 20b and directly discharges into the exhaust emission pipeline, and then can avoid moisture indiscriminate to discharge, influences exhaust emission analysis appearance 10's detection achievement. And locate drainage piece 20b in sampling device 20, need not to set up the drain pipe in other positions of boats and ships outside boats and ships exhaust emission monitoring facilities and carry out the drainage, avoid the position that the drain pipe set up to appear leaking the problem easily, influence the gas tightness of boats and ships.

The ship exhaust emission monitoring equipment of the technical proposal of the utility model comprises an exhaust emission analyzer 10 and a sampling device 20; a water removal component 11 is arranged in the exhaust emission analyzer 10; a sampling assembly 20a and a drainage piece 20b which are arranged at intervals are arranged in the sampling device 20, one end of each of the sampling assembly 20a and the drainage piece 20b is connected with the water removal assembly 11 through a pipeline, and the other end of each of the sampling assembly 20a and the drainage piece 20b is communicated with an exhaust gas discharge pipeline; after the sampling assembly 20a collects an analysis sample from the exhaust emission pipeline and leads the analysis sample into the water removal assembly 11 in the exhaust emission analyzer 10, the water removal assembly 11 removes water from the analysis sample, and the extracted water is returned to the exhaust emission pipeline through the water drainage member 20 b; by the arrangement, a drain pipe does not need to be arranged at other positions of the ship, and the water removed by the water removing component 11 can be smoothly discharged out of the ship through the drain part 20b in the sampling device 20 under the condition that the normal operation of the ship is not affected.

In one embodiment, referring to fig. 1 and 2, the sampling device 20 includes a heat trace tube 21 and a probe 22; the heat tracing pipe 21 is internally provided with the drainage piece 20b and the connecting piece 20c which are arranged at intervals, and the connecting piece 20c and the drainage piece 20b are respectively connected with pipelines at two ends of the water removing component 11; the probe 22 is connected with the heat tracing pipe 21, the sampling assembly 20a is arranged in the probe 22, and the probe 22 is also provided with a water outlet 22a arranged at an interval with the sampling assembly 20 a; one end of the sampling assembly 20a penetrates through the probe 22 and extends into the heat tracing pipe 21, and is connected with one end of the connecting piece 20c far away from the water removing assembly 11; one end of the drainage member 20b, which is far away from the water removal assembly 11, extends into the probe 22 through the drainage port 22a and is communicated with the exhaust gas discharge pipeline.

In this embodiment, after the sampling component 20a extracts the analysis sample from the exhaust emission pipeline, the analysis sample can be heated by the heat tracing pipe 21 when flowing through the heat tracing pipe 21, so as to avoid the problem that the analysis sample is not easy to flow at a low external temperature, thereby not affecting the normal operation of the ship exhaust emission monitoring device.

In one embodiment, referring to fig. 1 and 2, the probe 22 includes a mounting block 221, a sealing member 222 and a socket flange 223, which are detachably connected in sequence, wherein a side of the mounting block 221 away from the sealing member 222 is connected to the heat trace pipe 21, and the mounting block 221, the sealing member 222 and the socket flange 223 enclose a mounting cavity; the sampling assembly 20a is arranged in the installation cavity, and one end of the sampling assembly 20a penetrates through the installation block 221 and extends into the heat tracing pipe 21 to be connected with one end, far away from the water removing assembly 11, of the connecting piece 20 c.

In the present embodiment, the probe 22 is divided into the mounting block 221 and the tube seat flange 223, and the mounting block 221 is detachably connected to the tube seat flange 223, so that the user can detach the probe 22 and replace or clean the sampling assembly 20a in the mounting cavity; and the sealing between the mounting block 221 and the stem flange 223 is improved by the sealing 222 being provided between the mounting block 221 and the stem flange 223.

In an embodiment, referring to fig. 1 and 2, the connection member 20c includes at least five connection pipes provided on the heat trace pipe 21, the five connection pipes are arranged at intervals, and the five connection pipes are all arranged at intervals with the drainage member 20 b; the sampling assembly 20a comprises a smoke sampling pipe 201a, a smoke sampling pipe 202a, a temperature measuring pipe 203a and two pitot tubes 204a which are arranged in the installation cavity, one ends of the smoke sampling pipe 201a, the smoke sampling pipe 202a, the temperature measuring pipe 203a and the two pitot tubes 204a penetrate through the installation block 221 and extend into the heat tracing pipe 21, one ends of the smoke sampling pipe 201a, the smoke sampling pipe 202a, the temperature measuring pipe 203a and the two pitot tubes 204a which extend into the heat tracing pipe 21 are respectively connected with five connecting pipes in a one-to-one correspondence manner, and the smoke sampling pipe 201a, the smoke sampling pipe 202a, the temperature measuring pipe 203a and the two pitot tubes 204a are arranged at intervals; one ends of the two pitot tubes 204a far away from the heat trace pipe 21 are used for communicating with the exhaust gas discharge pipeline through the pipe seat flange 223.

In this embodiment, the drainage member 20b is a drainage pipe, and the drainage pipe and the five connecting pipes are all stainless steel pipes with diameter of phi 6 and size consistent with each other; the flue gas sampling pipe 201a is used for detecting gas components in the waste gas, the smoke dust sampling pipe 202a is used for detecting the waste gas, and the temperature measuring pipe 203a is used for introducing the waste gas into a temperature sensor in the waste gas emission analyzer 10 so as to enable the temperature sensor to detect the temperature of the waste gas; the two pitot tubes 204a are an upper pitot tube and a lower pitot tube respectively, the two pitot tubes 204a measure the static pressure and the differential pressure of the exhaust gas respectively, the exhaust gas emission analyzer 10 obtains the data of the static pressure and the differential pressure, and the exhaust gas emission flow is obtained through a calculation formula. That is, the sampling module 20a of the present embodiment is provided with sampling pipes for measuring various types of data, thereby increasing the sampling range of the sampling device 20 and increasing the analysis range of the exhaust emission analyzer 10.

In an embodiment, referring to fig. 1 and 2, an end of the flue gas sampling pipe 201a away from the heat trace pipe 21 is provided with a filter for filtering particulate matters in the exhaust gas. So set up, when waste gas lets in probe 22 from the exhaust emission pipeline, waste gas can pass through filter particle thing in advance for the flue gas does not contain other impurity, thereby promotes the detection precision of exhaust emission analysis appearance 10.

In one embodiment, referring to fig. 1 and 2, the outer walls of the mounting block 221 and the socket flange 223 are provided with insulation.

In the embodiment, when the marine diesel engine works, the temperature in the exhaust gas discharge pipeline is generally about 280 ℃; the heat preservation can avoid the staff to scald when touching boats and ships exhaust emission monitoring facilities's outer wall, and then plays protection staff's effect. The heat-insulating layer can be made of heat-insulating cotton.

In one embodiment, referring to fig. 1 and 2, a sensor is disposed in the temperature measuring tube 203a, and a temperature compensation line is disposed in the heat tracing tube 21, and both ends of the temperature compensation line are electrically connected to the exhaust emission analyzer 10 and the sensor, respectively.

In the present embodiment, the heat tracing pipe 21 includes a pipe body, a heating layer disposed in the pipe body, and a heat insulating layer located between the heating layer and the inner wall of the pipe body; the temperature compensation line is arranged in the heat preservation layer and mainly used for compensating errors generated by temperature changes of a joint of the heating layer in the heat tracing pipe 21 and the exhaust emission analyzer 10, so that the problems of high temperature and unstable temperature caused by the exhaust emission analyzer 10 near the heating layer of the heat tracing pipe 21 are solved.

In an embodiment, referring to fig. 1 to 3, the exhaust emission analyzer 10 includes a housing, and an analysis element 12, a sampling pump 13 and the water removal assembly 11 disposed in the housing, wherein the analysis element 12, the sampling pump 13 and the water removal assembly 11 are sequentially connected by a pipeline, and the sampling pump 13 is configured to suck a sample located in the sampling device into the exhaust emission analyzer.

In the present embodiment, by providing the sampling pump 13 in the exhaust emission analyzer 10, the flow rate of the analysis sample from the sampling device 20 is increased, and the detection speed of the exhaust emission analyzer 10 is increased. A flow meter is arranged between the analysis element 12 and the sampling pump 13, and a filter is arranged between the sampling pump 13 and the water removal assembly 11.

The flue gas measurement process specifically comprises the following steps: when the exhaust emission analyzer 10 is put into operation, the water removal component 11 reaches a set temperature (generally 4 ℃), and the sampling pump 13 is started to enable the sampling device 20 to start to collect the ship exhaust; the exhaust gas flowing from the sampling device 20 flows through the water removal assembly, the filter element, the sampling pump and the flow meter in sequence, so that the exhaust gas can be pretreated for water removal and filtration, and finally enters the shell, and the pretreated exhaust gas is analyzed by the analysis element 12; after the analysis element 12 completes the analysis, the exhaust gas after the analysis is discharged outside the housing through the pipe of the exhaust port by the engine communicating with the housing. And (4) setting.

In an embodiment, referring to fig. 1 to 3, a pipeline between the sampling assembly 20a and the water removal assembly 11 is defined as a first pipeline, the exhaust emission analyzer 10 further includes a blowback stop valve 14 disposed in the first pipeline, and the blowback stop valve 14 is configured to control opening and closing of the first pipeline; the exhaust emission analyzer 10 further comprises a second pipeline and a blowback valve 15 arranged on the second pipeline, the second pipeline is connected to the first pipeline and located between the sampling assembly 20a and the water removal assembly 11, and the blowback valve 15 is used for introducing blowback airflow to the sampling assembly 20 a.

In this embodiment, blowback valve 15 and blowback gas pitcher intercommunication, when needs blowback, blowback stop valve 14 closes for the blowback air current that blowback valve 15 let in can get into sampling component 20a, with the impurity in the sampling component 20a reverse blow-in exhaust emission pipeline, thereby promote sampling device 20's cleanliness factor. When back flushing is not needed, the back flushing stop valve 14 is opened, so that the back flushing valve 15 is closed, and the first pipeline normally circulates the sample; in this embodiment, the blowback valve 14 is activated every 2 hours, and the sampling assembly 20a stops sampling when the blowback valve 14 is activated.

In one embodiment, referring to fig. 1 to 3, the exhaust emission analyzer 10 further includes a display screen disposed on an outer wall of the housing, and the display screen is electrically connected to the analysis element. So set up, the analysis result accessible display screen of analysis component output shows for the user watches, promotes the convenience of exhaust emission analysis appearance 10.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A marine exhaust emission monitoring apparatus, comprising:

2. The marine exhaust emission monitoring apparatus of claim 1, wherein the sampling device comprises:

3. The marine exhaust emission monitoring device of claim 2, wherein the probe comprises a mounting block, a sealing element and a pipe seat flange which are detachably connected in sequence, wherein one side of the mounting block, which is far away from the sealing element, is connected with the heat tracing pipe, and the mounting block, the sealing element and the pipe seat flange enclose to form a mounting cavity; the sampling subassembly is located the installation cavity, just the one end of sampling subassembly is passed the installation piece stretches into in the heat tracing pipe with the connecting piece is kept away from dewatering component's one end is connected.

4. The marine exhaust emission monitoring apparatus of claim 3, wherein the connecting member includes at least five connecting pipes provided to the heat tracing pipe, the five connecting pipes being arranged at intervals, and the five connecting pipes being spaced apart from the water discharging member;

5. The marine exhaust emission monitoring device of claim 4, wherein the end of the flue gas sampling pipe away from the heat tracing pipe is provided with a filter for filtering particulate matters in the exhaust gas.

6. The marine exhaust emission monitoring device of claim 4, wherein the mounting block and the outer wall of the socket flange are each provided with an insulating layer.

7. The marine exhaust emission monitoring apparatus according to claim 4, wherein a sensor is disposed in the temperature measuring tube, a temperature compensation line is disposed in the heat tracing tube, and both ends of the temperature compensation line are electrically connected to the exhaust emission analyzer and the sensor, respectively.

8. The marine exhaust emission monitoring device of any one of claims 1 to 7, wherein the exhaust emission analyzer comprises a housing, and an analysis element, a sampling pump and the water removal assembly which are arranged in the housing, the analysis element, the sampling pump and the water removal assembly are sequentially connected by a pipeline, and the sampling pump is used for sucking a sample positioned in the sampling device into the exhaust emission analyzer.

9. The marine exhaust emission monitoring device according to claim 8, wherein a pipeline between the sampling module and the water removal module is defined as a first pipeline, and the exhaust emission analyzer further comprises a back-flushing stop valve disposed in the first pipeline, the back-flushing stop valve being configured to control opening and closing of the first pipeline;

10. The marine exhaust emission monitoring device of claim 8, wherein the exhaust emission analyzer further comprises a display screen disposed on an outer wall of the housing, the display screen being electrically connected to the analysis element.