CN211623523U

CN211623523U - Smoke discharge treatment device for generator set

Info

Publication number: CN211623523U
Application number: CN201922393373.0U
Authority: CN
Inventors: 李庆雷
Original assignee: Tianjin Leiteng Electromechanical Equipment Technology Co ltd
Current assignee: Tianjin Leiteng Electromechanical Equipment Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-02
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a generating set processing apparatus that discharges fume belongs to generating set supporting field, including install bin, catalysis room, injection pipe, urea supply structure, mounting panel, air inlet hose, hoop, rubber packing ring, arc door, slip ring, filter screen, blast pipe. The utility model discloses an install bin is integrated in SCR tail gas processing system, utilize the bolt with the mounting panel fixed with generating set on, be convenient for the installation of this device, through with air hose connection on the exhaust emission mouth of generating set engine, utilize the hoop to press from both sides it tightly, and then install this device, tail gas sprays urea solution in the injection pipe through the urea feed structure simultaneously in air hose gets into the injection pipe, and then utilize the combined action of urea and the indoor catalyst of catalysis to purify tail gas, utilize the filter screen can intercept the particulate matter in the tail gas, the arc door that can open is convenient for draw out the filter screen and clears up.

Description

Smoke discharge treatment device for generator set

Technical Field

The utility model relates to a generating set field of supporting, especially a generating set processing apparatus that discharges fume.

Background

The generator set comprises a diesel generator set, the existing diesel generator set can contain a large amount of smoke dust, CO, SO2, NOX and other gases in the discharged tail gas when working, and can cause harm to the environment, the existing latest diesel generator set always has an SCR tail gas after-treatment system to treat the tail gas, but most of old diesel generator sets do not have the system, and therefore the generator set smoke discharge treatment device for solving the problems is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of proposing in the background art, designed a generating set processing apparatus that discharges fume.

The technical scheme of the utility model is that the smoke exhaust treatment device for the generator set comprises an installation box, a catalysis chamber, an injection pipe, a urea supply structure, an installation plate, an air inlet hose, a hoop, a rubber gasket, an arc door, a sliding ring, a filter screen and an exhaust pipe, wherein the catalysis chamber is installed at the upper part in the installation box, the injection pipe is installed in the installation box and connected with the catalysis chamber, the urea supply structure is installed at the lower part in the installation box, the installation plate is installed on the bottom surface of the installation box, the air inlet hose is installed on the installation box and connected with the injection pipe, the hoop is installed at the outer end of the air inlet hose, the rubber gasket is installed on the inner wall at the outer end of the air inlet hose, the arc door can be rotatably installed on the surface of the catalysis chamber, the sliding ring is sleeved outside the catalysis chamber and is abutted against, the exhaust pipe is arranged on the opposite end of the connecting end of the injection pipe of the catalytic chamber and extends out of the installation box.

Preferably, urea supply structure includes urea jar, urea pump, measuring pump, the urea jar is installed in the install bin lower part, the urea pump is installed in the install bin lower part and is connected with the urea jar, the measuring pump is installed in the install bin lower part and urea pump, injection pipe connection.

Preferably, a maintenance door is arranged on the installation box, and the maintenance door can be rotatably installed on the installation box.

Preferably, the catalytic chamber is provided with temperature sensors, and the two temperature sensors are respectively arranged at the front end and the rear end of the catalytic chamber and are electrically connected with the signal input end of the metering pump.

Preferably, be equipped with nitrogen oxide sensor on the blast pipe, nitrogen oxide sensor install on the blast pipe and with measuring pump signal input part electric connection.

Advantageous effects

The utility model provides a smoke discharging and treating device for a generator set, which has the following beneficial effects that the device integrates an SCR tail gas treatment system in the device by using an installation box through the structural design of the device, the installation plate is fixed on the generator set by using bolts, the device is convenient to install, the device is clamped by using a hoop by connecting an air inlet hose on a tail gas discharge port of an engine of the generator set, the tail gas enters an injection pipe through the air inlet hose and simultaneously injects urea solution into the injection pipe by using a urea supply structure, the tail gas is purified by using the combined action of the urea and a catalyst in a catalytic chamber, particles in the tail gas can be intercepted by using a filter screen, the filter screen can be conveniently taken out and cleaned by using an openable arc door, and the upgrading and the reconstruction of the prior old diesel generator set without the tail gas treatment system are realized, the problems proposed in the background art are solved.

Drawings

Fig. 1 is a schematic structural diagram of a generator set smoke treatment device according to the present invention;

FIG. 2 is a schematic view of a partial structure of a catalytic chamber portion of the device for treating exhaust fumes from a generator set according to the present invention;

fig. 3 is a schematic structural view of the direction a shown in fig. 1 according to the present invention.

In the figure, 1, a box is installed; 2. a catalyst chamber; 3. an injection pipe; 4. mounting a plate; 5. an air intake hose; 6. a hoop; 7. a rubber gasket; 8. an arc-shaped door; 9. a slip ring; 10. filtering with a screen; 11. an exhaust pipe; 12. a urea tank; 13. a urea pump; 14. a metering pump; 15. repairing the door; 16. a temperature sensor; 17. an NOx sensor.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a smoke discharge processing device of a generator set comprises an installation box 1, a catalysis chamber 2, an injection pipe 3, a urea supply structure, an installation plate 4, an air inlet hose 5, a hoop 6, a rubber gasket 7, an arc-shaped door 8, a sliding ring 9, a filter screen 10 and an exhaust pipe 11, wherein the catalysis chamber 2 is installed on the upper portion in the installation box 1, the injection pipe 3 is installed in the installation box 1 and connected with the catalysis chamber 2, the urea supply structure is installed on the lower portion in the installation box 1, the installation plate 4 is installed on the bottom surface of the installation box 1, the air inlet hose 5 is installed on the installation box 1 and connected with the injection pipe 3, the hoop 6 is installed at the outer end of the air inlet hose 5, the rubber gasket 7 is installed on the inner wall of the outer end of the air inlet hose 5, the arc-shaped door 8 is rotatably installed on the side surface of the catalysis chamber 2, the sliding ring, the filter screen 10 is installed in the catalysis chamber 2, the exhaust pipe 11 is installed on the opposite end of the connecting end of the injection pipe 3 of the catalysis chamber 2 and extends out of the installation box 1, wherein, the urea supply structure belongs to the prior known technology and is a necessary part for SCR tail gas treatment, and parts which are not introduced in the scheme can be found in the prior art, so that the implementation of the technical scheme is not hindered, wherein, the catalysis chamber 2 is of a cylindrical structure, the arc of the arc door 8 corresponds to the arc on the side surface thereof, the sliding ring 9 is of an annular structure tightly attached to the outer surface of the catalysis chamber 2 and is used for fixing the outer surface 1 of the arc door 8 to play a secondary sealing role, and the rubber gasket 7 is made of high-temperature resistant rubber.

The utility model discloses in, urea supply structure includes urea jar 12, urea pump 13, measuring pump 14, urea jar 12 is installed in 1 interior lower parts of install bin, urea pump 13 is installed in 1 lower part of install bin and is connected with urea jar 12, measuring pump 14 is installed in 1 interior lower part of install bin and is connected with urea pump 13, injection pipe 3, utilizes urea jar 12 to supply with urea, urea pump 13 pressurization, and urea pump 14 gathers behind the flow signal who comes from the gas flow sensor of generating set engine inlet end installation and passes through 3 blowout of injection pipe with urea behind the compressed gas who comes from the engine air pump.

The utility model discloses in, be equipped with maintenance door 15 on the install bin 1, maintenance door 15 is rotatable to be installed on install bin 1, and maintenance door 15 is convenient for maintain the part in the install bin 1.

The utility model discloses in, be equipped with temperature sensor 16 on the catalysis room 2, two temperature sensor 16 install respectively around the catalysis room 2 both ends and with measuring pump 14 signal input part electric connection, utilize temperature sensor 16 to judge the reaction temperature in the catalysis room 2, and then judge how much of the urea volume of supplying with through measuring pump 14, how measuring pump 14 changes out the urea volume according to the temperature and belongs to prior art.

The utility model discloses in, be equipped with nitrogen oxide sensor 17 on blast pipe 11, nitrogen oxide sensor 17 install on blast pipe 11 and with 14 signal input part electric connection of measuring pump, and then judge whether complete the reaction according to the nitrogen oxide residual content in blast pipe 11, and then measuring pump 14 changes the volume of discharge urea.

All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet control requirements, and specific connection and control sequences.

In this embodiment:

firstly, the mounting plate 4 is fixed on the generator set by using bolts, and then the mounting box 1 is mounted on the generator set, thereby facilitating the mounting of the device, the air inlet hose 5 is connected on a tail gas discharge port of a generator set engine, the tail gas is clamped by using the hoop 6, the rubber gasket 7 plays a role in filling a gap between the air inlet hose 5 and the tail gas discharge port of the generator set, the sealing property is enhanced, then the device is mounted, an air flow sensor is arranged at an air inlet end of the generator set engine and is electrically connected with a signal input end of a metering pump 14, tail gas enters the injection pipe 3 through the air inlet hose 5, and a urea supply structure sprays urea solution into the injection pipe, the urea supply structure supplies urea through a urea tank 12, the urea pump 13 pressurizes, the metering pump 14 sprays the urea out through the injection pipe 3 after collecting a flow signal from the air flow sensor arranged at the air inlet end of the generator set engine And then utilize urea and 2 interior catalyst's of catalytic chamber combined action to purify tail gas, then discharge through blast pipe 11, utilize filter screen 10 can intercept the particulate matter in the tail gas, the arc door 8 that can open is convenient for draw out filter screen 10 and clears up, outside moving arc door 8 with slip ring 9, can seal up outside arc door 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A smoke exhaust treatment device of a generator set comprises an installation box (1), a catalysis chamber (2), an injection pipe (3), a urea supply structure, an installation plate (4), an air inlet hose (5), a hoop (6), a rubber gasket (7), an arc door (8), a sliding ring (9), a filter screen (10) and an exhaust pipe (11), wherein the catalysis chamber (2) is installed at the upper part in the installation box (1), the injection pipe (3) is installed in the installation box (1) and connected with the catalysis chamber (2), the urea supply structure is installed at the lower part in the installation box (1), and the smoke exhaust treatment device is characterized in that the installation plate (4) is installed on the bottom surface of the installation box (1), the air inlet hose (5) is installed on the installation box (1) and connected with the injection pipe (3), the hoop (6) is installed at the outer end of the air inlet hose (5), the rubber gasket (7) is installed on the inner wall of the air inlet hose, arc door (8) rotatable installation is on catalytic chamber (2) side surface, slip ring (9) slip suit outside catalytic chamber (2) and offset with arc door (8), install in catalytic chamber (2) filter screen (10), blast pipe (11) are installed and are held on catalytic chamber (2) injection pipe (3) link relatively and stretch out from install bin (1).

2. The generator set smoke exhaust treatment device according to claim 1, wherein the urea supply structure comprises a urea tank (12), a urea pump (13) and a metering pump (14), the urea tank (12) is installed at the lower part in the installation box (1), the urea pump (13) is installed at the lower part in the installation box (1) and connected with the urea tank (12), and the metering pump (14) is installed at the lower part in the installation box (1) and connected with the urea pump (13) and the injection pipe (3).

3. The generator set smoke treatment device according to claim 1, wherein a maintenance door (15) is arranged on the installation box (1), and the maintenance door (15) is rotatably installed on the installation box (1).

4. The generator set smoke treatment device according to claim 1, wherein the catalytic chamber (2) is provided with temperature sensors (16), and the two temperature sensors (16) are respectively installed at the front end and the rear end of the catalytic chamber (2) and are electrically connected with the signal input end of the metering pump (14).

5. The generator set smoke exhaust treatment device according to claim 1, wherein a nitrogen oxide sensor (17) is arranged on the exhaust pipe (11), and the nitrogen oxide sensor (17) is installed on the exhaust pipe (11) and electrically connected with a signal input end of the metering pump (14).