High-speed machine SCR system integrated packaging shell device

Abstract

The utility model discloses a high-speed machine SCR system integrated packaging shell device which comprises a packaging shell, an air inlet pipe arranged on the front side of the packaging shell and an exhaust pipe arranged on the rear side of the packaging shell in a communicating mode, two partition plates which are vertically distributed are fixedly connected into the packaging shell, the air inlet pipe is inserted between the two partition plates, and the exhaust pipe is arranged between the two partition plates. The exhaust pipe is located between the partition plates and the inner wall of the packaging shell, a sleeve is fixedly embedded between the two partition plates, and a catalyst cylinder is movably inserted into the sleeve. According to the utility model, the device is compact in structure, and the packaging modularization requirement of the SCR system of the high-speed machine is met to a great extent; the sealing cover is locked through a hoop, and the catalyst cylinder is pressed and fixed through a pressing piece; by arranging the detachable catalyst cylinder, timely replacement is facilitated, and the tail gas treatment effect is guaranteed to a great extent; tail gas and urea are discharged through the gas inlet pipe, treated gas is discharged through the exhaust pipe, the internal flow field of the device is uniform, and the catalyst reaction efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to tail gas treatment technical field, concretely is a kind of high-speed machine SCR system integrated packaging shell device. BACKGROUND

[0002] Diesel engine is the engine that burns diesel to obtain energy release, diesel engine has the advantages of thermal efficiency and economy, therefore, currently still have majority of ships adopt diesel engine. The rapid development of current shipping industry makes the environmental pollution caused by marine diesel engine exhaust emission of various countries pay attention degree sharply increase. Even some marine diesel engine exhaust has caused serious environmental pollution problem, and as widely used selective catalytic reduction technology (SCR) is applied to marine engine exhaust to a great extent.

[0003] But many existing SCR technology is only for medium and low speed engine, high-speed machine field is almost rarely involved, and the application market of high-speed machine is relatively much smaller due to the characteristics of high-speed machine, mainly applied to the generator set of large ship, tug, patrol boat, truck and some specific equipment etc. Therefore, it is imminent to invent a kind of high-speed machine SCR system integrated packaging shell device. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a kind of high-speed machine SCR system integrated packaging shell device, solves the problems raised in the above background art.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model is realized by the following technical scheme: a kind of high-speed machine SCR system integrated packaging shell device, including packaging shell, the air inlet pipe and the exhaust pipe of communication setting in the front side of packaging shell and rear side, the packaging shell inside fixedly connected with two baffle plates of vertical distribution, the air inlet pipe is inserted between two baffle plates, the exhaust pipe is located between baffle plate and packaging shell inner wall, two the sleeve of fixedly embedded between baffle plate, the sleeve inside movably inserted with catalyst cylinder, the catalyst cylinder inside is provided with catalyst, the air inlet pipe is located in one end of packaging shell inside and is provided with the first through-hole of circumferential distribution, one of the baffle plate is provided with second through-hole, the sleeve ring of fixedly embedded on the side wall of packaging shell, the sleeve ring and sleeve position correspond, the end of the sleeve ring can be detachably installed with the end cap of end part.

[0008] Preferably, a pressing part is arranged between the catalyst cylinder and the collar, the pressing part comprises a reverse threaded screw rod and slotted bolts threaded on both ends of the reverse threaded screw rod, the slotted bolts are provided with clamping grooves at the ends away from the reverse threaded screw rod, the clamping grooves of the two slotted bolts are clamped on the collar and the catalyst cylinder respectively, and a nut is threaded on the slotted bolts.

[0009] Preferably, the cover is fixedly installed at the end of the collar through a clamp, and the clamp is sleeved on the cover and the collar.

[0010] Preferably, a transverse support plate is fixedly connected between the packaging shell and the partition plate, and a third through hole is formed in the transverse support plate.

[0011] Preferably, a plurality of elastic protrusions distributed at equal distances are fixedly connected to the outer circumferential side wall of the catalyst cylinder, the elastic protrusions are in abutting contact with the inner wall of the sleeve, and the end of the sleeve is provided with a flange, and when the catalyst cylinder is installed, the end of the catalyst cylinder is pushed to abut against the flange of the sleeve.

[0012] Preferably, a support leg is fixedly connected to the bottom of the packaging shell.

[0013] (Three) beneficial effects

[0014] The utility model provides a kind of high-speed machine SCR system integrated packaging shell device, with following beneficial effects:

[0015] 1, in the utility model, the device structure is compact, greatly meet the high-speed machine SCR system packaging modularization requirement;Locking is carried out to cover using clamp, and catalyst cylinder is fixedly pressed using pressing part;By setting detachable catalyst cylinder, it is convenient to replace in time, and the treatment effect of tail gas is greatly guaranteed;Gas is discharged by intake pipe and urea, and the internal flow field of the device is relatively uniform, and catalyst reaction efficiency is high.

[0016] 2, in the utility model, by the setting of partition plate and transverse support plate, the device stable support is good, and structural strength is high;Setting support leg realizes support purpose and with other components connection purpose, can satisfy installation demand under different places. ACCURACY OF DRAWINGS

[0017] Figure 1 It is a front view perspective structure diagram of the high-speed machine SCR system integrated packaging shell device provided by the utility model;

[0018] Figure 2 It is a front view first position sectional structure diagram of the high-speed machine SCR system integrated packaging shell device provided by the utility model;

[0019] Figure 3 A front view second position sectional view structure diagram of a high-speed machine SCR system integrated packaging shell device is provided in the utility model;

[0020] Figure 4 For Figure 3 The enlarged structure diagram of A;

[0021] Figure 5 A top view sectional structure diagram of a high-speed machine SCR system integrated packaging shell device is provided in the utility model;

[0022] Figure 6 A compression part structure diagram of a high-speed machine SCR system integrated packaging shell device is provided in the utility model;

[0023] Figure 7 A cover and clamp dismounting state structure diagram of a high-speed machine SCR system integrated packaging shell device is provided in the utility model.

[0024] In the drawing: 1, packaging shell; 2, air inlet pipe; 201, first through hole; 3, air outlet pipe; 4, cover; 5, partition plate; 501, second through hole; 6, transverse support plate; 601, third through hole; 7, sleeve; 8, catalyst cylinder; 9, compression part; 91, positive and negative tooth screw rod; 92, nut; 93, slotted bolt; 931, clamping groove; 10, sleeve ring; 11, clamp; 12, elastic convex strip; 13, supporting leg. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0026] Please refer to Figures 1 to 7 The utility model provides a technical scheme: a high-speed machine SCR system integrated packaging shell device, including packaging shell 1, the air inlet pipe 2 and the air outlet pipe 3 of communication setting in the front side of packaging shell 1, the rear side, the packaging shell 1 inside fixed connection has two partition plates 5 of vertical distribution, the air inlet pipe 2 is inserted between two partition plates 5, and the air outlet pipe 3 is located between the partition plate 5 and the inner wall of packaging shell 1, two partition plates 5 are fixedly embedded with sleeve 7, and the number is two, and the catalyst cylinder 8 is movably inserted in each sleeve 7, the catalyst is arranged in the catalyst cylinder 8, the air inlet pipe 2 is provided with the first through hole 201 of circumferential distribution in one end inside packaging shell 1, one of the partition plates 5 is provided with the second through hole 501, the sleeve ring 10 is fixedly embedded on the side wall of packaging shell 1, the sleeve ring 10 corresponds to the position of sleeve 7, and the cover 4 is detachably installed on one end of the sleeve ring 10.

[0027] When the tail gas is treated, the tail gas and urea are introduced into the inlet pipe 2, the urea is thermally decomposed into NH3 as a reducing agent, and then reacts with nitrogen oxides in the tail gas, so that the mixed gas passes through the first through hole 201, the second through hole 501, and then passes through the catalyst cylinder 8, and the catalyst in the catalyst cylinder 8 catalytically reacts with the mixed gas, thereby realizing the treatment of the tail gas, and the treated gas is discharged through the exhaust pipe 3.

[0028] The compression member 9 is arranged between the catalyst cylinder 8 and the sleeve 10, and the compression member 9 comprises a reverse threaded screw 91 and slotted bolts 93 threaded at both ends of the reverse threaded screw 91, and the end of the slotted bolt 93 away from the reverse threaded screw 91 is provided with a clamping groove 931, and the clamping grooves 931 of the two slotted bolts 93 are clamped on the sleeve 10 and the catalyst cylinder 8 respectively, and a nut 92 is threaded on the slotted bolt 93, and the nut 92 is located between the slotted bolt 93 and the reverse threaded screw 91.

[0029] When the catalyst cylinder 8 needs to be installed, the catalyst cylinder 8 is inserted into the sleeve 7 until the limit position, then the clamping groove 931 of one of the slotted bolts 93 is clamped on the end of the catalyst cylinder 8, and then the other slotted bolt 93 is rotated to make the clamping groove 931 of the slotted bolt 93 abut against the sleeve 10 to realize locking, and the nut 92 is rotated to make the nut 92 abut against the end of the reverse threaded screw 91 to realize secondary locking.

[0030] The cover 4 is fixedly installed at the end of the sleeve 10 by the clamp 11, and the clamp 11 is sleeved on the cover 4 and the sleeve 10, and this fixing mode ensures the firmness and sealing property of the cover 4, and effectively prevents gas leakage.

[0031] The device has compact structure, greatly meets the packaging modularization requirement of the SCR system of the high-speed machine, locks the cover 4 by the clamp 11, and compresses and fixes the catalyst cylinder 8 by the compression member 9, the catalyst cylinder 8 is detachable, which facilitates timely replacement and greatly guarantees the treatment effect of the tail gas, the tail gas and urea are introduced into the inlet pipe 2, and the treated gas is discharged through the exhaust pipe 3, the internal flow field of the device is relatively uniform, and the catalyst reaction efficiency is high.

[0032] The packaging shell 1 is fixedly connected with the transverse support plate 6 between the partition plate 5, and the third through hole 601 is formed in the transverse support plate 6.

[0033] The third through hole 601 in the transverse support plate 6 is also for facilitating the flow of gas, and this design can ensure the smooth flow of gas in the system and optimize the overall flow efficiency, and in addition, the setting of the partition plate 5 and the transverse support plate 6 makes the device have good stable support and high structural strength.

[0034] The outer circumferential side wall of the catalyst cylinder 8 is fixedly connected with a plurality of elastic ribs 12 distributed at equal distances, the elastic ribs 12 are in abutting contact with the inner wall of the sleeve 7, the end portion of the sleeve 7 is provided with a flange, when the catalyst cylinder 8 is installed, the end portion of the catalyst cylinder 8 is pushed to abut against the flange of the sleeve 7, the elastic ribs 12 effectively fix the catalyst cylinder 8, prevent the catalyst cylinder 8 from shaking in the radial direction, and improve the installation stability.

[0035] The bottom of the packaging shell 1 is fixedly connected with a supporting leg 13.

[0036] The supporting leg 13 is arranged to achieve the supporting purpose and the connecting purpose with other components, and can meet the installation requirements in different places.

[0037] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only preferred examples of the present application, and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A high speed machine SCR system integrated package housing apparatus, characterized by: The utility model relates to a catalytic converter, including the package shell (1), the air inlet pipe (2) and the exhaust pipe (3) of communication setting in the package shell (1) front side and rear side, the package shell (1) inside fixed connection has two baffle (5) of vertical distribution, the air inlet pipe (2) is inserted between two baffle (5), the exhaust pipe (3) is located between baffle (5) and package shell (1) inner wall, two the sleeve (7) of fixed embedding of baffle (5) between, the sleeve (7) inside movable insertion has catalyst cylinder (8), the catalyst cylinder (8) inside sets up catalyst, the air inlet pipe (2) is located in the one end of package shell (1) inside and is provided with the first through -hole (201) of circumferential distribution, one baffle (5) on the second through -hole (501) of being provided with, the sleeve ring (10) of fixed embedding is set up on the lateral wall of package shell (1), the sleeve ring (10) and sleeve (7) position correspond, the sleeve ring (10) one end end detachable installation has the cover (4).

2. The high speed machine SCR system integrated package housing apparatus of claim 1, wherein: The utility model relates to a catalytic converter, including the package shell (1), the air inlet pipe (2) and the exhaust pipe (3) of communication setting in the package shell (1) front side and rear side, the package shell (1) inside fixed connection has two baffle (5) of vertical distribution, the air inlet pipe (2) is inserted between two baffle (5), the exhaust pipe (3) is located between baffle (5) and package shell (1) inner wall, two the sleeve (7) of fixed embedding of baffle (5) between, the sleeve (7) inside movable insertion has catalyst cylinder (8), the catalyst cylinder (8) inside sets up catalyst, the air inlet pipe (2) is located in the one end of package shell (1) inside and is provided with the first through -hole (201) of circumferential distribution, one baffle (5) on the second through -hole (501) of being provided with, the sleeve ring (10) of fixed embedding is set up on the lateral wall of package shell (1), the sleeve ring (10) and sleeve (7) position correspond, the sleeve ring (10) one end end detachable installation has the cover (4).

3. The high speed machine SCR system integrated package housing apparatus of claim 1, wherein: The utility model relates to a catalytic converter, including the package shell (1), the air inlet pipe (2) and the exhaust pipe (3) of communication setting in the package shell (1) front side and rear side, the package shell (1) inside fixed connection has two baffle (5) of vertical distribution, the air inlet pipe (2) is inserted between two baffle (5), the exhaust pipe (3) is located between baffle (5) and package shell (1) inner wall, two the sleeve (7) of fixed embedding of baffle (5) between, the sleeve (7) inside movable insertion has catalyst cylinder (8), the catalyst cylinder (8) inside sets up catalyst, the air inlet pipe (2) is located in the one end of package shell (1) inside and is provided with the first through -hole (201) of circumferential distribution, one baffle (5) on the second through -hole (501) of being provided with, the sleeve ring (10) of fixed embedding is set up on the lateral wall of package shell (1), the sleeve ring (10) and sleeve (7) position correspond, the sleeve ring (10) one end end detachable installation has the cover (4).

4. The high speed machine SCR system integrated package housing apparatus of claim 1, wherein: The utility model relates to a catalytic converter, including the package shell (1), the air inlet pipe (2) and the exhaust pipe (3) of communication setting in the package shell (1) front side and rear side, the package shell (1) inside fixed connection has two baffle (5) of vertical distribution, the air inlet pipe (2) is inserted between two baffle (5), the exhaust pipe (3) is located between baffle (5) and package shell (1) inner wall, two the sleeve (7) of fixed embedding of baffle (5) between, the sleeve (7) inside movable insertion has catalyst cylinder (8), the catalyst cylinder (8) inside sets up catalyst, the air inlet pipe (2) is located in the one end of package shell (1) inside and is provided with the first through -hole (201) of circumferential distribution, one baffle (5) on the second through -hole (501) of being provided with, the sleeve ring (10) of fixed embedding is set up on the lateral wall of package shell (1), the sleeve ring (10) and sleeve (7) position correspond, the sleeve ring (10) one end end detachable installation has the cover (4).

5. The high speed machine SCR system integrated package housing apparatus of claim 1, wherein: The utility model relates to a catalytic converter, including the package shell (1), the air inlet pipe (2) and the exhaust pipe (3) of communication setting in the package shell (1) front side and rear side, the package shell (1) inside fixed connection has two baffle (5) of vertical distribution, the air inlet pipe (2) is inserted between two baffle (5), the exhaust pipe (3) is located between baffle (5) and package shell (1) inner wall, two the sleeve (7) of fixed embedding of baffle (5) between, the sleeve (7) inside movable insertion has catalyst cylinder (8), the catalyst cylinder (8) inside sets up catalyst, the air inlet pipe (2) is located in the one end of package shell (1) inside and is provided with the first through -hole (201) of circumferential distribution, one baffle (5) on the second through -hole (501) of being provided with, the sleeve ring (10) of fixed embedding is set up on the lateral wall of package shell (1), the sleeve ring (10) and sleeve (7) position correspond, the sleeve ring (10) one end end detachable installation has the cover (4).

6. The high speed machine SCR system integrated package housing apparatus of claim 1, wherein: ​

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