SCR (Selective Catalytic Reduction) catalyst module box

Abstract

The utility model discloses an SCR (Selective Catalytic Reduction) catalyst module box which comprises a bottom plate and SCR catalyst monomers, honeycomb holes of the SCR catalyst monomers are equidistantly placed between two grids in the transverse direction, the longitudinal direction and the vertical direction, a top plate is mounted at the tops of the two grids, and side plates are mounted on the two sides of the bottom plate and the two sides of the top plate; l-shaped clamping strips are clamped between the SCR catalyst monomers and the side plates as well as between the SCR catalyst monomers and the side plates as well as between the SCR catalyst monomers and the bottom plate in the longitudinal direction, and T-shaped clamping strips are clamped between every two adjacent SCR catalyst monomers and the top plate, between every two adjacent SCR catalyst monomers and the bottom plate and between every two adjacent SCR catalyst monomers and the side plates in the longitudinal direction; and a cross-shaped clamping strip is clamped between every four adjacent SCR catalyst monomers along the longitudinal direction. The L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips are clamped for positioning, so that the SCR catalyst monomers stacked in the longitudinal direction are always kept at the same height position and the same transverse position, and honeycomb holes of the SCR catalyst monomers correspond in position.

Description

TECHNICAL FIELD

[0001] The utility model relates to SCR catalyst technical field, concretely is a kind of SCR catalyst module box. BACKGROUND

[0002] SCR catalyst refers to the catalyst applied in SCR (selective catalytic reduction) denitration system, in the SCR reaction, to cause reducing agent to selectively react chemically with nitrogen oxide in flue gas under certain temperature. SCR catalyst is mainly divided into plate catalyst, honeycomb catalyst and corrugated catalyst according to structure, among them, SCR honeycomb denitration catalyst is most widely used, and it is the mainstream application on the market at present, a plurality of SCR honeycomb denitration catalyst monomers are combined together, and then SCR catalyst module box is formed, to facilitate industrial production use.

[0003] When SCR catalyst module box is put into use, it needs to ensure that the honeycomb holes of longitudinally adjacent SCR catalyst monomers are aligned, otherwise the flue gas cannot pass through to be catalyzed, but the SCR catalyst monomers in the existing SCR catalyst module box are directly stacked, without positioning measures, SCR catalyst module box often needs to be hoisted during transportation and installation, and the steel cable of hoisting can easily cause SCR catalyst module box to be slightly deformed, causing the displacement of internal SCR catalyst monomers, and if the honeycomb holes of part of longitudinally adjacent SCR catalyst monomers are misaligned, it can lightly affect flue gas flow, and heavily block flue gas, causing misaligned SCR catalyst monomers to be unable to be put into use and affect catalytic effect, which has defects. UTILITY MODEL CONTENTS

[0004] In view of the defects in the prior art, the utility model provides a kind of SCR catalyst module box, to solve the problem that the SCR catalyst monomers in the existing SCR catalyst module box do not have positioning measures, causing longitudinally adjacent SCR catalyst monomers to be easily displaced and causing honeycomb hole misalignment to affect normal use.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A kind of SCR catalyst module box, including bottom plate, the bottom plate upper surface is fixedly installed with grid at the position corresponding to front and back, SCR catalyst monomer with honeycomb hole along longitudinal direction is placed at equal intervals along transverse direction, longitudinal direction and vertical direction between two grids, the top of two grids is installed with top plate, and the both sides of bottom plate and top plate are installed with side plate.

[0007] The L-shaped clamping strips are longitudinally clamped between the SCR catalyst monomers and the side plates and the top plate, and between the SCR catalyst monomers and the side plates and the bottom plate, T-shaped clamping strips are longitudinally clamped between two adjacent SCR catalyst monomers and the top plate, between two adjacent SCR catalyst monomers and the bottom plate, and between two adjacent SCR catalyst monomers and the side plates, and cross-shaped clamping strips are longitudinally clamped between four adjacent SCR catalyst monomers.

[0008] Preferably, the length and width of the top plate and the bottom plate are equal, and the longitudinal width of the side plate is equal to the width of the top plate and the bottom plate.

[0009] Preferably, the number of the SCR catalyst monomers in the transverse direction, the longitudinal direction and the vertical direction is not less than two.

[0010] Preferably, the L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips are stainless steel plates.

[0011] Preferably, the length of the L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips is equal, and the distance between the two ends of the L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips and the grid is not more than 2 cm.

[0012] Preferably, the thickness of the L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips is equal, and the thickness of the L-shaped clamping strips, the T-shaped clamping strips and the cross-shaped clamping strips is not more than 0.3 cm.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a kind of L-shaped clamping strips, T-shaped clamping strips and cross-shaped clamping strips are clamped in the four corner positions of SCR catalyst monomer along longitudinal direction for positioning, so that SCR catalyst monomer along longitudinal direction is always kept in the same height position and transverse position, ensure its honeycomb hole position correspondence, lay foundation for SCR catalyst module box to give full play to catalytic effect, solve the problem that SCR catalyst monomer in the existing SCR catalyst module box has no positioning measure, and longitudinal adjacent SCR catalyst monomer is prone to displacement, causes honeycomb hole misregistration to affect normal use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view of the overall structure of the utility model;

[0016] Figure 2 It is the front view of the top plate, the bottom plate, the side plate and the grid of the utility model;

[0017] Figure 3 It is the front view of the SCR catalyst monomer, the L-shaped clamping strip, the T-shaped clamping strip and the cross-shaped clamping strip of the utility model;

[0018] Figure 4The overall structure of the utility model is shown in the top view.

[0019] Figure 5 The internal structure of the utility model is shown in the top view.

[0020] In the figure: 1, bottom plate; 2, grating; 3, SCR catalyst monomer; 4, top plate; 5, side plate; 6, L-shaped clamping strip; 7, T-shaped clamping strip; 8, cross-shaped clamping strip. DETAILED DESCRIPTION

[0021] 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. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] As Figures 1-5 shown, the utility model provides a technical scheme: a kind of SCR catalyst module box, including bottom plate 1, grating 2 is fixedly installed at the position corresponding to front and back on the upper surface of bottom plate 1, SCR catalyst monomer 3 along longitudinal direction is placed with equal distance between two gratings 2 along transverse direction, longitudinal direction and vertical direction, the number of SCR catalyst monomer 3 along transverse direction, longitudinal direction and vertical direction is not less than two, top plate 4 is installed at the top of two gratings 2, side plate 5 is installed at the two sides of bottom plate 1 and top plate 4, the length and width of top plate 4 and bottom plate 1 are equal, the longitudinal width of side plate 5 is equal to the width of top plate 4 and bottom plate 1;

[0023] L-shaped clamping strip 6 is connected between SCR catalyst monomer 3 and side plate 5 and top plate 4 along longitudinal direction, and between SCR catalyst monomer 3 and side plate 5 and bottom plate 1 along longitudinal direction, T-shaped clamping strip 7 is connected between adjacent two SCR catalyst monomers 3 and top plate 4 along longitudinal direction, between adjacent two SCR catalyst monomers 3 and bottom plate 1 along longitudinal direction, and between adjacent two SCR catalyst monomers 3 and side plate 5 along longitudinal direction, cross-shaped clamping strip 8 is connected between adjacent four SCR catalyst monomers 3 along longitudinal direction;

[0024] L-shaped clamping strip 6, T-shaped clamping strip 7 and cross-shaped clamping strip 8 are all stainless steel plates, the length of L-shaped clamping strip 6, T-shaped clamping strip 7 and cross-shaped clamping strip 8 is equal, the distance between the two ends of L-shaped clamping strip 6, T-shaped clamping strip 7 and cross-shaped clamping strip 8 and grating 2 is not more than 2 centimeters, the thickness of L-shaped clamping strip 6, T-shaped clamping strip 7 and cross-shaped clamping strip 8 is equal, and the thickness of L-shaped clamping strip 6, T-shaped clamping strip 7 and cross-shaped clamping strip 8 is not more than 0.3 centimeters.

[0025] It has to be noted that, as used herein, such terms as "including", "including a", "having", "comprising", "containing", or any other similar words, are intended to be used inclusively, so that a process, method, article, or apparatus that includes a list of elements is not limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0026] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. An SCR catalyst module box, characterized by: The invention comprises a bottom plate (1), wherein grilles (2) are fixedly mounted at positions corresponding to the front and back surfaces of the upper surface of the bottom plate (1), an SCR catalyst monomer (3) with honeycomb holes arranged longitudinally is placed at equal intervals in the horizontal, longitudinal and vertical directions between the two grilles (2), a top plate (4) is mounted on the top of the two grilles (2), and side plates (5) are mounted on both sides of the bottom plate (1) and the top plate (4); An L-shaped clamping strip (6) is longitudinally clamped between the SCR catalyst monomer (3) and the side plate (5) and the top plate (4), and between the SCR catalyst monomer (3) and the side plate (5) and the bottom plate (1); a T-shaped clamping strip (7) is longitudinally clamped between two adjacent SCR catalyst monomers (3) and the top plate (4), between two adjacent SCR catalyst monomers (3) and the bottom plate (1), and between two adjacent SCR catalyst monomers (3) and the side plate (5); and a cross-shaped clamping strip (8) is longitudinally clamped between four adjacent SCR catalyst monomers (3).

2. The SCR catalyst module box according to claim 1, characterized in that: The length and width of the top plate (4) and the bottom plate (1) are equal, and the longitudinal width of the side plate (5) is equal to the width of the top plate (4) and the bottom plate (1).

3. The SCR catalyst module box according to claim 1, characterized in that: The number of the SCR catalyst monomers (3) in the transverse direction, longitudinal direction and vertical direction is no less than two.

4. The SCR catalyst module box according to claim 1, characterized in that: The L-shaped clip (6), the T-shaped clip (7) and the cross-shaped clip (8) are all made of stainless steel plates.

5. The SCR catalyst module box according to claim 1, characterized in that: The L-shaped card strip (6), the T-shaped card strip (7) and the cross-shaped card strip (8) are of equal length, and the distance between the ends of the L-shaped card strip (6), the T-shaped card strip (7) and the cross-shaped card strip (8) and the grille (2) does not exceed 2 centimeters.

6. The SCR catalyst module box according to claim 1, characterized in that: The thickness of the L-shaped card strip (6), the T-shaped card strip (7) and the cross-shaped card strip (8) is equal, and the thickness of the L-shaped card strip (6), the T-shaped card strip (7) and the cross-shaped card strip (8) does not exceed 0.3 cm.

Images