Waste SCR (Selective Catalytic Reduction) denitration catalyst sampling device

Abstract

The utility model discloses a waste SCR (Selective Catalytic Reduction) denitration catalyst sampling device which comprises a supporting plate, moving wheels are arranged at the bottom of the supporting plate, two direction adjusting structures are symmetrically arranged at the top of the supporting plate, a plasma cutting structure is arranged at the top of the direction adjusting structure on the left side, and a sampling structure is arranged at the top of the direction adjusting structure on the right side. The plasma cutting structure comprises a first tray, a first vertical plate is arranged in the middle of the top of the first tray, a first hydraulic cylinder is arranged on the outer wall of the first vertical plate, the output end of the first hydraulic cylinder is connected with a plasma cutter, an air compressor is arranged at the top of the first tray, and the output end of the air compressor is connected with the plasma cutter. A second vertical plate is arranged in the middle of the top of the second tray, the output end of the second vertical plate is connected with a second hydraulic cylinder, the output end of the second hydraulic cylinder is connected with a linkage plate, a first motor is arranged on the outer side of the linkage plate, and the output end of the first motor is connected with a sampling pipe. The mixed sampling device is more uniform in mixed sampling and is more practical.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical equipment, in particular to a sampling device for waste SCR denitration catalyst. Background Technique

[0002] The denitration catalyst generally refers to the catalyst (Catalyst) used in the SCR denitration system of power plants. In the SCR reaction, it is the substance that promotes the reductant to selectively react with nitrogen oxides in the flue gas at a certain temperature. The catalyst is the core part of the SCR technology, which determines the denitration efficiency and economy of the SCR system. Its construction cost accounts for more than 20% of the flue gas denitration project cost, and the operation cost accounts for more than 30%.

[0003] To avoid pollution of the existing waste SCR denitration catalyst, sampling and detection are required. When sampling, production personnel need to assist in removing the module with a forklift, and the staff manually samples bit by bit with tweezers. This is both time-consuming and laborious, very inconvenient for sampling, can only take the end, and only one can be taken each time. The sample is not representative, and sampling has limitations, being both time-consuming and laborious. Therefore, corresponding technical solutions need to be designed to solve the existing technical problems. Content of the Utility Model

[0004] (I) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the existing technology, the utility model provides a sampling device for waste SCR denitration catalyst, which solves the problems of limited sampling and being both time-consuming and laborious in the existing technology.

[0006] (II) Technical Solutions

[0007] To achieve the above purposes, the utility model is realized through the following technical solutions: A sampling device for waste SCR denitration catalyst, including a support plate, a moving wheel is arranged at the bottom of the support plate, two orientation adjustment structures are symmetrically arranged at the top of the support plate, a plasma cutting structure is arranged at the top of the left orientation adjustment structure, and a sampling structure is arranged at the top of the right orientation adjustment structure. The plasma cutting structure includes a tray one, a vertical plate one is arranged in the middle of the top of the tray one, a hydraulic cylinder one is arranged on the outer wall of the vertical plate one, the output end of the hydraulic cylinder one is connected with a plasma cutter, an air compressor is arranged on the top of the tray one, and the output end of the air compressor is connected with the plasma cutter. The sampling structure includes a tray two, a vertical plate two is arranged in the middle of the top of the tray two, the output end of the vertical plate two is connected with a hydraulic cylinder two, the output end of the hydraulic cylinder two is connected with a linkage plate, a motor one is arranged on the outside of the linkage plate, and the output end of the motor one is connected with a sampling pipe.

[0008] As a further preferred embodiment of the present utility model, the sampling tube is columnar and hollow inside, and an arrow-shaped stigma is provided at the outer end of the sampling tube, and a plurality of convex teeth are equidistantly arranged on the outer wall of the stigma.

[0009] As a further preferred embodiment of the present utility model, a snap-on cover is provided at the bottom of the sampling tube, and the snap-on cover is detachably connected to the sampling tube.

[0010] As a further preferred embodiment of the present utility model, the steering structure includes a horizontal frame plate, suspension rods are symmetrically arranged on both sides of the horizontal frame plate, a hydraulic cylinder three is connected to the bottom of the suspension rod, an output end of the hydraulic cylinder three is connected to a link plate, and a bottom end of the link plate is connected to a support plate.

[0011] As a further preferred embodiment of the present utility model, a motor two is provided in the middle of the top of the horizontal frame plate, and an output end of the motor two is connected to the tray one or the tray two.

[0012] (III) Beneficial effects

[0013] The present utility model provides a sampling device for waste SCR denitration catalyst. It has the following beneficial effects:

[0014] For the sampling device of the waste SCR denitration catalyst of the present utility model, moving wheels are provided at the bottom of the support plate, which can drive the sampling equipment to move. Two steering structures are symmetrically arranged on the top of the support plate, which can adjust the up and down positions of the plasma cutting structure and the sampling structure on its top. A vertical plate one is provided in the middle of the top of the tray one of the plasma cutting structure, and a hydraulic cylinder one is provided on the outer wall of the vertical plate one, which can drive the plasma cutter to extend in and out to cut the catalyst to be sampled. At the same time, an air compressor can provide gas. After cutting is completed, sampling is carried out using the sampling structure. The hydraulic cylinder two on the tray two adjusts the distance of the linkage plate, and the motor one is started to drive the sampling tube to align with the position after the workpiece is cut for sampling. The overall mixed sampling is more uniform, and the sampling is more convenient and efficient. Description of the drawings

[0015] Figure 1 It is a schematic structural diagram of the whole of the present utility model;

[0016] Figure 2 It is a schematic front view structural diagram of the present utility model;

[0017] Figure 3 It is a schematic side view structural diagram of the present utility model;

[0018] Figure 4 It is a schematic structural diagram of the sampling tube of the present utility model.

[0019] In the figure, 1 is a support plate; 2 is a first tray; 3 is a first vertical plate; 4 is a first hydraulic cylinder; 5 is a plasma cutter; 6 is an air compressor; 7 is a second tray; 8 is a second vertical plate; 9 is a second hydraulic cylinder; 10 is a linkage plate; 11 is a first motor; 12 is a sampling tube; 13 is a stigma; 14 is a convex tooth; 15 is a buckling cover; 16 is a transverse frame plate; 17 is a suspension rod; 18 is a third hydraulic cylinder; 19 is a connecting disc; 20 is a second motor. Specific implementation mode

[0020] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

[0021] Please refer to Figures 1-4 , the embodiments of the present invention provide a technical solution: a waste SCR denitration catalyst sampling device, including a support plate 1, a moving wheel is arranged at the bottom of the support plate 1, two steering structures are symmetrically arranged at the top of the support plate 1, a plasma cutting structure is arranged at the top of the left steering structure, and a sampling structure is arranged at the top of the right steering structure. The plasma cutting structure includes a first tray 2, a first vertical plate 3 is arranged in the middle of the top of the first tray 2, a first hydraulic cylinder 4 is arranged on the outer wall of the first vertical plate 3, the output end of the first hydraulic cylinder 4 is connected to a plasma cutter 5, an air compressor 6 is arranged on the top of the first tray 2, and the output end of the air compressor 6 is connected to the plasma cutter 5. The sampling structure includes a second tray 7, a second vertical plate 8 is arranged in the middle of the top of the second tray 7, the output end of the second vertical plate 8 is connected to a second hydraulic cylinder 9, the output end of the second hydraulic cylinder 9 is connected to a linkage plate 10, a first motor 11 is arranged on the outside of the linkage plate 10, and the output end of the first motor 11 is connected to a sampling tube 12.

[0022] The sampling tube 12 is columnar and hollow inside. An arrow-shaped stigma 13 is arranged at the outer end of the sampling tube 12, and a plurality of convex teeth 14 are equidistantly arranged on the outer wall of the stigma 13. Through such a design, the rotating stigma and convex teeth 14 can be used for drilling to facilitate the extraction of samples.

[0023] A buckling cover 15 is arranged at the bottom of the sampling tube 12, and the buckling cover 15 is detachably connected to the sampling tube 12. The samples inside are discharged by opening the buckling cover 15.

[0024] The steering structure includes a transverse frame plate 16. Suspension rods 17 are symmetrically arranged on both sides of the transverse frame plate 16. A third hydraulic cylinder 18 is connected to the bottom of the suspension rod 17. The output end of the third hydraulic cylinder 18 is connected to a link plate 19. The bottom end of the link plate 19 is connected to the support plate 1. The up and down position of the link plate 19 and the equipment on its top can be adjusted by using the third hydraulic cylinder 18.

[0025] A second motor 20 is arranged in the middle of the top of the transverse frame plate 16. The output end of the second motor 20 is connected to the first tray 2 or the second tray 7. The corresponding first tray 2 or the second tray 7 can be driven to rotate and change the angular position by starting the second motor 20.

[0026] Working principle: During basic sampling, first use a plasma cutter to cut open the catalyst module box. The cutting position and size allow the sampler to pass through. After cutting the position, use the sampler to pass through at least 3 or more catalysts for mixed sampling. After sampling, turn off the power. The length of the sampler is sufficient to penetrate at least 3 or more catalysts, solving the problem of single sampling. The mixed sampling is more uniform, the sampling is convenient, this device can be operated by one person without the assistance of others, and there is no need to use a forklift to take out the module box again, solving the problem of manual sampling with tweezers.

[0027] During specific use, two steering structures are symmetrically arranged on the top of the support plate 1, which can adjust the up and down positions of the plasma cutting structure and the sampling structure on its top. A first vertical plate 3 is arranged in the middle of the top of the first tray 2 of the plasma cutting structure. A first hydraulic cylinder 4 is arranged on the outer wall of the first vertical plate 3, which can drive the plasma cutter 5 to extend in and out to cut the catalyst to be sampled. At the same time, an air compressor 6 can provide gas. After cutting is completed, then use the sampling structure for sampling. The second hydraulic cylinder 9 on the second tray 7 adjusts the distance of the linkage plate 10. Start the first motor 11 to drive the sampling tube 12 to align with the position after the workpiece is cut for sampling. The overall mixed sampling is more uniform, the sampling is more convenient, and the efficiency is high.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and without departing from the spirit or basic features of the present invention, the present invention can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended to embrace all changes falling within the meaning and scope of the equivalent elements of the claims in the present invention. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0029] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment contains only one independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A waste SCR denitration catalyst sampling device, comprising a support plate (1), wherein a moving wheel is arranged at the bottom of the support plate (1), characterized in that: Two direction adjustment structures are symmetrically arranged on the top of the support plate (1), a plasma cutting structure is arranged on the top of the left direction adjustment structure, and a sampling structure is arranged on the top of the right direction adjustment structure. The plasma cutting structure comprises a tray 1 (2), a vertical plate 1 (3) is arranged in the middle of the top of the tray 1 (2), a hydraulic cylinder 1 (4) is arranged on the outer wall of the vertical plate 1 (3), and the output end of the hydraulic cylinder 1 (4) is connected to a plasma cutter (5). An air compressor (6) is arranged on the top of the tray 1 (2), and the output end of the air compressor (6) is connected to the plasma cutter (5). The sampling structure comprises a tray 2 (7), a vertical plate 2 (8) is arranged in the middle of the top of the tray 2 (7), the output end of the vertical plate 2 (8) is connected to a hydraulic cylinder 2 (9), and the output end of the hydraulic cylinder 2 (9) is connected to a linkage plate (10), a motor 1 (11) is arranged on the outer side of the linkage plate (10), and the output end of the motor 1 (11) is connected to a sampling tube (12).

2. The waste SCR denitration catalyst sampling device according to claim 1, characterized in that: The sampling tube (12) is columnar and hollow inside, and an arrow-shaped column head (13) is provided at the outer end of the sampling tube (12), and a plurality of convex teeth (14) are equidistantly provided on the outer wall of the column head (13).

3. The waste SCR denitration catalyst sampling device according to claim 2, characterized in that: A buckle cover (15) is provided at the bottom of the sampling tube (12), and the buckle cover (15) is detachably connected to the sampling tube (12).

4. The waste SCR denitration catalyst sampling device according to claim 3, characterized in that: The direction adjustment structure comprises a cross frame plate (16), suspension rods (17) are symmetrically arranged on both sides of the cross frame plate (16), the bottom of the suspension rod (17) is connected to a hydraulic cylinder three (18), the output end of the hydraulic cylinder three (18) is connected to a linking disk (19), and the bottom end of the linking disk (19) is connected to the support plate (1).

5. The waste SCR denitration catalyst sampling device according to claim 4, characterized in that: A second motor (20) is arranged in the middle of the top of the cross frame plate (16), and an output end of the second motor (20) is connected to the first tray (2) or the second tray (7).

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