Chain type SCR denitration catalyst turnover device

Abstract

The utility model discloses a chain type SCR (Selective Catalytic Reduction) denitration catalyst turnover device which comprises an equipment base, a driving type turnover structure and a chain type turnover mechanism, the driving type turnover structure comprises a pair of driving supports, a pair of mounting grooves, a pair of sliding grooves, a pair of combined shaft seats, a pair of spiral lead screws, a pair of transmission blocks, a pair of sliding hinged supports, a driving motor, a pair of driving gears, a pair of transmission gears, a pair of transmission chains and a connecting rod turnover assembly. The utility model relates to the technical field of turnover equipment, and has the beneficial effects that the problems that the existing catalyst module needs to be turned over due to the fact that the existing catalyst module is transversely placed in the process of assembling and transporting a honeycomb type denitration catalyst in a factory and needs to be changed into the vertical direction before being installed in an SCR reactor of a power plant, and the existing catalyst module is inconvenient to turn over due to the large size of the existing catalyst module are solved; the problems that in the prior art, the weight is large, manual overturning operation is very tedious, when hoisting equipment is used for overturning, shaking is large, products are prone to being damaged, safety is not too high, and damage is prone to being caused are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of overturning equipment, in particular to a chain-type SCR denitration catalyst overturning device. Background Art

[0002] DeNOx catalyst is a technology used to reduce the emission of nitrogen oxides in flue gas. It is widely used in the SCR deNOx system of power plants. It is a substance that causes the reducing agent to selectively react chemically with nitrogen oxides in the flue gas at a certain temperature. The existing catalyst modules are placed horizontally during the assembly and transportation of the honeycomb deNOx catalyst in the factory, and need to be turned vertically before installation in the SCR reactor of the power plant, so they need to be flipped. Due to their large size and heavy weight, manual flipping operations are very cumbersome. When using lifting equipment to flip them, there is a lot of shaking, which can easily damage the product. It is not very safe and can easily cause injury. Utility Model Content

[0003] To achieve the above objectives, the utility model is implemented through the following technical solutions: a chain-type SCR denitration catalyst turning device, comprising: a device base, on which a driving turning structure is installed;

[0004] The driven flip structure includes: a pair of driving brackets, a pair of mounting grooves, a pair of sliding grooves, a pair of combined shaft seats, a pair of spiral screws, a pair of transmission blocks, a pair of sliding hinge seats, a driving motor, a pair of driving gears, a pair of transmission gears, a pair of transmission chains and a connecting rod flip assembly;

[0005] A pair of driving brackets are installed at the front and rear positions on the equipment base, a pair of mounting grooves are opened in the pair of driving brackets, a pair of sliding grooves are opened above the pair of mounting grooves, a pair of mounting grooves are communicated with the pair of sliding grooves, a pair of combined shaft seats are installed on the right side of the pair of driving brackets, the right ends of a pair of spiral screws are installed on the pair of combined shaft seats, the left ends of a pair of spiral screws are embedded in the side walls of the pair of mounting grooves, a pair of transmission blocks are installed on the pair of spiral screws through threaded combinations, a pair of sliding hinge seats are embedded in the pair of sliding grooves, a driving motor is installed above the equipment base, a pair of driving gears are installed on the output end of the driving motor, a pair of transmission gears are installed on the right ends of the pair of spiral screws, a pair of transmission chains are respectively meshed with a pair of transmission gears and a pair of driving gears, and a connecting rod flipping assembly is installed on a pair of sliding hinge seats and the equipment base.

[0006] Preferably, a pair of transmission blocks are connected to a pair of sliding hinge seats.

[0007] Preferably, a pair of transmission gears are installed in an offset manner.

[0008] Preferably, the connecting rod flip assembly comprises: a pair of connecting brackets, a flip frame, a pair of fixing rods, a support base and a pair of flip support rods;

[0009] The left ends of a pair of connecting brackets are movably installed on a pair of sliding hinge seats, the flip frame is installed on the inner wall of a pair of connecting brackets, a pair of fixed rods are installed on a pair of connecting brackets, a support base is installed on the right side of the wall of the equipment base, the right ends of a pair of flip support rods are movably installed on the support base, and the left ends of a pair of flip support rods are installed on a pair of fixed rods.

[0010] Preferably, the flip frame is mounted on a pair of connecting brackets by fixing bolts.

[0011] Preferably, the thread directions of a pair of spiral screws are opposite.

[0012] Beneficial Effects

[0013] The utility model provides a chain-type SCR denitration catalyst flipping device, which has the following beneficial effects: the scheme uses a driven flipping structure to flip the direction of the catalyst module by connecting rod transmission, has a simple structure, is easy to operate, and can flip the catalyst module at a uniform and stable speed, solving the problem that the existing catalyst module is placed horizontally during the assembly and transportation of the honeycomb denitration catalyst in the factory, but needs to be turned into a vertical direction before installation in the SCR reactor of the power plant, so it needs to be flipped. Due to its large size and heavy weight, the manual flipping operation is very cumbersome, and when using lifting equipment to flip it, there is a lot of shaking, which is easy to damage the product, and it is not very safe and easy to cause injury. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a chain-type SCR denitration catalyst flipping device described in the utility model.

[0015] Figure 2 This is a schematic diagram of the front and sectional structure of a driving bracket of a chain-type SCR denitration catalyst turning device described in the utility model.

[0016] Figure 3 It is a schematic diagram of a three-dimensional cross-sectional structure of a driving bracket of a chain-type SCR denitration catalyst turning device described in the utility model.

[0017] In the figure: 1-equipment base; 2-driving bracket; 3-installation slot; 4-sliding slot; 5-combined shaft seat; 6-screw screw; 7-transmission block; 8-sliding hinge seat; 9-driving motor; 10-driving gear; 11-transmission gear; 12-transmission chain; 13-connecting bracket; 14-turning frame; 15-fixing rod; 16-support base; 17-turning support rod; 18-fixing bolt. DETAILED DESCRIPTION

[0018] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0019] Example: See Figure 1-3 The utility model provides a technical solution: a chain-type SCR denitration catalyst flipping device. This solution takes into account that the existing catalyst module is large in size and heavy in weight, which is very inconvenient to flip, easily damages the product, and is prone to danger. Based on the above content, this case sets the following technical means;

[0020] Specifically, the device at least includes an equipment base 1, a pair of driving brackets 2, a pair of mounting grooves 3, a pair of sliding grooves 4, a pair of combined shaft seats 5, a pair of spiral screws 6, a pair of transmission blocks 7, a pair of sliding hinge seats 8, a driving motor 9, a pair of driving gears 10, a pair of transmission gears 11, a pair of transmission chains 12 and a connecting rod flip assembly;

[0021] The connecting rod flip assembly includes: a pair of connecting brackets 13, a flip frame 14, a pair of fixing rods 15, a supporting base 16 and a pair of flip support rods 17;

[0022] The catalyst module is placed on the flip frame 14 using a forklift or other equipment, and the equipment is started by operating a controller matched with the equipment. The equipment receives a control signal and starts, and the drive motor 9 installed on the equipment base 1 starts to rotate. The drive motor 9 drives the drive gear 10 installed on its output end to rotate, and the drive gear 10 drives a pair of transmission gears 11 to rotate through a transmission chain 12, and the pair of transmission gears 11 drives the screw screw 6 to rotate. The rotation of the screw screw 6 drives the transmission block 7 to move, and the transmission block 7 drives the sliding hinge seat 8 to move in the sliding groove 4. The movement of the sliding hinge seat 8 drives the connecting bracket 13 to move to the right and cooperates with the flip support rod 17 installed on the support base 16 to make the right end tilt. As the sliding hinge seat 8 continues to move to the right, the connecting bracket 13 rotates counterclockwise and moves to a vertical state, thereby driving the flip frame 14 to flip in direction, and driving the catalyst wood block placed thereon to flip.

[0023] More specifically, a pair of driving brackets 2 are installed at the front and rear positions on the equipment base 1, a pair of mounting grooves 3 are opened in the pair of driving brackets 2, a pair of sliding grooves 4 are opened above the pair of mounting grooves 3, the pair of mounting grooves 3 are communicated with the pair of sliding grooves 4, a pair of combined shaft seats 5 are installed on the right side of the pair of driving brackets 2, the right ends of a pair of spiral screws 6 are installed on the pair of combined shaft seats 5, the left ends of a pair of spiral screws 6 are embedded in the side walls of the pair of mounting grooves 3, a pair of transmission blocks 7 are installed on the pair of spiral screws 6 through threaded combination, a pair of sliding hinge seats 8 are embedded in the pair of sliding grooves 4, a driving motor 9 is installed above the equipment base 1, a pair of driving gears 10 are installed on the output end of the driving motor 9, a pair of transmission gears 11 are installed on the right ends of the pair of spiral screws 6, a pair of transmission chains 12 are respectively meshed with the pair of transmission gears 11 and the pair of driving gears 10, and a connecting rod flipping assembly is installed on a pair of sliding hinge seats 8 and the equipment base 1;

[0024] A pair of connecting brackets 13 are movably mounted on a pair of sliding hinge seats 8 at their left ends, a flip frame 14 is mounted on the inner wall of a pair of connecting brackets 13, a pair of fixing rods 15 are mounted on the pair of connecting brackets 13, a supporting base 16 is mounted on the right side of the upper wall of the equipment base 1, a pair of flip support rods 17 are movably mounted on the supporting base 16 at their right ends, and a pair of flip support rods 17 are mounted on the pair of fixing rods 15 at their left ends.

[0025] In the specific implementation process, further, a pair of transmission blocks 7 are connected to a pair of sliding hinge seats 8.

[0026] In the specific implementation process, further, a pair of transmission gears 11 are installed in a staggered manner.

[0027] In a specific implementation process, further, the flip frame 14 is installed on a pair of connecting brackets 13 through fixing bolts 18 .

[0028] In a specific implementation process, further, the thread directions of a pair of spiral screws 6 are opposite.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chain-type SCR denitration catalyst turnover device, comprising: The device base (1) is characterized in that a driven flip structure is installed on the device base (1); The driven flipping structure comprises: a pair of driving brackets (2), a pair of mounting grooves (3), a pair of sliding grooves (4), a pair of combined shaft seats (5), a pair of spiral screws (6), a pair of transmission blocks (7), a pair of sliding hinge seats (8), a driving motor (9), a pair of driving gears (10), a pair of transmission gears (11), a pair of transmission chains (12) and a connecting rod flipping assembly; A pair of driving brackets (2) are installed on the front and rear positions of the equipment base (1); a pair of mounting grooves (3) are opened in the pair of driving brackets (2); a pair of sliding grooves (4) are opened above the pair of mounting grooves (3); the pair of mounting grooves (3) are communicated with the pair of sliding grooves (4); a pair of combined shaft seats (5) are installed on the right side of the pair of driving brackets (2); the right ends of a pair of spiral screws (6) are installed on the pair of combined shaft seats (5); the left ends of the pair of spiral screws (6) are embedded in the side wall surfaces of the pair of mounting grooves (3); and a pair of transmission blocks (7) are screwed into the pair of driving brackets (2) to form a pair of driving brackets (2); The thread assembly is installed on a pair of spiral screws (6), a pair of sliding hinge seats (8) are embedded in a pair of sliding grooves (4), a driving motor (9) is installed above the equipment base (1), a pair of driving gears (10) are installed on the output end of the driving motor (9), a pair of transmission gears (11) are installed on the right ends of the pair of spiral screws (6), a pair of transmission chains (12) are respectively meshed with the pair of transmission gears (11) and the pair of driving gears (10), and a connecting rod flip assembly is installed on a pair of sliding hinge seats (8) and the equipment base (1).

2. A chain-type SCR denitration catalyst turnover device according to claim 1, characterized in that: A pair of transmission blocks (7) are connected to a pair of sliding hinge seats (8).

3. A chain-type SCR denitration catalyst turnover device according to claim 1, characterized in that: A pair of transmission gears (11) are installed in a staggered manner.

4. A chain-type SCR denitration catalyst turnover device according to claim 1, characterized in that: The connecting rod flip assembly comprises: a pair of connecting brackets (13), a flip frame (14), a pair of fixing rods (15), a supporting base (16) and a pair of flip support rods (17); The left ends of a pair of connecting brackets (13) are movably mounted on a pair of sliding hinge seats (8); the flip frame (14) is mounted on the inner wall surface of the pair of connecting brackets (13); a pair of fixing rods (15) are mounted on the pair of connecting brackets (13); a supporting base (16) is mounted on the right side of the upper wall surface of the equipment base (1); the right ends of a pair of flip supporting rods (17) are movably mounted on the supporting base (16); and the left ends of the pair of flip supporting rods (17) are mounted on the pair of fixing rods (15).

5. A chain-type SCR denitration catalyst turnover device according to claim 4, characterized in that: The turning frame (14) is mounted on a pair of connecting brackets (13) via fixing bolts (18).

6. A chain-type SCR denitration catalyst turnover device according to claim 1, characterized in that: The thread directions of a pair of spiral screws (6) are opposite.

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