CN220029764U

CN220029764U - Low temperature SCR denitration catalyst cutting device

Info

Publication number: CN220029764U
Application number: CN202321647844.6U
Authority: CN
Inventors: 张建卫
Original assignee: Handan Shexian Jinyu Cement Co ltd
Current assignee: Handan Shexian Jinyu Cement Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-11-17
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a low-temperature SCR denitration catalyst cutting device, and belongs to the technical field of denitration catalyst production equipment. The technical scheme is mainly used for solving the problem that the existing product lacks a high-precision positioning structure in the process of cutting materials, and comprises an extrusion die, a conveying roller and a cutting structure, wherein a blank is arranged at the extrusion end of the extrusion die and is positioned on the conveying roller. According to the utility model, the spacing positioning mechanism formed by the adjusting component and the inductor main body is arranged, so that a plurality of inductors arranged at intervals in the prior art are replaced, the positioning accuracy of the inductors can be ensured when the multi-specification cutting operation is performed, the arrangement of the inductors is reduced, the manufacturing cost of equipment is saved, the operating burden of the equipment is reduced, the popularization and the use of the equipment are facilitated, and the high-precision adjustment of the adjusting component can meet the distance requirements of various specifications, so that the applicability of the equipment is further improved.

Description

Low temperature SCR denitration catalyst cutting device

Technical Field

The utility model relates to the technical field of denitration catalyst production equipment, in particular to a low-temperature SCR denitration catalyst cutting device.

Background

The low-temperature SCR denitration catalyst is widely applied to various fields such as heat supply boilers, steel sintering, cement kiln, glass kiln, ceramics, biomass power generation, garbage incineration, petrochemical industry, metallurgy and the like. The low-temperature SCR denitration catalyst is added with a special inhibitor, so that the conversion rate of sulfur dioxide and sulfur trioxide is effectively reduced; the catalyst has higher sulfur resistance, and can adapt to the complex flue gas working condition; meanwhile, the temperature loss of the reaction system is low and is generally not more than 10 ℃, so that the subsequent residual heat of the flue gas is ensured to be fully utilized.

The low-temperature SCR denitration catalyst is axially porous, has a quadrangular appearance, needs to be cut into sections after extrusion, and is directly cut by a sand wire to easily reduce extrusion deformation of a denitration catalyst through hole corresponding to a section, so that the trafficability of smoke is affected when the denitration catalyst is used.

The prior Chinese patent with the publication number of CN218194424U discloses a low-temperature SCR denitration catalyst cutting device, which comprises a linear module arranged below a conveying roller on one side of the downstream of an extrusion die, wherein a lifting table is arranged on the linear module, a sand line driving motor and a thread rolling cylinder connected with the sand line driving motor are arranged in the lifting table, a tensioned cutting sand line is wound on the surface of the thread rolling cylinder, the cutting sand line is sequentially wound on the surface of four guide wheels, the vertical plane where the four guide wheels are positioned is vertical to the conveying direction of a blank, and a section of cutting sand line positioned above the blank forms an included angle of 15-75 degrees with the upper surface of the blank. According to the utility model, the section of the cutting sand line for cutting the blank is arranged to be in a state of a certain included angle with the surface of the blank, so that the contact surface of the cutting sand line is small when the cutting sand line is just contacted with the blank, and the contact pressure is increased, so that the cutting sand line rapidly cuts into the blank, and the problem that the through hole of the denitration catalyst is easily deformed and reduced when the low-temperature SCR denitration catalyst is cut in the prior art is solved.

The technical scheme in the above patent document avoids the problem that the through hole is deformed and reduced when the device is cut, but the device is characterized in that a plurality of sensors are arranged at intervals when the device is cut according to different specification requirements to sense and further cut the device according to the specifications, the plurality of sensors not only increase the manufacturing cost of the device, but also increase the operation burden of the device, and are inconvenient to popularize and use, and the plurality of sensors are arranged at intervals to form sensing error areas, so that the applicability of the device with the specifications is reduced.

Accordingly, a low-temperature SCR denitration catalyst cutting device is provided by a person skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to provide a low-temperature SCR denitration catalyst cutting device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the low-temperature SCR denitration catalyst cutting device comprises an extrusion die, a conveying roller and a cutting structure, wherein a blank is arranged at the extrusion end of the extrusion die and positioned on the conveying roller, and a spacing positioning mechanism for positioning the length of the blank is arranged on the cutting structure, and consists of an adjusting component and an inductor main body;

the adjusting assembly comprises symmetrically arranged slide rails, sliding strips are connected to the symmetrically arranged slide rails in a sliding manner, a connecting plate is connected between the sliding strips, a driving assembly for driving and adjusting is arranged on the connecting plate, and the inductor main body is arranged on the top shell wall of the connecting plate;

the driving assembly comprises a gear connected through a rotating shaft, a rack is arranged on the side edge of the gear, an electric push rod is arranged at the tail end of the rack, a swing rod is arranged at the bottom end of the rotating shaft, a supporting rod is movably connected to the other end of the swing rod, and one end, far away from the swing rod, of the supporting rod is movably connected to the connecting plate.

As a still further scheme of the utility model, the cutting structure comprises linear modules which are symmetrically arranged, a fixing plate is movably connected to the linear modules, a fixing frame is arranged above the fixing plate, a plurality of guide posts are arranged on the bottom matrix of the fixing frame, and the bottom ends of the guide posts penetrate through the fixing plate.

As a still further proposal of the utility model, a driving motor is arranged in the fixing frame, the output end of the driving motor is provided with a screw rod, and the bottom end of the screw rod penetrates through the bottom shell wall of the fixing frame and penetrates through the fixing plate.

As a still further scheme of the utility model, the outer wall of the top of the fixing frame is symmetrically provided with a bracket, the bracket is connected with a plurality of guide wheels through a movable shaft, the inner wall of the bottom of the fixing frame is provided with a sand line driving motor, the output end of the sand line driving motor is provided with a thread rolling cylinder, the thread rolling cylinder is wound with a sand line for cutting blanks, and the sand line is sequentially wound on the guide wheels.

As a still further scheme of the utility model, the symmetrical sliding rails are fixedly connected to the outer wall of the bottom of the fixing frame, the outer wall of the right side of the fixing frame is welded with the straight plate, and the top end of the rotating shaft is rotationally connected to the outer wall of the bottom of the straight plate through a bearing.

As a still further proposal of the utility model, the outer wall of the right side of the fixing frame is provided with a chute, a sliding block is connected in the chute in a sliding way, and one side of the sliding block, which is far away from the chute, is fixedly connected with a rack.

As a still further proposal of the utility model, the electric push rod is arranged on the outer wall of the right side of the fixed frame, one end of the supporting rod, which is close to the connecting plate, is connected with a support through a pin shaft, and the side wall of the support is fixedly connected with the supporting rod.

Compared with the prior art, the utility model has the beneficial effects that:

through setting up the interval positioning mechanism that constitutes by adjusting part and inductor main part, and then replace a plurality of inductors that adopt interval setting among the prior art for its accuracy of location not only can be ensured when carrying out many specifications cutting operation, and reduce the setting of inductor, saving equipment's manufacturing cost, and reduce equipment operation's burden, make things convenient for it to popularize and use, and adjusting part's high accuracy adjustment makes it can satisfy the distance demand in multiple specification, further improves equipment's suitability.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of a low-temperature SCR denitration catalyst cutting device;

fig. 2 is a schematic diagram of a second perspective structure of a low-temperature SCR denitration catalyst cutting device;

FIG. 3 is a schematic view of the side partial cross-sectional structure of FIG. 1;

fig. 4 is an enlarged schematic view of a partial structure at a of fig. 2.

In the figure: 1. an extrusion die; 2. a conveying roller; 3. blank material; 4. a linear module; 5. a fixing plate; 6. a guide post; 7. a fixing frame; 8. a driving motor; 9. a screw rod; 10. a sand line driving motor; 11. a thread rolling cylinder; 12. a bracket; 13. a guide wheel; 14. an adjustment assembly; 141. a slide rail; 142. a slide bar; 143. a connecting plate; 144 gears; 145. a rack; 146. an electric push rod; 147. swing rod; 148. a brace rod; 15. an inductor body.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the utility model, a low-temperature SCR denitration catalyst cutting device includes an extrusion die 1, a conveying roller 2 and a cutting structure. Wherein the extrusion end of the extrusion die 1 is provided with a billet 3, and the billet 3 is positioned on the conveying roller 2. The transport of the blanks 3 is effected by means of the transport rollers 2.

The cutting structure is provided with a spacing positioning mechanism for positioning the length of the blank 3. The spacing positioning mechanism is composed of an adjusting component 14 and an inductor main body 15. The sensor body 15 employs an infrared sensor of the type TAS 501.

The adjusting component 14 comprises symmetrically arranged sliding rails 141, and sliding strips 142 are connected to the symmetrical sliding rails 141 in a sliding manner. A connecting plate 143 is commonly connected between the plurality of sliding strips 142, a driving component for driving and adjusting is arranged on the connecting plate 143, and the inductor main body 15 is arranged on the top shell wall of the connecting plate 143.

The driving assembly comprises a gear 144 connected through a rotating shaft, and a rack 145 is arranged on the side edge of the gear 144. An electric push rod 146 is arranged at the tail end of the rack 145, and a swing rod 147 is arranged at the bottom end of the rotating shaft. The other end of the swing rod 147 is movably connected with a stay bar 148, and one end of the stay bar 148 away from the swing rod 147 is movably connected to the connecting plate 143. The displacement of the connecting plate 143 is automatically adjusted by the driving component.

The cutting structure comprises symmetrical linear modules 4, and fixing plates 5 are movably connected to the symmetrical linear modules 4. A fixing frame 7 is arranged above the fixing plate 5, and a plurality of guide posts 6 are arranged at the bottom matrix of the fixing frame 7. The bottom end of the guide post 6 passes through the fixed plate 5. The guide pillar 6 is arranged to realize the guiding support for the fixing frame 7 during the up-and-down displacement.

The internally mounted of mount 7 has driving motor 8, and driving motor 8's output is provided with lead screw 9, and the bottom of lead screw 9 runs through the bottom shell wall of mount 7 to pass fixed plate 5. The fixed plate 5 is rotationally connected with an inner thread ring, the inner thread ring is in threaded connection with the screw rod 9, and then the screw rod 9 performs threaded movement in the inner thread ring along with the operation of the driving motor 8.

The outer wall of the top of the fixing frame 7 is symmetrically provided with a bracket 12, and the bracket 12 is connected with a plurality of guide wheels 13 through movable shafts. The inner wall of the bottom of the fixing frame 7 is provided with a sand line driving motor 10, and the output end of the sand line driving motor 10 is provided with a thread rolling cylinder 11. The thread rolling cylinder 11 is wound with a sand line for cutting the blank 3, and the sand line is sequentially wound on a plurality of guide wheels 13.

The symmetrical slide rails 141 are fixedly connected to the outer wall of the bottom of the fixing frame 7. The right outer wall of the fixing frame 7 is welded with a straight plate, and the top end of the rotating shaft is rotationally connected to the bottom outer wall of the straight plate through a bearing. A sliding groove is formed in the outer wall of the right side of the fixing frame 7, a sliding block is connected in the sliding groove in a sliding mode, and one side, away from the sliding groove, of the sliding block is fixedly connected to the rack 145.

The electric push rod 146 is arranged on the outer wall of the right side of the fixed frame 7, one end of the supporting rod 148, which is close to the connecting plate 143, is connected with a support through a pin shaft, and the side wall of the support is fixedly connected to the supporting rod 148.

The working principle of the utility model is as follows: when the device is operated, the spacing positioning mechanism arranged on the cutting structure is started according to the required specification requirement, and the electric push rod 146 in the upper adjusting assembly 14 drives the rack 145 to move. The rack 145 and the gear 144 are meshed for transmission, so that the rotating shaft is driven to rotate. The movement of the rotating shaft enables the swing rod 147 connected to the rotating shaft to conduct angle adjustment, and the movement of the swing rod 147 enables the supporting rod 148 to conduct adjustment, so that position adjustment of the connecting plate 143 is achieved. The displacement adjustment of the connecting plate 143 causes the sliding strip 142 to move and stretch in the sliding rail 141, so as to drive the sensor main body 15 arranged thereon to displace. According to the size standard marked on the slide bar 142, and when it is moved to the desired position, the adjustment of the adjustment assembly 14 is stopped and the sensor body 15 is turned on.

After the adjustment of the interval positioning mechanism is completed, the blank 3 is extruded from the extrusion die 1 and conveyed rightward on the conveying roller 2, and after the blank 3 is sensed by the sensor main body 15, the linear module 4 drives the fixing plate 5 to synchronously move along with the blank 3. So that the sand line moves to the right in synchronization with the blank 3. Ensuring that it is in a relatively stationary state with respect to its movement during the cutting of the blank 3. The sand line driving motor 10 drives the thread rolling drum 11 to rotate, and the thread rolling drum 11 drives the sand line to rapidly move along the guide wheel 13. And the driving motor 8 drives the fixing frame 7 and the sand line above the fixing frame to move downwards through the screw rod 9 for cutting the blank 3. The surface of a section of sand line and the blank 3 forms an acute angle, so that the contact surface is very small when the sand line and the blank 3 are just contacted, and the contact pressure is increased, so that the sand line is rapidly cut into the blank 3, and the deformation of a denitration catalyst through hole caused by the extrusion of the sand line on the surface of the blank 3 is prevented. A section of sand line for cutting the blank 3 is moved from above to below the blank 3 to complete the cutting of the blank 3.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a low temperature SCR denitration catalyst cutting device, includes extrusion die (1), conveying cylinder (2) and cutting structure, wherein, the extrusion end of extrusion die (1) is provided with blank (3), and blank (3) are located conveying cylinder (2), its characterized in that: the cutting structure is provided with a spacing positioning mechanism for positioning the length of the blank (3), wherein the spacing positioning mechanism consists of an adjusting component (14) and an inductor main body (15);

the adjusting assembly (14) comprises symmetrically arranged sliding rails (141), sliding strips (142) are connected to the symmetrically arranged sliding rails (141) in a sliding manner, connecting plates (143) are connected between the sliding strips (142), driving assemblies for driving and adjusting are arranged on the connecting plates (143), and the inductor main body (15) is arranged on the top shell wall of the connecting plates (143);

the driving assembly comprises a gear (144) connected through a rotating shaft, a rack (145) is arranged on the side edge of the gear (144), an electric push rod (146) is arranged at the tail end of the rack (145), a swinging rod (147) is arranged at the bottom end of the rotating shaft, a supporting rod (148) is movably connected to the other end of the swinging rod (147), and one end, far away from the swinging rod (147), of the supporting rod (148) is movably connected to the connecting plate (143).

2. The low-temperature SCR denitration catalyst cutting device according to claim 1, wherein the cutting structure comprises linear modules (4) which are symmetrically arranged, fixing plates (5) are movably connected to the linear modules (4), fixing frames (7) are arranged above the fixing plates (5), a plurality of guide posts (6) are arranged in matrix at the bottoms of the fixing frames (7), and the bottoms of the guide posts (6) penetrate through the fixing plates (5).

3. The low-temperature SCR denitration catalyst cutting device according to claim 2, wherein a driving motor (8) is installed in the fixing frame (7), a screw rod (9) is arranged at the output end of the driving motor (8), and the bottom end of the screw rod (9) penetrates through the bottom shell wall of the fixing frame (7) and penetrates through the fixing plate (5).

4. A low temperature SCR denitration catalyst cutting device according to claim 3, wherein, the top outer wall of mount (7) is provided with support (12) symmetrically, is connected with a plurality of guide pulleys (13) through the loose axle on support (12), install sand line driving motor (10) on the bottom inner wall of mount (7), the output of sand line driving motor (10) is provided with thread rolling cylinder (11), twines on thread rolling cylinder (11) has the sand line that is used for cutting blank (3), and the sand line twines in proper order on a plurality of guide pulleys (13).

5. The low-temperature SCR denitration catalyst cutting device according to claim 2, wherein the symmetrical sliding rails (141) are fixedly connected to the outer wall of the bottom of the fixing frame (7), a straight plate is welded to the outer wall of the right side of the fixing frame (7), and the top end of the rotating shaft is rotatably connected to the outer wall of the bottom of the straight plate through a bearing.

6. The low-temperature SCR denitration catalyst cutting device according to claim 5, wherein a chute is formed in the outer wall of the right side of the fixing frame (7), a sliding block is connected in the chute in a sliding manner, and one side, away from the chute, of the sliding block is fixedly connected to the rack (145).

7. The low-temperature SCR denitration catalyst cutting device according to claim 2, wherein the electric push rod (146) is arranged on the outer wall of the right side of the fixing frame (7), one end of the supporting rod (148) close to the connecting plate (143) is connected with a support through a pin shaft, and the side wall of the support is fixedly connected to the supporting rod (148).