CN212396383U - Catalyst module installation device in SCR denitration reactor - Google Patents
Catalyst module installation device in SCR denitration reactor Download PDFInfo
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- CN212396383U CN212396383U CN202021019064.3U CN202021019064U CN212396383U CN 212396383 U CN212396383 U CN 212396383U CN 202021019064 U CN202021019064 U CN 202021019064U CN 212396383 U CN212396383 U CN 212396383U
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Abstract
The utility model discloses a catalyst module installation device in SCR denitration reactor, which belongs to the technical field of catalyst module installation, and comprises a sliding track and an installation trolley, wherein the installation trolley is connected on the sliding track in a sliding way and is positioned above an installation position of a catalyst module, the installation trolley comprises a lifting platform, wheels and a driving part, the catalyst module to be installed is placed on the lifting platform, the wheels are arranged at two sides of the lifting platform, and the wheels are connected on the sliding track in a sliding way through the driving part, the beneficial effects of the utility model are that the installation trolley moves in the direction of the installation position of the catalyst module in a wireless remote control way to lift the catalyst module, thereby realizing the installation and disassembly operation of the catalyst module, having more convenient operation and higher operation efficiency, further improving the automation level of the operation and reducing the labor intensity of installation workers, the potential safety hazard in the operation process is reduced.
Description
Technical Field
The utility model relates to a catalyst module installs technical field in the SCR denitration reactor, especially relates to a catalyst module installation device in SCR denitration reactor.
Background
The tightening of the NOx emission index in cement production is a big trend of the future industry development. The SCR denitration technology meeting the 'ultralow emission' denitration requirement of the cement kiln flue gas is remarkable in advantages and is a technical direction for cement kiln flue gas denitration. The weight of a single catalyst module in the SCR denitration reactor is about 1.2t, the single catalyst module is limited by the inner space of the reactor, the operation of installing and replacing the catalyst module mostly adopts a chain block operation, and some catalyst modules are installed in a mode of pushing a catalyst trolley by hand, so that the degree of automation is low, the operation efficiency is low, the labor intensity of installation workers is high, and the safety is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a catalyst module installation device in SCR denitration reactor, top installation slip track through catalyst module installation position in SCR denitration reactor, sliding connection bears the installation dolly of waiting to install catalyst module on the slip track, the action that the dolly that should install gos forward and retreat can be accomplished through driver part to the dolly, and the lift platform that sets up on the dolly of should installing can accomplish automatic installation and dismantlement with catalyst module lift, the automation level of catalyst module installation and dismantlement has been improved, the installation effectiveness is high, workman's intensity of labour has been reduced, the potential safety hazard in the operation has been reduced.
In order to achieve the above object, the present invention provides a technical solution for solving the technical problem: the device for installing the catalyst module in the SCR denitration reactor comprises a sliding rail and an installation trolley, wherein the sliding rail is detachably installed in the SCR denitration reactor, the installation trolley is connected to the sliding rail in a sliding mode and located above an installation position of the catalyst module, the installation trolley comprises a lifting platform, wheels and a driving part, the catalyst module to be installed is placed on the lifting platform, the wheels are arranged on two sides of the lifting platform, and the wheels are connected to the sliding rail in a sliding mode through the driving part.
Further, the lifting platform comprises an installation frame, a lifting arm and a bearing support plate, wherein two sides of the middle part of the installation frame are connected with the bearing support plate through the lifting arm, a catalyst module to be installed is placed on the bearing support plate, and the wheels are respectively installed on two sides of the end part of the installation frame.
Furthermore, the lifting arm comprises a hydraulic cylinder and cross arms, the hydraulic cylinder is connected with a hydraulic pipeline for installing the reversing electromagnetic valve, two sides of the installation frame are hinged to the cross arms respectively, the two groups of cross arms are connected through a connecting shaft, and the end part of the installation frame is connected with the connecting shaft through the hydraulic cylinder.
Further, the installation position of the catalyst module is located above the installation frame, and the reversing solenoid valve is set to be a three-position four-way reversing solenoid valve.
Further, the wheel includes action wheel and follow driving wheel, the action wheel sets up the relative both sides of installation frame one end, just the drive part that links to each other is installed to the top of action wheel, follow driving wheel setting and be in the relative both sides of installation frame other end.
Further, the inboard of wheel is provided with the rim, the rim with the inboard joint cooperation of slip track.
Further, the driving part comprises a speed reducing motor, an electromagnetic brake, a universal coupling and a gear transmission mechanism, the speed reducing motor comprises an output shaft I and an output shaft II, the output shaft I and the output shaft II are respectively connected with the electromagnetic brake, the output shaft I is connected with one driving wheel through the universal coupling and the gear transmission mechanism in sequence, and the output shaft II is connected with the other driving wheel through the gear transmission mechanism.
Furthermore, the device also comprises a remote controller and a control box arranged on the mounting trolley, wherein a function control key, a main control chip and a wireless transmitting module are arranged in the remote controller, a wireless receiving module and a PLC control unit connected with the wireless receiving module are arranged in the control box, and the signal output end of the PLC control unit is electrically connected with the speed reducing motor, the electromagnetic brake and the reversing electromagnetic valve; the function control key is electrically connected with the wireless transmitting module through the main control chip and transmits a control signal to the wireless receiving module, and the wireless receiving module controls the PLC control unit to output a control instruction to control the forward and reverse rotation of the speed reducing motor, the action of the electromagnetic brake and the reversing action of the reversing electromagnetic valve.
Furthermore, the function control keys in the remote controller comprise a control button I for controlling the speed reducing motor to rotate forwards, a control button II for controlling the speed reducing motor to rotate backwards, a control button III for controlling the electromagnetic brake to act, a control button IV for controlling the reversing electromagnetic valve to enable the piston rod of the hydraulic cylinder to extend and retract for a certain distance and maintain pressure, and a control button V.
The utility model has the advantages that:
1. the utility model discloses a top installation slip track of catalyst module installation position in SCR denitration reactor, sliding connection bears the installation dolly of waiting to install catalyst module on the slip track, this installation dolly can accomplish the action of advancing forward and backing through driver part, and the lift platform that sets up on this installation dolly can accomplish automatic installation with catalyst module lift moreover, also can accomplish demolising and the transportation of inefficacy catalyst module, the automation level of catalyst module installation and dismantlement has been improved, the installation effectiveness is high, the labor intensity of workers is reduced, the potential safety hazard in the operation is reduced.
2. Wherein the advance of installation dolly, retreat, the lift and the position of parking and lift platform keep, the function control button that all can operate the remote controller comes the control box of control installation on the dolly to realize, make the whole installation of catalyst module observe the running state of installation dolly by the installer at safe position, realize the installation and the dismantlement operation of long-range remote control completion catalyst module through the remote controller, it is more convenient to operate, the operating efficiency is higher, the automation level of catalyst module installation and dismantlement has further been improved, the potential safety hazard in installation and the dismantlement process has been reduced.
To sum up, the utility model discloses a wireless remote control's mode makes the installation dolly remove in the direction of catalyst module installation position, makes and bears the weight of catalyst module lift, has realized catalyst module's installation and dismantlement operation, and it is more convenient to operate, and operating efficiency is higher, has further improved the automation level of catalyst module installation and dismantlement, has reduced installer's intensity of labour, has reduced the potential safety hazard of installation and dismantlement in-process.
Drawings
The contents of the various figures of the specification and the labels in the figures are briefly described as follows:
FIG. 1 is a schematic structural diagram of a catalyst module installation apparatus according to the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of the driving member of FIG. 1;
FIG. 4 is an electrical schematic diagram of the catalyst module mounting apparatus of the present invention;
the labels in the above figures are: 1. the system comprises a sliding rail, 2, a mounting trolley, 21, a lifting platform, 211, a mounting frame, 212, a lifting arm, 213, a bearing support plate, 22, a driving wheel, 23, a driven wheel, 24, a wheel rim, 25, a driving part, 251, a speed reducing motor, 252, an electromagnetic brake, 253, a universal coupling, 254, a gear transmission mechanism, 3, a catalyst module, 4, a control box and 5, a supporting steel beam.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses specific embodiment does: the SCR denitration reactor that relates to in this scheme is provided with multilayer catalyst module installation position in, fixed a set of support girder steel 5 on the catalyst module installation position, bears a plurality of catalyst modules of installation on a set of support girder steel 5, is the installation position of catalyst module promptly. As shown in fig. 1 and 2, an installation apparatus for a catalyst module in an SCR denitration reactor comprises a sliding rail 1 and an installation trolley 2, wherein the sliding rail 1 is detachably installed above a group of supporting steel beams 5 in the SCR denitration reactor, the installation trolley 2 is slidably connected to the sliding rail 1 and located above an installation position of the catalyst module 3, the installation trolley 2 comprises a lifting platform 21, wheels and a driving part 25, the catalyst module 3 to be installed is placed on the lifting platform 21, the lifting platform can be lifted to realize transportation and positioning before the installation of the catalyst module 3, the lifting platform 21 drives the catalyst module 3 to descend and place the catalyst module 3 on the supporting steel beams 5 to complete the installation, the lifting platform 21 is continuously descended after the installation to separate the installed catalyst module 3 from the installed catalyst module 3, so that the catalyst module can be conveniently moved to a lifting position of the catalyst module 3 in a no-load manner, and the installation of the rest catalyst modules, the lifting platform can be used for lifting the catalyst module to complete automatic installation and can also complete the removal and transportation of the failed catalyst module, the automation level of the installation and the removal of the catalyst module is improved, the installation efficiency is high, the labor intensity of workers is reduced, and the potential safety hazard in the operation is reduced.
Specifically, as shown in fig. 1, the lifting platform 21 includes a mounting frame 211, a lifting arm 212 and a supporting plate 213, two sides of a middle portion of the mounting frame 211 are connected to the supporting plate 213 through the lifting arm 212, a catalyst module 3 to be mounted is placed on the supporting plate 213, two sides of an end portion of the mounting frame 211 are respectively provided with wheels, a structure diagram of the lifting arm 212 is not shown, the structure of the lifting platform includes a hydraulic cylinder and a cross arm, the hydraulic cylinder is connected to a hydraulic pipeline provided with a reversing solenoid valve, the hydraulic pipeline includes a hydraulic pump and a switch valve, when the lifting arm 212 is lifted, the hydraulic pump and the switch valve need to be started, the hydraulic pump and the switch valve can be started manually or electrically, the reversing solenoid valve is set as a three-position four-way reversing solenoid valve, the position function is pressure maintaining, pressure maintaining locking on a corresponding structure after reversing is completed, the length of the piston rod of the hydraulic cylinder is fixed after pressure maintaining, and the position of the bearing supporting plate 213 is fixed; the two sides of the mounting frame 211 are respectively hinged with the cross arms, the two groups of cross arms are connected through a connecting shaft, the end part of the mounting frame 211 is connected with the connecting shaft through a hydraulic cylinder, and the extension and retraction of a piston rod of the hydraulic cylinder can extend or compress the cross arms, so that the bearing supporting plate 213 can ascend and descend relative to the mounting frame 211. Specifically, the mounting position of the catalyst module 3 is located above the mounting frame 211, and when the two sets of cross arms are compressed to be in the same plane as the mounting frame 211, the support pallet 213 is located below the mounting position of the catalyst module 3, so that after the catalyst module 3 is mounted, the support pallet 213 can be separated from the mounted catalyst module 3 and can move to the lifting position of a new catalyst module 3 in a no-load manner.
Specifically, as shown in fig. 1 and fig. 2, the wheels include a driving wheel 22 and a driven wheel 23, the driving wheel 22 is disposed on two opposite sides of one end of the mounting frame 211, a driving part 25 connected to the driving wheel 22 is mounted above the driving wheel 22, the driven wheel 23 is disposed on two opposite sides of the other end of the mounting frame 211, the driving wheel 22 is driven by the driving part 25 to rotate, so that the driven wheel 23 is driven to rotate along with the driving wheel 22, and movement of the mounting cart on the sliding track 1 is achieved; in addition, the inner sides of the driving wheel 22 and the driven wheel 23 are provided with a flange 24, and the flange 24 is in clamping fit with the inner side of the sliding track 1 to play a role of sliding guide.
Specifically, as shown in fig. 2 and fig. 3, the driving component 25 includes a speed reducing motor 251, an electromagnetic brake 252, a universal joint 253 and a gear transmission mechanism 254, the speed reducing motor 251 is formed by connecting a motor and a speed reducer, the speed reducing motor 251 can use a worm gear speed reducing motor with model number 5840-31ZYS, the speed reducing motor is provided with two output shafts including an output shaft i and an output shaft ii, the output shaft i and the output shaft ii are respectively connected with the electromagnetic brake 252, and the electromagnetic brake 252 is used for stopping the rotation of the two output shafts of the speed reducing motor 251 to realize the braking of the mounting trolley 2; because gear motor 251 among them installs in the top of wheel, for making the removal of wheel more smooth and easy, output shaft I loops through universal joint 253, gear drive 254 and links to each other with a action wheel 22, and the setting of universal joint 253 has guaranteed that the wheel can not be because of the dead circumstances of structure restriction card when rotating, and output shaft II passes through gear drive 254 and links to each other with another action wheel 22.
Specifically, as shown in fig. 4, the device further comprises a remote controller and a control box 4 arranged on the mounting trolley 2, wherein the remote controller is internally provided with a function control key, a main control chip and a wireless transmitting module, the control box 4 is internally provided with a wireless receiving module and a PLC control unit connected with the wireless receiving module, and a signal output end of the PLC control unit is electrically connected with the speed reducing motor 251, the electromagnetic brake 252 and the reversing electromagnetic valve; the function control key is electrically connected with the wireless transmitting module through the main control chip and transmits a control signal to the wireless receiving module, and the wireless receiving module controls the PLC control unit to output a control instruction to control the forward and reverse rotation of the speed reducing motor 251, the action of the electromagnetic brake 252 and the reversing action of the reversing electromagnetic valve. The function control keys in the remote controller comprise a control button I for controlling the speed reducing motor 251 to rotate forwards, a control button II for controlling the speed reducing motor 251 to rotate backwards, a control button III for controlling the electromagnetic brake 252 to act, a control button IV for controlling the reversing electromagnetic valve to enable the piston rod of the hydraulic cylinder to extend and retract for a certain distance and maintain pressure and a control button V. Certainly, in order to further improve the automation level of control, the signal output end of the PLC control unit is electrically connected with a hydraulic pump and a switch valve in a hydraulic pipeline, and the function control keys in the remote controller further comprise control buttons for controlling the opening and closing of the hydraulic pump and the switch valve.
The method for installing the catalyst module in the SCR denitration reactor by using the installation device comprises the following steps:
1) installing a sliding rail 1 above a supporting steel beam 5 of an upper catalyst module 3 of the reactor, hoisting a mounting trolley 2 to a hoisting position at the end part of the sliding rail 1, then hoisting a catalyst module 3 to be mounted to a lifting platform 21 of the mounting trolley 2, and pressing a control button IV to enable the lifting platform 21 to drive the catalyst module 3 to ascend so that the catalyst module 3 to be mounted is located a distance above the supporting steel beam;
2) pressing a control button I to enable a speed reducing motor 251 to drive a mounting trolley 2 to run on a sliding guide rail, when the mounting trolley reaches a mounting position of a catalyst module 3, pressing a control button III to brake the mounting trolley 2, pressing a control button V to enable a lifting platform 21 to drive the catalyst module 3 to descend until the catalyst module 3 is placed at the mounting position, and enabling the lifting platform 21 to drive the catalyst module 3 to continuously descend for a certain distance to enable the mounted catalyst module 3 to be separated from the lifting platform 21;
3) pressing the control button III to stop braking the installation trolley 2, and pressing the control button I to enable the installation trolley 2 to continue to run along the sliding guide rail until the rear end of the installation trolley 2 is far away from the installed catalyst module 3;
4) pressing a control button III to brake the installation trolley 2, then pressing a control button IV to lift the unloaded lifting platform 21 to a distance above the supporting steel beam 5, pressing the control button III to stop braking the installation trolley 2, then pressing a control button II to reversely move the installation trolley 2 to a lifting position at the end part of the sliding rail 1, and then installing the residual catalyst modules 3 on the upper layer in the reactor according to the methods of the steps 1) -4);
5) and (3) disassembling the sliding rail 1, installing the sliding rail above a supporting steel beam of a lower catalyst module 3 of the reactor, and installing the catalyst modules 3 of the rest layers in the reactor according to the methods of the steps 1) to 4).
According to the same principle, when the failed catalyst module 3 needs to be dismantled and transported, firstly, a sliding rail 1 is installed above a supporting steel beam of the corresponding failed catalyst module 3 in the reactor, an installation trolley 2 is hoisted to a hoisting position at the end part of the sliding rail 1, and then a control button V is pressed down to enable a lifting platform 21 to drive the catalyst module 3 to descend to a distance below the catalyst module 3; then, pressing a control button I to enable a speed reduction motor 251 to drive the installation trolley 2 to move to the position of the invalid catalyst module 3 on the sliding guide rail, pressing a control button III to enable the installation trolley 2 to brake, pressing a control button IV to enable the no-load lifting platform 21 to ascend and enable the invalid catalyst module 3 to be lifted upwards and to be separated from the supporting steel beam by a certain distance; and finally, pressing the control button III to stop braking the mounting trolley 2, pressing the control button II to reversely move the mounting trolley 2 to a lifting position at the end part of the sliding rail 1, and removing the failed catalyst module 3 by using a lifting tool.
To sum up, the utility model discloses a wireless remote control's mode makes the installation dolly remove in the direction of catalyst module installation position, makes and bears the weight of catalyst module lift, has realized catalyst module's installation and dismantlement operation, and it is more convenient to operate, and operating efficiency is higher, has further improved the automation level of catalyst module installation and dismantlement, has reduced installer's intensity of labour, has reduced the potential safety hazard of installation and dismantlement in-process.
The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.
Claims (9)
1. The utility model provides a catalyst module installation device in SCR denitration reactor, its characterized in that, includes slip track (1) and installation dolly (2), slip track (1) demountable installation is in SCR denitration reactor, installation dolly (2) sliding connection be in on slip track (1) and be located the top of the installation position of catalyst module (3), installation dolly (2) are including lift platform (21), wheel and driver part (25), place catalyst module (3) of treating the installation on lift platform (21), the both sides of lift platform (21) are provided with the wheel, the wheel passes through driver part (25) sliding connection be in on slip track (1).
2. The apparatus of claim 1, wherein: the lifting platform (21) comprises a mounting frame (211), a lifting arm (212) and a bearing support plate (213), wherein the two sides of the middle part of the mounting frame (211) are connected with the bearing support plate (213) through the lifting arm (212), a catalyst module (3) to be mounted is placed on the bearing support plate (213), and the wheels are respectively mounted on the two sides of the end part of the mounting frame (211).
3. The apparatus of claim 2, wherein: the lifting arm (212) comprises a hydraulic cylinder and cross arms, the hydraulic cylinder is connected with a hydraulic pipeline for installing the reversing electromagnetic valve, two sides of the installation frame (211) are hinged to the cross arms respectively, the two groups of cross arms are connected through a connecting shaft, and the end part of the installation frame (211) is connected with the connecting shaft through the hydraulic cylinder.
4. The apparatus of claim 3, wherein: the installation position of the catalyst module (3) is located above the installation frame (211), and the reversing solenoid valve is set to be a three-position four-way reversing solenoid valve.
5. The apparatus of claim 3 or 4, wherein: the wheel includes action wheel (22) and follows driving wheel (23), action wheel (22) set up installation frame (211) one end relative both sides, just drive part (25) that link to each other is installed to the top of action wheel (22), follow driving wheel (23) set up installation frame (211) other end relative both sides.
6. The apparatus of claim 5, wherein: the inboard of wheel is provided with rim (24), rim (24) with the inboard joint cooperation of slip track (1).
7. The apparatus of claim 5, wherein: the driving part (25) comprises a speed reducing motor (251), an electromagnetic brake (252), a universal coupling (253) and a gear transmission mechanism (254), the speed reducing motor (251) comprises an output shaft I and an output shaft II, the output shaft I and the output shaft II are respectively connected with the electromagnetic brake (252), the output shaft I is connected with one driving wheel (22) sequentially through the universal coupling (253) and the gear transmission mechanism (254), and the output shaft II is connected with the other driving wheel (22) through the gear transmission mechanism (254).
8. The apparatus of claim 7, wherein: the device also comprises a remote controller and a control box (4) arranged on the mounting trolley (2), wherein a function control key, a main control chip and a wireless transmitting module are arranged in the remote controller, a wireless receiving module and a PLC control unit connected with the wireless receiving module are arranged in the control box (4), and the signal output end of the PLC control unit is electrically connected with the speed reducing motor (251), the electromagnetic brake (252) and the reversing electromagnetic valve; the function control key is electrically connected with the wireless transmitting module through the main control chip and transmits a control signal to the wireless receiving module, and the wireless receiving module controls the PLC control unit to output a control instruction to control the forward and reverse rotation of the speed reducing motor (251), the action of the electromagnetic brake (252) and the reversing action of the reversing electromagnetic valve.
9. The apparatus of claim 8, wherein: the function control keys in the remote controller comprise a control button I for controlling the speed reducing motor (251) to rotate forwards, a control button II for controlling the speed reducing motor (251) to rotate backwards, a control button III for controlling the electromagnetic brake (252) to act, a control button IV and a control button V for controlling the reversing electromagnetic valve to enable a piston rod of the hydraulic cylinder to extend out and retract for a certain distance and then maintain pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021019064.3U CN212396383U (en) | 2020-06-05 | 2020-06-05 | Catalyst module installation device in SCR denitration reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021019064.3U CN212396383U (en) | 2020-06-05 | 2020-06-05 | Catalyst module installation device in SCR denitration reactor |
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| CN212396383U true CN212396383U (en) | 2021-01-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841318A (en) * | 2020-06-05 | 2020-10-30 | 安徽海螺建材设计研究院有限责任公司 | Device and method for installing catalyst module in SCR (Selective catalytic reduction) denitration reactor |
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2020
- 2020-06-05 CN CN202021019064.3U patent/CN212396383U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841318A (en) * | 2020-06-05 | 2020-10-30 | 安徽海螺建材设计研究院有限责任公司 | Device and method for installing catalyst module in SCR (Selective catalytic reduction) denitration reactor |
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