CN216498578U

CN216498578U - Flue gas uniform distribution device for SCR denitration reactor

Info

Publication number: CN216498578U
Application number: CN202123111699.3U
Authority: CN
Inventors: 李乾实; 陈俊立; 许庆斌; 许茂玉
Original assignee: Laiwu Anbang Metallurgical Equipment Co ltd
Current assignee: Laiwu Anbang Metallurgical Equipment Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-13
Anticipated expiration: 2031-12-10

Abstract

The application discloses a flue gas uniform distribution device for an SCR denitration reactor, which relates to the technical field related to flue gas uniform distribution, and comprises a shell, wherein a turnover mechanism is arranged in the shell and is used for opening and closing the shell, each turnover mechanism comprises a rotating rod rotatably connected in the shell, a turnover block is fixedly connected on the outer side of the rotating rod, a gear is fixedly connected on the outer side of the rotating rod, an internal toothed rack is in transmission connection with the outer side of the gear, and the gear is meshed with the internal toothed rack, so that the problem that part of smoke is accumulated together during purification and part of gas cannot be purified by a denitration reactor in the prior art is solved, the turnover mechanism is arranged in the shell and is used for opening and closing the shell, so that the size and the flow rate of the gas in the shell can be adjusted according to requirements, meanwhile, the turning block can also play a role in shunting partial gas stacked together, so that the gas can be purified smoothly.

Description

Flue gas uniform distribution device for SCR denitration reactor

Technical Field

The application relates to the technical field of flue gas uniform distribution, in particular to a flue gas uniform distribution device for an SCR denitration reactor.

Background

The importance of reducing environmental pollution in the process of removing nitrogen oxides from combustion flue gases has been sharply proposed as a worldwide problem. The mainstream processes in the world include: SCR and SNCR. These two processes are not very different except that the reaction temperature is lower than the SNCR due to the use of a catalyst for SCR.

When the SCR denitration reactor carries out denitration treatment on smog in the prior art, part of gas can be accumulated together and rise, and part of the gas can be shielded, so that the denitration reactor can not purify the smog, the smog can directly flow out through the exhaust hole, and part of air can not be purified and directly flows into the atmosphere.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that part smog can pile up together and some gas when purifying among the prior art, can't be got rid of the cleaning of round pin reactor, this application provides a flue gas equipartition device for SCR denitration reactor.

The application provides a flue gas equipartition device for SCR denitration reactor adopts following technical scheme:

a flue gas uniform distribution device for an SCR denitration reactor comprises a shell, wherein a turnover mechanism is arranged inside the shell and used for opening and closing the shell;

each group of turnover mechanisms comprises a rotating rod which is rotatably connected inside the shell, the outer side of the rotating rod is fixedly connected with a turnover block, the outer side of the rotating rod is fixedly connected with a gear, the outer side inside the gear is in transmission connection with an internal tooth rack, the gear is meshed with the internal tooth rack, the outer side of the internal tooth rack is fixedly connected with a handle, one side of the shell is provided with a sliding groove, and the handle is slidably connected inside the sliding groove;

the turnover mechanism is arranged in the shell and is provided with a plurality of turnover mechanisms.

By adopting the technical scheme: turnover mechanism is used for opening and close the casing for the inside gas of casing can carry out the adjustment of size and velocity of flow according to the demand, and the upset piece still can play the reposition of redundant personnel effect to the part gas of piling up together simultaneously, makes gas can be smooth by the purification.

Optionally, the inside fixedly connected with flow distribution plate of casing, the upside of pinion rack including the flow distribution plate sets up, the flow distribution plate is used for making gas distribution more even.

By adopting the technical scheme: the splitter plate serves to make the gas distribution more uniform, thereby further reducing the likelihood of gas build-up.

Optionally, the inside of the casing is fixedly connected with a limiting block, the limiting block is arranged on the outer side of the rotating rod, and the rotating rod is installed on the limiting block.

By adopting the technical scheme: the stopper can carry on spacingly to the bull stick for the bull stick is more stable when rotating, and difficult fracture or skew take place.

Optionally, the inside of the casing is fixedly connected with a limiting frame, the limiting frame is arranged on the outer side of the inner rack, and the limiting frame is used for limiting the inner rack.

By adopting the technical scheme: the limiting frame limits the internal tooth rack, so that the internal tooth rack is firmer and more stable in transmission and is not easy to derail.

Optionally, one side of the shell is fixedly connected with a hollow limiting plate, the inside of the hollow limiting plate is slidably connected with a sliding plate, and the sliding plate is fixedly connected with the handle.

By adopting the technical scheme: the hollow limiting plate can play spacing and fixed action to the slide for the slide can be stable use.

Optionally, one side fixedly connected with mount of casing, the mount sets up the outside at hollow limiting plate, the inside of mount articulates through the hinge activity has the hinge closing plate.

By adopting the technical scheme: the mount can play spacing and connection effect to the hinge closing plate for the use that the hinge closing plate can be normal, and the hinge closing plate can be to the further sealed effect that plays of spout, still can play the guard action to the handle simultaneously.

Optionally, the outer side of the turnover block is fixedly connected with a protective shell, and the protective shell can be used for protecting the turnover block.

By adopting the technical scheme: the protective shell can protect the turnover block, so that the service life of the turnover block is prolonged.

Optionally, the shell is further provided with a connecting mechanism, the connecting mechanism includes the connecting plate mounted on the shell, the connecting plate is provided with a plurality of thread grooves, and the plurality of thread grooves are used for making the connection more firm;

the two connecting mechanisms are arranged on the shell and symmetrically arranged at the top and the bottom of the shell.

By adopting the technical scheme: the arrangement of the connecting plate and the arrangement of the thread groove enable the device to be more convenient to be connected with an external device.

Compared with the prior art, the beneficial effects of this application are:

1. the inside of casing is provided with tilting mechanism in the present case, and tilting mechanism is used for opening and close the casing for the inside gas of casing can carry out the adjustment of size and velocity of flow according to the demand, and the piece that overturns simultaneously still can pile up the part gas together and play the reposition of redundant personnel effect, makes gas can be smooth by the purification.

2. In the case that the gas flows upwards through the turnover mechanism, the gas may be accumulated, and the splitter plate is used for making the gas distribution more uniform, so that the possibility of the gas accumulation is further reduced.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic structural diagram of a slide plate according to an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a turnover mechanism in an embodiment of the present application;

FIG. 4 is a schematic top view of the present application;

fig. 5 is a schematic sectional structural view of a protective shell and a rotating rod in an embodiment of the present application.

Description of reference numerals: 1. a housing; 2. a flow distribution plate; 31. a connecting plate; 32. a thread groove; 41. a fixed mount; 42. a hinge shaft sealing plate; 51. a hollow limiting plate; 52. a slide plate; 61. turning over the block; 62. a rotating rod; 63. a gear; 64. an internal gear rack; 65. a handle; 7. a protective shell; 8. a limiting block; 9. a chute; 10. and a limiting frame.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The application provides following technical scheme, please refer to fig. 1-3, and the flue gas uniform distribution device for the SCR denitration reactor comprises a shell 1, wherein the shell 1 can be connected with an external denitration reactor. The turnover mechanism is arranged in the shell 1 and used for opening and closing the shell 1, so that the size and the flow rate of gas in the shell 1 can be adjusted according to requirements, and meanwhile, the turnover block 61 can also play a role in shunting part of the gas accumulated together, so that the gas can be purified smoothly;

every group tilting mechanism all includes to rotate the bull stick 62 of connecting in casing 1 inside, and the outside fixedly connected with upset piece 61 of bull stick 62, and the bull stick 62 can drive upset piece 61 when self rotates and rotate, and upset piece 61 can be according to the rotation of self to the inside gas flow rate of casing 1 control. The two sides of the turning block 61 are arranged in an inclined plane, so that the turning block 61 can also perform the function of dispersing and guiding the gas accumulated in the shell 1, and the gas can uniformly flow in the shell 1.

Referring to fig. 3, the outside fixedly connected with gear 63 of bull stick 62, the outside transmission of gear 63 is connected with internal tooth rack 64, mesh mutually between gear 63 and the internal tooth rack 64, internal tooth rack 64 can drive gear 63 when carrying out the transmission and rotate, and the rotation of gear 63 will drive bull stick 62 and rotate, make that bull stick 62 can be smooth drive upset piece 61 and overturn, the outside fixedly connected with handle 65 of internal tooth rack 64, handle 65 can play the drive effect to internal tooth rack 64, make that internal tooth rack 64 can be smooth carry out the transmission.

Referring to fig. 2 and 4, a sliding groove 9 is formed in one side of the housing 1, the handle 65 is slidably connected to the inside of the sliding groove 9, and the housing 1 can limit the handle 65 through the sliding groove 9, so that the handle 65 can be stably used;

the turnover mechanism is arranged in the shell 1, so that the turnover mechanism is higher in efficiency and better in effect. The inside fixedly connected with flow distribution plate 2 of casing 1 evenly sets up a plurality of square holes that supply the gas circulation on flow distribution plate 2. The splitter plate 2 is arranged on the upper side of the internal rack 64, and when the gas flows upwards through the turnover mechanism, the gas may be accumulated, and the splitter plate 2 is used for enabling the gas to be distributed more uniformly, so that the possibility of the gas accumulation is further reduced. Casing 1's inside fixedly connected with stopper 8 still, stopper 8 sets up in the outside of bull stick 62, and bull stick 62 is installed on stopper 8, and stopper 8 can carry on spacingly to bull stick 62 for bull stick 62 is more stable when rotating, and difficult fracture or skew take place.

Referring to fig. 3, the inside fixedly connected with of casing 1 is spacing frame 10, and spacing frame 10 sets up in the outside of rack 64, and spacing frame 10 is used for spacing to rack 64, and when rack 64 is being driven by handle 65 and is carrying out the transmission when the internal tooth, the condition of derailing probably appears in the center department of handle 65 to make this device can't advance the use, and spacing frame 10 is spacing to rack 64, can effectually reduce the emergence of this kind of condition.

Referring to fig. 2, the hollow limiting plate 51 that one side fixedly connected with bisymmetry of casing 1 set up, the inside sliding connection of hollow limiting plate 51 has slide 52, fixed connection between slide 52 and the handle 65, hollow limiting plate 51 can play spacing and fixed action to slide 52, make slide 52 can be stable go on usefulness, and slide 52 can play certain effect of sheltering from to spout 9, make the inside air of casing 1 difficult spill, simultaneously because of the fixed connection between handle 65 and the slide 52, make handle 65 when moving, slide 52 can be followed handle 65 and removed together, thereby further the effectual inside air of reduction casing 1 takes place the condition that spills.

Referring to fig. 1 and 2, a fixing frame 41 is fixedly connected to one side of the housing 1, the fixing frame 41 is disposed outside the hollow limiting plate 51, and a hinge sealing plate 42 is movably hinged inside the fixing frame 41 through a hinge. The fixing frame 41 can limit and connect the hinge sealing plate 42, so that the hinge sealing plate 42 can be normally used, the hinge sealing plate 42 can further seal the sliding groove 9, and meanwhile, the handle 65 can be protected, so that workers are not prone to breaking due to collision.

Referring to fig. 1 and 5, the outside fixedly connected with protecting crust 7 of upset piece 61, protecting crust 7 can be used to protect upset piece 61, and after upset piece 61 was used for a long time, the less impurity that contains in the smog will cause wearing and tearing or damage to upset piece 61, and protecting crust 7 can protect upset piece 61 to the life of upset piece 61 has been increased, different materials can be selected according to actual conditions to protecting crust 7, for example: and (3) ceramic materials.

The shell 1 is also provided with a connecting mechanism, the connecting mechanism comprises a connecting plate 31 arranged on the shell 1, a plurality of thread grooves 32 are formed in the connecting plate 31, the plurality of thread grooves 32 are used for enabling the connection to be firmer, and the arrangement of the connecting plate 31 and the arrangement of the thread grooves 32 enable the device to be more convenient to connect with an external device;

two connecting mechanisms are arranged on the shell 1, and the two connecting mechanisms are symmetrically arranged at the top and the bottom of the shell 1.

The implementation principle of the flue gas uniform distribution device for the SCR denitration reactor provided by the embodiment of the application is as follows: when the device is used, the shell 1 can be connected with an external device through the connecting plate 31 and the thread groove 32, then a worker can turn over and adjust the turning block 61 according to the actual requirement after gas enters the shell 1, when the worker needs to adjust the turning block 61, the hinge sealing plate 42 can be opened, and after the hinge sealing plate 42 is opened, the worker can move the handle 65;

handle 65 can drive internal tooth rack 64 and carry out the transmission when being moved by the staff, and the transmission of internal tooth rack 64 will drive bull stick 62 through gear 63 and rotate, the rotation of bull stick 62 will drive upset piece 61 and rotate, thereby shunt gas, the upset degree of upset piece 61 still can control gaseous velocity of flow simultaneously, when handle 65 removes, slide 52 will follow handle 65 and slide, thereby play the effect of sheltering from to the inside air of casing 1, thereby make gaseous scattering easily, reduce gaseous piling up together and reduce the condition of taking off the round pin reactor purification efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a flue gas equipartition device for SCR denitration reactor which characterized in that: the turnover device comprises a shell (1), wherein a turnover mechanism is arranged in the shell (1) and is used for opening and closing the shell (1);

each group of turnover mechanisms comprises a rotating rod (62) which is rotatably connected inside the shell (1), the outer side of the rotating rod (62) is fixedly connected with a turnover block (61), the outer side of the rotating rod (62) is fixedly connected with a gear (63), the outer side of the inside of the gear (63) is in transmission connection with an internal tooth rack (64), the gear (63) and the internal tooth rack (64) are meshed with each other, the outer side of the internal tooth rack (64) is fixedly connected with a handle (65), one side of the shell (1) is provided with a sliding groove (9), and the handle (65) is in sliding connection with the inside of the sliding groove (9);

the turnover mechanism is arranged in the shell (1) and is provided with a plurality of turnover mechanisms.

2. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 1, wherein: the inside fixedly connected with flow distribution plate (2) of casing (1), the upside of pinion rack (64) including flow distribution plate (2) set up, flow distribution plate (2) are used for making gas distribution more even.

3. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 2, wherein: the inside of casing (1) is fixedly connected with stopper (8) still, stopper (8) set up the outside of bull stick (62), bull stick (62) are installed on stopper (8).

4. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 1, wherein: the inside fixedly connected with of casing (1) is spacing frame (10), the outside of rack (64) including spacing frame (10) set up, spacing frame (10) are used for spacing to rack (64).

5. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 4, wherein: the utility model discloses a handle, including casing (1), one side fixedly connected with hollow limiting plate (51) of casing (1), the inside sliding connection of hollow limiting plate (51) has slide (52), fixed connection between slide (52) and handle (65).

6. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 1, wherein: one side fixedly connected with mount (41) of casing (1), mount (41) set up the outside at hollow limiting plate (51), the inside of mount (41) articulates through the hinge activity has hinge closing plate (42).

7. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 1, wherein: the outside fixedly connected with protecting crust (7) of upset piece (61), protecting crust (7) can be used to right upset piece (61) protects.

8. The flue gas uniform distribution device for the SCR denitration reactor as claimed in claim 1, wherein: the shell (1) is further provided with a connecting mechanism, the connecting mechanism comprises a connecting plate (31) arranged on the shell (1), the connecting plate (31) is provided with a plurality of thread grooves (32), the connecting plate (31) is provided with the thread grooves (32), and the thread grooves (32) are used for enabling connection to be firmer;

the two connecting mechanisms are arranged on the shell (1) and symmetrically arranged at the top and the bottom of the shell (1).