CN219318460U

CN219318460U - Catalytic combustion device

Info

Publication number: CN219318460U
Application number: CN202320126129.1U
Authority: CN
Inventors: 甘洁峰
Original assignee: Ningbo Jieda Environmental Protection Equipment Technology Co ltd
Current assignee: Ningbo Jieda Environmental Protection Equipment Technology Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-07-07
Anticipated expiration: 2033-01-12

Abstract

The utility model discloses a catalytic combustion device, in particular to the field of catalytic combustion of zeolite rotating wheels, which comprises a bottom plate, wherein a shell is fixedly arranged on the upper surface of the bottom plate, a coarse filter, a secondary filter and a tertiary filter are sequentially arranged on the upper surface of the bottom plate, a filter screen is fixedly arranged on one side of the coarse filter, a zeolite molecular sieve is slidably arranged on the upper surface of the bottom plate, a desorption fan and a catalytic bed are fixedly arranged on the upper surface of the bottom plate, an air inlet and an air outlet are respectively arranged on two sides of the shell, and a cleaning device is arranged on the surface of the coarse filter and comprises two guide bars.

Description

Catalytic combustion device

Technical Field

The utility model relates to the field of zeolite runner catalytic combustion, in particular to a catalytic combustion device.

Background

The catalytic combustion device is used for an exhaust gas treatment scene, and the concentration of the exhaust gas is improved through the zeolite molecular sieve so as to improve the efficiency of treating the exhaust gas.

In actual operation, the waste gas needs to be filtered through the multi-stage filtering system to remove dust and sticky substances after entering the device, but along with the continuous entering of the waste gas, impurities can be accumulated gradually in the filter and the outside of the filter to block the filter channel, so that the passing efficiency and the filtering effect of the filter are reduced, and especially the outside of the coarse filter is serious.

Under the prior art, operators usually clean the coarse filter after a period of time to remove impurities accumulated on the outer side of the coarse filter, and the treatment method can recover the passing efficiency and the filtering effect of the coarse filter to a certain extent, but the inside of the device is narrow and is not easy to detach and clean, and the disassembly and cleaning require the device to stop running, so that certain inconvenience is caused to waste treatment work. In view of the above, the prior art still has some limitations and some room for improvement, and therefore, the inventor proposes a catalytic combustion device to improve the shortcomings of the prior art.

Disclosure of Invention

The utility model provides a catalytic combustion device for solving the problems that the treatment method in the prior art can recover the passing efficiency and the filtering effect of a coarse filter to a certain extent, but the inside of the device is narrow and is not easy to detach and clean, the detachment and cleaning require the device to stop running, and certain inconvenience is caused to the waste treatment work.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a catalytic combustion device, includes the bottom plate, the last fixed surface of bottom plate installs the casing, coarse filter and two secondary filter and tertiary filter are installed in proper order to the upper surface of bottom plate, one side fixed mounting of coarse filter has the filter screen, the last surface sliding mounting of bottom plate has zeolite molecular sieve, the last fixed surface of bottom plate installs desorption fan and catalytic bed, air inlet and gas outlet have been seted up respectively to the both sides of casing, the surface of coarse filter is equipped with cleaning device, cleaning device includes two conducting bars, two the one end and the coarse filter fixed connection of conducting bars, the upper and lower both sides of coarse filter one side are two otic placodes of fixedly connected with respectively, the inside rotation of otic placode is connected with the dwang, two limiting plates of arcwall face fixedly connected with of dwang, the surperficial and the otic placode looks joint of limiting plate, the thread is seted up to the arcwall face of dwang, the upside fixedly connected with backup pad of the one side of coarse filter, the upper surface of backup pad is equipped with servo motor, servo motor's output passes the backup pad, the output terminal of servo motor passes the output terminal, the output terminal and the two conducting bars are connected with one end and the sliding connection of scraper bar, two sliding connection has one end and one end of sliding connection, the sliding connection of the support and the sliding connection of the filter.

Preferably, the cross section of the guide bar is in a T shape.

The effects achieved by the components are as follows: the effect that the installation frame is not easy to separate from the installation frame when the installation frame is limited is achieved.

Preferably, the inside sliding connection of spring has the guide bar, the one end and the piece fixed connection that scrapes of guide bar, the other end sliding of guide bar runs through the mounting bracket.

The effects achieved by the components are as follows: the elastic force direction of the spring is limited, the scraping block is driven better, the scraping block is kept in a state attached to the filter screen as much as possible when sliding along the filter screen, and therefore cleaning effect is improved, and in addition, support can be provided for the spring, so that the service life of the spring is prolonged.

Preferably, one end of the guide rod is fixedly connected with a connecting plate.

The effects achieved by the components are as follows: the structural strength of the lifting guide rod is achieved, so that the cleaning device is more reliable in use.

Preferably, the upper surface of backup pad is equipped with protector, protector includes protection casing and four bolts, the equal fixedly connected with mounting panel in both sides of protection casing, the inside and the bolt threaded connection of mounting panel, the position that the backup pad upper surface corresponds the bolt has been seted up and has been preset the hole, the inner wall and the bolt threaded connection of preset hole, the mounting panel is with the help of bolt and preset hole and backup pad fixed connection, servo motor is located the inside of protection casing.

The effects achieved by the components are as follows: the effect that the relatively precise servo motor is isolated from the outside, so that the defect that the cleaning device operates more stably due to the fact that the impurity enters the inside is avoided.

Preferably, the upper surface fixedly connected with cushion of backup pad, the upper surface and the servo motor fixed connection of cushion, servo motor's output passes the cushion, the cushion is bubble cotton pad.

The effects achieved by the components are as follows: the vibration absorbing device has the advantages that the vibration absorbing device utilizes the characteristics of good elasticity, light weight and wear resistance of foam, and absorbs the vibration generated in the operation process of the catalytic combustion device so that the servo motor can operate more reliably.

Preferably, the position of backup pad lower surface by servo motor penetration is fixedly connected with sealing ring, the inner wall and the servo motor looks butt of sealing ring are the sealing ring and are the rubber ring.

The effects achieved by the components are as follows: the sealing structure has the advantages that the sealing structure is soft in rubber, can deform and store after being pressed, can generate contact pressure, and fills gaps between the supporting plate and the protective cover, so that the sealing performance in the protective cover is further improved, and the servo motor is better protected.

In summary, the beneficial effects of the utility model are as follows:

after the catalytic combustion device operates for a period of time, when the coarse filter is reduced in passing efficiency and filtering effect due to the fact that more impurities are attached to the surface of the coarse filter, the scraping block can slide along the surface of the filter screen by means of the cleaning device, and therefore the effect of cleaning the impurities is achieved conveniently.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the structure of fig. 1 according to the present utility model.

FIG. 3 is a schematic view of the structure of the coarse filter of the present utility model.

Fig. 4 is a schematic view of the structure of the mounting frame of the present utility model.

Fig. 5 is a schematic view of the structure at the support plate of the present utility model.

Fig. 6 is a schematic view of the shield of the present utility model in a disassembled configuration.

Reference numerals illustrate:

1. a bottom plate; 2. a housing; 3. a coarse filter; 301. a filter screen; 31. a secondary filter; 32. a third stage filter; 4. zeolite molecular sieves; 5. a desorption fan; 6. a catalytic bed; 9. an air inlet; 91. an air outlet; 7. a cleaning device; 701. a conducting bar; 702. ear plates; 703. a rotating lever; 704. a limiting plate; 705. a support plate; 706. a servo motor; 707. a mounting frame; 708. a sliding column; 709. scraping blocks; 710. a spring; 711. a guide rod; 712. a connecting plate; 8. a protective device; 81. a protective cover; 82. a mounting plate; 83. a bolt; 84. presetting a hole; 85. a soft cushion; 86. and (3) a sealing ring.

Description of the embodiments

Referring to fig. 1, 2 and 3, this embodiment discloses a catalytic combustion device, including a base plate 1, a housing 2 is fixedly installed on the upper surface of the base plate 1, a coarse filter 3, a secondary filter 31 and a tertiary filter 32 are sequentially installed on the upper surface of the base plate 1, a filter screen 301 is fixedly installed on one side of the coarse filter 3, a zeolite molecular sieve 4 is slidingly installed on the upper surface of the base plate 1, a desorption fan 5 and a catalytic bed 6 are fixedly installed on the upper surface of the base plate 1, an air inlet 9 and an air outlet 91 are respectively formed on two sides of the housing 2, and a cleaning device 7 is arranged on the surface of the coarse filter 3. When an operator needs to efficiently treat the exhaust gas by using the catalytic combustion device, the exhaust gas can be firstly sent into the shell 2 through the air inlet 9, at this time, the exhaust gas sequentially passes through the coarse filter 3, the secondary filter 31 and the tertiary filter 32 to remove dust and sticky substances, then the exhaust gas passes through the zeolite molecular sieve 4, the molecules which can be captured by the zeolite molecular sieve 4 are captured until the zeolite molecular sieve 4 is close to the desorption fan 5 after being saturated, then the desorption fan 5 and the catalytic bed 6 are started, the desorption fan 5 carries out desorption and regeneration on the zeolite molecular sieve 4 by high-temperature air, and the generated concentrated exhaust gas passes through the catalytic bed 6 and is subjected to oxidative decomposition by the catalytic bed 6 to realize efficient exhaust gas treatment.

Referring to fig. 3 and 4 and fig. 5, fig. 6 shows that the cleaning device 7 includes two guide bars 701, one end of each guide bar 701 is fixedly connected with the coarse filter 3, two ear plates 702 are fixedly connected to the upper and lower sides of one surface of the coarse filter 3, a rotating rod 703 is rotatably connected to the inner portion of each ear plate 702, two limiting plates 704 are fixedly connected to the arc surface of each rotating rod 703, the surfaces of the limiting plates 704 are clamped with the ear plates 702, threads are formed on the arc surface of each rotating rod 703, a supporting plate 705 is fixedly connected to the upper side of one surface of the coarse filter 3, a servo motor 706 is arranged on the upper surface of each supporting plate 705, the output end of each servo motor 706 penetrates through the supporting plate 705, the output end of each servo motor 706 is rotatably connected with the corresponding rotating rod, a mounting bracket 707 is slidably connected to the surface of each guide bar 701, the thread surface of each rotating rod 703 is in threaded connection with the corresponding mounting bracket 707, a sliding column 708 is slidably inserted on the surface of each mounting bracket 707, two springs 710 are fixedly connected to the two sides of one surface of each scraping block 709, one surface of each scraping block 709 is far from the coarse filter 3, one end of each spring 710 is fixedly connected to one end of each scraping block 709 is fixedly connected to one end of the filter 301. When the catalytic combustion device operates for a period of time and the coarse filter 3 has a relatively large amount of impurities attached to the surface, the servo motor 706 on the support plate 705 can be started to rotate the rotating rod 703 to drive the mounting frame 707 to move down along the guide bar 701 through the threads on the rotating rod 703, in the process, the sliding column 708 moves along with the mounting frame 707, so that the scraping block 709 slides along the surface of the filter screen 301 to clean the impurities, and at the moment, the spring 710 stretches to drive the scraping block 709, so that the scraping block 709 slides along the filter screen 301 again, and the state of being attached to the filter screen 301 is kept as much as possible, thereby improving the cleaning effect, and repeating the steps until the passing efficiency and the filtering effect of the coarse filter 3 are recovered.

Referring to fig. 3 and 4, the present embodiment discloses that the cross section of the guide bar 701 is in a "T" shape. When limiting the mounting frame 707, the mounting frame 707 is not easy to separate from the mounting frame 707, the guide rod 711 is slidably connected to the inside of the spring 710, one end of the guide rod 711 is fixedly connected to the scraping block 709, and the other end of the guide rod 711 slidably penetrates through the mounting frame 707. The elastic force direction of the spring 710 is limited, so that the scraping block 709 is driven better, the scraping block 709 is kept in a state of being attached to the filter screen 301 as much as possible when sliding along the filter screen 301, the cleaning effect is improved, in addition, support can be provided for the spring 710, the service life of the spring 710 is prolonged, and one end of the guide rod 711 is fixedly connected with the connecting plate 712. The structural strength of the lifting guide bar 711 is achieved, so that the cleaning device 7 can be used more reliably.

Referring to fig. 3, 5 and 6, this embodiment discloses that the upper surface of a supporting plate 705 is provided with a protection device 8, the protection device 8 includes a protection cover 81 and four bolts 83, both sides of the protection cover 81 are fixedly connected with a mounting plate 82, the inside of the mounting plate 82 is in threaded connection with the bolts 83, a preset hole 84 is provided on the upper surface of the supporting plate 705 corresponding to the position of the bolts 83, the inner wall of the preset hole 84 is in threaded connection with the bolts 83, the mounting plate 82 is fixedly connected with the supporting plate 705 by means of the bolts 83 and the preset holes 84, and a servo motor 706 is located inside the protection cover 81. The effect of isolating the relatively precise servo motor 706 from the outside is achieved, so that faults caused by entering impurities in the servo motor are avoided, and the cleaning device 7 runs more stably.

Referring to fig. 5 and 6, the embodiment discloses that the upper surface of the supporting plate 705 is fixedly connected with a soft pad 85, the upper surface of the soft pad 85 is fixedly connected with a servo motor 706, the output end of the servo motor 706 passes through the soft pad 85, and the soft pad 85 is a foam pad. The vibration that produces in the catalytic combustion device operation process is absorbed to the characteristics that the cotton elasticity of utilizing bubble is better quality lighter and comparatively wear-resisting have been reached to make servo motor 706 operation more reliable effect, backup pad 705 lower surface is by servo motor 706 through the fixed connection of position have sealing ring 86, the inner wall and the servo motor 706 looks butt of sealing ring 86 are the rubber ring. The characteristics that the rubber is soft, can deform and store after being pressed, and can generate contact pressure simultaneously are achieved, gaps between the supporting plate 705 and the protective cover 81 are filled, and accordingly tightness in the protective cover 81 is further improved, and the effect of the servo motor 706 is better protected.

The working principle is as follows:

when an operator needs to efficiently treat the exhaust gas by using the catalytic combustion device, firstly, the exhaust gas can be sent into the shell 2 through the air inlet 9, at this time, the exhaust gas can sequentially pass through the coarse filter 3, the secondary filter 31 and the tertiary filter 32 to remove dust and sticky substances, then the molecules which can be captured by the zeolite molecular sieve 4 until the zeolite molecular sieve 4 is close to the desorption fan 5 after being saturated, then the desorption fan 5 and the catalytic bed 6 are started, the desorption fan 5 carries out desorption and regeneration on the zeolite molecular sieve 4 by high-temperature air, the generated concentrated exhaust gas can pass through the catalytic bed 6 and is oxidized and decomposed by the catalytic bed 6, so that the efficient exhaust gas treatment is realized, when the catalytic combustion device is operated for a period of time, the coarse filter 3 is attached with more impurities due to the surface, so that the passing efficiency and the filtering effect are reduced, firstly, the servo motor 706 on the support plate 705 can be started, the rotating rod 703 is rotated to drive the mounting frame 707 to move downwards along the guide bar 701 through the threads on the rotating rod 703, in the process, the sliding column 708 moves along with the mounting frame 707, so that the scraping block 709 slides along the surface of the filter screen 301 to clean impurities, and at the moment, the spring 710 stretches along the guide rod 711 to drive the scraping block 709, so that the scraping block 709 slides along the filter screen 301 to keep a state of being attached to the filter screen 301 as much as possible, thereby improving the cleaning effect, the connecting plate 712 improves the structural strength of the guide rod 711, thereby ensuring that the cleaning device 7 is used more reliably, and the operation is repeated until the passing efficiency and the filtering effect of the coarse filter 3 are restored, in addition, the protective cover 81 can isolate the relatively precise servo motor 706 from the outside, thereby avoiding the internal failure caused by the entering impurities, further ensuring that the cleaning device 7 operates more stably, and cushion 85 can absorb the vibration that produces in the catalytic combustion device operation in-process to make servo motor 706 operation more reliable, sealing ring 86 can pack the gap between backup pad 705 and the protection casing 81, thereby further promotes the leakproofness in the protection casing 81, in order to protect servo motor 706 better.

Claims

1. The utility model provides a catalytic combustion device, includes bottom plate (1), the last fixed surface of bottom plate (1) installs casing (2), coarse filter (3) and secondary filter (31) and tertiary filter (32) are installed in proper order to the upper surface of bottom plate (1), one side fixed mounting of coarse filter (3) has filter screen (301), the last surface sliding mounting of bottom plate (1) has zeolite molecular sieve (4), the last fixed surface of bottom plate (1) installs desorption fan (5) and catalytic bed (6), air inlet (9) and gas outlet (91) have been seted up respectively to the both sides of casing (2), the surface of coarse filter (3) is equipped with cleaning device (7), its characterized in that: the cleaning device (7) comprises two guide bars (701), one end of each guide bar (701) is fixedly connected with a coarse filter (3), two lug plates (702) are fixedly connected to the upper side and the lower side of one surface of the coarse filter (3) respectively, a rotating rod (703) is rotatably connected to the inner part of each lug plate (702), two limiting plates (704) are fixedly connected to the arc surface of each rotating rod (703), the surface of each limiting plate (704) is clamped with each lug plate (702), threads are formed on the arc surface of each rotating rod (703), a supporting plate (705) is fixedly connected to the upper side of one surface of the coarse filter (3), a servo motor (706) is arranged on the upper surface of each supporting plate, the output end of each servo motor (706) penetrates through each supporting plate (705), the output end of each servo motor (706) is rotatably connected with each rotating rod (703), each mounting bracket (707) is slidably connected to the surface of each guide bar (703), each threaded surface of each rotating rod (703) is connected with each threaded surface of each limiting plate (707), each scraping column (708) is fixedly connected to one end (708) of each scraping column (709), one end of the spring (710) is fixedly connected with the mounting frame (707), and one end of the scraping block (709) is in sliding connection with the filter screen (301).

2. A catalytic combustion device according to claim 1, wherein: the section of the guide bar (701) is in a T shape.

3. A catalytic combustion device according to claim 1, wherein: the inside sliding connection of spring (710) has guide bar (711), the one end and the scraping block (709) fixed connection of guide bar (711), the other end slip of guide bar (711) runs through mounting bracket (707).

4. A catalytic combustion device according to claim 3, wherein: one end of the guide rod (711) is fixedly connected with a connecting plate (712).

5. A catalytic combustion device as claimed in claim 4, wherein: the upper surface of backup pad (705) is equipped with protector (8), protector (8) are including protection casing (81) and four bolt (83), the equal fixedly connected with mounting panel (82) in both sides of protection casing (81), the inside and the bolt (83) threaded connection of mounting panel (82), preset hole (84) have been seted up to the position that backup pad (705) upper surface corresponds bolt (83), the inner wall and the bolt (83) threaded connection of preset hole (84), mounting panel (82) are with the help of bolt (83) and preset hole (84) and backup pad (705) fixed connection, servo motor (706) are located the inside of protection casing (81).

6. A catalytic combustion device as claimed in claim 5, wherein: the upper surface fixedly connected with cushion (85) of backup pad (705), the upper surface and the servo motor (706) fixed connection of cushion (85), the output of servo motor (706) passes cushion (85), cushion (85) are bubble cotton pad.

7. A catalytic combustion device as claimed in claim 5, wherein: the lower surface of the supporting plate (705) is fixedly connected with a sealing ring (86) at a position penetrated by the servo motor (706), the inner wall of the sealing ring (86) is abutted against the servo motor (706), and the sealing ring (86) is a rubber ring.