CN224108216U - A high-efficiency catalytic combustion device - Google Patents

Abstract

The utility model discloses a high-efficiency catalytic combustion device, which relates to the technical field of waste gas treatment and comprises a combustion chamber and a cyclone separator, wherein an air blower is fixedly arranged above the combustion chamber, an air outlet of the air blower is connected with an air inlet of the cyclone separator through a pipeline, a gas transmission cylinder is rotatably connected to the middle end of the interior of the combustion chamber and penetrates out of the combustion chamber, a plurality of groups of exhaust hoods are annularly distributed on the surface of the gas transmission cylinder, a plurality of exhaust ports are uniformly formed on the surface of the exhaust hoods, a transmission assembly is arranged above the combustion chamber, and the transmission assembly is connected with the gas transmission cylinder to drive the gas transmission cylinder to rotate.

Description

High-efficient catalytic combustion device

Technical Field

The utility model relates to the technical field of waste gas treatment, in particular to a high-efficiency catalytic combustion device.

Background

The working principle of the catalytic combustion device is mainly based on gas-solid phase catalytic reaction, the substance is the deep oxidation action of active oxygen, in the catalytic combustion process, the catalyst has the effect of reducing the activation energy, and meanwhile, the surface of the catalyst has the adsorption action, so that reactant molecules are enriched on the surface, the reaction rate is improved, and the reaction is accelerated. By means of the catalyst, the organic waste gas can be burnt in a flameless way under the condition of low ignition temperature, and is oxidized and decomposed into carbon dioxide and water vapor, and a large amount of heat energy is emitted, so that the purpose of removing harmful substances in the waste gas is achieved.

Can consult an environmental protection catalytic combustion device (CN 210511723U) of current document, the reference can be reached and carry out filterable purpose to waste gas, prevents that waste gas from directly discharging polluted air to filter screen convenient to detach can be timely washd, improves the filter effect, and this catalytic combustion equipment can be to the gaseous edulcoration after the catalytic combustion, has reduced the emission of greenhouse gas in the environment, can increase the gaseous humidity after the catalytic combustion, also can increase external environment's humidity.

In the prior art, organic matters (such as VOCs) are subjected to oxidation reaction with oxygen in the air under the action of a catalyst to generate harmless substances such as carbon dioxide and water vapor, the reaction needs enough oxygen to promote combustion reaction, oxygen is generally required to be continuously injected into a gas chamber through air injection equipment such as an air blower or an air pump, the concentration of the oxygen in the gas chamber is ensured to be in a proper range, the air injection equipment can be inserted into the gas chamber through an air outlet connecting pipeline, the efficiency of the air injection mode is low, the air is difficult to be quickly and comprehensively filled into the gas chamber, other impurities in the external air can be carried into the gas chamber through the air injection equipment in the process of injecting the oxygen, and pollution is further caused to the gas chamber, so that the high-efficiency catalytic combustion device capable of quickly and comprehensively carrying out oxygen injection and reducing the impurities is designed.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a high-efficiency catalytic combustion device. According to the utility model, the rotatable air conveying cylinder is arranged in the combustion chamber, the air conveying cylinder can rotate under the drive of the transmission assembly, the injected oxygen can be rapidly and uniformly distributed in the combustion chamber through the swinging of the plurality of groups of exhaust hoods, so that the oxygen can be fully oxidized, the gas-solid separation can be performed through the cyclone separator before the oxygen is injected, the entry of dust is reduced, and the pollution to the combustion chamber is avoided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The high-efficiency catalytic combustion device comprises a combustion chamber and a cyclone separator, wherein a blower is fixedly arranged above the combustion chamber, an air outlet of the blower is connected with an air inlet of the cyclone separator through a pipeline, an air transmission cylinder is rotatably connected to the middle end of the interior of the combustion chamber and penetrates out of the combustion chamber, a plurality of groups of exhaust hoods are annularly distributed on the surface of the air transmission cylinder, a plurality of exhaust ports are formed in the surface of the exhaust hoods at equal intervals, a transmission assembly is arranged above the combustion chamber, the transmission assembly is connected with the air transmission cylinder to drive the air transmission cylinder to rotate, an air guide pipe is connected to the air outlet of the cyclone separator and inserted into the air transmission cylinder, a water tank is connected to the bottom of the cyclone separator, and the cyclone separator is communicated with the interior of the water tank.

The utility model further provides that the bearing I is embedded and fixed above the combustion chamber, and the gas transmission cylinder is fixed in the inner ring of the bearing I.

The utility model further provides a transmission assembly which comprises a mounting frame fixedly connected to the right side of the upper end of the combustion chamber, and a motor fixedly installed in the middle of the upper end of the mounting frame.

The utility model further provides a transmission assembly which comprises a first transmission cylinder connected to the upper end of the air transmission cylinder and communicated with the inside of the first transmission cylinder, a second transmission cylinder fixed to the output end of the motor, and a belt sleeved on the outer sides of the first transmission cylinder and the second transmission cylinder.

The utility model further provides that the upper end of the first transmission cylinder is embedded and fixed with a second bearing, and the air duct is fixed in an inner ring of the second bearing.

The utility model is further arranged that a water filling port is arranged above the water tank, and the side part of the water tank is connected with a drain pipe with a valve.

The utility model is further characterized in that an electric heating box is arranged at the bottom of the combustion chamber, the front end of the combustion chamber is connected with an oxygen sensor, a probe part of the oxygen sensor is inserted into the combustion chamber, a catalytic bed is arranged at the bottom end of the combustion chamber, and an air inlet and an air outlet are respectively arranged at the left side and the right side of the combustion chamber.

The beneficial effects of the utility model are as follows:

1. This high-efficient catalytic combustion device is provided with rotatable gas transmission tube in the combustion chamber inside, drives the gas transmission tube through drive assembly and rotates, and then makes the multiunit exhaust hood in the gas transmission tube outside rotate in step, and the oxygen of injection can be discharged to the combustion chamber through the exhaust hood in, can make the oxygen of injection fill in the combustion chamber fast comprehensively under the synchronous operation of rotation and gas injection, improves gas injection efficiency.

2. This high-efficient catalytic combustion device is at gas injection in-process, and air-blower exhaust gas can carry out gas-solid separation earlier through cyclone before leading into to the gas transmission section of thick bamboo, and the entering of reducible external impurity of this kind of design avoids causing the pollution to the combustion chamber, and the impurity that cyclone bottom subsides can get into in the water tank, is convenient for follow-up clearance through discharging turbid liquid concentrate.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a high-efficiency catalytic combustion device according to the present utility model;

FIG. 2 is a schematic diagram of the overall internal structure of a high-efficiency catalytic combustion device according to the present utility model;

FIG. 3 is a schematic view of a combustion chamber of a high-efficiency catalytic combustion device according to the present utility model;

FIG. 4 is a schematic view of a cyclone separator of a high-efficiency catalytic combustion device according to the present utility model;

fig. 5 is a schematic diagram of a gas transmission cylinder of the high-efficiency catalytic combustion device according to the present utility model.

In the figure, 1, a combustion chamber, 2, an electric heating box, 3, an air inlet, 4, a blower, 5, a cyclone separator, 6, an oxygen sensor, 7, a catalytic bed, 8, an air outlet, 9, a mounting frame, 10, a motor, 11, an air transmission cylinder, 12, a bearing I, 13, a water tank, 14, an air guide pipe, 15, a water injection port, 16, a drain pipe, 17, a transmission cylinder I, 18, a transmission cylinder II, 19, a bearing II, 20, a belt, 21, an exhaust hood, 22 and an exhaust port.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Referring to figures 1-5, the high-efficiency catalytic combustion device comprises a combustion chamber 1, wherein an air inlet 3 and an air outlet 8 are distributed on the left side and the right side of the combustion chamber 1, high-concentration organic waste gas enters the combustion chamber 1 through the air inlet 3 after dry filtration and active carbon adsorption according to the design of the prior art, the air outlet 8 is connected with a heat exchange system and preheats the imported waste gas, the energy consumption and the operation cost of the device are reduced, a catalytic bed 7 is arranged at the bottom end of the interior of the combustion chamber 1, the waste gas contacts with a catalyst in the combustion chamber 1 to generate oxidation reaction, harmless substances such as carbon dioxide, water vapor and the like are generated, and an electric heating box 2 at the bottom of the combustion chamber 1 provides heat to be transferred into the combustion chamber 1.

Specifically, as shown in fig. 1, a blower 4, a cyclone separator 5 and a transmission assembly are arranged above the combustion chamber 1, and a gas transmission cylinder 11 is rotatably connected to the middle end of the combustion chamber 1, and the gas transmission cylinder 11 penetrates out of the combustion chamber 1.

Further, as shown in fig. 5, the inside of the gas cylinder 11 is hollow, a plurality of sets of exhaust hoods 21 are integrally connected to the outside of the gas cylinder 11, the exhaust hoods 21 are all communicated with the inside of the gas cylinder 11, and exhaust ports 22 are provided at equal intervals on the surface of the exhaust hood 21.

The transmission assembly comprises a motor 10, as shown in fig. 1, a mounting frame 9 is welded above the combustion chamber 1, and the motor 10 is fixedly arranged in the middle of the upper end of the mounting frame 9.

The transmission assembly comprises a first transmission cylinder 17 and a second transmission cylinder 18, wherein the first transmission cylinder 17 is fixed at the upper end of the air delivery cylinder 11 and is communicated with the inner part of the air delivery cylinder, and the second transmission cylinder 18 is positioned at the inner side of the mounting frame 9 and is fixed with the output end of the motor 10.

And, transmission section of thick bamboo 17 and transmission section of thick bamboo two 18 pass through belt 20 transmission, and transmission section of thick bamboo 17 and transmission section of thick bamboo two 18 are the narrow two wide designs in centre, and the both ends of belt 20 cup joint in the narrower region in centre to this carries out spacing to belt 20 and avoids the pine.

In this embodiment, the second transmission cylinder 18 is driven to rotate under the operation of the motor 10, and the second transmission cylinder 18 drives the first transmission cylinder 17 to rotate through the belt 20, so as to drive the air delivery cylinder 11 to synchronously rotate.

Specifically, as shown in fig. 3, the bearing one 12 is embedded and fixed at the upper end of the combustion chamber 1, and the air delivery cylinder 11 is fixed in the inner ring of the bearing one 12, so that the rotation friction of the bearing one 12 and the air delivery cylinder is reduced.

Specifically, as shown in fig. 1-2, the blower 4 is fixedly installed at the rear side of the upper end of the combustion chamber 1, the bottom of the cyclone 5 is connected with the water tank 13, and the water tank 13 is fixed at the front side of the upper end of the combustion chamber 1.

Further, the air outlet of the blower 4 is connected with the air inlet of the cyclone separator 5 through a pipeline, and the air outlet of the cyclone separator 5 is connected with the air duct 14.

Specifically, as shown in fig. 4-5, the bearing two 19 is embedded and fixed at the upper end of the first transmission cylinder 17, the air duct 14 is fixed in the inner ring of the bearing two 19 and inserted into the air transmission cylinder 11, and the bearing two 19 can reduce the rotation friction between the air duct 14 and the first transmission cylinder 17.

In this embodiment, air is injected through the blower 4, the air discharged from the blower 4 passes through the cyclone 5, and is centrifugally separated in the cyclone 5, so that impurities with larger density are settled downwards, clean air is discharged upwards to the air duct 14, the impurities are prevented from being synchronously introduced into the combustion chamber 1, the injected air is discharged through the air delivery cylinder 11 and the exhaust hood 21 until being discharged through the exhaust port 22, and the synchronous rotation and gas injection are performed under the drive of the transmission assembly, so that oxygen can be quickly filled into the combustion chamber 1.

Specifically, as shown in fig. 4, the impurities separated by the cyclone separator 5 enter the water tank 13, and are intensively discharged through the drain pipe 16 at one side of the water tank 13 after being mixed with water, so that the subsequent treatment of personnel is facilitated.

Meanwhile, the water tank 13 is made of transparent materials, a water injection port 15 is arranged above the water tank 13, and a water source can be replaced according to the turbidity of the internal water source.

It should be noted that, this device is provided with oxygen sensor 6 in the front end of combustion chamber 1, and oxygen sensor 6's probe stretches into in the combustion chamber 1, carries out real-time supervision to inside oxygen concentration, and oxygen sensor 6 and external control system signal connection regulate and control this device in real time through control system, guarantee that the inside oxygen concentration of combustion chamber 1 is in suitable scope.

When the utility model is used, the rotatable air conveying cylinder 11 is arranged in the combustion chamber 1, the air conveying cylinder 11 is driven to rotate through the transmission component, so that a plurality of groups of exhaust hoods 21 outside the air conveying cylinder 11 synchronously rotate, injected oxygen can be discharged into the combustion chamber 1 through the exhaust hoods 21, the injected oxygen can be quickly and fully filled into the combustion chamber 1 under synchronous operation of rotation and gas injection, the gas injection efficiency is improved, in the gas injection process, gas discharged by the blower 4 is firstly subjected to gas-solid separation through the cyclone separator 5 and then is introduced into the air conveying cylinder 11, the entry of external impurities can be reduced, the pollution to the combustion chamber 1 is avoided, the impurities settled at the bottom of the cyclone separator 5 can enter the water tank 13, and the subsequent cleaning is facilitated by collecting and discharging turbid liquid.

The foregoing 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 scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. A high-efficiency catalytic combustion device, comprising: a combustion chamber (1) and a cyclone separator (5), characterized in that: a blower (4) is fixedly installed above the combustion chamber (1), the air outlet of the blower (4) is connected to the air inlet of the cyclone separator (5) through a pipeline, a gas delivery cylinder (11) is rotatably connected to the middle of the interior of the combustion chamber (1) and the gas delivery cylinder (11) extends out of the combustion chamber (1), a plurality of exhaust hoods (21) are distributed in a ring on the surface of the gas delivery cylinder (11), a plurality of exhaust ports (22) are equally spaced on the surface of the exhaust hoods (21), a transmission assembly is provided above the combustion chamber (1), the transmission assembly is connected to the gas delivery cylinder (11) to drive the gas delivery cylinder (11) to rotate, and a gas guide pipe (14) is connected to the air outlet of the cyclone separator (5), the gas guide pipe (14) is inserted into the interior of the gas delivery cylinder (11); The bottom of the cyclone separator (5) is connected to a water tank (13), and the cyclone separator (5) is in communication with the inside of the water tank (13). 2. The high-efficiency catalytic combustion device according to claim 1, characterized in that a bearing (12) is embedded and fixed above the combustion chamber (1), and the gas delivery cylinder (11) is fixed in the inner ring of the bearing (12). 3. The high-efficiency catalytic combustion device according to claim 1, characterized in that the transmission assembly comprises: Mounting bracket (9) is fixedly connected to the upper right side of the combustion chamber (1); The motor (10) is fixedly installed at the upper middle part of the mounting bracket (9). 4. The high-efficiency catalytic combustion device according to claim 3, characterized in that the transmission assembly comprises: Transmission cylinder 1 (17) is connected to the upper end of the gas delivery cylinder (11) and the two are internally connected; Transmission cylinder two (18) is fixed at the output end of the motor (10); A belt (20) is fitted onto the outside of the first transmission cylinder (17) and the second transmission cylinder (18). 5. The high-efficiency catalytic combustion device according to claim 4, characterized in that a bearing second (19) is embedded and fixed at the upper end of the transmission cylinder one (17), and the gas guide pipe (14) is fixed in the inner ring of the bearing second (19). 6. The high-efficiency catalytic combustion device according to claim 1, characterized in that a water inlet (15) is provided above the water tank (13), and a drain pipe (16) with a valve is connected to the side of the water tank (13). 7. The high-efficiency catalytic combustion device according to claim 1, characterized in that an electric heating box (2) is installed at the bottom of the combustion chamber (1), an oxygen sensor (6) is connected to the front end of the combustion chamber (1), the probe part of the oxygen sensor (6) is inserted into the combustion chamber (1), a catalytic bed (7) is provided at the bottom of the interior of the combustion chamber (1), and an air inlet (3) and an air outlet (8) are respectively provided on the left and right sides of the combustion chamber (1).