CN210613203U

CN210613203U - Spraying device

Info

Publication number: CN210613203U
Application number: CN201921327630.4U
Authority: CN
Inventors: 陈浩; 邹愚; 陈广源
Original assignee: Jiangmen Zuodun Environmental Protection Technology Co ltd
Current assignee: Jiangmen Zuodun Environmental Protection Technology Co ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-05-26
Anticipated expiration: 2029-08-14

Abstract

The utility model relates to a waste gas treatment technical field discloses a spray set, including the spray column, the collection liquid case, the circulating pump, draught fan and back flush mechanism, the spray column is equipped with the intake pipe that has the coarse effect filter screen, the draught fan is connected with the blast pipe of spray column, the spray column is equipped with defogging layer and packing layer, the mechanism that sprays sets up the packing layer top, the collection liquid case passes through the circulating pump and is connected with the mechanism that sprays, be equipped with particle filter mechanism between collection liquid case and the circulating pump, back flush mechanism's driving motor drive has communicating pipe rotation of first flushing pipe and second flushing pipe, communicating pipe is through rotating takeover and raceway intercommunication, the raceway passes through the back flush pump and is connected with the flushing water tank. The utility model discloses can reverse cleaning packing layer and defogging layer, can collect the solid particle that sprays in the liquid through particulate filter mechanism moreover, guarantee spray set long-term normal operating.

Description

Spraying device

Technical Field

The utility model relates to a waste gas treatment technical field, more specifically say, relate to a spray set.

Background

Produce waste gas in industrial production, not only have harmful gas still along with there is solid particle, if direct emission can the polluted environment and influence human health, the conventionality is through handling waste gas by the spray column, but the spray column is used for a long time, and solid particle in the waste gas leads to the packing layer to block up easily, needs to change the filler, so not only influences the exhaust-gas treatment effect, and the running cost is high moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a spray set is provided, can reverse cleaning packing layer and defogging layer, can collect the solid particle who sprays in the liquid through particulate filter mechanism moreover, guarantee the long-term normal operating of spray set.

The utility model provides a spray tower, it includes spray tower, collection liquid box, circulating pump, draught fan and back flush mechanism, spray tower's bottom is equipped with the intake pipe, be equipped with the coarse-grained filter screen in the intake pipe, spray tower's top is equipped with the blast pipe, the air inlet of draught fan with the blast pipe is connected, the gas outlet of draught fan is connected with the gas vent, spray tower's top is equipped with except that the fog layer, be equipped with two-layer packing layer, each at least in the spray tower the top of packing layer is equipped with spray mechanism, collection liquid box with spray tower's flowing back end is connected, collection liquid box passes through the circulating pump with spray mechanism connects, collection liquid box with be connected with particle filtering mechanism between the circulating pump, particle filtering mechanism includes the casing, the casing has set gradually ceramic layer, circulating pump, and back flush mechanism, An activated carbon layer and a filtering sponge layer;

the back washing mechanism comprises a driving motor, a communicating pipe, a rotary connecting pipe, a first washing pipe, a second washing pipe, a water conveying pipe, a back washing pump and a washing water tank, the water pipe is connected with the flushing water tank through the back flushing pump, the communicating pipe penetrates through each packing layer, the communicating pipe is communicated with the water delivery pipe through the rotating connecting pipe, the power output end of the driving motor is rotationally connected with the rotating connecting pipe, the top of the communicating pipe is fixedly connected, the upper part of the communicating pipe is provided with a communicating port communicated with the water delivery pipe and is rotationally connected with the rotary connecting pipe, a plurality of washing nozzles which are arranged for washing upwards are arranged on the first washing pipe and the second washing pipe, the first flushing pipe is arranged below the defogging layer and communicated with the communicating pipe, and the second flushing pipe is arranged below the packing layer and communicated with the communicating pipe.

As the preferred proposal of the utility model, the dust filtering mechanism is positioned outside the spray tower.

As the preferred proposal of the utility model, the liquid collecting box is internally provided with a heat exchange coil.

As the preferred proposal of the utility model, the heat exchange coil is formed by coiling the heat exchange tube in the shape of a ripple.

As an optimal scheme of the utility model, be equipped with vibrating motor on the defogging layer, vibrating motor's output with the defogging layer is connected, the outer wall on defogging layer with be equipped with the elastic connection pole between the inner wall of spray tower.

As an optimal scheme of the utility model, defogging layer is including setting gradually first mesh board, multiaspect hollow sphere layer and second mesh board.

As an optimized scheme of the utility model, still include the buffer tank, the buffer tank is equipped with first air inlet and second air inlet, the intake pipe of spray tower with the gas outlet of buffer tank is connected.

As an optimized scheme of the utility model, the bottom of spray column is equipped with the whirl board, the position of whirl board is higher than the position of intake pipe.

As the preferred scheme of the utility model, the tower wall of spray column all is equipped with a plurality of transparent observation windows.

As the preferred proposal of the utility model, the tower wall of the spray tower is provided with a maintenance door.

Implement the utility model discloses a spray column compares with prior art, has following beneficial effect:

the utility model discloses a back flush mechanism can regularly carry out the back flush to defogging layer and each packing layer, and rotate through driving motor drive communicating pipe to drive first flushing pipe and second flushing pipe and rotate, guarantee that the washing terminals on first flushing pipe and the second flushing pipe washes defogging layer and packing layer without dead angle, make the solid particle that removes in defogging layer and the packing layer wash and drop, guarantee that the spray tower can continuously handle waste gas effectively, and can practice thrift the cost through single driving motor drive, reduce occupation space; and can intercept the great solid particle of particle diameter through the coarse filter screen in the intake pipe to be equipped with particle filtering mechanism between collection liquid case and circulating pump, can hold back the solid particle in the liquid that sprays in particle filtering mechanism, avoid solid particle to block up each part, can improve the treatment effect of spray column moreover.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a schematic structural view of a spraying device provided by the present invention;

wherein, 1 is a spray tower; 2 is a liquid collecting tank; 3 is a circulating pump; 4 is a draught fan; 5 is a back washing mechanism; 6 is a particle filtering mechanism; 7 is a buffer tank; 11 is an air inlet pipe; 12 is an exhaust pipe; 13 is a defogging layer; 14 is a filler layer; 15 is a rotational flow plate; 16 is an elastic connecting rod; 17 is an observation window; 51 is a driving motor; 52 is a communicating pipe; 53 is a rotary connecting pipe; 54 is a first flushing pipe; 55 is a second flushing pipe; 56 is a water conveying pipe; 57 is a back washing pump; 58 is a flushing water tank; 61 is a shell; 62 is a ceramic layer; 63 is an activated carbon layer; 64 is a filtering sponge layer; 71 is a first air inlet; and 72 is a second air inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in figure 1, the preferred embodiment of the utility model comprises a spray tower 1, a liquid collection tank 2, a circulating pump 3, an induced draft fan 4 and a back washing mechanism 5, wherein an air inlet pipe 11 is arranged at the bottom of the spray tower 1, a coarse filter screen is arranged on the air inlet pipe 11, an exhaust pipe 12 is arranged at the top of the spray tower 1, an air inlet of the induced draft fan 4 is connected with the exhaust pipe 12, an air outlet of the induced draft fan 4 is connected with an exhaust port, a defogging layer 13 is arranged at the top of the spray tower 1, at least two packing layers 14 are arranged in the spray tower 1, a spraying mechanism is arranged above each packing layer 14, the liquid collection tank 2 is connected with a liquid discharge end of the spray tower 1, the liquid collection tank 2 is connected with the spraying mechanism through the circulating pump 3, a particle filtering mechanism 6 is connected between the liquid collection tank 2 and the circulating pump 3, and, the shell 61 is sequentially provided with a ceramic layer 62, an activated carbon layer 63 and a filtering sponge layer 64 from a liquid inlet to a liquid outlet; preferably, the liquid inlet of the particle filtering mechanism is located above the shell 61, the liquid outlet of the particle filtering mechanism is located below the shell 61, the liquid inlet of the particle filtering mechanism is detachably connected with the liquid collecting box 2, the liquid outlet of the particle filtering mechanism is detachably connected with the circulating pump 3, and a switch valve is arranged between the liquid outlet of the particle filtering mechanism and the circulating pump 3.

The backwashing mechanism 5 comprises a driving motor 51, a communicating pipe 52, a rotating connecting pipe 53, a first flushing pipe 54, a second flushing pipe 55, a water conveying pipe 56, a backwashing pump 57 and a flushing water tank 58, wherein the water conveying pipe 56 is connected with the flushing water tank 58 through the backwashing pump 57, the communicating pipe 52 penetrates through each packing layer 14, the communicating pipe 52 is communicated with the water conveying pipe 56 through the rotating connecting pipe 53, the power output end of the driving motor 51 is rotatably connected with the rotating connecting pipe 53 and the top of the communicating pipe 52 is fixedly connected, the upper part of the communicating pipe 52 is provided with a communicating port communicated with the water conveying pipe 56 and rotatably connected with the rotating connecting pipe 53, a plurality of flushing nozzles which are arranged for flushing upwards are arranged on the first flushing pipe 54 and the second flushing pipe 55, the first flushing pipe 54 is arranged below the defogging layer 13 and is communicated with the communicating pipe 52, the second flushing pipe 55 is arranged below the packing layer 14 and communicated with the communicating pipe 52; wherein, a switch valve is arranged between the back washing pump 57 and the washing water tank 58.

Therefore, the utility model discloses a back flush mechanism 5 can regularly carry out the back flush to defogging layer 13 and each packing layer 14, and drive communicating pipe 52 through driving motor 51 and rotate, thereby drive first flushing pipe 54 and second flushing pipe 55 and rotate, guarantee that the washing terminals on first flushing pipe 54 and second flushing pipe 55 washes defogging layer 13 and packing layer 14 without the dead angle, make the solid particle washing in defogging layer 13 and packing layer 14 drop, guarantee that spray tower 1 can continuously handle waste gas effectively, and can practice thrift the cost through the drive of single driving motor 51, reduce occupation space; and can intercept the great solid particle of particle diameter through the coarse filter screen in the intake pipe 11 to be equipped with particle filter mechanism 6 between header tank 2 and circulating pump 3, can hold back the solid particle in the liquid that sprays in particle filter mechanism 6, avoid solid particle to block up each part, can improve the treatment effect of spray column 1 moreover.

Exemplarily, the dust filtering mechanism is located outside the spray tower 1, and after the dust filtering mechanism is used for a period of time, more solid particles are trapped by the dust filtering mechanism, so that the dust filtering mechanism can be conveniently cleaned or replaced.

Illustratively, a heat exchange coil (not indicated in the figure) is arranged in the liquid collecting tank 2, and the heat exchange coil is connected with an external waste heat recovery mechanism (not indicated in the figure), so that not only is the spray liquid cooled, but also waste heat recovery is carried out; the heat exchange coil is formed by coiling a corrugated heat exchange tube, and the contact area between the heat exchange tube and spray liquid can be increased.

For example, a vibration motor (not shown) is arranged on the defogging layer 13, an output end of the vibration motor is connected with the defogging layer 13, and an elastic connecting rod 16 is arranged between an outer wall of the defogging layer 13 and an inner wall of the spray tower 1, so that solid impurities and retained liquid drops hidden in the defogging layer 13 can be vibrated down, and a defogging effect of the defogging layer 13 is ensured; wherein, defogging layer 13 is including setting up first mesh board, polyhedral hollow sphere layer and second mesh board in proper order, can reduce exhaust gas's water content through defogging layer 13.

Illustratively, the buffer tank 7 is provided with a first air inlet 71 and a second air inlet 72, the air inlet pipe 11 of the spray tower 1 is connected with the air outlet of the buffer tank 7, and two different waste gases or gases can be filled into the buffer tank 7 according to a certain proportion for pretreatment.

Illustratively, a rotational flow plate 15 is arranged at the bottom of the spray tower 1, the rotational flow plate 15 is higher than the air inlet pipe 11, the rotational flow plate 15 can extend the flow path of the exhaust gas and increase the contact area between the exhaust gas and the spray liquid, preferably, the rotational flow plate 15 comprises an outer frame, blades and an inner frame, the blades are connected between the inner wall of the outer frame and the outer wall of the inner frame, the inner frame is located above the outer frame, and the blades are obliquely arranged from bottom to top and can enable the spray liquid attached to the blades to flow to the outer frame and flow to the inner wall of the spray tower 1; in order to avoid that the tail gas directly passes through the inner frame, the inner frame is provided with an inner plate.

Illustratively, the tower walls of the spray tower 1 are provided with a plurality of transparent observation windows 17, and the internal conditions of the spray tower 1 can be observed at any time through the observation windows 17; be equipped with the maintenance door on spray column 1's the tower wall, when spray column 1 overhauld, directly open the access door and can overhaul, make things convenient for maintenance personal to operate.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. The utility model provides a spraying device, a serial communication port, including spray column, collection liquid box, circulating pump, draught fan and back flush mechanism, the bottom of spray column is equipped with the intake pipe, be equipped with the coarse-grained filter screen in the intake pipe, the top of spray column is equipped with the blast pipe, the air inlet of draught fan with the blast pipe is connected, the gas outlet of draught fan is connected with the gas vent, the top of spray column is equipped with except that the fog layer, be equipped with two-layer packing layer in the spray column at least, each the top of packing layer is equipped with sprays the mechanism, collection liquid box with the flowing back end of spray column is connected, collection liquid box passes through the circulating pump with it connects to spray the mechanism, collection liquid box with be connected with particle filtering mechanism between the circulating pump, particle filtering mechanism includes the casing, the casing has set gradually, An activated carbon layer and a filtering sponge layer;

2. The spray device of claim 1, wherein the dust filter mechanism is located outside the spray tower.

3. The spray device of claim 1, wherein a heat exchange coil is disposed within the header tank.

4. The sprinkler device according to claim 3, wherein the heat exchange coil is coiled with corrugated shaped heat exchange tubes.

5. The spraying device of claim 1, wherein a vibration motor is arranged on the defogging layer, an output end of the vibration motor is connected with the defogging layer, and an elastic connecting rod is arranged between an outer wall of the defogging layer and an inner wall of the spray tower.

6. The spray assembly of claim 5 wherein said mist eliminators comprise a first mesh panel, a layer of polyhedral hollow spheres and a second mesh panel arranged in series.

7. The spraying device of claim 1, further comprising a buffer tank, wherein the buffer tank is provided with a first air inlet and a second air inlet, and the air inlet pipe of the spraying tower is connected with the air outlet of the buffer tank.

8. The spraying device of claim 1, wherein a swirl plate is arranged at the bottom of the spraying tower, and the position of the swirl plate is higher than that of the air inlet pipe.

9. The spray device of claim 1, wherein the tower walls of the spray tower are provided with a plurality of transparent viewing windows.

10. The spray assembly of claim 1 wherein the tower wall of the spray tower is provided with a service door.