CN220705791U - Water logging formula mine car tail gas filter - Google Patents

Abstract

The utility model discloses a water immersion type mine car tail gas filter, which relates to the technical field of water immersion type mine car tail gas filters, and particularly comprises a main box body and a box cover, wherein a middle layer tray is fixed in the main box body, a box body space at the bottom of the middle layer tray is an upper layer water chamber, two partition plates B are fixed between two mesh plates and at the inner side of the middle layer tray, an A water return pipe extending to the bottom of the main box body is installed at the bottom of the primary water return chamber, a plurality of water vapor filter cylinders are installed between the two partition plates side by side, a layer of sealing plate is fixed at the top of the middle layer tray, and a plurality of material filling chambers are formed in a gap between the sealing plate and the box cover through partition frames installed side by side. The integral structure design of the utility model can greatly reduce the loss speed of water storage in the filter and reduce the frequency of adding water into the water immersed filter in the use process of the mining vehicle.

Description

Water logging formula mine car tail gas filter

Technical Field

The utility model belongs to the technical field of water immersion type tail gas filters, and particularly relates to a water immersion type mine car tail gas filter.

Background

The water immersion type tail gas filter is a necessary configuration of a mining vehicle, the structure of water immersion type filtering equipment carried by the mining vehicle at present is extremely simple, an air inlet, an air outlet and a water adding port are mainly formed in a box body by an integral water tank, tail gas is communicated with the air inlet through a pipeline and is directly discharged from the air outlet after being filtered by water in the water tank, and the tail gas passing through the filter can rapidly blow out water in the water tank in the process, so that frequent water adding to the water tank is needed.

Therefore, it is considered necessary to improve the structure of the existing water immersion filter and design a filter capable of slowing down the water loss.

Disclosure of Invention

The utility model aims to provide a water immersion type mine car tail gas filter which is used for solving the problems in the prior art.

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

the utility model provides a water logging formula mine car tail gas filter, includes main tank body and case lid, wherein, adopt the bolt to carry out the assembly connection between case lid and the main tank body, make things convenient for the dismouting of later stage equipment to be convenient for maintain equipment, be fixed with the middle level tray in the main tank body, the box space of middle level tray bottom is the upper water chamber, and upper water intracavity is irritated and is equipped with water or filtrate that is used for filtering mine car tail gas, the inboard both ends of middle level tray separate out first return chamber and transition room respectively through the mesh board; the bottom of the primary water return chamber is provided with an A water return pipe extending to the bottom of the main box body, the bottom of the transition chamber is a grid, the upper water chamber is communicated with the transition chamber through the design of a grid structure, two B partition boards are fixed between the two mesh boards on the inner side of the middle layer tray, a buffer chamber is formed between the two B partition boards and the two mesh boards, the buffer chamber is mainly used for buffering before the tail gas enters the water vapor filter cartridge, so that the speed and the flow rate of the tail gas entering the inside of each filter cartridge are kept similar, and water in the upper water chamber is introduced into the filter cartridge due to shaking generated when a mine car drives can be reduced to the greatest extent through the design of the two side plate bodies of the buffer chamber, and water passing holes are formed in the bottoms of the mesh plates of the buffer chamber.

Further, in order to slow down the loss rate of upper water chamber inside filtrate, install a plurality of steam cartridge filters side by side between two B baffles, steam cartridge filter internally mounted has the filter core, forms the preliminary filtration of steam for block most along with tail gas flow splash and the great drop of grain size relatively.

In order to ensure that the exhaust gas discharge path can be kept smooth in the exhaust gas discharge process, honeycomb holes are formed in the partition plate B corresponding to the end region of the water vapor filter cylinder.

In order to maximize the water loss blocking, a layer of sealing plate is fixed at the top of the middle layer tray, a plurality of material filling chambers are formed in gaps between the sealing plate and the box cover through partition frames arranged side by side, and the material filling chambers are mainly used for filling any one of stainless steel wire groups, active carbon filter screens, porous foam metal iron-nickel and ceramic fiber networks.

Further, in order to enable the tail gas discharged by the vehicle to enter the filter to be discharged, an S-shaped flow path can be formed in the filter, multiple filtering effects are achieved along the path, one adapter is respectively arranged on the side surfaces of the box cover and the primary water return chamber, the two adapters are communicated through a tail gas transfer pipe, an exhaust port is arranged at one end, far away from the adapter, of the box cover, and a B water return pipe extending to the bottom of the main box body is arranged at one end of the sealing plate.

Further, a water replenishing connector and a tail gas inlet connector are respectively arranged on one side of the upper water chamber in the main box body, so that filtrate in the filter can be prevented from flowing into the exhaust pipe, tail gas can be prevented from entering the external water tank along the pipeline from the water replenishing connector, and one-way valves are arranged in the water replenishing connector and the tail gas inlet connector.

Furthermore, in order to realize the effective blocking and filtering of splash water drops and reduce the loss speed of filtrate in the tank while not affecting the normal emission of tail gas, the filter element is designed as a spiral blade with holes, and the position of the holes on the filter element adopts a dislocation design in the axis direction.

Furthermore, in order to enable the blocked filtrate to be returned to the upper water chamber for secondary utilization, tail gas is prevented from directly crossing the water vapor filter cartridge through the A water return pipe and the B water return pipe to enter the material filling chamber, the lower water chamber is isolated from the bottom of the upper water chamber through the A partition plate in the main box body, holes for communicating the upper water chamber with the lower water chamber are formed in the A partition plate, and the bottoms of the A water return pipe and the B water return pipe are communicated with the lower water chamber after passing through the A partition plate.

Further, in order to improve engine exhaust filter effect the bottom tiling of upper water chamber has the aeration pipe, the aeration pipe communicates with the one end that tail gas admitted to the head, the other end that tail gas admitted to the head communicates with mine car engine exhaust end through the intake pipe, through the hole on the aeration pipe, evenly disperses the whole upper water chamber bottom region with tail gas, on the one hand can break up the bubble size of tail gas in the filtrate, improves the tail gas filter effect, on the other hand then can make all regional positions of upper water chamber play corresponding filter effect for the inside filtrate of whole main tank obtains make full use of.

Further, in order to facilitate the use of the filter, the water replenishing connector can be communicated with an external vehicle-mounted water tank through a water replenishing pipe.

Further, separate the frame and adopt two otter boards of intercrossing design to constitute, form the support body of X shape, separate the top of frame and bottom and contradict with case lid and shrouding respectively, when the case lid is installed to main tank body top and is implemented the seal box and handle, can be through separate the frame and carry out the location to the shrouding, make the shrouding can remain good sealed effect throughout with between the middle level tray top, whole division board adopts the otter board design of fretwork moreover, can make the intercommunication between the adjacent material filling room, avoid obstructing the emission of tail gas.

Furthermore, in order to ensure that the filtered liquid can be smoothly recovered after being blocked and filtered by the tail gas filtering material additionally arranged in the material filling chamber, a notch is formed in the bottom of the separation frame, and the sealing plate is designed to be a concave surface inclined by taking the water inlet end at the top of the water return pipe B as the center.

Further, in order to make the tail gas more smoothly discharged at the end, the exhaust port and the material filling chamber are separated by a tail end screen plate.

The beneficial effects are that:

the integral structural design of the utility model is based on the principle of the traditional water immersion type tail gas filter, compared with the traditional water immersion type tail gas filter, in the scheme, after tail gas is filtered by water, the tail gas sequentially passes through two water filtering areas in an S-shaped path, so that most of water drops which are splashed along with the tail gas can be effectively filtered, and after the water drops intercepted by the water filtering areas are gathered, the water drops can also flow back into the water tank through a pipeline for secondary recycling, thereby greatly reducing the water storage loss speed in the filter, reducing the water adding frequency in the water immersion type filter in the using process of an ore-mining vehicle, and reducing the workload of workers.

In addition, the utility model realizes secondary filtration treatment of the tail gas by designing and improving the internal structure of the device, and besides meeting the traditional water filtration function, the device also designs a corresponding material filling chamber for filling corresponding tail gas filtering materials, thereby having better expansibility in function compared with the traditional immersed tail gas treatment device.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B;

FIG. 4 is a schematic diagram of a filter element according to the present utility model;

fig. 5 is a schematic structural view of the present utility model.

Detailed Description

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present utility model, but is not intended to limit the present utility model.

Examples:

in order to solve the problems that the existing water immersion type filter for tail gas emission treatment of the traditional mining vehicle is high in tail gas emission speed due to direct discharge of filtrate, filtrate cost in the box body is reduced, the filtrate loss speed in the filter is too high along with the tail gas discharge, and frequent replenishment is needed, the water immersion type filter is designed to greatly reduce the loss speed of filtrate in the filter, and reduce the frequency of liquid replenishment in the water immersion type filter in the use process of the mining vehicle, and the specific scheme is as follows:

as shown in fig. 1-5, this embodiment provides a water logging mine car tail gas filter, including main tank body 1 and case lid 2, wherein, adopt the bolt to carry out the assembly connection between case lid 2 and the main tank body 1, make things convenient for the dismouting of later stage equipment to maintain equipment, main tank body 1 internal fixation has middle layer tray 6, and the box space of middle layer tray 6 bottom is upper water chamber 4, and upper water chamber 4 intussuseption is equipped with water or filtrate that is used for filtering mine car tail gas.

The two ends of the inner side of the middle layer tray 6 are respectively isolated into a primary water return chamber 10 and a transition chamber 12 through a mesh plate 7; the bottom of the primary water return chamber 10 is provided with an A water return pipe 15 extending to the bottom of the main box body 1, the bottom of the transition chamber 12 is a grid 14, the upper water chamber 4 is communicated with the transition chamber through the structural design of the grid 14, two B partition plates 8 are fixed between the inner sides of the middle layer tray 6 and the two mesh plates 7, a buffer chamber 9 is formed between the two B partition plates 8 and the two mesh plates 7, the buffer chamber 9 mainly has a buffer stage before the tail gas enters the water vapor filter cylinder 13 described below, the speed and the flow rate of the tail gas entering the inside of each filter cylinder are kept similar, and secondly, the water in the upper water chamber 4 is prevented from entering the filter cylinder due to the shaking generated during running of a mine car to the greatest extent by the design of the two side plates of the buffer chamber 9, and water passing holes 11 are formed in the bottom of the mesh plates 7 forming the buffer chamber 9.

As shown in fig. 1 and 4, in order to slow down the loss rate of the filtrate in the upper water chamber 4, a plurality of water vapor filter cartridges 13 are installed side by side between two B partition boards 8, and filter cartridges 131 are installed in the water vapor filter cartridges 13 to form preliminary filtration of water vapor during exhaust emission, so as to block most of water droplets which splash along with the flow of the exhaust and have relatively large particle sizes.

As shown in fig. 4, in order to realize effective blocking and filtering of splashed water droplets while not affecting normal emission of tail gas, the loss rate of filtrate in the tank is reduced, the filter element 131 is designed as a spiral blade with holes, and the position of the holes on the filter element 131 is designed in a staggered manner in the axial direction.

In order to ensure that the exhaust path can be kept smooth in the exhaust process, honeycomb holes are formed in the B partition plates 8 corresponding to the end regions of the water vapor filter cartridges 13.

As shown in fig. 1 and 4, in order to enable the exhaust gas discharged from the vehicle to enter the filter until being discharged, an S-shaped flow path can be formed inside the filter, multiple filtering effects can be realized along the path, two adapters 20 are respectively arranged on the side surfaces of the box cover 2 and the primary water return chamber 10, the two adapters 20 are communicated through an exhaust gas adapter 21, an exhaust port 28 is arranged at one end of the box cover 2 far away from the adapter 20, and a B water return pipe 29 extending to the bottom of the main box body 1 is arranged at one end of the sealing plate 24.

When the tail gas enters the transition chamber 12 through the grid 14 structure after being treated by the filtrate in the upper water chamber 4, a first tail gas buffer is formed, wherein an included angle of 90 degrees is formed between the grid 14 and the mesh plate 7, and when the filtrate in the upper water chamber 4 is agitated due to shaking generated in the running process of a mine car, the agitated filtrate can be buffered and dispersed to a certain extent, and then combined with the mesh plate 7, and the buffer chamber 9 formed between the back surface of the mesh plate 7 and the B partition plate 8, so that the filtrate can be prevented from entering the water vapor filter cartridge 13 to the greatest extent, and even if part of the filtrate enters, the filtrate can also respectively flow to the transition chamber 12 or the primary water return chamber 10 through the water passing holes 11 at the bottoms of the honeycomb mesh and the mesh plate 7 when the vehicle runs stably (shaking is reduced), so that the filtrate enters the main box 1 again through the grid 14 structure or the A water return pipe 15 for recycling.

In order to maximize the water loss blocking, a layer of sealing plate 24 is fixed on the top of the middle layer tray 6, and a plurality of material filling chambers 25 are formed in the gaps between the sealing plate 24 and the box cover 2 through partition frames 26 arranged side by side, wherein the material filling chambers 25 are mainly used for filling any one of stainless steel wire clusters, active carbon filter screens, porous foam metal iron nickel and ceramic fiber nets, and the following is further required to be explained: the filling tail gas filtering material can be selected according to requirements or used in combination.

As shown in fig. 1 and 5, a water replenishing connector 17 and a tail gas inlet connector 16 are respectively installed at one side of the upper water chamber 4 in the main tank body 1, and in order to prevent filtrate in the filter from flowing into the exhaust pipe and prevent tail gas from flowing into the external water tank along the pipeline from the water replenishing connector 17, check valves 22 are installed in the water replenishing connector 17 and the tail gas inlet connector 16.

In order to enable the blocked filtrate to be returned to the upper water chamber 4 for secondary use, the tail gas is prevented from directly crossing the water vapor filter cylinder 13 to enter the material filling chamber 25 through the water vapor return pipe 15 and the water vapor return pipe 29, the lower water chamber 5 is isolated at the bottom of the upper water chamber 4 through the partition plate 3 in the main box body 1, holes for communicating the upper water chamber 4 with the lower water chamber 5 are formed in the partition plate 3, and the bottom ends of the water vapor return pipe 15 and the water vapor return pipe 29 are communicated with the lower water chamber 5 after penetrating through the partition plate 3.

As shown in fig. 1 and 3, in order to improve the filtering effect of the tail gas of the engine, an aeration pipe 23 is paved at the bottom of the upper water chamber 4, the aeration pipe 23 is communicated with one end of a tail gas inlet joint 16, the other end of the tail gas inlet joint 16 is communicated with the exhaust end of the mine car engine through an air inlet pipe 18, and the tail gas is uniformly dispersed to the bottom area of the whole upper water chamber 4 through pores on the aeration pipe 23, so that the size of bubbles of the tail gas in the filtrate can be dispersed on one hand, the filtering effect of the tail gas is improved, and on the other hand, the position of all areas of the upper water chamber 4 can play a corresponding role in filtering, so that the filtrate inside the whole main box 1 is fully utilized.

To facilitate the use of the filter, the water replenishing connector 17 can be communicated with an external vehicle-mounted water tank through a water replenishing pipe 19.

As shown in fig. 1, the separation frame 26 is formed by two mesh plates which are mutually crossed to form an X-shaped frame body, the top and the bottom of the separation frame 26 are respectively abutted against the box cover 2 and the sealing plate 24, when the box cover 2 is mounted on the top of the main box body 1 and box sealing treatment is carried out, the sealing plate 24 can be positioned through the separation frame 26, so that the sealing plate 24 can always keep good sealing effect with the top of the middle-layer tray 6, and the whole separation plate adopts a hollowed mesh plate design, so that adjacent material filling chambers 25 are communicated, and exhaust emission is prevented.

In order to ensure that the filtered liquid can be recovered smoothly by blocking and filtering the tail gas filtering material added in the material filling chamber 25, a notch is formed in the bottom of the separation frame 26, and the sealing plate 24 is designed to be a concave surface inclined by taking the water inlet end at the top of the B return pipe 29 as the center.

As shown in fig. 1, in order to make the exhaust gas more smoothly discharged at the end, a space between the exhaust port 28 and the material filling chamber 25 is partitioned by a tail end screen 27 provided.

Finally, it should be noted that: the foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (9)

1. The water immersion type mine car tail gas filter comprises a main box body (1) and a box cover (2), and is characterized in that a middle layer tray (6) is fixed in the main box body (1), a box body space at the bottom of the middle layer tray (6) is an upper layer water chamber (4), and two ends of the inner side of the middle layer tray (6) are respectively isolated into a primary water return chamber (10) and a transition chamber (12) through a mesh plate (7); two B partition boards (8) are fixed between the two mesh boards (7) on the inner side of the middle layer tray (6), a buffer chamber (9) is formed between the two B partition boards (8) and the two mesh boards (7), water passing holes (11) are formed in the bottoms of the mesh boards (7) forming the buffer chamber (9), an A water return pipe (15) extending to the bottom of the main box body (1) is arranged at the bottom of the primary water return chamber (10), and a grid (14) is arranged at the bottom of the transition chamber (12);

a plurality of water vapor filter cartridges (13) are arranged between the two B partition plates (8) side by side, filter elements (131) are arranged in the water vapor filter cartridges (13), honeycomb holes are formed in the B partition plates (8) corresponding to the end areas of the water vapor filter cartridges (13), a layer of sealing plate (24) is fixed at the top of the middle layer tray (6), and a plurality of material filling chambers (25) are formed in gaps between the sealing plate (24) and the box cover (2) through partition frames (26) arranged side by side;

the box cover (2) is respectively installed with the side of just returning hydroecium (10) and is connected (20), two adapter (20) are through tail gas transfer pipe (21) intercommunication, gas vent (28) are installed to the one end that adapter (20) were kept away from to box cover (2), B wet return (29) that extend to main tank body (1) bottom are installed to shrouding (24) one end.

2. The water logging mine car tail gas filter according to claim 1, wherein a water supplementing joint (17) and a tail gas inlet joint (16) are respectively arranged on one side of an upper water chamber (4) in the main box body (1), and a one-way valve (22) is arranged in the water supplementing joint (17) and the tail gas inlet joint (16).

3. A water logging mine car exhaust gas filter according to claim 1, wherein the filter element (131) is a spiral blade with holes, and the position of the holes on the filter element (131) is staggered in axial direction.

4. The water logging mine car tail gas filter according to claim 1, wherein the lower water chamber (5) is isolated from the bottom of the upper water chamber (4) through the A partition plate (3) in the main box body (1), holes for communicating the upper water chamber (4) with the lower water chamber (5) are formed in the A partition plate (3), and the bottoms of the A return pipe (15) and the B return pipe (29) are communicated with the lower water chamber (5) after penetrating through the A partition plate (3).

5. The water logging mine car tail gas filter according to claim 2, wherein an aeration pipe (23) is paved at the bottom of the upper water chamber (4), the aeration pipe (23) is communicated with one end of a tail gas inlet joint (16), and the other end of the tail gas inlet joint (16) is communicated with the exhaust end of a mine car engine through an air inlet pipe (18);

the water replenishing connector (17) is communicated with an external vehicle-mounted water tank through a water replenishing pipe (19).

6. The water logging mine car tail gas filter according to claim 1, wherein the separation frame (26) is formed by two meshed plates which are mutually intersected, the top and the bottom of the separation frame (26) are respectively abutted against the box cover (2) and the sealing plate (24), a notch is formed in the bottom of the separation frame (26), and the sealing plate (24) is designed to be a concave surface which is inclined by taking a water inlet end at the top of the B return pipe (29) as a center.

7. The water logging mine car tail gas filter according to claim 1, wherein the material filling chamber (25) is mainly used for filling any one of stainless steel wire clusters, active carbon filter screens, porous foam metal iron-nickel and ceramic fiber screens.

8. The water logging mine car tail gas filter according to claim 1, wherein the box cover (2) and the main box body (1) are assembled and connected by bolts so as to be convenient to disassemble and assemble.

9. A water logging mine car tail gas filter according to claim 1, characterized in that the exhaust opening (28) is separated from the material filling chamber (25) by a tail end screen (27) arranged.