Efficient dust removal and dehydration integrated equipment for coal mine gas

Abstract

The invention relates to the technical field of gas treatment, in particular to coal mine gas efficient dust removal and dehydration integrated equipment which comprises a vertical barrel, a vertical screen drum is arranged in the barrel, a cylindrical filter is arranged in the middle of the screen drum, the upper end and the lower end of the screen drum are rotationally connected with an upper partition plate and a lower partition plate respectively, and the upper partition plate and the lower partition plate are fixed in the barrel. A first vertical partition plate is arranged in the middle in the screen drum and divides the screen drum into a cleaning cavity and a filtering cavity. Gas enters the cylinder through the gas inlet connector, enters the filtering cavity after passing through the filter of the screen cylinder and then is discharged through the through hole gas outlet connector, the filter filters the passing gas, dust is filtered, and after a period of time, the screen cylinder driving device drives the screen cylinder to rotate by a half circle, so that the gas is filtered. Half of residual dust of the filter rotates to one side of the cleaning cavity, and the dust can be cleaned through back flushing through cooperation of the vibration device and the high-pressure blowing device.

Description

Technical Field

[0001] The invention relates to the technical field of gas treatment, and in particular to an integrated device for efficient dust removal and dehydration of coal mine gas. Background Art

[0002] Gas is formed when cellulose and organic matter of ancient plants are decomposed by anaerobic bacteria in the early stage of coal formation. In a high temperature and high pressure environment, gas continues to be generated due to physical and chemical reactions while coal is being formed.

[0003] After being extracted from coal mines, gas contains a lot of dust and water vapor, which need to be separated. However, most of the existing equipment has a complex structure and it is difficult to achieve dust removal and dehydration without stopping the machine. Summary of the invention

[0004] In order to solve the shortcomings of the prior art that the structure is complex and it is difficult to achieve non-stop operation, the present invention provides an integrated equipment for efficient dust removal and dehydration of coal mine gas.

[0005] The technical solution of the present invention is: The invention provides an integrated device for efficiently removing dust and dehydrating coal mine gas, comprising a vertical cylinder, a vertical screen drum is arranged in the cylinder, the middle part of the screen drum is a cylindrical filter, the upper and lower ends of the screen drum are rotatably connected to the upper partition and the lower partition respectively, the upper partition and the lower partition are fixed inside the cylinder, a first vertical partition is arranged in the middle of the screen drum, the first vertical partition divides the screen drum into a cleaning chamber and a filtering chamber, a second vertical partition is arranged at a position corresponding to the first vertical partition between the screen drum and the cylinder, the upper and lower ends of the first vertical partition are respectively fixedly connected to the upper partition and the lower partition, the second vertical partition is fixedly connected to the inner wall of the cylinder, the two side ends of the first vertical partition are fitted with the inner wall of the screen drum, the inner side end of the second vertical partition is fitted with the outer side surface of the screen drum, a vibration device and a high-pressure blowing device are arranged on one side of the screen drum corresponding to the first vertical partition, an air inlet joint is arranged on the other side of the side wall of the cylinder corresponding to the first vertical partition, the air inlet joint is located between the upper partition and the lower partition, an air outlet joint is arranged on the side of the cylinder corresponding to the lower side of the lower partition, and a through hole is opened in the lower partition corresponding to the filter chamber.

[0006] Furthermore, the high-pressure blowing device includes a multi-stage elastic telescopic tube, the upper end of the multi-stage elastic telescopic tube passes through the upper partition and is connected to the high-pressure air inlet pipe. An exhaust port is opened on one side of the lower end of each section of the multi-stage elastic telescopic tube. When the multi-stage elastic telescopic tube is fully opened, the exhaust port is opened. When the multi-stage elastic telescopic tube is in a contracted state, the exhaust port is closed by the adjacent section.

[0007] Furthermore, the vibration device includes a plurality of vibration rods fixedly mounted on the side of the first vertical partition, a vibration ball is arranged at the free end of the vibration rod, the vibration ball contacts the inner wall of the screen drum, and the sphere is fixedly mounted on the lower end of the multi-stage elastic telescopic tube. When the multi-stage elastic telescopic tube is extended, the sphere can collide with the vibration rods in turn, causing the vibration rods to vibrate, and the vibration rods are staggeredly arranged on the outer periphery of the multi-stage elastic telescopic tube.

[0008] Furthermore, a condenser is arranged between the through hole and the gas outlet joint, a drainage pipe is arranged at the bottom of the condenser, a sewage pipe is arranged at the bottom of the cylinder, and a valve is installed on the sewage pipe.

[0009] Furthermore, a discharge port is provided on one side of the cylinder corresponding to the cleaning chamber, and the discharge port is located between the upper partition plate and the lower partition plate.

[0010] Furthermore, the screen cylinder is divided into two left and right half cylinders, and the side ends of the two half cylinders are fixedly connected by vertical bars.

[0011] Furthermore, the screen drum driving device includes a motor on the upper side of the upper partition plate, the output shaft of the motor is equipped with a driving gear, and a gear ring is fixedly installed on the outer side of the upper end of the screen drum, and the gear is meshed with the gear ring.

[0012] Furthermore, sealing strips are installed at the ends of the first vertical partition plate and the second vertical partition plate that are in contact with the screen drum.

[0013] Furthermore, a plurality of supporting legs are arranged on the side of the cylinder.

[0014] Furthermore, a closing door is hingedly installed on the side of the discharge outlet.

[0015] The beneficial effects achieved by the present invention are: When the present invention is in use, the gas enters the cylinder through the air inlet joint, passes through the filter of the screen drum, enters the filter chamber and is then discharged through the through-hole air outlet joint. The filter filters the gas passing through, and the dust is filtered. After a period of time, the screen drum driving device drives the screen drum to rotate half a circle, and half of the dust remaining in the filter rotates to the side of the cleaning chamber, and the dust can be cleaned by backblowing through the cooperation of the vibration device and the high-pressure blowing device. The clean half of the filter is located on one side of the filter chamber and continues to perform filtering work, so that the device can perform dust removal work without stopping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 is along Figure 1 A cross-sectional view of the AA line; Figure 3 yes Figure 1 A partial enlarged view of part I. DETAILED DESCRIPTION

[0017] To facilitate those skilled in the art to understand the present invention, specific implementations of the present invention are described below with reference to the accompanying drawings.

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] It should be noted that when a component is referred to as being "mounted on" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. When a component is considered to be "fixed to" another component, it may be directly fixed on the other component or there may be a central component at the same time.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which the present invention belongs. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "or / and" used herein includes any and all combinations of one or more of the related listed items.

[0022] like Figures 1 to 3As shown, the present invention provides an integrated device for efficient dust removal and dehydration of coal mine gas, comprising a vertical cylinder 1, a vertical screen cylinder 4 is arranged in the cylinder, the middle part of the screen cylinder is a cylindrical filter, the upper and lower ends of the screen cylinder 4 are rotatably connected to an upper partition plate 2 and a lower partition plate 3 respectively, the upper partition plate 2 and the lower partition plate 3 are fixed inside the cylinder, a first vertical partition plate 5 is arranged in the middle of the screen cylinder, the first vertical partition plate 5 divides the screen cylinder into a cleaning chamber 10 and a filtering chamber 11, a second vertical partition plate 6 is arranged at a position corresponding to the first vertical partition plate between the screen cylinder and the cylinder, the upper and lower ends of the first vertical partition plate are fixedly connected to the upper partition plate 2 and the lower partition plate 3 respectively, the second vertical partition plate is fixedly connected to the inner wall of the cylinder, and the first The two side ends of the vertical partition are fitted with the inner wall of the sieve drum, the inner end of the second vertical partition is fitted with the outer side of the sieve drum, a vibration device and a high-pressure blowing device are arranged on the side of the sieve drum corresponding to the first vertical partition, an air inlet joint 7 is arranged on the other side of the cylinder side wall corresponding to the first vertical partition, the air inlet joint 7 is located between the upper partition 2 and the lower partition 3, an air outlet joint 8 is arranged on the side of the cylinder corresponding to the lower side of the lower partition, a sewage pipe 9 is arranged at the bottom of the cylinder, a valve is installed on the sewage pipe, a sieve drum driving device is arranged on the upper partition, which can drive the sieve drum to rotate, a through hole 12 is arranged on the lower partition corresponding to the filter cavity, a discharge port 13 is arranged on the side of the cylinder corresponding to the cleaning cavity, and the discharge port is located between the upper partition 2 and the lower partition 3.

[0023] The high-pressure blowing device includes a multi-stage elastic telescopic tube 14, the upper end of the multi-stage elastic telescopic tube 14 passes through the upper partition and is connected to the high-pressure air intake pipe 15. An exhaust port 16 is opened on one side of the lower end of each section of the multi-stage elastic telescopic tube 14. When the multi-stage elastic telescopic tube 14 is fully opened, the exhaust port is opened. When the multi-stage elastic telescopic tube 14 is in a contracted state, the exhaust port is closed by the adjacent section.

[0024] The vibration device includes a plurality of vibration rods 17 fixedly mounted on the side of the first vertical partition, a vibration ball 18 is arranged at the free end of the vibration rod, the vibration ball contacts the inner wall of the screen cylinder, a sphere 19 is fixedly mounted at the lower end of the multi-stage elastic telescopic tube, and the sphere can collide with the vibration rods in turn as the multi-stage elastic telescopic tube 14 is extended, causing the vibration rods to vibrate, and the vibration rods are staggeredly arranged on the outer periphery of the multi-stage elastic telescopic tube 14.

[0025] The screen drum is composed of two left and right half-drums, the side ends of which are fixedly connected by vertical bars 20. Each time the screen drum is driven to rotate half a circle, the first vertical partition plate and the second vertical partition plate are both in contact with the vertical bars 20, which can improve the sealing performance.

[0026] The screen drum driving device includes a motor 21 on the upper side of the upper partition plate, the output shaft of the motor is equipped with a driving gear 22, and a gear ring 23 is fixedly installed on the outer side of the upper end of the screen drum. The gear is meshed with the gear ring, and the screen drum can be driven to rotate by the motor.

[0027] Sealing strips are installed at the ends of the first vertical partition plate and the second vertical partition plate that are in contact with the screen drum. This design can improve the sealing performance of the connection.

[0028] Several supporting legs are arranged on the side of the cylinder to facilitate the placement of the device.

[0029] A closing door 24 is hingedly installed on the side of the discharge port, and the hinge is located on the upper side of the closing door. This design can ensure that external debris will not enter the interior of the cylinder on its own, thereby ensuring the cleanliness of the interior.

[0030] A condenser 25 is arranged between the through hole and the gas outlet joint. After the gas passes through the condenser, water vapor condenses and is discharged through a drain pipe 26 to the bottom of the cylinder body, and can be discharged through a sewage pipe 9.

[0031] Working principle: when in use, the gas enters the cylinder through the air inlet joint, passes through the filter of the screen drum and enters the filter chamber 11, and then is discharged through the through hole 12 and the air outlet joint. The filter filters the passing gas and the dust is filtered. After a period of time, the screen drum driving device drives the screen drum to rotate half a circle, and half of the residual dust in the filter rotates to the side of the cleaning chamber 10. The dust can be cleaned by backblowing through the cooperation of the vibration device and the high-pressure blowing device. The clean half of the filter is located on one side of the filter chamber to continue filtering, so that the device can perform dust removal work without stopping.

[0032] The above-described embodiments of the present invention do not constitute a limitation on the protection scope of the present invention. Any modification, equivalent substitution and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the claims of the present invention.

Claims

1. An integrated equipment for efficient dust removal and dehydration of coal mine gas, characterized by: The filter element is a filter element of the embodiment of the present invention, and the filter element of the embodiment of the present invention is a filter element of the embodiment of the present invention.

2. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 1 is characterized by: The high-pressure blowing device includes a multi-stage elastic telescopic tube, the upper end of which passes through the upper partition and is connected to the high-pressure air inlet pipe. An exhaust port is opened on one side of the lower end of each section of the multi-stage elastic telescopic tube. When the multi-stage elastic telescopic tube is fully opened, the exhaust port is opened. When the multi-stage elastic telescopic tube is in a contracted state, the exhaust port is closed by the adjacent section.

3. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 2 is characterized by: The vibration device includes a plurality of vibration rods fixedly mounted on the side of the first vertical partition plate, a vibration ball is arranged at the free end of the vibration rod, the vibration ball contacts the inner wall of the screen cylinder, a ball is fixedly mounted at the lower end of the multi-stage elastic telescopic tube, and the ball can collide with the vibration rods in turn as the multi-stage elastic telescopic tube is extended, causing the vibration rods to vibrate, and the vibration rods are staggeredly arranged on the outer periphery of the multi-stage elastic telescopic tube.

4. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 3 is characterized by: A condenser is arranged between the through hole and the gas outlet joint, a drainage pipe is arranged at the bottom of the condenser, a sewage pipe is arranged at the bottom of the cylinder, and a valve is installed on the sewage pipe.

5. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 1 is characterized by: A discharge port is arranged on one side of the cylinder corresponding to the cleaning chamber, and the discharge port is located between the upper partition plate and the lower partition plate.

6. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 1, characterized in that: The screen cylinder is composed of two half cylinders, left and right, and the side ends of the two half cylinders are fixedly connected by vertical bars.

7. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 3 is characterized by: The screen drum driving device comprises a motor on the upper side of the upper partition plate, the output shaft of the motor is equipped with a driving gear, a gear ring is fixedly installed on the outer side of the upper end of the screen drum, and the gear is meshed with the gear ring.

8. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 1, characterized in that: Sealing strips are installed on the ends of the first vertical partition plate and the second vertical partition plate that are in contact with the screen drum.

9. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 1, characterized in that: A number of supporting legs are arranged on the side of the cylinder.

10. The coal mine gas efficient dust removal and dehydration integrated equipment according to claim 5, characterized in that: A closing door is hingedly installed on the side of the discharge outlet.

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