Cyclone tower dust removal device for metallurgy

Abstract

The utility model relates to a cyclone tower dust removal device for metallurgy, which belongs to the technical field of cyclone towers, and comprises a dust removal cylinder, an air inlet pipe, an air outlet pipe and a storage tank, the air inlet pipe and the air outlet pipe are communicated with the dust removal cylinder, the dust removal cylinder comprises a main body part and a conical part, the conical part is positioned at one end of the main body part close to the ground, and the conical part is connected with the storage tank through a metal expansion joint. The storage tank is provided with a roller assembly facilitating transfer of the storage tank. One end of the air inlet pipe penetrates through the main body part and extends to the position above the conical part, the air outlet pipe is arranged on the side wall, away from the conical part, of the main body part, a plurality of condensation pipes are arranged on the outer wall of the air inlet pipe, and every two adjacent condensation pipes are connected and communicated through a condensation bent pipe; one ends of the liquid inlet pipe and the liquid outlet pipe penetrate through the dust removal cylinder and are connected and communicated with the condensation pipe. The device has the effects of improving the high-temperature resistance and prolonging the service life.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cyclone tower, especially to a cyclone tower dust collector for metallurgy. BACKGROUND

[0002] The cyclone tower dust collector is a dry gas-solid separation device that separates dust from airflow by centrifugal force generated by rotating dust-containing airflow. Its working principle is to separate dust particles from airflow by centrifugal force through rotating motion of dust-containing airflow, and then make the dust particles fall into an ash hopper by gravity, thereby realizing air purification.

[0003] The cyclone tower dust collectors in the prior art are mostly applied to high-temperature environments, and the long-term application of the cyclone dust collector in a high-temperature environment will affect its service life. INVENTION CONTENTS

[0004] In order to improve the service life of the cyclone dust collector, the application provides a cyclone tower dust collector for metallurgy.

[0005] The cyclone tower dust collector for metallurgy provided by the application adopts the following technical scheme:

[0006] The cyclone tower dust collector for metallurgy comprises a dust removal cylinder, an air inlet pipe and an air outlet pipe, the air inlet pipe and the air outlet pipe are both in communication with the dust removal cylinder, the dust removal cylinder comprises a main body part and a tapered part, the tapered part is located at one end of the main body part close to the ground, one end of the air inlet pipe extends through the main body part to above the tapered part, the air inlet pipe located in the main body part is coaxially arranged with the main body part, and the air outlet pipe is arranged on the side wall of the main body part away from the tapered part.

[0007] A plurality of condensing pipes are arranged on the outer wall of the air inlet pipe, the plurality of condensing pipes are arranged in a circumferential array with the axis of the air inlet pipe as the center, adjacent two condensing pipes are connected and communicated through a condensing elbow, a liquid inlet pipe and a liquid outlet pipe are arranged on the dust removal cylinder, and one end of the liquid inlet pipe and the liquid outlet pipe penetrates the dust removal cylinder to be connected and communicated with the condensing pipes.

[0008] Through the above technical scheme, the particulate matters in the high-temperature waste gas are thrown to the wall surface of the dust removal cylinder under the action of centrifugal force after the high-temperature waste gas enters the air inlet pipe, and the gas stripped of the particulate matters moves to the air outlet pipe to be discharged away from the ground; the air inlet pipe can be cooled through the arrangement of the condensing pipes, the high-temperature resistance of the cyclone tower dust collector is enhanced, the damage of the device caused by high temperature is reduced, and the service life of the cyclone tower dust collector is prolonged.

[0009] Preferably, the device further comprises a storage tank for collecting the waste particles, the storage tank is located at the end of the taper part away from the main body part, a connecting piece is arranged between the storage tank and the taper part, the storage tank is connected to the taper part through the connecting piece, and a roller assembly is arranged at the bottom of the storage tank.

[0010] By adopting the above technical scheme, the storage tank is connected to the taper part through the connecting piece, and the transfer of the storage tank is facilitated by the arrangement of the roller assembly.

[0011] Preferably, a plurality of shackles are arranged at the top end of the storage tank, and a support plate for mounting the shackles is arranged at the top end of the storage tank.

[0012] By adopting the above technical scheme, the shackles are commonly used lifting hardware, which can be used in cooperation with other equipment to realize the transfer and hoisting of the storage tank, thereby facilitating the removal of the particles deposited in the storage tank.

[0013] Preferably, the connecting piece is a metal expansion joint, both ends of the metal expansion joint are provided with mounting plates, the taper part is provided with connecting plates matched with the mounting plates, the connecting plates and the mounting plates are connected through bolts, the storage tank is provided with fixed plates matched with the mounting plates, the mounting plates matched with the fixed plates are rotatably connected with adjusting pins, the fixed plates are provided with fork frames for embedding the adjusting pins after rotation, and adjusting nuts are threadedly connected to the adjusting pins.

[0014] By adopting the above technical scheme, the arrangement of the metal expansion joint not only prevents the particles from moving from the connection between the taper part and the storage tank to the outside, thereby improving the reliability of particle collection, but also protects the connection between the taper part and the storage tank to a certain extent, so that it is not easy to be damaged due to thermal expansion and contraction, thereby prolonging the service life of the device; the adjusting pin, the adjusting nut and the fork frame cooperate to fix the storage tank and the metal expansion joint, thereby facilitating the disassembly and assembly of the storage tank on the basis of ensuring the connection strength of the storage tank and the metal expansion joint.

[0015] Preferably, a plurality of baffles are arranged on the air inlet pipe, the baffles are arranged in a circumferential array with the axis of the air inlet pipe as the center, and the baffles are arranged on the side wall of the air inlet pipe close to the taper part.

[0016] By adopting the above technical scheme, the arrangement of the baffles can further strip the particles in the waste, thereby effectively improving the dust removal efficiency of the device.

[0017] Preferably, the dust removal cylinder is provided with a load-bearing frame, the load-bearing frame is used for supporting the dust removal cylinder, a plurality of supports are arranged on the outer wall of the taper part, and the supports are arranged on the load-bearing frame.

[0018] By adopting the above technical scheme, the supports and the load-bearing frame cooperate to provide support for the dust removal cylinder, thereby facilitating the installation of the dust removal cylinder.

[0019] Preferably, the storage tank is provided with an inspection hole, and a manhole cover is rotatably connected to the storage tank and used for controlling opening and closing of the inspection hole.

[0020] By adopting the above technical scheme, the manhole cover is arranged, so that the dust remaining in the storage tank can be cleaned, the storage tank can be maintained, and the service life of the device is prolonged.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] 1. The condensing pipe is arranged to cool the air inlet pipe, enhance the high-temperature resistance of the cyclone tower dust removal device, reduce the damage of the device caused by high temperature, and prolong the service life of the cyclone tower dust removal device.

[0023] 2. The metal expansion joint is arranged to prevent the particulate matter from moving from the connection between the cone and the storage tank to the outside, improve the reliability of particulate matter collection, and protect the connection between the cone and the storage tank to some extent, so that the connection is not easily damaged due to thermal expansion and contraction, and the service life of the device is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 is a schematic diagram of the overall structure of the embodiment of the present application.

[0025] Figure 2 is a partial cross-sectional view of the dust removal cylinder in the embodiment of the present application.

[0026] Figure 3 is Figure 1 is an enlarged view of part A in

[0027] BRIEF DESCRIPTION OF DRAWINGS 1. dust removal cylinder; 11. air inlet pipe; 111. condensing pipe; 112. condensing elbow; 113. baffle; 114. maintenance door assembly; 12. air outlet pipe; 13. main body; 14. cone; 141. support; 142. connecting plate; 143. bolt; 15. liquid inlet pipe; 16. liquid outlet pipe; 2. storage tank; 21. roller assembly; 22. manhole cover; 23. shackle; 231. support plate; 232. mounting through hole; 24. fixing plate; 241. fork; 3. load-bearing frame; 4. metal expansion joint; 41. mounting plate; 411. adjusting pin; 412. adjusting nut. DETAILED DESCRIPTION

[0028] The following will be described in detail with reference to the accompanying drawings. Figures 1-3 The present application will be further described in detail.

[0029] The embodiment of the present application discloses a metallurgical cyclone tower dust removal device, which refers to Figure 1 and Figure 2, including dust removal cylinder 1, air inlet pipe 11, air outlet pipe 12 and storage tank 2, air inlet pipe 11 and air outlet pipe 12 are communicated with dust removal cylinder 1, dust removal cylinder 1 is hollow inside, dust removal cylinder 1 includes main body part 13 and taper part 14, taper part 14 is located at one end of main body part 13 close to ground, air inlet pipe 11 is integrally arranged in L type, one end of air inlet pipe 11 extends to the upper side of taper part 14 through main body part 13, the part of air inlet pipe 11 located in main body part 13 is coaxially arranged with main body part 13 along the length direction of main body part 13, air outlet pipe 12 is arranged on the side wall of main body part 13 away from taper part 14.

[0030] With reference to Figure 1 And Figure 3 , storage tank 2 is located at one end of taper part 14 away from main body part 13, storage tank 2 is used for collecting waste particles, connecting piece is arranged between storage tank 2 and taper part 14, storage tank 2 is connected with taper part 14 through connecting piece, the bottom of storage tank 2 is provided with roller assembly 21, the transportation of storage tank 2 is facilitated through the arrangement of roller assembly 21.

[0031] Converter is arranged in air inlet pipe 11, the converter in cyclone tower dust removal device mainly refers to cyclone in cyclone dust collector, its working principle is based on centrifugal force, high-temperature waste gas enters air inlet pipe 11, forms high-speed rotating vortex under the action of converter, under the action of centrifugal force, particles in high-temperature waste gas are thrown to the wall surface of dust removal cylinder 1, and are deposited into storage tank 2 along taper part 14 towards the direction away from ground, the gas stripped of particles moves to air outlet pipe 12 away from ground after separating from air inlet pipe.

[0032] With reference to Figure 1 , dust removal cylinder 1 is provided with bearing frame 3, bearing frame 3 is used for supporting dust removal cylinder 1, a plurality of supports 141 are arranged on the outer wall of taper part 14, in the embodiment of the application, there are four supports 141, the four supports 141 are arranged in circumferential array with the axis of dust removal cylinder 1 as center, when dust removal cylinder 1 is installed, support 141 is arranged on bearing frame 3, which facilitates the installation of dust removal cylinder 1.

[0033] With reference to Figure 2The outer wall of the air inlet pipe 11 is fixed with a plurality of condensing pipes 111, the number of the condensing pipes 111 is determined according to the size of the air inlet pipe 11, the plurality of condensing pipes 111 are arranged in a circumferential array with the axis of the air inlet pipe 11 as the center, and the adjacent two condensing pipes 111 are connected and communicated through a condensing elbow 112. In addition, the dust removal cylinder 1 is provided with a liquid inlet pipe 15 and a liquid outlet pipe 16, and the liquid inlet pipe 15 and the liquid outlet pipe 16 are symmetrically arranged on the two sides of the dust removal cylinder 1 in the radial direction. One end of the liquid inlet pipe 15 and the liquid outlet pipe 16 penetrates the dust removal cylinder 1 and is connected and communicated with the condensing pipe 111, and the other end of the liquid inlet pipe 15 and the liquid outlet pipe 16 is connected with a condensing device arranged outside the dust removal cylinder 1. Through the arrangement of the condensing pipe 111, the air inlet pipe 11 can be cooled, the high temperature resistance of the cyclone tower dust removal device is enhanced, the damage caused by high temperature to the device is reduced, and the service life of the cyclone tower dust removal device is prolonged.

[0034] With reference to Figure 2 A plurality of baffles 113 are arranged on the air inlet pipe 11, the number of the baffles 113 is determined according to the size of the air inlet pipe 11, and the plurality of baffles 113 are arranged in a circumferential array with the axis of the air inlet pipe 11 as the center. The baffles 113 are located on the side wall of the air inlet pipe 11 close to the tapered portion 14. The installation angle of each baffle 113 is adjusted so that the adjacent baffles 113 are arranged in a staggered manner and partially overlap in the projection direction. Through the arrangement of the baffles 113, the particles in the waste can be further stripped, and the dust removal efficiency of the device is effectively improved.

[0035] With reference to Figure 2 and Figure 3 An inspection hole is formed in the storage tank 2, and a manhole cover 22 is rotatably connected to the storage tank 2 for controlling the opening and closing of the inspection hole to the outside. Through the arrangement of the manhole cover 22, the residual dust in the inside of the storage tank 2 can be easily cleaned. An inspection door assembly 114 is arranged on the air inlet pipe 11. Through the arrangement of the inspection door assembly 114, the converter can be easily maintained and repaired, and the service life of the device is prolonged.

[0036] With reference to Figure 3 A plurality of shackles 23 are arranged at the top end of the storage tank 2. In the embodiment, four shackles 23 are selected, and the four shackles 23 are arranged in a circumferential array with the axis of the storage tank 2 as the center. A support plate 231 for mounting the shackles 23 is welded and fixed to the top end of the storage tank 2. Mounting through holes 232 for mounting the shackles 23 are formed in the support plate 231. The shackle 23 is a commonly used sling, which can cooperate with other equipment to realize the transfer and hoisting of the storage tank 2, so that the particles deposited in the storage tank 2 can be easily taken out.

[0037] With reference to Figure 3The connecting piece is a metal expansion joint 4, which can compensate additional stress caused by temperature change and mechanical vibration, and can absorb size change of the pipeline caused by thermal expansion and contraction or compensate axial, lateral and angular displacement of the pipeline through effective expansion and contraction of the working main body of the metal expansion joint 4, so that the particulate matter is not easy to move from the connection between the taper part 14 and the storage tank 2 to the outside, the reliability of particulate collection is improved, and the connection between the taper part 14 and the storage tank 2 can be protected to a certain extent from damage caused by thermal expansion and contraction, and the service life of the device is prolonged.

[0038] With reference to Figure 3 Both ends of the metal expansion joint 4 are provided with mounting plates 41, the taper part 14 is provided with a connecting plate 142 matched with the mounting plates 41, and the connecting plate 142 and the mounting plates 41 are fixed through bolts 143; the storage tank 2 is provided with a fixed plate 24 matched with the mounting plates 41, the mounting plate 41 matched with the fixed plate 24 is rotationally connected with an adjusting pin 411, the fixed plate 24 is welded with a fork 241 for embedding the adjusting pin 411 after rotation, and the adjusting pin 411 is further threadedly connected with an adjusting nut 412, so that the metal expansion joint 4 is fixed with the storage tank 2 when the adjusting nut 412 is rotated to be matched with the fork 241, and the storage tank 2 is convenient to disassemble and assemble through cooperation of the adjusting pin 411 and the adjusting nut 412.

[0039] The above are preferred embodiments of the present application, and are not intended to limit the protection scope of the present application, so that: any equivalent changes made according to the structure, shape and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A cyclone tower dust collector for metallurgy, comprising a dust collecting cylinder (1), an air inlet pipe (11) and an air outlet pipe (12), the air inlet pipe (11) and the air outlet pipe (12) both communicating with the dust collecting cylinder (1), characterized in that, The dust removal cylinder (1) includes a main body part (13) and a tapered part (14), the tapered part (14) is located at one end of the main body part (13) close to the ground, one end of the air inlet pipe (11) extends through the main body part (13) to above the tapered part (14), the air inlet pipe (11) located in the main body part (13) is coaxially arranged with the main body part (13), and the air outlet pipe (12) is arranged on the side wall of the main body part (13) away from the tapered part (14). A plurality of condensing pipes (111) are arranged on the outer wall of the air inlet pipe (11), the plurality of condensing pipes (111) are arranged in a circumferential array with the axis of the air inlet pipe (11) as the center, adjacent two condensing pipes (111) are connected and communicated through a condensing elbow (112), and the dust removal cylinder (1) is provided with a liquid inlet pipe (15) and a liquid outlet pipe (16). One end of the liquid inlet pipe (15) and the liquid outlet pipe (16) penetrates the dust removal cylinder (1) and is connected and communicated with the condensing pipe (111).

2. The cyclone tower dust collector for metallurgy according to claim 1, characterized in that, Further comprising a storage tank (2) for collecting waste particles, the storage tank (2) is located at one end of the tapered part (14) away from the main body part (13), a connecting piece is arranged between the storage tank (2) and the tapered part (14), the storage tank (2) is connected with the tapered part (14) through the connecting piece, and a roller assembly (21) is arranged at the bottom of the storage tank (2).

3. The cyclone tower dust collector for metallurgy according to claim 2, characterized in that, A plurality of unbuckling (23) are arranged at the top end of the storage tank (2), and a supporting plate (231) for mounting the unbuckling (23) is arranged at the top end of the storage tank (2).

4. The cyclone tower dust collector for metallurgy according to claim 2, characterized in that, The connecting piece is selected from a metal expansion joint (4), both ends of the metal expansion joint (4) are provided with a mounting plate (41), the tapered part (14) is provided with a connecting plate (142) matched with the mounting plate (41), the connecting plate (142) and the mounting plate (41) are connected through a bolt (143), the storage tank (2) is provided with a fixing plate (24) matched with the mounting plate (41), the mounting plate (41) matched with the fixing plate (24) is rotatably connected with an adjusting pin (411), the fixing plate (24) is provided with a fork (241) for embedding the adjusting pin (411) after rotation, and an adjusting nut (412) is threadedly connected to the adjusting pin (411).

5. The cyclone tower dust collector for metallurgy according to claim 1, characterized in that, A plurality of baffles (113) are arranged on the air inlet pipe (11), the plurality of baffles (113) are arranged in a circumferential array with the axis of the air inlet pipe (11) as the center, and the baffle (113) is located on the side wall of the air inlet pipe (11) close to the tapered part (14).

6. The cyclone tower dust collector for metallurgy according to claim 1, characterized in that, The dust removal cylinder (1) is provided with a load-bearing frame (3), the load-bearing frame (3) is used for supporting the dust removal cylinder (1), a plurality of supports (141) are arranged on the outer wall of the tapered part (14), and the supports (141) are arranged on the load-bearing frame (3).

7. The cyclone tower dust collector for metallurgy according to claim 2, characterized in that, An access hole is arranged on the storage tank (2), and a manhole cover (22) for controlling the opening and closing of the access hole with the outside world is rotatably connected to the storage tank (2).

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