Cloth bag dust removal device for low-carbon silicon-manganese alloy production

Abstract

The utility model provides a cloth bag dust removal device for low-carbon silicomanganese alloy production, and relates to the field of cloth bag dust removal, the cloth bag dust removal device comprises a box body, the lower side surface of the box body is fixedly connected with a hopper, the left side surface of the box body is fixedly connected with an air inlet pipe, and the upper side surface of the box body is fixedly connected with an air outlet pipe; the device comprises a box body, a hopper is fixedly connected to the lower side surface of the box body, a discharging pipe is fixedly connected to the lower side surface of the hopper, a mounting frame is fixedly connected to the inner wall of the box body, a displacement plate is slidably connected to the inner wall of the mounting frame, the cross section of the displacement plate is arranged to be in an L shape, and a cloth bag is fixedly arranged in the displacement plate in a sleeving mode. The elastic supporting assembly in the cloth bag is deformed only through movement of the displacement plate, the cloth bag can be rapidly switched from the folded state to the unfolded state through reset power of the elastic supporting assembly, dust on the surface of the cloth bag is cleaned, the overall structure is simple, and air flow in the box body cannot be excessively affected in the cleaning process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of cloth bag dust removal, and particularly relates to a cloth bag dust removal device for low-carbon silicon-manganese alloy production. BACKGROUND

[0002] The bag type dust collector is a dry type dust filtering device, which is suitable for capturing fine, dry and non-fibrous dust, and the filter bag is made of woven filter cloth or felt, and the dust-containing gas is filtered by the filtering action of the fiber fabric. When the dust-containing gas enters the bag type dust collector, the dust with large particles and high specific gravity is settled down due to the action of gravity and falls into the ash bucket. The gas containing fine dust is filtered through the filter material, and the dust is blocked, so that the gas is purified.

[0003] In the prior art, especially in heavy industry smelting metallurgy, the dust concentration can be > 20mg / m 3 Therefore, the cleaning interval is very short, usually about 30 seconds, and the existing cleaning usually adopts pulse cleaning. However, the pulse cleaning has high cost, and at the same time, the air around the cloth bag is greatly disturbed during cleaning, which not only affects the normal flow of air, but also changes the direction of dust, so that part of the dust reattaches to the cloth bag. Therefore, there are certain deficiencies. In view of this, the utility model provides a cloth bag dust removal device for low-carbon silicon-manganese alloy production. UTILITY MODEL CONTENTS

[0004] The utility model aims at: solving the problem that the current pulse cleaning has high cost, and at the same time, the air around the cloth bag is greatly disturbed during cleaning.

[0005] In order to achieve the above utility model purposes and improve the above problems, the utility model provides a cloth bag dust removal device for low-carbon silicon-manganese alloy production, which comprises a box body, the lower surface of the box body is fixedly connected with a hopper, the left surface of the box body is fixedly connected with an air inlet pipe, the upper surface of the box body is fixedly connected with an air outlet pipe, the lower surface of the hopper is fixedly connected with a discharge pipe, the inner wall of the box body is fixedly connected with a mounting frame, the inner wall of the mounting frame is slidably connected with a displacement plate, the cross section of the displacement plate is L-shaped, the inside of the displacement plate is fixedly sleeved with a cloth bag, the inside of the cloth bag is provided with two first support rings, the side surfaces of the two first support rings close to each other are fixedly connected with retaining rods, and elastic support assemblies are arranged on the two retaining rods.

[0006] As a preferred technical scheme of the present application, the elastic support assembly comprises two second support rings, the two second support rings are fixedly connected at one end close to the two retaining rods respectively, the one end close to each other of the two second support rings is fixedly connected with an elastic connecting piece, and the one end close to each other of the elastic connecting piece is also fixedly connected with a second support ring.

[0007] As the preferred technical scheme of the present application, the outer surface of the second supporting ring is fixedly connected with the cloth bag, the inner wall of the box body is fixedly connected with a supporting plate, and the cloth bag and the lower first supporting ring are fixedly connected with the upper surface of the supporting plate.

[0008] As the preferred technical scheme of the present application, the upper first supporting ring is fixedly connected with a displacement plate, the upper surface of the supporting plate is provided with a blanking through slot extending to the lower surface thereof, and the lower surface of the mounting frame is fixedly connected with an extension frame.

[0009] As the preferred technical scheme of the present application, the upper surface of the displacement plate is fixedly connected with at least three supporting rods, the upper end of the supporting rod is fixedly connected with a connecting disc, and the upper surface of the connecting disc is fixedly connected with a vertical rod.

[0010] As the preferred technical scheme of the present application, the upper end of the vertical rod is fixedly connected with a closing disc, the outer surface of the closing disc is slidably sleeved with a closing cylinder, the outer surface of the closing disc is provided with a sealing ring for sliding sealing, and the outer surface of the closing cylinder is provided with a gas leakage groove extending to the inside thereof.

[0011] As the preferred technical scheme of the present application, the outer surface of the closing cylinder is fixedly connected with an L-shaped fixing rod, the end portion of the L-shaped fixing rod is fixedly connected with the top wall of the box body, and the upper surface of the box body is fixedly connected with a pump body.

[0012] As the preferred technical scheme of the present application, the output end of the pump body is fixedly connected with a transmission pipe, the transmission pipe is communicated with the inside of the closing cylinder, the top wall of the closing cylinder is fixedly connected with a spring, and the lower end of the spring is fixedly connected with a protective ring.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] In the scheme of the present application:

[0015] 1. When it is necessary to remove the dust attached to the surface of the cloth bag, only the movement of the displacement plate is needed to make the elastic supporting assembly inside the cloth bag deform, so that the cloth bag can be quickly switched from the folded state to the unfolded state by using the restoring power, thereby realizing the cleaning of the dust on the surface of the cloth bag, and the overall structure is simple and will not excessively affect the gas flow in the box body during the cleaning process.

[0016] 2. By means of air pressure control of the pump body and the closed cylinder, the reciprocating movement of the displacement plate is realized, the cloth bag is folded, unfolded, reset and dusted, high-frequency pulse blowing is not needed, dust removal is free of air disturbance, secondary dust adhesion is avoided, the device is suitable for high-concentration dust working conditions of low-carbon silicon-manganese alloy production, the structure is simple and easy to control, dust removal interval can be adjusted by adjusting the conveying speed of the pump body, and when resetting, the spring and the protective ring buffer avoid hard impact, prolong the service life of the device and reduce maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A structural schematic diagram of a cloth bag dust removal device for low-carbon silicon-manganese alloy production is provided for the present application.

[0018] Figure 2 An internal structure schematic diagram of a box body in a cloth bag dust removal device for low-carbon silicon-manganese alloy production is provided for the present application.

[0019] Figure 3 A structural schematic diagram of an elastic support assembly in a cloth bag dust removal device for low-carbon silicon-manganese alloy production is provided for the present application.

[0020] Figure 4 An internal structure schematic diagram of a closed cylinder in a cloth bag dust removal device for low-carbon silicon-manganese alloy production is provided for the present application.

[0021] Indications in the figure:

[0022] 1, box body; 2, hopper; 3, air inlet pipe; 4, air outlet pipe; 5, discharge pipe; 6, mounting frame; 7, displacement plate; 8, cloth bag; 9, first support ring; 10, retaining rod; 11, second support ring; 12, elastic connecting piece; 13, support plate; 14, material falling through slot; 15, extension frame; 16, support rod; 17, connecting disc; 18, vertical rod; 19, closed disc; 20, closed cylinder; 21, air release groove; 22, L-shaped fixed rod; 23, pump body; 24, transmission pipe; 25, spring; 26, protective ring. DETAILED DESCRIPTION

[0023] In order for those skilled in the art to better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should belong to the scope of protection of the present application.

[0024] In order for those skilled in the art to better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. In order for those skilled in the art to better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application.

[0025] It should be noted that the embodiments in the utility model and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0026] It should be noted that: similar labels and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0027] Embodiment 1

[0028] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 A kind of cloth bag dust collector for low-carbon silicon manganese alloy production, including box 1, the lower surface of box 1 is fixedly connected with hopper 2, the left side surface of box 1 is fixedly connected with air inlet pipe 3, the upper side surface of box 1 is fixedly connected with air outlet pipe 4, the lower surface of hopper 2 is fixedly connected with discharge pipe 5, the inner wall of box 1 is fixedly connected with mounting frame 6, the inner wall of mounting frame 6 is slidably connected with displacement plate 7, the cross section of displacement plate 7 is set as L shape, displacement plate 7 is fixedly sleeved with cloth bag 8 in the inside, two first support rings 9 are arranged in the inside of cloth bag 8, the side surface of the two first support rings 9 close is fixedly connected with holding rod 10, and elastic support assembly is arranged on two holding rods 10, when the dust adhered to the surface of cloth bag 8 needs to be removed, just the movement of displacement plate 7 is used to make the elastic support assembly in the inside of cloth bag 8 deform, cloth bag 8 can be switched from folding state to unfolded state quickly using the restoring power of it, so that the surface dust of cloth bag 8 is cleaned, and the overall structure is simple and will not excessively affect the gas flow in the inside of box 1 during cleaning process.

[0029] Embodiment 2

[0030] The cloth bag dust collector for low-carbon silicon manganese alloy production provided in embodiment 1 is further optimized, specifically, as Figure 1 、 Figure 2 、 Figure 3 、 Figure 4As shown, the elastic support assembly includes two second support rings 11, which are fixedly connected to one end of the two holding rods 10 respectively, and the proximal end of the two second support rings 11 is fixedly connected with an elastic connecting piece 12, and the proximal end of the elastic connecting piece 12 is also fixedly connected with a second support ring 11, and the outer surface of the second support ring 11 is fixedly connected with the cloth bag 8, and the inner wall of the box body 1 is fixedly connected with a support plate 13, and the cloth bag 8 and the lower first support ring 9 are fixedly connected with the upper surface of the support plate 13, and the upper first support ring 9 is fixedly connected with the displacement plate 7, and the upper surface of the support plate 13 is provided with a blanking through slot 14 extending to the lower surface thereof, and the lower surface of the mounting frame 6 is fixedly connected with an extension frame 15, and the upper surface of the displacement plate 7 is fixedly connected with at least three support rods 16, and the upper end of the support rod 16 is fixedly connected with a connecting disc 17, and the upper surface of the connecting disc 17 is fixedly connected with a vertical rod 18, and the upper end of the vertical rod 18 is fixedly connected with a closed disc 19, and the outer surface of the closed disc 19 is slidably sleeved with a closed cylinder 20, and the outer surface of the closed disc 19 is provided with a sealing ring for sliding sealing, and the outer surface of the closed cylinder 20 is provided with a gas leakage groove 21 extending to the inside thereof, and the outer surface of the closed cylinder 20 is fixedly connected with an L-shaped fixed rod 22, and the end portion of the L-shaped fixed rod 22 is fixedly connected with the top wall of the box body 1, and the upper surface of the box body 1 is fixedly connected with a pump body 23, and the output end of the pump body 23 is fixedly connected with a transmission pipe 24, and the transmission pipe 24 communicates with the inside of the closed cylinder 20, and the top wall of the closed cylinder 20 is fixedly connected with a spring 25, and the lower end of the spring 25 is fixedly connected with a protective ring 26, and by means of the air pressure control of the pump body 23 and the closed cylinder 20, the reciprocating movement of the displacement plate 7 is realized, and the cloth bag 8 is folded, unfolded, reset and dusted, without high-frequency pulse blowing, dust removal without air disturbance, avoiding secondary dust adhesion, adapting to low-carbon silicon-manganese alloy production high-concentration dust working conditions, simple structure and easy control, adjusting the dust removal interval by adjusting the conveying speed of the pump body 23, and the spring 25 and the protective ring 26 buffer to avoid hard impact when resetting, prolonging the service life of the equipment and reducing the maintenance cost.

[0031] The use process of the cloth bag dust removal device for low-carbon silicon-manganese alloy production is as follows:

[0032] In the process of working, the gas containing dust enters the inside of the box 1 through the air inlet pipe 3, then the dust in the air is blocked by the cloth bag 8, and the air is transmitted upward through the cloth bag 8 and finally discharged through the air outlet pipe 4, and the gas is slowly conveyed to the inside of the closed cylinder 20 by the pump body 23 cooperating with the conveying pipe 24, since the inside of the closed cylinder 20 is in a closed state at this time, the inside air pressure gradually increases to push the closing disc 19, the vertical rod 18 and the connecting disc 17 to move slowly downward, thereby indirectly driving the displacement plate 7 to move downward, at this time, the elastic support assembly elastic connecting piece 12 in the cloth bag 8 is folded and accumulates elastic force, and at this time, the cloth bag 8 is folded due to the closing of the two second support rings 11, when the closing disc 19 passes through the inside of the air release groove 21, the inside gas is quickly discharged, at this time, the air pressure is not enough to resist the elastic force of the elastic connecting piece 12, so that the elastic connecting piece 12, the second support ring 11 and the displacement plate 7 are quickly reset, at this time, the cloth bag 8 in the fast folding state is switched to the unfolding state to shake off the surface dust, and when the closing disc 19 rises, it will contact the protective ring 26 and compress the spring 25, so as to avoid hard impact when the closing disc 19 resets, then the above movement is carried out again when the inside air pressure of the closed cylinder 20 gradually increases, and when the shaking interval is adjusted, only the conveying speed of the pump body 23 needs to be adjusted.

[0033] In the present application, unless otherwise clearly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection or communication with each other; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication or interaction relationship between two elements, unless otherwise clearly limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] Obviously, the above described embodiments are only a part of the embodiments of the present application, not all the embodiments, and the preferred embodiments of the present application are given in the drawings, but do not limit the patent scope of the present application. The present application can be realized in many different forms, and conversely, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing specific embodiments, or make equivalent replacement for part of the technical features. Any equivalent structure made by using the content of the present application specification and drawings, directly or indirectly used in other related technical fields, is also within the patent protection scope of the present application.

Claims

1. A bag filter device for low carbon silicon manganese alloy production, characterized in that, The utility model provides a kind of material conveying device, including box (1), the lower side surface of the box (1) is fixedly connected with hopper (2), the left side surface of the box (1) is fixedly connected with air inlet pipe (3), the upper side surface of the box (1) is fixedly connected with air outlet pipe (4), the lower side surface of the hopper (2) is fixedly connected with discharge pipe (5), the inner wall of the box (1) is fixedly connected with mounting frame (6), the inner wall of the mounting frame (6) is slidably connected with displacement plate (7), the cross section of the displacement plate (7) is arranged as L shape, the inside of the displacement plate (7) is fixedly sleeved with cloth bag (8), the inside of the cloth bag (8) is provided with two first support rings (9), the side surface of the two first support rings (9) close is fixedly connected with holding rod (10), and elastic support assembly is provided on the two holding rods (10).

2. The bag filter device for low-carbon silicon-manganese alloy production according to claim 1, characterized in that, The elastic support assembly includes two second support rings (11), the two second support rings (11) are fixedly connected at one end close to the two holding rods (10), the one end close to the two second support rings (11) is fixedly connected with elastic connecting piece (12), and the one end close to the elastic connecting piece (12) is also fixedly connected with the second support ring (11).

3. The bag filter device for low-carbon silicon-manganese alloy production according to claim 2, characterized in that, The outer surface of the second support ring (11) is fixedly connected with the cloth bag (8), the inner wall of the box (1) is fixedly connected with support plate (13), and the cloth bag (8) and the lower first support ring (9) are fixedly connected with the upper side surface of the support plate (13).

4. The bag filter device for low-carbon silicon-manganese alloy production according to claim 3, characterized in that, The first support ring (9) is fixedly connected with the displacement plate (7), the upper side surface of the support plate (13) is provided with blanking through slot (14) extending to the lower side surface thereof, and the lower side surface of the mounting frame (6) is fixedly connected with extension frame (15).

5. The bag filter device for low-carbon silicon-manganese alloy production according to claim 4, characterized in that, The upper side surface of the displacement plate (7) is fixedly connected with at least three support rods (16), the upper end of the support rod (16) is fixedly connected with connecting disc (17), and the upper side surface of the connecting disc (17) is fixedly connected with vertical rod (18).

6. The bag filter device for low-carbon silicon-manganese alloy production according to claim 5, characterized in that, The upper end of the vertical rod (18) is fixedly connected with closed disc (19), the outer surface of the closed disc (19) is slidably sleeved with closed cylinder (20), the outer surface of the closed disc (19) is provided with sealing ring for sliding sealing, and the outer surface of the closed cylinder (20) is provided with air release groove (21) extending to the inside thereof.

7. The bag filter device for low-carbon silicon-manganese alloy production according to claim 6, characterized in that, The outer surface of the closed cylinder (20) is fixedly connected with L-shaped fixed rod (22), the end of the L-shaped fixed rod (22) is fixedly connected with the top wall of the box (1), and the upper side surface of the box (1) is fixedly connected with pump body (23).

8. The bag filter device for low-carbon silicon-manganese alloy production according to claim 7, characterized in that, The output end of the pump body (23) is fixedly connected with transmission pipe (24), the transmission pipe (24) communicates with the inside of the closed cylinder (20), the top wall of the closed cylinder (20) is fixedly connected with spring (25), and the lower end of the spring (25) is fixedly connected with protective ring (26).

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