Liquid level control device of desulfurizing tower

Abstract

The utility model relates to the technical field of desulfurizing towers, and discloses a desulfurizing tower liquid level control device which comprises a desulfurizing tower body, a treating fluid spray head is arranged at the top of the desulfurizing tower body in a penetrating mode, a fixing plate is fixedly installed at the position, close to the top, of the rear side of an inner cavity of the desulfurizing tower body, and a vertical rod is fixedly installed at the bottom of the fixing plate. The bottom end of the vertical rod is fixedly connected with the bottom of an inner cavity of the desulfurizing tower body, the position, close to the bottom end, of the periphery of the vertical rod is movably sleeved with a floating block, and a liquid level meter body is arranged on the front side of the floating block. The two movable blocks can move towards the sides away from each other under the connection of the hinge rods, then the insertion blocks fixed to the adjacent movable blocks can be away from the inner cavities of the adjacent insertion grooves, the liquid level meter body can be conveniently detached and taken down to be overhauled, and the overhauling precision of the liquid level meter body is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to desulfurization tower technical field, concretely is a kind of desulfurization tower liquid level control device. BACKGROUND

[0002] Desulfurization tower is the tower type equipment for the desulfurization treatment of industrial waste gas, and is widely applied in the flue gas desulfurization of domestic coal industry. The desulfurization tower can prevent the phenomenon of polluting atmosphere caused by discharging sulfur-containing flue gas. The gas treated by the desulfurization tower is harmless to the environment and is more environmentally friendly. In the research on improving the energy efficiency of the flue gas desulfurization tower, continuous improvement and improvement are made. Controlling the liquid level of the desulfurization tower is the key to maintaining the stable operation of the desulfurization system.

[0003] For example, the device for controlling the liquid level of the desulfurization tower disclosed in CN202022470088.7 includes a tower body, a float connected to the inner side wall of the tower body, a liquid level meter body fixedly connected to the side of the float away from the inner side wall of the tower body, a slide rod slidably inserted into the float, the upper and lower ends of the slide rod penetrating the float and being fixedly connected to the opposite side walls inside the tower body, a limiting block slidably sleeved on the slide rod, the lower end of the limiting block abutting against the upper end side wall of the float, a slide groove provided on the side of the tower body close to the float, a slide block slidably connected in the slide groove, one end of the slide block penetrating the slide groove and being fixedly connected to the limiting block, a screw rod inserted into the upper end of the slide block, the screw rod being threadedly connected with the slide block, and the lower end of the screw rod penetrating the slide block and being rotatably connected with the bottom end side wall in the slide groove. The utility model has the advantages of simple structure and convenient use. The height of the liquid level meter in the desulfurization tower is adjusted through the setting of the transmission mechanism, thereby expanding the application range.

[0004] In the above-mentioned patent, the height of the liquid level meter in the desulfurization tower is adjusted through the setting of the transmission mechanism. However, after a long time of use, the liquid level meter is prone to wear and tear and needs to be repaired regularly. However, the float and the liquid level meter are fixed and cannot be individually disassembled and removed, which affects the accuracy of subsequent detection of the liquid level meter.

[0005] Therefore, we propose a desulfurization tower liquid level control device to solve the problems mentioned in the above-mentioned patent. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a desulfurization tower liquid level control device to solve the problems mentioned in the above-mentioned background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme: a desulfurizing tower liquid level control device, the top of desulfurizing tower main part is passed through and is provided with processing liquid shower head, the inner chamber rear side of desulfurizing tower main part is close to the top and is fixedly installed with fixed plate, the bottom of fixed plate is fixedly installed with vertical rod, and the bottom of vertical rod is fixedly connected with the inner chamber bottom of desulfurizing tower main part, and the outer periphery of vertical rod is movably sleeved with float in the close bottom end place, and the front side of float is provided with liquid level meter main body, and the between float and liquid level meter main body is provided with dismounting assembly, and the bottom of fixed plate is provided with alarm assembly,

[0008] The dismounting assembly includes a clamping block fixedly installed at the middle position of the rear side of the liquid level meter main body and a slot opened at both sides of the clamping block, the front side of the float is provided with a clamping slot, the clamping block is movably inserted into the inner cavity of the clamping slot, the inner cavity of the slot is movably inserted with a plug at both sides, the side away from the plug is fixedly installed with a movable block, the top of the float is provided with a groove at both sides, the plug is movably inserted into the inner cavity of the adjacent clamping slot, and the movable block is fixedly installed, the top of the movable block is hingedly connected with a hinge rod, and the top of the hinge rod is commonly hingedly connected with a pressing plate.

[0009] Preferably, the bottom of the pressing plate is fixedly installed with an extension rod B at both sides, the bottom of the extension rod B is fixedly connected with the float, the outer periphery of the extension rod B is movably sleeved with a spring B, and the both ends of the spring B are fixedly connected with the float and the pressing plate.

[0010] Preferably, the side away from the movable block is fixedly installed with an extension rod A, the side away from the extension rod A is fixedly connected with the inner cavity side wall of the groove, the outer periphery of the extension rod A is movably sleeved with a spring A, and the both ends of the spring A are fixedly connected with the movable block and the inner cavity side wall of the adjacent groove.

[0011] Preferably, the top of the desulfurizing tower main body is inserted with an exhaust pipe at one side, the other side of the desulfurizing tower main body is inserted with an air inlet pipe at the middle position, the front side of the desulfurizing tower main body is movably installed with a sealing door at the middle position, the front side of the sealing door is installed with a controller, the bottom of the desulfurizing tower main body is inserted with a liquid discharge pipe, and the outer periphery of the liquid discharge pipe is provided with an electromagnetic valve.

[0012] Preferably, the alarm assembly includes a vertical rod fixedly installed on the top of the float and a protection box located on the top of the vertical rod, the top of the protection box is fixedly connected with the fixed plate, the inner cavity of the protection box is provided with a movable plate at the middle position, the top of the movable plate is fixedly installed with a conductive block, the inner cavity of the protection box is fixedly installed with an electrode sheet at both sides of the top, and the top of the desulfurizing tower main body is fixedly installed with an audible and visual alarm at the other side.

[0013] Preferably, the bottom of the protection box is provided with a through hole, and the inner cavity of the through hole is fixedly installed with a sealing ring.

[0014] Preferably, the bottom of the movable plate is fixedly provided with telescopic rods C near both sides, the bottom ends of the telescopic rods C are fixedly connected with the bottom of the inner cavity of the protection box, and the outer periphery of each telescopic rod C is movably sleeved with a spring C, and the top end and the bottom end of the spring C are fixedly connected with the movable plate and the bottom of the inner cavity of the protection box respectively.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1、When the liquid level meter main body is disassembled, under the cooperation of the disassembling assembly, the push plate can be pressed downward, two movable blocks can be moved to the side far away from each other under the connection of the hinged rod, and then the plug block fixed on the adjacent movable block can be away from the inner cavity of the adjacent plug slot, so that the liquid level meter main body can be conveniently disassembled and removed for maintenance, and the precision of the maintenance of the liquid level meter main body is improved.

[0017] 2、When the liquid level in the inner cavity of the desulfurization tower main body is too high, under the cooperation of the alarm assembly, the conductive block can be in contact with the two electrode sheets, and then the audible and visual alarm can work, prompting the staff that the liquid level in the inner cavity of the desulfurization tower main body is too high, which is beneficial to the subsequent rapid treatment of the staff and avoids causing safety accidents. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is a bottom view three-dimensional structure schematic view of the utility model;

[0020] Figure 3 It is a sectional view three-dimensional structure schematic view of the utility model;

[0021] Figure 4 It is a disassembling assembly three-dimensional structure schematic view of the utility model;

[0022] Figure 5 It is an alarm assembly three-dimensional structure schematic view of the utility model.

[0023] In the drawing: 1, desulfurization tower main body; 11, exhaust pipe; 12, air inlet pipe; 13, liquid discharge pipe; 14, sealing door; 15, controller; 2, treatment liquid spray head; 3, vertical rod; 4, fixed plate; 5, float block; 6, liquid level meter main body; 7, disassembling assembly; 71, clamping block; 72, plug block; 73, movable block; 731, telescopic rod A; 732, spring A; 74, hinged rod; 75, push plate; 751, telescopic rod B; 752, spring B; 8, alarm assembly; 81, vertical rod; 82, protection box; 821, sealing ring; 83, movable plate; 831, telescopic rod C; 832, spring C; 84, conductive block; 85, electrode sheet; 86, audible and visual alarm. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Embodiment 1

[0026] Please refer to Figures 1-5 A desulfurization tower liquid level control device, including desulfurization tower main part 1, the top of desulfurization tower main part 1 is provided with processing liquid shower head 2, processing liquid shower head 2 is connected with the water pipe of outside connection, the inner chamber rear side of desulfurization tower main part 1 is close to the top and is fixedly installed with fixed plate 4, the bottom of fixed plate 4 is fixedly installed with vertical rod 3, the bottom of vertical rod 3 is fixedly connected with the inner chamber bottom of desulfurization tower main part 1, the outer periphery of vertical rod 3 is close to the bottom and is movably sleeved with float 5, the front side of float 5 is provided with liquid level meter main body 6, and the front side of float 5 is provided with liquid level meter main body 6. Between float 5 and liquid level meter main body 6, dismounting assembly 7 is arranged, and the bottom of fixed plate 4 is provided with alarm assembly 8.

[0027] Dismounting assembly 7 includes clamping block 71 fixedly installed at the middle position of the rear side of liquid level meter main body 6 and slot 71 opened at both sides of clamping block 71, the front side of float 5 is provided with clamping groove, the both sides of clamping block 71 are arc-shaped, and clamping block 71 is movably inserted into the inner chamber of clamping groove, the both sides of the inner chamber of slot are movably inserted with insertion block 72, the end faces of insertion block 72 are arc-shaped, the sides away from insertion block 72 are movably sleeved with movable block 73, the top of float 5 is close to both sides and is provided with recess, and insertion block 72 is movably inserted into the inner chamber of adjacent clamping groove, and movable block 73 is movably sleeved with movable block 73, the top of movable block 73 is hingedly connected with hinge rod 74, and the top of hinge rod 74 is hingedly connected with pressing plate 75.

[0028] Specifically, when dismounting liquid level meter main body 6, under the cooperation of dismounting assembly 7, pressing plate 75 can be pressed downward, two movable blocks 73 can be moved to the sides away from each other under the connection of hinge rod 74, and insertion block 72 fixedly installed on adjacent movable block 73 can be moved away from the inner chamber of adjacent slot, so that liquid level meter main body 6 can be conveniently dismounted and removed for maintenance, and the accuracy of maintenance of liquid level meter main body 6 is improved.

[0029] The bottom of pressing plate 75 is close to both sides and is movably sleeved with spring B752, and the both ends of spring B752 are movably sleeved with float 5 and pressing plate 75.

[0030] Specifically, by setting the telescopic rod B751 and the spring B752, the pressing plate 75 can be restored to the initial state when the pressing plate 75 is not subjected to external force.

[0031] The side away from the movable block 73 is fixedly provided with a telescopic rod A731, and the side away from the telescopic rod A731 is fixedly connected with the side wall of the inner cavity of the groove. The outer periphery of the telescopic rod A731 is movably sleeved with a spring A732, and the two ends of the spring A732 are fixedly connected with the movable block 73 and the adjacent side wall of the inner cavity of the groove.

[0032] Specifically, by setting the telescopic rod A731 and the spring A732, the plug block 72 can be stably inserted into the inner cavity of the slot.

[0033] The top of the desulfurization tower body 1 is inserted with an exhaust pipe 11 near one side, the other side of the desulfurization tower body 1 is inserted with an air inlet pipe 12 near the middle position, the front side of the desulfurization tower body 1 is movably installed with a sealing door 14 near the middle position, and the front side of the sealing door 14 is installed with a controller 15. The bottom of the desulfurization tower body 1 is inserted with a liquid discharge pipe 13, and the outer periphery of the liquid discharge pipe 13 is provided with a solenoid valve.

[0034] Example 2

[0035] This embodiment is an improvement based on example 1. Specifically, please refer to Figure 3 and Figure 5 The alarm assembly 8 comprises a vertical rod 81 fixedly installed on the top of the floating block 5 and a protection box 82 located on the top of the vertical rod 81. The top of the protection box 82 is fixedly connected with the fixed plate 4. The inner cavity of the protection box 82 is provided with a movable plate 83 near the middle position. The top of the movable plate 83 is fixedly installed with a conductive block 84. The conductive block 84 is electrically connected with the audible and visual alarm 86. The inner cavity of the protection box 82 is fixedly installed with electrode sheets 85 near the two sides of the top. The electrode sheets 85 are respectively electrically connected with the positive and negative electrodes of the external power supply. The top of the desulfurization tower body 1 is fixedly installed with the audible and visual alarm 86 near the other side.

[0036] Specifically, when the liquid level in the inner cavity of the desulfurization tower body 1 is too high, the conductive block 84 can be in contact with the two electrode sheets 85 under the cooperation of the alarm assembly 8, so as to make the audible and visual alarm 86 work, prompting the staff that the liquid level in the inner cavity of the desulfurization tower body 1 is too high, which is beneficial for the subsequent rapid treatment of the staff and avoids causing safety accidents.

[0037] The bottom of the protection box 82 is provided with a through hole, and the inner cavity of the through hole is fixedly installed with a sealing ring 821.

[0038] Specifically, by setting the sealing ring 821, the inner cavity of the protection box 82 can be protected.

[0039] The bottom of the movable plate 83 is fixedly provided with telescopic rods C831 near both sides, the bottom ends of the telescopic rods C831 are fixedly connected with the bottom of the inner cavity of the protection box 82, the outer periphery of each telescopic rod C831 is movably sleeved with a spring C832, and the top end and the bottom end of the spring C832 are fixedly connected with the movable plate 83 and the bottom of the inner cavity of the protection box 82 respectively.

[0040] Specifically, the spring C832 and the telescopic rod C831 can protect the contact between the conductive block 84 and the two electrode sheets 85.

[0041] Working principle: when the liquid level meter body 6 needs to be maintained, the sealing door 14 can be opened, and then the push plate 75 is pressed downward, so that the two hinged rods 74 hinged at the bottom of the push plate 75 push the adjacent movable blocks 73 to move away from each other, the telescopic rod A731 and the spring A732 are extruded, the plug block 72 fixed on the adjacent movable block 73 moves away from the inner cavity of the adjacent plug slot, and the liquid level meter body 6 is conveniently disassembled and removed.

[0042] The contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0043] Although the utility model 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 embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A desulfurization tower liquid level control device comprising a desulfurization tower main body (1), characterized by: The top of the desulfurization tower body (1) is provided with a treatment liquid spray head (2), the inner cavity rear side of the desulfurization tower body (1) is fixedly installed with a fixed plate (4) close to the top, the bottom of the fixed plate (4) is fixedly installed with a vertical rod (3), the bottom end of the vertical rod (3) is fixedly connected with the inner cavity bottom of the desulfurization tower body (1), the outer periphery of the vertical rod (3) is movably sleeved with a floating block (5) close to the bottom end, the front side of the floating block (5) is provided with a liquid level meter body (6), a disassembly assembly (7) is arranged between the floating block (5) and the liquid level meter body (6), and the bottom of the fixed plate (4) is provided with an alarm assembly (8). The disassembly assembly (7) comprises a clamping block (71) fixedly installed at the middle position of the rear side of the liquid level meter body (6) and an insertion slot formed at both sides of the clamping block (71), the front side of the floating block (5) is formed with a clamping groove, the clamping block (71) is movably inserted into the inner cavity of the clamping groove, insertion blocks (72) are movably inserted into the inner cavities of the insertion slots at both sides, the sides away from the insertion blocks (72) are fixedly installed with movable blocks (73), recesses are formed in the top of the floating block (5) close to both sides, the insertion blocks (72) are movably inserted into the inner cavities of the adjacent clamping grooves respectively, and the movable blocks (73) are fixedly installed, the top of each movable block (73) is hingedly connected with a hinge rod (74), and the top ends of the hinge rods (74) are commonly hingedly connected with a pressing plate (75).

2. A desulphurisation tower level control apparatus according to claim 1, characterised in that: The bottom of the pressing plate (75) is fixedly installed with telescopic rods B (751) close to both sides, the bottom ends of the telescopic rods B (751) are fixedly connected with the floating block (5), the outer periphery of each telescopic rod B (751) is movably sleeved with a spring B (752), and the two ends of the spring B (752) are fixedly connected with the floating block (5) and the pressing plate (75) respectively.

3. A desulfurization tower level control device according to claim 1, characterized in that: The sides away from the movable blocks (73) are fixedly installed with telescopic rods A (731), the sides away from the telescopic rods A (731) are fixedly connected with the inner cavity side walls of the recesses respectively, the outer periphery of each telescopic rod A (731) is movably sleeved with a spring A (732), and the two ends of the spring A (732) are fixedly connected with the movable block (73) and the inner cavity side wall of the adjacent recess respectively.

4. A desulfurization tower level control device according to claim 1, characterized in that: The top of the desulfurization tower body (1) is inserted with an exhaust pipe (11) close to one side, the other side of the desulfurization tower body (1) is inserted with an air inlet pipe (12) close to the middle position, the front side of the desulfurization tower body (1) is movably installed with a sealing door (14) close to the middle position, a controller (15) is installed on the front side of the sealing door (14), the bottom of the desulfurization tower body (1) is inserted with a liquid discharge pipe (13), and the outer periphery of the liquid discharge pipe (13) is provided with a solenoid valve.

5. A desulfurization column level control device according to claim 1, characterized in that: The alarm component (8) comprises a vertical rod (81) fixedly installed on the top of the buoy (5) and a protection box (82) located on the top of the vertical rod (81), the top of the protection box (82) is fixedly connected due to the fixing plate (4), the inner cavity of the protection box (82) is provided with a movable plate (83) near the middle position, the top of the movable plate (83) is fixedly installed with a conductive block (84), the inner cavity top of the protection box (82) is fixedly installed with an electrode sheet (85) near the two sides, and the top of the desulfurizing tower body (1) is fixedly installed with a sound-light alarm (86) near the other side.

6. A desulphurisation tower level control apparatus according to claim 5, wherein: The bottom of the protection box (82) is provided with a through hole, and the inner cavity of the through hole is fixedly installed with a sealing ring (821).

7. A desulfurization tower level control device according to claim 5, characterized in that: The bottom of the movable plate (83) is fixedly installed with telescopic rods C (831) near the two sides, the bottom ends of the telescopic rods C (831) are fixedly connected with the inner cavity bottom of the protection box (82), the outer periphery of the telescopic rods C (831) is movably sleeved with springs C (832), and the top and bottom ends of the springs C (832) are fixedly connected with the movable plate (83) and the inner cavity bottom of the protection box (82) respectively.

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