Rotary off-line ash removal device for dust remover

Abstract

The utility model relates to a rotary off-line deashing device for a dust remover, which comprises a driving mechanism and a limiting mechanism which are arranged in a dust remover body, an isolation plate is transversely arranged in the dust remover body, a plurality of dust removal cylinders are distributed on the isolation plate in a grid shape, and the upper ends of the dust removal cylinders are rotatably connected with the isolation plate through bearings. The top ends of the dust removal cylinders in the same longitudinal column are connected through the same driving mechanism and synchronously rotate under the action of the driving mechanism, the limiting mechanism is located below the isolation plate, limiting grooves corresponding to the dust removal cylinders are formed in the limiting mechanism, and the bottom ends of the dust removal cylinders are placed in the limiting grooves. The dust removal device has the advantages of reasonable structure and low damage probability of the dust removal cylinder.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust remover technical field, concretely relates to a rotary off-line ash cleaning device for dust remover. BACKGROUND

[0002] Dust remover is the equipment that separates dust from flue gas, is the common equipment in boiler and industrial production, is used to handle the waste gas containing a large number of dust particle of boiler combustion, makes it can reach standard discharge.

[0003] After dust remover is used for a long time, the outer surface of dust bag will be attached with a certain thickness of dust, increases the filtration resistance of dust bag, to restore the waste gas through capacity of dust bag, needs to carry out ash cleaning treatment to dust bag.The mechanical dust removal method of dust remover, one is to set corresponding oscillation part to vibrate dust bag to make impurity shake off, the defect of this method is that the risk of dust bag being damaged is larger, two is to set the driving device that can drive dust bag to rotate to throw down impurity, the defect of this method is that each dust bag needs to be configured to drive its rotation driving device, the manufacturing cost is higher, in addition, the bottom end of dust bag lacks constraint, when dust bag vibrates or rotates, the bottom end of dust bag far from the vibration end or rotation end is easy to appear to shake, can be damaged due to excessive shaking. SUMMARY

[0004] The utility model aims to provide a rotary off-line ash cleaning device for dust remover, with the advantages of reasonable structure and low dust removal cylinder damage probability.

[0005] The technical scheme of the utility model is as follows:

[0006] A rotary off-line ash cleaning device for dust remover, including the driving mechanism and the limiting mechanism being arranged in the dust remover body, the dust remover body is horizontally provided with the partition plate, a plurality of dust removal cylinders are distributed in a grid shape on the partition plate, the upper end of the dust removal cylinder is rotatably connected with the partition plate through a bearing, the top end of the dust removal cylinder in the same vertical column is connected by the same driving mechanism and rotates synchronously under the action of the driving mechanism, the limiting mechanism is located below the partition plate, the limiting mechanism is provided with a limiting groove corresponding to each dust removal cylinder, and the bottom end of the dust removal cylinder is placed in the limiting groove.

[0007] Preferably, the driving mechanism includes a telescopic rod, a linear rack and an annular rack, the top end of the dust removal cylinder is provided with an annular rack, the annular rack is coincident with the axis of the dust removal cylinder, a plurality of linear racks are slidably connected to the partition plate, the annular rack in the same vertical column is engaged with the same linear rack, the dust remover body is provided with a telescopic rod corresponding to the linear rack, and the movable rod of the telescopic rod penetrates into the dust remover body and is coaxially connected with the end portion of the linear rack.

[0008] Preferably, the straight rack bottom is provided with a sliding groove, the isolation plate is provided with a sliding rail, and the sliding groove and the sliding rail are in sliding connection.

[0009] Preferably, the dust remover body is provided with a corresponding insertion groove opposite to the telescopic rod, and an end of the straight rack away from the telescopic rod can be inserted into the insertion groove.

[0010] Preferably, a sealing gasket is arranged between the telescopic rod and the dust remover body.

[0011] Preferably, a timing switch is arranged outside the dust remover body, and the timing switch is electrically connected with the driving mechanism.

[0012] Preferably, the limiting mechanism comprises a fixed rod and a support disc, a plurality of fixed rods in the longitudinal direction are arranged below the isolation plate, the downward projection of the dust removal cylinder in the same longitudinal column falls on the same fixed rod, a plurality of support discs corresponding to the dust removal cylinder are rotatably connected to the top of the fixed rod, and a limiting groove is arranged at the top of the support disc.

[0013] Preferably, the dust removal cylinders connected by the isolation plate are distributed in a 4*4 square grid.

[0014] The utility model has the beneficial technical effect:

[0015] 1. The driving mechanism can drive a plurality of dust removal cylinders to rotate at a time to shake off the impurities accumulated on the outer wall of the dust removal cylinder, compared with the driving device specially configured for each dust removal cylinder to provide power for rotation, the manufacturing cost is reduced.

[0016] 2. The limiting mechanism limits the movement range of the bottom end of the dust removal cylinder through the limiting groove, reduces the shaking amplitude of the dust removal cylinder when rotating, and reduces the damage probability of the dust removal cylinder. DRAWINGS

[0017] The technical scheme of the utility model will be further described below with reference to the drawings.

[0018] ATTACHMENT Figure 1 It is the front view of the utility model.

[0019] ATTACHMENT Figure 2 It is the front view of the utility model.

[0020] ATTACHMENT Figure 3 It is Figure 2 the enlarged view of part A.

[0021] ATTACHMENT Figure 4 It is Figure 2 the enlarged view of part B.

[0022] ATTACHMENT Figure 5 It is the top view of the utility model.

[0023] In the figure: 1 - dust remover body, 2 - driving mechanism, 3 - limiting mechanism, 4 - isolation plate, 5 - dust removal cylinder, 6 - bearing, 7 - telescopic rod, 8 - straight rack, 9 - ring rack, 10 - sliding groove, 11 - sliding rail, 12 - put into slot, 13 - timing switch, 14 - sealing gasket, 15 - fixed rod, 16 - support disc, 17 - limiting slot. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail below in combination with the drawings and specific embodiments.

[0025] Embodiment:

[0026] As Figures 1 to 5 shown, the embodiment provides a rotary off-line ash removal device for dust remover, which comprises a driving mechanism 2 and a limiting mechanism 3 arranged in a dust remover body 1, the dust remover body 1 is horizontally provided with an isolation plate 4, a plurality of dust removal cylinders 5 are distributed on the isolation plate 4 in a grid shape, the upper end of the dust removal cylinder 5 is rotationally connected with the isolation plate 4 through a bearing 6, the top end of the dust removal cylinder 5 in the same vertical column is connected by the same driving mechanism 2 and synchronously rotates under the action of the driving mechanism 2, the limiting mechanism 3 is located below the isolation plate 4, the limiting mechanism 3 is provided with a limiting slot 17 corresponding to each dust removal cylinder 5, and the bottom end of the dust removal cylinder 5 is placed in the limiting slot 17.

[0027] The driving mechanism 2 can drive a plurality of dust removal cylinders 5 to rotate at a time to shake off the impurities accumulated on the outer wall of the dust removal cylinder 5, compared with the driving device specially configured for each dust removal cylinder 5 to provide power for rotation, the manufacturing cost is reduced. The limiting mechanism 3 limits the movement range of the bottom end of the dust removal cylinder 5 through the limiting slot 17, reduces the shaking amplitude of the dust removal cylinder 5 when rotating, and reduces the damage probability of the dust removal cylinder 5.

[0028] Further, the driving mechanism 2 comprises a telescopic rod 7, a straight rack 8 and a ring rack 9, the top end of the dust removal cylinder 5 is provided with the ring rack 9, the ring rack 9 coincides with the axis of the dust removal cylinder 5, a plurality of straight racks 8 are slidably connected on the isolation plate 4, the ring racks 9 in the same vertical column are all engaged with the same straight rack 8, the dust remover body 1 is externally provided with the telescopic rod 7 corresponding to the straight rack 8, and the movable rod of the telescopic rod 7 penetrates into the dust remover body 1 and is coaxially connected with the end portion of the straight rack 8.

[0029] The telescopic rod 7 drives the straight rack 8 to move back and forth by controlling the advance and retreat of the movable rod thereof, the ring rack 9 engaged with the straight rack 8 is driven to rotate back and forth by the straight rack 8, the rotating ring rack 9 drives the dust removal cylinder 5 connected therewith to rotate, the rotating dust removal cylinder 5 shakes off the impurities accumulated on the outer wall thereof, and the ash removal work is completed.

[0030] Further, the bottom of the straight rack 8 is provided with a sliding groove 10, the isolation plate 4 is provided with a sliding rail 11, and the sliding groove 10 and the sliding rail 11 are slidably connected.

[0031] The movement track of the straight rack 8 is limited by the cooperation of the chute 10 and the slide rail 11, so that the reciprocating movement of the straight rack 8 is more stable.

[0032] Further, the dust collector body 1 is provided with a putting groove 12 corresponding to the straight rack 8 on the side opposite to the telescopic rod 7, and the end of the straight rack 8 away from the telescopic rod 7 can be put into the putting groove 12.

[0033] The movable space of the straight rack 8 is extended by the putting groove 12.

[0034] Further, the telescopic rod 7 and the dust collector body 1 are provided with a sealing gasket 14.

[0035] The gap between the telescopic rod 7 and the dust collector body 1 is blocked by the sealing gasket 14, so that the risk of air leakage is reduced.

[0036] Further, the dust collector body 1 is provided with a timing switch 13, and the timing switch 13 is electrically connected with the driving mechanism 2.

[0037] The dust collector body 1 is provided with the timing switch 13, the start and stop of the driving mechanism 2 can be controlled in a timing mode, the dust removal cylinder 5 can be rotated to remove dust in a preset time, the staff does not need to operate the dust collector body 1 to remove dust each time, the self-dust-removing function is realized, and the problem of blockage of the dust removal cylinder 5 due to long-time non-removing dust is avoided.

[0038] Further, the limiting mechanism 3 comprises a fixed rod 15 and a support disc 16, a plurality of fixed rods 15 in the longitudinal direction are arranged below the isolation plate 4, the downward projection of the dust removal cylinder 5 in the same longitudinal column falls on the same fixed rod 15, a plurality of support discs 16 corresponding to the dust removal cylinder 5 are rotatably connected to the top of the fixed rod 15, and a limiting groove 17 is arranged on the top of the support disc.

[0039] The fixed rod 15 provides a stable mounting surface for the support disc 16, the support disc 16 is rotatably connected with the fixed rod 15, the support disc 16 can rotate with the rotation of the dust removal cylinder 5 in contact with the support disc 16, and the interference of the support disc 16 on the rotation of the dust removal cylinder 5 is reduced under the condition that the range of shaking of the bottom end of the dust removal cylinder 5 is limited.

[0040] Further, the dust removal cylinders 5 connected with the isolation plate 4 are distributed in a square grid shape of 4*4.

[0041] The working principle and use process of the utility model are as follows:

[0042] When the dust collector body 1 is in operation, the waste gas flows into the dust collector body 1 from the air inlet at the bottom, and the waste gas below the isolation plate 4 needs to pass through the filter holes on the dust removal cylinder 5 before rising above the isolation plate 4, and the filtered waste gas leaves the dust collector body 1 from the air outlet at the top, and the blocked impurities are left on the outer wall of the dust removal cylinder 5. The staff sets the duration and interval time of each cleaning work in the timing switch 13 in advance, and when the downtime of the driving mechanism 2 is equal to the preset interval time, the timing switch 13 starts the driving mechanism 2, the downtime of the driving mechanism 2 is cleared and the operation time is recorded, the telescopic rod 7 drives the linear rack 8 to move back and forth, the linear rack 8 drives the dust removal cylinder 5 to rotate back and forth through the ring gear 9 to clean the dust, and when the operation time is equal to the preset duration, the timing switch 13 stops the driving mechanism 2, and the operation time is cleared and the downtime is recorded.

[0043] The above is only a specific application example of the utility model, and does not constitute any limitation on the protection scope of the utility model. Any technical solution formed by equivalent transformation or equivalent replacement falls within the protection scope of the utility model.

Claims

1. A rotary off-line soot cleaning device for use in a dust collector, characterized by: The dust collector comprises a driving mechanism and a limiting mechanism arranged in a dust collector body, a partition plate arranged horizontally in the dust collector body, a plurality of dust removal cylinders distributed in a grid shape on the partition plate, the top end of the dust removal cylinder being rotatably connected to the partition plate via a bearing, the top end of the dust removal cylinder in the same vertical column being connected to the same driving mechanism and being synchronously rotated under the action of the driving mechanism, the limiting mechanism being arranged below the partition plate, the limiting mechanism being provided with a limiting groove corresponding to each dust removal cylinder, and the bottom end of the dust removal cylinder being arranged in the limiting groove.

2. A rotary off-line soot cleaning device for use in a dust collector according to claim 1, characterized in that: The driving mechanism comprises a telescopic rod, a linear rack and an annular rack, the top end of the dust removal cylinder being provided with the annular rack, the annular rack being coaxial with the axis of the dust removal cylinder, a plurality of linear racks being slidably connected to the partition plate, the annular rack in the same vertical column being engaged with the same linear rack, the dust collector body being provided with a telescopic rod corresponding to the linear rack, and the movable rod of the telescopic rod penetrating into the dust collector body and being coaxially connected to the end portion of the linear rack.

3. A rotary off-line soot cleaning device for use in a dust collector according to claim 2, characterized in that: The bottom portion of the linear rack is provided with a sliding groove, the partition plate is provided with a sliding rail, and the sliding groove and the sliding rail are slidably connected.

4. A rotary off-line soot cleaning device for use in a dust collector according to claim 2, characterized in that: The side of the dust collector body opposite to the telescopic rod is provided with a putting groove corresponding to the linear rack, and the end of the linear rack away from the telescopic rod can be put into the putting groove.

5. A rotary off-line soot cleaning device for use in a dust collector according to claim 2, characterized in that: A sealing gasket is arranged between the telescopic rod and the dust collector body.

6. A rotary off-line soot cleaning device for use in a dust collector according to claim 1, characterized in that: A timing switch is arranged outside the dust collector body and is electrically connected to the driving mechanism.

7. A rotary off-line soot cleaning device for use in a dust collector according to claim 1, characterized in that: The limiting mechanism comprises a fixed rod and a support disc, a plurality of fixed rods are arranged below the partition plate in the longitudinal direction, the downward projection of the dust removal cylinder in the same vertical column falling on the same fixed rod, a plurality of support discs corresponding to the dust removal cylinder are rotatably connected to the top portion of the fixed rod, and the top portion of the support disc is provided with a limiting groove.

8. A rotary off-line soot cleaning device for use in a dust collector according to claim 1, characterized in that: The dust removal cylinders connected to the partition plate are distributed in a 4*4 square grid shape.

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