Dust removal device for coal-fired unit

Abstract

The utility model discloses a dust removal device of a coal-fired unit, which belongs to the technical field of dust removal devices, and comprises a rack and a blanking pipe, the blanking pipe is fixedly arranged at the end part of the rack, the outer surface of one side of the blanking pipe is connected with a dust collection pipe, the bottom of the blanking pipe is connected with a corrugated connecting pipe, the bottom of the corrugated connecting pipe is connected with a bulk head, and the bulk head is connected with the dust collection pipe. A motor is fixedly installed on the upper surface of the rack, the output end of the motor is connected with a driving shaft, the outer surface of the driving shaft is sleeved with a winding wheel, the middle position of the driving shaft is connected with a coupler, and a traction rope is wound around the outer surface of the winding wheel. According to the dust removal device of the coal-fired unit, positioning can be carried out when the dust removal device is installed, the accuracy of the installation position of the dust removal device can be guaranteed, the situation of leakage caused by displacement of the dust removal device can be avoided, guiding can be carried out when the dust removal device is lifted, and the situation of deviation of the dust removal device can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal device technical field, especially a coal-fired unit dust removal device. BACKGROUND

[0002] The coal-fired unit is equipped with when using the circulating fluidized bed boiler, and the coal residue generated by the operation of the coal-fired unit is transported to the residue bin, and the residue bin needs to be discharged after long-term use, a large amount of dust is generated during the discharge, which pollutes the surrounding environment, and the dust removal device needs to be used for dust removal.

[0003] The installation position of the conventional coal-fired unit dust removal device cannot be accurately positioned during use, and there is deviation in actual installation, when the dust removal device is displaced, leakage problems will occur, and when the dust removal device is lifted, the device is prone to deviation due to lack of effective guidance. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a coal-fired unit dust removal device, which can effectively solve the technical problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:

[0006] A coal-fired unit dust removal device, comprising a rack and a discharging pipe, the discharging pipe is fixedly installed at the end of the rack, and the outer surface of one side of the discharging pipe is connected with a dust collecting pipe, the bottom of the discharging pipe is connected with a corrugated connecting pipe, the bottom of the corrugated connecting pipe is connected with a bulkhead, the upper surface of the rack is fixedly installed with a motor, the output end of the motor is connected with a driving shaft, the outer surface of the driving shaft is sleeved with a winding wheel, and the middle position of the driving shaft is connected with a shaft coupling, the outer surface of the winding wheel is wound with a traction rope, the top of the bulkhead is fixedly connected with a lifting lug connected with the traction rope, the outer surface of the rack is fixedly installed with a plurality of guide roller groups matched with the traction rope, and the outer side of the rack is connected with a positioning installation structure.

[0007] As a further scheme of the utility model, the positioning installation structure comprises a connecting frame, a lifting frame and a mounting head, the connecting frame is fixed to the outer side of the rack, the lifting frame is inserted into the inside of the connecting frame, and the mounting head is fixed to the bottom end of the lifting frame.

[0008] As a further scheme of the utility model, the bottom of the connecting frame is screwed with a threaded pin, and the bottom of the connecting frame is provided with a threaded groove matched with the threaded pin, and the end of the threaded pin abuts against the lifting frame.

[0009] As a further scheme of the utility model, the lifting frame is fixedly connected with the connecting frame through the threaded pin and the threaded groove, and the inside of the connecting frame is provided with a groove matched with the lifting frame.

[0010] As a further scheme of the utility model, the lower surface of the rack is fixedly installed with a guide frame, the outer side of the lifting lug is fixedly connected with a adapter head which is clamped into the guide frame, and the inner side of the guide frame is provided with a guide groove which is matched with the adapter head.

[0011] As a further scheme of the utility model, the bottom of the guide frame is provided with a limiting part, and the lifting lug is slidably connected with the guide frame through the adapter head and the guide groove.

[0012] As a further scheme of the utility model, the end of the corrugated connecting pipe is fixedly connected with an adapter ring, the end of the blanking pipe and the bulk head are all fixedly connected with a mounting ring, the outer surface of the adapter ring is connected with a clamping column, and the inside of the mounting ring is provided with a clamping groove.

[0013] As a further scheme of the utility model, the bottom of the bulk head is installed with an inductor, and the inductor is used for the contact condition of the material and the bulk head in the discharging process.

[0014] The utility model has the advantages of the following:

[0015] 1. The positioning and installing structure is arranged, the dust removal device can be positioned during installation, the accuracy of the installation position of the dust removal device can be guaranteed, and the leakage caused by the displacement of the dust removal device can be avoided.

[0016] 2. The guide frame, the adapter head and the guide groove are arranged, the dust removal device can be guided during lifting, and the deviation of the dust removal device can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the utility model of a coal-fired unit dust removal device;

[0018] Figure 2 It is a plan view of the utility model of a coal-fired unit dust removal device;

[0019] Figure 3 It is a positioning and installing structure schematic view of the utility model of a coal-fired unit dust removal device;

[0020] Figure 4 It is a connection schematic view of the guide frame, the adapter head and the lifting lug of the utility model of a coal-fired unit dust removal device;

[0021] Figure 5 It is a connection schematic view of the adapter ring and the mounting ring of the utility model of a coal-fired unit dust removal device.

[0022] In the figure: 1, rack; 2, blanking pipe; 3, dust collecting pipe; 4, corrugated connecting pipe; 5, bulkhead; 6, motor; 7, drive shaft; 8, winding wheel; 9, shaft coupling; 10, traction rope; 11, lifting lug; 12, guide wheel set; 13, positioning mounting structure; 14, connecting frame; 15, lifting frame; 16, mounting head; 17, threaded pin; 18, threaded groove; 19, guide frame; 20, adapter; 21, guide groove; 22, limiting part; 23, adapter ring; 24, mounting ring; 25, clamping column; 26, clamping groove. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0024] As shown in Figures 1-5 A coal-fired unit dust removal device, comprising a rack 1 and a blanking pipe 2, the blanking pipe 2 is fixedly installed at the end of the rack 1, and the outer surface of one side of the blanking pipe 2 is connected with a dust collecting pipe 3, the bottom of the blanking pipe 2 is connected with a corrugated connecting pipe 4, the bottom of the corrugated connecting pipe 4 is connected with a bulkhead 5, the upper surface of the rack 1 is fixedly installed with a motor 6, the output end of the motor 6 is connected with a drive shaft 7, the outer surface of the drive shaft 7 is sleeved with a winding wheel 8, and the middle position of the drive shaft 7 is connected with a shaft coupling 9, the outer surface of the winding wheel 8 is wound with a traction rope 10, the top of the bulkhead 5 is fixedly connected with a lifting lug 11 connected with the traction rope 10, the outer surface of the rack 1 is fixedly installed with a plurality of guide wheel sets 12 matched with the traction rope 10, and the outer side of the rack 1 is connected with a positioning mounting structure 13.

[0025] In the embodiment, the positioning mounting structure 13 comprises a connecting frame 14, a lifting frame 15 and a mounting head 16, the connecting frame 14 is fixed to the outer side of the rack 1, the lifting frame 15 is inserted into the inside of the connecting frame 14, and the mounting head 16 is fixed to the bottom end of the lifting frame 15.

[0026] When the dust removal device is installed, the installation position of the dust removal device is limited by the connecting frame 14, the lifting frame 15 and the mounting head 16, which can ensure the accuracy of the installation position of the dust removal device.

[0027] In the embodiment, the bottom of the connecting frame 14 is screwed with a threaded pin 17, the bottom of the connecting frame 14 is provided with a threaded groove 18 matched with the threaded pin 17, the end of the threaded pin 17 abuts against the lifting frame 15, the lifting frame 15 is fixedly connected with the connecting frame 14 through the threaded pin 17 and the threaded groove 18, and the inside of the connecting frame 14 is provided with a groove matched with the lifting frame 15.

[0028] Pull the lifting frame 15, the lifting frame 15 drives the mounting head 16 to change the mounting height, and the lifting frame 15 is fixed with the connecting frame 14 through the threaded pin 17 and the threaded groove 18, so that the dust removal device is positioned at different mounting heights.

[0029] In the embodiment, the lower surface of the rack 1 is fixedly provided with a guide frame 19, the outer side of the lifting lug 11 is fixedly connected with a connecting head 20 which is clamped into the guide frame 19, the inner side of the guide frame 19 is provided with a guide groove 21 matched with the connecting head 20, and the bottom of the guide frame 19 is provided with a limiting portion 22. The lifting lug 11 is slidably connected with the guide frame 19 through the connecting head 20 and the guide groove 21.

[0030] When the bulk head 5 is lifted, the lifting lug 11 is lifted together, and the lifting lug 11 is relatively slid with the guide frame 19 through the connecting head 20 and the guide groove 21, so that the dust removal device can be guided when it is lifted, and the deviation of the dust removal device can be avoided.

[0031] In the embodiment, the end of the corrugated connecting pipe 4 is fixedly connected with a connecting ring 23, the end of the blanking pipe 2 and the bulk head 5 is fixedly connected with a mounting ring 24, the outer surface of the connecting ring 23 is connected with a clamping column 25, and the inner portion of the mounting ring 24 is provided with a clamping groove 26.

[0032] The connecting ring 23 is clamped with the mounting ring 24 through the clamping column 25 and the clamping groove 26, so that the corrugated connecting pipe 4 can be conveniently mounted and dismounted with the blanking pipe 2 and the bulk head 5.

[0033] In the embodiment, the bottom of the bulk head 5 is provided with a sensor, which is used to sense the contact between the material and the bulk head 5 during the discharging process.

[0034] When the sensor senses that the material is full of contact during the discharging process, the bulk head 5 is automatically lifted.

[0035] It needs to be explained that the utility model is a coal -fired unit dust collector, in using, pull down the lifting frame 15, the lifting frame 15 drives the installation height of mounting head 16 to change, the lifting frame 15 is fixed with connecting frame 14 through threaded pin 17 and threaded groove 18, realize the installation height of the adjustment of dust collector, the installation position of dust collector is limited through connecting frame 14, lifting frame 15 and mounting head 16, the blanking pipe 2 is docked with slag bin, the bulk head 5 is docked with material receiving device, the dust collection pipe 3 dust collector is connected, the coal ash in slag bin enters material receiving device through blanking pipe 2, the dust generated by slag discharge is discharged through dust collection pipe 3, when the inductor senses the full contact of material during discharging process, start motor 6, motor 6 drives winding wheel 8 to rotate through driving shaft 7, winding wheel 8 rotates and winds traction rope 10, traction rope 10 lifts bulk head 5 through lifting lug 11, lifting lug 11 slides with guide frame 19 through adapter head 20 and guide groove 21, can guide when dust collector is lifted, can avoid the deviation of dust collector.

[0036] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A coal-fired unit dust removal device, characterized in that: The utility model provides a kind of material feeding device, including rack (1) and blanking tube (2), the blanking tube (2) is fixedly installed at the end of rack (1), and one side outer surface of blanking tube (2) is connected with dust collection pipe (3), the bottom of blanking tube (2) is connected with corrugated connecting pipe (4), the bottom of corrugated connecting pipe (4) is connected with bulkhead (5), the upper surface of rack (1) is fixedly installed with motor (6), the output end of motor (6) is connected with driving shaft (7), the outer surface of driving shaft (7) is sleeved with winding wheel (8), and driving shaft (7) is connected with shaft coupling (9) in middle position, the outer surface of winding wheel (8) is wound with traction rope (10), the top of bulkhead (5) is fixedly connected with lifting lug (11) connected with traction rope (10), the outer surface of rack (1) is fixedly installed with multiple guide pulley groups (12) matched with traction rope (10), and the outer side of rack (1) is connected with positioning installation structure (13).

2. A dust removal device for a coal-fired unit according to claim 1, characterized in that: The positioning installation structure (13) includes a connecting frame (14), a lifting frame (15), and a mounting head (16), the connecting frame (14) is fixed to the outer side of the rack (1), the lifting frame (15) is inserted into the interior of the connecting frame (14), and the mounting head (16) is fixed to the bottom end of the lifting frame (15).

3. A dust removal device for a coal-fired unit according to claim 2, characterized in that: The bottom of the connecting frame (14) is screwed into a threaded pin (17), and the bottom of the connecting frame (14) is provided with a threaded groove (18) matched with the threaded pin (17), and the end of the threaded pin (17) abuts tightly against the lifting frame (15).

4. A dust removal device for a coal-fired unit according to claim 3, characterized in that: The lifting frame (15) is fixedly connected with the connecting frame (14) through the threaded pin (17) and the threaded groove (18), and the interior of the connecting frame (14) is provided with a groove matched with the lifting frame (15).

5. A dust removal device for a coal-fired unit according to claim 1, characterized in that: The bottom surface of the rack (1) is fixedly installed with a guide frame (19), the outer side of the lifting lug (11) is fixedly connected with a link head (20) clamped into the interior of the guide frame (19), and the inner side of the guide frame (19) is provided with a guide groove (21) matched with the link head (20).

6. A dust removal device for a coal-fired unit according to claim 5, characterized in that: The bottom of the guide frame (19) is provided with a limiting portion (22), and the lifting lug (11) is slidingly connected with the guide frame (19) through the link head (20) and the guide groove (21).

7. A dust removal device for a coal-fired unit according to claim 1, characterized in that: The end of the corrugated connecting pipe (4) is fixedly connected with a link ring (23), the ends of the blanking tube (2) and the bulkhead (5) are fixedly connected with mounting rings (24), the outer surface of the link ring (23) is connected with a clamping column (25), and the interior of the mounting ring (24) is provided with a clamping groove (26).

8. A dust removal device for a coal-fired unit according to claim 1, characterized in that: The bottom of the bulkhead (5) is provided with an inductor, which is used to contact the material with the bulkhead (5) during the discharging process.

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