Cyclone dust collector for lime rotary kiln

Abstract

The utility model belongs to the field of cyclone dust collectors, and particularly relates to a cyclone dust collector for a lime rotary kiln, which comprises a dust collector main body, a discharge pipe is arranged at the top of the dust collector main body, a butt joint pipe is sleeved at the tail end of the discharge pipe in a sliding manner, and an anti-backflow mechanism is arranged on the inner side of the butt joint pipe. A flange is fixedly connected to the outer side of the discharging pipe, a lock catch is hinged to the outer side of the butt joint pipe and connected with the flange in a clamped mode, a sliding sleeve is fixedly connected to the edge of the upper end of the butt joint pipe, and a locking pin is slidably connected to the inner side of the sliding sleeve. According to the utility model, the flange is arranged at the tail end of the discharge pipe of the dust remover main body, then the hinged buckle is arranged on the outer side of the butt joint pipe, the buckle can be buckled on the flange, then the locking pin supported by the spring is arranged below the buckle, and the locking pin is inserted into the lock catch under the elastic force action of the spring, so that the dust remover can be locked. Therefore, the transition connection between the dust remover main body and the next process can be completed only by controlling the separation and reunion of the lock catch and the flange.

Description

Technical Field

[0001] The utility model relates to the field of cyclone dust collectors, in particular to a cyclone dust collector for a lime rotary kiln. Background Art

[0002] A cyclone dust collector for a lime rotary kiln is a dust removal device used in a rotary kiln system, which is intended to remove dust and particulate matter generated during the lime production process. The cyclone dust collector uses centrifugal force to separate dust from the gas, thereby achieving the purpose of purifying the air. For example, the utility model patent with the authorization announcement number CN110116056B proposes a cyclone dust collector, including an exhaust pipe and an outer cylinder, and also includes an inner cylinder arranged in the outer cylinder, the inner cylinder and the outer cylinder together enclose a negative pressure channel, the upper part of the inner cylinder is connected to the exhaust pipe, and the lower part is connected to the exhaust pipe through the negative pressure channel, so that the airflow in the inner cylinder is discharged in two ways, the first way is directly discharged upward through the exhaust pipe, and the second way is discharged through the negative pressure channel into the exhaust pipe.

[0003] When the existing cyclone dust collector is connected to the dust bag of the next process, most of them adopt a fixed connection method, which is troublesome to disassemble later, and the dust in the dust bag will flow back when the machine is turned off. Therefore, it needs to be improved. Utility Model Content

[0004] The utility model aims to provide a cyclone dust collector for a lime rotary kiln, which solves the problem that most of the existing cyclone dust collectors are connected to the dust collecting bags of the next process in a fixed manner, which is troublesome when they need to be disassembled later. At the same time, it solves the problem that the dust in the dust collecting bags will flow back when the machine is turned off.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cyclone dust collector for a lime rotary kiln, comprising a dust collector body, a discharge pipe is arranged on the top of the dust collector body, the end of the discharge pipe is slidably sleeved with a docking pipe, an anti-backflow mechanism is arranged on the inner side of the docking pipe, a flange is fixedly connected to the outer side of the discharge pipe, a lock buckle is hinged on the outer side of the docking pipe, and the lock buckle is clamped with the flange, a sliding sleeve is fixedly connected to the upper end edge of the docking pipe, a locking pin is slidably connected to the inner side of the sliding sleeve, the locking pin is plugged with the lock buckle, a spring 1 is arranged on the inner side of the sliding sleeve, one end of the spring 1 is fixedly connected to the locking pin, and the other end of the spring 1 is fixedly connected to the inner surface of the sliding sleeve, a lever is fixedly connected to the middle section of the pin body of the locking pin, and the lever passes through the sliding sleeve and is slidably connected to the sliding sleeve.

[0006] Preferably, a retaining ring is fixedly connected to the inner side of the discharge pipe, and the retaining ring abuts against the butt joint pipe. The setting of the retaining ring has a limiting effect on the installation position of the butt joint pipe.

[0007] Preferably, a sealing ring is embedded in the outer side of the pipe wall of the butt joint pipe, and the sealing ring contacts the inner wall of the discharge pipe. The sealing ring can increase the sealing performance after the butt joint pipe and the discharge pipe are connected.

[0008] Preferably, the anti-backflow mechanism comprises a cone tube fixedly connected to the inner wall of the butt-joint tube, a plurality of fixed rods are fixedly connected to the inner side of the cone tube, and a center block is fixedly connected between the plurality of fixed rods, a guide sleeve is fixedly connected to the bottom of the center block, a sliding rod is slidably connected to the inner side of the guide sleeve, a plug is fixedly connected to the bottom of the sliding rod, and the plug is slidably connected to the inner side of the lower opening of the cone tube, a spring 2 is arranged on the inner side of the sliding sleeve, one end of the spring 2 is fixedly connected to the sliding rod, and the other end of the spring 2 is fixedly connected to the inner surface of the guide sleeve, and a corrugated sleeve is fixedly connected between the center block and the plug. By setting the anti-backflow mechanism, the backflow of materials can be prevented.

[0009] Preferably, a guide block is fixedly connected to the upper section of the rod body of the slide rod, and the guide block penetrates the guide sleeve and is slidably connected to the guide sleeve. The setting of the guide block has a guiding effect on the sliding of the plug.

[0010] Preferably, the top of the cone tube is in contact with a non-woven fabric, the lower edge of the non-woven fabric is fixedly connected with a rubber bead, and the rubber bead is clamped with the cone tube. By setting the non-woven fabric, the material can be filtered to a certain extent.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model provides a flange at the end of the discharge pipe of the dust collector body, and then provides a hinged buckle on the outer side of the butt pipe, the buckle can be buckled on the flange, and then a locking pin supported by a spring is provided under the buckle, and the locking pin is inserted into the buckle under the elastic force of the spring, so that the transition connection between the dust collector body and the next process can be completed by controlling the clutch of the lock buckle and the flange.

[0013] 2. The utility model sets an anti-backflow mechanism on the inner side of the butt joint pipe. When the material in the dust collector body is drawn into the butt joint pipe through the discharge pipe under the action of the fan, the plug will be separated from the cone pipe under the action of the impact force. When the material in the dust collector body stops being transported, the plug will be reset under the action of the spring, thereby preventing the dust material in the next process from flowing back into the dust collector body. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2For the utility model Figure 1 A magnified view of the local structure;

[0016] Figure 3 For the utility model Figure 2 A magnified view of the structure of part A;

[0017] Figure 4 For the utility model Figure 2 Enlarged view of the backflow prevention mechanism.

[0018] In the figure: 1. Dust collector body; 2. Discharge pipe; 3. Butt pipe; 4. Sealing ring; 5. Retaining ring; 6. Anti-backflow mechanism; 7. Flange; 8. Locking buckle; 9. Sliding sleeve; 10. Locking pin; 11. Spring 1; 12. Push rod; 61. Conical tube; 62. Fixed rod; 63. Center block; 64. Guide sleeve; 65. Sliding rod; 66. Plug; 67. Spring 2; 68. Guide block; 69. Corrugated sleeve; 610. Non-woven fabric; 611. Rubber beads. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 A cyclone dust collector for a lime rotary kiln comprises a dust collector body 1, a discharge pipe 2 is arranged on the top of the dust collector body 1, a butt joint pipe 3 is slidably sleeved on the end of the discharge pipe 2, a flange 7 is fixedly connected to the outer side of the discharge pipe 2, a lock buckle 8 is hinged on the outer side of the butt joint pipe 3, and the lock buckle 8 is snapped with the flange 7, a sliding sleeve 9 is fixedly connected to the upper end edge of the butt joint pipe 3, a locking pin 10 is slidably connected to the inner side of the sliding sleeve 9, the locking pin 10 is plugged with the lock buckle 8, a spring 11 is arranged on the inner side of the sliding sleeve 9, one end of the spring 11 is fixedly connected to the locking pin 10, and the other end of the spring 11 is fixedly connected to the inner surface of the sliding sleeve 9, a lever 12 is fixedly connected to the middle section of the pin body of the locking pin 10, and the lever 12 passes through the sliding sleeve 9 and is slidably connected to the sliding sleeve 9.

[0021] See also Figure 2 A retaining ring 5 is fixedly connected to the inner side of the discharge pipe 2, and the retaining ring 5 contacts the butt joint pipe 3. The setting of the retaining ring 5 has a limiting effect on the installation position of the butt joint pipe 3. A sealing ring 4 is embedded in the outer side of the pipe wall of the butt joint pipe 3, and the sealing ring 4 contacts the inner wall of the discharge pipe 2. The setting of the sealing ring 4 can increase the sealing performance after the butt joint pipe 3 and the discharge pipe 2 are connected.

[0022] See also Figure 2 , Figure 4 A backflow prevention mechanism 6 is provided on the inner side of the butt-joint pipe 3. The backflow prevention mechanism 6 can prevent the backflow of materials. The backflow prevention mechanism 6 includes a conical tube 61 fixedly connected to the inner wall of the butt-joint pipe 3. A plurality of fixed rods 62 are fixedly connected to the inner side of the conical tube 61. A central block 63 is fixedly connected between the plurality of fixed rods 62. A guide sleeve 64 is fixedly connected to the bottom of the central block 63. A slide rod 65 is slidably connected to the inner side of the guide sleeve 64. A plug 66 is fixedly connected to the bottom of the slide rod 65. The plug 66 is slidably connected to the inner side of the lower end opening of the conical tube 61. A spring 67 is provided on the inner side of the guide sleeve 64. One end of the spring 67 is fixedly connected to the slide rod 65. The other end of the spring 67 is fixedly connected to the inner surface of the guide sleeve 64. A corrugated sleeve 69 is fixedly connected between the central block 63 and the plug 66. The upper section of the rod body of the slide rod 65 is fixedly connected with a guide block 68, which penetrates the guide sleeve 64 and is slidably connected with the guide sleeve 64. The setting of the guide block 68 has a guiding effect on the sliding of the plug 66. The top of the cone tube 61 is in contact with a non-woven fabric 610, and the lower edge of the non-woven fabric 610 is fixedly connected with a rubber card bead 611, and the rubber card bead 611 is clamped with the cone tube 61. Through the setting of the non-woven fabric 610, the material can be filtered to a certain extent.

[0023] The specific implementation process of the utility model is as follows: when in use, when the material in the dust collector body 1 is drawn into the butt-joint pipe 3 through the discharge pipe 2 under the action of the fan, the plug 66 will be separated from the cone 61 under the action of the impact force, and when the material in the dust collector body 1 stops being transported, the plug 66 will be reset under the action of the spring 2 67, so as to prevent the dust material in the next process from flowing back into the dust collector body 1;

[0024] If it is necessary to separate the discharge pipe 2 from the docking pipe 3 at a later stage, it is only necessary to pull the locking pin 10 downward through the lever 12, so that the locking pin 10 slides in the sleeve 9 and compresses the spring 11. At this time, the locking pin 10 is separated from the lock buckle 8, thereby releasing the restriction on the lock buckle 8, and then the lock buckle 8 is pushed to separate it from the flange 7 on the outside of the discharge pipe 2. In this way, the restriction between the discharge pipe 2 and the docking pipe 3 is released, and the two can be separated afterwards.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cyclone dust collector for a lime rotary kiln, comprising a dust collector body (1), characterized in that: A discharge pipe (2) is arranged at the top of the dust collector body (1), a butt joint pipe (3) is slidably sleeved at the end of the discharge pipe (2), a backflow prevention mechanism (6) is arranged on the inner side of the butt joint pipe (3), a flange (7) is fixedly connected to the outer side of the discharge pipe (2), a lock buckle (8) is hingedly connected to the outer side of the butt joint pipe (3), and the lock buckle (8) is snap-fitted with the flange (7), a sliding sleeve (9) is fixedly connected to the upper edge of the butt joint pipe (3), and the inner side of the sliding sleeve (9) is fixedly connected to the upper edge of the butt joint pipe (3). A locking pin (10) is connected to the side sliding, and the locking pin (10) is plugged into the lock buckle (8). A spring (11) is arranged on the inner side of the sliding sleeve (9), and one end of the spring (11) is fixedly connected to the locking pin (10), and the other end of the spring (11) is fixedly connected to the inner surface of the sliding sleeve (9). A lever (12) is fixedly connected to the middle section of the pin body of the locking pin (10), and the lever (12) passes through the sliding sleeve (9) and is slidably connected to the sliding sleeve (9).

2. A cyclone dust collector for a lime rotary kiln according to claim 1, characterized in that: A retaining ring (5) is fixedly connected to the inner side of the discharge pipe (2), and the retaining ring (5) abuts against the butt joint pipe (3).

3. The cyclone dust collector for a lime rotary kiln according to claim 1, characterized in that: A sealing ring (4) is embedded in the outer side of the tube wall of the butt-joint tube (3), and the sealing ring (4) is in contact with the inner wall of the discharge tube (2).

4. The cyclone dust collector for a lime rotary kiln according to claim 1, characterized in that: The anti-backflow mechanism (6) comprises a conical tube (61) fixedly connected to the inner wall of the butt-jointed tube (3); a plurality of fixed rods (62) are fixedly connected to the inner side of the conical tube (61); a central block (63) is fixedly connected between the plurality of fixed rods (62); a guide sleeve (64) is fixedly connected to the bottom of the central block (63); a sliding rod (65) is slidably connected to the inner side of the guide sleeve (64); a plug (66) is fixedly connected to the bottom of the sliding rod (65); and the plug (66) is slidably connected to the inner side of the lower opening of the conical tube (61); a second spring (67) is arranged on the inner side of the guide sleeve (64); one end of the second spring (67) is fixedly connected to the sliding rod (65); the other end of the second spring (67) is fixedly connected to the inner surface of the guide sleeve (64); and a corrugated sleeve (69) is fixedly connected between the central block (63) and the plug (66).

5. A cyclone dust collector for a lime rotary kiln according to claim 4, characterized in that: The upper section of the rod body of the sliding rod (65) is fixedly connected with a guide block (68), and the guide block (68) penetrates the guide sleeve (64) and is slidably connected with the guide sleeve (64).

6. A cyclone dust collector for a lime rotary kiln according to claim 4, characterized in that: The top of the cone tube (61) is in contact with a non-woven fabric (610), the lower edge of the non-woven fabric (610) is fixedly connected with a rubber clamping bead (611), and the rubber clamping bead (611) is clamped with the cone tube (61).

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