Cyclone beneficial to reducing blockage of sand outlet

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a swirler favorable for reducing blockage of a sand outlet, which comprises a swirler body, an overflow pipeline fixedly connected to the upper end of the swirler body, a feeding pipeline fixedly connected to the side surface of the swirler body, and a sand setting pipeline fixedly connected to the lower end of the swirler body. A dredging pipeline is fixedly connected to the lower end of the sand setting pipeline, a dredging module is arranged in the dredging pipeline, and the dredging module comprises a connecting box, a positioning cylinder, a dredging rod, an equipment shell, a supporting rod, a second motor, a first bevel gear, a second bevel gear and a transmission shaft. The output end of a second motor drives a dredging rod to rotate through cooperation of a transmission shaft, a first bevel gear and a second bevel gear, the dredging rod drives blades on the surface to rotate to dredge gravel in a sand setting pipeline, the gravel discharging speed is increased, gravel blockage is effectively avoided, the working efficiency and use safety of the cyclone are improved, and the service life of the cyclone is prolonged. The maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to a cyclone that is favorable to reduce sand outlet blockage. BACKGROUND

[0002] Cyclone is a common separation and classification equipment, and its working principle is centrifugal sedimentation, and the basic principle of cyclone is to separate liquid-liquid, liquid-solid, liquid-gas and other two-phase mixtures with certain density difference under the action of centrifugal force. When the two-phase mixture to be separated enters the cyclone tangentially from the periphery of the cyclone at a certain pressure, different centrifugal forces are generated to separate the two phases. At present, in the sewage treatment process, cyclone is a commonly used solid-liquid separation device, which separates solid particles from liquid by centrifugal force generated by high-speed rotation.

[0003] However, when the solid content in the liquid is high, the cyclone often encounters the problem of sand outlet blockage in actual operation, which not only affects the sewage treatment efficiency, but also causes equipment damage and increases maintenance cost.

[0004] Therefore, it is necessary to invent a cyclone that is favorable to reduce sand outlet blockage to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims to provide a cyclone that is favorable to reduce sand outlet blockage to solve the problem of sand outlet blockage that often occurs in the technology, which not only affects the sewage treatment efficiency, but also causes equipment damage and increases maintenance cost.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a cyclone that is favorable to reduce sand outlet blockage, comprising a cyclone body, an overflow pipe connected to the upper end of the cyclone body, a feed pipe connected to the side of the cyclone body, a sand settling pipe connected to the lower end of the cyclone body, a dredging pipe connected to the lower end of the sand settling pipe, a dredging module arranged inside the dredging pipe, and the dredging module comprising a connecting box, a positioning cylinder, a dredging rod, a device shell, a support rod, a second motor, a first bevel gear, a second bevel gear and a transmission shaft.

[0007] By adopting the above technical scheme, the output end of the second motor drives the dredging rod to rotate through the transmission shaft, the first bevel gear and the second bevel gear, the surface of the dredging rod drives the blades to rotate to dredge the sand and gravel inside the sand settling pipe, improve the sand and gravel discharge speed, effectively avoid the sand and gravel blockage, improve the working efficiency and use safety of the cyclone, and reduce the maintenance cost.

[0008] Optionally, the connecting box is fixedly connected with the inner wall of the dredging pipeline, the positioning cylinder is fixedly connected with one end of the inner side of the connecting box, and the positioning cylinder, the vortex finder body, the sand setting pipeline and the dredging pipeline are located on the same axis.

[0009] Optionally, the dredging rod is slidably connected with the upper end of the positioning cylinder, the inner wall of the dredging pipeline is fixedly connected with a positioning frame, the dredging rod is slidably connected with the center of the positioning frame, and the upper end of the dredging rod extends into the sand setting pipeline.

[0010] By adopting the above technical scheme, the upper end of the dredging rod rotates in the sand setting pipeline.

[0011] Optionally, the equipment shell is slidably connected with the inner side of the positioning cylinder, the supporting rod is slidably connected with the inner side of the connecting box, one end of the inner side of the supporting rod is fixedly connected with the equipment shell, one end of the outer side of the supporting rod is fixedly connected with a second mounting plate, and the second motor is fixedly installed on the outer side surface of the second mounting plate.

[0012] By adopting the above technical scheme, the equipment shell and the supporting rod cooperate to position the position of the dredging rod, thereby improving the stability of the dredging rod during rotation.

[0013] Optionally, the dredging rod is rotatably connected with the upper end of the equipment shell, the first bevel gear is fixedly connected with the lower end of the dredging rod, the supporting rod is slidably connected with a transmission shaft, one end of the inner side of the transmission shaft is fixedly connected with a second bevel gear, the second bevel gear is meshingly connected with the first bevel gear, and one end of the outer side of the transmission shaft is fixedly connected with the output end of the second motor.

[0014] By adopting the above technical scheme, the output end of the second motor drives the transmission shaft to rotate, the transmission shaft drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate, and the first bevel gear drives the dredging rod to rotate.

[0015] Optionally, the upper end of the equipment shell is fixedly connected with a positioning block, the inner side of the positioning block is provided with a positioning groove, the surface of the dredging rod is fixedly connected with a positioning ring, and the positioning ring is rotatably connected with the positioning groove.

[0016] By adopting the above technical scheme, the positioning ring rotates in the positioning groove, thereby further improving the stability of the dredging rod during rotation.

[0017] Optionally, the side surface of the dredging pipeline is fixedly connected with a first mounting plate, the surface of the first mounting plate is fixedly installed with a first motor, the output end of the first motor is fixedly connected with a first transmission rod, and the lower end of the first transmission rod is rotatably connected with a second transmission rod.

[0018] Optionally, the upper end of the second mounting plate is fixedly connected with a third transmission rod, and the lower end of the second transmission rod is rotationally connected with the third transmission rod.

[0019] Through the above technical scheme, the first motor, the first transmission rod, the second transmission rod and the third transmission rod are cooperated to drive the supporting rod to slide up and down in the inside of the connecting box, and then drive the equipment shell and the second motor to move up and down, so that the dredging rod in the rotating process is inserted and extracted up and down in the inside of the sand setting pipe, the dredging speed of the sand and stone in the inside of the sand setting pipe is further improved, and the sand discharging efficiency is further improved.

[0020] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0021] 1. The utility model discloses a second motor's output passes through the transmission shaft, the first bevel gear and the second bevel gear cooperation drive dredging rod to rotate, and the dredging rod drives the surface blade to rotate to dredge the sand and stone in the inside of the sand setting pipe, improves the sand and stone discharging speed, effectively avoids the sand and stone to block, improves the working efficiency and use safety of cyclone, and reduces the maintenance cost.

[0022] 2. The utility model discloses the cooperation of the first motor, the first transmission rod, the second transmission rod and the third transmission rod drives the supporting rod to slide up and down in the inside of the connecting box, and then drives the dredging rod to insert and extract up and down in the inside of the sand setting pipe, further improves the dredging speed of the sand and stone in the inside of the sand setting pipe, and further improves the sand discharging efficiency. DRAWINGS

[0023] Figure 1 It is the whole structure schematic diagram of the utility model;

[0024] Figure 2 It is the dredging pipe structure schematic diagram of the utility model;

[0025] Figure 3 It is the positioning cylinder outside structure schematic diagram of the utility model;

[0026] Figure 4 It is the positioning cylinder inside structure schematic diagram of the utility model;

[0027] Figure 5 It is the equipment shell inside structure schematic diagram of the utility model.

[0028] DRAWINGS

[0029] 1, cyclone body; 11, overflow pipe; 12, feed pipe; 13, sand pipe; 2, dredging pipe; 21, positioning frame; 22, connecting box; 23, positioning cylinder; 24, dredging rod; 25, first mounting plate; 26, first motor; 27, first transmission rod; 28, second transmission rod; 29, positioning ring; 3, equipment shell; 31, support rod; 32, second mounting plate; 33, second motor; 34, third transmission rod; 35, positioning block; 36, positioning groove; 37, first bevel gear; 38, second bevel gear; 39, transmission shaft. DETAILED DESCRIPTION

[0030] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be introduced in further detail below.

[0031] The utility model provides a cyclone which is favorable for reducing sand outlet blockage Figures 1 to 5 As shown in a kind of cyclone that is favorable for reducing sand outlet blockage, including cyclone body 1, the upper end of cyclone body 1 is fixedly connected with overflow pipe 11, the side surface of cyclone body 1 is fixedly connected with feed pipe 12, the lower end of cyclone body 1 is fixedly connected with sand pipe 13, the lower end of sand pipe 13 is fixedly connected with dredging pipe 2, dredging module is arranged in the inside of dredging pipe 2, dredging module includes connecting box 22, positioning cylinder 23, dredging rod 24, equipment shell 3, support rod 31, second motor 33, first bevel gear 37, second bevel gear 38 and transmission shaft 39, connecting box 22 is fixedly connected with the inner wall of dredging pipe 2, positioning cylinder 23 is fixedly connected with one end of connecting box 22 inside, positioning cylinder 23 is located with cyclone body 1, sand pipe 13 and dredging pipe 2 on the same axis, dredging rod 24 is slidably connected with the upper end of positioning cylinder 23, the inner wall of dredging pipe 2 is fixedly connected with positioning frame 21, dredging rod 24 is slidably connected with the center of positioning frame 21, and the upper end of dredging rod 24 extends to the inside of sand pipe 13.

[0032] Among them, the position close to the upper end of the surface of dredging rod 24 is fixedly connected with helical blade, and the helical blade is rotated in the process of rotating the dredging rod 24, to stir the inside of sand pipe 13, improve the sand and stone discharge speed inside sand pipe 13, avoid the inside sand and stone from being blocked.

[0033] In addition, during use, sewage enters the inside of the cyclone body 1 tangentially through the feed pipe 12 at a certain pressure, generating a high-speed rotating flow field in the cylindrical cavity. The sand in the mixture moves downward along the axis and outward along the radial direction under the action of the cyclone field, moves downward along the wall of the cone section, and is discharged through the sand discharge pipe 13, so that an outer vortex flow field is formed. The liquid with small density moves towards the central axis and forms an upwardly moving inner vortex at the center of the axis, and then is discharged through the overflow pipe 11, realizing separation of the liquid and the sand. In the process of discharging sand, the second motor 33 drives the dredging rod 24 to rotate, the dredging rod 24 drives the blades on the surface to rotate to dredge the sand in the sand discharge pipe 13, improve the sand discharge speed, effectively avoid the sand from being blocked, improve the working efficiency and use safety of the cyclone, and reduce the maintenance cost.

[0034] Referring to Figure 4 River Figure 5 The device shell 3 is in sliding connection with the inside of the positioning cylinder 23, the supporting rod 31 is in sliding connection with the inside of the connecting box 22, the inside one end of the supporting rod 31 is fixedly connected with the device shell 3, the outside one end of the supporting rod 31 is fixedly connected with the second mounting plate 32, the second motor 33 is fixedly installed on the outside surface of the second mounting plate 32, the dredging rod 24 is in rotary connection with the upper end of the device shell 3, the first bevel gear 37 is fixedly connected with the lower end of the dredging rod 24, the inside of the supporting rod 31 is slidably connected with the transmission shaft 39, the inside one end of the transmission shaft 39 is fixedly connected with the second bevel gear 38, the second bevel gear 38 is in meshing connection with the first bevel gear 37, the outside one end of the transmission shaft 39 is fixedly connected with the output end of the second motor 33, the upper end of the device shell 3 is fixedly connected with the positioning block 35, the inside of the positioning block 35 is provided with the positioning groove 36, and the surface of the dredging rod 24 is fixedly connected with the positioning ring 29. The positioning ring 29 is in rotary connection with the positioning groove 36.

[0035] Specifically, the output end of the second motor 33 drives the transmission shaft 39 to rotate, the transmission shaft 39 drives the second bevel gear 38 to rotate, the second bevel gear 38 drives the first bevel gear 37 to rotate, the first bevel gear 37 drives the dredging rod 24 to rotate, and the blades on the surface of the dredging rod 24 rotate to dredge the sand in the sand discharge pipe 13. In the process of rotating again, the positioning ring 29 rotates in the inside of the positioning groove 36, and the upper end of the dredging rod 24 rotates in the inside of the positioning frame 21, so that the stability of the dredging rod 24 in the process of rotating is improved.

[0036] Referring to Figure 2 and Figure 3The side of the dredging rod 24 is fixedly connected with a first mounting plate 25, the surface of the first mounting plate 25 is fixedly installed with a first motor 26, the output end of the first motor 26 is fixedly connected with a first transmission rod 27, the lower end of the first transmission rod 27 is rotatably connected with a second transmission rod 28, the upper end of a second mounting plate 32 is fixedly connected with a third transmission rod 34, and the lower end of the second transmission rod 28 is rotatably connected with the third transmission rod 34.

[0037] Meanwhile, in the process of rotating the dredging rod 24, the output end of the first motor 26 drives the first transmission rod 27 to rotate, the lower end of the first transmission rod 27 drives the upper end of the second transmission rod 28 to rotate, the lower end of the second transmission rod 28 drives the support rod 31 to slide up and down in the inside of the connecting box 22 through the third transmission rod 34 and the second mounting plate 32, thereby driving the equipment shell 3 to slide up and down in the inside of the positioning cylinder 23, and further driving the upper end of the dredging rod 24 to slide up and down in the inside of the sand setting pipe 13, so that the dredging rod 24 rotates and simultaneously inserts up and down, and the dredging effect on the inside of the sand setting pipe 13 is further improved.

[0038] The working principle of the utility model is: the output end of the second motor 33 drives the dredging rod 24 to rotate through the transmission shaft 39, the first bevel gear 38 and the second bevel gear 37, the dredging rod 24 drives the surface blade to rotate to dredge the sand and stone in the sand setting pipe 13, improves the sand and stone discharge speed, effectively avoids the sand and stone from being blocked, improves the working efficiency and use safety of the cyclone, reduces the maintenance cost, and under the cooperation of the first motor 26, the first transmission rod 27, the second transmission rod 28 and the third transmission rod 34, the support rod 31 slides up and down in the inside of the connecting box 22, thereby driving the dredging rod 24 to insert up and down in the inside of the sand setting pipe 13, further improving the dredging effect on the sand and stone in the sand setting pipe 13, and further improving the sand discharge efficiency.

[0039] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above examples, the above examples and the description in the specification are only preferred examples of the utility model and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A cyclone that facilitates reducing plugging of an underflow outlet, comprising a cyclone body (1), characterised by: The upper end of the cyclone body (1) is fixedly connected with an overflow pipeline (11), the side of the cyclone body (1) is fixedly connected with a feed pipeline (12), the lower end of the cyclone body (1) is fixedly connected with a sand settling pipeline (13), the lower end of the sand settling pipeline (13) is fixedly connected with a dredging pipeline (2), the inside of the dredging pipeline (2) is provided with a dredging module, and the dredging module comprises a connecting box (22), a positioning cylinder (23), a dredging rod (24), a device shell (3), a supporting rod (31), a second motor (33), a first bevel gear (37), a second bevel gear (38) and a transmission shaft (39).

2. A cyclone that facilitates reducing the plugging of an underflow outlet according to claim 1, wherein: The connecting box (22) is fixedly connected with the inner wall of the dredging pipeline (2), one end of the inside of the connecting box (22) is fixedly connected with the positioning cylinder (23), and the positioning cylinder (23), the cyclone body (1), the sand settling pipeline (13) and the dredging pipeline (2) are located on the same axis.

3. A cyclone to facilitate the reduction of plugging of the underflow outlet according to claim 2 wherein: The upper end of the dredging rod (24) is slidably connected with the positioning cylinder (23), the inner wall of the dredging pipeline (2) is fixedly connected with a positioning frame (21), the center of the dredging rod (24) is slidably connected with the positioning frame (21), and the upper end of the dredging rod (24) extends into the inside of the sand settling pipeline (13).

4. A cyclone to facilitate the reduction of plugging of the underflow outlet according to claim 1 wherein: The inside of the device shell (3) is slidably connected with the positioning cylinder (23), the inside of the connecting box (22) is slidably connected with the supporting rod (31), one end of the inside of the supporting rod (31) is fixedly connected with the device shell (3), one end of the outside of the supporting rod (31) is fixedly connected with a second mounting plate (32), and the second motor (33) is fixedly installed on the outside surface of the second mounting plate (32).

5. A cyclone to facilitate the reduction of plugging of the underflow outlet according to claim 4 wherein: The upper end of the dredging rod (24) is rotatably connected with the device shell (3), the lower end of the dredging rod (24) is fixedly connected with the first bevel gear (37), the inside of the supporting rod (31) is slidably connected with the transmission shaft (39), one end of the inside of the transmission shaft (39) is fixedly connected with the second bevel gear (38), the second bevel gear (38) is meshedly connected with the first bevel gear (37), and one end of the outside of the transmission shaft (39) is fixedly connected with the output end of the second motor (33).

6. A cyclone to facilitate the reduction of plugging of the underflow outlet according to claim 5 wherein: The upper end of the device shell (3) is fixedly connected with a positioning block (35), the inside of the positioning block (35) is provided with a positioning groove (36), the surface of the dredging rod (24) is fixedly connected with a positioning ring (29), and the positioning ring (29) is rotatably connected with the positioning groove (36).

7. A hydrocyclone to facilitate the reduction of blockages at the underflow outlet according to claim 4 wherein: The side of the dredging pipeline (2) is fixedly connected with a first mounting plate (25), the surface of the first mounting plate (25) is fixedly installed with a first motor (26), the output end of the first motor (26) is fixedly connected with a first transmission rod (27), and the lower end of the first transmission rod (27) is rotatably connected with a second transmission rod (28).

8. A cyclone to facilitate the reduction of plugging of the underflow outlet according to claim 7 wherein: The upper end of the second mounting plate (32) is fixedly connected with a third transmission rod (34), and the lower end of the second transmission rod (28) is rotatably connected with the third transmission rod (34).

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