CN219423799U

CN219423799U - Rotational flow sand setting transmission mechanism

Info

Publication number: CN219423799U
Application number: CN202223166250.1U
Authority: CN
Inventors: 江昌富; 陈莲花; 周艳; 朱振环; 江华勤
Original assignee: YANGZHOU TIANLONG ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
Current assignee: YANGZHOU TIANLONG ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-07-28
Anticipated expiration: 2032-11-29

Abstract

The utility model provides a rotational flow sand setting transmission mechanism, which relates to the field of transmission mechanisms and comprises: the sand setting tank, the upper end of sand setting tank is provided with the protective housing, and the internally mounted of protective housing has the speed reducer to the outer end of speed reducer is connected with the motor, and the bottom of sand setting tank is connected with sand pumping device, the lower extreme of speed reducer is connected with drive assembly, and drive assembly is including the connecting axle of being connected with the speed reducer, and the lower extreme of connecting axle is connected with elastic coupling to elastic coupling's lower extreme is connected with the drive shaft, the lower extreme outside of drive shaft is connected with impeller subassembly, and impeller subassembly is including the connecting plate with drive shaft welded, and the movable groove has been seted up to the outer end of connecting plate to the internal connection of movable groove has the square pole. The utility model solves the problems that the transmission mechanism in the prior art is easy to cause the damage of the impeller in the use process and has vibration damage influence on the motor.

Description

Rotational flow sand setting transmission mechanism

Technical Field

The utility model relates to the technical field of transmission mechanisms, in particular to a rotational flow sand setting transmission mechanism.

Background

The rotational flow sand setting tank is a sand setting device which utilizes mechanical force to control flow state and flow speed of water flow and accelerate sand sedimentation, sewage flows into a sand setting area from an inflow port along a tangential direction, the sewage is driven by a stirrer, sand grains are thrown to a tank wall under the action of centrifugal force and are sunk into a sand hopper, organic matters are returned into the sewage, the rotational speed is adjusted, the optimal sand setting effect can be achieved, sand setting is lifted to a sand-water separator in a gas stripping mode for sand-water separation, and the sand-water separation is carried out. The utility model comprises a base, a lifting type moving mechanism, a rotational flow sand setting tank, a transmission mechanism and a laminate group, wherein the lifting type moving mechanism is fixed on two sides of the base, a top frame is fixed on the top of the base, the rotational flow sand setting tank is fixed on one side of the top frame, the transmission mechanism is arranged on the upper part of the rotational flow sand setting tank, the laminate group is fixed on the bottom in the rotational flow sand setting tank and consists of a circle of circularly distributed laminates, and the upper laminates and the lower laminates are obliquely distributed in a stepped shape according to the bottom wall of the rotational flow sand setting tank. The utility model is provided with the stepped inclined laminate groups at the bottom of the cyclone sand basin, so that the sand can be distributed on each laminate in the laminate groups, then the water outlet of the pressure water is discharged along the tangent line of the cyclone sand basin, a vortex can be formed, the stirring force of the deposited sand is enhanced, the sand is mixed with the water, and the sand suction pump is convenient for adsorbing the deposited sand. "

However, in the transmission mechanism related to the cyclone sand setting device in the prior art, the motor is rigidly connected with the transmission shaft, and the transmission shaft is rigidly connected with the impeller, sand grains in the sand setting tank are not screened, stone with larger particles possibly exist, the stone in the sand grains occupies larger parts at the moment, the impeller is easy to damage due to contact and collision with the impeller, and meanwhile, a larger torque load is generated on the motor output shaft which is rigidly connected, so that the motor vibrates, and the service life of the motor is shortened.

Disclosure of Invention

In order to overcome the defects existing in the prior art, a rotational flow sand setting transmission mechanism is provided at present, so that the problems that the transmission mechanism in the prior art is easy to cause damage to impellers in the use process and has vibration damage influence on a motor are solved.

In order to achieve the above object, there is provided a rotational flow sand setting transmission mechanism comprising: the sand setting tank, the upper end of sand setting tank is provided with the protective housing, and the internally mounted of protective housing has the speed reducer to the outer end of speed reducer is connected with the motor, and the bottom of sand setting tank is connected with the sand pumping device, the lower extreme of speed reducer is connected with drive assembly, and drive assembly is including the connecting axle of being connected with the speed reducer, and the lower extreme of connecting axle is connected with elastic coupling to elastic coupling's lower extreme is connected with the drive shaft, the lower extreme outside of drive shaft is connected with impeller subassembly, and impeller subassembly including the connecting plate with drive shaft welded, and the movable groove has been seted up to the outer end of connecting plate, and the internal connection of movable groove has the square pole, the outside slip of square pole has cup jointed the wheel piece, and the round pole has been welded at both ends around the square pole, the second cell wall has been seted up to the front and back cell wall of movable groove, and the inboard of second cell wall has seted up first cell chamber to the inside of first cell chamber is provided with first spring in the outside of round pole, and the inside of movable groove cup joints the outside of second spring in the square pole.

Further, the outer wall of the sand setting tank is provided with a water inlet and a water outlet, the lower end of the sand setting tank is provided with a sand setting hopper, a sand pumping pipe arranged in the sand pumping device is connected inside the sand setting hopper, and the outer side of the sand pumping pipe is connected with a later sand suction pump.

Further, the upper end of grit chamber is connected with the mount, and the speed reducer is installed in the mount upper end to the inboard welding of mount has horizontal mounting panel, and the mid-mounting of mounting panel has first bearing, and the connecting axle passes first bearing.

Further, a second bearing is arranged at the upper end of the grit chamber, the driving shaft penetrates through the second bearing, and an elastic coupling connected with the upper end of the driving shaft is positioned at the upper side of the grit chamber.

Further, the wheel piece sets up to rectangular plate structure, and rectangular plate inside has seted up the hydrophobic hole of equidistance range to the wheel piece sets up about the drive shaft symmetry.

Further, the movable groove is arranged to be of a U-shaped notch structure, the square rod is inserted into the middle of the movable groove, and the width of the square rod is larger than the outer diameter of the round rod.

Further, the first groove cavity is arranged to be a round hole groove, the second groove cavity is arranged to be a square hole groove, and the inner diameter of the first groove cavity is larger than the width of the second groove cavity.

The utility model has the beneficial effects that the fixing frame, the connecting shaft, the mounting plate, the first bearing, the elastic coupling and the second bearing which are included by the transmission component are utilized, so that a buffer effect is conveniently achieved on larger torque borne by the driving shaft, the output shaft of the motor is prevented from bearing larger torque, meanwhile, the wheel piece, the connecting plate, the first groove cavity, the round rod, the second groove cavity, the first spring, the square rod, the movable groove and the second spring which are included by the impeller component are convenient for playing a buffer protection effect when the wheel piece impacts a stone with larger particles, the wheel piece is prevented from being damaged due to rigid impact, and the generated vibration is transmitted to the motor through the driving shaft, so that the service life of the motor is shortened, and the transmission mechanism has a self-protection function in the use process.

Drawings

Fig. 1 is a schematic front view of an embodiment of the present utility model.

Fig. 2 is a schematic top view of an impeller assembly according to an embodiment of the present utility model.

Fig. 3 is a schematic diagram of a structure a in fig. 1 according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram of the structure B in fig. 2 according to an embodiment of the present utility model.

In the figure: 1. a sand setting tank; 2. a protective box; 3. a speed reducer; 4. a motor; 5. a transmission assembly; 51. a connecting shaft; 52. a fixing frame; 53. a mounting plate; 54. a first bearing; 55. an elastic coupling; 56. a second bearing; 57. a drive shaft; 6. an impeller assembly; 61. a wheel piece; 62. a connecting plate; 63. a first slot cavity; 64. a round bar; 65. a second slot cavity; 66. a first spring; 67. square rods; 68. a movable groove; 69. a second spring; 7. sand pumping device.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.

Referring to fig. 1 to 4, the present utility model provides a cyclone sand setting transmission mechanism, comprising: the sand setting device comprises a sand setting tank 1, a protective box 2, a speed reducer 3, a motor 4, a transmission assembly 5 and an impeller assembly 6.

Specifically, the upper end of grit chamber 1 is provided with protective housing 2, and the internally mounted of protective housing 2 has speed reducer 3, and the outer end of speed reducer 3 is connected with motor 4, and the bottom of grit chamber 1 is connected with sand pumping device 7, the lower extreme of speed reducer 3 is connected with drive assembly 5, and drive assembly 5 is including the connecting axle 51 that is connected with speed reducer 3, the lower extreme of connecting axle 51 is connected with elastic coupling 55, and the lower extreme of elastic coupling 55 is connected with drive shaft 57, the lower extreme outside of drive shaft 57 is connected with impeller subassembly 6, and impeller subassembly 6 is including connecting plate 62 with drive shaft 57 welded, and the movable groove 68 has been seted up to the outer end of connecting plate 62, and the internally connected with square rod 67 of movable groove 68, the outside of square rod 67 has cup jointed wheel piece 61, the round rod 64 has been welded at both ends around the square rod 67, second cell wall 65 has been seted up to the front and back cell wall of movable groove 68, and the inboard of second cell wall 65 has been seted up first cell wall 63, and the inside of first cell wall 63 cup joints first spring 66 in the outside of the inside of drive shaft 57, and the outside of movable groove 67 cup joints the outside of the second spring 67 in the outside of the square rod 67.

In the present embodiment, the transmission mechanism according to the present application is composed of a transmission assembly 5 and an impeller assembly 6.

As a preferred embodiment, the protection box 2 has the effect of dustproof and waterproof to the transmission assembly 5.

As a preferred embodiment, the motor 4 is convenient to adjust the output rotation speed through the speed reducer 3, so that the stirring resistance in the grit chamber 1 is convenient to cope with.

The outer wall of the sand setting tank 1 is provided with a water inlet and a water outlet, the lower end of the sand setting tank 1 is provided with a sand setting hopper, a sand pumping pipe arranged in the sand pumping device 7 is connected inside the sand setting hopper, and the outer side of the sand pumping pipe is connected with a later sand sucking pump.

As a preferred embodiment, the water inlet is used for spraying high-pressure water flow along the tangential direction of the inner wall of the sand basin 1, so that a vortex is formed inside the sand basin conveniently, sewage containing organic matters is discharged conveniently through the water outlet, and the sand at the bottom is pumped out through the sand suction pump.

The upper end of the grit chamber 1 is connected with a fixed frame 52, a speed reducer 3 is arranged at the upper end of the fixed frame 52, a horizontal mounting plate 53 is welded at the inner side of the fixed frame 52, a first bearing 54 is arranged in the middle of the mounting plate 53, and a connecting shaft 51 penetrates through the first bearing 54; a second bearing 56 is installed at the upper end of the grit chamber 1, and a driving shaft 57 passes through the second bearing 56, and an elastic coupling 55 connected to the upper end of the driving shaft 57 is positioned at the upper side of the grit chamber 1

As a preferred embodiment, the stability of the connection shaft 51 and the driving shaft 57 is enhanced by providing the fixing frame 52 and the first and second bearings 54 and 56.

The elastic coupling 55 is provided to provide an elastic damping effect of torque between the driving shaft 57 and the connecting shaft 51.

The wheel pieces 61 are provided in a rectangular plate structure, and the inside of the rectangular plate is provided with water drain holes arranged at equal intervals, and the wheel pieces 61 are symmetrically arranged about the driving shaft 57.

As a preferred embodiment, the stirring resistance is conveniently reduced and the mixing turbulence effect is increased by arranging the hydrophobic holes.

The movable groove 68 is in a U-shaped notch structure, the square rod 67 is inserted into the middle of the movable groove 68, and the width of the square rod 67 is larger than the outer diameter of the round rod 64; the first groove cavity 63 is provided as a circular hole groove, the second groove cavity 65 is provided as a square hole groove, and the inner diameter of the first groove cavity 63 is larger than the width of the second groove cavity 65

As a preferred embodiment, the movable space of the wheel piece 61 is conveniently provided through the movable groove 68, and the square rod 67 is in sliding engagement with the second groove cavity 65, so that the wheel piece 61 is kept in a horizontal state, and secondly, the inner walls of the movable groove 68 and the inner diameter difference formed by the first groove cavity 63 and the second groove cavity 65 enable one ends of the first spring 66 and the second spring 69 to be limited, so that an elastic buffering effect is achieved during compression.

When the sand setting device is used, the motor is started to perform pressurized water injection on the sand setting tank, the connecting shaft, the mounting plate, the first bearing, the elastic coupling and the second bearing are utilized to drive the driving shaft to rotate, the driving shaft drives the driving wheel sheet and the connecting plate to rotate, the rotation function of the transmission mechanism is realized, and the transmission mechanism has a self-protection function in the use process

The rotational flow sand setting transmission mechanism can effectively solve the problems that the transmission mechanism in the prior art is easy to cause the damage of the impeller in the use process and has vibration damage influence on the motor, realizes the self-protection function of the transmission mechanism in the use process, and prolongs the service life.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rotational flow sand setting transmission mechanism, comprising: the sand setting tank (1), the upper end of sand setting tank (1) is provided with protective housing (2), and the internally mounted of protective housing (2) has speed reducer (3) to the outer end of speed reducer (3) is connected with motor (4), and the bottom of sand setting tank (1) is connected with sand pumping device (7), its characterized in that: the lower extreme of speed reducer (3) is connected with drive assembly (5), and drive assembly (5) are including connecting axle (51) of being connected with speed reducer (3), and the lower extreme of connecting axle (51) is connected with elastic coupling (55) to the lower extreme of elastic coupling (55) is connected with drive shaft (57), the lower extreme outside of drive shaft (57) is connected with impeller subassembly (6), and impeller subassembly (6) including connecting plate (62) with drive shaft (57) welded, and movable groove (68) have been seted up to the outer end of connecting plate (62), and the internal connection of movable groove (68) has square pole (67), the outside slip of square pole (67) has cup jointed wheel piece (61), and the front and back both ends welding of square pole (67) have round pole (64), second cell wall (65) have been seted up to the lower extreme of movable groove (68), and the inboard of second cell wall (65) has been seted up first cell wall (63) to the inside of first cell wall (63) is provided with first spring (66) and cup joints in outside of the square pole (64) and the outside of the second spring (69).

2. The rotational flow sand setting transmission mechanism according to claim 1, wherein the outer wall of the sand setting tank (1) is provided with a water inlet and a water outlet, the lower end of the sand setting tank (1) is provided with a sand setting hopper, a sand pumping pipe included in the sand pumping device (7) is connected inside the sand setting hopper, and the outer side of the sand pumping pipe is connected with a later sand suction pump.

3. The rotational flow sand setting transmission mechanism according to claim 1, wherein the upper end of the sand setting tank (1) is connected with a fixing frame (52), the speed reducer (3) is installed at the upper end of the fixing frame (52), a horizontal mounting plate (53) is welded on the inner side of the fixing frame (52), a first bearing (54) is installed in the middle of the mounting plate (53), and a connecting shaft (51) penetrates through the first bearing (54).

4. A cyclone grit transmission in accordance with claim 1, characterized in that the upper end of the grit chamber (1) is provided with a second bearing (56), and that the drive shaft (57) passes through the second bearing (56), and that an elastic coupling (55) connected to the upper end of the drive shaft (57) is located at the upper side of the grit chamber (1).

5. The rotational flow sand setting transmission mechanism as claimed in claim 1, wherein the wheel pieces (61) are arranged in a rectangular plate structure, water drain holes which are arranged at equal intervals are formed in the rectangular plate, and the wheel pieces (61) are symmetrically arranged about the driving shaft (57).

6. The cyclone sand setting transmission mechanism according to claim 1, wherein the movable groove (68) is provided with a U-shaped notch structure, the square rod (67) is inserted in the middle of the movable groove (68), and the width of the square rod (67) is larger than the outer diameter of the round rod (64).

7. The cyclone sand setting transmission mechanism according to claim 1, wherein the first groove cavity (63) is provided as a circular hole groove, the second groove cavity (65) is provided as a square hole groove, and the inner diameter of the first groove cavity (63) is larger than the width of the second groove cavity (65).