CN214862684U

CN214862684U - Submersible stirring device

Info

Publication number: CN214862684U
Application number: CN202120247433.2U
Authority: CN
Inventors: 韦江波; 汪东明; 张映故; 王君春; 吴兆辉; 刘汉华
Original assignee: Liuzhou Vocational and Technical College
Current assignee: Liuzhou Vocational and Technical College
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-26
Anticipated expiration: 2031-01-28

Abstract

The utility model relates to a dive formula agitating unit, which comprises a bracket, hollow rod, including a motor, an end cap, a controller, and a cover plate, stirring rake and air feed pump, the stirring rake mainly comprises puddler and rotor, hollow rod passes through slide bearing and installs on the support, the motor is installed at hollow rod bottom, the motor passes through the reduction gear and is connected with the puddler, it has air outlet channel to open in the puddler, air outlet channel of puddler passes through reduction gear and the inside intercommunication of hollow rod, the air outlet channel bottom of puddler is provided with the check valve, air feed pump and the inside intercommunication of hollow rod, the electric wire that the motor is connected with is worn out from hollow rod's top, it is sealed that the sealing washer is passed through on hollow rod's top, hollow rod outside is provided with the rack, install the high adjusting gear with rack toothing on the support. The device installs the motor in the hollow shaft lower extreme, can dive the solution top to shorten puddler length, solved because of the puddler stretches out the drunkenness that too long leads to, the stationarity is poor scheduling problem, improved the effect of stirring, reduced the churning time.

Description

Submersible stirring device

Technical Field

The utility model relates to a stirring device, in particular to a submersible stirring device suitable for liquid-liquid and liquid-solid mixing.

Background

The stirring device that has now on the market has following not enough in the use: because the installation position of the motor is higher, the stirring rod of the traditional graphite rotor stirring device extends too long, and when the rotating speed is too high, the stirring rod can generate axial float, and the stability is poor. Because the stirring rod extends for a long time, when the solution is stirred, the torque on the stirring rod can be increased due to the increase of the torque, and the load of the stirring rod is increased.

Aluminum alloy has the advantages of high toughness, low density, light weight, good casting formability, high durability, moderate price and the like, and becomes a material which is preferably selected in the current automobile preparation. However, in the smelting preparation process of the aluminum alloy material, the internal parts of the aluminum alloy material are often prone to generate air holes, inclusions, uneven alloy distribution and the like, and the smelting and stirring of the aluminum alloy are the key links determining the success or failure of the finished product and are the most complex research links. As the stirring rod of the stirring device on the market extends too long, the stirring device can generate the conditions of play, eccentricity and the like when the rotating speed is higher, the stirring effect is greatly influenced, and the stirring device is particularly not suitable for mixing and stirring the aluminum alloy solution.

Therefore, a stirring device needs to be developed to solve the problems of play, poor stability and the like caused by too long extending of the stirring rod, so that the stirring device can be suitable for mixing and stirring the aluminum alloy solution.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides a dive formula agitating unit, the device install the motor at the lower extreme in the hollow shaft, can dive to solution top to shorten puddler length, solved because of the puddler stretches out the drunkenness that too long leads to, the stationarity is poor scheduling problem, improved the effect of stirring, reduced the churning time.

The technical scheme for solving the technical problems is as follows: the utility model provides a dive formula agitating unit, includes support, hollow rod, motor, stirring rake and air feed pump, the stirring rake mainly comprises the puddler and installs the rotor on the puddler, hollow rod passes through slide bearing and installs on the support, the motor is installed at hollow rod bottom, and the motor passes through the reduction gear and is connected with the puddler, it has the passageway of giving vent to anger to open in the puddler, the passageway of giving vent to anger of puddler passes through reduction gear and the inside intercommunication of hollow rod, the passageway bottom of giving vent to anger of puddler is provided with the check valve, air feed pump and the inside intercommunication of hollow rod, the electric wire that the motor is connected with is worn out from the top of hollow rod, and the top of hollow rod is passed through the sealing washer and is sealed, the hollow rod outside is provided with the rack, install the altitude mixture control gear with rack toothing on the support.

The support includes the support foot and from last top cap, last horizontal pole and the sheer pole of down connecting gradually on the support foot, hollow rod passes top cap, last horizontal pole and sheer pole, and hollow rod is connected through slide bearing between with last horizontal pole and the sheer pole.

The rotor is composed of an upper rotor and a lower screw rotor.

The bottom end of the air outlet channel of the stirring rod, namely the air outlet of the one-way valve, is provided with air outlet holes which are uniformly arranged.

The rack is arranged on the outer side of the hollow rod between the top cover and the upper cross rod, and the height adjusting gear is arranged on the upper cross rod.

And a handle is arranged on the height adjusting gear.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

1. adopt the motor to install in the inside design of hollow rod, the motor can dive to the top of mixing material through hollow rod to shorten the length of puddler, solved traditional puddler overlength and the drunkenness, the off-centre that produce, the stationarity subalternation problem, stirring effect is better.

2. The extended length of the stirring rod is shorter, so that stirring at higher rotating speed can be realized.

3. Adopt two stirring rotor designs, it is higher than the stirring mode efficiency of traditional single rotor.

4. The lower rotor adopts the design of lower helical blade, collects solution in the middle of, makes more even the melting into of puddler lower extreme spun inert gas, reaches the effect of cleaing away the inside gas of aluminum alloy fuse-element. Therefore, the utility model is particularly suitable for mixing and stirring of aluminum alloy materials, and is also suitable for mixing other liquid-liquid and liquid-solid materials, and the application range is wide.

The technical features of the submersible mixer according to the present invention will be further described with reference to the accompanying drawings and examples.

Drawings

FIG. 1: the utility model discloses dive formula agitating unit schematic structure (partial section).

FIG. 2: the utility model discloses material flow direction schematic diagram during stirring.

In the figure: 1-upper cross bar, 2-lower cross bar, 3-top cover, 4-height adjusting gear, 5-handle, 6-hollow bar, 7-motor, 8-reducer, 81-reducer output shaft, 9-mixing bar, 91-air outlet channel, 10-rotor, 101-upper rotor, 102-lower screw rotor, 11-one-way valve air outlet, 12-support foot, 13-air supply pump, 14-air valve joint, 15-wire, 16-sealing ring, 17-rack, 18-sliding bearing and 19-mixing tank.

The arrows in fig. 2 indicate the direction of flow of the material.

Detailed Description

Example (b): a submersible stirring device is shown in figure 1 and comprises a bracket, a hollow rod 6, a motor 7, a stirring paddle and an air supply pump 13, wherein the stirring paddle mainly comprises a stirring rod 9 and a rotor 10 installed on the stirring rod, the hollow rod is installed on the bracket through a sliding bearing 18, the motor 7 is installed at the inner bottom of the hollow rod 6, namely the motor 7, preferably the high-temperature resistant and well-sealed motor 7 is embedded in the lower end of the hollow rod 6. The motor passes through reduction gear 8 and is connected with the puddler, it has outlet channel 91 to open in the puddler, outlet channel 91 of puddler passes through reduction gear and the inside intercommunication of hollow pole, and reduction gear 8 is installed to motor 7 front end promptly, and inlet channel has been seted up to reduction gear inside, and the inlet channel of reduction gear runs through reduction gear lateral wall and output shaft, the inside inlet channel intercommunication with the reduction gear of hollow pole, inlet channel on the reduction gear output shaft 81 and the outlet channel intercommunication of puddler, the outlet channel bottom of puddler is provided with the check valve, air feed pump and the inside intercommunication of hollow pole, the side of hollow pole 6 is opened promptly has the inlet port, can access air valve joint 14, and air feed pump 13 passes through the hose and is connected with air valve joint 14. The electric wire 15 that the motor is connected with is worn out from the top of hollow pole, and the top of hollow pole is sealed through sealing washer 16, the hollow pole outside is provided with rack 17, install on the support with rack toothing's altitude mixture control gear 4.

In this embodiment, the support includes support foot 12 and from last top cap 3, upper cross rod 1 and the sheer pole 2 that down connects gradually on the support foot, hollow rod passes top cap, upper cross rod and sheer pole, and hollow rod is connected through slide bearing 18 with upper cross rod and sheer pole between. The top cap promptly, offer the hole that is used for installing hollow pole in the middle of last horizontal pole and the sheer pole, three hole is one shot forming, the hole center is coaxial, the hole axis keeps perpendicularly with the top cap, the hollow pole 6 of downthehole embedding, go up the hole on horizontal pole and the sheer pole and adopt slide bearing 18 to be connected between the hollow pole, slide bearing internal diameter and hollow pole 6 fixed coordination, external diameter and last

horizontal pole

1, 2 pore wall fixed coordination of sheer pole, the hollow pole 6 radial drunkenness of restriction only can be followed endwise slip. As a variation, the bracket may also adopt other structures as long as the use requirements can be met.

In this embodiment, the rotor is composed of an upper rotor 101 and a lower screw rotor 102 located below the upper rotor. The upper rotor 101 is designed in a rectangular plane shape, and the lower helical rotor 102 is designed in a lower-rotation type blade shape. As an alternative, the rotor may also take other desired forms.

In this embodiment, the bottom end of the air outlet channel of the stirring rod, that is, the air outlet 11 of the one-way valve, is provided with air outlet holes which are uniformly arranged. As an alternative, the outlet of the one-way valve may be provided with a large hole, although the outlet effect is not optimal.

In this embodiment, the rack is disposed outside the hollow bar between the top cover and the upper rail, and the height adjusting gear is mounted on the upper rail. As a transformation, the installation position of the rack can be adjusted and changed according to actual conditions.

In this embodiment, the height adjusting gear is provided with a handle 5. As an alternative, a motor can be used to drive the gear to rotate.

The working process is as follows: taking stirring aluminum alloy solution as an example, when using, putting the device into the stirring pond, knob handle 5 realizes that rack 17 reciprocates under high adjusting gear 4 and rack 17 meshing, and then drives hollow rod 6 and go on the slide bearing of

upper cross rod

1 and 2 inside upper and lower horizontal rods adjusting the removal, and after adjusting the height of hollow rod, handle 5 locking (adopt steel cutting embedding gear department promptly, can realize that rack and pinion is locking). At this time, it was checked whether the motor end was on the surface of the solution, and the motor could not be submerged in the solution. When the switch is started, the power is electrified and transmitted into the motor through the wire 15, and the motor 7 is driven to rotate, and then the rotor 10 is driven to rotate. The gas supply pump 13 is started to introduce inert gas into the solution through the hollow rod 6 and into the one-way valve outlet 11 at the front end of the stirring rod 9. The lower spiral rotor 102 adopts a lower spiral blade design, the solution is converged towards the middle under the rotating force of the blades, so that the inert gas is uniformly distributed in the solution and is quickly discharged after being fused with the gas in the aluminum alloy solution, the solution moves upwards after being converged, and is diffused towards the periphery under the rotating force of the upper rotor 101, so that a circulating water flow is formed, as shown in fig. 2. After the stirring is finished, the switch is turned off, the motor 7 stops running, and the handle 5 is rotated to enable the hollow rod 6 to move upwards. After the rotor leaves the solution, the air feed pump 13 is turned off and the stirring is completed.

Claims

1. The utility model provides a dive formula agitating unit which characterized in that: comprises a bracket, a hollow rod (6), a motor (7), a stirring paddle and an air supply pump (13), the stirring paddle mainly comprises a stirring rod (9) and a rotor (10) arranged on the stirring rod, the hollow rod is arranged on the bracket through a sliding bearing (18), the motor is arranged at the bottom in the hollow rod and is connected with the stirring rod through a speed reducer (8), an air outlet channel (91) is arranged in the stirring rod, the air outlet channel of the stirring rod is communicated with the inside of the hollow rod through a speed reducer, the bottom of the air outlet channel of the stirring rod is provided with a one-way valve, the air supply pump is communicated with the inside of the hollow rod, an electric wire (15) connected with the motor penetrates out of the top end of the hollow rod, the top end of the hollow rod is sealed by a sealing ring (16), the hollow rod is provided with a rack (17) on the outer side, and the support is provided with a height adjusting gear (4) meshed with the rack.

2. A submersible mixing apparatus as recited in claim 1, wherein: the support includes support foot (12) and from last top cap (3), last horizontal pole (1) and the sheer pole (2) of down connecting gradually on the support foot, hollow rod passes top cap, last horizontal pole and sheer pole, and hollow rod is connected through slide bearing between with last horizontal pole and the sheer pole.

3. A submersible mixing apparatus as recited in claim 1 or 2, wherein: the rotor is composed of an upper rotor (101) and a lower screw rotor (102).

4. A submersible mixing apparatus as recited in claim 1 or 2, wherein: the bottom end of the air outlet channel of the stirring rod, namely the air outlet (11) of the one-way valve, is provided with air outlet holes which are uniformly arranged.

5. A submersible mixing apparatus as recited in claim 2, wherein: the rack is arranged on the outer side of the hollow rod between the top cover and the upper cross rod, and the height adjusting gear is arranged on the upper cross rod.

6. A submersible mixing apparatus as recited in claim 1 or 2, wherein: and a handle (5) is arranged on the height adjusting gear.