CN210787078U

CN210787078U - Automatic switch over agitator of just reversing

Info

Publication number: CN210787078U
Application number: CN201921697617.8U
Authority: CN
Inventors: 吴明洋; 朱华良; 罗青; 阮建伟
Original assignee: Zhejiang Kaide Chemical Co Ltd
Current assignee: Zhejiang Kaide Chemical Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-06-19
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses an automatic switch over agitator of just reversing, including the pivot, be fixed with a plurality of stirring rakes in the pivot, the pivot bottom is rotated and is connected with the water pump, is provided with the switching-over valve in the pivot, is provided with first passageway and second passageway in the pivot, including a plurality of radially extending's stirring leaf on the stirring rake, is provided with liquid outlet channel in the stirring leaf, one side of stirring leaf is provided with a plurality of liquid outlet holes with the liquid outlet channel intercommunication, is provided with two at least liquid outlet hole stirring rakes opposite in orientation in the pivot, and liquid outlet hole opposite in orientation's stirring rake communicates first passageway and second passageway respectively. This kind of agitator absorbs the great chemical agent of cauldron bottom density through the water pump and spouts from the stirring leaf and provide the revolving force to can switch the rotation direction of stirring rake, promote stirring efficiency.

Description

Automatic switch over agitator of just reversing

Technical Field

The utility model belongs to the technical field of chemical product processing equipment, specifically an automatic switch over positive reverse agitator.

Background

In the chemical product processing field, reation kettle is the most commonly used processing equipment, and chemical agent adds the reation kettle in specific proportion and carries out abundant mixing stirring to make inside chemical agent react under suitable pressure and reaction temperature through control reation kettle's temperature, all be equipped with a plurality of pan feeding passageways on general every reation kettle, generally all install the agitator for chemical agent's homogeneous mixing in the reation kettle.

The existing stirrer is generally driven by a motor to rotate, the stirring paddle easily drives liquid in the kettle to rotate in the same direction in the process of driving the motor to rotate, and the stirring efficiency can be obviously reduced due to the fact that the liquid in the kettle and the stirring paddle rotate in the same direction after the stirring is carried out for a certain time.

Disclosure of Invention

The utility model discloses it is not enough to prior art, provide an automatic switch over agitator just reversing, this kind of agitator absorbs the great chemical agent of density at the bottom of the cauldron through the water pump and provides the revolving force from stirring leaf blowout to can switch the rotation direction of stirring rake, promote stirring efficiency.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: a stirrer capable of automatically switching positive and negative rotation comprises a rotating shaft, wherein a plurality of stirring paddles are fixed on the rotating shaft, the bottom of the rotating shaft is rotatably connected with a water pump, a reversing valve is arranged on the rotating shaft, a first channel and a second channel are arranged on the rotating shaft, the reversing valve comprises a shell, a valve core is arranged in the shell, a channel is arranged on the valve core, magnets are arranged at two ends of the valve core, electromagnets are arranged at two ends of the shell, two liquid outlets are arranged at the top of a liquid inlet arranged at the bottom of the shell, an outlet of the water pump is connected with the liquid inlet of the reversing valve, the two liquid outlets are respectively communicated with the first channel and the second channel, a plurality of stirring blades extending in the radial direction are arranged on the stirring paddles, a liquid outlet channel is arranged in the stirring blades, and a plurality of liquid, the rotating shaft is provided with at least two stirring paddles with opposite liquid outlet through holes, and the stirring paddles with opposite liquid outlet through holes are respectively communicated with the first channel and the second channel. This kind of agitator is fixed at the cauldron bottom at first with the water pump when using, then open the chemical agent at the bottom of the water pump suction cauldron, chemical agent enters into first passageway or second passageway through the switching-over valve, then go out the liquid through-hole play liquid on the stirring rake, the stirring rake stirs because chemical agent spun reaction force rotates, this kind of agitator absorbs the great chemical agent of density at the bottom of the cauldron through the water pump and spouts from the stirring leaf and provides the revolving force, and with great chemical agent dispersion of density everywhere in the cauldron everywhere, thereby shorten the mix time of the great chemical agent of density difference, and the switching-over through the switching-over valve, make the stirring rake can corotation for a moment and a moment reversal, thereby promote stirring efficiency.

In the above technical scheme, preferably, the water inlet of the water pump is located on the side face of the bottom of the water pump, the bottom of the water pump is provided with the positioning seat, and the positioning seat is provided with the mounting hole. Adopt this structure to make things convenient for the agitator to be connected with the cauldron bottom.

In the above technical scheme, preferably, a positioning rib is arranged between the stirring blades. Adopt this structure to be used for improving the intensity of stirring leaf.

Compared with the prior art, the utility model, following beneficial effect has: this kind of agitator is fixed at the cauldron bottom at first with the water pump when using, then open the chemical agent at the bottom of the water pump suction cauldron, chemical agent enters into first passageway or second passageway through the switching-over valve, then go out the liquid through-hole play liquid on the stirring rake, the stirring rake stirs because chemical agent spun reaction force rotates, this kind of agitator absorbs the great chemical agent of density at the bottom of the cauldron through the water pump and spouts from the stirring leaf and provides the revolving force, and with great chemical agent dispersion of density everywhere in the cauldron everywhere, thereby shorten the mix time of the great chemical agent of density difference, and the switching-over through the switching-over valve, make the stirring rake can corotation for a moment and a moment reversal, thereby promote stirring efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic sectional structure diagram of a reversing valve in an embodiment of the present invention.

Fig. 3 is a schematic sectional view of the stirring paddle rotating in the forward direction in the embodiment of the present invention.

Fig. 4 is a schematic sectional view of the stirring paddle rotating in the opposite direction in the embodiment of the present invention.

Detailed Description

The invention will be described in further detail with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 4, a stirrer capable of automatically switching forward and reverse rotation comprises a rotating shaft 1, two stirring paddles 2 are fixed on the rotating shaft 1, one of the stirring paddles 2 rotates forwards, the other stirring paddle rotates backwards, the bottom of the rotating shaft 1 is rotatably connected with a water pump 3, a reversing valve 4 is arranged on the rotating shaft 1, a first channel 11 and a second channel 12 are arranged on the rotating shaft 1, the reversing valve 4 comprises a shell 41, a valve core 42 is arranged in the shell 41, a channel 421 is arranged on the valve core 42, magnets 43 are arranged at two ends of the valve core 42, electromagnets 44 are arranged at two ends of the shell 41, a liquid inlet 411 is arranged at the bottom of the shell 41, two liquid outlets 412 are arranged at the outlet of the water pump 3 and connected with the liquid inlet of the reversing valve 4, the two liquid outlets 412 are respectively communicated with the first channel 11 and the second channel 12, the electromagnets 44 at two ends of the reversing valve 4 are respectively electrified to control the movement of the valve core.

The stirring paddle 2 comprises four radially extending stirring blades 21, a liquid outlet channel 22 is arranged in each stirring blade 21, a plurality of liquid outlet through holes 23 communicated with the liquid outlet channel 22 are formed in one side of each stirring blade 21, the two stirring paddles 2 with opposite liquid outlet through holes 23 in the direction are arranged on the rotating shaft 1, one of the stirring paddles 2 with opposite liquid outlet through holes 23 in the direction is communicated with the first channel 11, and the other stirring paddle 2 with opposite liquid outlet through holes in the direction is communicated with the second channel 12.

The water inlet 32 of the water pump 3 is positioned on the side surface of the bottom of the water pump 3, the bottom of the water pump 3 is provided with a positioning seat 33, the positioning seat 33 is provided with a mounting hole 34, and a positioning rib 24 is arranged between the stirring blades 21.

When the stirrer is used, the water pump 3 is firstly fixed at the bottom of the kettle, then the water pump 3 is started to pump chemical agents at the bottom of the kettle, the chemical agents enter the first channel 11 or the second channel 12 through the reversing valve 4, then the chemical agents flow out through the liquid outlet through holes 23 in the stirring paddles 2, the stirring paddles 2 rotate to stir due to the reaction force sprayed by the chemical agents, when the water pump 3 conveys the chemical agents to the first channel 11 or the second channel 12, the valve cores 42 can slide by changing the electrified electromagnets 44, the switching of the stirring paddles 2 which flow out is realized, the directions of the liquid outlet through holes 23 of the two stirring paddles 2 are opposite, and therefore the stirring paddles 2 can be reversed after the switching.

This kind of agitator absorbs the great chemical agent of cauldron bottom density through the water pump and provides the revolving force from stirring leaf 21 blowout to everywhere in dispersing the great chemical agent of density to the cauldron, thereby shorten the mixing time of the great chemical agent of density difference, and through the switching-over of switching-over valve 4, make stirring rake 2 can the corotation for a moment and the reversal for a moment, thereby promote stirring efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an automatic switch over agitator of just reversing, includes pivot (1), be fixed with a plurality of stirring rakes (2) on pivot (1), its characterized in that: the water pump is characterized in that a water pump (3) is rotatably connected to the bottom of the rotating shaft (1), a reversing valve (4) is arranged on the rotating shaft (1), a first channel (11) and a second channel (12) are arranged on the rotating shaft (1), the reversing valve (4) comprises a shell (41), a valve core (42) is arranged in the shell (41), a channel (421) is arranged on the valve core (42), magnets (43) are arranged at two ends of the valve core (42), electromagnets (44) are arranged at two ends of the shell (41), two liquid outlets (412) are arranged at the top of a liquid inlet (411) arranged at the bottom of the shell (41), an outlet of the water pump (3) is connected with the liquid inlet of the reversing valve (4), the two liquid outlets (412) are respectively communicated with the first channel (11) and the second channel (12), and a plurality of radially extending stirring blades (21) are arranged on the stirring paddle, be provided with out liquid channel (22) in stirring leaf (21), one side of stirring leaf (21) is provided with a plurality of play liquid through-holes (23) with play liquid channel (22) intercommunication, be provided with at least two on pivot (1) play liquid through-hole (23) opposite stirring rake (2) of orientation, play liquid through-hole (23) opposite orientation stirring rake (2) communicate first passageway (11) and second passageway (12) respectively.

2. The agitator capable of automatically switching forward and reverse rotation as claimed in claim 1, wherein: the water inlet (32) of the water pump (3) is located on the side face of the bottom of the water pump (3), a positioning seat (33) is arranged at the bottom of the water pump (3), and a mounting hole (34) is formed in the positioning seat (33).

3. The agitator capable of automatically switching forward and reverse rotation as claimed in claim 1, wherein: and positioning ribs (24) are arranged between the stirring blades (21).