CN217401172U - Ceramic bearing magnetic force driving circulating pump - Google Patents

Abstract

The utility model relates to a magnetic force drive pump field, especially relate to a ceramic bearing magnetic force drive circulating pump, including the motor, the outer rotor, the spacer sleeve, first axle sleeve, the sealing washer, first thrust ring, the inner rotor assembly, the pump shaft, second thrust ring, second axle sleeve and the pump body, be equipped with feed liquor connecting pipe and play liquid connecting pipe on the pump body, the feed liquor connecting pipe divide into first half and latter half, be fixed with the filter on the inner wall of latter half, the material of filter is F46, through set up the filter in the latter half of the feed liquor connecting pipe of the pump body, under the prerequisite of guaranteeing that its first half has sufficient space to connect external pipe, make liquid carry out a filterable process before entering the pump chamber, filter the impurity that mixes in it, one side has filtered liquid, guaranteed its purity, on the other hand liquid after filtering can protect the impeller, the service life of the impeller is prolonged.

Description

Ceramic bearing magnetic force driving circulating pump

Technical Field

The utility model relates to a magnetic drive pump field especially relates to a ceramic bearing magnetic drive circulating pump.

Background

The magnetic pump (also called magnetic driving pump) is mainly composed of pump head, magnetic driver (magnetic cylinder), motor and base seat, etc. the magnetic driver of magnetic pump is composed of external magnetic rotor, internal magnetic rotor and non-magnetic isolating sleeve, when the motor drives the external magnetic rotor to rotate by means of coupling, the magnetic field can penetrate through air gap and non-magnetic substance isolating sleeve to drive internal magnetic rotor connected with impeller to make synchronous rotation so as to implement non-contact synchronous transmission of power, and can convert the easily-leaked dynamic sealing structure into zero-leakage static sealing structure, and because the pump shaft and internal magnetic rotor are completely closed by pump body and isolating sleeve, the problems of "running, overflowing, dripping and leaking" can be completely solved, and the transported liquid can be mixed with some impurities due to various reasons, so that it is not a hundred percent pure liquid, and the impurities mixed in the liquid can damage the impeller on the internal rotor assembly, the normal work of the impeller can be influenced over time, the service life of the impeller is greatly reduced, but in the process of liquid transmission of the magnetic pump in the prior art, impurities mixed in the magnetic pump do not have the filtering function, so that the impeller is greatly damaged, and the service life of the impeller is greatly shortened.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model aims to provide a ceramic bearing magnetic drive circulating pump, the problem that exists among the prior art has been solved, set up the filter in the latter half of the feed liquor connecting pipe through at the pump body, under the prerequisite of guaranteeing that its former half has sufficient space connection outside pipe, make liquid carry out a filterable process before getting into the pump chamber, filter its internal thoughtlessly impurity, the side has filtered liquid, its purity has been guaranteed, on the other hand filters the liquid after can the protection impeller, increase the life of impeller.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a ceramic bearing magnetic force drive circulating pump, includes motor, external rotor, separation sleeve, first axle sleeve, sealing washer, first thrust ring, inner rotor assembly, pump shaft, second thrust ring, second axle sleeve and the pump body, is equipped with the feed liquor connecting pipe on the pump body and goes out the liquid connecting pipe, and the feed liquor connecting pipe divide into first half and latter half, is fixed with the filter on the inner wall of latter half, and the material of filter is F46.

Preferably, the inner rotor assembly is provided with a bearing matched with the pump shaft, and the pump shaft and the bearing are made of high-alumina ceramics.

Preferably, a micro vibrator is fixed on the outer side wall of the liquid inlet connecting pipe.

Preferably, the two micro vibrators are fixed on the outer side wall of the liquid inlet connecting pipe and are respectively arranged right above and below the filter plate.

Preferably, the central position of the filter plate protrudes to the right side and is bent to the right.

Preferably, an outer rotor is fixed on an output shaft of the motor, an isolation sleeve is fixed in the outer rotor, and an inner rotor assembly is arranged in the isolation sleeve.

Preferably, a plurality of long column type first threaded holes are uniformly distributed in the outer wall of the right end of the motor, a plurality of second threaded holes matched with the first threaded holes are uniformly distributed in the outer wall of the right end of the isolation sleeve, and a plurality of third threaded holes matched with the second threaded holes are uniformly distributed in the outer wall of the left end of the pump body.

Preferably, the isolation sleeve, the seal ring, the inner rotor assembly, the pump shaft, the first thrust ring, the first shaft sleeve and the pump body are all made of fluororubber.

(III) advantageous effects

The utility model provides a ceramic bearing magnetic drive circulating pump sets up the filter in the latter half of the feed liquor connecting pipe through at the pump body, under the prerequisite that guarantees that its former half has sufficient space connection outside pipe for liquid carries out a filterable process before getting into the pump chamber, filters its interior thoughtlessly impurity, has filtered liquid on the one hand, has guaranteed its purity, and on the other hand filters the liquid after can protecting the impeller, increases the life of impeller.

Drawings

Fig. 1 is the overall disassembly schematic diagram of the present invention.

Fig. 2 is a schematic view of the filter plate and the micro-vibrator of the pump body of the present invention.

Fig. 3 is an overall view of the filter plate of the present invention.

Fig. 4 is a front view of the right-bent filter plate of the present invention.

Fig. 5 is a schematic view of the first threaded hole, the second threaded hole and the third threaded hole of the present invention.

In the figure: the pump comprises a motor 1, an outer rotor 2, an isolation sleeve 3, a first shaft sleeve 4, a sealing ring 5, a first thrust ring 6, an inner rotor assembly 7, a pump shaft 8, a second thrust ring 9, a second shaft sleeve 10, a pump body 11, a liquid inlet connecting pipe 12, a liquid outlet connecting pipe 13, a filter plate 14, a micro vibrator 15, a first threaded hole 16, a second threaded hole 17 and a third threaded hole 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1 to 5 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a technical scheme: a ceramic bearing magnetic force driving circulating pump comprises a motor 1, an outer rotor 2, an isolation sleeve 3, a first shaft sleeve 4, a sealing ring 5, a first thrust ring 6, an inner rotor assembly 7, a pump shaft 8, a second thrust ring 9, a second shaft sleeve 10 and a pump body 11, wherein a liquid inlet connecting pipe 12 and a liquid outlet connecting pipe 13 are arranged on the pump body 11, the liquid inlet connecting pipe 12 is divided into a front half part and a rear half part, a filter plate 14 is fixed on the inner wall of the rear half part, the filter plate 14 is made of F46, when the ceramic bearing magnetic force driving circulating pump works, the liquid inlet connecting pipe 12 and the liquid outlet connecting pipe 13 are respectively connected with an external pipe, the liquid outlet connecting pipe 13 is communicated with a liquid container to be conveyed, after the connection is completed, the motor 1 is started, the outer rotor 2 is driven by the motor 1 to rotate, the inner rotor assembly 7 is driven due to the action of magnetic attraction, an impeller fixed on the inner rotor assembly 7 rotates to suck liquid into a pump cavity in the pump body 11, later throw away to going out liquid connecting pipe 13 through the impeller on the inner rotor assembly 7, at this in-process liquid behind filter 14, the solid impurity granule of the inside will be filtered by filter 14, filter 14 sets to and to filter solid impurity, and the liquid that gets into in the pump chamber of the pump body 11 inside like this is pure relatively, does not contain impurity, has filtered liquid on the one hand, has guaranteed its purity, and on the other hand filters the liquid after can protecting the impeller, increases the life of impeller.

The inner rotor assembly 7 is provided with a bearing matched with the pump shaft 8, the pump shaft 8 and the bearing are made of high-aluminum ceramic, and the pump shaft 8 and the bearing are made of high-aluminum ceramic, so that the high-aluminum ceramic pump has extremely strong wear resistance and corrosion resistance, and the advancement and safety performance of the high-aluminum ceramic pump are reliably guaranteed.

Be fixed with miniature electromagnetic shaker 15 on the lateral wall of feed liquor connecting pipe 12, under the circumstances that the drive circulating pump does not use, start miniature electromagnetic shaker 15 and shake feed liquor connecting pipe 12, can shake the impurity of gathering on the filter 14 like this and fall, then outside pouring feed liquor connecting pipe 12 with the impurity that falls of shaking, make filter 14 be unlikely to plug up, influence the process of feed liquor, it is very convenient, need not take out the filter and wash.

Two micro vibrators 15 are fixed on the outer side wall of the liquid inlet connecting pipe 12, and the two micro vibrators 15 are respectively arranged right above and below the filter plate 14, so that the vibration force is increased, and impurities on the micro vibrators are more easily vibrated and fallen.

The central point of filter 14 puts the department protruding to the right side, is the crooked form of right, sets filter 14 to the crooked form of right, like this for flat filter, greatly increased the area of filter, also can make the filter 14 go up the impurity of adhering to drop more easily simultaneously.

An outer rotor 2 is fixed on an output shaft of the motor 1, an isolation sleeve 3 is fixed in the outer rotor 2, an inner rotor assembly 7 is arranged in the isolation sleeve 3, and the specific connection mode of driving the circulating pump belongs to the prior art, so detailed description is omitted here.

The first screw hole 16 of the long columnar of a plurality of evenly distributed of the right-hand member outer wall of motor 1, the right-hand member outer wall of separation sleeve 3 evenly distributes has a plurality of and first screw hole 16 assorted second screw hole 17, the left end outer wall of the pump body 11 evenly distributes has a plurality of and second screw hole 17 assorted third screw hole 18, can be with first screw hole 16 like this through the bolt, second screw hole 17 and third screw hole 18 are connected fixedly, it is fixed firm, the leakproofness is good, make the isolation effect of separation sleeve 3 better.

The isolating sleeve 3, the sealing ring 5, the inner rotor assembly 7, the pump shaft 8, the first thrust ring 6, the first shaft sleeve 4 and the pump body 11 are all made of fluororubber, so that the weight of the driving circulating pump is reduced, a good corrosion-resistant effect is achieved, and the liquid circulating pump is suitable for transportation of strong-corrosivity liquid such as strong acid and strong alkali.

The working principle is as follows: when the liquid-filtering device works, firstly, the liquid-inlet connecting pipe 12 and the liquid-outlet connecting pipe 13 are respectively connected with an external connecting pipe, wherein the liquid-outlet connecting pipe 13 is communicated with a liquid container to be conveyed, after the connection, the motor 1 is started, the motor 1 drives the outer rotor 2 to rotate, the inner rotor assembly 7 is driven due to the action of magnetic attraction, the impeller fixed on the inner rotor assembly 7 rotates to suck the liquid into the pump cavity in the pump body 11, then the liquid is thrown out to the liquid-outlet connecting pipe 13 through the impeller on the inner rotor assembly 7, in the process, after the liquid passes through the filter plate 14, solid impurity particles in the liquid can be filtered by the filter plate 14, the filter plate 14 is arranged to filter the solid impurities, so that the liquid entering the pump cavity in the pump body 11 is relatively pure and does not contain impurities, on the one hand, the other hand, the filtered liquid can protect the impeller, the service life of the impeller is prolonged, when the impurities accumulated on the filter plate 14 are excessive, the two micro vibrators 15 are started, so that the impurities accumulated on the filter plate 14 can be powerfully dropped off, and then the dropped impurities are poured out of the liquid inlet connecting pipe 12, so that the filter plate 14 is not blocked, the liquid inlet process is not influenced, the micro vibrators 15 are very convenient to use and do not need to be taken out for cleaning, the micro vibrators 15 are suitable for removing the impurities of the filter plate 14 in a short time, and if the time is too long, the pump body 11 can be detached, and the filter plate 14 is backwashed through the pump cavity, so that the removal is more thorough; meanwhile, the filter plate 14 is arranged to be bent rightwards, so that the area of the filter plate is greatly increased compared with a flat-plate-shaped filter plate, and impurities attached to the filter plate 14 can fall off more easily; the first threaded hole 16, the second threaded hole 17 and the third threaded hole 18 can be fixedly connected through bolts, the fixation is firm, the sealing performance is good, and the isolation effect of the isolation sleeve 3 is better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a ceramic bearing magnetic drive circulating pump, includes motor (1), outer rotor (2), separation sleeve (3), first axle sleeve (4), sealing washer (5), first thrust collar (6), inner rotor assembly (7), pump shaft (8), second thrust collar (9), second axle sleeve (10) and the pump body (11), be equipped with feed liquor connecting pipe (12) and play liquid connecting pipe (13) on the pump body (11), its characterized in that, feed liquor connecting pipe (12) divide into front half and rear half, be fixed with filter (14) on the inner wall of rear half, the material of filter (14) is F46.

2. The magnetically driven circulating pump with ceramic bearings as claimed in claim 1, wherein the inner rotor assembly (7) has bearings matching the pump shaft (8), and the pump shaft (8) and the bearings are made of high alumina ceramic.

3. The ceramic bearing magnetic driving circulation pump as claimed in claim 1, wherein a micro-vibrator (15) is fixed on the outer side wall of the liquid inlet connection pipe (12).

4. A ceramic bearing magnetically driven circulation pump according to claim 3, wherein two micro-vibrators (15) are fixed on the outer side wall of said inlet connection pipe (12), two micro-vibrators (15) being respectively arranged right above and right below said filter plate (14).

5. Ceramic bearing magnetically driven circulation pump according to claim 1, wherein the central position of the filter plate (14) is convex to the right, curved to the right.

6. Ceramic bearing magnetic drive circulation pump according to claim 1, characterized in that the outer rotor (2) is fixed on the output shaft of the motor (1), the spacer sleeve (3) is fixed in the outer rotor (2), and the inner rotor assembly (7) is arranged in the spacer sleeve (3).

7. The ceramic bearing magnetic driving circulating pump of claim 6, characterized in that a plurality of long column type first threaded holes (16) are uniformly distributed on the outer wall of the right end of the motor (1), a plurality of second threaded holes (17) matched with the first threaded holes (16) are uniformly distributed on the outer wall of the right end of the isolation sleeve (3), and a plurality of third threaded holes (18) matched with the second threaded holes (17) are uniformly distributed on the outer wall of the left end of the pump body (11).

8. The magnetically driven circulation pump with ceramic bearings according to claim 1, wherein the isolation sleeve (3), the sealing ring (5), the inner rotor assembly (7), the pump shaft (8), the first thrust ring (6), the first shaft sleeve (4) and the pump body (11) are made of fluororubber.

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