CN208587314U - A kind of antiwind immersible pump - Google Patents

Abstract

The utility model discloses a kind of antiwind immersible pumps, the antiwind immersible pump is related to immersible pump, including pedestal, the pump housing being fixedly connected on the pedestal, it is rotationally connected with the intracorporal impeller of the pump, be set to the water inlet of the pump housing bottom and is set to the water outlet of the pump housing side wall, it is circumferentially arranged in the pump housing to have multiple cutter positioned at the impeller outer, the locked component fixed for the cutter is provided in the pump housing；The locked component includes being arranged side by side to be fixed in the T-block of the knife spine of the cutter side by side in the intracorporal annular lock of the pump, the slideway for being set to the annular lock inner wall, at least two, the T-block is limited by the slideway and is detached from along the slideway, it solves the problems, such as that existing immersible pump is easily wound by impurity, has achieved the effect that prevent impurities in water from winding impeller.

Description

A kind of antiwind immersible pump

Technical field

The utility model relates to immersible pump field, in particular to a kind of antiwind immersible pump.

Background technique

Immersible pump is the important equipment of deep-well water lift, and when use, entire unit pulled the plug work, and underground water is extracted Earth's surface is that domestic water, mine are speedily carried out rescue work, industry cooling, field irrigation, seawater lift, steamer tune carry, it may also be used for fountain scape It sees, hot water immersible pump is used for hot spring bathing, could be applicable to extract underground water from deep-well, it can also be used to river, reservoir, water channel Equal water lifts engineering.It is mainly used for field irrigation and alpine region people and animals' water, also for central air-conditioning cooling, heat pump unit, cold pump Unit, city, factory, railway, mine, building site draining use.

The Chinese patent of Authorization Notice No. CN205714821U discloses a kind of immersible pump, including the pump housing and motor, the pump housing It is tightly connected between motor by suspension, the motor shaft rotation of motor is plugged in the pump housing, and the end of motor shaft is fixed with rotation Blade.

Be in place of the deficiencies in the prior art, the rotating vane of above-mentioned immersible pump, which is located at, to be pumped in intracorporal runner, water flow by The bottom of the pump housing, the intermediate of rotating vane enter, when operating, because of underwater environment complexity, so during drawing water in water Impurity is easily inhaled into pump, is wrapped on rotating vane and motor shaft, is caused the stuck of said two devices or blocking, is caused immersible pump Just it can not work normally, not only reduce the working efficiency of immersible pump in this way, also add the maintenance cost of immersible pump.

Utility model content

The purpose of the utility model is to provide a kind of antiwind immersible pumps, and which solve existing immersible pumps easily by water Impurity winding the problem of, achieved the effect that prevent impurities in water from winding impeller.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of antiwind immersible pump, including pedestal, the pump housing being fixedly connected on the pedestal, be rotationally connected with it is described Intracorporal impeller is pumped, the water inlet of the pump housing bottom is set to and is set to the water outlet of the pump housing side wall, the pump It is circumferentially arranged in vivo to have multiple cutter positioned at the impeller outer, it is provided with what the confession cutter were fixed in the pump housing Locked component；The locked component includes being arranged side by side in the intracorporal annular lock of the pump, being set in the annular lock The slideway of wall, at least two be fixed in side by side the cutter knife spine T-block, the T-block limited by the slideway and It is detached from along the slideway.

Using the above scheme, wheel rotation generates centrifugal force, under the influence of centrifugal force, the water and impurity of water inlet sucking Impeller high-speed mobile around is flown away from, then impurity contacts cutter, and the kinetic energy on impurity is transferred to cutter, impurity quilt rapidly Cutter cutting and grinding avoid impurity rotation from being wrapped on impeller；In addition, being mentioned by setting locked component using annular lock The installable position of cutter is supplied, cutter slide in slideway, locking and disengaging of the cutter on lock can be realized, Convenient for impaired cutter in the intracorporal dismounting of pump, easy operation further increases the antiwind performance of immersible pump.

Further preferably are as follows: the axis parallel of the axial direction of the cutter and the impeller, the blade of the cutter Positioned at the close impeller side, and the direction of the blade of the cutter is opposite with the rotation direction of the impeller.

Using the above scheme, when impurity is acted on by centrifugal force to blade high-speed mobile, the direction of motion and blade of impurity Direction intersection, impurity moves at blade and cut rapidly, avoids impurity rotation from being wrapped on impeller, further increases cutting The cutting efficiency of knife.

Further preferably are as follows: screen cylinder is provided in the pump housing, the inner radial wall of the screen cylinder is fixed on the ring lock The radial outer wall of seat.

Using the above scheme, the impurity after cutter cutting and grinding still mixes in water, and the water of high-speed motion is pumping Intracorporal diffusion velocity is gradually lower, and immersible pump then is discharged by screen cylinder to water outlet, and impurity is blocked in screen cylinder inner wall, It is subsequent to clear up impurity in place's pump housing through water backwashing, so as to improve the cleanliness of the water of output, while impurity being avoided to block Water outlet further increases the working efficiency of immersible pump.

Further preferably are as follows: the bottom of the cutter is respectively and fixedly provided with screw rod, and the axial direction of the screw rod is cut with described Cutter it is axially vertical.

Using the above scheme, it is first tentatively cut by screw rod from the bulk impurity in the water that water inlet sucks, while in water For spiral wound of the fiber-like impurity on screw rod on screw rod, directly prevention large volume impurity winds impeller, reduces simultaneously The cutting load of cutter further increases the antiwind performance of immersible pump.

Further preferably are as follows: the slideway include the annular groove being set on the annular lock, at least two circumferentially It is arranged side by side in the first T-slot and the second T-slot on the annular lock, first T-slot is connected to the annular groove, And to the pedestal direction through the annular lock, the upper end of second T-slot is connected to the annular groove.

Using the above scheme, during the installation process, first the T-block on knife spine is embedded in the first T-slot, then T-type Block is successively along the first T-slot, annular groove, the sliding of the second T-slot, and final T-block is embedded in the second T-slot, while in gravity Under effect, T-block is maintained at chimeric on the bottom of the second T-slot, realizes sliding and limit of the T-block on slideway with this, Convenient for the dismounting of cutter.

Further preferably are as follows: first T-slot and second T-slot are located at the same side of the annular groove.

Using the above scheme, after T-block enters annular groove from the first T-slot, between annular groove and sealing ring between Gap sliding, T-block only need the opening for directly sliding onto the second T-slot that can be embedded in the second T-slot, realize T-type with this Sliding and limit of the block on slideway, easy operation.

Further preferably are as follows: elastic washer is embedded in the annular groove, the ring is fixed in the elastic washer side The side wall of shape slot, the other side contact at the junction of second T-slot and the annular groove.

Using the above scheme, by setting elastic washer and the second T-slot formation one sealing structure, restricted T type block to The second T-slot of upper disengaging, avoids the centrifugal force generated in the immersible pump course of work, buoyancy etc. from having an impact T-block, only right T-block persistently exerts a force, and T-block can just be made to be detached from slideway along annular groove, is improving the bonding strength of T-block and the second T-slot Meanwhile and not influencing sliding and locking of the T-block on slideway.

Further preferably are as follows: the junction of the annular groove and first T-slot is provided with the first guide surface, and described the One guide surface is for the T-block to be directed between the annular groove and the elastic washer.

Using the above scheme, two T-blocks at the knife spine of cutter are respectively along in the first T-slot of screen cylinder top and the bottom It is sliding, T-block upper surface Contact Seal ring is slided in T-block, applies horizontal power to cutter, T-block is sliding along the first guide surface Enter between annular groove and elastic washer, easy operation, further increases the disassembly efficiency of cutter.

Further preferably are as follows: the junction of second T-slot and the annular groove is provided with the second guide surface, and being used for will The T-block is directed in second T-slot.

Using the above scheme, when T-block is slid onto a ring groove at the second T-slot, made using the preload of elastic washer With and the second guide surface guiding role, T-block is under the elastic force of elastic washer and the double action of self gravity, T-type For block along the second guide surface autopatching in the second T-slot, easy operation further increases the disassembly efficiency of cutter.

Further preferably are as follows: first T-slot is axially uniformly distributed with second T-slot along the annular lock.

Using the above scheme, said two devices are axially uniformly distributed along annular lock, that is, the cutting being fixed on annular lock Knife is evenly distributed in the circumferential, keeps each section cutting effect in the pump housing close.

In conclusion the utility model has the following beneficial effects:

1. tentatively being cut and being wound interception to the bulk impurity in water by screw rod, then pass through the knife of cutter Sword is intercepted to backwash from water outlet in the pump housing by screen cylinder and be cleared up by further cutting and grinding, last impurity, avoids impurities in water pair The winding of impeller；

2. being further ensured that diving by setting locked component convenient for screw rod and cutter are maintained and overhauled The performance of the anti-impurity winding of pump.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the immersible pump of embodiment；

Fig. 2 is the connection relationship diagram of the immersible pump of embodiment；

Fig. 3 is the connection relationship diagram of the cutter of embodiment, threaded rod and locked component；

Fig. 4 is the enlarged drawing in the portion A of Fig. 3, for indicating the connection relationship of slideway and annular lock pair.

In figure, 1, pedestal；2, the pump housing；21, impeller；22, water inlet；23, water outlet；24, motor；25, sealing cover；26, Output shaft；3, screen cylinder；4, cutter；5, screw rod；6, locked component；61, annular lock；62, slideway；621, annular groove； 622, the first T-slot；623, the second T-slot；624, the first guide surface；625, the second guide surface；63, T-block；64, elastic cushion Circle.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of antiwind immersible pump, as depicted in figs. 1 and 2, including pedestal 1, the pump housing being fixed on pedestal 12, rotation The impeller 21 that is connected in the pump housing 2, be fixed in the pump housing 2 and have screen cylinder 3, four outside impeller 21 it is circumferentially arranged in sieve The cutter 4 of 3 inner wall of drum, are set to the locking fixed in the pump housing 2 for cutter 4 at the screw rod 5 for being fixed on 4 bottom of cutter Component 6；Locked component 6 is locked and is detached from a manner of sliding, and locked component 6 includes the annular lock 61 fixed for screen cylinder 3.

Referring to Fig. 2, the rotation of impeller 21 is realized by the driving of motor 24；Motor 24 is fixed in the pump housing 2, in the pump housing 2 It is fixed with sealing cover 25,24 lower rotation of motor is connected with output shaft 26, and 26 one end of output shaft passes through sealing cover 25, is fixed on leaf The upper end of wheel 21；Motor 24 drives output shaft 26 to rotate, and then 26 impeller 21 of output shaft rotates, while setting on sealing cover 25 Opening is equipped with to rotate for output shaft 26, and the water being inhaled into is blocked under sealing cover 25, and water-soaked motor 24 is avoided to lead to electricity Machine 24 is burnt.

Screen cylinder 3 is fixed on the outer wall of annular lock 61；Cutter 4 are vertically arranged, the axial direction of cutter 4 and the axis of impeller 21 Heart line is parallel, and the direction of the blade of cutter 4 is located at the rotation direction of impeller 21 on the contrary, the blade of cutter 4 close to impeller 21 sides, for being cut to impurity；Screw rod 5 is horizontally disposed, one end of screw rod 5 and cutter 4 are fixed, the other end with The end of other screw rods 5 is fixed.

The bottom of the pump housing 2 is provided with water inlet 22, and the side wall of the pump housing 2 is provided with water outlet 23；It is sucked from water inlet 22 Bulk impurity in water is first tentatively cut by screw rod 5, at the same in water spiral wound of the fiber-like impurity on screw rod 5 in spiral shell On spinner handle 5；Then water and impurity are flown away from impeller 21 by the effect of the centrifugal force of impeller 21, and remaining impurity is met to cutter 4 Blade by further cutting and grinding, last water is exported by screen cylinder 3 from water outlet 23 from the pump housing 2, and impurity is intercepted by screen cylinder 3 In the pump housing 2.

Referring to Fig. 3, dismounting of the cutter 4 in the pump housing 2 is realized by locked component 6；Locked component 6 includes side by side up and down The annular lock 61 that is set in the pump housing 2, recess are set to 62, two, slideway of annular 61 inner wall of lock and side by side up and down are fixed on The T-block 63 of the knife spine of cutter 4, T-block 63 are limited by slideway 62 and are detached from along the slideway 62.

Slideway 62 include be set to annular 61 inner wall of lock annular groove 621, be uniformly distributed circumferentially and be arranged side by side in Four the first T-slots 622 of annular 61 inner wall of lock and four the second T-slots 623；Wherein, the first T-slot 622 and the second T-type The upper end of slot 623 is connected to annular groove 621, and the first T-slot 622 is downward through annular lock 61.

Be embedded with elastic washer 64 in annular groove 621,64 upper surface of elastic washer be fixed on annular groove 621 side wall, under End face contacts at the junction of the first T-slot 622 and annular groove 621；Referring to Fig. 4, the company of the first T-slot 622 and annular groove 621 The place of connecing is provided with the first guide surface 624, and the second T-slot 623 and the junction of annular groove 621 are provided with the second guide surface 625.

In the installation process of cutter 4, two T-blocks 63 at the knife spine of cutter 4 are respectively along 3 top and the bottom of screen cylinder The first T-slot 622 on it is sliding, slide to 63 upper surface Contact Seal ring of T-block in T-block 63, apply to cutter 4 horizontal Power, T-block 63 slide between annular groove 621 and elastic washer 64 along the first guide surface 624, and T-block 63 is sliding in annular groove 621 When moving at the second T-slot 623, the preload effect of elastic washer 64 and the guiding role of the second guide surface 625, T-type are utilized Block 63 is under the elastic force of elastic washer 64 and the double action of self gravity, and T-block 63 is along 625 autopatching of the second guide surface In in the second T-slot 623；Cutter 4 are sliding in the second T-slot 623, and the first T-slot is slid onto along annular groove 621 622, last T-block 63 glides and is detached from along the first T-slot 622, and the disassembly of cutter 4 can be realized.

Working principle: after motor 24 starts, the high speed rotation therewith of impeller 21, at this point, due to water quilt at 21 center of impeller It gets rid of and forms both water without the vacuum low-pressure area of the not no water of air, outside the pump housing 2 to surrounding under the action of the atmospheric pressure of pond face, It flows into the pump housing 2, is first tentatively cut by screw rod 5 from the bulk impurity in the water that water inlet 22 sucks, simultaneously through water inlet 22 Spiral wound of the fiber-like impurity on screw rod 5 is on screw rod 5 in water；Then the centrifugal force of water and impurity by impeller 21 Effect fly away from impeller 21, remaining impurity meets the blade to cutter 4 by further cutting and grinding, and last water passes through screen cylinder 3 It is exported from water outlet 23 from the pump housing 2, and impurity is intercepted in the pump housing 2 by screen cylinder 3；The pump housing 2 after a period of work, by cutter 4 and screw rod 5 removed along the sliding of slideway 62, conveniently carry out mainteinance repair to it, while pouring high pressure water to sieve from water outlet 23 Drum 3 is rinsed, and impurity installs cutter 4 and screw rod 5 after the emptying of water inlet 22 again in the pump housing 2.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as within the protection scope of the present utility model all by the protection of Patent Law.

Claims (10)

1. a kind of antiwind immersible pump connects including pedestal (1), the pump housing (2) being fixedly connected on the pedestal (1), rotation The impeller (21) that is connected in the pump housing (2) is set to the water inlet (22) of the pump housing (2) bottom and is set to the pump The water outlet (23) of body (2) side wall, it is characterized in that: in the pump housing (2) it is circumferentially arranged have it is multiple be located at the impeller (21) Outer cutter (4), the pump housing (2) is interior to be provided with the locked component (6) fixed for the cutter (4)；The locking group Part (6) includes the annular lock (61) being arranged side by side in the pump housing (2), the cunning for being set to described annular lock (61) inner wall Road (62), at least two be fixed in side by side the cutter (4) knife spine T-block (63), the T-block (63) is by the cunning Road (62) is limited and is detached from along the slideway (62).

2. the antiwind immersible pump of one kind according to claim 1, it is characterized in that: the axial direction of the cutter (4) and institute The axis parallel of impeller (21) is stated, the blade of the cutter (4) is located at close to the impeller (21) side, and the cutting The direction of the blade of knife (4) is opposite with the rotation direction of the impeller (21).

3. the antiwind immersible pump of one kind according to claim 1, it is characterized in that: being provided with screen cylinder in the pump housing (2) (3), the inner radial wall of the screen cylinder (3) is both secured to the radial outer wall of the annular lock (61).

4. the antiwind immersible pump of one kind according to claim 1, it is characterized in that: the bottom of the cutter (4) is solid Surely have screw rod (5), the axial direction of the screw rod (5) is axially vertical with the cutter (4).

5. the antiwind immersible pump of one kind according to claim 1, it is characterized in that: the slideway (62) includes being set to institute It states the annular groove (621) on annular lock (61), at least two be circumferentially arranged side by side in the on the annular lock (61) One T-slot (622) and the second T-slot (623), first T-slot (622) are connected to the annular groove (621) and to described Pedestal (1) direction is through the annular lock (61), and the upper end and the annular groove (621) of second T-slot (623) are even It is logical.

6. the antiwind immersible pump of one kind according to claim 5, it is characterized in that: first T-slot (622) and described Second T-slot (623) is located at the same side of the annular groove (621).

7. the antiwind immersible pump of one kind according to claim 6, it is characterized in that: being embedded in the annular groove (621) Elastic washer (64), the side wall of the annular groove (621) is fixed in elastic washer (64) side, the other side contact at it is described The junction of second T-slot (623) and the annular groove (621).

8. the antiwind immersible pump of one kind according to claim 7, it is characterized in that: the annular groove (621) and described the The junction of one T-slot (622) is provided with the first guide surface (624), and first guide surface (624) is used for the T-block (63) it is directed between the annular groove (621) and the elastic washer (64).

9. the antiwind immersible pump of one kind according to claim 8, it is characterized in that: second T-slot (623) with it is described The junction of annular groove (621) is provided with the second guide surface (625), for the T-block (63) to be directed to second T-type In slot (623).

10. the antiwind immersible pump of one kind according to claim 9, it is characterized in that: first T-slot (622), described Second T-slot (623) and the distribution angle of the T-block (63) in the circumferential are all the same.