CN212003632U - Automatic washing formula dive axial-flow pump - Google Patents

Abstract

The utility model relates to a dive axial-flow pump technical field discloses an automatic washout dive axial-flow pump, including the dive motor, go out water guide vane body, straight face impeller, the horn mouth that absorbs water, automatic flushometer, the mount pad, a bearing, bearing frame and transmission shaft, the vertical central authorities of installing at the pump casing of dive motor, the mount pad has two, the dive motor top in the pump casing is installed to the mount pad that is located upper portion, the mount pad that is located the lower part is installed in the below of dive motor, it passes through the lower extreme of bolt fastening at the mount pad to go out water guide vane body, it is provided with the sealing washer with the contact jaw of mount pad to go out water guide vane body, the mount pad is located between pump casing bottom and the play water guide vane body upper end, the horn mouth that absorbs water is installed. The utility model discloses can adjust the switching of purge valve through the change of self pressure, realize mechanical type intermittent type and wash to the suction opening, make the continuous service life extension of pump, and convenient to detach and dimension guarantor.

Description

Automatic washing formula dive axial-flow pump

Technical Field

The utility model relates to a dive axial-flow pump technical field especially relates to an automatic washout formula dive axial-flow pump.

Background

The submersible axial-flow pump is used for conveying liquid along the axis direction and submerging the liquid into water by means of acting force generated by the blades of the rotary impeller on the liquid, is large in flow parameter and low in lift, is suitable for short-distance large-flow emergency drainage occasions, and is commonly used for sewage treatment plants and muddy water discharged from muddy water in muddy water with high silt content.

When in use, the water suction port of the submersible axial-flow pump is easily blocked by impurities such as silt, so that the submersible axial-flow pump needs to be lifted out at one interval to clean the water suction port of the submersible axial-flow pump, the continuous working time of the submersible axial-flow pump is short, and the working efficiency of the submersible axial-flow pump is reduced. In addition, the existing submersible axial flow pump is inconvenient to install, maintain and maintain, and particularly, when important components such as a motor and the like in the existing submersible axial flow pump are maintained, the existing submersible axial flow pump is complex to disassemble.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's not enough, the utility model aims to provide an automatic washout formula dive axial-flow pump can adjust the switching of purge valve through the change of self pressure, realizes mechanical type intermittent type to its water sucking mouth and washes, makes the continuous service life extension of pump, and convenient to detach and dimension guarantor.

The utility model discloses a following technical scheme realizes: an automatic flushing type submersible axial-flow pump comprises a submersible motor, a water outlet guide vane body, straight-surface impellers, water suction bell mouths, automatic flushing valves, mounting seats, bearings, bearing seats and a transmission shaft, wherein the submersible motor is vertically arranged in the center of a pump shell, the two mounting seats are arranged above the submersible motor in the pump shell, the mounting seat arranged at the upper part is arranged above the submersible motor in the pump shell, the mounting seat arranged at the lower part is arranged below the submersible motor, the water outlet guide vane body is fixed at the lower end of the mounting seat through bolts, a sealing ring is arranged at the contact end of the water outlet guide vane body and the mounting seat, the mounting seat is arranged between the bottom end of the pump shell and the upper end of the water outlet guide vane body, the water suction bell mouths are arranged at the lower end of the water outlet guide vane body, the bearing seats are arranged in the two mounting seats, bearing covers are arranged, the lower extreme of transmission shaft is fixed in the lower bearing frame, and the mid-mounting of transmission shaft is in the central authorities of dive motor, the bottom of horn mouth that absorbs water has the flushometer mounting panel through the fix with screw, the slope of automatic flushometer is fixed in the flushometer mounting panel, the end of intaking of automatic flushometer passes through flushometer inlet pipe and leads the end intercommunication of leaf with going out water, straight face impeller is installed to the bottom of transmission shaft, and straight face impeller is located the horn mouth top that absorbs water.

Further, the pump casing include the casing, connect shell and central authorities casing, the vertical central authorities of installing at the central authorities casing of dive motor, the central authorities casing is cylindrical hollow shell, connect the shell through bolt fixed mounting in the upper end of central authorities casing, be provided with the sealing washer in the contact jaw of connecting shell and central authorities casing, it is the toper of handstand to go up the casing upper end, goes up the casing lower extreme and is cylindrical, go up through screw fixed connection between the lower extreme of casing and the outside of connecting the shell, also be provided with the sealing washer in the contact jaw of going up casing and connecting the shell.

Furthermore, the number of the installation bases is two, the installation base located at the upper part is installed at the lower end of the inner side of the connecting shell, the installation base located at the lower part is installed at the lower end of the central shell, and a sealing ring is also arranged at the contact end of the central shell and the installation base.

Further, an oval impeller head is installed in the center of the bottom of the straight-face impeller.

Furthermore, a horizontal bolt connecting groove is formed in the upper shell.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the automatic flushing formula dive axial-flow pump of design passes through the flushometer inlet channel and carries automatic flushometer with fluid medium, utilizes automatic flushometer to wash suction horn mouth department to can adjust the switching of automatic flushometer through the change of self pressure, realize mechanical type intermittent flushing effect, thereby can wash away the mud of suction horn mouth department effectively through washing of automatic flushometer, make the live time extension of pump, improve the work efficiency of pump.

2. The utility model discloses a pump case among automatic washout dive axial-flow pump includes casing, connection shell and central housing, and the connection shell passes through bolt fixed mounting in the upper end of central housing, goes up to be provided with horizontally bolt groove on the casing, goes up through screw fixed connection between the lower extreme of casing and the outside of connection shell, and through the casing design of sectional type, makes the utility model discloses dive axial-flow pump's dismantlement is easier, and installation and maintenance are comparatively convenient.

Drawings

Fig. 1 is a sectional view of the automatic flushing submersible axial flow pump of the present invention.

In the figure: 1. a submersible motor; 2. a water outlet guide vane body; 3. a straight-faced impeller; 5. a water-absorbing bell mouth; 6. an automatic flush valve; 7. a flush valve water inlet line; 11. an upper housing; 12. a bolting tank; 13. a connecting shell; 14. a center housing; 15. a mounting seat; 16. a bearing; 17. a bearing cap; 18. a bearing seat; 19. a flush valve mounting plate; 110. an elliptical impeller head; 111. a drive shaft.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

Example 1

As shown in fig. 1, an automatic flushing type submersible axial flow pump comprises a submersible motor 1, a water outlet guide vane body 2, a straight-surface impeller 3, a water suction bell mouth 5, an automatic flushing valve 6, a mounting seat 15, a bearing 16, a bearing seat 18 and a transmission shaft 111, wherein the submersible motor 1 is vertically installed in the center of a pump shell, the mounting seat 15 is arranged on the upper portion of the pump shell, the mounting seat 15 arranged on the upper portion is installed on the inner side of the pump shell, the mounting seat 15 arranged on the lower portion is installed on the inner lower side of the pump shell, the water outlet guide vane body 2 is fixed at the lower end of the mounting seat 15 through a bolt, a sealing ring is arranged at the contact end of the water outlet guide vane body 2 and the mounting seat 15, the mounting seat 15 is arranged between the bottom end of the pump shell and the upper. Bearing seats 18 are installed in the two installation seats 15, bearing covers 17 are installed on the upper end and the lower end of each bearing seat 18, the upper end of a transmission shaft 111 is fixed in the upper bearing seat 18, the lower end of the transmission shaft 111 is fixed in the lower bearing seat 18, the middle of the transmission shaft 111 is installed in the center of the submersible motor 1, a flushing valve installation plate 19 is fixed at the bottom of the water suction bell mouth 5 through screws, an automatic flushing valve 6 is obliquely fixed in the flushing valve installation plate 19, the water inlet end of the automatic flushing valve 6 is communicated with the side end of the water outlet guide vane body 2 through a flushing valve water inlet pipeline 7, a straight-surface impeller 3 is installed at the bottom end of the transmission shaft 111, an oval impeller head 110 is installed in the center of the bottom of the straight-.

The utility model discloses an automatic flushing formula dive axial compressor pump during operation utilizes dive motor 1 to drive transmission shaft 111 rotatory, does work through straight-face impeller 3 for the fluid medium pressure of carrying increases, carries fluid medium to automatic flushometer 6 through flushometer inlet pipe 7, utilizes automatic flushometer 6 to wash suction bell mouth 5 department, and can adjust the switching of automatic flushometer 6 through the change of self pressure, realizes mechanical type intermittent type flushing; the sludge can be effectively washed by the washing of the automatic flushing valve 6, so that the service life of the pump is prolonged, and the working efficiency of the pump is improved.

Example 2

As shown in fig. 1, on the basis of the structure in embodiment 1, the pump housing in the automatic flushing submersible axial-flow pump of the present invention includes an upper housing 11, a connecting housing 13 and a central housing 14, the submersible motor 1 is vertically installed in the center of the central housing 14, the central housing 14 is a cylindrical hollow housing, the connecting housing 13 is fixedly installed at the upper end of the central housing 14 through bolts, a sealing ring is provided in the contact end of the connecting housing 13 and the central housing 14, the upper end of the upper housing 11 is an inverted cone, the lower end of the upper housing 11 is cylindrical, a horizontal bolting groove 12 is provided on the upper housing 11, the lower end of the upper housing 11 is fixedly connected with the outside of the connecting housing 13 through screws, and a sealing ring is also provided in the contact end of the upper housing 11 and the connecting housing 13. The mount pad 15 has two, and the mount pad 15 that is located upper portion is installed at the inboard lower extreme of connecting shell 13, and the mount pad 15 that is located the lower part is installed at the lower extreme of central authorities ' casing 14, and central authorities ' casing 14 also is provided with the sealing washer with the contact jaw of mount pad 15, and shell design through the sectional type makes the utility model discloses dive axial-flow pump's dismantlement is easier, and installation and maintenance are comparatively convenient.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. An automatic washout formula dive axial-flow pump which characterized in that: comprises a submersible motor (1), a water outlet guide vane body (2), a straight-face impeller (3), a water absorbing horn mouth (5), an automatic flushing valve (6), a mounting seat (15), a bearing (16), a bearing seat (18) and a transmission shaft (111), wherein the submersible motor (1) is vertically arranged in the center of a pump shell, the mounting seat (15) is provided with two parts, the mounting seat (15) positioned on the upper part is arranged above the submersible motor (1) in the pump shell, the mounting seat (15) positioned on the lower part is arranged below the submersible motor (1), the water outlet guide vane body (2) is fixed at the lower end of the mounting seat (15) through bolts, a sealing ring is arranged at the contact end of the water outlet guide vane body (2) and the mounting seat (15), the mounting seat (15) is positioned between the bottom end of the pump shell and the upper end of the water outlet guide vane body (2), the water absorbing horn mouth (5) is arranged at the lower end of the, all install bearing frame (18) in two mount pads (15), bearing cap (17) are all installed to the upper and lower tip of every bearing frame (18), the upper end of transmission shaft (111) is fixed in upper portion bearing frame (18), the lower extreme of transmission shaft (111) is fixed in lower part bearing frame (18), and the mid-mounting of transmission shaft (111) is at the central authorities of dive motor (1), the bottom of horn mouth (5) that absorbs water has flushometer mounting panel (19) through the fix with screw, automatic flushometer (6) slope is fixed in flushometer mounting panel (19), the end of intaking of automatic flushometer (6) is through flushometer inlet pipe (7) and play water guide vane body (2) side intercommunication, straight face impeller (3) are installed to the bottom of transmission shaft (111), and straight face impeller (3) are located the horn mouth (5) top that absorbs water.

2. The self-flushing submersible axial flow pump of claim 1, wherein: the pump shell include casing (11), connection shell (13) and central authorities casing (14), the vertical central authorities of installing at central authorities casing (14) in dive motor (1), central authorities casing (14) are cylindrical hollow shell, connect casing (13) to pass through bolt fixed mounting in the upper end of central authorities casing (14), be provided with the sealing washer in the contact jaw of connection shell (13) and central authorities casing (14), go up casing (11) upper end and be the toper of handstand, go up casing (11) lower extreme and be cylindrical, go up through screw fixed connection between the lower extreme of casing (11) and the outside of connecting shell (13), it also is provided with the sealing washer in the contact jaw of casing (11) and connection shell (13) to go up.

3. The self-flushing submersible axial flow pump of claim 2, wherein: the number of the mounting seats (15) is two, the mounting seat (15) located at the upper part is mounted at the lower end of the inner side of the connecting shell (13), the mounting seat (15) located at the lower part is mounted at the lower end of the central shell (14), and a sealing ring is arranged at the contact end of the central shell (14) and the mounting seat (15).

4. A self-flushing submersible axial flow pump according to claim 2 or 3, characterized in that: the center of the bottom of the straight-face impeller (3) is provided with an oval impeller head (110).

5. The self-flushing submersible axial flow pump of claim 2, wherein: the upper shell (11) is provided with a horizontal bolt connecting groove (12).

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