CN220319890U - Sealing structure for submersible pump - Google Patents

Abstract

The utility model discloses a sealing structure for a submersible pump, which belongs to the technical field of submersible pump equipment and comprises a submersible device and a sealing device, wherein the submersible device comprises a submersible pump, a base and a water outlet pipe, the base is fixed at the bottom of the submersible pump through bolts, and the water outlet pipe is connected with the outer side wall of the submersible pump through bolts; the sealing device comprises a connecting seat, a wire, a semi-ring cover, a rotating seat and a threaded cover, wherein the connecting seat is welded with the outer side wall of the submersible pump; this a seal structure's setting for immersible pump installs a sealing device through between wire and immersible pump, and two semi-ring covers in the sealing device splice each other and overlap in the outside of wire crust to use the solid fixed ring to consolidate two semi-ring covers, and use the screw thread lid to link semi-ring cover and roating seat as an organic wholely, use sealing device to cup joint the interface department at the wire, thereby can effectually improve the sealing performance of wire interface department.

Description

Sealing structure for submersible pump

Technical Field

The utility model relates to the technical field of submersible pump equipment, in particular to a sealing structure for a submersible pump.

Background

The submersible pump is an important device for deep well water extraction. When in use, the whole unit is immersed into water for working, and the underground water is extracted to the ground surface, so that the unit is used for domestic water, mine rescue, industrial cooling, farm irrigation, seawater lifting and ship load adjustment, and can also be used for fountain landscapes. The submerged pump for hot water is suitable for hot spring bath, extracting underground water from deep well, and water extraction engineering of river, reservoir, canal, etc. The water pump is mainly used for farm irrigation and water for people and livestock in mountain areas, and can also be used for central air conditioning cooling, heat pump units, cold pump units, cities, factories, railways, mines and construction sites.

The joint of the existing submersible pump can be loosened in long-time soaking water, and the existing submersible pump lacks an external protection structure. For this reason, new solutions need to be designed to solve.

Disclosure of Invention

The utility model aims to provide a sealing structure for a submersible pump, which solves the problems that the joint of the submersible pump provided in the prior art can be loosened in long-time soaking water and the external protection structure is lacking.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the sealing structure for the submersible pump comprises a submersible pump, a base and a water outlet pipe, wherein the base is fixed at the bottom of the submersible pump through bolts, and the water outlet pipe is connected with the outer side wall of the submersible pump through bolts; the sealing device comprises a connecting seat, a wire, a semi-ring cover, a rotating seat and a threaded cover, wherein the connecting seat is welded with the outer side wall of the submersible pump, the rotating seat is welded at the top of the connecting seat, the threaded cover is sleeved outside the rotating seat, the two semi-ring covers are mutually spliced to form an annular structure, the semi-ring covers are sleeved outside the wire, one side of each semi-ring cover, which is mutually contacted, is provided with a clamping groove, the other side of each semi-ring cover is provided with a clamping groove, the contact surface of each semi-ring cover is provided with a lug, the lugs are connected with the clamping groove in an inserting mode, the wire sequentially penetrates through the semi-ring cover, the rotating seat and the connecting seat enter the inner cavity of the submersible pump, the outer part of each semi-ring cover is sleeved with a reinforcing ring, and the threaded cover is in threaded connection with the semi-ring cover.

In order to improve the tightness between the semi-ring cover and the rotating seat, the sealing structure for the submersible pump is preferable, wherein a clamping ring extends at the bottom of the semi-ring cover.

In order to prevent the reinforcing ring from falling off from the semi-ring cover, as a sealing structure for the submersible pump, preferably, a baffle ring is welded on the outer side wall of the end part of the semi-ring cover, and the reinforcing ring is in contact with the baffle ring.

In order to improve the sealing performance between the semi-ring cover and the lead, the sealing structure for the submersible pump is preferable in the utility model, wherein the inner side wall of the semicircular groove formed in the top of the semi-ring cover is inlaid with a rubber sheet, and the rubber sheet is in contact with the outer side wall of the lead.

In order to conveniently lift the submersible pump, the sealing structure for the submersible pump is preferable, and a drag hook is fixed on the top of the submersible pump through a bolt.

Compared with the prior art, the utility model has the beneficial effects that: this a seal structure's setting for immersible pump installs a sealing device through between wire and immersible pump, and two semi-ring covers in the sealing device splice each other and overlap in the outside of wire crust to use the solid fixed ring to consolidate two semi-ring covers, and use the screw thread lid to link semi-ring cover and roating seat as an organic wholely, use sealing device to cup joint the interface department at the wire, thereby can effectually improve the sealing performance of wire interface department.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a seal arrangement according to the present utility model;

FIG. 3 is a schematic view of the semi-ring cover structure of the present utility model;

fig. 4 is a schematic cross-sectional view of a rotary seat according to the present utility model.

In the figure: 1. a diving device; 2. submersible pump; 3. a drag hook; 4. a base; 5. a water outlet pipe; 6. a sealing device; 7. a connecting seat; 8. a wire; 9. a semi-ring cover; 10. a reinforcing ring; 11. a baffle ring; 12. a rubber sheet; 13. a clamping groove; 14. a clasp; 15. a rotating seat; 16. a screw cap.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: comprising a diving device 1 and a sealing device 6.

In the technical scheme, the sealing structure for the submersible pump comprises a submersible pump 2, a base 4 and a water outlet pipe 5, wherein the base 4 is fixed at the bottom of the submersible pump 2 through bolts, and the water outlet pipe 5 is connected with the outer side wall of the submersible pump 2 through bolts;

in this solution, the submersible pump 2 is energized to create suction to draw water from within the base 4 into the interior of the submersible pump 2 and out the outlet pipe 5.

The sealing device 6 comprises a connecting seat 7, a wire 8, a semi-ring cover 9, a rotating seat 15 and a threaded cover 16, wherein the connecting seat 7 is welded with the outer side wall of the submersible pump 2, the rotating seat 15 is welded at the top of the connecting seat 7, the threaded cover 16 is sleeved outside the rotating seat 15, the two semi-ring covers 9 are mutually spliced to form an annular structure, the semi-ring cover 9 is sleeved outside the wire 8, one side of the two semi-ring covers 9, which is mutually contacted, is provided with a clamping groove 13 at the contact surface of one half of the semi-ring covers 9, the contact surface of the other half of the semi-ring covers 9 is extended with a bump, the bump is spliced with the clamping groove 13, the wire 8 sequentially penetrates through the semi-ring covers 9, the rotating seat 15 and the connecting seat 7 to enter the inner cavity of the submersible pump 2, the outer part of the semi-ring cover 9 is sleeved with a reinforcing ring 10, and the threaded cover 16 is in threaded connection with the semi-ring covers 9;

in this kind of technical scheme, connecting seat 7 is used for providing the mounting point to the installation of each part, and two semi-ring covers 9 splice each other and overlap the outside of the interface department at wire 8, is connected screw thread lid 16 through the screw thread with semi-ring cover 9 for the inside of semi-ring cover 9 is confined space, in order to improve the sealing performance of wire 8 interface department.

In some technical schemes, referring to fig. 1-4, a drag hook 3 is fixed on the top of a submersible pump 2 through bolts; the inner side wall of the semicircular groove formed in the top of the semi-annular cover 9 is embedded with a rubber sheet 12, and the rubber sheet 12 is in contact with the outer side wall of the lead 8; the outer side wall of the end part of the semi-ring cover 9 is welded with a baffle ring 11, and the reinforcement ring 10 is contacted with the baffle ring 11; the bottom of the semi-ring cover 9 is extended with a snap ring 14.

In the technical scheme, the submersible pump 2 can be conveniently carried by using the drag hook 3; the rubber sheet 12 can reduce the gap between the semi-ring cover 9 and the lead 8, so that water outside the effective tissue leaks out through the gap between the semi-ring cover 9 and the lead 8; the use of the baffle ring 11 can effectively prevent the reinforcing ring 10 sleeved on the half ring cover 9 from falling off from the half ring cover 9 so as to cause cracking between the two half ring covers 9; the clamping ring 14 is inserted into a mounting groove at the top of the rotary seat 15 to reduce the gap between the half ring cover 9 and the rotary seat 15.

Working principle: the two semi-ring covers 9 are sleeved at the end parts of the wires 8, the protruding blocks are clamped into the clamping grooves 13, the splicing of the two semi-ring covers 9 is completed, the reinforcing ring 10 is sleeved outside the semi-ring covers 9, the threaded covers 16 are rotated to enable the semi-ring covers 9 to be close to the rotating seats 15 until the semi-ring covers are in close contact with the rotating seats 15, the diving device 1 is integrally placed into a water body, the power supply of the wires 8 is turned on, the diving pump 2 is operated after being electrified, and then the water body is sucked into the inner cavity of the diving pump 2 through the base 4 and is discharged from the water outlet pipe 5.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. A seal structure for immersible pump, its characterized in that: the submersible pump comprises a submersible device (1) and a sealing device (6), wherein the submersible device (1) comprises a submersible pump (2), a base (4) and a water outlet pipe (5), the base (4) is fixed at the bottom of the submersible pump (2) through bolts, and the water outlet pipe (5) is connected with the outer side wall of the submersible pump (2) through bolts;

the sealing device (6) comprises a connecting seat (7), a wire (8), a semi-ring cover (9), a rotating seat (15) and a threaded cover (16), wherein the connecting seat (7) is welded with the outer side wall of the submersible pump (2), the rotating seat (15) is welded at the top of the connecting seat (7), and the threaded cover (16) is sleeved outside the rotating seat (15);

two semi-ring covers (9) splice each other and constitute annular structure to semi-ring cover (9) cover in the outside of wire (8), two the one side that semi-ring cover (9) contacted each other, one of them semi-ring cover (9) the contact surface is opened has draw-in groove (13), and another semi-ring cover (9) the contact surface extends has the lug, the lug with draw-in groove (13) are pegged graft, wire (8) run through in proper order semi-ring cover (9) rotating seat (15) with connecting seat (7) enter into the inner chamber of immersible pump (2), the outside cover of semi-ring cover (9) has stiffening ring (10), screw cap (16) with semi-ring cover (9) pass through threaded connection.

2. A sealing structure for a submersible pump according to claim 1, wherein: the bottom of the semi-ring cover (9) is extended with a clamping ring (14).

3. A sealing structure for a submersible pump according to claim 1, wherein: the outer side wall of the end part of the semi-ring cover (9) is welded with a baffle ring (11), and the reinforcing ring (10) is in contact with the baffle ring (11).

4. A sealing structure for a submersible pump according to claim 1, wherein: the inner side wall of the semicircular groove formed in the top of the semi-ring cover (9) is inlaid with a rubber sheet (12), and the rubber sheet (12) is in contact with the outer side wall of the lead (8).

5. A sealing structure for a submersible pump according to claim 1, wherein: the top of the submersible pump (2) is fixed with a draw hook (3) through a bolt.