CN214196706U

CN214196706U - Multistage sand-resistant submersible electric pump

Info

Publication number: CN214196706U
Application number: CN202120247893.5U
Authority: CN
Inventors: 张鹏飞
Original assignee: Guodian Longda Power Equipment Tianjin Co ltd
Current assignee: Guodian Longda Power Equipment Tianjin Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-09-14
Anticipated expiration: 2031-01-28

Abstract

The utility model provides a multistage anti husky submerged motor pump belongs to submerged motor pump technical field. The multistage sand-resistant submersible electric pump comprises a pump main body, a supporting mechanism and a filtering sand-resistant mechanism. The input intercommunication of pump main part has the inlet tube, supporting mechanism includes base and screen panel, the base sets up the inlet tube bottom, just the inlet tube surface is provided with the flange, the base pass through the connecting piece with flange threaded connection, the screen panel cover is in the inlet tube surface, just the both sides of screen panel respectively with the base with the flange laminating is sealed. The utility model discloses a screen panel, strain a section of thick bamboo and filter screen cooperation and filter water liquid, reduce silt and enter into the possibility in the pump main part, reduce silt and cause the possibility of harm to the pump main part, prolong the life of pump main part, in addition, operating personnel can change, maintain and clear up after screen panel, strain a section of thick bamboo and filter screen are dismantled.

Description

Multistage sand-resistant submersible electric pump

Technical Field

The utility model relates to a submerged motor pump field particularly, relates to a multistage anti husky submerged motor pump.

Background

The submersible electric pump is also called a submersible pump and is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape.

Submerged motor pump is at the during operation, need earlier inside water liquid suction to submerged motor pump, current submerged motor pump filter effect is poor, silt can mix inside water liquid flows into submerged motor pump, cause the harm to the inside impeller of submerged motor pump, influence submerged motor pump's life, although partial immersible pump is addd filter element in water inlet department, filter water liquid, however, the inconvenient dismantlement of filter element, inconvenient maintenance, the clearance, filter element is after long-time the use, easily by silt jam, influence the flow of water liquid, the influence is used.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides a multistage anti husky submerged motor pump aims at improving the inconvenient water liquid that filters of traditional submerged motor pump, and the inconvenient problem of dismantling filter element.

The utility model discloses a realize like this:

the utility model provides a multistage anti husky submerged motor pump, construct and filter anti husky mechanism including pump main part, supporting mechanism.

The input intercommunication of pump main part has the inlet tube, supporting mechanism includes base and screen panel, the base sets up the inlet tube bottom, just the inlet tube surface is provided with the flange, the base pass through the connecting piece with flange threaded connection, the screen panel cover is in the inlet tube surface, just the both sides of screen panel respectively with the base with the flange laminating is sealed, filter sand-resistant mechanism including straining a section of thick bamboo and filter screen, the filter screen is installed strain in the section of thick bamboo, the water pipe internally mounted has the crown plate, strain a section of thick bamboo and set up in the inlet tube, just strain a section of thick bamboo both sides respectively with the base with the crown plate laminating is sealed.

In an embodiment of the present invention, the inlet pipe is a flare pipe, and the inlet pipe is integrally formed with the joint of the pump main body.

In an embodiment of the present invention, the connecting member is a screw, one end of the connecting member is rotatably connected to the base, and the other end of the connecting member is screwed to the flange.

The utility model discloses an in one embodiment, connecting piece surface spiro union has the nut, just two liang of relative settings of nut, two nuts that set up relatively are located respectively the both sides of flange.

The utility model discloses an in one embodiment, the screen panel with base fixed connection, the flange surface seted up with screen panel assorted slot, peg graft in one side of screen panel the slot inslot.

In an embodiment of the present invention, the mesh enclosure is annular, and the mesh enclosure has mesh openings at intervals on the surface thereof, and the mesh enclosure has an annular reinforcing rib on the surface thereof.

In an embodiment of the present invention, the ring plate and the filter cartridge have a sealing ring installed therebetween, and the sealing ring is fixedly connected to the ring plate.

In an embodiment of the present invention, the filter screen is located on the top end inside the filter cartridge, and the filter screen is sealed with the ring plate.

In an embodiment of the present invention, the filter cartridge is stacked at least two, and at least two of the filter cartridges have mesh sizes increasing from inside to outside.

In an embodiment of the present invention, the water inlet pipe, the mesh enclosure and the filter cartridge are coaxially disposed, and the mesh enclosure and the filter cartridge are fixedly connected by a connecting rod.

The utility model has the advantages that: the utility model discloses a multistage anti husky submerged motor pump that obtains of above-mentioned design, during the use, water liquid loops through in screen panel and the inlet tube carries the pump main part, the screen panel can carry out prefilter to water liquid, and the intraduct of intaking is strained a section of thick bamboo and the filter screen can be filtered water liquid once more, make water liquid and silt separation, reduce the possibility that silt enters into in the pump main part, reduce the possibility that silt causes the harm to the pump main part, the life of extension pump main part, furthermore, link together with the pump main part with the detachable mode with the base, can dismantle the base, and then can be to the screen panel, strain a section of thick bamboo and filter screen and dismantle, operating personnel can be with the screen panel, it changes to strain a section of thick bamboo and filter screen after dismantling, maintenance and clearance.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of an internal structure of a water inlet pipe according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a multi-stage sand-resistant submersible electric pump according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a point a in fig. 1 according to an embodiment of the present invention;

fig. 4 is a schematic view of the connection structure of the water inlet pipe and the filtering sand-resistant mechanism provided by the embodiment of the present invention.

In the figure: 100-a pump body; 110-a water inlet pipe; 120-a flange; 121-slot; 130-ring plate; 131-a sealing ring; 300-a support mechanism; 310-a base; 320-a mesh enclosure; 330-a connector; 331-nut; 500-a filtration sand-resistant mechanism; 510-a filter cartridge; 520-a filter screen; 530-connecting rod.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-4, the present invention provides a multi-stage sand-resistant submersible electric pump, which comprises a pump body 100, a supporting mechanism 300 and a filtering sand-resistant mechanism 500.

The supporting mechanism 300 is used for connecting the filtering sand-resistant mechanism 500 with the pump main body 100, and the filtering sand-resistant mechanism 500 is used for filtering and separating water liquid and sediment conveyed to the pump main body 100, so that the sediment entering the pump main body 100 along with the water flow can be reduced, the possibility of damage of the sediment to the pump main body 100 is reduced, and the service life of the pump main body 100 is prolonged.

Referring to fig. 1-2, an input end of the pump main body 100 is connected to a water inlet pipe 110, and in an implementation, external water can be delivered into the pump main body 100 through the water inlet pipe 110, and the pump main body 100 is a submersible pump.

In this embodiment, the water inlet pipe 110 is a flared pipe, and the joint of the water inlet pipe 110 and the pump main body 100 is integrally formed, so as to improve the sealing performance of the joint of the water inlet pipe 110 and the pump main body 100.

Referring to fig. 1-3, the supporting mechanism 300 includes a base 310 and a mesh enclosure 320, the base 310 is disposed at the bottom end of the water inlet pipe 110, the flange 120 is disposed on the surface of the water inlet pipe 110, the base 310 is in threaded connection with the flange 120 through a connector 330, the mesh enclosure 320 is sleeved on the surface of the water inlet pipe 110, and two sides of the mesh enclosure 320 are respectively attached to and sealed with the base 310 and the flange 120, in the specific implementation, external water is firstly conveyed into the water inlet pipe 110 through the mesh enclosure 320, the mesh enclosure 320 can primarily filter the water, so as to reduce the possibility that silt in the water enters the water inlet pipe 110, in addition, the connector 330, the flange 120 and the base 310 are fixed together in a threaded connection manner, so that the connector 330, the flange 120 and the base 310 can be disassembled, and further, the mesh enclosure 320 between the flange 120 and the base 310 can be disassembled.

In this embodiment, the connecting member 330 is a screw, one end of the connecting member 330 is rotatably connected to the base 310, the other end of the connecting member 330 is screwed to the flange 120, a bearing is disposed at the connection position between the connecting member 330 and the base 310, at least two connecting members 330 are disposed on the surface of the base 310 at intervals, the connecting member 330 is connected to the flange 120 in a threaded connection manner, and the connecting member 330 can be disassembled; nuts 331 are screwed on the surface of the connecting piece 330, the nuts 331 are arranged in pairs in an opposite manner, the two oppositely arranged nuts 331 are respectively positioned at two sides of the flange 120, and the nuts 331 are additionally arranged, so that the connection between the connecting piece 330 and the flange 120 is more stable;

preferably, the mesh enclosure 320 is fixedly connected with the base 310, the surface of the flange 120 is provided with a slot 121 matched with the mesh enclosure 320, one side of the mesh enclosure 320 is inserted into the slot 121, the mesh enclosure 320 and the flange 120 are connected together in an insertion manner, so that the connection between the flange 120 and the mesh enclosure 320 is more stable, and the mesh enclosure 320 can be disassembled and assembled; the mesh enclosure 320 is annular, and the mesh openings are arranged on the surface of the mesh enclosure 320 at intervals, and the annular reinforcing ribs are arranged on the surface of the mesh enclosure 320, so that the reinforcing ribs are added, and the compression resistance and the water flow impact resistance of the mesh enclosure 320 are improved.

Referring to fig. 1 and 4, the filtering and sand-resisting mechanism 500 includes a filter cartridge 510 and a filter screen 520, the filter screen 520 is installed in the filter cartridge 510, the annular plate 130 is installed inside the water inlet pipe 110, the filter cartridge 510 is installed in the water inlet pipe 110, and two sides of the filter cartridge 510 are respectively attached and sealed with the base 310 and the annular plate 130, in the specific implementation, the filter cartridge 510 and the filter screen 520 can re-filter the water entering the water inlet pipe 110 to separate the water from the sand, thereby reducing the possibility of the sand entering the pump main body 100.

In this embodiment, the sealing ring 131 is installed between the ring plate 130 and the filter cartridge 510, the sealing ring 131 is fixedly connected to the ring plate 130, the sealing ring 131 is additionally provided to increase the sealing performance between the filter cartridge 510 and the ring plate 130, the filter cartridge 510 is tightly attached to the sealing ring 131, and the connection between the filter cartridge 510 and the base 310 is integrally formed; the filter 520 is located at the top end of the interior of the filter cartridge 510, and the filter 520 is attached to the ring plate 130 for sealing, the filter 520 can filter the water passing through the ring plate 130; at least two filter cylinders 510 are stacked, the mesh number of the at least two filter cylinders 510 is increased from inside to outside, and a plurality of filter cylinders 510 are stacked to facilitate filtering of water liquid; the water inlet pipe 110, the mesh enclosure 320 and the filter cartridge 510 are coaxially arranged, the mesh enclosure 320 and the filter cartridge 510 are fixedly connected through the connecting rod 530, and the mesh enclosure 320 and the filter cartridge 510 can be fixed together through the arrangement of the connecting rod 530, so that the mesh enclosure 320 and the filter cartridge 510 can synchronously move.

Specifically, the working principle of the multistage sand-resistant submersible pump is as follows: when the water pump is used, water is conveyed into the water inlet pipe 110 through the mesh enclosure 320 and then conveyed into the pump main body 100 through the water inlet pipe 110, the mesh enclosure 320 can primarily filter the water, so that the possibility that sediment in the water enters the water inlet pipe 110 is reduced, the filter cylinder 510 and the filter screen 520 in the water inlet pipe 110 can filter the water again, the water is separated from the sediment, the sediment entering the pump main body 100 along with the water flow can be reduced, the possibility that the sediment damages the pump main body 100 is reduced, the service life of the pump main body 100 is prolonged, in addition, the connecting piece 330, the flange 120 and the base 310 are fixed together in a threaded connection mode, the connecting piece 330, the flange 120 and the base 310 can be detached, the mesh enclosure 320, the filter cylinder 510 and the filter screen 520 can be detached, and when the surfaces of the mesh enclosure 320, the filter cylinder 510 and the filter screen 520 are blocked by the sediment, an operator can detach the mesh enclosure 320, the filter cylinder 510 and the filter screen 520, The filter cartridge 510 and the filter screen 520 are disassembled, replaced, repaired and cleaned.

It should be noted that the specific model specification of the pump body 100 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The power supply of the pump body 100 and its principle will be clear to those skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-stage sand-resistant submersible electric pump is characterized by comprising

The water pump comprises a pump main body (100), wherein the input end of the pump main body (100) is communicated with a water inlet pipe (110);

the supporting mechanism (300) comprises a base (310) and a mesh enclosure (320), the base (310) is arranged at the bottom end of the water inlet pipe (110), a flange (120) is arranged on the surface of the water inlet pipe (110), the base (310) is in threaded connection with the flange (120) through a connecting piece (330), the mesh enclosure (320) is sleeved on the surface of the water inlet pipe (110), and two sides of the mesh enclosure (320) are respectively attached to and sealed with the base (310) and the flange (120);

filter sand-resistant mechanism (500), it includes to filter a section of thick bamboo (510) and filter screen (520) to filter sand-resistant mechanism (500), install filter screen (520) in strain a section of thick bamboo (510), inlet tube (110) internally mounted has crown plate (130), it sets up to strain a section of thick bamboo (510) in inlet tube (110), just the both sides of straining a section of thick bamboo (510) respectively with base (310) with crown plate (130) laminating is sealed.

2. The multi-stage sand-resistant submersible electric pump according to claim 1, characterized in that the water inlet pipe (110) is a flared pipe and the junction of the water inlet pipe (110) and the pump body (100) is integrally formed.

3. The multi-stage sand-resistant submersible electric pump according to claim 1, characterized in that the connecting member (330) is a screw, one end of the connecting member (330) is rotatably connected to the base (310), and the other end of the connecting member (330) is screwed to the flange (120).

4. The multistage sand-resistant submersible electric pump according to claim 3, characterized in that nuts (331) are screwed on the surface of the connecting piece (330), and the nuts (331) are arranged in pairs opposite to each other, and the two nuts (331) arranged in opposite are respectively arranged on both sides of the flange (120).

5. The multistage sand-resistant submersible electric pump according to claim 1, wherein the mesh enclosure (320) is fixedly connected with the base (310), the surface of the flange (120) is provided with an insertion groove (121) matched with the mesh enclosure (320), and one side of the mesh enclosure (320) is inserted into the insertion groove (121).

6. The multistage sand-resistant submersible electric pump according to claim 1, characterized in that the mesh enclosure (320) is annular, and the mesh enclosure (320) is provided with mesh holes at intervals on the surface, and the mesh enclosure (320) is provided with annular reinforcing ribs on the surface.

7. The multistage sand-resistant submersible electric pump according to claim 1, characterized in that a sealing ring (131) is mounted between the ring plate (130) and the filter cartridge (510), and the sealing ring (131) is fixedly connected with the ring plate (130).

8. The multi-stage sand-resistant submersible electric pump according to claim 1, characterized in that said screen (520) is located at the top end inside said cartridge (510) and said screen (520) is sealed in abutment with said annular plate (130).

9. The multistage sand-resistant submersible electric pump according to claim 1, characterized in that at least two filter cartridges (510) are stacked, and the mesh number of at least two filter cartridges (510) increases from inside to outside.

10. The multistage sand-resistant submersible electric pump according to claim 1, characterized in that the water inlet pipe (110), the mesh enclosure (320) and the filter cartridge (510) are coaxially arranged, and the mesh enclosure (320) and the filter cartridge (510) are fixedly connected through a connecting rod (530).