CN215596013U

CN215596013U - Submersible pump for foundation pit drainage for hydroelectric engineering

Info

Publication number: CN215596013U
Application number: CN202121117950.4U
Authority: CN
Inventors: 陈吉元; 陈吉祥
Original assignee: Anhui Linyan Construction Engineering Co ltd
Current assignee: Anhui Linyan Construction Engineering Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-01-21
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a submersible pump for foundation pit drainage for hydroelectric engineering, which comprises a submersible pump body, wherein the lower end of the submersible pump body is fixedly connected with a base, the lower end of the base is fixedly provided with a filter screen cover, the surface of the filter screen cover is provided with a cleaning mechanism, the cleaning mechanism comprises an installation seat, the installation seat is connected below the base in a sliding mode through a sliding mechanism, an annular cleaning brush is arranged in the installation seat and is fixed on the installation seat through a limiting mechanism, the sliding mechanism comprises a motor, the motor is fixedly arranged on the upper end face of the front side of the base, the output end of the motor is fixedly connected with a screw rod, the rear side of the base is fixedly connected with a guide rod, the middle part of the front side wall and the rear side wall of the installation seat is fixedly connected with a sliding block, and the sliding block on the front side is in threaded connection with the screw rod. According to the utility model, the annular cleaning brush is used for cleaning a large amount of impurities attached to the surface and the pores of the filter screen, so that the problem that the filter screen is blocked and the drainage efficiency is influenced is solved.

Description

Submersible pump for foundation pit drainage for hydroelectric engineering

Technical Field

The utility model relates to the technical field of hydroelectric engineering, in particular to a submersible pump for foundation pit drainage for hydroelectric engineering.

Background

The construction of water conservancy and hydropower engineering is often carried out on rivers and is greatly influenced by natural conditions such as terrain, geology, water copy, weather and the like. Construction diversion, cofferdam filling and foundation pit drainage are control factors of the construction progress. When the foundation pit is drained, a submersible pump is often used for draining water.

At present, the filter screen panel is generally all installed in the position outside of drawing water of current immersible pump for keep apart great impurity, but when the immersible pump was used for a long time, filter screen panel surface and hole can be attached to a large amount of impurity, inconvenient clearance, thereby seriously influence the drainage efficiency and the drainage effect of immersible pump.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a submersible pump for foundation pit drainage in hydroelectric engineering, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a immersible pump for foundation ditch drainage for water and electricity engineering, includes the immersible pump body, immersible pump body lower extreme fixedly connected with base, base lower extreme fixed mounting has the filter screen panel, the filter screen panel surface is provided with clean mechanism, clean mechanism includes the mount pad, the mount pad passes through slide mechanism sliding connection in the base below, be provided with annular cleaning brush in the mount pad, annular cleaning brush passes through stop gear and fixes on the mount pad.

Preferably, the sliding mechanism comprises a motor, the motor is fixedly mounted on the upper end face of the front side of the base, the output end of the motor is fixedly connected with a screw rod, and the rear side of the base is fixedly connected with guide rods which are symmetrical with the screw rod in the front-back direction.

Preferably, the middle parts of the front side wall and the rear side wall of the mounting seat are fixedly connected with symmetrical sliding blocks, the sliding blocks on the front side are in threaded connection with the screw rod, and the sliding blocks on the rear side are in sliding connection with the guide rod through the through holes.

Preferably, the annular cleaning brush is provided with a left-right symmetric limiting groove.

Preferably, the limiting mechanism comprises a limiting pin, the limiting pin is connected to two sides of the mounting seat in a sliding mode, the left end of the limiting pin penetrates through the mounting seat and is movably inserted into the limiting groove, a stop block is fixedly connected to the surface of the outer end of the limiting pin, a spring is sleeved on the surface of the limiting pin, one end of the spring is fixedly connected to the mounting seat, and the other end of the spring is fixedly connected to the stop block.

Preferably, the motor is a servo motor.

Preferably, a sealing cover is fixedly mounted outside the motor.

Preferably, the upper end of the submersible pump body is provided with a handle.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the submersible pump is used, when the submersible pump draws water for too long time, a large amount of impurities are attached to the surface and the pores of the filter screen cover, so that the drainage efficiency is influenced, the motor can be started, the motor drives the screw rod to rotate in the forward direction, so that the sliding block is driven to move downwards on the screw rod, the mounting seat and the annular cleaning brush are driven to move downwards, the surface and the pores of the filter screen cover are cleaned by brushing, when the mounting seat moves to the lower end of the filter screen cover, the motor rotates in the reverse direction, the mounting seat and the annular cleaning brush move upwards, and the circulation is repeated in such a way, so that the annular cleaning brush cleans the large amount of impurities attached to the surface and the pores of the filter screen cover, and the problems that the filter screen cover is blocked and the drainage efficiency is influenced are solved;

2. according to the annular cleaning brush, the limiting pin is matched with the limiting groove under the action of the spring, so that the annular cleaning brush is convenient to disassemble and assemble, the annular cleaning brush is convenient to replace and clean, and the annular cleaning brush is convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a submersible pump for foundation pit drainage for hydroelectric engineering according to the present invention;

FIG. 2 is a partial left view structural view of a submersible pump for foundation pit drainage in hydroelectric engineering according to the present invention;

fig. 3 is a top view structural diagram of the connection between the mounting seat and the annular cleaning brush in the foundation pit drainage submersible pump for hydroelectric engineering.

In the figure: 1. a submersible pump body; 2. a base; 3. a filtering net cover; 4. a mounting seat; 5. a motor; 6. a screw; 7. a slider; 8. an annular cleaning brush; 9. a limiting groove; 10. a spacing pin; 11. a stopper; 12. a spring; 13. a guide bar; 14. a handle; 15. and (6) sealing the cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a immersible pump for foundation ditch drainage for water and electricity engineering, includes immersible pump body 1, 1 lower extreme fixedly connected with base 2 of immersible pump body, 2 lower extreme fixed mounting of base have filter screen panel 3, filter screen panel 3 surfaces are provided with clean mechanism, clean mechanism includes mount pad 4, mount pad 4 passes through slide mechanism sliding connection in base 2 below, is provided with annular cleaning brush 8 in the mount pad 4, annular cleaning brush 8 passes through stop gear to be fixed on mount pad 4, stop gear is two sets of, bilateral symmetry distributes.

Slide mechanism includes motor 5, and motor 5 fixed mounting is on base 2 front side up end, and motor 5 output end fixedly connected with screw rod 6, screw rod 6 run through base 2 and extend to base 2 downside, 2 rear side fixedly connected with of base and screw rod 6 front and back symmetry's guide arm 13.

The slider 7 of back lateral wall middle part fixedly connected with symmetry before mount pad 4, front side slider 7 threaded connection is on screw rod 6, and rear side slider 7 passes through-hole sliding connection on guide arm 13, and when screw rod 6 rotated, along with the change of the rotation direction of screw rod 6, can make slider 7 reciprocate on screw rod 6 to drive mount pad 4 and reciprocate.

The annular cleaning brush 8 is provided with a bilateral symmetry limiting groove 9, and the annular cleaning brush 8 is mutually matched with a limiting mechanism through the limiting groove 9 and is arranged on the mounting seat 4.

Stop gear includes

spacer pin

10, 10 sliding connection of spacer pin are in 4 both sides of mount pad, 10 left ends of spacer pin run through mount pad 4 and the activity is pegged graft on

spacing groove

9, 10 outer end fixed surface of spacer pin are connected with dog 11, spring 12 has been cup jointed on 10 surfaces of spacer pin, 12 one end fixed connection of spring are on mount pad 4, 12 other end fixed connection of spring are on dog 11, spacer pin 10 is pegged graft on spacing groove 9 through spring 12's effect, thereby fix annular cleaning brush 8.

The motor 5 is a servo motor, which is convenient for controlling the rotation direction of the screw 6.

The motor 5 is externally and fixedly provided with a sealing cover 15, so that the influence on the service life of the motor 5 caused by water inflow is avoided.

The handle 14 is arranged at the upper end of the submersible pump body 1, so that the submersible pump body 1 is convenient to lift and take.

The working principle is as follows: when the utility model is used, when the submersible pump draws water for a long time, a large amount of impurities are attached to the surface and the pore of the filter screen 3, which affects the efficiency of drainage, at this time, the motor 5 can be started, the motor 5 drives the screw rod 6 to rotate in the forward direction, so as to drive the slider 7 to move downwards on the screw rod 6, and further drive the mounting seat 4 and the annular cleaning brush 8 to move downwards, so as to brush and clean the surface and the pore of the filter screen 3, when the mounting seat 4 moves to the lower end of the filter screen 3, the motor 5 rotates in the reverse direction, so that the mounting seat 4 and the annular cleaning brush 8 move upwards, the circular cleaning brush 8 is circulated in a reciprocating way, so as to clean the large amount of impurities attached to the surface and the pore of the filter screen 3, thereby avoiding the blockage of the filter screen 3 and affecting the drainage efficiency, meanwhile, the annular cleaning brush 8 is matched with the limiting groove 9 under the action of the spring 12 through the limiting pin 10, so that the annular cleaning brush 8 is convenient to be disassembled and installed, so that the annular cleaning brush 8 can be replaced and cleaned for use.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a foundation ditch is immersible pump for drainage for hydroelectric engineering, includes immersible pump body (1), its characterized in that: immersible pump body (1) lower extreme fixedly connected with base (2), base (2) lower extreme fixed mounting has filter screen panel (3), filter screen panel (3) surface is provided with clean mechanism, clean mechanism includes mount pad (4), mount pad (4) are in base (2) below through slide mechanism sliding connection, be provided with annular cleaning brush (8) in mount pad (4), annular cleaning brush (8) are fixed on mount pad (4) through stop gear.

2. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 1, wherein: the sliding mechanism comprises a motor (5), the motor (5) is fixedly installed on the upper end face of the front side of the base (2), a screw rod (6) is fixedly connected to the output end of the motor (5), and guide rods (13) which are symmetrical with the screw rod (6) in the front-back direction are fixedly connected to the rear side of the base (2).

3. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 2, wherein: the middle parts of the front side wall and the rear side wall of the mounting seat (4) are fixedly connected with symmetrical sliding blocks (7), the front side of each sliding block (7) is in threaded connection with the corresponding screw rod (6), and the rear side of each sliding block (7) is in sliding connection with the corresponding guide rod (13) through a through hole.

4. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 1, wherein: the annular cleaning brush (8) is provided with a left-right symmetrical limiting groove (9).

5. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 1, wherein: the limiting mechanism comprises a limiting pin (10), the limiting pin (10) is connected to two sides of the mounting seat (4) in a sliding mode, the left end of the limiting pin (10) penetrates through the mounting seat (4) and is movably inserted into the limiting groove (9), a stop block (11) is fixedly connected to the outer end surface of the limiting pin (10), a spring (12) is sleeved on the surface of the limiting pin (10), one end of the spring (12) is fixedly connected to the mounting seat (4), and the other end of the spring (12) is fixedly connected to the stop block (11).

6. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 2, wherein: the motor (5) is a servo motor.

7. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 2, wherein: and a sealing cover (15) is fixedly arranged outside the motor (5).

8. The submersible pump for foundation pit drainage in hydroelectric engineering according to claim 1, wherein: the upper end of the submersible pump body (1) is provided with a handle (14).