Cable-stayed wedge-shaped interface seal coupling submersible pump system

Abstract

The present application relates to a kind of cable type wedge interface sealing coupling submersible pump system, submersible pump body is set to the side of coupling seat sliding coupling interface, sliding coupling interface includes flange pipe and the outer end of pipe mouth is provided with the wedge-shaped flange of gradually changing thickness reduction towards oblique lower end face;The fixed coupling flange of the coupling seat is set to the side towards submersible pump body, and the fixed coupling flange includes the front fixed plate, the intermediate clamping plate and the rear baffle of sequentially fixed connection, water hole is opened on the front fixed plate, and water hole corresponds pipeline, the intermediate clamping plate is connected to the outside of front fixed plate, and the outside of intermediate clamping plate is connected to the rear baffle, and the rear baffle opening upper and lower sides stop foot limit and tightly wedge-shaped flange inner end face, and the outer end face of wedge-shaped flange is attached to the outside of front fixed plate.The system is simple in structure, can be quickly, accurately and stably coupled and sealed connection.

Description

TECHNICAL FIELD

[0001] The present application relates to a kind of submersible pump structures, specifically a kind of cable-stayed wedge-shaped interface sealing coupling submersible pump system. BACKGROUND

[0002] Submersible pump is generally divided into two forms of vertical and horizontal type, vertical submersible pump generally cooperates with coupling base and is used, can realize underwater quick automatic coupling installation, without pumping water dry;Horizontal submersible pump generally adopts flange type fixed connection, needs dry installation. Some water taking occasions such as river slope, need to use vertical submersible pump to run in inclined position underwater, and the original vertical coupling sealing is compressed by pump gravity, cannot be used in slope occasion, and pump needs to be pulled up or put into water in use, to realize quick installation coupling sealing, so horizontal pump cannot be used in flange fixed connection mode. SUMMARY

[0003] The present application provides a kind of structure, can quickly, accurately, stable coupling sealing connection of inclined cable-stayed wedge-shaped interface sealing coupling submersible pump system.

[0004] The technical scheme adopted by the present application is: a kind of inclined cable-stayed wedge-shaped interface sealing coupling submersible pump system, including track, trolley, submersible pump body, base, pipeline and coupling seat, track is obliquely arranged in water body, submersible pump body is supported on track by trolley sliding, track end corresponds base, coupling seat is set on base, it is characterized in that: the side of submersible pump body towards coupling seat is provided with sliding coupling interface, sliding coupling interface includes flange pipe and the wedge-shaped flange of the outer end face thickness gradually reducing towards inclined lower outer end surface of pipe mouth; The fixed coupling flange of coupling seat is set on the side towards submersible pump body, and the fixed coupling flange includes the front fixed plate, the intermediate clamping plate and the rear baffle that are sequentially fixedly connected, the water passing hole is opened on the front fixed plate, and the water passing hole corresponds the pipeline, the intermediate clamping plate is connected to the outside of the front fixed plate, and the intermediate clamping plate is opened to the oblique upward direction of track, the blocking foot of the upper and lower sides of the opening of the intermediate clamping plate forms the middle clamping hole of the wedge-shaped flange, the opening of the middle clamping hole is the right trapezoidal opening towards the oblique, and the large mouth of the right trapezoidal opening is outwardly clamped into the wedge-shaped flange of the right trapezoidal, the rear baffle is connected to the outside of the intermediate clamping plate, and the rear baffle is opened to the oblique upward direction of track, and the blocking foot of the two sides of the opening of the rear baffle forms the rear clamping hole of the flange pipe, and the blocking foot of the upper and lower sides of the opening of the rear baffle is limited and tightly abuts the inner end surface of the wedge-shaped flange, and the outer end surface of the wedge-shaped flange is attached to the outside of the front fixed plate.

[0005] The outer end surface of the wedge-shaped flange or the outside of the front fixed plate is provided with a ring of O-shaped sealing ring located at the position of the outer periphery of the water passing hole.

[0006] The flange pipe is provided with a positioning clamping column in the inclined lower center, and the opening rear side of the intermediate clamping plate and / or the rear baffle is provided with the positioning clamping hole corresponding to the positioning clamping column.

[0007] The positioning clamping post is a right trapezoid or a semicircle, and the positioning clamping hole is a right trapezoid with an opening facing the opening side.

[0008] When the submersible pump body is driven by the trolley to slide along the track to the coupling seat position, the wedge-shaped flange is clamped between the front fixed plate and the rear baffle, and the wedge-shaped flange is clamped in the front fixed plate and the rear baffle through the guide clamping of the right trapezoidal opening of the middle clamping hole corresponding to the right trapezoidal outer edge of the wedge-shaped flange, and the flange pipe is clamped into the rear clamping hole of the rear baffle, and the wedge-shaped flange is clamped into the rear clamping hole through the upper and lower clamping feet of the rear clamping hole. Due to the weight of the submersible pump body, the wedge-shaped flange is clamped under pressure, and the outer end surface of the wedge-shaped flange is sealed and connected with the outer end surface of the front fixed plate through the O-shaped sealing ring, so that the flange pipe of the sliding coupling interface and the water hole of the front fixed plate are connected, realizing the sealing communication of the submersible pump body and the pipeline. The wedge-shaped flange is clamped quickly, and the positioning clamping post and the positioning clamping hole of the flange pipe are combined to guide clamping, and the double-guide clamping realizes more accurate and stable coupling sealing butt joint, further improving the stability of the coupling effect. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is a top view of the application;

[0010] Figure 2 It is a schematic view of the coupling seat fixed coupling flange structure of the application;

[0011] Figure 3 It is a schematic view of the sliding coupling interface structure of the application;

[0012] Figure 4 It is Figure 2 a schematic view of the front fixed plate structure;

[0013] Figure 5 It is Figure 4 a half sectional view;

[0014] Figure 6 It is Figure 2 a schematic view of the intermediate clamping plate structure;

[0015] Figure 7 It is Figure 6 a half sectional view;

[0016] Figure 8 It is Figure 2 a schematic view of the rear baffle structure;

[0017] Figure 9 It is Figure 8 a half sectional view;

[0018] Figure 10 It is a schematic view of the sliding coupling interface coupling fixed coupling flange structure of the application;

[0019] Figure 11 It is Figure 10 a bottom view;

[0020] Figure 12 Another embodiment of the flange pipe and the rear baffle clamping structure for coupling the fixed coupling flange of the sliding coupling interface.

[0021] In the figure: track 1, trolley 2, submersible pump body 3, flange pipe 4, wedge-shaped flange 5, pipeline 6, coupling seat 7, front fixed plate 8, water passage 9, intermediate clamping plate 10, clamping plate stopper 11, middle clamping hole 12, rear baffle 13, baffle stopper 14, rear clamping hole 15, O-shaped sealing ring 16, positioning clamping column 17, positioning clamping hole 18. DETAILED DESCRIPTION

[0022] The application is further described below in combination with the drawings and examples.

[0023] Figures 1-11 As shown: a cable-stayed wedge-shaped interface sealing coupling submersible pump system, including track 1, trolley 2, submersible pump body 3, flange pipe 4, wedge-shaped flange 5, pipeline 6, coupling seat 7, front fixed plate 8, intermediate clamping plate 10, rear baffle 13, O-shaped sealing ring 6. The track 1 is inclinedly arranged in the water body, the submersible pump body 3 is supported on the track 1 through the trolley 2, the track end corresponds to the base, the base is provided with the coupling seat 7 connected with the pipeline 6, the submersible pump body is provided with a sliding coupling interface on the side facing the coupling seat, the fixed coupling flange of the coupling seat is provided on the side facing the submersible pump body, the sliding coupling interface corresponds to the fixed coupling flange, and the connection of the submersible pump body and the pipeline is realized.

[0024] Figures 2-11 As shown: the sliding coupling interface includes the flange pipe 4 and the wedge-shaped flange 5 outside the pipe opening, the thickness of the wedge-shaped flange 5 gradually decreases from the outer end surface to the inclined lower end surface, and the upper and lower sides of the wedge-shaped flange 5 form an inclined downward right trapezoid; the fixed coupling flange includes the front fixed plate 8, the intermediate clamping plate 10 and the rear baffle 13 connected in sequence, the front fixed plate 8 is provided with a water passage 9, the water passage corresponds to the pipeline, the outer side of the front fixed plate is connected with the intermediate clamping plate 10, the intermediate clamping plate is opened towards the inclined upward direction of the track, the clamping plate stoppers 11 on the upper and lower sides of the intermediate clamping plate opening form the middle clamping hole 12 clamped into the wedge-shaped flange 5, the middle clamping hole opening is an upward right trapezoidal opening, the large opening of the right trapezoidal opening is clamped into the wedge-shaped flange, the outer side of the intermediate clamping plate 10 is connected with the rear baffle 13, the rear baffle is opened towards the inclined upward direction of the track, the baffle stoppers 14 on the two sides of the rear baffle opening form the rear clamping hole 15 clamped into the flange pipe 4, the baffle stoppers on the upper and lower sides of the rear baffle opening limit and abut against the inner end surface of the wedge-shaped flange, and the outer end surface of the wedge-shaped flange abuts against the outer side surface of the front fixed plate.

[0025] In this embodiment, the wedge-shaped flange outer end surface is provided with a ring of O-shaped sealing ring 16 located at the outer periphery corresponding to the water passage position.

[0026] Figure 12In another embodiment, positioning clamping posts 17 are arranged at the lower center of the flange pipe, and positioning clamping holes 18 corresponding to the positioning clamping posts are arranged at the rear side of the opening of the intermediate clamping plate and / or the rear baffle. The positioning clamping posts are right trapezoids or semicircles, and the positioning clamping holes are right trapezoids with the opening facing the opening side. On the basis of clamping the wedge-shaped flange by the clamping holes in the right trapezoids, the guiding clamping accuracy and stability can be further improved.

Claims

1. A submersible pump system with an obliquely pulled wedge-shaped interface and sealed coupling, comprising a track, a trolley, a submersible pump body, a base, a pipe, and a coupling seat. The track is tilted and arranged in the water body. The submersible pump body is supported on the track by the trolley. The end of the track corresponds to the base, and the coupling seat is arranged on the base. The system is characterized by: The submersible pump body is provided with a sliding coupling interface toward the coupling seat on one side, and the sliding coupling interface includes a flange tube and a wedge-shaped flange with a thickness gradually decreasing toward the obliquely downward outer end face arranged outside the pipe mouth; the fixed coupling flange of the coupling seat is provided on the side facing the submersible pump body, and the fixed coupling flange includes a front fixing plate, an intermediate splint and a rear baffle fixedly connected in sequence, a water hole is provided on the front fixing plate, the water hole corresponds to the pipeline, the outer side of the front fixing plate is connected to the intermediate splint, the intermediate splint opens toward the obliquely upward direction of the track, and the upper and lower side stops of the intermediate splint opening form a middle snap-in opening that is clamped into the wedge-shaped flange, and the middle snap-in opening is a right trapezoidal opening facing upward, and the large mouth of the right trapezoidal opening is clamped outward into the right trapezoidal wedge-shaped flange, and the outer side of the intermediate splint is connected to the rear baffle, and the rear baffle opens toward the obliquely upward direction of the track, and the stops on both sides of the rear baffle opening form a rear snap-in opening that is clamped into the flange tube, and the upper and lower side stops of the rear baffle opening are limited to press against the inner end face of the wedge flange, and the outer end face of the wedge flange fits the outer side face of the front fixing plate.

2. The oblique-pull wedge-shaped interface sealed coupling submersible pump system according to claim 1, characterized in that: The outer end surface of the wedge-shaped flange or the outer side surface of the front fixing plate is provided with an O-type sealing ring located at the outer periphery of the position corresponding to the water hole.

3. The oblique-pull wedge-shaped interface sealed coupling submersible pump system according to claim 1, characterized in that: A positioning post is provided at the obliquely lower center of the flange tube, and a positioning slot corresponding to the positioning post is provided at the rear side of the opening of the middle clamping plate and / or the rear baffle.

4. The oblique-pull wedge-shaped interface sealed coupling submersible pump system according to claim 3, characterized in that: The positioning clamping column is in the shape of a regular trapezoid or a semicircle, and the positioning bayonet is in the shape of a regular trapezoid with the opening facing the opening side.

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