CN220510651U

CN220510651U - Well pump

Info

Publication number: CN220510651U
Application number: CN202321942548.9U
Authority: CN
Inventors: 田海川; 莫巧平; 唐渝广; 郑吉龙; 滕晓; 毛益波
Original assignee: Zhejiang Shimge Pump Co Ltd
Current assignee: Zhejiang Shimge Pump Co Ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-02-20
Anticipated expiration: 2033-07-21

Abstract

The utility model relates to a well pump, which solves the problems of complicated assembly, disassembly of a net cover and a cable pressing plate, large operation workload, low efficiency and the like of the prior art due to the fact that the number of drilling holes and the number of locking screws are large, and adopts the following technical scheme that: the water pump comprises a pump shell, a cable pressing plate arranged on the outer wall of the pump shell, a water passing section arranged at the water inlet end of the pump shell, and a net cover arranged on the water passing section. The effect is that: the two ends of the water passing joint are positioned by adopting a positioning buckle structure, the plugging ends are changed into the cable pressing plates in a plugging mode for pressing, and the holes are only drilled at the upper ends of the cable pressing plates and locked by screws, so that the assembly and disassembly of the net cover and the cable pressing plates are convenient, the operation workload is low, and the working efficiency is high.

Description

Well pump

Technical Field

The utility model relates to a well pump, in particular to a well pump with an improved cable pressing plate and mesh cover assembly structure.

Background

Both ends of a cable pressing plate on the existing well pump are locked by cross-groove flat-round head screws, and one end of the cable pressing plate extends downwards to press a net cover. The well pump of this construction has the following problems:

1. the sleeve (namely the sleeve type pump shell) is required to be drilled, a screw locking structure is adopted, corresponding threaded holes on the cable pressing plates are required to be arranged in one-to-one correspondence during drilling, and the threaded holes of the cable pressing plates are required to be considered, so that deviation occurs in the drilling process, screws cannot sequentially penetrate through the threaded holes on the cable pressing plates and the threaded holes on the pump shell to form locking, and therefore the requirement on the drilling position accuracy is high.

2. The two ends of the cable pressing plate sequentially penetrate through the threaded holes in the cable pressing plate and the threaded holes in the pump shell to form locking through a plurality of screws, so that the number of holes to be drilled is relatively large, the drilling workload is large, and the working procedure is complex.

3. Because the well pump is longer, the screen panel is firstly assembled, then one end of the cable pressing plate is assembled, the cable pressing plate presses the screen panel, and finally the other end of the cable pressing plate is assembled, the assembly difficulty is relatively high, the number of the locking screws is large, the assembly process is complex, the locking workload is large, the labor intensity is high, and the assembly efficiency is low.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provide the well pump, the fixing structure of the cable pressing plate is changed, one end of the cable pressing plate is in a plugging mode, the other end of the cable pressing plate is locked by a screw, so that the procedures of assembling and disassembling the mesh enclosure and the cable pressing plate are simplified, the reduction of the operation workload is facilitated, and the improvement of the working efficiency is high.

The technical aim of the utility model is mainly solved by the following technical scheme: the utility model provides a well pump, includes the pump case, sets up cable clamp plate on the outer wall of pump case, sets up the water section of the inlet end of pump case, set up screen panel on the water section, its characterized in that set up location buckle structure on the water section, the screen panel with location buckle structure cooperation encircles and fixes on the water section, the grafting end of cable clamp plate with location buckle structure cooperation, the rigid coupling end of cable clamp plate is fixed on the pump case through the connecting piece. The technical scheme is different from the prior art in that: changing the fixing structure of the cable pressing plate, so that one end of the cable pressing plate adopts a splicing mode, and the other end is locked by a screw; the both ends of screen panel adopt location buckle structure location on the pump case, and the grafting end of cable clamp plate and location buckle structure cooperation lock the screen panel, pass through screw locking in the upper end drilling of cable clamp plate, change prior art both ends screw locking and be the upper end locking, make assembly, dismantlement screen panel and cable clamp plate convenient, high-efficient. And simplify the assembly and dismantle screen panel, cable clamp plate's process, be favorable to reducing the operation work load low, improve work efficiency height.

As a further improvement and supplement to the technical scheme, the utility model adopts the following technical measures:

the net cover is a sheet-shaped net piece, the sheet-shaped net piece is bent to be circular, and the positioning buckle structure is used for positioning and fixing the two ends of the sheet-shaped net piece, so that the sheet-shaped net piece is surrounded and fixed on the water passing section. Adopt the slice net piece, encircle forming the screen panel structure through the crooked, be favorable to the both ends of net piece to form grafting location with location buckle structure to make things convenient for cable clamp plate and location buckle structure, make the both ends of screen panel fixed, make things convenient for simultaneously to form the cable conductor between screen panel and the cable clamp plate and cross line structure.

Preferably, the cable pressing plate is axially arranged, the plug-in end of the cable pressing plate extends to the outer end position of the water passing joint, and the other end of the cable pressing plate extends to the other end (namely, the end away from the water passing joint) of the pump shell.

Preferably, the positioning buckle structure comprises a pair of offset preventing bulges arranged at intervals and a pair of buckles arranged at intervals, wherein the offset preventing bulges are arranged at the inner end positions of the water passing sections and are respectively matched with the two sides of the mesh enclosure and the cable pressing plate for circumferential direction limiting, and the buckles are arranged at the outer end positions of the water passing sections and are respectively matched with the two sides of the mesh enclosure and the cable pressing plate for circumferential direction limiting and radial limiting.

For the convenience of the cable conductor to be inserted into the channel formed between the cable pressing plate and the pump shell, the water passing joint is provided with a lead groove, the lead groove is arranged corresponding to the positioning buckle structure, the width of the lead groove is matched with the width of the cable pressing plate, and the lead groove is provided with a lead opening at the outer end of the water passing joint.

Further preferably, the lead wire groove includes diapire, roof and both sides wall, the roof deviates from the outer end setting of crossing the water festival, the outer end of roof is located cross on the rampart of water festival, the roof extends towards the inside direction of the pump body and to crossing the outer end slope of water festival, makes lead wire notch big end is little, makes the cable wire of wearing more convenient.

The inner end of the side wall is wide and the outer end is narrow, so that an overflow channel is formed between the top surface of the side wall and the inner wall of the net cover, and the overflow channel is used for increasing the distance between the top surface of the outer end of the side wall and the buckle. The water flow channel is arranged to facilitate smooth penetration of water flow inside and outside the water passing section.

Preferably, the outer end of the water passing joint is provided with a buckling groove, a pair of buckles are oppositely arranged, and the buckles are respectively arranged at two ends of the buckling groove. The setting of lock joint groove is used for the grafting end of cable clamp plate to insert and with a pair of buckle cooperation, makes the grafting end of cable clamp plate spacing on the water festival to make the fixed screen panel of cable clamp plate.

Preferably, both ends of the sheet-shaped net sheet are provided with buckling grooves and splicing columns, the outer ends of the anti-deflection protrusions are inserted into the buckling grooves, the splicing columns are inserted into the buckling grooves and buckled with the buckles to form buckling connection, both ends of the sheet-shaped net sheet are separated, and the distance between the two ends of the sheet-shaped net sheet is matched with the width of the wire guide grooves and is smaller than or equal to the width of the cable pressing plate.

Preferably, the cable pressing plate comprises a top plate, side plates which are arranged on two sides of the top plate and incline outwards, and buckling strips which are turned outwards are arranged on the side plates and are attached to the outer wall of the pump shell, and one ends of the buckling strips are inserted into the buckling grooves and buckled with the buckles. The cable pressing plate is attached to the outer wall of the pump shell through the buckling strip, so that external foreign matters can be prevented from entering a cable channel formed between the cable pressing plate and the pump shell. The side plates are used for controlling the height of the cable channel, and the width of the top plate is used for controlling the width of the cable channel.

The utility model has the beneficial effects that: 1. the fixing structure of the cable pressing plate is changed, so that one end of the cable pressing plate adopts a splicing mode, and the other end is locked through a screw. 2. The both ends of screen panel adopt location buckle structure location on the pump case, and the grafting end and the cooperation of location buckle structure of cable clamp plate lock the screen panel, make assembly, dismantlement screen panel and cable clamp plate convenient, high-efficient. 3. The procedures of assembling and disassembling the net cover and the cable pressing plate are simplified, the operation workload is reduced, and the working efficiency is improved. 4. Only one end of the cable pressing plate is drilled and locked by the screw, so that the problems of accurate drilling and hole position deviation are avoided, the screw assembling and locking efficiency is improved, and the time cost can be effectively saved. 5. The positioning buckle structure is additionally arranged on the water inlet joint to position and limit the net cover, meanwhile, the inserting end of the cable pressing plate is inserted into the positioning buckle structure to clamp the inserting end of the cable pressing plate, so that the mounting and dismounting modes and methods of the net cover and the inserting end of the cable pressing plate are greatly simplified, the assembly and dismounting efficiency is greatly improved, and the production efficiency is effectively improved.

Drawings

Fig. 1 is a schematic view of a structure of the present utility model.

Fig. 2 is a schematic view of a partial explosion configuration of fig. 1.

Fig. 3 is a schematic view of another partial explosion configuration of fig. 1.

Fig. 4 is a partial schematic view of fig. 1.

Fig. 5 is a schematic view of an exploded construction of fig. 4.

Fig. 6 is a schematic view of another explosive structure of fig. 4.

In the figure: 1. a pump housing; 2. a cable pressing plate; 3. a water passing section; 4. a plug end; 5. a fixedly connected end; 6. an anti-offset protrusion; 7. a buckle; 8. a wire slot; 9. a lead opening; 10. a bottom wall; 11. a top wall; 12. a sidewall; 13. a flow-through channel; 14. a buckling groove; 15. a buckling groove; 16. a plug-in column; 17. a top plate; 18. a side plate; 19. a buckling strip; 20. a net cover.

Detailed Description

The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.

Examples: as shown in fig. 1-6, a well pump comprises a pump shell 1, a cable pressing plate 2 arranged on the outer wall of the pump shell 1, a water passing section 3 arranged at the water inlet end of the pump shell 1, and a net cover arranged on the water passing section 3, wherein a positioning buckle 7 structure is arranged on the water passing section 3, the net cover is in structural fit with the positioning buckle 7 to encircle and fix on the water passing section 3, an inserting end 4 of the cable pressing plate 2 is in structural fit with the positioning buckle, and a fixing end 5 of the cable pressing plate 2 is fixed on the pump shell 1 through a connecting piece. The technical scheme is different from the prior art in that: the fixing structure of the cable pressing plate 2 is changed, so that one end of the cable pressing plate 2 adopts a splicing mode, and the other end is locked by a screw; the both ends of screen panel adopt location buckle structure location on pump case 1, and the grafting end 4 and the cooperation of location buckle structure of cable clamp plate 2 lock the screen panel, pass through the screw locking at the upper end drilling of cable clamp plate 2, change prior art both ends screw locking and be the upper end locking, make assembly, dismantlement screen panel and cable clamp plate 2 convenient, high-efficient. And simplify the assembly and dismantle the process of screen panel, cable clamp plate 2, be favorable to reducing the operation work load low, improve work efficiency height.

Generally, the cable pressing plate 2 includes a top plate 17, side plates 18 disposed at two sides of the top plate 17 and inclined outwards, and buckling strips 19 turned outwards are disposed on the side plates 18, the buckling strips 19 are attached to the outer wall of the pump casing 1, and one ends of the buckling strips 19 are inserted into the buckling grooves 14 and form buckling with the buckles 7. The cable pressing plate 2 is attached to the outer wall of the pump shell 1 through the buckling strip 19, so that external foreign matters can be prevented from entering a cable passage formed between the cable pressing plate 2 and the pump shell 1. The side plates 18 are arranged to control the height of the cable duct and the width of the top plate 17 is arranged to control the width of the cable duct.

In general, the cable pressing plate 2 is axially disposed, the insertion end 4 of the cable pressing plate 2 extends to the outer end position of the water passing section 3, and the other end of the cable pressing plate 2 extends to the other end (i.e., the end facing away from the water passing section 3) of the pump housing 1.

And then the scheme is further expanded, the net cover is a sheet-shaped net piece, the sheet-shaped net piece is bent to be a circular ring, and the positioning buckle structure is used for positioning and fixing the two ends of the sheet-shaped net piece, so that the sheet-shaped net piece is surrounded and fixed on the water passing section 3. Adopt the slice net piece, encircle forming the screen panel structure through the bending, be favorable to the both ends of net piece to form grafting location with location buckle structure to make things convenient for cable clamp plate 2 and location buckle structure, make the both ends of screen panel fixed, make things convenient for simultaneously to form the cable conductor between screen panel and the cable clamp plate 2 and cross line structure.

Further optimizing scheme, location buckle structure includes the protruding 6 of anti-migration that a pair of interval set up and the buckle 7 that a pair of interval set up, anti-migration protruding 6 sets up cross the inner position of festival 3, respectively with the screen panel with the both sides cooperation of cable clamp plate 2 for carry out the circumferencial direction spacing, buckle 7 sets up cross the outer position of festival 3, respectively with the screen panel with the both sides cooperation of cable clamp plate 2 for carry out circumferencial direction spacing and radial spacing.

For the convenience of cable conductor inserts the passageway that forms between cable clamp plate 2 and the pump case 1, set up wire groove 8 on the water section 3, wire groove 8 corresponds the location buckle structure sets up, just wire groove 8's width with the width adaptation of cable clamp plate 2, wire groove 8 is in the outer end of water section 3 sets up lead wire opening 9.

For conveniently wearing the cable conductor, lead wire groove 8 includes diapire 10, roof 11 and both sides wall 12, roof 11 deviates from the outer end setting of crossing water festival 3, the outer end of roof 11 is located cross water festival 3 on the rampart, roof 11 extends towards the inside direction of the pump body and to crossing water festival 3's outer end direction slope, makes lead wire groove 8 mouthful outsole is little.

Further, the inner end of the side wall 12 is wide and the outer end is narrow, so that a flow passage 13 is formed between the top surface of the side wall 12 and the inner wall of the mesh enclosure, and the distance between the top surface of the outer end of the side wall 12 and the buckle 7 is increased. The water flow channel is arranged to facilitate the smooth penetration of the water flow inside and outside the water flow joint 3.

In order to facilitate the insertion of the insertion end 4 of the cable pressing plate 2, the outer end of the water passing section 3 is provided with a fastening groove 14, a pair of buckles 7 are oppositely arranged, and the buckles 7 are respectively arranged at two ends of the fastening groove 14. The buckling groove 14 is used for the insertion end 4 of the cable pressing plate 2 to be inserted into and matched with the pair of buckles 7, so that the insertion end 4 of the cable pressing plate 2 is limited on the water passing joint 3, and the cable pressing plate 2 is fixed to the net cover.

In order to fix the mesh enclosure more stably and reliably, the two ends of the sheet mesh (namely the mesh enclosure) are provided with the buckling grooves 15 and the inserting columns 16, the outer ends of the anti-deflection protrusions 6 are inserted into the buckling grooves 15, the inserting columns 16 are inserted into the buckling grooves 14 and form buckling with the buckles 7, the two ends of the sheet mesh are separated, and the distance between the two ends of the sheet mesh is matched with the width of the lead grooves 8 and is smaller than or equal to the width of the cable pressing plate 2.

The foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the utility model. In the above-described embodiments, the present utility model is susceptible to various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a well pump, includes pump case (1), sets up cable clamp plate (2) on the outer wall of pump case (1), set up cross water festival (3) of the end of intaking of pump case (1), set up screen panel (20) on crossing water festival (3), its characterized in that set up location buckle structure on crossing water festival (3), screen panel (20) with location buckle structure cooperation encircles and fixes cross water on festival (3), grafting end (4) of cable clamp plate (2) with location buckle structure cooperation, rigid coupling end (5) of cable clamp plate (2) are fixed on pump case (1) through the connecting piece.

2. The well pump of claim 1, wherein the mesh enclosure (20) is a sheet-shaped mesh, the sheet-shaped mesh is bent to be circular, and the positioning buckle structure positions and fixes two ends of the sheet-shaped mesh, so that the sheet-shaped mesh is surrounded and fixed on the water passing section (3).

3. A well pump according to claim 2, characterized in that the cable press plate (2) is axially arranged, the plug end (4) of the cable press plate (2) extending to the outer end position of the water passing joint (3), the other end of the cable press plate extending to the other end of the pump housing (1).

4. A well pump according to any one of claims 1-3, characterized in that the positioning buckle structure comprises a pair of offset preventing protrusions (6) arranged at intervals and a pair of buckles (7) arranged at intervals, wherein the offset preventing protrusions (6) are arranged at the inner end positions of the water passing joint (3) and are respectively matched with two sides of the mesh enclosure (20) and the cable pressing plate (2) for circumferential limiting, and the buckles (7) are arranged at the outer end positions of the water passing joint (3) and are respectively matched with two sides of the mesh enclosure (20) and the cable pressing plate (2) for circumferential limiting and radial limiting.

5. The well pump of claim 4, characterized in that a wire groove (8) is provided on the water passing section (3), the wire groove (8) is provided corresponding to the positioning buckle structure, the width of the wire groove (8) is adapted to the width of the cable pressing plate (2), and the wire groove (8) is provided with a wire opening (9) at the outer end of the water passing section (3).

6. The well pump according to claim 5, characterized in that the lead groove (8) comprises a bottom wall (10), a top wall (11) and two side walls (12), the top wall (11) is arranged away from the outer end of the water passing joint (3), the outer end of the top wall (11) is positioned on the annular wall of the water passing joint (3), and the top wall (11) extends obliquely towards the inner direction of the pump body and towards the outer end direction of the water passing joint (3), so that the opening size of the lead groove (8) is small.

7. A well pump according to claim 6, characterized in that the side wall (12) has a wide inner end and a narrow outer end, such that a flow channel (13) is formed between the top surface of the side wall (12) and the inner wall of the mesh enclosure (20), and for increasing the distance between the top surface of the outer end of the side wall (12) and the catch (7).

8. The well pump of claim 7, wherein the outer end of the water passing section (3) is provided with a fastening groove (14), a pair of the buckles (7) are arranged in opposite directions, and the buckles (7) are respectively arranged at two ends of the fastening groove (14).

9. The well pump according to claim 8, characterized in that both ends of the sheet-shaped mesh are provided with a buckling groove (15) and a plugging column (16), the outer end of the anti-deflection protrusion (6) is inserted into the buckling groove (15), the plugging column (16) is inserted into the buckling groove (14) and is buckled with the buckle (7), both ends of the sheet-shaped mesh are separated, and the distance between both ends of the sheet-shaped mesh is adapted to the width of the lead groove (8) and is smaller than or equal to the width of the cable pressing plate (2).

10. The well pump according to claim 8, wherein the cable pressing plate (2) comprises a top plate (17), side plates (18) which are arranged at two sides of the top plate (17) and incline outwards, and buckling strips (19) which are turned outwards are arranged on the side plates (18), the buckling strips (19) are attached to the outer wall of the pump shell (1), and one ends of the buckling strips (19) are inserted into the buckling grooves (14) and form buckling with the buckles (7).