CN219197947U

CN219197947U - Long shaft submerged pump long shaft subsection connection structure

Info

Publication number: CN219197947U
Application number: CN202320605672.XU
Authority: CN
Inventors: 马张慧; 黄豫栋; 赵国锋; 张宏卫
Original assignee: Zhengzhou Shenlong Pump Industry Co ltd
Current assignee: Zhengzhou Shenlong Pump Industry Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-06-16
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a long shaft subsection connection structure of a long shaft submerged pump, which comprises a first long shaft and a second long shaft, wherein the right side of the first long shaft is fixedly connected with a connecting rod, the right side of the connecting rod is provided with a clamping groove, the left side of the second long shaft is fixedly connected with a loop bar, the left side of the loop bar is fixedly connected with a clamping block, the outer surface of the clamping block is clamped with the inner surface of the clamping groove, the outer surface of the loop bar is fixedly connected with a positioning cylinder, the inner surface of the positioning cylinder is movably connected with a threaded sleeve, the connecting rod, the clamping groove, the loop bar and the clamping block are arranged, the first long shaft and the second long shaft can be conveniently connected, the connecting rod and the loop bar can be conveniently fixed through the positioning cylinder and the threaded sleeve, and meanwhile, the connecting rod and the loop bar can be conveniently detached from each other, so that the connecting piece and the long shaft can be conveniently detached and maintained through the structure.

Description

Long shaft submerged pump long shaft subsection connection structure

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a long shaft subsection connection structure of a long shaft submerged pump.

Background

The long-shaft submerged pump is widely applied to the fields of chemical industry, petroleum, electric power, metallurgy, pharmacy, papermaking, environmental protection, sewage treatment, condensation recovery systems and the like, but the existing long-shaft submerged pump has the defects of unstable operation, frequent faults, high maintenance cost and the like, and the defects are mainly attributed to the connection mode among long shafts of the long-shaft submerged pump, so that the connection mode of the long-shaft submerged pump needs to be improved;

through retrieval, the Chinese patent network discloses a segmented long shaft connecting structure of a long shaft submerged pump, and the authorized bulletin number of the segmented long shaft connecting structure is CN215444810U, and the segmented long shaft connecting structure of the long shaft submerged pump is designed integrally, so that long shafts only rotate more and more tightly without loosening in the operation process of the pump, the integrity and the rigidity of the long shafts are improved, the assembly difficulty of a fitter is reduced, the failure rate is reduced, and the safe operation of the pump is ensured;

but this patent dismantles comparatively inconveniently, uses the connecting piece relatively tight after a period between the major axis, dismantles comparatively inconveniently, needs to improve it, and we propose a major axis submerged pump major axis segmentation connection structure for this reason, solve the problem that above proposes.

Disclosure of Invention

The utility model aims to provide a long shaft subsection connection structure of a long shaft submerged pump, which has the advantage of being convenient to disassemble and maintain a connecting piece and a long shaft, and solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a major axis submerged pump major axis segmentation connection structure, includes first major axis and second major axis, the right side fixedly connected with connecting rod of first major axis, the draw-in groove has been seted up on the right side of connecting rod, the left side fixedly connected with loop bar of second major axis, the left side fixedly connected with fixture block of loop bar, the surface and the internal surface joint of draw-in groove of fixture block, the surface fixedly connected with positioning tube of loop bar, the internal surface swing joint of positioning tube has the screw sleeve, the surface threaded connection of screw sleeve's internal surface has the connecting rod.

In order to facilitate connection and fixation between the clamping block and the clamping groove, the long shaft sectional connection structure frame of the long shaft submerged pump is preferable, grooves are formed in the top and the bottom of the clamping block, a pressure spring is fixedly connected to one side of an inner cavity of the grooves, a limit rod is fixedly connected to the top of the pressure spring, limit holes matched with the limit rod are formed in the top and the bottom of the connecting rod, and the outer surface of the limit rod is spliced with the inner surface of the limit hole.

In order to facilitate guiding and limiting the movement of the limiting rod, the long-shaft submerged pump long-shaft sectional connection structure frame is preferably used, the left side and the right side of the limiting rod are fixedly connected with sliding blocks, the left side and the right side of the inner cavity of the groove are provided with sliding grooves matched with the sliding blocks, and the outer surfaces of the sliding blocks are in sliding connection with the inner surfaces of the sliding grooves.

In order to facilitate guiding and limiting the movement of the threaded sleeve, the long shaft subsection connecting structure frame of the long shaft submerged pump is preferable, the right side of the outer surface of the threaded sleeve is fixedly connected with a limiting ring, the inner surface of the positioning cylinder is provided with a ring groove matched with the limiting ring, and the outer surface of the limiting ring is in sliding connection with the inner surface of the ring groove.

In order to facilitate the movement of the loop bar, the long shaft subsection connecting structure frame of the long shaft submerged pump is preferable, the inner surface of the threaded sleeve is in sliding connection with the outer surface of the loop bar, and the loop bar is circular in shape.

In order to facilitate stable connection between the clamping groove and the clamping block, the long-shaft submerged pump long-shaft sectional connection structure frame is preferably used, the clamping groove is square, and the clamping block is square.

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

when the connecting piece is used, when the first long shaft and the second long shaft are required to be disassembled and maintained, the threaded sleeve is rotated firstly, so that the threaded sleeve moves rightwards on the outer surface of the connecting rod, the threaded sleeve is retracted into the positioning cylinder, then the pin rod is used for pushing the limiting rod to the middle, the limiting rod is separated from the limiting hole, then the second long shaft is pulled rightwards, the clamping block is taken out of the clamping groove, and further the first long shaft and the second long shaft are disassembled.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the structure of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2A, which is a structural view of the present utility model;

fig. 4 is a perspective view of the threaded sleeve and stop collar structure of the present utility model.

In the figure: 1. a first major axis; 2. a second major axis; 3. a connecting rod; 4. a clamping groove; 5. a loop bar; 6. a clamping block; 7. a ring groove; 8. a positioning cylinder; 9. a threaded sleeve; 10. a groove; 11. a pressure spring; 12. a limit rod; 13. a limiting hole; 14. a slide block; 15. a chute; 16. and a limiting ring.

Description of the embodiments

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, a long shaft subsection connection structure of a long shaft submerged pump comprises a first long shaft 1 and a second long shaft 2, wherein a connecting rod 3 is fixedly connected to the right side of the first long shaft 1, a clamping groove 4 is formed in the right side of the connecting rod 3, a loop bar 5 is fixedly connected to the left side of the second long shaft 2, a clamping block 6 is fixedly connected to the left side of the loop bar 5, the outer surface of the clamping block 6 is clamped with the inner surface of the clamping groove 4, a positioning cylinder 8 is fixedly connected to the outer surface of the loop bar 5, a threaded sleeve 9 is movably connected to the inner surface of the positioning cylinder 8, and the outer surface of the connecting rod 3 is in threaded connection with the inner surface of the threaded sleeve 9.

In this embodiment: through setting up connecting rod 3, draw-in groove 4, loop bar 5 and fixture block 6, can conveniently be connected between first major axis 1 and the second major axis 2, through setting up positioning cylinder 8 and screw sleeve 9, can conveniently fix between connecting rod 3 and the loop bar 5, also conveniently dismantle between connecting rod 3 and the loop bar 5 simultaneously, and then conveniently dismantle between first major axis 1 and the second major axis 2, through setting up above structure, possess the advantage of conveniently dismantling the maintenance between connecting piece and the major axis.

As a technical optimization scheme of the utility model, further, grooves 10 are formed in the top and the bottom of the clamping block 6, a pressure spring 11 is fixedly connected to one side of the inner cavity of the grooves 10, a limit rod 12 is fixedly connected to the top of the pressure spring 11, limit holes 13 matched with the limit rod 12 are formed in the top and the bottom of the connecting rod 3, and the outer surface of the limit rod 12 is spliced with the inner surface of the limit hole 13.

In this embodiment: through setting up recess 10, pressure spring 11, gag lever post 12 and spacing hole 13, can conveniently fix spacing to fixture block 6, fix fixture block 6 in draw-in groove 4.

As a technical optimization scheme of the utility model, further, the left side and the right side of the limiting rod 12 are fixedly connected with the sliding blocks 14, the left side and the right side of the inner cavity of the groove 10 are provided with the sliding grooves 15 matched with the sliding blocks 14, and the outer surfaces of the sliding blocks 14 are in sliding connection with the inner surfaces of the sliding grooves 15.

In this embodiment: by arranging the slide block 14 and the slide groove 15, the movement of the limiting rod 12 can be guided, and the movement of the limiting rod 12 is limited.

As a technical optimization scheme of the utility model, further, the right side of the outer surface of the threaded sleeve 9 is fixedly connected with a limiting ring 16, the inner surface of the positioning cylinder 8 is provided with a ring groove 7 matched with the limiting ring 16, and the outer surface of the limiting ring 16 is in sliding connection with the inner surface of the ring groove 7.

In this embodiment: through setting up spacing ring 16 and circle groove 7, can play the effect of direction to the removal of screw sleeve 9, also carry out the spacing to the removal of screw sleeve 9 simultaneously.

As a technical optimization scheme of the utility model, further, the inner surface of the threaded sleeve 9 is in sliding connection with the outer surface of the loop bar 5, and the loop bar 5 is circular in shape.

In this embodiment: through circular design, can make things convenient for loop bar 5 to remove.

As a technical optimization scheme of the utility model, further, the clamping groove 4 is square, and the clamping block 6 is square.

In this embodiment: the connection stability between the clamping groove 4 and the clamping block 6 can be facilitated through the square design.

The principle of this embodiment is:

when the use, when need dismantle the maintenance to first major axis 1 and second major axis 2, rotate screw sleeve 9 earlier, make screw sleeve 9 right removal at the surface of connecting rod 3, with screw sleeve 9 income positioning cylinder 8 in, then use the round pin pole to the centre promotion gag lever post 12, make gag lever post 12 break away from spacing hole 13, then pull second major axis 2 right, take out fixture block 6 from draw-in groove 4, and then accomplish the dismantlement to first major axis 1 and second major axis 2, through setting up above structure, possess the advantage of conveniently dismantling the maintenance to between connecting piece and the major axis.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 major axis submerged pump major axis segmentation connection structure, includes first major axis (1) and second major axis (2), its characterized in that: the right side fixedly connected with connecting rod (3) of first major axis (1), draw-in groove (4) have been seted up on the right side of connecting rod (3), the left side fixedly connected with loop bar (5) of second major axis (2), the left side fixedly connected with fixture block (6) of loop bar (5), the surface and the internal surface joint of draw-in groove (4) of fixture block (6), the surface fixedly connected with positioning tube (8) of loop bar (5), the internal surface swing joint of positioning tube (8) has screw sleeve (9), the internal surface of screw sleeve (9) has the surface threaded connection of connecting rod (3).

2. The long-shaft submerged pump long-shaft segmented connection structure according to claim 1, wherein: the top and the bottom of fixture block (6) are all offered flutedly (10), one side fixedly connected with pressure spring (11) of recess (10) inner chamber, the top fixedly connected with gag lever post (12) of pressure spring (11), spacing hole (13) that cooperation gag lever post (12) used have all been offered to the top and the bottom of connecting rod (3), the surface and the internal surface grafting of spacing hole (13) of gag lever post (12).

3. The long-shaft submerged pump long-shaft segmented connection structure according to claim 2, wherein: the left side and the right side of the limiting rod (12) are fixedly connected with sliding blocks (14), sliding grooves (15) matched with the sliding blocks (14) are formed in the left side and the right side of the inner cavity of the groove (10), and the outer surfaces of the sliding blocks (14) are in sliding connection with the inner surfaces of the sliding grooves (15).

4. The long-shaft submerged pump long-shaft segmented connection structure according to claim 1, wherein: the right side fixedly connected with spacing ring (16) of screw sleeve (9) surface, circle groove (7) that cooperation spacing ring (16) used are seted up to the internal surface of positioning tube (8), the surface and the internal surface sliding connection of circle groove (7) of spacing ring (16).

5. The long-shaft submerged pump long-shaft segmented connection structure according to claim 1, wherein: the inner surface of the threaded sleeve (9) is in sliding connection with the outer surface of the loop bar (5), and the loop bar (5) is circular in shape.

6. The long-shaft submerged pump long-shaft segmented connection structure according to claim 1, wherein: the clamping groove (4) is square in shape, and the clamping block (6) is square in shape.