CN221074778U - Shell protection structure of permanent magnet variable-frequency submersible electric pump - Google Patents

Abstract

The utility model relates to the technical field of submerged electric pumps, in particular to a shell protection structure of a permanent magnet variable frequency submerged electric pump, which comprises a submerged electric pump main body, wherein a limiting ring is fixedly connected to the outer side above the submerged electric pump main body, a fixed block is fixedly connected to the bottom of the submerged electric pump main body, a fixing device is arranged on the outer side of the submerged electric pump main body and comprises a fixed ring, and a protecting shell is fixedly connected to the bottom of the fixed ring.

Description

Shell protection structure of permanent magnet variable-frequency submersible electric pump

Technical Field

The utility model relates to the technical field of submersible electric pumps, in particular to a shell protection structure of a permanent magnet variable frequency submersible electric pump.

Background

The submersible pump is a water pump in which a pump body impeller and a motor for driving the impeller are both submerged, and has two types, namely a deep well pump and a working surface pump, along with the development of the submersible pump, a permanent magnet and a frequency conversion technology are gradually used, at this time, the submersible pump is also called a permanent magnet frequency conversion submersible pump, and when the permanent magnet frequency conversion submersible pump is used, a protection structure is usually required to be arranged on the outer side of the permanent magnet frequency conversion submersible pump in order to protect the outer side of the permanent magnet frequency conversion submersible pump.

The traditional permanent magnetism frequency conversion submerged motor pump shell protective structure is when using, directly installs the protecting crust in the permanent magnetism frequency conversion submerged motor outside generally, prevents that permanent magnetism frequency conversion submerged motor shell is impaired, and the outside can't cushion usually this moment, and comparatively hard impurity such as rubble that leads to the working face strikes the protecting crust, leads to protecting crust surface damage, fixes at permanent magnetism frequency conversion submerged motor pump surface for interior protecting crust this moment, and is inconvenient to change the protecting crust, proposes a permanent magnetism frequency conversion submerged motor's casing protective structure to above-mentioned problem.

Disclosure of utility model

The utility model aims to provide a shell protection structure of a permanent magnet variable frequency submersible electric pump, which aims to solve the problems that a protection shell is worn and is inconvenient to replace.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a casing protective structure of permanent magnetism frequency conversion submerged motor pump, includes the submerged motor pump main part, submerged motor pump main part top outside fixedly connected with spacing ring, submerged motor pump main part bottom fixedly connected with fixed block, the submerged motor pump main part outside is equipped with fixing device, fixing device includes the solid fixed ring, gu fixed ring bottom fixedly connected with protecting crust, protecting crust bottom fixedly connected with mesh board, central point department is equipped with the bolt in the mesh board, bolt and fixed block screwed connection, protecting crust outside fixedly connected with is evenly distributed's cartridge, be equipped with the slide bar in the cartridge, slide bar one end fixedly connected with baffle, the slide bar other end is equipped with the push pedal, the one end outside that the slide bar set up in the cartridge is equipped with the spring, one side laminating that the slide bar was kept away from to the push pedal has the picture peg, picture peg other end fixedly connected with fixed plate, fixed plate one end fixedly connected with collar, fixedly connected with buffering gasbag in the installing ring.

Preferably, the number of the buffer air bags is two, and the buffer air bags are uniformly distributed on the outer side of the submersible electric pump main body.

Preferably, two mounting rings are arranged on the outer side of the buffer air bags in a group, and two adjacent buffer air bags are mutually attached.

Preferably, the plugboard is arranged in the plug shell, the outer side of the plugboard is mutually attached to the plug shell, and the six plugboards and the plug shell are uniformly distributed on the outer side of the main body of the submersible electric pump.

Preferably, the top of the fixing ring is tightly attached to the limiting ring, and the bottom of the fixing block is tightly attached to the mesh plate.

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

According to the utility model, through the buffer air bag, the fixed ring, the protective shell, the mesh plate, the mounting ring, the fixed plate, the plugboard, the plug-in shell, the push plate, the slide bar, the baffle, the spring, the bolt, the fixed block and the limiting ring, the fixed ring, the protective shell and the mesh plate can be mounted on the main body of the submerged electric pump for protection under the action of the bolt, the fixed block and the limiting ring, and meanwhile, the air bag can be used for buffering, so that the damage of the protective shell is reduced, the main body of the submerged electric pump is more convenient to use, and the air bag is convenient to detach and mount.

Drawings

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

FIG. 2 is a schematic view of the structure of the cushion airbag according to the present utility model in a sectional installation;

FIG. 3 is a schematic view of a board mounting structure according to the present utility model;

Fig. 4 is a schematic diagram of the structure of fig. 2 at a.

In the figure: 1. a submersible electric pump body; 2. a buffer air bag; 3. a fixing device; 301. a fixing ring; 302. a protective shell; 303. a mesh plate; 304. a mounting ring; 305. a fixing plate; 306. inserting plate; 307. inserting a shell; 308. a push plate; 309. a slide bar; 310. a baffle; 311. a spring; 312. a bolt; 4. a fixed block; 5. and a limiting ring.

Detailed Description

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, the present utility model provides a technical solution:

The utility model provides a casing protective structure of permanent magnetism variable frequency submerged motor pump, including submerged motor pump main part 1, submerged motor pump main part 1 top outside fixedly connected with spacing ring 5, submerged motor pump main part 1 bottom fixedly connected with fixed block 4, submerged motor pump main part 1 outside is equipped with fixing device 3, fixing device 3 includes solid fixed ring 301, gu fixed ring 301 bottom fixedly connected with protecting crust 302, protecting crust 302 bottom fixedly connected with mesh board 303, central point department is equipped with bolt 312 in the mesh board 303, bolt 312 and fixed block 4 screwed connection, protecting crust 302 outside fixedly connected with is evenly distributed's cartridge 307, be equipped with slide bar 309 in the cartridge 307, slide bar 309 one end fixedly connected with baffle 310, the slide bar 309 other end is equipped with push pedal 308, slide bar 309 sets up the one end outside in the cartridge 307 is equipped with spring 311, one side laminating that slide bar 309 was kept away from to push pedal 308 has picture peg 306, picture peg 306 other end fixedly connected with fixed plate 305, fixed plate 306 one end fixedly connected with collar 304, buffer airbag 2 in the collar 304, can buffer protecting crust 302 and submerged motor pump main part 1 under the effect that can buffer airbag 2 through this setting, prevent that submerged motor pump main part 1 from damaging the wearing and tearing of protecting crust 302 from decreasing simultaneously.

The number of the buffer air bags 2 is two in total, the buffer air bags 2 are uniformly distributed outside the submersible pump main body 1, the submersible pump main body 1 and the protecting shell 302 can be protected and buffered in an omnibearing manner through the arrangement, the two mounting rings 304 are arranged outside the buffer air bags 2 in a group, the two adjacent buffer air bags 2 are mutually attached, gaps between the buffer air bags 2 can be reduced through the arrangement, the protecting effect of the protecting shell 302 is better, the inserting plate 306 is arranged in the inserting shell 307, the outer side of the inserting plate 306 is mutually attached to the inserting shell 307, the six inserting plate 306 and the six inserting shells 307 are uniformly distributed outside the submersible pump main body 1, the buffer air bags 2 can be conveniently mounted and dismounted through the arrangement, the buffer air bags 2 can be conveniently maintained, the top of the fixing ring 301 is tightly attached to the limiting ring 5, the bottom of the fixing block 4 is tightly attached to the mesh plate 303, and the protecting shell 302 and the buffer air bags 2 can be conveniently mounted through the arrangement.

The working flow is as follows: when the shell protection structure of the permanent magnet variable frequency submersible pump is used, firstly, the fixing ring 301, the protecting shell 302 and the mesh plate 303 are sleeved on the outer side of the submersible pump main body 1, at the moment, the top of the fixing ring 301 is mutually attached to the limiting ring 5, the top of the mesh plate 303 is mutually attached to the fixing block 4, then the bolt 312 penetrates through the mesh plate 303, then the bolt 312 is rotated by a spanner to enable the bolt 312 to be in spiral joint with the fixing block 4 until the bolt 312 is tightly attached to the mesh plate 303, at the moment, the mesh plate 303 is tightly attached to the fixing block 4 under the action of the bolt 312, the fixing ring 301 is tightly attached to the limiting ring 5, then the airbag provided with the mounting ring 304 is placed on the outer side of the protecting shell 302, at the moment, the inserting plate 306 and the inserting shell 307 are arranged in a one-to-one correspondence, then the inserting plate 306 arranged below one side of the buffer airbag 2 is inserted into the inserting shell 307, then the buffer airbag 2 and the mounting ring 304 are pushed downwards, the mounting ring 304 drives the lower inserting rod to move downwards through the fixing plate 305, the inserting rod pushes the sliding rod 309 and the baffle 310 to move through the pushing plate 308, meanwhile, the spring 311 is stressed to compress, when the lower inserting plate 306 cannot move, the upper installing ring 304, the fixing plate 305 and the inserting plate 306 move downwards, when the inserting plate 306 moves below the upper inserting shell 307, the inserting plate 306 moves towards one side of the protecting shell 302, after the inserting plate 306 moves below the inserting shell 307, the buffering air bag 2 slowly loosens the buffering air bag 2, the buffering air bag 2 drives the inserting plate 306 to move upwards under the self elasticity, the upper inserting plate 306 is inserted into the upper inserting shell 307, the upper inserting plate 306 pushes the pushing plate 308 to move, then the buffering air bag 2 is completely loosened, the buffering air bag 2 is limited under the action of the spring 311 arranged at the moment, the buffering air bag 2 is prevented from falling off, after all the six buffer air bags 2 are installed, the submersible pump main body 1 can be placed in a working surface, and at the moment, broken stone on the working surface flows and directly collides with the surface of the buffer air bags 2, and the return value submersible pump is damaged.

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 (5)

1. The utility model provides a permanent magnetism frequency conversion submerged motor pump's casing protective structure, includes submerged motor pump main part (1), its characterized in that: the utility model discloses a submersible electric pump, including submersible electric pump main part (1), fixed block (4) are fixedly connected with in the outside of top, submersible electric pump main part (1) bottom fixedly connected with fixed block (4), the outside of submersible electric pump main part (1) is equipped with fixing device (3), fixing device (3) are including fixed ring (301), fixed ring (301) bottom fixedly connected with protecting crust (302), protecting crust (302) bottom fixedly connected with mesh board (303), central point department is equipped with bolt (312) in mesh board (303), bolt (312) and fixed block (4) screwed connection, protecting crust (302) outside fixedly connected with is evenly distributed's plug bush (307), be equipped with slide bar (309) in plug bush (307), slide bar (309) one end fixedly connected with baffle (310), the slide bar (309) other end is equipped with push pedal (308), slide bar (309) set up in plug bush (307) one end outside be equipped with spring (311), one side laminating that push pedal (308) kept away from (309) has picture peg (306), slide bar (305) one end fixedly connected with plug bush (305), and a buffer air bag (2) is fixedly connected in the mounting ring (304).

2. The housing protection structure of a permanent magnet variable frequency submersible electric pump according to claim 1, wherein: the number of the buffer air bags (2) is two, and the buffer air bags (2) are uniformly distributed on the outer side of the submersible electric pump main body (1).

3. The housing protection structure of a permanent magnet variable frequency submersible electric pump according to claim 1, wherein: two mounting rings (304) are arranged on the outer sides of the buffer air bags (2) in a group, and two adjacent buffer air bags (2) are mutually attached.

4. The housing protection structure of a permanent magnet variable frequency submersible electric pump according to claim 1, wherein: the plug board (306) is arranged in the plug housing (307), the outer side of the plug board (306) is mutually attached to the plug housing (307), and six plug boards (306) and the plug housing (307) are uniformly distributed on the outer side of the submersible electric pump main body (1).

5. The housing protection structure of a permanent magnet variable frequency submersible electric pump according to claim 1, wherein: the top of the fixing ring (301) is tightly attached to the limiting ring (5), and the bottom of the fixing block (4) is tightly attached to the mesh plate (303).