Performance-adjustable full-cross-flow submersible electric pump

Abstract

The utility model relates to the technical field of submersible pumps, and discloses a performance-adjustable full-cross-flow submersible electric pump which comprises a machine shell, a vertical block is fixedly connected to the interior of the machine shell, a motor is fixedly connected to the upper surface of the vertical block, a rotor is fixedly arranged at the output end of the motor, a fixing column is fixedly connected to the interior of the rotor, and the fixing column is fixedly connected to the lower surface of the vertical block. A sliding column is slidably connected to the interior of the fixing column, a pull block is fixedly connected to the outer wall of the sliding column, a fixing piece is fixedly connected to the outer wall of the sliding column, one end of a spring is fixedly connected to the outer wall of the fixing piece, a clamping column is fixedly connected to the outer wall of the fixing piece, and an impeller is slidably connected to the outer wall of the clamping column. According to the full-cross-flow submersible electric pump, the impeller is taken down from the inner ring of the rotor to be replaced by pulling the pull block and matching the sliding column, the fixing piece, the spring and the clamping column, and the motor is started to drive the impeller blades to rotate through the rotor, so that the effect of selecting a proper impeller according to different working conditions and quickly replacing the impeller is achieved, and the performance adjustment of the full-cross-flow submersible electric pump is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to submersible pump technical field especially relates to a performance adjustable full through-flow submersible electric pump. BACKGROUND

[0002] Full through-flow submersible electric pump is a new type of submersible pump, its core feature is that the impeller is installed in the rotor inner chamber of the motor, and forms a whole with the rotor. In the flow and head demand under different working conditions, the impeller part needs to be replaced to quickly adjust the performance of the pump, so a performance adjustable full through-flow submersible electric pump is used.

[0003] The performance adjustable full through-flow submersible electric pump is based on the traditional full through-flow submersible electric pump, and a performance adjusting function is added. In the past full through-flow submersible electric pump, the impeller and the rotor are often designed in an integrated manner. When the impeller needs to be replaced, the rotor needs to be disassembled and welded, which is relatively cumbersome to operate and easy to cause deformation of the rotor.

[0004] Practical content

[0005] The utility model discloses a performance adjustable full through-flow submersible electric pump to solve the problem raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a performance adjustable full through-flow submersible electric pump, including the casing, the inside fixed connection of casing has the vertical block, the upper surface fixed connection of vertical block has the motor, the output fixed setting of motor has the rotor, the inside fixed connection of rotor has the fixed column, the inside sliding connection of fixed column has the slide column, the outer wall fixed connection of slide column has the pull block, the outer wall fixed connection of slide column has the fixed sheet, the outside sliding connection of fixed sheet in fixed column, the outside fixed connection of fixed sheet has one end of spring, the other end fixed connection of spring in fixed column, the outside fixed connection of fixed sheet has the clamping column, the outside sliding connection of clamping column in fixed column, the outside sliding connection of clamping column has the impeller, the outside sliding connection of impeller in the inner wall of rotor, the outside fixed connection of impeller has the blade, the outer wall of casing is provided with the protection assembly, and the protection assembly is used for enhancing the bearing capacity.

[0007] Through the above technical scheme, the vertical block can support the motor well, the motor can drive the impeller and the blade to rotate through the rotation of the rotor, the impeller and the rotor are connected by disassembling the clamping column, the rotor provides support for the fixed column and the slide column, the slide column provides support for the pull block, the fixed sheet and the clamping column are slid by pulling the pull block, the spring is extruded, the clamping column can slide out of the inside of the impeller, and the impeller and the rotor can be disassembled.

[0008] Preferably, the protection assembly comprises a first reinforcing rib, an inner wall of the first reinforcing rib is fixedly connected to an outer wall of the shell, an outer wall of the first reinforcing rib is fixedly connected with a second reinforcing rib, and an outer wall of the second reinforcing rib is fixedly connected to the outer wall of the shell. Through the above technical scheme, the first reinforcing rib and the second reinforcing rib can effectively protect the shell and improve the durability during use.

[0009] Preferably, a lower surface of the first reinforcing rib is fixedly connected with a support block, and an inner portion of the support block is rotatably connected with a rotating rod. Through the above technical scheme, the support block supports and fixes the first reinforcing rib, and the support block supports the rotating rod.

[0010] Preferably, an inner portion of the support block is provided with a sliding groove, and an outer wall of the rotating rod is fixedly connected with a rotating block.

[0011] Through the above technical scheme, the design of the sliding groove can limit the movement, and the rotating block fixes the rotating rod.

[0012] Preferably, an outer wall of the rotating rod is fixedly connected with a gear, and an outer wall of the gear is rotatably connected to an inner portion of the support block.

[0013] Through the above technical scheme, the rotating rod can drive the gear to rotate, and the support block supports the gear.

[0014] Preferably, a tooth end of the gear is meshingly connected with a rack, and an outer wall of the rack is slidably connected to an inner portion of the support block.

[0015] Through the above technical scheme, the gear can drive the rack to slide through the meshing effect, and the support block supports the rack.

[0016] Preferably, an outer wall of the rack is fixedly connected with a sliding block, and an outer wall of the sliding block is slidably connected to an inner portion of the support block.

[0017] Through the above technical scheme, the sliding of the rack can drive the sliding block to slide in the inner portion of the support block, and the support block supports the sliding block.

[0018] Preferably, an outer wall of the sliding block is fixedly connected with a limiting strip, and an outer wall of the limiting strip is slidably connected to an inner wall of the sliding groove.

[0019] Through the above technical scheme, the movement of the sliding block can be well limited by the limiting strip, and the deviation does not occur. Compared with the prior art, the performance-adjustable full-through-flow submerged electric pump has the beneficial effects that the impeller can be taken off from the inner ring of the rotor and replaced by pulling the pull block, cooperating between the slide column, the fixed sheet, the spring and the clamping column, the motor is started to drive the impeller blades to rotate through the rotor, the effect that the suitable impeller is selected according to different working conditions and the impeller is quickly replaced is achieved, and the performance adjustment of the full-through-flow submerged electric pump is realized. The rotating knob is driven to slide by the mutual cooperation between the rotating rod, the gear, the rack, the sliding block and the limiting strip, the position of the sliding block in the supporting block is adjusted, the support area of the machine shell is adjusted, the effect that the support area of the machine shell is flexibly adjusted according to different installation environments is achieved, and the use stability is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is a impeller and blade structure schematic diagram of the utility model;

[0022] Figure 3 It is a fixed column cross section structure schematic diagram of the utility model;

[0023] Figure 4 It is a gear and rack structure schematic diagram of the utility model;

[0024] Figure 5 It is a supporting block cross section structure schematic diagram of the utility model.

[0025] In the drawing: 1, machine shell;2, stand block;3, motor;4, rotor;5, fixed column;6, slide column;7, pull block;8, fixed sheet;9, spring;10, clamping column;11, impeller;12, blade;13, first reinforcing rib;14, second reinforcing rib;15, supporting block;16, rotating rod;17, rotating knob;18, gear;19, rack;20, sliding block;21, limiting strip;22, sliding groove. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] Please refer to Figures 1-3The utility provides a technical scheme: a performance-adjustable full-through-flow submerged electric pump, which comprises a shell 1, a vertical block 2 fixedly connected inside the shell 1, a motor 3 fixedly connected to the upper surface of the vertical block 2, a rotor 4 fixedly arranged at the output end of the motor 3, a fixed column 5 fixedly connected inside the rotor 4, a sliding column 6 slidably connected inside the fixed column 5, the outer wall of the sliding column 6 being slidably connected inside the rotor 4, a pull block 7 fixedly connected to the outer wall of the sliding column 6, a fixed sheet 8 fixedly connected to the outer wall of the sliding column 6, the outer wall of the fixed sheet 8 being slidably connected inside the fixed column 5, one end of a spring 9 being fixedly connected to the outer wall of the fixed sheet 8, the other end of the spring 9 being fixedly connected inside the fixed column 5, a clamping column 10 fixedly connected to the outer wall of the fixed sheet 8, the outer wall of the clamping column 10 being slidably connected inside the fixed column 5, an impeller 11 slidably connected to the outer wall of the clamping column 10, the outer wall of the impeller 11 being slidably connected to the inner wall of the rotor 4, a blade 12 fixedly connected to the outer wall of the impeller 11, and a protection assembly arranged on the outer wall of the shell 1, the protection assembly being used for enhancing the bearing capacity.

[0028] Specifically, the vertical block 2 is fixed inside the shell 1 to support and fix the motor 3, the rotor 4 is rotated by starting the motor 3, the rotor 4 supports and fixes the fixed column 5, the fixed column 5 supports the sliding column 6, the sliding column 6 fixes the pull block 7, the fixed sheet 8 is slid by sliding the sliding column 6 by pulling the pull block 7, the spring 9 is also squeezed by the sliding of the fixed sheet 8, the fixed sheet 8 fixes the clamping column 10, and the clamping column 10 is slid by the sliding of the fixed sheet 8, so that it slides out of the inside of the impeller 11, at this time, the impeller 11 can be slid out of the inside of the rotor 4, the impeller 11 is replaced according to different performance requirements of the submerged electric pump under different working conditions, the modular design of the rotor 4 facilitates replacement, the performance of the full-through-flow submerged electric pump is adjusted, and the impeller 11 and the blade 12 are simultaneously rotated by the rotation of the rotor 4.

[0029] Referring to Figure 1 , the protection assembly comprises a first reinforcing rib 13, the inner wall of the first reinforcing rib 13 being fixedly connected to the outer wall of the shell 1, the outer wall of the first reinforcing rib 13 being fixedly connected with a second reinforcing rib 14, and the outer wall of the second reinforcing rib 14 being fixedly connected to the outer wall of the shell 1.

[0030] Specifically, the first reinforcing rib 13 and the second reinforcing rib 14 enhance the local strength and rigidity of the shell 1, disperse stress, absorb energy, increase overall stability, and improve the bearing capacity and durability of the overall structure.

[0031] Referring to Figure 1 , Figure 4 and Figure 5The lower surface of the first reinforcing rib 13 is fixedly connected with a supporting block 15, the inside of the supporting block 15 is rotationally connected with a rotating rod 16, the inside of the supporting block 15 is provided with a sliding slot 22, the outer wall of the rotating rod 16 is fixedly connected with a rotating block 17, the outer wall of the rotating rod 16 is fixedly connected with a gear 18, the outer wall of the gear 18 is rotationally connected in the inside of the supporting block 15, the tooth end of the gear 18 is meshingly connected with a rack 19, the outer wall of the rack 19 is slidingly connected in the inside of the supporting block 15, the outer wall of the rack 19 is fixedly connected with a sliding block 20, the outer wall of the sliding block 20 is slidingly connected in the inside of the supporting block 15, the outer wall of the sliding block 20 is fixedly connected with a limiting strip 21, and the outer wall of the limiting strip 21 is slidingly connected with the inner wall of the sliding slot 22.

[0032] Specifically, the supporting block 15 supports the casing 1 and the first reinforcing rib 13, the rotating rod 16 fixes the rotating block 17, the rotating rod 16 rotates through the rotation of the rotating block 17, the rotating rod 16 fixes the gear 18, the supporting block 15 supports the rotating rod 16 and the gear 18, the rack 19 drives the sliding block 20 to slide through the rotation of the gear 18, the sliding block 20 increases the supporting area, the sliding block 20 fixes the limiting strip 21, the limiting strip 21 slides on the inner wall of the sliding slot 22, the limiting strip 21 limits the deviation of the sliding block 20 in the sliding process, the supporting area of the casing 1 is increased through the sliding of the sliding block 20, thereby meeting the supporting requirements in different use environments and stably supporting the submersible electric pump.

[0033] Working principle: when the submersible electric pump needs to be used, different impellers 11 and blades 12 are selected according to different performance requirements, when it needs to be replaced, just pull the pull block 7, the pull block 7 will drive the slide column 6 to slide in the inside of the rotor 4 and the fixed column 5, when the slide column 6 slides, it will drive the fixed piece 8 on the outer wall to slide in the inside of the fixed column 5, and extrude the spring 9 in the process of sliding, the fixed piece 8 will drive the clamping column 10 to slide at the same time, make it slide into the inside of the fixed column 5, slide out of the inside of the impeller 11, at this time, the impeller 11 can be disassembled from the inner ring of the rotor 4 to replace, according to different working conditions, the impeller 11 is replaced, meet the effect of diversified performance requirements, start the motor 3 can drive the rotor 4 to rotate, and then drive the impeller 11 and blade 12 to rotate, according to the position of the sliding block 20 in different installation environment, rotate the rotating block 17, the rotating block 17 will drive the rotating rod 16 to rotate in the inside of the supporting block 15, when the rotating rod 16 rotates, it will drive the gear 18 on the outer wall to rotate at the same time, the gear 18 rotates will drive the rack 19 at the gear end to slide through the meshing, the rack 19 will drive the sliding block 20 on the outer wall to slide in the inside of the supporting block 15 at the same time in the process of sliding, the sliding block 20 will drive the limiting strip 21 on the outer wall to slide in the inner wall of the sliding groove 22, so as to slide out of the inside of the supporting block 15 through the sliding block 20, increase the supporting area of the casing 1, reach the effect of adjusting the supporting area to meet the different environment use demand, improve the use stability, the submersible electric pump not only can reach the effect of adjusting the impeller 11 according to different working conditions, meet the different performance use demand, but also can reach the effect of adjusting the supporting area of the casing 1, suitable for different installation environment and improve the use stability.

Claims

1. A full flow submersible electric pump with adjustable performance comprising a casing (1), characterized in that: The inner part of the shell (1) is fixedly connected with a stand (2), the upper surface of the stand (2) is fixedly connected with a motor (3), the output end of the motor (3) is fixedly provided with a rotor (4), the inner part of the rotor (4) is fixedly connected with a fixed column (5), the inner part of the fixed column (5) is slidably connected with a sliding column (6), the outer wall of the sliding column (6) is slidably connected in the inner part of the rotor (4), the outer wall of the sliding column (6) is fixedly connected with a pull block (7), the outer wall of the sliding column (6) is fixedly connected with a fixed sheet (8), the outer wall of the fixed sheet (8) is slidably connected in the inner part of the fixed column (5), one end of the outer wall of the fixed sheet (8) is fixedly connected with a spring (9), the other end of the spring (9) is fixedly connected in the inner part of the fixed column (5), the outer wall of the fixed sheet (8) is fixedly connected with a clamping column (10), the outer wall of the clamping column (10) is slidably connected in the inner part of the fixed column (5), the outer wall of the clamping column (10) is slidably connected with an impeller (11), the outer wall of the impeller (11) is slidably connected with the inner wall of the rotor (4), the outer wall of the impeller (11) is fixedly connected with a blade (12), the outer wall of the shell (1) is provided with a protection assembly, and the protection assembly is used to enhance the bearing capacity.

2. The adjustable performance submersible electric pump according to claim 1, characterized in that: The protection assembly comprises a first reinforcing rib (13), the inner wall of the first reinforcing rib (13) is fixedly connected with the outer wall of the shell (1), and the outer wall of the first reinforcing rib (13) is fixedly connected with a second reinforcing rib (14).

3. The adjustable performance submersible electric pump according to claim 2, wherein: The lower surface of the first reinforcing rib (13) is fixedly connected with a supporting block (15), and the inner part of the supporting block (15) is rotatably connected with a rotating rod (16).

4. The adjustable performance submersible electric pump according to claim 3, wherein: The inner part of the supporting block (15) is provided with a sliding groove (22), and the outer wall of the rotating rod (16) is fixedly connected with a rotating block (17).

5. The adjustable performance submersible electric pump according to claim 3, wherein: The outer wall of the rotating rod (16) is fixedly connected with a gear (18), and the outer wall of the gear (18) is rotatably connected in the inner part of the supporting block (15).

6. The adjustable performance submersible electric pump according to claim 5, wherein: The tooth end of the gear (18) is engagedly connected with a rack (19), and the outer wall of the rack (19) is slidably connected in the inner part of the supporting block (15).

7. The adjustable performance submersible electric pump according to claim 6, wherein: The outer wall of the rack (19) is fixedly connected with a sliding block (20), and the outer wall of the sliding block (20) is slidably connected in the inner part of the supporting block (15).

8. The adjustable performance submersible electric pump according to claim 7, wherein: The outer wall of the sliding block (20) is fixedly connected with a limiting strip (21), and the outer wall of the limiting strip (21) is slidably connected with the inner wall of the sliding groove (22).

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