Stirring device for mining explosion-proof submersible sand discharge electric pump

Abstract

The utility model belongs to the technical field of mining electric pumps, and particularly relates to a mining explosion-proof type submersible desilting electric pump stirring device which comprises a feeding pipe, the outer wall of the feeding pipe is fixedly connected with a plurality of vertically-downward stand columns, threaded holes are formed in the upper ends of the stand columns, and a bottom ring is arranged on the upper side of the feeding pipe. The device has the advantages that the connecting pipe is fixedly connected with the electric pump, the motor drives the first bevel gear to rotate through the second bevel gear, then the rotating shaft is driven to rotate, the stirring claws rotate immediately, the electric pump sucks underground water together with sand and mud into the stirring pipe, and under the rapid stirring action of the stirring claws, the underground water and the sand and mud are fully stirred; and the uniformly stirred mixture is conveyed out by the electric pump, so that the sand and mud entering the flow guide shell of the electric pump are prevented from blocking the inlet, and the working efficiency of the shallow water sand discharge electric pump is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mining electric pumps, in particular to a mining explosion-proof submersible sand-discharging electric pump stirring device. Background Art

[0002] The submersible sand pump is an important equipment for deep well water extraction. When in use, the entire unit submerges into the water to extract groundwater to the surface. The working principle of the submersible electric pump is to drive the submersible pump impeller to rotate through the operation of the submersible motor, and transport the particles out through the impeller and guide shell step by step.

[0003] Existing submersible sand removal electric pumps often directly extract and extract during the transmission process. The pumps often cannot mix and stir the groundwater and sand and mud entering the pump for transportation. During the transportation process, the sand and mud are easily blocked at the inlet of the electric pump guide shell, reducing the working efficiency of the submersible sand removal electric pump.

[0004] In order to solve the above problems, we proposed a mining explosion-proof submersible sand removal electric pump stirring device. Utility Model Content

[0005] The utility model aims to solve the problems in the background technology and proposes a mining explosion-proof submersible sand discharge electric pump stirring device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a mining explosion-proof submersible sand discharge electric pump stirring device, comprising a feed pipe, the outer wall of the feed pipe is fixedly connected with a plurality of vertical downward columns, the upper ends of the columns are provided with threaded holes, a bottom ring is arranged on the upper side of the feed pipe, a positioning plate corresponding to the end of the column is fixedly connected to the outer wall of the bottom ring, a through hole corresponding to the threaded hole is arranged on the positioning plate, a filter plate is fixedly provided on the inner side of the bottom ring, a bearing is fixedly inserted in the middle of the filter plate, a stirring pipe is arranged on the upper side of the bottom ring, and the outer wall of the stirring pipe is fixedly connected with a through hole corresponding to the threaded hole The corresponding positioning plate 2 is provided with a through hole 2 corresponding to the through hole 1, a bolt 1 is provided between the positioning plate 2, the positioning plate 1 and the column, a vertical rotating shaft is fixedly inserted inside the bearing, the outer wall fixed sleeve of the rotating shaft is provided with a stirring claw located in the stirring tube, the upper end fixed sleeve of the rotating shaft is provided with a bevel gear 1, the upper side wall of the stirring tube is provided with a notch 1, the inner bottom wall of the notch 1 is fixed with a fixing plate extending to the outside of the stirring tube, a motor is fixed on the fixing plate, the driving end fixed sleeve of the motor is provided with a bevel gear 2 meshing with the bevel gear 1, and a connecting pipe is provided on the upper side of the stirring tube.

[0007] In the above-mentioned explosion-proof submersible sand-discharging electric pump stirring device for mining, a plurality of positioning plates three are fixedly connected to the outer wall of the connecting pipe, a positioning plate four corresponding to the positioning plate three is fixedly connected to the stirring pipe, a bolt two is arranged between the positioning plate three and the positioning plate four, a connecting plate with a middle opening is fixedly connected to the upper end of the connecting pipe, a slot two corresponding to the slot one is provided on the lower side wall of the connecting pipe, and the slot two is engaged with the outer wall of the motor.

[0008] In the above-mentioned explosion-proof submersible sand removal electric pump stirring device for mining, the lower end of the rotating shaft is located outside the filter plate, and the lower end of the rotating shaft is fixedly sleeved with a scraper, which contacts the lower side wall of the filter plate.

[0009] In the above-mentioned explosion-proof submersible sand-draining electric pump stirring device for mining, the lower ends of the columns are fixedly connected with gaskets.

[0010] In the above-mentioned explosion-proof submersible sand-discharging electric pump stirring device for mining, the inner walls of the slot one and the slot two are both provided with limit grooves, and the outer wall fixing sleeve of the motor is provided with a sealing ring located in the limit groove.

[0011] In the above-mentioned explosion-proof submersible sand-discharging electric pump stirring device for mining, the outer wall fixing sleeve of the rotating shaft is provided with a baffle located between the bevel gear 1 and the stirring claw.

[0012] Compared with the existing technology, the advantages of this mining explosion-proof submersible sand pump stirring device are:

[0013] In the utility model, the connecting pipe is fixedly connected to the electric pump, the motor drives the bevel gear one to rotate through the bevel gear two, and then drives the rotating shaft to rotate, and the stirring claw rotates immediately, and the electric pump sucks the groundwater together with the sand and mud into the stirring pipe. Under the rapid stirring action of the stirring claw, the groundwater and the sand and mud are fully stirred, and the evenly stirred mixture is then transported out by the electric pump, avoiding the sand and mud entering the guide shell of the electric pump to block the inlet, thereby improving the working efficiency of the shallow water sand discharge electric pump. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the appearance diagram of a flameproof submersible sand removal electric pump stirring device for mining proposed by the utility model;

[0015] Figure 2 This is one of the internal views of a flameproof submersible sand removal electric pump stirring device for mining proposed by the utility model;

[0016] Figure 3 This is the second interior view of a flameproof submersible sand removal electric pump stirring device for mining proposed by the utility model.

[0017] In the figure: 1 feed pipe, 2 column, 3 bottom ring, 4 through hole 1, 5 filter plate, 6 bearing, 7 stirring tube, 8 positioning plate 2, 9 bolt 1, 10 rotating shaft, 11 stirring claw, 12 bevel gear 1, 13 fixing plate, 14 motor, 15 bevel gear 2, 16 connecting pipe, 17 bolt 2, 18 connecting plate, 19 scraper, 20 gasket, 21 sealing ring, 22 baffle. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0019] Reference Figure 1-Figure 3 A flameproof submersible sand discharge electric pump stirring device for mining comprises a feed pipe 1, the outer wall of the feed pipe 1 is fixedly connected with a plurality of vertical downward columns 2, the lower ends of the columns 2 extend downward from the lower end surface of the feed pipe 1, the lower ends of the columns 2 are fixedly connected with a gasket 20, the gasket 20 is located at the lower side of the feed pipe 1 and is used to support the feed pipe 1, a threaded hole is provided at the upper end of the column 2, a bottom ring 3 is provided on the upper side of the feed pipe 1, the caliber of the bottom ring 3 is equal to the caliber of the feed pipe 1, the outer wall of the bottom ring 3 is fixedly connected with a positioning plate 1 corresponding to the end of the column 2, the positioning plate 1 is provided with a through hole 4 corresponding to the threaded hole, the inner side of the bottom ring 3 is fixed There is a filter plate 5, which is used to block underwater impurities such as larger stones to prevent these impurities from entering the guide shell of the electric pump and damaging the impeller. A bearing 6 is fixedly inserted in the middle of the filter plate 5, and a stirring tube 7 is arranged on the upper side of the bottom ring 3. The outer wall of the stirring tube 7 is fixedly connected with a positioning plate 2 8 corresponding to the positioning plate 1. A through hole 2 corresponding to the through hole 1 4 is opened on the positioning plate 2 8. A bolt 1 9 is arranged between the positioning plate 2 8, the positioning plate 1 and the column 2. The bolt 1 9 is inserted into the through hole 2 and the through hole 1 4 from top to bottom in turn, and is screwed into the threaded hole on the column 2. The positioning plate 2 8, the positioning plate 1 and the column 2 are fastened together by tightening the bolt 1 9.

[0020] A vertical rotating shaft 10 is fixedly inserted inside the bearing 6, and a stirring claw 11 located in the stirring tube 7 is fixedly sleeved on the outer wall of the rotating shaft 10. A bevel gear 12 is fixedly sleeved on the upper end of the rotating shaft 10. A notch 1 is opened on the upper side wall of the stirring tube 7, and a fixing plate 13 extending to the outside of the stirring tube 7 is fixed on the inner bottom wall of the notch 1. A motor 14 is fixed on the fixing plate 13, and the motor 14 extends into the notch 1. The driving end of the motor 14 faces the bevel gear 12, and the driving end of the motor 14 is fixedly sleeved with a bevel gear 2 15 meshing with the bevel gear 12. When the motor 14 is started, the bevel gear 2 15 drives the bevel gear 12 to rotate, so that the rotating shaft 10 rotates, and the stirring claw 11 rotates in the stirring tube 7 at the same time.

[0021] A connecting pipe 16 is provided on the upper side of the stirring pipe 7, and a plurality of positioning plates 3 are fixedly connected to the outer wall of the connecting pipe 16, and a through hole 3 is provided on the positioning plate 3. A positioning plate 4 corresponding to the positioning plate 3 is fixedly connected to the stirring pipe 7, and a through hole 4 is provided on the positioning plate 4. A bolt 2 17 is provided between the positioning plate 3 and the positioning plate 4, and the bolt 2 17 is inserted into the through hole 3 and the through hole 4 from top to bottom in sequence, and then a nut is sleeved on the lower side of the positioning plate 4, and the nut is tightened to tighten the positioning plate 3 and the positioning plate 4, so that the connecting pipe 16 is fixedly connected to the stirring tube 7, and the upper end of the connecting tube 16 is fixedly connected with a connecting plate 18 with a middle opening, and the connecting plate 18 is used to connect the sand discharge electric pump. The lower side wall of the connecting tube 16 is provided with a slot 2 corresponding to the slot 1, and the slot 2 is engaged with the outer wall of the motor 14. The inner walls of the slots 1 and 2 are both provided with limiting grooves. The outer wall of the motor 14 is fixedly sleeved with a sealing ring 21 located in the limiting groove, and the sealing ring 21 seals the gaps between the slots 1, the slots 2 and the outer wall of the motor 14.

[0022] After the motor 14 and the electric pump are started, the sand and mud in the water flow into the stirring tube 7 through the feed pipe 1 and the filter plate 5 under the action of the electric pump. The rotating stirring claws 11 fully stir the sand and mud and the water flow entering the stirring tube 7. The stirred mixture then enters the guide shell of the electric pump from the connecting pipe 16 and is finally discharged by the electric pump, thereby avoiding the sand and mud entering the guide shell of the electric pump from clogging the inlet and improving the working efficiency of the shallow water sand discharge electric pump.

[0023] In order to reduce the impact and damage of sand and mud on bevel gear 12 and bevel gear 2 15, the outer wall fixed sleeve of the rotating shaft 10 is provided with a baffle 22 located between bevel gear 12 and the stirring claw 11. The baffle 22 can block most of the sand and mud moving from the feed pipe 1 to bevel gear 12 and bevel gear 2 15.

[0024] The lower end of the rotating shaft 10 is located on the outer side of the filter plate 5. A scraper 19 is fixedly sleeved on the lower end of the rotating shaft 10. The scraper 19 has a smooth surface and contacts the lower side wall of the filter plate 5. When the rotating shaft 10 rotates, the scraper 19 rotates accordingly. When underwater impurities such as large stones cover the filter plate 5, the rotating scraper 19 can scrape these impurities away from the filter plate 5 to avoid clogging of the filter plate 5.

[0025] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A flameproof submersible sand removal electric pump stirring device for mining, comprising a feed pipe (1), characterized in that: The outer wall of the feed pipe (1) is fixedly connected with a plurality of vertically downward columns (2), the upper ends of the columns (2) are provided with threaded holes, the upper side of the feed pipe (1) is provided with a bottom ring (3), the outer wall of the bottom ring (3) is fixedly connected with a positioning plate (1) corresponding to the end of the column (2), the positioning plate (1) is provided with a through hole (4) corresponding to the threaded hole, the inner side of the bottom ring (3) is fixed with a filter plate (5), the middle part of the filter plate (5) is fixedly inserted with a bearing (6), the upper side of the bottom ring (3) is provided with a stirring tube (7), the outer wall of the stirring tube (7) is fixedly connected with a positioning plate (2) corresponding to the positioning plate (1), the positioning plate (2) is provided with a through hole (4) corresponding to the through hole (4), the positioning plate (5) is fixedly connected with a plurality of vertically downward columns (2), the upper ends of the columns (2) are provided with threaded holes, the upper side of the feed pipe (1) is provided with a bottom ring (3), the outer wall of the bottom ring (3) is fixedly connected with a positioning plate (2) corresponding to the positioning plate (1), the positioning plate (2) is provided with a through hole (4) corresponding to the through hole (4), the positioning plate (5) is fixedly connected with a plurality of vertically downward columns (2), the upper ends of the columns (2) are provided with threaded holes, the upper side of the feeding pipe (1) is fixedly connected with a positioning plate (2) corresponding to the positioning plate (1), the positioning plate (2) is provided with a through hole (4) corresponding to the through hole (4), the positioning plate (5) is fixedly connected with a plurality of vertically downward columns (2), the upper ends of the columns (2) are ... A bolt (9) is arranged between the second plate (8), the first positioning plate and the column (2); a vertical rotating shaft (10) is fixedly inserted inside the bearing (6); a stirring claw (11) located in the stirring tube (7) is fixedly sleeved on the outer wall of the rotating shaft (10); a bevel gear (12) is fixedly sleeved on the upper end of the rotating shaft (10); a notch (1) is opened on the upper side wall of the stirring tube (7); a fixing plate (13) extending outward from the stirring tube (7) is fixedly arranged on the inner bottom wall of the notch (1); a motor (14) is fixedly arranged on the fixing plate (13); a driving end of the motor (14) is fixedly sleeved with a bevel gear (15) meshing with the bevel gear (12); and a connecting pipe (16) is arranged on the upper side of the stirring tube (7).

2. A flameproof submersible sand removal electric pump stirring device for mining according to claim 1, characterized in that: The outer wall of the connecting tube (16) is fixedly connected with a plurality of positioning plates three, the stirring tube (7) is fixedly connected with a positioning plate four corresponding to the positioning plate three, a bolt two (17) is arranged between the positioning plates three and four, the upper end of the connecting tube (16) is fixedly connected with a connecting plate (18) with a middle opening, the lower side wall of the connecting tube (16) is provided with a notch two corresponding to the notch one, and the notch two is engaged with the outer wall of the motor (14).

3. A flameproof submersible sand removal electric pump stirring device for mining according to claim 1, characterized in that: The lower end of the rotating shaft (10) is located outside the filter plate (5), and a scraper (19) is fixedly sleeved on the lower end of the rotating shaft (10), and the scraper (19) is in contact with the lower side wall of the filter plate (5).

4. A flameproof submersible sand removal electric pump stirring device for mining according to claim 1, characterized in that: The lower ends of the upright posts (2) are fixedly connected together with a gasket (20).

5. A flameproof submersible sand removal electric pump stirring device for mining according to claim 2, characterized in that: The inner walls of the first slot and the second slot are both provided with limiting grooves, and the outer wall of the motor (14) is fixedly sleeved with a sealing ring (21) located in the limiting groove.

6. A flameproof submersible sand removal electric pump stirring device for mining according to claim 1, characterized in that: The outer wall of the rotating shaft (10) is fixedly sleeved with a blocking piece (22) located between the bevel gear 1 (12) and the stirring claw (11).

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