Automatic submersible pump spray cooling device and method

Abstract

The automatic submersible pump spray cooling device comprises a submersible pump body, a water outlet pipe is fixedly connected to a water outlet of the submersible pump body, a water diversion pipe is fixedly connected to the outer side of the water outlet pipe, a hand valve is arranged on the outer side of the water diversion pipe, and a connecting block is fixedly connected to the outer side of the submersible pump body; a water retaining cylinder is fixedly connected to the upper side of the connecting block, a cooling unit is arranged on the upper side of the water retaining cylinder and comprises a cover plate, the cover plate is fixedly connected to the upper side of the water retaining cylinder, and a rotating pipe is rotatably connected to the upper side of the cover plate. According to the automatic spraying cooling device and method for the submersible pump, by arranging the water diversion pipe, the water outlet pipe, the hand valve, the cover plate, the rotating pipe, the rotating disc, the annular pipe, the vertical plate and the spraying heads, the multiple spraying heads rotate around the pump body and spray water to the surface of the pump body conveniently under the condition that the pump body is at the low water level, the pump body is cooled under the condition of the low water level, and normal use of the pump body is facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of submersible pumps, and in particular to an automatic submersible pump spray cooling device and method. Background Art

[0002] Submersible pump is a water treatment tool that combines a pump and a motor into a closed unit suitable for submersible installation. Coal chemical industry refers to a series of processes that use coal as raw material and convert it into gas, liquid and solid products or semi-finished products through chemical processing methods to produce various chemicals and fuels.

[0003] When using a submersible pump, if the conveying medium is lower than the height of the pump body, the pump body cannot dissipate heat if it continues to run, and the submersible pump will stop operating or malfunction, and will be unable to complete the conveying of the remaining medium. The use of an automatic spray device can extend the service life of the submersible pump and alleviate the heating of the pump body. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides an automatic submersible pump spray cooling device and method, which solves the problem that when the submersible pump is running at a low water level, the pump body cannot dissipate heat, thus affecting the use of the pump body.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] An automatic submersible pump spray cooling device comprises a submersible pump body, a water outlet of the submersible pump body is fixedly connected to a water outlet pipe, the outer side of the water outlet pipe is fixedly connected to a water diversion pipe, the outer side of the water diversion pipe is provided with a hand valve, the outer side of the submersible pump body is fixedly connected to a connecting block, the upper side of the connecting block is fixedly connected to a water retaining cylinder, and the upper side of the water retaining cylinder is provided with a cooling unit;

[0007] The cooling unit includes a cover plate, which is fixedly connected to the upper side of the water retaining cylinder, a rotating tube is rotatably connected to the upper side of the cover plate, the lower end of the rotating tube passes through the lower side of the cover plate and is fixedly connected to a rotating disk on the outer side, a motor is fixedly connected to the upper side of the cover plate, a gear part 1 is fixedly connected to the outer side of the motor output end and the outer side of the rotating tube, a plurality of connecting tubes are fixedly connected to the outer side of the lower end of the rotating tube, an annular tube is fixedly connected to the outer side of the connecting tube, a plurality of vertical plates are fixedly connected to the lower side of the rotating disk, and a lifting groove is provided on the outer side of the vertical plates The inner side of the lifting groove is slidably connected with a lifting block, and one side close to the annular tube is fixedly connected with two side blocks, a rotating rod 1 is rotatably connected between the two side blocks, the outer side of the rotating rod 1 is fixedly connected with a swing plate, the outer side of the swing plate is fixedly connected with a side plate, the outer side of the side plate is fixedly connected with two mounting blocks, a fixed pipe is fixedly connected between the two mounting blocks, a plurality of sprinkler heads are fixedly connected to the outer side of the fixed pipe, a branch pipe is fixedly connected between the fixed pipe and the annular tube, and a delivery pipe is arranged between the water diversion pipe and the rotating pipe.

[0008] Preferably, the upper end of the rotating rod 1 passes through the upper side of the side block and is fixedly connected to a bevel gear 1, the upper side of the side block is fixedly connected to a top block, the outer side of the top block is rotatably connected to a rotating shaft, one end of the rotating shaft is fixedly connected to a bevel gear 2, the other end of the rotating shaft is fixedly connected to a gear part 2, and the side of the vertical plate close to the annular tube is fixedly connected to a toothed plate.

[0009] Preferably, the gear member 2 is meshedly connected with the toothed plate, and the bevel gear 1 is meshedly connected with the bevel gear 2.

[0010] Preferably, the side of the vertical plate away from the annular tube is rotatably connected to a rotating rod 2, the outer end of the rotating rod 2 is fixedly connected to a cam, the outer side of the rotating rod 2 is fixedly connected to a gear part 3, the lower side of the cover plate is fixedly connected to a fixing rod, the lower end of the fixing rod is fixedly connected to a gear ring, the gear ring is meshingly connected to the gear part 3, the outer side of the cam is rotatably connected to a connecting plate, and the connecting plate is rotatably connected to the lifting block.

[0011] Preferably, the delivery pipe is rotatably connected to the rotating pipe.

[0012] Preferably, a guide groove is provided on the lower side of the cover plate, a guide block is slidably connected to the inner side of the guide groove, the guide block is fixedly connected to the turntable, and the guide groove is arranged in a circular structure.

[0013] Preferably, a water shield is fixedly connected to the upper side of the cover plate.

[0014] A method for spray cooling using an automatic submersible pump comprises the following steps:

[0015] S1. Place the submersible pump in water, start the pump when the water level is low, and control the hand valve to open;

[0016] S2, start the motor to control multiple sprinkler heads to rotate around the pump body;

[0017] S3, the sprinkler head sprays water on the surface of the pump body to cool the surface of the pump body, and the sprinkler head moves up and down repeatedly to cool down;

[0018] S4. The submersible pump body continues to be used normally.

[0019] Beneficial Effects

[0020] The present invention provides an automatic submersible pump spray cooling device and method. Compared with the prior art, it has the following beneficial effects:

[0021] (1) The automatic submersible pump spray cooling device and method are provided with a water inlet pipe, a water outlet pipe, a hand valve, a cover plate, a rotating pipe, a rotating disk, a ring pipe, a vertical plate and a spray head. When the water level of the pump body is low, a plurality of spray heads rotate around the pump body and spray water on the surface of the pump body, so that the pump body is cooled under the condition of low water level, which is convenient for the normal use of the pump body.

[0022] (2) The automatic submersible pump spray cooling device and method, by providing a lifting block, a side block, a rotating rod 1, a swing plate, a side plate, a gear member 2 and a tooth plate, facilitates the control of the repeated swing of the spray head, so that the spray head moves up and down repeatedly, increases the range of the spray head cooling the pump body, and increases the cooling area. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is the overall three-dimensional structure diagram of the present invention;

[0024] Figure 2 It is a three-dimensional structural diagram of the cooling unit in the present invention;

[0025] Figure 3 It is a three-dimensional structural diagram of the cooling unit in the present invention from another perspective;

[0026] Figure 4 for Figure 3 The enlarged view of point A in the middle;

[0027] Figure 5 It is a three-dimensional structural diagram of the neutral plate of the present invention;

[0028] Figure 6 for Figure 5 The enlarged view of point B in the middle;

[0029] Figure 7 Another perspective three-dimensional structural diagram of the neutral plate of the present invention;

[0030] Figure 8 It is a bottom-up stereoscopic structural diagram of the cooling unit in the present invention.

[0031] In the figure: 1, submersible pump body; 2, water outlet pipe; 3, water diversion pipe; 4, hand valve; 5, connecting block; 6, water retaining cylinder; 7, cooling unit; 701, cover plate; 702, rotating pipe; 703, gear piece 1; 704, motor; 705, conveying pipe; 706, guide groove; 707, guide block; 708, turntable; 709, connecting pipe; 710, annular pipe; 711, fixing rod; 712, gear ring; 713, vertical plate; 714, lifting groove; 7 15. Lifting block; 716. Side block; 717. Rotating rod 1; 718. Swinging plate; 719. Side plate; 720. Mounting block; 721. Fixed pipe; 722. Sprinkler head; 723. Branch pipe; 724. Bevel gear 1; 725. Bevel gear 2; 726. Top block; 727. Rotating shaft; 728. Gear part 2; 729. Tooth plate; 730. Rotating rod 2; 731. Gear part 3; 732. Cam; 733. Connecting plate; 8. Water shield. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] Embodiment 1:

[0034] See also Figure 1 - Figure 6 , Figure 8 The present invention provides a technical solution: an automatic submersible pump spray cooling device, comprising a submersible pump body 1, a water outlet of the submersible pump body 1 is fixedly connected with a water outlet pipe 2, the outer side of the water outlet pipe 2 is fixedly connected with a water diversion pipe 3, a hand valve 4 is arranged on the outer side of the water diversion pipe 3, a connecting block 5 is fixedly connected with the outer side of the submersible pump body 1, a water retaining cylinder 6 is fixedly connected with the upper side of the connecting block 5, a cooling unit 7 is arranged on the upper side of the water retaining cylinder 6, a water retaining cover 8 is fixedly connected with the upper side of the cover plate 701, and the water retaining cover 8 is convenient for blocking water.

[0035] The cooling unit 7 includes a cover plate 701, which is fixedly connected to the upper side of the water retaining cylinder 6. The upper side of the cover plate 701 is rotatably connected to a rotating tube 702. The lower end of the rotating tube 702 passes through the lower side of the cover plate 701 and is fixedly connected to a rotating disk 708 on the outer side. The upper side of the cover plate 701 is fixedly connected to a motor 704. The outer side of the output end of the motor 704 and the outer side of the rotating tube 702 are both fixedly connected to a gear part 1 703. The outer side of the lower end of the rotating tube 702 is fixedly connected to a plurality of connecting tubes 709. The outer side of the connecting tube 709 is fixedly connected to an annular tube 710. The lower side of the rotating disk 708 is fixedly connected to a plurality of vertical plates 713. The outer side of the vertical plates 713 is provided with a lifting mechanism. The inner side of the lifting groove 714 is slidably connected with a lifting block 715, and the side close to the annular tube 710 is fixedly connected with two side blocks 716, and a rotating rod 717 is rotatably connected between the two side blocks 716, and a swing plate 718 is fixedly connected to the outer side of the rotating rod 717, and a side plate 719 is fixedly connected to the outer side of the swing plate 718, and two mounting blocks 720 are fixedly connected to the outer side of the side plate 719, and a fixed pipe 721 is fixedly connected between the two mounting blocks 720, and a plurality of sprinkler heads 722 are fixedly connected to the outer side of the fixed pipe 721, and a branch pipe 723 is fixedly connected between the fixed pipe 721 and the annular tube 710, and the water diversion pipe 3 is connected to the rotating pipe 70 2 is provided with a delivery pipe 705, the delivery pipe 705 is rotatably connected with the rotating pipe 702, a guide groove 706 is provided on the lower side of the cover plate 701, a guide block 707 is slidably connected to the inner side of the guide groove 706, the guide block 707 is fixedly connected with the rotating disk 708, and the guide groove 706 is set as a circular structure. When the submersible pump body 1 is at a low water level, the hand valve 4 is opened, and the submersible pump body 1 is started, so that water is discharged through the outlet pipe 2, and through the water diversion pipe 3, the water flows into the rotating pipe 702, and through multiple connecting pipes 709, the water flows into the annular pipe 710, and then through multiple branch pipes 723, the water enters the multiple fixed pipes 721, which is convenient for multiple sprinkler heads. Water 722 sprays water on the surface of the submersible pump body 1, so that the pump body is cooled when the pump body is at a low water level, which is convenient for the use of the submersible pump body 1. When cooling, the motor 704 is started, and the motor 704 drives the gear part 703 to rotate. Since the two gear parts 703 are meshed and connected, the motor 704 drives the rotating tube 702 to rotate, the rotating tube 702 drives the turntable 708 to rotate, the turntable 708 drives the vertical plate 713 to rotate, and the vertical plate 713 drives the spray head 722 on the fixed pipe 721 to rotate, so that the spray head 722 rotates around the pump body, so that the spray head 722 can comprehensively cool the surface of the pump body, which is convenient for the submersible pump body 1 to be used when it is at a low water level.

[0036] Embodiment 2:

[0037] Based on the first embodiment, Figure 1 - Figure 8As shown, an automatic submersible pump spray cooling device includes a submersible pump body 1, the water outlet of the submersible pump body 1 is fixedly connected with a water outlet pipe 2, the outer side of the water outlet pipe 2 is fixedly connected with a water inlet pipe 3, the outer side of the water inlet pipe 3 is provided with a hand valve 4, the outer side of the submersible pump body 1 is fixedly connected with a connecting block 5, the upper side of the connecting block 5 is fixedly connected with a water retaining cylinder 6, the upper side of the water retaining cylinder 6 is provided with a cooling unit 7, the upper side of the cover plate 701 is fixedly connected with a water retaining cover 8, and the water retaining cover 8 is convenient for blocking water.

[0038] The cooling unit 7 includes a cover plate 701, which is fixedly connected to the upper side of the water retaining cylinder 6. The upper side of the cover plate 701 is rotatably connected to a rotating tube 702. The lower end of the rotating tube 702 passes through the lower side of the cover plate 701 and is fixedly connected to a rotating disk 708 on the outer side. The upper side of the cover plate 701 is fixedly connected to a motor 704. The outer side of the output end of the motor 704 and the outer side of the rotating tube 702 are both fixedly connected to a gear part 1 703. The outer side of the lower end of the rotating tube 702 is fixedly connected to a plurality of connecting tubes 709. The outer side of the connecting tube 709 is fixedly connected to an annular tube 710. The lower side of the rotating disk 708 is fixedly connected to a plurality of vertical plates 713. The outer side of the vertical plates 713 is provided with a lifting mechanism. The inner side of the lifting groove 714 is slidably connected with a lifting block 715, and the side close to the annular tube 710 is fixedly connected with two side blocks 716, and a rotating rod 717 is rotatably connected between the two side blocks 716, and a swing plate 718 is fixedly connected to the outer side of the rotating rod 717, and a side plate 719 is fixedly connected to the outer side of the swing plate 718, and two mounting blocks 720 are fixedly connected to the outer side of the side plate 719, and a fixed pipe 721 is fixedly connected between the two mounting blocks 720, and a plurality of sprinkler heads 722 are fixedly connected to the outer side of the fixed pipe 721, and a branch pipe 723 is fixedly connected between the fixed pipe 721 and the annular tube 710, and the water diversion pipe 3 is connected to the rotating pipe 70 2 is provided with a delivery pipe 705, the delivery pipe 705 is rotatably connected with the rotating pipe 702, a guide groove 706 is provided on the lower side of the cover plate 701, a guide block 707 is slidably connected to the inner side of the guide groove 706, the guide block 707 is fixedly connected with the rotating disk 708, and the guide groove 706 is set as a circular structure. When the submersible pump body 1 is at a low water level, the hand valve 4 is opened, and the submersible pump body 1 is started, so that water is discharged through the outlet pipe 2, and through the water diversion pipe 3, the water flows into the rotating pipe 702, and through multiple connecting pipes 709, the water flows into the annular pipe 710, and then through multiple branch pipes 723, the water enters the multiple fixed pipes 721, which is convenient for multiple sprinkler heads. Water 722 sprays water on the surface of the submersible pump body 1, so that the pump body is cooled when the pump body is at a low water level, which is convenient for the use of the submersible pump body 1. When cooling, the motor 704 is started, and the motor 704 drives the gear part 703 to rotate. Since the two gear parts 703 are meshed and connected, the motor 704 drives the rotating tube 702 to rotate, the rotating tube 702 drives the turntable 708 to rotate, the turntable 708 drives the vertical plate 713 to rotate, and the vertical plate 713 drives the spray head 722 on the fixed pipe 721 to rotate, so that the spray head 722 rotates around the pump body, so that the spray head 722 can comprehensively cool the surface of the pump body, which is convenient for the submersible pump body 1 to be used when it is at a low water level.

[0039] The upper end of the rotating rod 1 717 passes through the upper side of the side block 716 and is fixedly connected to the bevel gear 1 724. The upper side of the side block 716 is fixedly connected to the top block 726. The outer side of the top block 726 is rotatably connected to the rotating shaft 727. One end of the rotating shaft 727 is fixedly connected to the bevel gear 2 725. The other end of the rotating shaft 727 is fixedly connected to the gear piece 2 728. The side of the vertical plate 713 close to the annular tube 710 is fixedly connected to the tooth plate 729. The gear piece 2 728 is meshed with the tooth plate 729. The bevel gear 1 724 is meshed with the bevel gear 2 725. The vertical plate 713 is away from the annular tube. One side of 710 is rotatably connected with a rotating rod 2 730, the outer end of the rotating rod 2 730 is fixedly connected with a cam 732, the outer side of the rotating rod 2 730 is fixedly connected with a gear member 3 731, the lower side of the cover plate 701 is fixedly connected with a fixed rod 711, the lower end of the fixed rod 711 is fixedly connected with a gear ring 712, the gear ring 712 is meshed with the gear member 3 731, the outer side of the cam 732 is rotatably connected with a connecting plate 733, the connecting plate 733 is rotatably connected with the lifting block 715, when the rotating disk 708 rotates, the rotating disk 708 drives the vertical plate 713 to rotate, and the vertical plate 713 drives the rotating rod 2 The gear part 3 731 on 730 rotates. Since the gear part 3 731 meshes with the gear ring 712, the gear part 3 731 rotates. The gear part 3 731 drives the rotating rod 2 730 to rotate. The rotating rod 2 730 drives the cam 732 to rotate. The cam 732 drives the connecting plate 733 to rotate. The lifting block 715 moves up and down repeatedly. The lifting block 715 drives the side plate 719 to move. The side plate 719 drives the spray head 722 on the fixed pipe 721 to move up and down repeatedly to increase the spray range. At the same time, the lifting block 715 drives the side block 716 to move up and down. The side block 716 drives the rotating shaft 727 to move up and down. The gear part 2 728 moves up and down. Since the gear part 2 728 is meshed with the tooth plate 729, the gear part 2 728 rotates back and forth repeatedly. The gear part 2 728 drives the rotating shaft 727 to rotate. The rotating shaft 727 drives the bevel gear 2 725 to rotate. The bevel gear 2 725 drives the bevel gear 1 724 to rotate. The bevel gear 1 724 drives the rotating rod 1 717 to rotate. The rotating rod 1 717 drives the swing plate 718 to swing. The swing plate 718 drives the side plate 719 to swing. The side plate 719 drives the spray head 722 on the fixed pipe 721 to swing, so as to cool down the surface of the pump body.

[0040] A method for spray cooling using an automatic submersible pump comprises the following steps:

[0041] S1. Place the submersible pump body 1 in water, start the pump body when the water level is low, and control the hand valve 4 to open, and control the output flow rate through the set hand valve 4. When the pump body is in use, water is discharged through the water outlet pipe 2, and the hand valve 4 is controlled to introduce water into the spray head 722 through the water inlet pipe 3, so that the spray head 722 sprays water on the upper side and surface of the submersible pump body 1, so that the sprayed water can exchange the heat emitted by the submersible pump body 1, which is convenient for the normal use of the submersible pump body 1, and avoids the submersible pump body 1 from being unable to dissipate heat normally when running at a low water level, thereby affecting the use of the submersible pump body 1.

[0042] S2. Start the motor 704 to control the multiple spray heads 722 to rotate around the pump body. The motor 704 drives the rotating tube 702 to rotate. The rotating tube 702 drives the turntable 708 to rotate. The turntable 708 drives the multiple spray heads 722 on the vertical plate 713 to rotate, so as to facilitate comprehensive cooling and heat dissipation. The water shield 8 is convenient for protecting the motor 704.

[0043] S3. The spray head 722 sprays water on the surface of the pump body to cool the surface of the pump body. The spray head 722 moves up and down repeatedly to cool down. When cooling the submersible pump body 1, the turntable 708 is controlled to rotate. The turntable 708 drives the gear part three 731 on the vertical plate 713 to rotate. Under the action of the gear ring 712, the rotating shaft 727 on the gear part three 731 is controlled to rotate. The rotating shaft 727 drives the cam 732 to rotate. Under the action of the connecting plate 733, the spray head 722 on the fixed pipe 721 is controlled to move up and down repeatedly, and the gear part two 728 and the tooth plate 729 are set to control the spray head 722 to swing repeatedly, thereby increasing the spraying area and facilitating the cooling of the submersible pump body 1.

[0044] S4. The submersible pump body 1 continues to be used normally.

[0045] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic submersible pump spray cooling device, comprising a submersible pump body (1), characterized in that: The water outlet of the submersible pump body (1) is fixedly connected to a water outlet pipe (2), the outer side of the water outlet pipe (2) is fixedly connected to a water diversion pipe (3), the outer side of the water diversion pipe (3) is provided with a hand valve (4), the outer side of the submersible pump body (1) is fixedly connected to a connecting block (5), the upper side of the connecting block (5) is fixedly connected to a water retaining cylinder (6), and the upper side of the water retaining cylinder (6) is provided with a cooling unit (7); The cooling unit (7) comprises a cover plate (701), wherein the cover plate (701) is fixedly connected to the upper side of the water retaining cylinder (6), the upper side of the cover plate (701) is rotatably connected to a rotating tube (702), the lower end of the rotating tube (702) passes through the lower side of the cover plate (701) and is fixedly connected to a rotating disk (708) on the outer side, the upper side of the cover plate (701) is fixedly connected to a motor (704), the outer side of the output end of the motor (704) and the outer side of the rotating tube (702) are both fixedly connected to a gear member 1 (703), the outer side of the lower end of the rotating tube (702) is fixedly connected to a plurality of connecting tubes (709), the outer side of the connecting tube (709) is fixedly connected to an annular tube (710), the lower side of the rotating disk (708) is fixedly connected to a plurality of vertical plates (713), and the outer side of the vertical plates (713) is provided with a lifting groove (714), A lifting block (715) is slidably connected to the inner side of the lifting groove (714); two side blocks (716) are fixedly connected to the side close to the annular tube (710); a rotating rod (717) is rotatably connected between the two side blocks (716); a swing plate (718) is fixedly connected to the outer side of the swing plate (718); a side plate (719) is fixedly connected to the outer side of the side plate (719); two mounting blocks (720) are fixedly connected to the outer side of the side plate (719); a fixed pipe (721) is fixedly connected between the two mounting blocks (720); a plurality of spray heads (722) are fixedly connected to the outer side of the fixed pipe (721); a branch pipe (723) is fixedly connected between the fixed pipe (721) and the annular tube (710); and a delivery pipe (705) is provided between the water diversion pipe (3) and the rotating pipe (702).

2. The automatic submersible pump spray cooling device according to claim 1, characterized in that: The upper end of the rotating rod 1 (717) passes through the upper side of the side block (716) and is fixedly connected to the bevel gear 1 (724); the upper side of the side block (716) is fixedly connected to the top block (726); the outer side of the top block (726) is rotatably connected to a rotating shaft (727); one end of the rotating shaft (727) is fixedly connected to the bevel gear 2 (725); the other end of the rotating shaft (727) is fixedly connected to the gear member 2 (728); and a toothed plate (729) is fixedly connected to the side of the vertical plate (713) close to the annular tube (710).

3. The automatic submersible pump spray cooling device according to claim 2, characterized in that: The second gear member (728) is meshedly connected with the toothed plate (729), and the first bevel gear (724) is meshedly connected with the second bevel gear (725).

4. The automatic submersible pump spray cooling device according to claim 1, characterized in that: The side of the vertical plate (713) away from the annular tube (710) is rotatably connected to a second rotating rod (730), the outer end of the second rotating rod (730) is fixedly connected to a cam (732), the outer side of the second rotating rod (730) is fixedly connected to a third gear member (731), the lower side of the cover plate (701) is fixedly connected to a fixed rod (711), the lower end of the fixed rod (711) is fixedly connected to a gear ring (712), the gear ring (712) is meshedly connected to the third gear member (731), the outer side of the cam (732) is rotatably connected to a connecting plate (733), and the connecting plate (733) is rotatably connected to the lifting block (715).

5. The automatic submersible pump spray cooling device according to claim 1, characterized in that: The delivery pipe (705) is rotatably connected to the rotating pipe (702).

6. The automatic submersible pump spray cooling device according to claim 1, characterized in that: A guide groove (706) is provided on the lower side of the cover plate (701), a guide block (707) is slidably connected to the inner side of the guide groove (706), the guide block (707) is fixedly connected to the rotating disk (708), and the guide groove (706) is arranged in a circular structure.

7. The automatic submersible pump spray cooling device according to claim 1, characterized in that: A water shield (8) is fixedly connected to the upper side of the cover plate (701).

8. A method for spray cooling of an automatic submersible pump, according to an automatic submersible pump spray cooling device according to any one of claims 1 to 7, characterized in that: The following steps are involved: S1. Place the submersible pump body (1) in water, start the pump body when the water level is low, and control the hand valve (4) to open; S2, starting the motor (704) to control the plurality of spray heads (722) to rotate around the pump body; S3, the spray head (722) sprays water onto the surface of the pump body to cool the surface of the pump body, and the spray head (722) moves up and down repeatedly to reduce the temperature; S4. The submersible pump body (1) continues to be used normally.

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