Wall climbing structure of a deep well pumping device and its installation method

Abstract

The present invention discloses a well wall climbing structure of a deep well suction device and its installation method, which relates to the technical field of deep well suction devices. It includes a climbing board fixedly installed on the inner wall of the deep well. A slide rail is fixedly installed on the climbing board. A driving mechanism is arranged between the slide seat and the climbing board, and an auxiliary mechanism is arranged on the slide seat. The main body of the deep well suction device is driven to move on the climbing board by the set lead screw, so as to realize the climbing of the main body of the deep well suction device on the inner wall of the deep well. This is beneficial to adjusting the use height of the main body of the deep well suction device at any time according to the different heights of the liquid to be suctioned in the deep well. By setting a worm to drive a turbine to rotate, the gear is driven to move along the rack, which increases the driving force of the main body of the deep well suction device when climbing on the inner wall of the well to a certain extent, and cooperates with the driving mechanism to make the main body of the deep well suction device more stable when climbing on the inner wall of the deep well.

Description

Technical Field

[0001] The present invention relates to the technical field of deep well suction devices, and particularly relates to a well wall climbing structure of a deep well suction device and an installation method thereof. Background Art

[0002] A deep well suction device integrates a motor and a pump. It is a pump that enters a deep underground well to suck and transport water, and is widely used in farmland drainage and irrigation, industrial and mining enterprises, urban water supply and drainage, and sewage treatment. Self-priming pumps, vacuum pumps, deep well pumps, etc. are usually used as deep well suction devices.

[0003] The patent with the patent publication number CN113606155A discloses a deep well pump with a filtering device, which solves the problem that the existing deep well pump has a poor protection effect on particles falling into the water from the outside during actual application. The technical solution adopted: a deep well pump with a filtering device, including a controller, a motor and a water lifting device connected by transmission. The motor is arranged in the machine barrel, and a supporting device for supporting the motor rotor is arranged on the lower side of the machine barrel; the water lifting device is arranged in the upper barrel, and the upper barrel and the machine barrel are coaxially connected and fixed through a connecting frame, and a water inlet facing the connecting frame is arranged on the upper barrel. The filtering device includes an annular anti-sand barrel, which is sleeved on the outer periphery of the deep well pump with a gap. A sealing structure is arranged between the upper end of the anti-sand barrel and the upper barrel. The water inlet is located within the axial length range of the anti-sand barrel. The lower end of the anti-sand barrel extends downward at least to the position of the machine barrel. The inner diameter of the anti-sand barrel is larger than the outer diameter of the machine barrel, and the gap between the anti-sand barrel and the machine barrel communicates with the water inlet.

[0004] However, when the above solution is used as a deep well suction device, there is no structure that is beneficial for the deep well suction device to climb in the deep well, and it is impossible to adjust the use height of the main body of the deep well suction device at any time according to the different heights of the liquid to be sucked in the deep well, which is not conducive to the deep well suction device to suck the liquid at different depths in the deep well and is not convenient for the use of the deep well suction device. Therefore, a well wall climbing structure of a deep well suction device and an installation method thereof are proposed. Summary of the Invention

[0005] The purpose of the present invention is to provide a well wall climbing structure of a deep well suction device and an installation method thereof, and solve the following technical problems:

[0006] When the deep well suction device is used, there is no structure that is beneficial for the deep well suction device to climb in the deep well, and it is impossible to adjust the use height of the main body of the deep well suction device at any time according to the different heights of the liquid to be sucked in the deep well, which is not conducive to the deep well suction device to suck the liquid at different depths in the deep well and is not convenient for the use of the deep well suction device. Therefore, a well wall climbing structure of a deep well suction device and an installation method thereof are proposed.

[0007] The object of the present invention can be achieved by the following technical solutions:

[0008] A wall-climbing structure of a deep-well suction device, comprising a climbing board, the climbing board is fixedly installed on the inner wall of the deep well, a slide rail is fixedly installed on the climbing board, a slide seat is slidably installed on the slide rail, a driving mechanism is arranged between the slide seat and the climbing board, an auxiliary mechanism is arranged on the slide seat, and the main body of the deep-well suction device is fixedly installed on the auxiliary mechanism;

[0009] The driving mechanism includes a driving motor, a lead screw and a threaded mounting seat. The threaded mounting seat is movably installed on the lead screw and is in threaded connection with the lead screw. The threaded mounting seat is fixedly installed on the slide seat. The lead screw is rotatably installed on the climbing board. A driving motor is fixedly installed on the top of the climbing board, and the rotating end of the driving motor is fixedly connected to the top end of the lead screw;

[0010] The auxiliary mechanism includes a rotating motor, an installation box, a worm and a turbine. The rotating motor is fixedly installed on the top of the installation box. The installation box is fixedly installed on the slide seat. The rotating end of the rotating motor rotatably penetrates through the top of the installation box and is fixedly installed with a worm. The worm is located inside the installation box. Installation sleeves are fixedly installed on both sides of the installation box. A mounting rod is rotatably installed inside the installation box. Both ends of the mounting rod rotatably penetrate through the two installation sleeves respectively. Gears are fixedly installed at both ends of the mounting rod. A rack is fixedly installed on the climbing board. The rack is meshed with the gear. A turbine is fixedly installed on the mounting rod. The turbine is meshed with the worm. An installation mechanism is arranged between the slide seat and the installation box of the auxiliary mechanism

[0011] As a further solution of the present invention: a moving wheel is fixedly installed on one side of the gear, a chute is opened on the climbing board, and the bottom of the moving wheel is in contact with the inner bottom wall of the chute

[0012] As a further solution of the present invention: a first fixing ring is sleeved outside the driving motor, and the first fixing ring is fixedly installed on the climbing board

[0013] As a further solution of the present invention: a second fixing ring is fixedly sleeved outside the rotating motor, and the second fixing ring is fixedly installed on the installation box

[0014] As a further solution of the present invention: the installation mechanism includes a fixing seat, the fixing seat is fixedly installed on the slide seat, two sliders are slidably installed on the fixing seat, fixing plates are fixedly installed on both of the two sliders, arc-shaped blocks are fixedly installed on the fixing plates, arc-shaped grooves are opened on both sides of the installation box, and the arc-shaped grooves are adapted to the arc-shaped blocks

[0015] As a further solution of the present invention: side plates are fixedly installed on both sides of the fixing plate

[0016] As a further solution of the present invention: the fixing plate is provided with a through slot, and the mounting rod passes through the through slot.

[0017] As a further solution of the present invention: a mounting plate is fixedly mounted on the fixing plate, a screw rod is threadedly connected to the mounting plate, a plurality of fixing holes are provided on the fixing seat, and the fixing holes and the screw rods are matched.

[0018] A method for installing a well wall climbing structure of a deep well suction device comprises the following steps:

[0019] Step 1: When the well wall climbing structure of the deep well suction device is needed, first fix the climbing plate on the inner wall of the deep well by screws;

[0020] Step 2: Place the installation box with the main body of the deep well suction device fixedly installed between the two fixing plates, then rotate the screw rod to make the bottom of the screw rod disengage from the corresponding fixing hole, and then use the screw rods on both sides to drive the fixing plate to move towards the installation box until the arc block on the fixing plate is located in the arc groove and the inner surface of the fixing plate contacts the outer surface of the installation box, and at the same time, the inner surface of the side plate contacts the outer surface of the installation box, and the movement of the fixing plate can be stopped;

[0021] Step 3: Rotate the screw rod so that the bottom of the screw rod is inserted into the corresponding fixing hole.

[0022] Beneficial effects of the present invention:

[0023] (1) The present invention realizes the climbing of the deep well suction device body on the inner wall of the deep well by driving the screw rod to rotate through the drive motor and then driving the deep well suction device body to move on the climbing plate through the threaded mounting seat, which is conducive to adjusting the use height of the deep well suction device body at any time according to the different heights of the liquid to be sucked in the deep well, further expanding the use range of the deep well suction device body in the deep well;

[0024] (2) The present invention drives the worm to rotate through the rotating motor, thereby driving the turbine to rotate, and at the same time drives the gear to rotate through the mounting rod. When the gear rotates, it moves along the rack, which increases the driving force of the deep well suction device body when climbing on the inner wall of the well to a certain extent, and cooperates with the driving mechanism to make the deep well suction device body more stable when climbing on the inner wall of the deep well, and reduces the possibility of the deep well suction device body being unable to move or even falling due to insufficient driving force when climbing, and ensures the smoothness of the deep well suction device body climbing on the inner wall of the deep well as much as possible;

[0025] (3) In the present invention, when the gear rotates, it drives the moving wheel to move along the inner bottom wall of the chute 411. The moving wheel assists in moving the installation box, thereby assisting in the movement of the main body of the deep well suction device, and further improving the stability of the main body of the deep well suction device when climbing on the inner wall of the well.

[0026] (4) In the present invention, the positions of the fixed plate, the arc-shaped block, the arc-shaped groove, and the side plate are fixed, thereby installing the auxiliary mechanism, which is beneficial to the use and maintenance of the auxiliary mechanism. Description of the Drawings

[0027] The present invention will be further described below with reference to the drawings.

[0028] Figure 1 is a three-dimensional structural schematic diagram of the present invention;

[0029] Figure 2 is a structural schematic diagram of the auxiliary mechanism of the present invention;

[0030] Figure 3 is a partial structural schematic diagram of the auxiliary mechanism of the present invention;

[0031] Figure 4 is a structural schematic diagram of the installation mechanism of the present invention;

[0032] Figure 5 is the present invention Figure 4 the enlarged structural schematic diagram at A in;

[0033] Figure 6 is a structural schematic diagram of the fixed plate and the side plate of the present invention;

[0034] Figure 7 is a structural schematic diagram of the rectangular groove and the ear plate of the present invention.

[0035] In the figure: 1, climbing board; 2, main body of deep well suction device; 3, driving mechanism; 4, auxiliary mechanism; 5, slide rail; 6, slide seat; 7, installation mechanism; 8, fixing mechanism;

[0036] 31, driving motor; 32, first fixing ring; 33, lead screw; 34, threaded mounting seat;

[0037] 41, rotating motor; 42, installation box; 43, worm; 44, turbine; 45, installation sleeve; 46, installation rod; 47, gear; 48, moving wheel; 49, rack; 410, second fixing ring; 411, chute;

[0038] 71, fixing seat; 72, slider; 73, mounting plate; 74, screw; 75, fixing hole; 76, fixing plate; 77, arc-shaped block; 78, arc-shaped groove; 79, through groove; 710, side plate;

[0039] 81. Support plate; 82. Rotating round rod; 83. Fixed block; 84. Ear plate; 85. Rectangular groove. Detailed implementation method

[0040] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0041] Embodiment 1

[0042] Please refer to Figures 1-5 As shown, the present invention is a well wall climbing structure of a deep well suction device, including a climbing plate 1 fixedly installed on the inner wall of the deep well. A slide rail 5 is fixedly installed on the climbing plate 1, and a slide seat 6 is slidably installed on the slide rail 5. The mutual cooperation of the slide rail 5 and the slide seat 6 provided is beneficial to the movement of the installation box 42. A driving mechanism 3 is provided between the slide seat 6 and the climbing plate 1, and an auxiliary mechanism 4 is provided on the slide seat 6. The main body 2 of the deep well suction device is fixedly installed on the auxiliary mechanism 4;

[0043] The driving mechanism 3 includes a driving motor 31, a lead screw 33 and a threaded mounting seat 34. The threaded mounting seat 34 is movably installed on the lead screw 33 and is threadedly connected to the lead screw 33, which is beneficial to the lead screw 33 driving the threaded mounting seat 34 to move. The threaded mounting seat 34 is fixedly installed on the slide seat 6, which is beneficial to driving the installation box 42 to move through the threaded mounting seat 34. The lead screw 33 is rotatably installed on the climbing plate 1, which is beneficial to the rotation of the lead screw 33. A driving motor 31 is fixedly installed on the top of the climbing plate 1. By setting the driving motor 31 to drive the lead screw 33 to rotate, the rotating end of the driving motor 31 is fixedly connected to the top end of the lead screw 33;

[0044] The auxiliary mechanism 4 includes a rotary motor 41, a mounting box 42, a worm 43 and a turbine 44. The rotary motor 41 is fixedly installed on the top of the mounting box 42, and the mounting box 42 is fixedly installed on the sliding seat 6, facilitating the movement of the mounting box 42. The rotating end of the rotary motor 41 rotatably penetrates through the top of the mounting box 42 and is fixedly installed with a worm 43, which is beneficial to driving the worm 43 to rotate through the rotary motor 41. The worm 43 is located inside the mounting box 42. Mounting sleeves 45 are fixedly installed on both sides of the mounting box 42. The mounting rod 46 is rotatably installed through the setting of the mounting sleeves 45. The mounting rod 46 is rotatably installed inside the mounting box 42. The gear 47 and the moving wheel 48 are driven to rotate simultaneously through the setting of the mounting rod 46. The two ends of the mounting rod 46 respectively rotatably penetrate through the two mounting sleeves 45, facilitating the installation of the gear 47. Gears 47 are fixedly installed at both ends of the mounting rod 46. A rack 49 is fixedly installed on the climbing board 1. When the gear 47 rotates, it moves along the rack 49, increasing to a certain extent the driving force when the main body 2 of the deep well suction device climbs on the inner wall of the well. The rack 49 and the gear 47 are meshed with each other. A turbine 44 is fixedly installed on the mounting rod 46. The turbine 44 and the worm 43 are meshed with each other. The worm 43 is driven to rotate through the setting, and then the mounting rod 46 is driven to rotate. An installation mechanism 7 is arranged between the sliding seat 6 and the mounting box 42 of the auxiliary mechanism 4.

[0045] A moving wheel 48 is fixedly installed on one side of the gear 47. A chute 411 is formed on the climbing board 1. The bottom of the moving wheel 48 is in contact with the inner bottom wall of the chute 411. When the gear 47 rotates, it drives the moving wheel 48 to move along the inner bottom wall of the chute 411.

[0046] A first fixing ring 32 is sleeved outside the driving motor 31. The first fixing ring 32 is fixedly installed on the climbing board 1. The position of the driving motor 31 is fixed through the setting of the first fixing ring 32, which is beneficial to the position stability of the driving motor 31 during use.

[0047] A second fixing ring 410 is fixedly sleeved outside the rotary motor 41. The second fixing ring 410 is fixedly installed on the mounting box 42. The position of the driving rotary motor 41 is fixed through the setting of the second fixing ring 410, which is beneficial to the position stability of the rotary motor 41 during use.

[0048] Embodiment 2

[0049] On the basis of Embodiment 1, please refer to Figures 1-6As shown in the figure, the mounting mechanism 7 includes a fixed seat 71 which is fixedly installed on the sliding seat 6. Two sliders 72 are slidably installed on the fixed seat 71. The fixing plate 76 is driven to move by the sliders 72. Fixing plates 76 are fixedly installed on both of the two sliders 72. An arc-shaped block 77 is fixedly installed on the fixing plate 76. Arc-shaped grooves 78 are formed on both sides of the mounting box 42. The arc-shaped grooves 78 are adapted to the arc-shaped blocks 77. The position of the mounting box 42 is fixed by the mutual cooperation of the arc-shaped blocks 77 and the arc-shaped grooves 78 provided.

[0050] Side plates 710 are fixedly installed on both sides of the fixing plate 76. The bottom and top of the mounting box 42 are respectively supported and fixed by the side plates 710 provided, which is beneficial to the position stability of the mounting box 42.

[0051] A through groove 79 is formed on the fixing plate 76. The mounting rod 46 passes through the through groove 79 to prevent the fixing plate 76 from interfering with the rotation of the mounting rod 46.

[0052] A mounting plate 73 is fixedly installed on the fixing plate 76. A screw rod 74 is threadedly connected to the mounting plate 73. A plurality of fixing holes 75 are formed on the fixed seat 71. The fixing holes 75 are adapted to the screw rod 74. The position of the fixing plate 76 is fixed by the mutual cooperation of the screw rod 74 and the fixing holes 75 provided.

[0053] Embodiment 3

[0054] On the basis of Embodiment 2, please refer to Figures 2-7 As shown in the figure, a fixing mechanism 8 is provided between the mounting box 42 and the main body 2 of the deep well pumping device. The fixing mechanism 8 includes a support plate 81 which is fixedly installed on one side of the mounting box 42. A rotating round rod 82 is rotatably installed on the mounting box 42. A fixing block 83 is fixedly installed on the rotating round rod 82. An ear plate 84 is fixedly installed on the main body 2 of the deep well pumping device. A rectangular groove 85 is formed on the ear plate 84. The rectangular groove 85 is adapted to the fixing block 83.

[0055] When using the main body 2 of the deep well pumping device, first place the main body 2 of the deep well pumping device on the support plate 81, and at the same time make the fixing block 83 and the rotating round rod 82 pass through the rectangular groove 85. Then rotate the fixing block 83 to a suitable position so that the length of the fixing block 83 is perpendicular to the width of the rectangular groove 85. Thus, the position of the ear plate 84 is fixed by the fixing block 83, and then the position of the main body 2 of the deep well pumping device is fixed, which is beneficial to the installation and disassembly of the main body 2 of the deep well pumping device and convenient for the maintenance and use of the main body 2 of the deep well pumping device.

[0056] On the basis of Embodiments 1-3, please refer to Figures 1-6 As shown in the figure, an installation method for the well wall climbing structure of a deep well pumping device includes the following steps:

[0057] Step 1: When the well wall climbing structure of the deep well suction device needs to be used, first fix and install the climbing board 1 on the inner wall of the deep well through screws;

[0058] Step 2: Place the installation box 42 fixedly installed with the main body 2 of the deep well suction device between the two fixing plates 76, then rotate the screw rod 74 so that the bottom of the screw rod 74 disengages from the corresponding fixing hole 75, and then drive the fixing plates 76 to move towards the direction close to the installation box 42 through the screw rods 74 on both sides until the arc-shaped block 77 on the fixing plate 76 is located in the arc-shaped groove 78 and the inner surface of the fixing plate 76 is in contact with the outer surface of the installation box 42, and at the same time the inner surface of the side plate 710 is in contact with the outer surface of the installation box 42, then stop moving the fixing plate 76;

[0059] Step 3: Rotate the screw rod 74 so that the bottom of the screw rod 74 is inserted into the corresponding fixing hole 75.

[0060] The working principle of the present invention: Drive the motor 31 at the same time, drive the lead screw 33 to rotate through the drive motor 31 to drive the threaded mounting seat 34 to move, and then drive the installation box 42 to move through the threaded mounting seat 34, drive the main body 2 of the deep well suction device to move on the climbing board 1 through the installation box 42, so as to realize the movement of the main body 2 of the deep well suction device on the inner wall of the deep well, and facilitate adjusting the use height of the main body 2 of the deep well suction device at any time according to the different heights of the liquid to be sucked in the deep well. When starting the drive motor 31, start the rotating motor 41 at the same time. Drive the worm 43 to rotate through the rotating motor 41. When the worm 43 rotates, drive the turbine 44 to rotate. When the turbine 44 rotates, drive the mounting rod 46 to rotate. When the mounting rod 46 rotates, drive the gear 47 and the moving wheel 48 to rotate at the same time. When the gear 47 rotates, it moves along the rack 49. When the moving wheel 48 moves, it moves along the inner bottom wall of the chute 411. The simultaneous cooperation of the gear 47 and the moving wheel 48 with the lead screw 33 increases the driving force when the main body 2 of the deep well suction device moves, making the movement of the main body 2 of the deep well suction device more stable;

[0061] Before using the auxiliary mechanism 4, first place the installation box 42 fixedly installed with the main body 2 of the deep well suction device between the two fixing plates 76, and then drive the fixing plates 76 and the side plates 710 to move towards the direction close to the installation box 42 through the screw rods 74 on both sides until the arc-shaped block 77 on the fixing plate 76 is located in the arc-shaped groove 78, and then rotate the screw rod 74 so that the bottom of the screw rod 74 is inserted into the corresponding fixing hole 75 to fix the fixing plate 76, fix the position of the installation box 42 through the fixing plate 76 and the arc-shaped block 77, and at the same time support and fix the bottom and top of the installation box 42 through the side plate 710.

[0062] The above has described in detail an embodiment of the present invention, but the above content is only a preferred embodiment of the present invention and cannot be considered as defining the scope of implementation of the present invention. All equivalent changes and improvements made according to the scope of the application of the present invention shall still fall within the scope covered by the patent of the present invention.

Claims

1. The wellbore climbing structure of a deep well pumping device, characterized in that It includes a climbing board (1) which is fixedly installed on the inner wall of a deep well. A slide rail (5) is fixedly installed on the climbing board (1). A slide seat (6) is slidably installed on the slide rail (5). A driving mechanism (3) is arranged between the slide seat (6) and the climbing board (1). An auxiliary mechanism (4) is arranged on the slide seat (6). A deep well suction device main body (2) is fixedly installed on the auxiliary mechanism (4). The driving mechanism (3) includes a driving motor (31), a lead screw (33) and a threaded mounting seat (34). The threaded mounting seat (34) is movably installed on the lead screw (33) and is threadedly connected to the lead screw (33). The threaded mounting seat (34) is fixedly installed on the slide seat (6). The lead screw (33) is rotatably installed on the climbing board (1). A driving motor (31) is fixedly installed on the top of the climbing board (1). The rotating end of the driving motor (31) is fixedly connected to the top end of the lead screw (33). The auxiliary mechanism (4) includes a rotating motor (41), a mounting box (42), a worm (43) and a turbine (44). The rotating motor (41) is fixedly installed on the top of the mounting box (42). The mounting box (42) is fixedly installed on the slide seat (6). The rotating end of the rotating motor (41) rotatably penetrates through the top of the mounting box (42) and is fixedly installed with the worm (43). The worm (43) is located inside the mounting box (42). Mounting sleeves (45) are fixedly installed on both sides of the mounting box (42). A mounting rod (46) is rotatably installed inside the mounting box (42). The two ends of the mounting rod (46) respectively rotatably penetrate through the two mounting sleeves (45). Gears (47) are fixedly installed at both ends of the mounting rod (46). A rack (49) is fixedly installed on the climbing board (1). The rack (49) meshes with the gears (47). A turbine (44) is fixedly installed on the mounting rod (46). The turbine (44) meshes with the worm (43). An installation mechanism (7) is arranged between the slide seat (6) and the mounting box (42) of the auxiliary mechanism (4).

2. The climbing structure of the wellbore of the deep well suction device according to claim 1, characterized in that, A moving wheel (48) is fixedly installed on one side of the gear (47). A chute (411) is formed on the climbing board (1). The bottom of the moving wheel (48) is in contact with the inner bottom wall of the chute (411).

3. The wall-climbing structure of a deep well pumping device according to claim 1, characterized in that, A first fixing ring (32) is sleeved outside the driving motor (31). The first fixing ring (32) is fixedly installed on the climbing board (1).

4. The wall climbing structure of a deep well pumping device according to claim 1, characterized in that A second fixing ring (410) is fixedly sleeved outside the rotating motor (41). The second fixing ring (410) is fixedly installed on the mounting box (42).

5. The wall-climbing structure of a deep well suction device according to claim 1, characterized in that, The mounting mechanism (7) comprises a fixed seat (71), the fixed seat (71) is fixedly mounted on a sliding seat (6), two sliding blocks (72) are slidably mounted on the fixed seat (71), a fixed plate (76) is fixedly mounted on the two sliding blocks (72), an arc block (77) is fixedly mounted on the fixed plate (76), and arc grooves (78) are provided on both sides of the mounting box (42), and the arc grooves (78) and the arc blocks (77) are adapted to each other.

6. The wellbore climbing structure of a deep well pumping device according to claim 5, characterized in that, Side plates (710) are fixedly mounted on both sides of the fixing plate (76).

7. The wellbore climbing structure of a deep well pumping device according to claim 5, characterized in that The fixing plate (76) is provided with a through slot (79), and the mounting rod (46) passes through the through slot (79).

8. The wellbore climbing structure of a deep well pumping device according to claim 5, characterized in that, The fixing plate (76) is fixedly mounted with a mounting plate (73), the mounting plate (73) is threadedly connected with a screw rod (74), and the fixing seat (71) is provided with a plurality of fixing holes (75), and the fixing holes (75) and the screw rod (74) are matched.

9. The installation method of the wellbore climbing structure of a deep well pumping device according to any one of claims 1-8, characterized in that, The following steps are involved: Step 1: When the well wall climbing structure of the deep well suction device is needed, firstly fix the climbing plate (1) on the inner wall of the deep well by screws; Step 2: Place the installation box (42) on which the deep well suction device body (2) is fixedly installed between the two fixing plates (76), then rotate the screw rod (74) to make the bottom of the screw rod (74) disengage from the corresponding fixing hole (75), and then drive the fixing plate (76) to move toward the installation box (42) through the screw rods (74) on both sides until the arc block (77) on the fixing plate (76) is located in the arc groove (78) and the inner surface of the fixing plate (76) contacts the outer surface of the installation box (42), and at the same time, the inner surface of the side plate (710) contacts the outer surface of the installation box (42), and the movement of the fixing plate (76) can be stopped; Step 3: Rotate the screw rod (74) so ​​that the bottom of the screw rod (74) is inserted into the corresponding fixing hole (75).

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