CN114412802A - Automatic protection device of movable submersible pump - Google Patents
Automatic protection device of movable submersible pump Download PDFInfo
- Publication number
- CN114412802A CN114412802A CN202111564046.2A CN202111564046A CN114412802A CN 114412802 A CN114412802 A CN 114412802A CN 202111564046 A CN202111564046 A CN 202111564046A CN 114412802 A CN114412802 A CN 114412802A
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- CN
- China
- Prior art keywords
- submersible pump
- fixedly connected
- pump body
- protection device
- automatic protection
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/02—Stopping of pumps, or operating valves, on occurrence of unwanted conditions
- F04D15/0209—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid
- F04D15/0218—Stopping of pumps, or operating valves, on occurrence of unwanted conditions responsive to a condition of the working fluid the condition being a liquid level or a lack of liquid supply
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0077—Safety measures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0088—Testing machines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of hydraulic engineering and discloses a movable type automatic submersible pump protection device which comprises a surge shaft and a submersible pump body, wherein a diversion tunnel is arranged at the bottom of the surge shaft, an installation plate is fixedly connected to the inner wall of one side of the surge shaft, a chute is formed in one side of the installation plate, a movable seat is movably connected in the chute, a floating ball liquid level switch is fixedly connected to one side of the movable seat, a threaded rod is movably connected in the installation plate, and the threaded rod is in threaded connection with the movable seat. The invention not only can lead the submersible pump body to be automatically opened and closed by matching the submersible pump body with the floating ball liquid level switch, thereby improving the using effect of the device, but also can lead the upper limit and the lower limit of the water level in the pressure regulating well to be regulated by matching the threaded rod with the moving seat, thereby improving the regulating effect of the device, and also can lead the submersible pump body to be supported by matching the sliding ring with the supporting column, thereby improving the supporting effect of the device.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a mobile automatic protection device for a submersible pump.
Background
The submersible pump is divided into a fixed submersible pump and a movable submersible pump, the fixed submersible pump is widely applied to water collecting wells, rainwater wells and other positions and plays a role in removing leakage water or rainwater, in the hydraulic engineering construction, the site terrain is usually lower than the underground water level, accumulated water is easily formed due to the influence of the leakage water, and the normal construction is caused, so that the submersible pump is required to be used for drainage.
The movable submersible pump is small in size, convenient to move and high in use frequency, the protection device cannot be automatically opened and closed along with water level change, manual opening and closing are needed, due to personnel negligence or untimely opening and closing, accumulated water is often caused to be too high, maintenance tasks are affected, and personal safety of maintenance personnel is threatened, and therefore the movable submersible pump automatic protection device is very necessary.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic protection device for a movable submersible pump, which mainly solves the problem that when the submersible pump is used, due to personnel negligence or untimely opening and closing, accumulated water is too high often to influence maintenance tasks and even threaten the personal safety of maintenance personnel.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an automatic protection device of portable immersible pump, includes surge tank and immersible pump body, the bottom of surge tank is equipped with the diversion tunnel, one side inner wall fixedly connected with mounting panel of surge tank, the spout has been seted up to one side of mounting panel, and swing joint has the removal seat in the spout, removes one side fixedly connected with floater liquid level switch of seat, the inside swing joint of mounting panel has the threaded rod, and threaded rod and removal seat threaded connection, the one end of threaded rod passes mounting panel and fixedly connected with runner, two draw-in grooves have been seted up at the top of surge tank, swing joint has first top cap and second top cap in the draw-in groove, the last fixed surface of first top cap is connected with the mounting bracket, and the top fixedly connected with ac contactor of mounting bracket, the top fixedly connected with drain pipe of immersible pump body, and the drain pipe passes first top cap, immersible pump body, The floating ball liquid level switch is electrically connected with the alternating current contactor.
Further, a plurality of jacks have been seted up to one side fixedly connected with fixing base of threaded rod, one side of fixing base, the top fixedly connected with fixed plate of mounting panel, one side swing joint of fixed plate has the inserted bar, and inserted bar pegs graft mutually with the jack, one side swing joint of inserted bar has first extension spring, and the both ends of first extension spring are fixed mutually with inserted bar and fixed plate respectively.
On the basis of the scheme, the submersible pump body is positioned inside the surge shaft, the annular outer wall of the submersible pump body is fixedly connected with a fixing ring, the bottom of the fixing ring is provided with a conical groove, the annular outer wall of the submersible pump body is movably connected with a slip ring, the annular outer wall of the submersible pump body is fixedly connected with a plurality of guide strips, the guide strip is connected with the slip ring in a sliding way, the annular outer wall of the submersible pump body is movably connected with a second tension spring, and both ends of the second tension spring are respectively fixed with the slip ring and the submersible pump body, one side of the slip ring is provided with a plurality of mounting grooves, a connecting shaft is fixedly connected in the mounting grooves, one side of the connecting shaft is movably connected with a supporting column, and the support column contacts with the taper groove, one side swing joint of connecting axle has the torsional spring, and the both ends of torsional spring are fixed with support column and connecting axle respectively, the support column contacts with the surge shaft.
As a further scheme of the invention, the top of the submersible pump body is fixedly connected with two lifting rings, and the bottom of the submersible pump body is fixedly connected with a shock pad.
Furthermore, the top fixedly connected with locating ruler of mounting panel, a plurality of scale marks have been seted up to one side of runner.
On the basis of the scheme, one side of the inserted bar is fixedly connected with a pull ring.
As a further scheme of the invention, two guide rods are fixedly connected inside the mounting plate, and the guide rods are connected with the movable seat in a sliding manner.
Furthermore, the equal fixedly connected with handle of upper surface of first top cap and second top cap, one side fixedly connected with rubber sleeve of handle.
(III) advantageous effects
Compared with the prior art, the invention provides a mobile automatic protection device for a submersible pump, which has the following beneficial effects:
1. the submersible pump body is matched with the floating ball liquid level switch for use, when the water level of the surge tank exceeds the upper limit water level, the metal ball in the floating ball liquid level switch realizes the automatic connection of a power supply, and then the submersible pump body is controlled to be started through an alternating current contactor, the submersible pump body is started to enable the water in the surge tank to pass through the submersible pump body, the water in the submersible pump body is discharged to the outside of the surge tank through a drain pipe, when the water level of the surge tank is lower than the lower limit water level, the metal ball in the floating ball liquid level switch realizes the automatic disconnection of the power supply, and then the submersible pump body is controlled to be closed through the alternating current contactor, thereby realizing the automatic opening and closing function of the submersible pump body, when the water level exceeds the upper limit, the personal safety of constructors is automatically opened and protected, and the use effect of the device is improved.
2. The upper limit and the lower limit of the water level in the pressure regulating well are adjusted by matching the threaded rod with the movable seat, when the upper limit and the lower limit of the water level in the pressure regulating well are required to be adjusted, the inserted rod is pulled to move leftwards and be separated from the jack, the inserted rod moves leftwards to enable the first tension spring to be stressed and extended and generate tensile force, then the rotating wheel is rotated, the rotating wheel rotates to drive the threaded rod to rotate, the threaded rod rotates to enable the movable seat to drive the floating ball liquid level switch to move upwards, the rotating wheel stops rotating when the floating ball liquid level switch moves upwards to a proper position, then the inserted rod is loosened, the first tension spring rebounds to reset to drive the inserted rod to move rightwards and be clamped with the jack again, therefore the upper limit and the lower limit of the water level in the pressure regulating well are adjusted, and the adjusting effect of the device is improved.
3. The supporting column is arranged on the bottom of the submersible pump body, the sliding ring is arranged on the bottom of the submersible pump body, the bottom of the submersible pump body is provided with a conical groove, the conical groove is arranged on the bottom of the conical groove, the supporting column is arranged on the bottom of the conical groove, the bottom of the conical groove is provided with a tension spring, the tension spring is arranged on the bottom of the conical groove, the bottom of the conical groove is provided with a pressure regulating well, the supporting column is arranged on the bottom of the conical groove, the bottom of the conical groove is provided with a support column, the bottom of the pressure regulating well is provided with a pressure regulating well, and the support column is provided with a support.
4. Through the setting of installation guide bar on the mounting panel, the guide bar can lead the mounting panel, avoids the mounting panel to appear the condition of slope skew at the in-process that removes, improves the direction effect of device.
5. The scale mark is matched with the positioning ruler, the rotating wheel rotates to drive the scale mark to rotate, and the positioning ruler assists workers to judge the moving distance of the floating ball liquid level switch, so that the convenience of the device is improved.
Drawings
Fig. 1 is a schematic perspective view of an automatic protection device for a mobile submersible pump according to the present invention;
fig. 2 is a schematic diagram of an internal structure of the automatic protection device for the mobile submersible pump provided by the invention;
FIG. 3 is an enlarged schematic view of part A of the automatic protection device for the mobile submersible pump according to the present invention;
FIG. 4 is an enlarged schematic view of a submersible pump of the mobile submersible pump automatic protection device according to the present invention;
fig. 5 is a schematic sectional structural view of a fixing ring of the automatic protection device for the mobile submersible pump according to the present invention.
In the figure: 1. a first top cover; 2. a second top cover; 3. a handle; 4. a diversion tunnel; 5. regulating the pressure well; 6. a rubber sleeve; 7. a card slot; 8. a drain pipe; 9. a chute; 10. a threaded rod; 11. a guide bar; 12. mounting a plate; 13. a movable seat; 14. a float ball liquid level switch; 15. a submersible pump body; 16. a mounting frame; 17. an AC contactor; 18. inserting a rod; 19. a pull ring; 20. a first tension spring; 21. a fixing plate; 22. a jack; 23. a fixed seat; 24. a rotating wheel; 25. scale lines; 26. positioning a ruler; 27. a hoisting ring; 28. a fixing ring; 29. a slip ring; 30. a second tension spring; 31. a support pillar; 32. a guide strip; 33. a tapered groove; 34. mounting grooves; 35. a torsion spring; 36. a connecting shaft; 37. a shock-absorbing pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an automatic protection device for a movable submersible pump comprises a surge shaft 5 and a submersible pump body 15, wherein a water diversion tunnel 4 is arranged at the bottom of the surge shaft 5, a mounting plate 12 is fixed on the inner wall of one side of the surge shaft 5 through a bolt, a chute 9 is arranged on one side of the mounting plate 12, a movable seat 13 is connected in the chute 9 in a sliding manner, a floating ball liquid level switch 14 is fixed on one side of the movable seat 13 through a bolt, a threaded rod 10 is connected in the mounting plate 12 in a rotating manner, the threaded rod 10 is in threaded connection with the movable seat 13, one end of the threaded rod 10 penetrates through the mounting plate 12 and is fixed with a rotating wheel 24 through a bolt, two clamping grooves 7 are arranged at the top of the surge shaft 5, a first top cover 1 and a second top cover 2 are connected in the clamping grooves 7 in a sliding manner, a mounting frame 16 is fixed on the upper surface of the first top cover 1 through a bolt, and an alternating current contactor 17 is fixed on the top of the mounting frame 16 through a bolt, the top of the submersible pump body 15 is fixed with a drain pipe 8 through a bolt, the drain pipe 8 passes through the first top cover 1, the submersible pump body 15, the floating ball liquid level switch 14 and the AC contactor 17 are electrically connected, when the water level of the surge tank 5 exceeds the upper limit water level, the metal ball in the floating ball liquid level switch 14 realizes the automatic connection of the power supply, then the alternating current contactor 17 controls the submersible pump body 15 to start, the submersible pump body 15 starts to enable water in the surge shaft 5 to pass through the submersible pump body 15, the water in the submersible pump body 15 is discharged to the outside of the surge shaft 5 through the drain pipe 8, when the water level of the surge tank 5 is lower than the lower limit water level, the metal ball in the floating ball liquid level switch 14 realizes the automatic disconnection of the power supply, and then control immersible pump body 15 through ac contactor 17 and close to realize immersible pump body 15 automatic start-stop function, reach the automatic personal safety of protection constructor that opens when the water level surpasses the upper limit.
In particular, in the invention, a fixed seat 23 is fixed on one side of a threaded rod 10 through a bolt, a plurality of insertion holes 22 are formed on one side of the fixed seat 23, a fixed plate 21 is fixed on the top end of a mounting plate 12 through a bolt, an insertion rod 18 is inserted into one side of the fixed plate 21, the insertion rod 18 is inserted into the insertion holes 22, a first tension spring 20 is sleeved on one side of the insertion rod 18, two ends of the first tension spring 20 are respectively fixed with the insertion rod 18 and the fixed plate 21, when the upper limit and the lower limit of the water level in the surge shaft 5 need to be adjusted, the insertion rod 18 is pulled, the insertion rod 18 moves leftwards and is disengaged from the insertion holes 22, the insertion rod 18 moves leftwards to enable the first tension spring 20 to be stressed and stretched to generate tension, then a rotating wheel 24 is rotated to drive the threaded rod 10 to rotate, the threaded rod 10 rotates to enable a moving seat 13 to drive a float liquid level switch 14 to move upwards, and when the float liquid level switch 14 moves upwards to a proper position, the rotating wheel 24 stops rotating, then the inserted rod 18 is released, the first tension spring 20 rebounds and resets to drive the inserted rod 18 to move rightwards and to be clamped with the insertion hole 22 again, and therefore the upper limit and the lower limit of the water level in the surge tank 5 are adjusted.
It should be noted that, the submersible pump body 15 is located inside the surge tank 5, the annular outer wall of the submersible pump body 15 is fixed with a fixing ring 28 through a bolt, the bottom of the fixing ring 28 is provided with a tapered groove 33, the annular outer wall of the submersible pump body 15 is sleeved with a sliding ring 29, the annular outer wall of the submersible pump body 15 is fixed with a plurality of guide strips 32 through bolts, the guide strips 32 are connected with the sliding ring 29 in a sliding manner, the annular outer wall of the submersible pump body 15 is sleeved with a second tension spring 30, two ends of the second tension spring 30 are respectively fixed with the sliding ring 29 and the submersible pump body 15, one side of the sliding ring 29 is provided with a plurality of mounting grooves 34, a connecting shaft 36 is fixed in the mounting grooves 34 through bolts, one side of the connecting shaft 36 is sleeved with a supporting column 31, the supporting column 31 is in contact with the tapered groove 33, one side of the connecting shaft 36 is sleeved with a torsion spring 35, and two ends of the torsion spring 35 are respectively fixed with the supporting column 31 and the connecting shaft 36, the supporting column 31 is in contact with the surge tank 5, when the submersible pump body 15 is installed, the submersible pump body 15 moves downwards under the self gravity to enable the supporting column 31 to move upwards and slowly open under the matching of the sliding ring 29 and the tapered groove 33 until the submersible pump body 15 is in contact with the surge tank 5, the supporting column 31 supports the submersible pump body 15 under the torsion of the torsion spring 35 and the tension of the second tension spring 30, the situation that the submersible pump body 15 inclines in the using process and the use of the submersible pump body 15 is influenced is avoided, the top of the submersible pump body 15 is fixedly provided with two hanging rings 27 through bolts, the bottom of the submersible pump body 15 is bonded with a damping pad 37, the top of the mounting plate 12 is fixedly provided with a positioning ruler 26 through bolts, one side of the runner 24 is provided with a plurality of scale marks 25, the runner 24 rotates to drive the scale marks 25 to rotate, and the positioning ruler 26 assists a worker to judge the moving distance of the liquid level switch 14, there is pull ring 19 one side of inserted bar 18 through the bolt fastening, pull ring 19 can make things convenient for the staff to remove immersible pump body 15, there are two guide bars 11 inside of mounting panel 12 through the bolt fastening, and guide bar 11 and removal seat 13 sliding connection, guide bar 11 can lead mounting panel 12, avoid the condition that the skew appears in the in-process of mounting panel 12 at the removal, first top cap 1 all has handle 3 through the bolt fastening with the upper surface of second top cap 2, handle 3 makes things convenient for the staff to stimulate first top cap 1 and second top cap 2, one side bonding of handle 3 has rubber sleeve 6, it is more comfortable when rubber sleeve 6 can rely on the characteristic of its own material to make the staff stimulate handle 3.
The working principle of the embodiment is as follows: when the water level of the surge tank 5 exceeds the upper limit water level, the metal ball in the floating ball liquid level switch 14 realizes automatic power connection, then the submersible pump body 15 is controlled to start through the alternating current contactor 17, the submersible pump body 15 is started to enable water in the surge tank 5 to pass through the submersible pump body 15, the water in the submersible pump body 15 is discharged to the outside of the surge tank 5 through the drain pipe 8, when the water level of the surge tank 5 is lower than the lower limit water level, the metal ball in the floating ball liquid level switch 14 realizes automatic power disconnection, then the submersible pump body 15 is controlled to be closed through the alternating current contactor 17, so that the submersible pump body 15 realizes the automatic opening and closing function, when the water level exceeds the upper limit, the personal safety of construction personnel is automatically opened and protected, when the upper limit and the lower limit of the water level in the surge tank 5 need to be adjusted, the inserted rod 18 is pulled to move leftwards and is disengaged from the inserting hole 22, the inserted rod 18 moves leftwards to enable the first tension spring 20 to be extended and generate tension force, then the rotating wheel 24 is rotated, the rotating wheel 24 rotates to drive the threaded rod 10 to rotate, the threaded rod 10 rotates to enable the moving seat 13 to drive the floating ball liquid level switch 14 to move upwards, when the floating ball liquid level switch 14 moves upwards to a proper position, the rotating wheel 24 stops rotating, then the inserting rod 18 is loosened, the first tension spring 20 rebounds and resets to drive the inserting rod 18 to move rightwards and be clamped with the inserting hole 22 again, and therefore the upper limit and the lower limit of the water level in the surge shaft 5 are adjusted, and further workers can adjust the device conveniently.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The automatic protection device for the movable submersible pump comprises a surge shaft (5) and a submersible pump body (15), and is characterized in that a water diversion tunnel (4) is arranged at the bottom of the surge shaft (5), a mounting plate (12) is fixedly connected to the inner wall of one side of the surge shaft (5), a sliding groove (9) is formed in one side of the mounting plate (12), a moving seat (13) is movably connected in the sliding groove (9), a floating ball liquid level switch (14) is fixedly connected to one side of the moving seat (13), a threaded rod (10) is movably connected in the mounting plate (12) and is in threaded connection with the moving seat (13), one end of the threaded rod (10) penetrates through the mounting plate (12) and is fixedly connected with a rotating wheel (24), two clamping grooves (7) are formed in the top of the surge shaft (5), a first top cover (1) and a second top cover (2) are movably connected in the clamping grooves (7), the utility model discloses a submersible pump, including first top cap (1), the last fixed surface of first top cap (1) is connected with mounting bracket (16), the top fixedly connected with ac contactor (17) of mounting bracket (16), the top fixedly connected with drain pipe (8) of immersible pump body (15), and drain pipe (8) pass first top cap (1), electric connection between immersible pump body (15), floater liquid level switch (14) and ac contactor (17).
2. The automatic protection device of a mobile submersible pump according to claim 1, characterized in that one side of the threaded rod (10) is fixedly connected with a fixing seat (23), one side of the fixing seat (23) is provided with a plurality of insertion holes (22), the top end of the mounting plate (12) is fixedly connected with a fixing plate (21), one side of the fixing plate (21) is movably connected with an insertion rod (18), the insertion rod (18) is inserted into the insertion holes (22), one side of the insertion rod (18) is movably connected with a first tension spring (20), and two ends of the first tension spring (20) are respectively fixed with the insertion rod (18) and the fixing plate (21).
3. The automatic protection device of a mobile submersible pump according to claim 1, characterized in that the submersible pump body (15) is located inside the surge tank (5), the annular outer wall of the submersible pump body (15) is fixedly connected with a fixing ring (28), the bottom of the fixing ring (28) is provided with a tapered groove (33), the annular outer wall of the submersible pump body (15) is movably connected with a slip ring (29), the annular outer wall of the submersible pump body (15) is fixedly connected with a plurality of guide strips (32), the guide strips (32) are slidably connected with the slip ring (29), the annular outer wall of the submersible pump body (15) is movably connected with a second tension spring (30), two ends of the second tension spring (30) are respectively fixed with the slip ring (29) and the submersible pump body (15), one side of the slip ring (29) is provided with a plurality of mounting grooves (34), and the mounting grooves (36) are fixedly connected in the mounting grooves (34), one side swing joint of connecting axle (36) has support column (31), and support column (31) contact with bell jar (33), one side swing joint of connecting axle (36) has torsional spring (35), and the both ends of torsional spring (35) are fixed mutually with support column (31) and connecting axle (36) respectively, support column (31) contact with surge tank (5).
4. The automatic protection device for the mobile submersible pump according to claim 3, characterized in that two lifting rings (27) are fixedly connected to the top of the submersible pump body (15), and a shock pad (37) is fixedly connected to the bottom of the submersible pump body (15).
5. The automatic protection device for the mobile submersible pump according to claim 2, characterized in that a positioning ruler (26) is fixedly connected to the top of the mounting plate (12), and a plurality of scale marks (25) are formed on one side of the rotating wheel (24).
6. The automatic protection device for the mobile submersible pump according to claim 2, characterized in that a pull ring (19) is fixedly connected to one side of the plunger (18).
7. The automatic protection device for the mobile submersible pump according to claim 5, characterized in that two guide rods (11) are fixedly connected to the inside of the mounting plate (12), and the guide rods (11) are slidably connected with the movable base (13).
8. The automatic protection device for the mobile submersible pump according to claim 1, characterized in that the upper surfaces of the first top cover (1) and the second top cover (2) are fixedly connected with a handle (3), and one side of the handle (3) is fixedly connected with a rubber sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111564046.2A CN114412802A (en) | 2021-12-20 | 2021-12-20 | Automatic protection device of movable submersible pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111564046.2A CN114412802A (en) | 2021-12-20 | 2021-12-20 | Automatic protection device of movable submersible pump |
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| Publication Number | Publication Date |
|---|---|
| CN114412802A true CN114412802A (en) | 2022-04-29 |
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| CN202111564046.2A Pending CN114412802A (en) | 2021-12-20 | 2021-12-20 | Automatic protection device of movable submersible pump |
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