CN112780729B - Sewage pump for municipal pump house - Google Patents
Sewage pump for municipal pump house Download PDFInfo
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- CN112780729B CN112780729B CN202110074932.0A CN202110074932A CN112780729B CN 112780729 B CN112780729 B CN 112780729B CN 202110074932 A CN202110074932 A CN 202110074932A CN 112780729 B CN112780729 B CN 112780729B
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- gear
- side wall
- fixedly connected
- lateral wall
- water pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/10—Other 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
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/083—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with radially acting and axially controlled clutching members, e.g. sliding keys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M5/00—Engine beds, i.e. means for supporting engines or machines on foundations
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the field of sewage treatment equipment, in particular to a sewage pump for a municipal pump house, which comprises a base, wherein two symmetrically arranged water pump bodies are fixedly connected to the upper side wall of the base, a first support is fixedly connected to the upper side wall of the base, a motor is fixedly connected to the upper side wall of the first support, two symmetrically arranged second supports are fixedly connected to the upper side wall of the base, protective covers are fixedly connected to the opposite side walls of the two second supports, the position of a sliding block on a sliding groove is adjusted by rotating a crank, and then the contact state of a first limiting groove and a first fixed block and the contact state of a second limiting groove and a second fixed block are adjusted, so that one motor can control the working states of the two water pump bodies, namely a standby state, a low-speed state and a high-speed state, the use is more convenient, the resource investment is reduced, and the water pump bodies can be slowly started at a low speed to play a role in protecting the water pump bodies.
Description
Technical Field
The invention relates to the field of sewage treatment equipment, in particular to a sewage pump for a municipal pump house.
Background
The sewage pump room is often called as a sewage lifting pump room in a sewage treatment system, and mainly has the function of lifting upstream incoming water to a height required by a subsequent treatment unit so as to realize gravity-fed flow, and the basic composition of the sewage pump room comprises: the machine room, the water collecting tank, the grating and the auxiliary room are internally provided with a water pump unit and related auxiliary equipment.
The sewage pump unit comprises an operating pump and a standby pump, the reason for the standby pump is set, and when the water pump is damaged or overhauled, the water pump can still normally work, so that the normal operation of sewage discharge work is guaranteed. The water pump can take turns to rest after working for a period of time, and the influence of long-time continuous operation on the normal service life of the water pump is prevented. And current running pump and stand-by pump all need drive through connecting the motor, need regularly maintain the stand-by pump motor simultaneously, and this must cause the wasting of resources, and the starting speed of the pump body when starting is very fast simultaneously, causes vibrations impact damage, influences its leakproofness to the pump body easily.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a sewage pump for a municipal pump house.
The technical scheme adopted by the invention for solving the technical problems is as follows: the sewage pump for the municipal pump house comprises a base, wherein two symmetrically-arranged water pump bodies are fixedly connected to the upper side wall of the base, a first support is fixedly connected to the upper side wall of the base, a motor is fixedly connected to the upper side wall of the first support, two symmetrically-arranged second supports are fixedly connected to the upper side wall of the base, protective covers are fixedly connected to the opposite side walls of the two second supports, the output end of the motor penetrates through the side walls of the protective covers and is fixedly connected with driving bevel gears, the side walls of the second supports are rotatably connected with two symmetrically-arranged rotating shafts, one end of each rotating shaft penetrates through the side walls of the protective covers and is fixedly connected with two symmetrically-arranged driven bevel gears, and the two driven bevel gears are meshed with the driving bevel gears;
the side wall of the rotating shaft is provided with a plurality of sliding chutes arranged in an array manner, the side wall of each sliding chute is connected with a sliding block in a sliding manner, the side wall of each sliding block is fixedly connected with a first fixed block and a second fixed block, the side wall of each first fixed block is fixedly sleeved with a sliding plate, and an adjusting mechanism for adjusting the position of the sliding plate is arranged in the mounting box;
the lateral wall fixedly connected with transmission shaft of water pump body, the other end of transmission shaft runs through the lateral wall and the fixedly connected with tooth cover of install bin, pass through the gear assembly transmission between tooth cover and the pivot, the gear assembly is including rotating third gear and the fourth gear of connection on the pivot lateral wall, and the distance of third gear apart from first fixed block is two tooth widths, and the distance of fourth gear apart from the second fixed block is a tooth width, the first spacing groove that a plurality of arrays set up is seted up to the lateral wall of third gear, and first spacing groove and first fixed block phase-match, the second spacing groove that a plurality of arrays set up is seted up to the lateral wall of fourth gear, and second spacing groove and second fixed block phase-match, the lower lateral wall fixedly connected with supporting shoe of install bin, and the lateral wall fixedly connected with installation pole of supporting shoe, the fixed cover of lateral wall of installation pole is equipped with first gear and second gear, first gear and third gear and tooth cover meshing set up, and second gear and fourth gear and tooth cover meshing set up.
Specifically, adjustment mechanism is including rotating the dwang that connects two symmetries settings on the installation box lateral wall, the dwang includes guide bar and lead screw, the lateral wall and the fixedly connected with crank of installation box are run through to the one end of lead screw, the lateral wall cover of dwang is equipped with the regulating plate, and one side lateral wall and the lead screw threaded connection of regulating plate, the mounting groove has been seted up to the lateral wall of regulating plate, the sliding plate is inserted and is established in the mounting groove.
Specifically, the gear ratio of the third gear to the fourth gear is 4.
Specifically, the bar opening has been seted up to the lateral wall of install bin, the bar opening interpolation is equipped with the dead lever, and the one end of dead lever and the lateral wall fixed connection of regulating plate, and bar open-ended lateral wall is provided with the sign that is used for showing transmission shaft rotational speed state.
The invention has the beneficial effects that:
(1) According to the sewage pump for the municipal pump house, the crank is rotated to drive the screw rod to rotate so as to drive the adjusting plate to slide along the guide rod and drive the sliding plate to move along the side wall of the rotating shaft, namely, the position of the sliding block on the sliding groove is adjusted, and the adjustment is more convenient and faster.
(2) According to the sewage pump for the municipal pump house, the sliding plate is gradually moved by the adjusting mechanism, and the positions of the first fixing block and the second fixing block on the sliding groove are adjusted, so that the meshing state of the first fixing block, the first limiting groove, the second fixing block and the second limiting groove can be changed, the adjustment is more convenient, the first fixing block, the first limiting groove, the second fixing block and the second limiting groove are not in contact in an initial state, the third gear and the fourth gear are not rotated at the moment and are in an idle state, one of the water pump bodies can be in the idle state, the use number of motors is reduced, and resources are saved; when the second fixing block is in contact with the second limiting groove, the first fixing block is not in contact with the first limiting groove, at the moment, the fourth gear rotates along with the rotation of the rotating shaft, the rotation of the fourth gear drives the rotation of the second gear, and further drives the gear sleeve to rotate, and at the moment, the first fixing block is in low-speed state, so that the water pump body can be slowly started at low speed, a protection effect is achieved on the water pump body, when the water pump body continuously moves, the first fixing block is in contact with the first limiting groove, the second fixing block is not in contact with the second limiting groove, at the moment, the third gear rotates along with the rotation of the rotating shaft, the rotation of the third gear drives the rotation of the first gear, and further drives the gear sleeve to rotate, at the moment, the water pump body is in high-speed state after being started, the water pump body can work at high-speed state, and the pollution discharge effect is better.
(3) According to the sewage pump for the municipal pump house, when the adjusting plate slides along the guide rod, the fixing rod is driven to slide along the side wall of the strip-shaped opening, and the side wall of the strip-shaped opening is provided with the mark for displaying the working state of the water pump body, so that the working states of the two water pump bodies can be conveniently displayed, and the sewage pump is more convenient to use.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a schematic perspective view of the overall structure of a preferred embodiment of a sewage pump for municipal pump houses according to the present invention;
FIG. 2 is a right-side view schematically illustrating the internal structure of the mounting box in the overall structure of the sewage pump for municipal pump houses according to the preferred embodiment of the invention;
FIG. 3 is a left side view schematically illustrating the internal structure of the mounting box in the overall structure of the sewage pump for municipal pump houses according to the preferred embodiment of the present invention;
FIG. 4 is a schematic view of the internal structure of a gear sleeve in the overall structure of a preferred embodiment of the sewage pump for municipal pump houses according to the invention;
FIG. 5 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 6 is an enlarged view of the structure at B in FIG. 3;
fig. 7 is an enlarged schematic view of the structure at C in fig. 4.
In the figure: 1. a base; 2. a water pump body; 3. installing a box; 4. a strip-shaped opening; 5. a second bracket; 6. a motor; 7. a protective cover; 8. a rotating shaft; 9. a drive shaft; 10. a first bracket; 11. a driven bevel gear; 12. a drive bevel gear; 13. an adjustment mechanism; 1301. a guide bar; 1302. a screw rod; 1303. an adjusting plate; 1304. mounting grooves; 1305. fixing the rod; 1306. a crank; 14. a sliding plate; 15. a first fixed block; 16. a chute; 17. a gear sleeve; 18. a slider; 19. a second fixed block; 20. a supporting block; 21. mounting a rod; 22. a fourth gear; 23. a third gear; 24. a first limit groove; 25. a second limit groove; 26. a first gear; 27. a second gear.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-7, the sewage pump for the municipal pump house of the invention comprises a base 1, two symmetrically arranged water pump bodies 2 are fixedly connected to the upper side wall of the base 1, a first bracket 10 is fixedly connected to the upper side wall of the base 1, a motor 6 is fixedly connected to the upper side wall of the first bracket 10, two symmetrically arranged second brackets 5 are fixedly connected to the upper side wall of the base 1, a protective cover 7 is fixedly connected to the opposite side walls of the two second brackets 5, the output end of the motor 6 penetrates through the side wall of the protective cover 7 and is fixedly connected with a driving bevel gear 12, the side wall of the second bracket 5 is rotatably connected with two symmetrically arranged rotating shafts 8, one end of each rotating shaft 8 penetrates through the side wall of the protective cover 7 and is fixedly connected with two symmetrically arranged driven bevel gears 11, and the two driven bevel gears 11 are meshed with the driving bevel gear 12;
the upper side wall of the base 1 is fixedly connected with two symmetrically arranged installation boxes 3, the installation boxes 3 are positioned on two sides of the protective cover 7, the other end of the rotating shaft 8 penetrates into the installation boxes 3, the side wall of the rotating shaft 8 is provided with a plurality of sliding grooves 16 arranged in an array mode, the side wall of each sliding groove 16 is connected with a sliding block 18 in a sliding mode, the side wall of each sliding block 18 is fixedly connected with a first fixed block 15 and a second fixed block 19, the side wall of each first fixed block 15 is fixedly sleeved with a sliding plate 14, and an adjusting mechanism 13 used for adjusting the position of each sliding plate 14 is arranged in each installation box 3;
the lateral wall fixedly connected with transmission shaft 9 of water pump body 2, the other end of transmission shaft 9 runs through the lateral wall of installing bin 3 and fixedly connected with tooth cover 17, through the gear assembly transmission between tooth cover 17 and the pivot 8, the gear assembly is including rotating third gear 23 and the fourth gear 22 of connecting on the lateral wall of pivot 8, and the distance of third gear 23 apart from first fixed block 15 is two tooth widths, and the distance of fourth gear 22 apart from second fixed block 19 is a tooth width, the first spacing groove 24 that a plurality of arrays set up is seted up to the lateral wall of third gear 23, and first spacing groove 24 and first fixed block 15 phase-match, the second spacing groove 25 that a plurality of arrays set up is seted up to the lateral wall of fourth gear 22, and second spacing groove 25 and second fixed block 19 phase-match, the lower lateral wall fixedly connected with supporting shoe 20 of installing bin 3, and the lateral wall fixedly connected with installation pole 21 of supporting shoe 20, the lateral wall fixed cover of installation pole 21 is equipped with first gear 26 and second gear 27, first gear 26 sets up with third gear 23 and tooth cover 17 meshing, and second gear 27 and fourth gear 17 meshing setting.
The sliding plate 14 is gradually moved by arranging the adjusting mechanism 13, namely the positions of the first fixing block 15 and the second fixing block 19 on the sliding groove 16 are adjusted, so that the matching state of the first fixing block 15 and the first limiting groove 24 as well as the matching state of the second fixing block 19 and the second limiting groove 25 can be changed, the adjustment is more convenient, in the initial state, the first fixing block 15 and the first limiting groove 24 are not contacted with each other, the second fixing block 19 and the second limiting groove 25 are not rotated at the moment, the third gear 23 and the fourth gear 22 are not rotated and are in an idle running state, one of the water pump bodies 2 can be in the idle running state, the using number of the motors 6 is reduced, the resources are saved, when the second fixing block 19 is contacted with the second limiting groove 25, the first fixing block 15 is not contacted with the first limiting groove 24, at this moment, the fourth gear 22 rotates along with the rotation of the rotating shaft 8, the rotation of the fourth gear 22 drives the rotation of the second gear 27, and then the rotation of the gear sleeve 17 is driven, and at this moment, the low-speed state is achieved, so that the water pump body 2 can be slowly started at a low speed, and a protection effect is achieved on the water pump body, when the water pump body continues to move, the first fixing block 15 is in contact with the first limiting groove 24, the second fixing block 19 is not in contact with the second limiting groove 25, at this moment, the third gear 23 rotates along with the rotation of the rotating shaft 8, the rotation of the third gear 23 drives the rotation of the first gear 26, and then the rotation of the gear sleeve 17 is driven, and at this moment, the water pump body 2 is at a high speed after being started and completed, and the sewage discharge effect is better.
Specifically, adjustment mechanism 13 is including rotating the dwang of connecting two symmetry settings on the lateral wall of installing box 3, the dwang includes guide bar 1301 and lead screw 1302, the lateral wall and the fixedly connected with crank 1306 of installing box 3 are run through to the one end of lead screw 1302, the lateral wall cover of dwang is equipped with regulating plate 1303, and one side lateral wall and the lead screw 1302 threaded connection of regulating plate 1303, mounting groove 1304 has been seted up to regulating plate 1303's lateral wall, sliding plate 14 is inserted and is established in mounting groove 1304, through rotating crank 1306, the rotation of crank 1306 drives the rotation of lead screw 1302, and then drive regulating plate 1303 and slide along guide bar 1301, it slides along the lateral wall of pivot 8 to drive sliding plate 14 simultaneously, adjust the position of slider 18 on spout 16 promptly, adjust convenient and fast more.
Specifically, the gear ratio of the third gear 23 and the fourth gear 22 is 4, and when the third gear 23 rotates, the rotating speed of the gear sleeve 17 is low, so that the water pump body 2 can be started slowly, and when the fourth gear 22 rotates, the rotating speed of the gear sleeve 17 is high, so that the water pump body 2 can run at a high speed, and the sewage discharge effect is better.
Specifically, bar opening 4 has been seted up to the lateral wall of install bin 3, bar opening 4 interpolation is equipped with dead lever 1305, and the one end of dead lever 1305 and the lateral wall fixed connection of regulating plate 1303, and bar opening 4's lateral wall is provided with the sign that is used for showing transmission shaft 9 rotational speed state, when regulating plate 1303 slides along guide bar 1301, it slides along bar opening 4's lateral wall to drive dead lever 1305, and bar opening 4's lateral wall is provided with the sign that is used for showing 2 operating condition of water pump body, the sign includes "standby state", "low-speed state" and "high-speed state", and dead lever 1305 is adjusted well with the sign, be convenient for show two 2 operating condition of water pump body, and it is more convenient to use.
When the water pump is used, firstly, the motor 6 is started, the rotation of the motor 6 drives the driving bevel gear 12 to rotate, and then drives the two driven bevel gears 11 engaged with the driving bevel gear to rotate, the rotation of the driven bevel gears 11 drives the rotating shaft 8 to rotate, when in a normal state, the first limiting groove 24 is not in contact with the first fixing block 15, and the second limiting groove 25 is not in contact with the second fixing block 19, the third gear 23 and the fourth gear 22 do not rotate, and at the moment, the water pump is in an idle running state, and the two water pump bodies 2 are both in a shutdown state;
if one of the water pump bodies 2 needs to be started, only the crank 1306 needs to be rotated, the rotation of the crank 1306 drives the lead screw 1302 to rotate, further drives the adjusting plate 1303 to slide along the guide rod 1301, and simultaneously drives the sliding plate 14 to slide along the side wall of the rotating shaft 8, namely, the positions of the first fixing block 15 and the second fixing block 19 on the sliding groove 16 are adjusted, the adjustment is more convenient and faster, when the first limiting groove 24 is not in contact with the first fixing block 15 and the second limiting groove 25 is not in contact with the second fixing block 19, the third gear 23 and the fourth gear 22 are not rotated, at this time, the water pump bodies 2 connected with the water pump bodies are in an idle running state, when the second fixing block 19 is in contact with the second limiting groove 25 and the first fixing block 15 is not in contact with the first limiting groove 24, the rotation of the rotating shaft 8 drives the rotation of the fourth gear 22 to drive the rotation of the second gear 27, the gear 17 is meshed with the second gear 27, the rotation of the second gear 27 drives the gear 17 to rotate, and further drive the transmission shaft 9 connected with the transmission shaft to rotate, and at this time, the water pump bodies are in a low-speed state;
when the second fixing block 19 is not in contact with the second limiting groove 25, and the first fixing block 15 is in contact with the first limiting groove 24, the rotation of the rotating shaft 8 drives the third gear 23 to rotate, the rotation of the third gear 23 drives the first gear 26 to rotate, and the gear sleeve 17 is meshed with the first gear 26, the rotation of the first gear 26 drives the gear sleeve 17 to rotate, so as to drive the transmission shaft 9 connected with the gear sleeve to rotate, and at the time, the gear sleeve is in a high-speed state, so that the working states of the two water pump bodies 2 can be controlled by one motor 6, namely, a standby state, a low-speed state and a high-speed state, are more convenient to use, and resource input is reduced, so that the water pump bodies 2 can be slowly started at a low speed to protect the water pump bodies, meanwhile, when the adjusting plate 1303 slides along the guide rod 1301, the fixing rod 1305 is driven to slide along the side wall of the strip-shaped opening 4, and the side wall of the strip-shaped opening 4 is provided with a mark for displaying the working state of the water pump body 2, wherein the mark comprises the standby state, the low-speed state and the high-speed state, and the mark is convenient to display the working states of the two fixing rods 2.
The foregoing shows and describes the general principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to be within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. Municipal administration is blowdown water pump for pump house, including base (1), water pump body (2) that two symmetries of last lateral wall fixedly connected with of base (1) set up, its characterized in that: the upper side wall of the base (1) is fixedly connected with a first support (10), the upper side wall of the first support (10) is fixedly connected with a motor (6), the upper side wall of the base (1) is fixedly connected with two symmetrically arranged second supports (5), the opposite side walls of the two second supports (5) are fixedly connected with a protective cover (7), the output end of the motor (6) penetrates through the side wall of the protective cover (7) and is fixedly connected with a driving bevel gear (12), the side wall of the second support (5) is rotatably connected with two symmetrically arranged rotating shafts (8), one end of each rotating shaft (8) penetrates through the side wall of the protective cover (7) and is fixedly connected with two symmetrically arranged driven bevel gears (11), and the two driven bevel gears (11) are meshed with the driving bevel gear (12);
the protective cover is characterized in that two symmetrically arranged installation boxes (3) are fixedly connected to the upper side wall of the base (1), the installation boxes (3) are located on two sides of the protective cover (7), the other end of the rotating shaft (8) penetrates into the installation boxes (3), a plurality of sliding grooves (16) arranged in an array are formed in the side wall of the rotating shaft (8), sliding blocks (18) are slidably connected to the side wall of each sliding groove (16), first fixing blocks (15) and second fixing blocks (19) are fixedly connected to the side wall of each sliding block (18), sliding plates (14) are fixedly sleeved on the side wall of each first fixing block (15), and adjusting mechanisms (13) used for adjusting the positions of the sliding plates (14) are arranged in the installation boxes (3);
the side wall of the water pump body (2) is fixedly connected with a transmission shaft (9), the other end of the transmission shaft (9) penetrates through the side wall of the installation box (3) and is fixedly connected with a gear sleeve (17), the gear sleeve (17) and the rotating shaft (8) are transmitted through a gear assembly, the gear assembly comprises a third gear (23) and a fourth gear (22) which are rotatably connected onto the side wall of the rotating shaft (8), the distance from the third gear (23) to a first fixed block (15) is two tooth widths, the distance from the fourth gear (22) to a second fixed block (19) is one tooth width, the side wall of the third gear (23) is provided with a plurality of first limiting grooves (24) which are arranged in an array manner, the first limiting grooves (24) are matched with the first fixed block (15), the side wall of the fourth gear (22) is provided with a plurality of second limiting grooves (25) which are arranged in an array manner, the second limiting grooves (25) are matched with the second fixed block (19), the side wall of the installation box (3) is fixedly connected with a supporting block (20), the side wall of the installation box (20) is connected with a gear rod (21), and a third gear sleeve (26) and a gear (17) and a gear sleeve (26), and the second gear (27) is meshed with the fourth gear (22) and the gear sleeve (17).
2. The sewage pump for the municipal pump house according to claim 1, characterized in that: adjustment mechanism (13) are including rotating the dwang of connecting two symmetry settings on install bin (3) lateral wall, the dwang includes guide bar (1301) and lead screw (1302), lateral wall and fixedly connected with crank (1306) of install bin (3) are run through to the one end of lead screw (1302), the lateral wall cover of dwang is equipped with regulating plate (1303), and one side lateral wall and lead screw (1302) threaded connection of regulating plate (1303), mounting groove (1304) have been seted up to the lateral wall of regulating plate (1303), sliding plate (14) are inserted and are established in mounting groove (1304).
3. The sewage pump for the municipal pump house according to claim 2, characterized in that: the gear ratio of the third gear (23) to the fourth gear (22) is 4.
4. The sewage pump for the municipal pump house according to claim 1, characterized in that: bar opening (4) have been seted up to the lateral wall of install bin (3), bar opening (4) interpolation is equipped with dead lever (1305), and the one end of dead lever (1305) and the lateral wall fixed connection of regulating plate (1303), and the lateral wall of bar opening (4) is provided with the sign that is used for showing transmission shaft (9) rotational speed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074932.0A CN112780729B (en) | 2021-01-20 | 2021-01-20 | Sewage pump for municipal pump house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110074932.0A CN112780729B (en) | 2021-01-20 | 2021-01-20 | Sewage pump for municipal pump house |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112780729A CN112780729A (en) | 2021-05-11 |
| CN112780729B true CN112780729B (en) | 2022-12-20 |
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ID=75757279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110074932.0A Active CN112780729B (en) | 2021-01-20 | 2021-01-20 | Sewage pump for municipal pump house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112780729B (en) |
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| IT1122033B (en) * | 1979-07-05 | 1986-04-23 | Comer Spa | POWER GEAR CHANGE |
| CA1222644A (en) * | 1983-10-13 | 1987-06-09 | Kiyotomi Maesaka | Transmission device |
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| CN112780729A (en) | 2021-05-11 |
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