CN219974847U - High-efficient water installation that carries of centrifugal pump - Google Patents
High-efficient water installation that carries of centrifugal pump Download PDFInfo
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- CN219974847U CN219974847U CN202320821532.6U CN202320821532U CN219974847U CN 219974847 U CN219974847 U CN 219974847U CN 202320821532 U CN202320821532 U CN 202320821532U CN 219974847 U CN219974847 U CN 219974847U
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- water storage
- storage tank
- centrifugal pump
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 186
- 238000009434 installation Methods 0.000 title description 4
- 239000007788 liquid Substances 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 13
- 230000003020 moisturizing effect Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 abstract description 14
- 238000012423 maintenance Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Abstract
The utility model relates to a centrifugal pump efficient water conveying device in the technical field of centrifugal pumps, which comprises a centrifugal pump body and a water storage tank, wherein the upper side of the side wall of the water storage tank is communicated into a water storage tank through a water storage inlet pipe, a filter is arranged at one end of the water storage inlet pipe, which is positioned in the water storage tank, the lower side of the side wall of the water storage tank is communicated to a water inlet of the centrifugal pump body through the water storage inlet pipe, a water outlet of the centrifugal pump body is connected with an outer discharge water outlet pipe, the outer discharge water outlet pipe is shunted and communicated to the water storage tank through a water storage tank water supplementing pipe, a first one-way valve is arranged at the upper side of the outer discharge water outlet pipe, an outer discharge bypass pipe and a manual valve are arranged in parallel connection with the first one-way valve, the water supplementing automatic control assembly acts on the water storage tank water supplementing pipe to control the automatic water supplementing of the water storage tank, and the water supplementing tank is used as a pump shell pouring device before the centrifugal pump body is started, so that a pump shell can be automatically filled before the centrifugal pump is started, and the pump body is prevented from being corroded by air.
Description
Technical Field
The utility model relates to a high-efficiency water conveying device of a centrifugal pump, and belongs to the technical field of centrifugal pumps.
Background
When the centrifugal pump starts to work, liquid is required to fill the pump shell, the impeller rotates at a high speed, the liquid generates a high speed under the action of centrifugal force, and the high-speed liquid passes through the pump shell channel which is gradually enlarged, so that the water pumping work is realized. However, at ordinary times, the inner cavity of the centrifugal pump housing is not fully filled with water before being started, so that the pump is suddenly started, water hammer is not formed in the centrifugal pump, the pump body is corroded by cavitation, and equipment is damaged. The existing common solution is that a water filling cup is arranged at the front end of a centrifugal pump, water is filled in a pipeline before each start, the method is time-consuming and labor-consuming and extremely inconvenient, or other jet pumps, vacuum pumps and the like are adopted to provide initial water inlet power, and the centrifugal pump is started after the pump shell is filled, so that the method is troublesome in operation and easy to produce adverse phenomena such as filling overflow and the like.
Disclosure of Invention
In order to solve the problems existing in the prior art, the utility model provides a high-efficiency water conveying device of a centrifugal pump.
The technical scheme of the utility model is as follows:
the utility model provides a centrifugal pump high-efficient water supply device, includes centrifugal pump body and water storage tank, centrifugal pump body and water storage tank mounted position are higher than the cistern, water storage tank lateral wall top is through water storage inlet tube intercommunication to in the cistern, the water storage inlet tube is located one end is provided with the filter in the cistern, water storage tank lateral wall below is through centrifugal pump inlet tube intercommunication to the water inlet of centrifugal pump body, the delivery port of centrifugal pump body is connected with outer drainage outlet pipe, outer drainage outlet pipe is through water storage tank moisturizing pipe reposition of redundant personnel intercommunication to the water storage tank, outer drainage outlet pipe is located water storage tank moisturizing pipe upper reaches is provided with first check valve, outer drainage outlet pipe with first check valve parallel is provided with outer row bypass pipe, be provided with manual valve on the outer row bypass pipe, still include moisturizing automatic control subassembly, moisturizing automatic control subassembly acts on in order to control its automatic moisturizing on the water storage tank moisturizing pipe.
The automatic water replenishing control assembly comprises a controller, an upper liquid level meter, a lower liquid level meter and an electric control valve, wherein the upper liquid level meter and the lower liquid level meter are respectively arranged on the upper side and the lower side of the water storage tank, the upper liquid level meter and the lower liquid level meter are electrically connected with the controller and used for transmitting liquid level detection electric signals, the electric control valve is arranged on a water replenishing pipe of the water storage tank, and the controller is electrically connected with the electric control valve and used for controlling the on-off of the water replenishing pipe of the water storage tank.
The detection trigger liquid level of the lower liquid level meter is higher than the water outlet of the centrifugal pump body.
The water storage tank is a sealable tank body, and a sealable water filling port and a one-way exhaust valve are arranged on the water storage tank.
Wherein, be provided with the second check valve on the water storage inlet tube.
The filter comprises an upper fixing plate, a lower fixing plate and a sleeve filter screen piece, threads are arranged on the peripheries of the upper fixing plate and the lower fixing plate, the upper end and the lower end of the sleeve filter screen piece are fixedly connected with the upper fixing plate and the lower fixing plate in a threaded mode, a through hole is formed in the middle of the upper fixing plate, the outer side of the through hole is connected with the end portion of a water storage inlet pipe, a fixing frame is fixedly arranged on the inner side of the through hole, a water through groove is formed in the periphery of the fixing frame, a compression spring is arranged between the bottom of the fixing frame and the lower fixing plate in a butt mode, and a detection baffle and a waterproof correlation sensor are correspondingly arranged on the surface of the lower fixing plate at the bottom of the fixing frame.
The sleeve filter screen piece comprises a flexible filter screen body, and threaded mounting rings are respectively arranged at the upper end edge and the lower end edge of the flexible filter screen body.
And a sealing gasket is arranged between the sleeve filter screen piece and the upper fixing plate and between the sleeve filter screen piece and the lower fixing plate.
The utility model has the following beneficial effects:
1. according to the high-efficiency water conveying device for the centrifugal pump, the water storage tank is arranged to serve as the pump shell pouring device before the centrifugal pump body is started, so that the pump shell can be automatically filled before the centrifugal pump is started, and the pump body is prevented from being corroded by air; and be equipped with moisturizing automatic control subassembly, through the mode of liquid level detection signal feedback control moisturizing valve break-make, guarantee that the water storage tank is in reasonable working water level.
2. According to the efficient water conveying device of the centrifugal pump, the filter is arranged at one end of the water storage inlet pipe, which is positioned in the water storage tank, the novel filter is internally provided with the blockage detection device, when the sleeve filter screen piece of the filter is attached by sundries to influence water inlet efficiency, negative pressure is formed in the filter, so that the sleeve filter screen piece is contracted, the sensor triggers to remind maintenance personnel to replace or clean, and the problem that the maintenance of the underwater filter device cannot accurately judge working conditions is solved.
Drawings
FIG. 1 is a schematic diagram of a centrifugal pump high-efficiency water delivery device according to the present utility model;
fig. 2 is a schematic diagram of a filter structure of a device for efficiently delivering water by a centrifugal pump according to the present utility model.
The reference numerals in the drawings are as follows:
1-centrifugal pump body, 101-water inlet, 102-water outlet, 2-water storage tank, 3-cistern, 4-water storage inlet pipe, 5-centrifugal pump inlet pipe, 6-outer outlet pipe, 7-water storage tank moisturizing pipe, 8-first check valve, 9-outer bypass pipe, 10-manual valve, 11-controller, 12-upper level gauge, 13-lower level gauge, 14-automatically controlled valve, 15-water filling port, 16-unidirectional discharge valve, 17-second check valve, 18-upper fixed plate, 19-lower fixed plate, 20-sleeve filter screen piece, 201-flexible filter screen body, 202-screw thread installation ring, 21-mount, 22-water through groove, 23-compression spring, 24-detection baffle, 25-waterproof correlation sensor, 26-sealing gasket.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Example 1
Referring to fig. 1, a centrifugal pump high-efficiency water conveying device comprises a centrifugal pump body 1 and a water storage tank 2, wherein the installation position of the centrifugal pump body 1 and the water storage tank 2 is higher than a water storage tank 3, the upper side of the side wall of the water storage tank 2 is communicated to the water storage tank 3 through a water storage inlet pipe 4, a second one-way valve 17 is arranged on the water storage inlet pipe 4, the lower side of the side wall of the water storage tank 2 is communicated to a water inlet 101 of the centrifugal pump body 1 through a centrifugal pump inlet pipe 5, a water outlet 102 of the centrifugal pump body 1 is connected with an outer water outlet pipe 6, the outer water outlet pipe 6 is communicated to the water storage tank 2 in a split manner through a water storage tank water supplementing pipe 7, the water storage tank 2 is a sealable tank body, a water filling opening 15 and a one-way exhaust valve 16 are arranged on the water storage tank 2, the outer water outlet pipe 6 is arranged on the upper side of the water storage tank supplementing pipe 7, a first one-way valve 8 is arranged, the outer water outlet pipe 6 is connected with the first one-way valve 8 in parallel, a manual valve 10 is arranged on the outer water outlet pipe 9, the water supplementing automatic control component acts on the water storage tank supplementing pipe 7 to control the automatic water supplementing component, and specifically comprises an automatic water supplementing controller 12, an electric level meter 12 is arranged on the upper liquid level meter and lower level meter 12 and a liquid level meter 13, a liquid level meter 13 is arranged on the water level meter, and is connected with the water level meter 13, and the water level meter 13 is connected to the water level meter 13, and the level meter is connected to the water meter 13, and the level meter 13 is connected to the water level meter 13.
When the centrifugal pump works, the water storage tank 2 is started for the first time, water is required to be injected into the water storage tank 2 from the water injection port 15 to the position between the upper liquid level meter 12 and the lower liquid level meter 13, after the water is injected, the water injection port 15 is sealed to form a closed space in the water storage tank 2, the stored water in the water storage tank 2 is injected into the inner cavity of the pump shell of the centrifugal pump body 1 through the water inlet pipe 5 of the centrifugal pump, then the centrifugal pump body 1 can be started to work, the centrifugal pump body 1 is started and then centrifugally throws out the water in the pump shell by utilizing the principle that the impeller of the centrifugal pump body rotates at a high speed to generate centrifugal force and is discharged through the outer water discharge pipe 6, meanwhile, negative pressure is generated in the central area in the pump shell, the water in the water storage tank 2 is sucked into the pump shell through the water inlet pipe 5 of the centrifugal pump, and the water in the water storage tank 2 is pumped out to reduce the pressure, so that the water in the water storage tank 3 is sucked into the water storage tank 2 through the water storage pipe 4, and continuous pumping is formed;
the water storage water inlet pipe 4 and the outer water outlet pipe 6 are respectively provided with a second one-way valve 17 and a first one-way valve 8 so as to ensure unidirectional delivery when the water pump works, and the outer water outlet pipe 6 is also provided with an outer water outlet bypass pipe 9 and a manual valve 10, so that when the centrifugal pump body 1 is stopped for a long time or the pipeline is overhauled, the water in the outer water outlet pipe 6 can be refluxed into the centrifugal pump body 1 and further emptied, and the water is prevented from remaining in the pipeline for a long time;
when the water storage tank 2 has too low water storage liquid level, the lower liquid level meter 13 is triggered to generate an electric signal, the controller 11 controls the electric control valve 14 to be opened, the centrifugal pump body 1 is discharged and shunted to the water storage tank water supplementing pipe 7 to supplement water to the water storage tank 2, the upper liquid level meter 12 is triggered to generate an electric signal along with the time that the water storage liquid level rises above the upper liquid level meter 12, and the controller 11 controls the electric control valve 14 to be closed to complete water supplementing, so that automatic water supplementing is realized, and the water storage tank 2 is ensured to have reasonable liquid level height.
Example 2
The water storage inlet tube 4 is located the interior one end of cistern 3 and is provided with the filter, the filter includes fixed plate 18, lower fixed plate 19 and sleeve filter screen spare 20, it is provided with the screw thread to go up fixed plate 18 and lower fixed plate 19 periphery, the upper and lower both ends and last fixed plate 18 and lower fixed plate 19 spiro union of sleeve filter screen spare 20 are fixed, the through-hole is seted up at the middle part of last fixed plate 18, the through-hole outside is connected with water storage inlet tube 4 end, the inboard fixed mount 21 that is provided with of through-hole, the mount 21 periphery is provided with the water channel 22, the butt is provided with compression spring 23 between the bottom of mount 21 and the lower fixed plate 19, the bottom of mount 21 and the lower fixed plate 19 surface correspond to install detection baffle 24 and waterproof correlation sensor 25, sleeve filter screen spare 20 includes flexible filter screen body 201, the upper and lower both ends edge of flexible filter screen body 201 are provided with screw thread collar 202 respectively, the sleeve filter screen spare 20 is equipped with sealing washer 26 with between upper fixed plate 18, the lower fixed plate 19.
When the filter works, when the sleeve filter screen piece 20 works normally, liquid enters the inner cavity of the filter after being filtered by the sleeve filter screen piece 20 and is discharged into the water storage inlet pipe 4 through the water channel 22 of the fixing frame 21; when the flexible filter screen body 201 of the sleeve filter screen member 20 works for a long time to block to a certain extent, after a certain resistance is generated to water flow, a certain negative pressure is generated in the filter because the centrifugal pump body 1 throws water continuously, the flexible filter screen body 201 is of a flexible structure, the upper fixing plate 18 and the lower fixing plate 19 are supported by the compression spring 23, the compression spring 23 is stressed and contracted, the lower fixing plate 19 moves upwards to be close to the upper fixing plate 18, the flexible filter screen body 201 is suitable for loose bending, the waterproof correlation sensor 25 on the lower fixing plate 19 is close to the detection baffle 24, a detection signal is triggered, the detection feedback end of the waterproof correlation sensor 25 can be electrically connected with the external controller 11, maintenance personnel can be prompted in modes such as an acousto-optic alarm or system software display, and the like, so that the problem that the maintenance of the underwater filter device cannot accurately judge the working condition is solved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a centrifugal pump high efficiency water delivery device which characterized in that: including centrifugal pump body (1) and water storage tank (2), centrifugal pump body (1) and water storage tank (2) mounted position are higher than cistern (3), water storage tank (2) lateral wall top is through water storage inlet tube (4) intercommunication extremely in cistern (3), water storage inlet tube (4) are located one end is provided with the filter in cistern (3), water storage tank (2) lateral wall below through centrifugal pump inlet tube (5) intercommunication extremely water inlet (101) of centrifugal pump body (1), delivery port (102) of centrifugal pump body (1) are connected with outer outlet pipe (6), outer outlet pipe (6) shunt the intercommunication extremely water storage tank (2) are passed through water storage tank moisturizing pipe (7), outer outlet pipe (6) are located water storage tank moisturizing pipe (7) upper reaches is provided with first check valve (8), outer outlet pipe (6) with first check valve (8) are parallelly connected and are provided with outer bypass pipe (9), outer bypass pipe (9) are provided with outer outlet pipe (102) and are connected with outer outlet pipe (6) moisturizing pipe (7), still control water supply assembly including manual control water supply assembly.
2. A centrifugal pump high efficiency water delivery apparatus as defined in claim 1, wherein: the automatic water replenishing control assembly comprises a controller (11), an upper liquid level meter (12), a lower liquid level meter (13) and an electric control valve (14), wherein the upper liquid level meter (12) and the lower liquid level meter (13) are respectively arranged on the upper side and the lower side of the water storage tank (2), the upper liquid level meter (12) and the lower liquid level meter (13) are electrically connected with the controller (11) and used for transmitting liquid level detection electric signals, the electric control valve (14) is arranged on the water storage tank water replenishing pipe (7), and the controller (11) is electrically connected with the electric control valve (14) and used for controlling the on-off of the water storage tank water replenishing pipe (7).
3. A centrifugal pump high efficiency water delivery apparatus as defined in claim 2, wherein: the detection of the lower liquid level gauge (13) triggers the height of the liquid level to be higher than the height of the water outlet (102) of the centrifugal pump body (1).
4. A centrifugal pump high efficiency water delivery apparatus as defined in claim 1, wherein: the water storage tank (2) is a sealable tank body, and a sealable water filling port (15) and a one-way exhaust valve (16) are arranged on the water storage tank.
5. A centrifugal pump high efficiency water delivery apparatus as defined in claim 1, wherein: the water storage inlet pipe (4) is provided with a second one-way valve (17).
6. A centrifugal pump high efficiency water delivery apparatus as defined in claim 1, wherein: the filter comprises an upper fixing plate (18), a lower fixing plate (19) and a sleeve filter screen piece (20), threads are arranged on the peripheries of the upper fixing plate (18) and the lower fixing plate (19), the upper end and the lower end of the sleeve filter screen piece (20) are fixedly connected with the upper fixing plate (18) and the lower fixing plate (19) in a threaded mode, a through hole is formed in the middle of the upper fixing plate (18), the outer side of the through hole is connected with the end portion of the water storage inlet pipe (4), a fixing frame (21) is fixedly arranged on the inner side of the through hole, a water through groove (22) is formed in the periphery of the fixing frame (21), a compression spring (23) is arranged between the bottom of the fixing frame (21) and the lower fixing plate (19) in a butt mode, and a detection baffle (24) and a waterproof correlation sensor (25) are correspondingly arranged on the surface of the lower fixing plate (19).
7. A centrifugal pump efficient water delivery device according to claim 6, wherein: the sleeve filter screen piece (20) comprises a flexible filter screen body (201), and threaded mounting rings (202) are respectively arranged at the upper end edge and the lower end edge of the flexible filter screen body (201).
8. A centrifugal pump efficient water delivery device according to claim 6, wherein: and a sealing gasket (26) is arranged between the sleeve filter screen piece (20) and the upper fixing plate (18) and between the sleeve filter screen piece and the lower fixing plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821532.6U CN219974847U (en) | 2023-04-13 | 2023-04-13 | High-efficient water installation that carries of centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320821532.6U CN219974847U (en) | 2023-04-13 | 2023-04-13 | High-efficient water installation that carries of centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219974847U true CN219974847U (en) | 2023-11-07 |
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ID=88579617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320821532.6U Active CN219974847U (en) | 2023-04-13 | 2023-04-13 | High-efficient water installation that carries of centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219974847U (en) |
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2023
- 2023-04-13 CN CN202320821532.6U patent/CN219974847U/en active Active
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