CN111828305A - Water pump and water inlet mechanism thereof - Google Patents
Water pump and water inlet mechanism thereof Download PDFInfo
- Publication number
- CN111828305A CN111828305A CN202010881591.3A CN202010881591A CN111828305A CN 111828305 A CN111828305 A CN 111828305A CN 202010881591 A CN202010881591 A CN 202010881591A CN 111828305 A CN111828305 A CN 111828305A
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- Prior art keywords
- water inlet
- wall
- water
- ring
- rotating sleeve
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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
- 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
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The water inlet mechanism of the industrial water pump comprises a pump body, a water inlet pipe is arranged on the side of the pump body, a rotating sleeve which is rotatably connected with the water inlet pipe is arranged in the water inlet pipe, the rear end of the outer wall of the rotating sleeve is connected with a plurality of spiral blades which are uniformly distributed in the circumferential direction, an inner convex ring is arranged at the rear end of the inner wall of the water inlet pipe, a moving ring which is positioned on the front side of the inner convex ring and is in threaded connection with the rotating sleeve is connected to the rear end of the inner wall of the rotating sleeve, a circumferential limiting structure which is used for preventing the moving ring from rotating relative to the rotating sleeve is arranged between the moving ring and the rotating sleeve, and a conical diversion plastic hose of which one end is fixed on the inner wall of the moving ring, one end, away from the moving ring, of the conical diversion plastic hose penetrates through the inner convex ring and is in contact with the outer wall of the conical diversion plastic hose, a forward water inlet The small diameter end of the tube.
Description
Technical Field
The invention belongs to the technical field of industrial water pumps, and particularly relates to a water pump and a water inlet mechanism thereof.
Background
Water pumps are widely used in various fields.
For example, industrial water pumps are used in industry.
The water inlet end of the conventional industrial water pump cannot effectively control the flow rate of the inlet water flow, and the defect is still to be further improved.
Disclosure of Invention
The present invention is directed to solve the above problems, and an object of the present invention is to provide a water pump and a water inlet mechanism thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a water inlet mechanism of a water pump comprises a pump body, a water inlet pipe is arranged on the side of the pump body, a rotating sleeve which is rotatably connected with the water inlet pipe is arranged in the water inlet pipe, the rear end of the outer wall of the rotating sleeve is connected with a plurality of spiral blades which are uniformly distributed on the circumference, the rear end of the inner wall of the water inlet pipe is provided with an inner convex ring, the rear end of the inner wall of the rotating sleeve is connected with a moving ring which is positioned on the front side of the inner convex ring and is in threaded connection with the rotating sleeve, a circumferential limiting structure which is used for preventing the moving ring from circumferentially rotating relative to the rotating sleeve is arranged between the moving ring and the rotating sleeve, and a conical diversion plastic hose with one end fixed on the inner wall of the moving ring, one end of the conical diversion plastic hose, which is far away from the moving ring, penetrates through the inner convex ring, the outer wall of the conical diversion plastic hose is contacted with the, the upside of inlet tube is connected with the forward water inlet and the forward water inlet aims at helical blade, is equipped with the reverse water inlet that is located forward water inlet side below at the downside of inlet tube, is equipped with radial compression ring and radial compression ring cover at toper water conservancy diversion plastic hose minor diameter end including the one end that the bulge loop is close to the rotating sleeve.
In the above water inlet mechanism of a water pump, the outer wall of the end of the rotating sleeve far away from the helical blade is provided with a shaft sleeve, the water inlet end of the inner wall of the water inlet pipe is provided with an installation step, the shaft sleeve is installed on the installation step, and the shaft sleeve is rotatably connected with the installation step.
In the aforesaid mechanism of intaking of a water pump, the water inlet one end that the rotation cover is close to the inlet tube be connected with the tip shirt rim, the rear end face of tip shirt rim is equipped with annular bearing groove to and install the bearing in annular bearing groove, the bearing is installed on the annular convex shoulder of inlet tube intake end inner wall, leaves the clearance between inlet tube and the rotation cover, the circumference of tip shirt rim and inlet tube inner wall leave clearance one.
In the above water inlet mechanism of the water pump, the rotating sleeve is made of stainless steel material.
A water pump is manufactured according to the water inlet mechanism.
Compared with the prior art, this water pump's advantage lies in:
the flow velocity of water flow can be controlled, so that the device is suitable for different industrial operation environments.
Drawings
Fig. 1 is a schematic diagram of a water pump structure provided by the invention.
Fig. 2 is a schematic structural diagram of a water inlet mechanism of the water pump provided by the invention.
Fig. 3 is a schematic structural diagram of an inner collar provided by the invention.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 3, the water inlet mechanism of the water pump comprises a pump body 1, wherein the pump body 1 is commercially available.
The side of the pump body 1 is provided with a water inlet pipe 2 and a water outlet 3 connected to the top side of the pump body 1, and the two are communicated so as to facilitate water drainage.
Be equipped with in inlet tube 2 and rotate the cover 4 of being connected with inlet tube 2, the outer wall rear end of rotating cover 4 is connected with a plurality of helical blade 40 that are circumference evenly distributed, is connected with forward water inlet 21 and forward water inlet at the upside of inlet tube 2 and aims at helical blade 40, is equipped with the reverse water inlet 22 that is located forward water inlet side below at the downside of inlet tube 2, is equipped with the reverse water inlet that is located forward water inlet side below at the downside of inlet tube 2.
The forward water inlet can force the rotating sleeve 4 to rotate in a forward direction, and the reverse water inlet can force the rotating sleeve 4 to rotate in a reverse direction.
An inner convex ring 41 is arranged at the rear end of the inner wall of the water inlet pipe 2, and a plurality of arc-shaped notches 410 which are uniformly distributed on the circumference are arranged on the circumference of the inner convex ring 41 so as to facilitate the discharge of water.
A moving ring 42 which is positioned at the front side of the inner collar 41 and is in threaded connection with the rotating sleeve 4 is connected to the rear end of the inner wall of the rotating sleeve 4, and the axis of the moving ring 42 coincides with the axis of the rotating sleeve 4.
Be equipped with between shift ring 42 and the cover 4 that rotates and be used for preventing shift ring 42 rotates 4 circumferential direction's circumference limit structure relatively, specifically, this circumference limit structure is including setting up the ring groove body 4a at the rotation cover 4 inner wall middle part, threaded connection between the tank bottom of shift ring 42 outer wall and ring groove body, is equipped with at the one end cell wall that the ring groove body is close to interior flange 41 and rotates pad 4b, is equipped with a plurality of springs 4c that are circumference evenly distributed between rotation pad and shift ring 42. The rotating pad is a plane bearing.
And one end of the conical diversion plastic hose 43 is fixed on the inner wall of the movable ring 42, because the conical diversion plastic hose 43 is a conical pipe, the pressure in the conical diversion plastic hose 43 can be increased after water enters the conical diversion plastic hose 43, and when the helical blade 40 on the rotating sleeve 4 is impacted by the positive water inlet 21, the rotating sleeve 4 is forced to rotate at the moment, and the movable ring 42 in threaded connection with the rotating sleeve 4 can axially move relative to the rotating sleeve 4, because the conical diversion plastic hose 43 is internally provided with water flow which cannot synchronously rotate along with the rotation of the rotating sleeve 4.
One end of the conical diversion plastic hose 43, which is far away from the moving ring 42, penetrates through the inner convex ring 41, the outer wall of the conical diversion plastic hose 43 is in contact with the inner convex ring 41, and the conical diversion plastic hose 43 is made of PVC, PE, EVA and the like, has certain strength and can also deform radially.
A limiting ring 44 sleeved on the periphery of the water outlet end of the conical diversion plastic hose 43 is fixed at the rear end of the inner wall of the water inlet pipe 2, a gap is reserved between the inner wall of the limiting ring 44 and the outer wall of the conical diversion plastic hose 43, the limiting ring 44 can prevent the water outlet end of the conical diversion plastic hose 43 from cracking and the like caused by water flow pressure, a radial compression ring 411 is arranged at one end of the inner convex ring 41 close to the rotating sleeve 4, and the radial compression ring is sleeved at the small-diameter end of the conical diversion plastic hose 43.
The movement of the moving ring 42 drives the conical diversion plastic hose 43 to move together, and the conical diversion plastic hose 43 is radially limited by the radial compression ring to change, so that the change can control the flow rate of water flow, and the operation is convenient for being suitable for different working condition environments.
Further, a shaft sleeve 45 is arranged on the outer wall of one end of the rotating sleeve 4 far away from the helical blade 40, a mounting step 20 is arranged on the water inlet end of the inner wall of the water inlet pipe 2, the shaft sleeve 45 is mounted on the mounting step 20, and the shaft sleeve 45 is rotatably connected with the mounting step 20.
Secondly, the end part skirt 46 is connected to the end of the rotary sleeve 4 close to the water inlet of the water inlet pipe 2, the front end face of the end part skirt 46 is provided with a circular arc convex surface 460, the rear end face of the end part skirt 46 is provided with an annular bearing groove 47 and a bearing 48 installed in the annular bearing groove 47, the bearing 48 is installed on the annular shoulder 23 of the inner wall of the water inlet end of the water inlet pipe 2, a gap is reserved between the water inlet pipe 2 and the rotary sleeve 4, and a gap I is reserved between the circumferential direction of the end part skirt 46 and the inner wall of the.
The rotating sleeve 4 is made of stainless steel material.
In addition, the moving ring 42 can be forced to reset by water inlet from the reverse water inlet, and the spring can also play a resetting role.
An inner conical surface (not shown in the figure) matched with the large-diameter outer wall of the conical diversion plastic hose 43 is arranged inside the moving ring 42, the large-diameter end outer wall of the conical diversion plastic hose 43 is matched with the inner conical surface, the inner diameter of the large-diameter end of the conical diversion plastic hose 43 is equal to the inner diameter of the moving ring 42, the front side of the inner conical surface and the inner wall of the moving ring 42 form a blocking surface, the end face of the large-diameter end of the conical diversion plastic hose 43 abuts against the blocking surface, a conical locking sleeve sleeved on the conical diversion plastic hose 43 is arranged at the rear end of the moving ring 42, the inner wall of the conical locking sleeve is matched with the outer wall of the conical diversion plastic hose 43, and the blocking surface and the conical locking sleeve can be used for axially fixing the conical diversion plastic hose 43 so as to avoid axial movement of the.
A method for controlling the flow rate of inflow water of a water pump comprises the following steps: which comprises the following steps:
s1, connecting the water inlet pipe 2 with an external pipeline;
s2, water entering from the external pipeline enters the rotating sleeve 4;
s3, the positive water inlet is connected with another water source, and the water impacts the helical blade 40 on the rotating sleeve 4, so that the rotating sleeve 4 is forced to rotate;
s4, the moving ring 42 screwed with the rotating sleeve 4 is forced to move axially along with the screw thread, and the conical plastic diversion hose 43 also moves axially synchronously, the outer diameter of the conical plastic diversion hose 43 is limited by the radial compression ring 411, an outer drum area with an inner diameter larger than that of the radial compression ring 411 is formed at the rear side of the radial compression ring 411, and the outer drum area can decelerate the flow rate of water.
When the reset is needed, the water supply from the forward water inlet is stopped, the water from the reverse water inlet impacts the helical blade 40 on the rotating sleeve 4, and the rotating sleeve 4 is forced to rotate reversely, i.e. the moving ring 42 is driven to reset.
A water pump is manufactured according to the water inlet mechanism.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. The utility model provides a water inlet mechanism of water pump, including the pump body (1), be equipped with inlet tube (2) in pump body (1) side, a serial communication port, be equipped with in inlet tube (2) and rotate rotation cover (4) of being connected with inlet tube (2), the outer wall rear end of rotating cover (4) is connected with a plurality of helical blade (40) that are circumference evenly distributed, be equipped with interior collar (41) at the inner wall rear end of inlet tube (2), be connected with at the inner wall rear end of rotating cover (4) and be located interior collar (41) front side and with the shift ring (42) threaded connection of rotating cover (4), be equipped with between shift ring (42) and the rotation cover (4) and be used for preventing shift ring (42) rotate cover (4) circumferential direction's circumference limit structure relatively to and one end fix toper water conservancy diversion plastic hose (43) at shift ring (42) inner wall, the one end that toper water conservancy diversion plastic hose (43) kept away from shift ring (42) passes and toper water conservancy diversion plastic hose (43 The outer wall and the interior bulge loop (41) contact of pipe (43), be fixed with at the inner wall rear end of inlet tube (2) and establish at toper water conservancy diversion plastic hose (43) play water end outlying retaining ring (44) and the inner wall of retaining ring (44) leaves the clearance with the outer wall of toper water conservancy diversion plastic hose (43), the upside in inlet tube (2) is connected with the forward water inlet and forward water inlet aims at helical blade (40), the downside in inlet tube (2) is equipped with the reverse water inlet that is located forward water inlet side below, be equipped with radial compression ring and radial compression ring cover in the one end that bulge loop (41) are close to rotating sleeve (4) little diameter end in toper water conservancy diversion plastic hose (43).
2. The water inlet mechanism of a water pump as claimed in claim 1, wherein the outer wall of the end of the rotating sleeve (4) far away from the helical blade (40) is provided with a shaft sleeve (45), the water inlet end of the inner wall of the water inlet pipe (2) is provided with an annular shoulder, the annular shoulder is provided with a mounting step (20), the shaft sleeve (45) is mounted on the mounting step (20), and the shaft sleeve (45) is rotatably connected with the mounting step (20).
3. The water inlet mechanism of the water pump as claimed in claim 1, wherein the end of the rotating sleeve (4) close to the water inlet of the water inlet pipe (2) is connected with an end skirt (46), the rear end face of the end skirt (46) is provided with an annular bearing groove (47), and a bearing (48) is arranged in the annular bearing groove (47), the bearing (48) is arranged on an annular shoulder on the inner wall of the water inlet end of the water inlet pipe (2), a gap is reserved between the water inlet pipe (2) and the rotating sleeve (4), and a gap I is reserved between the circumferential direction of the end skirt (46) and the inner wall of the water inlet pipe (2).
4. A water inlet mechanism of a water pump according to claim 1, wherein the rotating sleeve (4) is made of stainless steel material.
5. The water inlet mechanism of the water pump as claimed in claim 1, wherein the circumferential limiting structure comprises a circular groove body arranged in the middle of the inner wall of the rotating sleeve (4), the outer wall of the moving ring (42) is in threaded connection with the bottom of the circular groove body, a rotating pad is arranged on the groove wall of one end, close to the inner convex ring (41), of the circular groove body, and a plurality of springs are uniformly distributed in the circumferential direction between the rotating pad and the moving ring (42).
6. An industrial water pump, characterized in that, the water inlet mechanism according to any one of claims 1-4 is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881591.3A CN111828305B (en) | 2020-08-28 | 2020-08-28 | Water pump and water inlet mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010881591.3A CN111828305B (en) | 2020-08-28 | 2020-08-28 | Water pump and water inlet mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111828305A true CN111828305A (en) | 2020-10-27 |
| CN111828305B CN111828305B (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010881591.3A Active CN111828305B (en) | 2020-08-28 | 2020-08-28 | Water pump and water inlet mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111828305B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH691402A5 (en) * | 1996-04-30 | 2001-07-13 | Frideco Ag C O Martin Staehle | A device for regulating the delivery rate of a vertical axis centrifugal pump. |
| CN202082130U (en) * | 2011-04-28 | 2011-12-21 | 福建万达电机有限公司 | Prepositive water inlet backflow device of centrifugal pump |
| CN204510354U (en) * | 2015-02-11 | 2015-07-29 | 无锡中安工程设备制造有限公司 | A kind of adjustable type water tank flow diverter |
| CN205136139U (en) * | 2015-11-10 | 2016-04-06 | 温州捷高科技有限公司 | Water installations of water pump |
| CN205841182U (en) * | 2016-08-08 | 2016-12-28 | 温州捷高科技有限公司 | A kind of water feed apparatus of small pump |
-
2020
- 2020-08-28 CN CN202010881591.3A patent/CN111828305B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH691402A5 (en) * | 1996-04-30 | 2001-07-13 | Frideco Ag C O Martin Staehle | A device for regulating the delivery rate of a vertical axis centrifugal pump. |
| CN202082130U (en) * | 2011-04-28 | 2011-12-21 | 福建万达电机有限公司 | Prepositive water inlet backflow device of centrifugal pump |
| CN204510354U (en) * | 2015-02-11 | 2015-07-29 | 无锡中安工程设备制造有限公司 | A kind of adjustable type water tank flow diverter |
| CN205136139U (en) * | 2015-11-10 | 2016-04-06 | 温州捷高科技有限公司 | Water installations of water pump |
| CN205841182U (en) * | 2016-08-08 | 2016-12-28 | 温州捷高科技有限公司 | A kind of water feed apparatus of small pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111828305B (en) | 2022-06-24 |
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Effective date of registration: 20220413 Address after: 10 / F, block B, 138 andingmenwai street, Dongcheng District, Beijing Applicant after: CTCI Beijing Co.,Ltd. Address before: 323309 Da zhe Zhen Bei Shan Cun, Suichang County, Lishui City, Zhejiang Province Applicant before: Tang Cijin |
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