CN211343491U - Water activating pump cover with water outlet flow guide channel and water activating pump - Google Patents
Water activating pump cover with water outlet flow guide channel and water activating pump Download PDFInfo
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- CN211343491U CN211343491U CN201921986100.0U CN201921986100U CN211343491U CN 211343491 U CN211343491 U CN 211343491U CN 201921986100 U CN201921986100 U CN 201921986100U CN 211343491 U CN211343491 U CN 211343491U
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Abstract
The utility model belongs to the technical field of running water pump, especially, relate to running water pump cover and the running water pump that has this pump cover that has a water diversion runner. The water inlet is communicated with the cavity and is arranged at the end face of the pump cover body to extend towards one side, the water outlet is arranged on the peripheral surface of the pump cover body, and an annular water outlet flow channel which enables water radially output by the impeller to directly flow out from the water outlet or form spiral water flow around the inner wall of the cavity and then flow out from the water outlet is arranged on the inner wall of the cavity. When the impeller works, the water flow flowing in axially is pressurized by the impeller and then is output from the radial pressurized water flow, part of the pressurized water flow is directly output through the water outlet, and part of the pressurized water flow flows to the inner wall of the pump cover body and is driven to flow in the annular water outlet flow channel, spiral water flow is formed in the cavity along the annular water outlet flow channel and finally flows out of the water outlet, and spiral water flow is formed, so that the water flow continuously output by the impeller can be driven to flow along with the spiral water flow, the water flow guided to the water outlet is enabled to be faster in flow speed, and the water.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of running water pump, especially, relate to running water pump cover and the running water pump that has this pump cover that has a water diversion runner.
[ background of the invention ]
A live water pump is a machine that delivers or pressurizes a liquid. It transfers the mechanical energy of the prime mover or other external energy to the liquid, causing the liquid energy to increase. With the development of social economy and the improvement of living standard of people, people use the live water pump which can be used for water flow circulation and water flow massage on household appliances such as vegetable washing machines, dish washing machines and the like.
For the existing axial-flow pump, a water inlet on a pump cover of the axial-flow pump is opposite to an axial water inlet of an impeller, water flow pressurized by the impeller is radially output from the impeller and is output to equipment through a water outlet on the circumferential surface of the pump cover. And because the impeller radially outputs the annular opening of the whole circumference, except that part of water flow can directly enter the water outlet, most of water flow is output to the pump cover, and is finally forced to flow to the water outlet along the pump cover to be output after being blocked by the peripheral wall of the pump cover, and part of kinetic energy can be lost in the process, so that the output flow rate or water pressure is influenced.
[ summary of the invention ]
In order to solve the problem that the structure of running water pump cover among the prior art does not have promotion water conservancy diversion effect to the rivers that inside flows, the utility model provides a running water pump cover with go out water conservancy diversion runner and the running water pump that has this pump cover.
The utility model discloses realized by following technical scheme:
the running water pump cover with the water outlet flow guide channel comprises a pump cover body, wherein a water inlet and a water outlet are formed in the pump cover body, a sunken cavity is formed in the pump cover body, the water inlet is communicated with the cavity and is formed in the end face of the pump cover body to extend towards one side, the water outlet is formed in the outer peripheral face of the pump cover body, and an annular water outlet flow channel which enables water radially output by an impeller to directly flow out of the water outlet or form spiral water flow around the inner wall of the cavity and then flow out of the water outlet is formed in the inner wall of the cavity.
The water-activating pump cover with the water outlet diversion flow channel comprises the starting end positioned on one side of the inner end of the water inlet, and the starting end is provided with the annular diversion groove which is spirally inclined downwards along the periphery of the water inlet and forms a gradually deepened depth from the starting end to the water outlet in the inner cavity.
According to the pump cover of the running water pump with the water outlet diversion flow channel, the starting end is close to the water outlet, and a water retaining end face is formed on one side face of the starting end.
According to the water activating pump cover with the water outlet flow guide channel, the direction of the water outlet is in the tangential direction along the periphery of the pump cover body.
According to the running water pump cover with the water outlet flow guide channel, the axis of the water outlet is obliquely arranged with the mounting plane of the pump cover body.
According to the running water pump cover with the water outlet diversion flow channel, the angle between the axis of the water outlet and the installation plane is 13-20 degrees
The pump cover of the running water pump with the water outlet flow guide channel is characterized in that the outer surface of the pump cover body is provided with the hanging lug installation part extending along one side opposite to the water inlet.
The water activating pump comprises a pump body, wherein the pump body is connected with a water activating pump cover with a water outlet flow guide channel.
Compared with the prior art, the utility model discloses there is following advantage:
1. the utility model provides a running water pump cover with play water conservancy diversion runner, it is through setting up annular play water runner in the pump cover cavity, it is planar structure to have replaced traditional pump cover inboard, the impeller is at the during operation rivers that flow into with the axial from the pressure boost rivers of radial output behind the impeller pressure boost, the part is direct to be passed through the delivery port output, and the rivers on the part flow direction pump lid inner wall, it flows in annular play water runner to be driven, and form heliciform rivers in the cavity along this annular play water runner, finally flow from the delivery port, and form heliciform rivers, the rivers that are favorable to driving the continuous output of impeller flow along with it, make the water flow velocity of water conservancy diversion to delivery port department faster, water pressure is bigger.
2. The utility model discloses running water pump cover with play water conservancy diversion runner, its annular play water runner's initiating terminal still forms the manger plate terminal surface that is located delivery port one side for the part is followed impeller output's rivers and is blockked the back by the manger plate terminal surface, directly flows from the delivery port, and the part is through annular play water runner's rivers, finally can lead to the manger plate terminal surface, thereby force it to flow from the delivery port, prevent that rivers from flowing back again in the annular play water runner, thereby the work efficiency of the pump body has been promoted.
3. The utility model discloses running water pump cover with play water conservancy diversion runner, orientation (axis) and the mounting surface slope of delivery port set up, this is more and more littleer to present small household electrical appliances integrated volume, its installation space is also compressed naturally, traditional pump body installation back, its delivery port and mounting surface level or slope slightly, the angle of the slope that this scheme adds, make the tip and the mounting surface's of delivery port increase after having installed, thereby leave the space of sufficient installation or dismantling, simple structural change reaches this effect, be favorable to installation and later maintenance to dismantle, and reducible reservation installation space's size, can further make the structure more compact.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
FIG. 1 is a first schematic structural diagram of a pump cover;
FIG. 2 is a second schematic structural view of the pump cover;
FIG. 3 is a third schematic structural view of a pump cover;
FIG. 4 is a fourth schematic structural view of the pump cover;
FIG. 5 is a first schematic structural view of a running water pump;
FIG. 6 is a schematic structural view of a live water pump of the present invention;
FIG. 7 is an exploded view of the structure of the water pump of the present invention;
fig. 8 is a sectional view a-a of fig. 6.
[ detailed description ] embodiments
In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to further explain the present invention in detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
When embodiments of the present invention refer to the ordinal numbers "first", "second", etc., it should be understood that the terms are used for distinguishing only when they do express the ordinal order in context.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 8, the water activating pump cover with a water outlet flow guide channel includes a pump cover body 1, the pump cover body 1 is provided with a water inlet 101 and a water outlet 102, the pump cover body 1 is provided with a recessed cavity 11, the water inlet 101 is communicated with the cavity 11 and is arranged on the end surface of the pump cover body 1 to extend to one side, the water outlet 102 is arranged on the outer peripheral surface of the pump cover body 1, and the inner wall of the cavity 11 is provided with an annular water outlet channel 11a which enables water radially output by an impeller to directly flow out from the water outlet 102 or forms spiral water flow around the inner wall of the cavity 11 and then flows out from the water outlet 102. The utility model provides a running water pump cover with play water conservancy diversion runner, it is through setting up annular play water runner in the pump cover cavity, it is planar structure to have replaced traditional pump cover inboard, the impeller is at the during operation rivers that flow into with the axial from the pressure boost rivers of radial output behind the impeller pressure boost, the part is direct to be passed through the delivery port output, and the rivers on the part flow direction pump lid inner wall, it flows in annular play water runner to be driven, and form heliciform rivers in the cavity along this annular play water runner, finally flow from the delivery port, and form heliciform rivers, the rivers that are favorable to driving the continuous output of impeller flow along with it, make the water flow velocity of water conservancy diversion to delivery port department faster, water pressure is bigger.
Specifically, the annular water outlet channel 11a includes a starting end 11a1 located on one side of the inner end of the water inlet 101, and the starting end 11a1 has an annular guiding groove which is formed along the outer circumference of the water inlet 101 and is inclined downwards in a spiral manner, and the depth of the annular guiding groove is gradually increased from the starting end 11a1 to the water outlet 12 in the inner cavity 11. Equivalently, the annular diversion groove is gradually deepened along the axial depth, part of water flow output from the impeller directly flows to the water outlet, and the rest of water flow falls into the annular diversion groove, flows along the annular diversion groove and finally flows out of the water outlet.
Still further, the starting end 11a1 is close to the water outlet 102, and a side surface of the starting end 11a1 forms a water blocking end surface 11a 2. The height of the water retaining end face 11a2, namely the distance from the highest point of the starting end to the lowest point of the tail end of the annular diversion trench, enables part of water flow output from the impeller to directly flow out of the water outlet after being blocked by the water retaining end face, and part of the water flow passing through the annular water outlet flow channel finally flows to the tail end and can be guided to the water retaining end face, so that the water flow is forced to flow out of the water outlet, the water flow is prevented from flowing back into the annular water outlet flow channel, and the working efficiency of the pump body is improved.
Still further, the direction of the water outlet 102 is a tangential direction along the outer periphery of the pump cover body 1. The water flow is opposite to the water flow flowing out in the tangential direction when the water flows out in the radial direction of the impeller.
Specifically, as shown in fig. 5, the axis of the water outlet 102 is arranged obliquely to the mounting plane of the pump cap body 1. This is to present small household electrical appliances integrated volume littleer and littleer, its installation space is also compressed naturally, traditional pump body installation back, its delivery port and mounting plane level or slope slightly, the angle of the slope that this scheme enlarges, the tip that makes the back delivery port of having installed increases with mounting plane's distance, thereby leave sufficient installation or the space of dismantling, simple structural change reaches this effect, be favorable to installation and later maintenance to dismantle, and reducible installation space's of reserving size moreover, can further make the structure more compact.
And the included angle a in the figure that the angle between the axis of the water outlet 102 and the mounting plane is 13-20 degrees is the included angle of the parallel line of the axis of the water outlet and the mounting plane. Since the entire outlet 102 has a certain length, the inclination of the angle can make the front end of the outlet spaced from the installation plane enough to facilitate subsequent installation. In this embodiment, the setting angle is 15 °.
In addition, the outer surface of the pump cover body 1 is provided with a hanging lug installation part 2 extending along one side opposite to the water inlet 101. After the general pump cover is installed on the pump body, the pump cover is installed inside the equipment through the hanging lug installation part.
Still further, as shown in fig. 1 to 4, the water outlet 102 is a main water outlet connected to a main spray arm, and the pump cover body 1 is further provided with an auxiliary water outlet 1021 connected to an auxiliary spray arm. It increases vice delivery port on the pump cover, forms two delivery ports with main delivery port to supply a plurality of spray arms to use, two delivery ports all are relative with the radial play water direction of impeller moreover, make the rivers water pressure of its output satisfy the use that sprays of spray arm, can not lead to the problem that water pressure descends because of the reposition of redundant personnel, thereby adopt a running water pump just can supply two spray arms to use.
More specifically, the front end of the water outlet 102 is a ring-shaped connecting portion 102 a. The quick connection device is used for being quickly connected with an output pipeline and is convenient to install quickly. For example, when the device is applied to a dishwasher, the device is connected with a water pipe of a spray arm.
Moreover, a water outlet channel 102b connected with the cavity 11 and extending outward along the tangential direction of the outer periphery of the pump cover body 1 is arranged in the water outlet 102, and the cross-sectional shape of the water outlet channel 102b is a strip shape with straight edges at the upper and lower sides and circular arc edges at the left and right sides. The flow channel is equivalent to a flat water outlet channel, the sectional area of the flow channel is compressed, so that the flow of water passing through the flow channel is accelerated, and the flow channel is quick to flow due to a simple structure.
And the axis of the auxiliary water outlet 1021 and the mounting plane of the pump cover body 1 are arranged in an inclined manner. The water outlet device has the same function as the water outlet, and the installation position is convenient to reserve.
As shown in fig. 6 to 8, when the pump cover body 1 is installed on the pump body 9, the water inlet 101 is opposite to the impeller water inlet 71 on the pump body 9, a water blocking portion 1011 protruding inwards for blocking water from entering a gap 910 between the peripheral wall of the impeller water inlet 71 and the inner wall of the water inlet 101 is disposed on the inner wall of the water inlet 101, and an inner peripheral surface of the water blocking portion 1011 is an inclined flow guiding structure for guiding water to the impeller water inlet 71. It is to traditional manger plate portion, in this scheme water inlet bore size is made generous convenient heavy current to flow in the pump body as far as possible, and when blocking the gap that the rivers can flow between impeller water inlet perisporium and the inside perisporium of water inlet through manger plate portion, through the water inlet of oblique water conservancy diversion structure with the interior rivers direct direction of water inlet to impeller to subtract because of the resistance that manger plate portion blockked rivers and produce, make water inlet play rivers faster, thereby promote the holistic pressurization of the pump body and carry the effect.
Further, the cross section of the water blocking portion 1011 is in a bell mouth shape with the caliber gradually decreasing from the water inflow direction. The size of the end face of the water retaining plate is reduced, and the section of the bell mouth shape is utilized to lead water flow into the water inlet of the impeller along the inclined plane, so that the caliber of the water inlet is increased to the maximum extent, and the resistance to the water flow is reduced.
Further, the height of the water blocking portion 1011 opposite to the impeller water inlet 71 is higher than or equal to the inner wall surface of the impeller water inlet 71. In this scheme, water blocking portion 1011 is the annular bulge, and its height is the bellied internal diameter of annular, and the internal diameter that is higher than impeller water inlet 71 is equivalent to the bellied internal diameter of annular and is less than the bore of impeller water inlet to conveniently with leading-in the impeller water inlet of the rivers biggest of water inlet 101 department. However, if the height of the protrusion is too high, the water flow is affected, and if the height of the protrusion is too low, the water cannot be retained. So this scheme sets up the bore that highly and impeller water inlet held level mutually.
When the pump cover body 1 is mounted on the pump body 9, a gap is left between the water blocking portion 1011 and the impeller water inlet 71. Because the impeller rotates at a high speed during working, the pump cover can vibrate easily if no gap is arranged, and the pump body is generally installed in the electric appliance through the pump cover, so that a gap is reserved between the pump cover and the impeller, and the shock absorption is facilitated.
The utility model provides a running water pump cover with play water conservancy diversion runner, it is through setting up annular play water runner in the pump cover cavity, it is planar structure to have replaced traditional pump cover inboard, the impeller is at the during operation rivers that flow into with the axial from the pressure boost rivers of radial output behind the impeller pressure boost, the part is direct to be passed through the delivery port output, and the rivers on the part flow direction pump lid inner wall, it flows in annular play water runner to be driven, and form heliciform rivers in the cavity along this annular play water runner, finally flow from the delivery port, and form heliciform rivers, the rivers that are favorable to driving the continuous output of impeller flow along with it, make the water flow velocity of water conservancy diversion to delivery port department faster, water pressure is bigger.
The foregoing is illustrative of one embodiment provided in connection with the detailed description and is not intended to limit the invention to the specific embodiment described. All with the utility model discloses a method, structure etc. are similar, the same, or to the utility model discloses make a plurality of technological deductions or replacement under the design prerequisite, all should regard as the utility model discloses a protection scope.
Claims (8)
1. The running water pump cover with the water outlet flow guide channel is characterized by comprising a pump cover body (1), wherein a water inlet (101) and a water outlet (102) are formed in the pump cover body (1), the pump cover body (1) is provided with a sunken cavity (11), the water inlet (101) is communicated with the cavity (11) and is arranged on the end face of the pump cover body (1) to extend towards one side, the water outlet (102) is formed in the outer peripheral face of the pump cover body (1), and water which is radially output by an impeller is directly discharged from the water outlet (102) or forms spiral water flow around the inner wall of the cavity (11) and then flows out from the water outlet (102) in an annular water outlet flow channel (11 a).
2. The pump cover of the running water pump with the water guide flow passage according to claim 1, characterized in that the annular water outlet flow passage (11a) comprises a starting end (11a1) on one side of the inner end of the water inlet (101), and the starting end (11a1) is provided with an annular guide groove which is spirally inclined downwards along the periphery of the water inlet (101) and has a depth gradually increased from the starting end (11a1) to the water outlet (102) in the cavity (11).
3. The running water pump cover with the water outlet diversion flow passage according to claim 2, wherein the starting end (11a1) is close to the water outlet (102), and one side surface of the starting end (11a1) forms a water retaining end surface (11a 2).
4. The running water pump cover with the water outlet diversion flow passage according to claim 2, characterized in that the orientation of the water outlet (102) is tangential along the periphery of the pump cover body (1).
5. The running water pump cover with the water outlet diversion flow passage according to claim 4, characterized in that the axis of the water outlet (102) is arranged obliquely to the mounting plane of the pump cover body (1).
6. The running water pump cover with the water outlet diversion flow channel as claimed in claim 5, wherein the angle between the axis of the water outlet (102) and the installation plane is 13-20 °.
7. A running water pump cover with a water outlet diversion flow passage according to claim 5, characterized in that the outer surface of the pump cover body (1) is provided with a lug installation part (2) extending along the side opposite to the water inlet (101).
8. The water activating pump is characterized by comprising a pump body (9), wherein the pump body (9) is connected with a water activating pump cover with a water outlet diversion flow passage according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986100.0U CN211343491U (en) | 2019-11-16 | 2019-11-16 | Water activating pump cover with water outlet flow guide channel and water activating pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921986100.0U CN211343491U (en) | 2019-11-16 | 2019-11-16 | Water activating pump cover with water outlet flow guide channel and water activating pump |
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| Publication Number | Publication Date |
|---|---|
| CN211343491U true CN211343491U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921986100.0U Active CN211343491U (en) | 2019-11-16 | 2019-11-16 | Water activating pump cover with water outlet flow guide channel and water activating pump |
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| CN (1) | CN211343491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153766A (en) * | 2021-05-26 | 2021-07-23 | 苏州沃达园林机械有限公司 | High-working-performance submersible pump |
-
2019
- 2019-11-16 CN CN201921986100.0U patent/CN211343491U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113153766A (en) * | 2021-05-26 | 2021-07-23 | 苏州沃达园林机械有限公司 | High-working-performance submersible pump |
| CN113153766B (en) * | 2021-05-26 | 2024-01-23 | 苏州沃达园林机械有限公司 | High-working-performance submersible pump |
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