CN219101624U - Deep well pump and water outlet structure thereof - Google Patents
Deep well pump and water outlet structure thereof Download PDFInfo
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- CN219101624U CN219101624U CN202222762088.3U CN202222762088U CN219101624U CN 219101624 U CN219101624 U CN 219101624U CN 202222762088 U CN202222762088 U CN 202222762088U CN 219101624 U CN219101624 U CN 219101624U
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Abstract
The utility model provides a deep-well pump water outlet structure, which comprises a pump body, wherein a pump water outlet is arranged at the tail part of the pump body, a sliding arrangement is further arranged in the pump body, and a plugging valve body matched with the pump water outlet is plugged or opened; the pump water outlet is provided with a first water outlet part along the water inlet direction and a second water outlet part matched with the plugging valve body, the second water outlet part is provided with an arc-surface diversion surface, and the plugging valve body is provided with an arc-surface compression surface matched with the arc-surface diversion surface. The pump body water outlet processing is two parts, pump water pumps out through first water outlet portion, flows into the second water outlet portion of cambered surface guide surface structure, sets up the shutoff valve body into the cambered surface compression face, encloses into the arc water conservancy diversion passageway between cambered surface compression face and the cambered surface guide surface, through setting up to the cambered surface structure to the passageway between shutoff valve body and the pump water export for pump water shunts smoothly and flows out, reduces the shutoff valve body and chokes to pump water, improves pump water efficiency, guarantees pump water safety. The utility model also provides a deep well pump.
Description
Technical Field
The utility model relates to the technical field of deep-well pumps, in particular to a deep-well pump and a water outlet structure thereof.
Background
The deep well pump is a pump which is immersed in an underground water well to suck and convey water, and is widely applied to farmland irrigation and drainage, industrial and mining enterprises, urban water supply and drainage, sewage treatment and the like.
The deep-well pump is applied to a deeper underground environment, sediment is usually faced in the water environment of the pump, although a filtering component is arranged on the deep-well pump, part of sediment still enters the pump body impeller, meanwhile, the deeper water environment of the pump is impacted by falling water in a pipeline after the motor stops working, a one-way valve is usually arranged at the outlet position of the pump body for ensuring the safety of the pump body impeller, and when the deep-well pump works, the one-way valve is opened by utilizing the pressure of pump water, and the water pumping structure and the one-way valve fall to block a water outlet. The existing check valve generally adopts an elastic supporting sealing valve plate, and is easy to impact a water outlet due to the action of water pressure in a pipeline, and can also block pumping water in the pumping process, so that the working safety of the deep well pump is affected.
Disclosure of Invention
In view of the above, the utility model provides a deep-well pump water outlet structure to ensure the safety of the deep-well pump water; the utility model also provides a deep well pump.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the deep well pump water outlet structure comprises a pump body, wherein a pump water outlet is arranged at the tail part of the pump body, a plugging valve body which is matched with the pump water outlet in a plugging or opening way is also arranged in the pump body in a sliding way;
the pump water outlet is provided with a first water outlet part along the water inlet direction and a second water outlet part matched with the plugging valve body, the second water outlet part is provided with an arc-surface diversion surface, and the plugging valve body is provided with an arc-surface compression surface matched with the arc-surface diversion surface.
Preferably, in the deep-well pump water outlet structure, the cambered surface guide surface is a cambered surface guide surface circumferentially arranged around the pump body, and the cambered surface compression surface is provided with a cambered surface compression surface in compression fit with a narrow opening of the cambered surface guide surface.
Preferably, in the deep well pump water outlet structure, the plugging valve body is a plugging valve body with a circular arc conical surface structure, and when the plugging valve body is completely opened, the plugging valve body and the flow area of the circular arc surface diversion surface are basically arranged at different heights.
Preferably, in the deep-well pump water outlet structure, a first end of the first water outlet portion is communicated with the inside of the pump body, and a second end of the first water outlet portion is communicated with a narrow opening position of the circular arc surface diversion surface.
Preferably, in the deep well pump water outlet structure, a valve body guide frame is further disposed at a wide opening position of the circular arc surface guide surface, and the plugging valve body is slidably pressed on the valve body guide frame or separated from the valve body guide frame.
Preferably, in the deep well pump water outlet structure, the plugging valve body extends out of a sliding rod, a sliding guide hole is formed in the valve body guide frame, and the sliding rod is arranged in the sliding guide hole in a sliding mode.
Preferably, in the deep-well pump water outlet structure, the plugging valve body is provided with a shell with a circular conical surface structure, and the sliding rod extends out from the top inner wall surface of the shell;
a plurality of reinforcing ribs are distributed and supported between the sliding rod and the shell.
Preferably, in the deep-well pump water outlet structure, the sliding rod is a conical sliding rod with an inner diameter gradually reduced from the root to the tip, and the sliding guide hole comprises an inner ring guide wall surface in contact fit with the outer wall of the conical sliding rod and an inner ring water passing wall surface surrounding a water passing channel with the outer wall of the conical sliding rod;
the inner diameter of the water passing wall surface of the inner ring is larger than the inner diameter of the guiding wall surface of the inner ring.
Preferably, in the deep-well pump water outlet structure, the valve body guide frame comprises a guide frame main body formed by guide frame blades which are arranged in a crossing manner, and guide sharp corners which are arranged close to the circular arc surface guide surfaces extend out of the edges of the guide frame blades.
The deep-well pump is characterized in that a one-way valve for plugging the deep-well pump is arranged at a pump body water outlet, and a diversion matched water outlet structure of the deep-well pump is arranged between the one-way valve and the pump body water outlet.
The utility model provides a deep well pump water outlet structure, which comprises a pump body, wherein a pump water outlet is arranged at the tail part of the pump body, a sliding arrangement is further arranged in the pump body, and a plugging valve body matched with the pump water outlet is plugged or opened; the pump water outlet is provided with a first water outlet part along the water inlet direction and a second water outlet part matched with the plugging valve body, the second water outlet part is provided with an arc-surface diversion surface, and the plugging valve body is provided with an arc-surface compression surface matched with the arc-surface diversion surface. The pump body water outlet processing is two parts, pump water pumps out through first water outlet portion, flows into the second water outlet portion of cambered surface guide surface structure, sets up the shutoff valve body into the cambered surface compression face, encloses into the arc water conservancy diversion passageway between cambered surface compression face and the cambered surface guide surface, through setting up to the cambered surface structure to the passageway between shutoff valve body and the pump water export for pump water shunts smoothly and flows out, reduces the shutoff valve body and chokes to pump water, improves pump water efficiency, guarantees pump water safety.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a valve body opening structure in a deep well pump water outlet structure provided by the utility model;
FIG. 2 is a schematic view of the valve body of FIG. 1 closed;
FIG. 3 is a cross-sectional view of the water outlet structure of the deep-well pump of FIG. 1;
FIG. 4 is a schematic view of a first directional structure of the plugging valve body in FIG. 1;
fig. 5 is a schematic view of a second directional structure of the plugging valve body in fig. 1.
Detailed Description
The utility model discloses a deep-well pump water outlet structure, which ensures the safety of the deep-well pump water; the utility model also provides a deep well pump.
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 5, fig. 1 is a schematic diagram of a structure for opening a valve body in a deep-well pump water outlet structure provided by the utility model; FIG. 2 is a schematic view of the valve body of FIG. 1 closed; FIG. 3 is a cross-sectional view of the water outlet structure of the deep-well pump of FIG. 1; FIG. 4 is a schematic view of a first directional structure of the plugging valve body in FIG. 1; fig. 5 is a schematic view of a second directional structure of the plugging valve body in fig. 1.
The embodiment provides a deep-well pump water outlet structure, which comprises a pump body 1, wherein a pump water outlet 2 is arranged at the tail part of the pump body 1, a sliding arrangement is further arranged in the pump body 1, and a sealing valve body 3 matched with the pump water outlet 2 is sealed or opened; the pump water outlet 2 has a first water outlet portion 21 along the water inlet direction, and a second water outlet portion 22 fitted with the shutoff valve body 3, the second water outlet portion 22 having an arcuate surface diversion surface 201, the shutoff valve body 3 having an arcuate surface compression surface 301 fitted with the arcuate surface diversion surface 201. The pump water outlet 2 is processed into two parts, pump water is pumped out through the first water outlet part 21, flows into the second water outlet part 22 of the cambered surface guide surface 201 structure, the plugging valve body 3 is arranged to be the cambered surface compression surface 301, the cambered surface compression surface 301 and the cambered surface guide surface 201 enclose an arc guide channel 23, and the channel between the plugging valve body 3 and the pump water outlet 2 is arranged to be the cambered surface structure, so that the pump water is smoothly split and flows out, the flow resistance of the plugging valve body 3 to the pump water is reduced, the pump water efficiency is improved, and the pump water safety is ensured.
In order to ensure smooth opening of the plugging valve body, the plugging end of the plugging valve body 3 is provided with a valve opening push hole 31 for avoiding the tight locking between the arc plugging end surface and the arc surface guide surface 201, and the valve opening push hole 31 axially extends into the plugging valve body 3, and the opening end of the valve opening push hole 31 is arranged opposite to the first water outlet part 21. The open end of the valve opening push hole 31 is opposite to the water outlet direction of the pump body, the impact opening of the plugging valve body 3 can be directly carried out through the valve opening push hole 31 by utilizing the impact force of pump water, meanwhile, an open pore channel is formed through the center, the pump water pressure provides pushing power through the valve opening through hole 31, and the situation that the plugging valve body 3 is blocked due to the fact that the cambered surface compression surface 301 is stressed on one side is avoided.
In this embodiment, the cambered surface guide surface 201 is a cambered surface guide surface circumferentially arranged around the pump body, and the cambered surface compression surface 301 has a cambered surface compression surface which is in compression fit with a narrow opening of the cambered surface guide surface.
Further, the plugging valve body 3 is a plugging valve body with a circular arc conical surface structure, and when the plugging valve body 3 is completely opened, the plugging valve body 3 is basically arranged with the flow area of the circular arc surface diversion surface 201 at different heights.
The first end of the first water outlet portion 21 is communicated with the pump body interior 4, and the second end of the first water outlet portion is communicated with the narrow opening position of the circular arc surface guide surface.
The wide opening position of the arc surface guide surface is also provided with a valve body guide frame 5, and the plugging valve body 3 can be tightly pressed on the valve body guide frame 5 in a sliding manner or separated from the valve body guide frame 5.
The first water outlet part 21 is communicated with the pump body inside 4, water pumped by the impeller 6 flows through the first water outlet part 21, the first water outlet part 21 is tightly pressed on the impeller current carrier, and the inner diameter size of the first water outlet part 21 corresponds to the water outlet of the impeller current carrier. The second water outlet portion 22 is internally provided with the plugging valve body 3, so that the plugging valve body 3 can block pumping water, an arc surface structure is arranged on the plugging valve body 3, meanwhile, the inner wall 201 of the second water outlet portion 22 is also provided with an arc surface guide surface for balancing the flow of the pump body and the rear end drain pipe, the plugging valve body 3 is opposite to the arc surface guide surface through an arc surface compression surface, and when the water flow pump out and the plugging valve body 3 are impacted, the arc surface structure of the plugging valve body 3 guides water flow, so that energy loss of the water flow is reduced.
Meanwhile, the inner wall surface of the second water outlet part 22 and the outer surface of the plugging valve body 3 are both provided with arc-shaped surface matching structures, on one hand, water flow is smoothly transited, and on the other hand, the direction of the water flow is changed through the arc-shaped surface matching structures, so that the cross section area of the water flow along the height direction of the plugging valve body 3 is basically the same in the flowing direction, the kinetic energy stability in the water diversion process is further improved, and the guarantee is provided for the stability of the lift of the pump body.
In this case, in a specific embodiment, the plugging valve body 3 extends from the sliding rod 32, the sliding guide hole 51 is arranged on the valve body guide frame 5, and the sliding rod 32 is slidably arranged in the sliding guide hole 51. The shutoff valve body 3 is basically along the pump body axial to the shutoff of pump water outlet, considers simultaneously that shutoff valve body 3 receives pump water impact at pump water in-process, sets up valve body guide 5 and cooperates with it, and valve body guide 5 is located the rear end of shutoff valve body 3 roll-off direction, adopts slide bar 32 and the mode of sliding guiding hole 51 to slide with shutoff valve body 3 and leads.
Specifically, the sliding rod 32 is a tapered sliding rod with an inner diameter gradually reduced from a root to a tip, the sliding guide hole 51 comprises an inner ring guide wall surface 511 in contact fit with the outer wall of the tapered sliding rod, and an inner ring water passing wall surface 512 surrounding a water passing channel with the outer wall of the tapered sliding rod; the inner diameter of the inner ring water passing wall 512 is larger than the inner diameter of the inner ring guide wall 511.
Further, the valve body guide 5 includes a guide body composed of guide blades 52 arranged alternately, and guide sharp corners 53 arranged to abut against the circular arc surface guide surface are projected from the edges of the guide blades 52.
The shutoff valve body 3 receives pump water impact, receives the guiding action of slide bar 32 and slip guiding hole 51, still can produce certain radial offset owing to the uncertainty of water impact direction, sets up slide bar 32 as the toper slide bar, correspondingly, the slip guiding hole 51 is the bell mouth, simultaneously, sets up the slip guiding hole 51 to have the abnormal shape structure of inner circle guide wall 511 and inner circle water wall 512, on the one hand, when shutoff valve body 3 takes place the radial offset of low-angle, through the self-adjusting function of slide bar 32 and slip guiding hole 51 of toper structure, guarantee that slide bar 32 can fall into the slip guiding hole 51 bottom.
Meanwhile, in order to avoid the sticking and locking between the slide bar 32 and the sliding guide hole 51, an inner ring water passing wall surface 512 and an inner ring guide wall surface 511 with different inner diameters are arranged, and when the inner ring guide wall surface 511 is stuck and locked with the slide bar 32, water flow in the drain pipe can impact on the plugging valve body 3 through the inner ring water passing wall surface 512, so that the plugging valve body 3 is smoothly separated by being punched and separated from the valve body guide frame.
The valve body guide 5 includes two guide blades 52 crossing each other, and the two guide blades 52 are provided with a cylindrical guide cylinder 53 at the middle joint position, in which a processing sliding guide hole 51 is prepared, that is, 4 or more pieces of semiconductor guide blades 52 may be provided in combination with the cylindrical guide cylinder 53, to form the valve body guide 5.
It will be appreciated that the valve guide 5 is supported at the outlet of the pump body 1, the thickness of the guide vane 52 will block the water flow, and especially for the edge of the valve guide 5, since the middle part is blocked and matched by the plugging valve body 3, the edge of the guide vane 52 is provided with the guide sharp corner 53, and the water flow is split by the guide sharp corner 53 and then impacted on the guide vane 52, thereby reducing the pumping resistance.
In the embodiment, the plugging valve body 3 is provided with a shell 33 with a circular arc conical surface structure, and the sliding rod 32 extends out from the top inner wall surface of the shell 33; a plurality of reinforcing ribs 34 are distributed and supported between the slide bar 32 and the shell 33. The shutoff valve body 3 is opened by pumping rivers impact, and the pump body stop work, and shutoff valve body 3 is plugged up pumping outlet by the gravity drive of drain pipe normal water, sets up shutoff valve body 3 to the shell structure who has the conical surface, reduces the dead weight of shutoff valve body on the one hand, and on the other hand, in the play water direction, easily realizes the separation water conservancy diversion to rivers, when the return water, utilizes shell structure to reduce the shutoff degree of difficulty to the pump body outlet.
Of course, the plugging valve body 3 can be set to be of a semicircular arc structure, and can be designed to be of a semicircular arc shape on the front section of the valve body cambered surface 3011, and the radian of the rear section of the valve body cambered surface 3012 is adjusted, so that the plugging valve body 3 can smoothly enter the first water outlet portion 21 and form effective sealing with the second water outlet portion 22, and a diversion channel can be formed between the plugging valve body and the circular arc inner wall surface of the pump body, and water flow is easy to flow out.
Based on the deep-well pump water outlet structure provided by the embodiment, the utility model also provides a deep-well pump, wherein a one-way valve for plugging the deep-well pump is arranged at the water outlet of the pump body.
The deep-well pump adopts the deep-well pump water outlet structure of the embodiment, so that the deep-well pump has the beneficial effects brought by the deep-well pump water outlet structure.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. The deep well pump water outlet structure is characterized by comprising a pump body, wherein a pump water outlet is arranged at the tail part of the pump body, and a plugging valve body which is matched with the pump water outlet in a plugging or opening way is also arranged in the pump body in a sliding way;
the pump water outlet is provided with a first water outlet part along the water inlet direction and a second water outlet part matched with the plugging valve body, the second water outlet part is provided with an arc-surface diversion surface, and the plugging valve body is provided with an arc-surface compression surface matched with the arc-surface diversion surface.
2. The deep-well pump water outlet structure according to claim 1, wherein the cambered surface guide surface is a cambered surface guide surface circumferentially arranged around the pump body, and the cambered surface compression surface is provided with a cambered surface compression surface which is in compression fit with a narrow opening of the cambered surface guide surface.
3. The deep-well pump water outlet structure according to claim 2, wherein the plugging valve body is a plugging valve body with a circular arc conical surface structure, and when the plugging valve body is fully opened, the plugging valve body is arranged at different heights and is basically the same as the flow area of the circular arc surface diversion surface.
4. The deep-well pump water outlet structure according to claim 3, wherein a first end of the first water outlet portion is communicated with the inside of the pump body, and a second end of the first water outlet portion is communicated with a narrow opening position of the circular arc surface guide surface.
5. The deep-well pump water outlet structure according to claim 3, wherein a valve body guide frame is further arranged at the wide opening position of the circular arc surface guide surface, and the plugging valve body can be slidably pressed on the valve body guide frame or separated from the valve body guide frame.
6. The deep-well pump water outlet structure according to claim 5, wherein the plugging valve body extends out of a sliding rod, a sliding guide hole is formed in the valve body guide frame, and the sliding rod is arranged in the sliding guide hole in a sliding mode.
7. The deep-well pump water outlet structure according to claim 6, wherein the shutoff valve body is provided with a shell with a circular conical surface structure, and the sliding rod extends out from the top inner wall surface of the shell;
a plurality of reinforcing ribs are distributed and supported between the sliding rod and the shell.
8. The deep-well pump water outlet structure according to claim 7, wherein the sliding rod is a conical sliding rod with an inner diameter gradually reduced from a root to a tip, the sliding guide hole comprises an inner ring guide wall surface in contact fit with the outer wall of the conical sliding rod, and an inner ring water passing wall surface surrounding a water passing channel with the outer wall of the conical sliding rod;
the inner diameter of the water passing wall surface of the inner ring is larger than the inner diameter of the guiding wall surface of the inner ring.
9. The deep-well pump water outlet structure according to claim 6, wherein the valve body guide comprises a guide body composed of guide blades arranged in a crossing manner, and guide sharp corners arranged to be abutted against the circular arc surface guide surfaces extend from edges of the guide blades.
10. The deep-well pump water outlet structure according to claim 1, wherein the plugging end of the plugging valve body is provided with a valve opening push hole, the valve opening push hole axially extends into the plugging valve body, and the opening end of the valve opening push hole is arranged opposite to the first water outlet part.
11. A deep-well pump, the pump body water outlet of which is provided with a one-way valve for plugging the pump body water outlet, characterized in that a diversion matched water outlet structure of the deep-well pump as claimed in any one of claims 1-10 is arranged between the one-way valve and the pump body water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222762088.3U CN219101624U (en) | 2022-10-19 | 2022-10-19 | Deep well pump and water outlet structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222762088.3U CN219101624U (en) | 2022-10-19 | 2022-10-19 | Deep well pump and water outlet structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219101624U true CN219101624U (en) | 2023-05-30 |
Family
ID=86465356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222762088.3U Active CN219101624U (en) | 2022-10-19 | 2022-10-19 | Deep well pump and water outlet structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219101624U (en) |
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2022
- 2022-10-19 CN CN202222762088.3U patent/CN219101624U/en active Active
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