CN219221299U - Integrated structure of self-priming valve is established in water pump - Google Patents
Integrated structure of self-priming valve is established in water pump Download PDFInfo
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- CN219221299U CN219221299U CN202223363869.1U CN202223363869U CN219221299U CN 219221299 U CN219221299 U CN 219221299U CN 202223363869 U CN202223363869 U CN 202223363869U CN 219221299 U CN219221299 U CN 219221299U
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Abstract
The utility model discloses an integrated structure with a self-priming valve in a water pump, and relates to the technical field of water pumps. The utility model comprises a valve seat arranged in a water pump, wherein a flow passage with two through sides is arranged on the valve seat, a flow baffle plate with an arc-shaped structure is arranged on the inner wall of the flow passage, an inlet and outlet cavity is arranged at the lower side of the flow baffle plate, an inlet and outlet cavity first end is formed between the flow baffle plate and the inner wall of the flow passage, and an opening of the inlet and outlet first end is arranged opposite to an opening at one side of the flow passage; the lower side of the baffle plate is provided with a valve core cavity which is communicated with the inlet and outlet cavity, a telescopic valve core body is arranged in the valve core cavity, and a first spring is arranged between the valve core body and the valve core cavity; the limiting buckle is arranged at the end part of the valve core cavity and is used for limiting the end part of the valve core body; the structure forms a unified integrated module by assembling all parts, and can realize standardized, generalized and serialized use on different water pumps through standardized design of interfaces, so that the number of parts is reduced.
Description
Technical Field
The utility model relates to the technical field of water pumps, in particular to an integrated structure with a self-priming valve in a water pump.
Background
At present, the existing self-priming structure is designed based on a single product, basically is a one-to-one structure, parts are assembled independently, different parts are matched for different products, the number of the types of the parts is more, meanwhile, the self-priming structure is fixed, a reflux cover matched with a water pump cavity is specially arranged, the occupied space is large, and meanwhile, the material consumption is more.
Chinese patent publication No. CN213743999U discloses a self-priming structure of water pump, including setting up the backward flow lid on the water pump, be provided with from the suction valve in the backward flow hole in the backward flow lid, be the rubber valve from the suction valve, be provided with a plurality of self-suction valve through-holes that communicate with from the suction hole from the suction valve bottom, from the suction valve through-hole closure when upwards moving from the suction valve bottom. The intelligent household appliance has the defects of low universalization degree, multiple consumables and large occupied space.
Disclosure of Invention
The integrated structure provided by the utility model overcomes the defects of low universalization degree, more material consumption and large occupied space of the self-priming structure in the prior art, and can effectively improve the universalization degree, reduce the number of parts and save space.
In order to solve the technical problems, the utility model adopts the following technical scheme: an integrated structure of a self-priming valve arranged in a water pump comprises a valve seat arranged in the water pump, wherein a flow channel with two through sides is arranged on the valve seat, a baffle plate with an arc-shaped structure is arranged on the inner wall of the flow channel, an inlet and outlet cavity body is arranged at the lower side of the baffle plate, an inlet and outlet first end of the inlet and outlet cavity body is formed between the baffle plate and the inner wall of the flow channel, an opening of the inlet and outlet first end faces to be opposite to an opening at one side of the flow channel, and an opening of the inlet and outlet first end faces to be opposite to an opening at the other side of the flow channel; the lower side of the baffle plate is provided with a valve core cavity which is communicated with the inlet and outlet cavity, a telescopic valve core body is arranged in the valve core cavity, and a first spring is arranged between the valve core body and the valve core cavity; the limiting buckle is arranged at the end part of the valve core cavity and is used for limiting the end part of the valve core body. The valve seat is a main body of the whole integrated structure and can be used as a part of a flow channel, meanwhile, a flow baffle plate structure is arranged on the valve seat, and the lower side of the flow baffle plate is opposite to the inner side of an inlet of the impeller; the structure forms a unified integrated module by assembling all parts, and can realize standardized, generalized and serialized use on different water pumps through standardized design of interfaces, so that the number of parts is reduced.
Preferably, the inlet and outlet cavity is provided with a hollow annular extension body towards one side of the valve core cavity, an annular groove is formed between the annular extension body and the valve core cavity, and the first end of the first spring is connected to the bottom of the annular groove. Is favorable for the connection of the valve seat and the valve core body.
Preferably, a plurality of convex strips are circumferentially equidistant on the inner wall of the valve core cavity, so that a plurality of small flow passages are formed between the inner wall of the valve core cavity and the valve core body. The four protruding strips are arranged at the periphery of the valve core cavity at equal intervals, and the wall body of one side of the protruding strip close to the center can be used for limiting the periphery of the valve core body, and meanwhile, the formed small flow channels are beneficial to the circulation of liquid.
Preferably, the valve core body comprises an outer valve core arranged in a valve core cavity, an inner valve core arranged in the outer valve core, and a second spring arranged between the inner valve core and the outer valve core, wherein the end part of the inner valve core is provided with a first O-shaped ring seal, and the outer side wall of the outer valve core is provided with a second O-shaped ring seal. The inner valve core, the second spring and the first O-shaped sealing ring in the structure can be fixed on the outer valve core in advance to be used as a component, and then the component and the valve seat are combined to form a complete self-priming valve integrated structure.
Preferably, the outer valve core comprises a first circular truncated cone body and a second circular truncated cone body arranged on the first circular truncated cone body, the first spring is arranged outside the circular truncated cone body in a sleeved mode, the second end of the first spring is in butt joint with one end face of the circular truncated cone body, an inner cavity for installing the inner valve core is arranged in the valve core body, a plurality of first through holes communicated with the inner cavity are formed in a circumferential array of the circular truncated cone body, second through holes communicated with the inner cavity are formed in the end wall of the first circular truncated cone body, and the first through holes and the second through holes can be communicated or sealed through the inner valve core. The structure is favorable for the circulation of liquid
Preferably, a detachable end cover is arranged on the first round table body. The valve core body is convenient to disassemble and assemble.
Preferably, the valve core body comprises a first connecting body, a cap-shaped body arranged on the first connecting body and an annular bulge arranged on the cap-shaped body, a step structure is formed between the annular bulge and the cap-shaped body, and an O-shaped ring III is arranged at the connecting end of the annular bulge and the cap-shaped body. The valve core body and the O-shaped sealing ring III in the structure can be fixed on the outer valve core in advance to be used as a component, and then the component and the valve seat are combined to form a complete self-priming valve integrated structure.
Preferably, the end part of the annular extension body forms a second inlet and outlet at the second end of the inlet and outlet cavity, and the two end walls of the inlet and outlet are provided with inclined transition edges. Is favorable for the connection and the matching of the inlet and outlet cavity body and the valve core body.
Compared with the prior art, the utility model has the beneficial effects that: the self-priming valve structure is integrated, so that the self-priming valve structure can be made into a unified integrated module, and standardized, generalized and serial use can be realized on different water pumps through standardized design of interfaces, so that the number of parts is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of an integrated structure of a self-priming valve incorporated in a water pump according to the present utility model;
FIG. 2 is a cross-sectional view of an integrated structure of a self-priming valve incorporated in a water pump according to the present utility model;
FIG. 3 is an exploded view of example 2 of the present utility model;
fig. 4 is a schematic structural view of embodiment 3 of the present utility model;
in the figure: a valve seat 1; a flow channel 2; a baffle 3; an inlet and outlet chamber 4; an inlet and an outlet 5; a spool cavity 6; a valve core body 7; a first spring 8; a limit buckle 9; an annular extension body 10; an annular groove 11; a convex strip 12; a small flow channel 13; a second inlet and outlet 14; a sloped transition edge 15; an outer spool 16; an inner spool 17; a second spring 18; o-ring seal ring I19; o-ring seal ring II 20; a first truncated cone body 21; a second truncated cone 22; an inner cavity 23; a first through hole 24; a second through hole 25; a first connector 26; a cap-shaped body 27; an annular projection 28; o-ring III 29; end cap 30.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1: an integrated structure (see fig. 1-4) with a self-priming valve in a water pump comprises a valve seat 1 arranged in the water pump, wherein a flow channel 2 with two through sides is arranged on the valve seat, a baffle plate 3 with an arc structure is arranged on the inner wall of the flow channel, an inlet and outlet cavity 4 is arranged on the lower side of the baffle plate, an inlet and outlet cavity 5 at the first end of the inlet and outlet cavity is formed between the baffle plate and the inner wall of the flow channel, the opening of the inlet and outlet is arranged opposite to the opening at one side of the flow channel, and the opening of the inlet and outlet is arranged opposite to the opening at the other side of the flow channel; the lower side of the baffle plate is provided with a valve core cavity 6 which is communicated with the inlet and outlet cavities, a telescopic valve core body 7 is arranged in the valve core cavity, and a first spring 8 is arranged between the valve core body and the valve core cavity; and the limiting buckle 9 is arranged at the end part of the valve core cavity and is used for limiting the end part of the valve core body. The valve seat is a main body of the whole integrated structure and can be used as a part of a flow channel, meanwhile, a flow baffle plate structure is arranged on the valve seat, and the lower side of the flow baffle plate is opposite to the inner side of an inlet of the impeller; the structure forms a unified integrated module by assembling all parts, and can realize standardized, generalized and serialized use on different water pumps through standardized design of interfaces, so that the number of parts is reduced.
The inlet and outlet cavity is provided with a hollow annular extension body 10 towards one side of the valve core cavity, an annular groove 11 is formed between the annular extension body and the valve core cavity, and a first end of the first spring is connected to the bottom of the annular groove. Is favorable for the connection of the valve seat and the valve core body.
A plurality of raised strips 12 are circumferentially and equidistantly arranged on the inner wall of the valve core cavity, so that a plurality of small flow channels 13 are formed between the inner wall of the valve core cavity and the valve core body. The four protruding strips are arranged at the periphery of the valve core cavity at equal intervals, and the wall body of one side of the protruding strip close to the center can be used for limiting the periphery of the valve core body, and meanwhile, the formed small flow channels are beneficial to the circulation of liquid.
The end of the annular extension body forms a second inlet and outlet 14 at the second end of the inlet and outlet cavity, and the two end walls of the inlet and outlet are provided with inclined transition edges 15. Is favorable for the connection and the matching of the inlet and outlet cavity body and the valve core body.
Specific example 2:
referring to fig. 1 to 3, this embodiment is a structure in which a valve core body is added on the basis of embodiment 1, and the valve core body includes an outer valve core 16 disposed in a valve core cavity, an inner valve core 17 disposed in the outer valve core, and a second spring 18 disposed between the inner valve core and the outer valve core, wherein an O-ring seal ring 19 is disposed at an end of the inner valve core, and an O-ring seal ring 20 is disposed on an outer wall of the outer valve core. The inner valve core, the second spring and the first O-shaped sealing ring in the structure can be fixed on the outer valve core in advance to be used as a component, and then the component and the valve seat are combined to form a complete self-priming valve integrated structure.
The outer valve core comprises a first circular truncated cone body 21 and a second circular truncated cone body 22 which are arranged on the first circular truncated cone body, a first spring sleeve is arranged outside the circular truncated cone body, a second end of the spring sleeve is in butt joint with one end face of the circular truncated cone body, an inner cavity 23 for installing the inner valve core is arranged in the valve core body, a plurality of first through holes 24 communicated with the inner cavity are formed in a circumferential array of the circular truncated cone body, a second through hole 25 communicated with the inner cavity is formed in the end wall of the circular truncated cone body, and the first through holes and the second through holes can be communicated or sealed through the inner valve core. The structure is beneficial to the circulation of liquid; a detachable end cover 30 is arranged on the first round table body. The valve core body is convenient to disassemble and assemble.
Specific example 3:
referring to fig. 1 and 4, this embodiment is a structure in which a valve core body is added on the basis of embodiment 1, the valve core body includes a first connector 26, a cap-shaped body 27 disposed on the first connector, and an annular protrusion 28 disposed on the cap-shaped body, a step structure is formed between the annular protrusion and the cap-shaped body, and an O-ring three 29 is disposed at a connection end of the annular protrusion and the cap-shaped body. The valve core body and the O-shaped sealing ring III in the structure can be fixed on the outer valve core in advance to be used as a component, and then the component and the valve seat are combined to form a complete self-priming valve integrated structure.
The above-described embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.
Claims (8)
1. An integrated structure of a self-priming valve arranged in a water pump is characterized by comprising a valve seat arranged in the water pump, wherein a flow channel with two through sides is arranged on the valve seat, a baffle plate with an arc-shaped structure is arranged on the inner wall of the flow channel, an inlet and outlet cavity is arranged at the lower side of the baffle plate, an inlet and outlet first opening of a first end of the inlet and outlet cavity is formed between the baffle plate and the inner wall of the flow channel, an opening of the inlet and outlet first opening is arranged opposite to an opening at one side of the flow channel, and an opening of the inlet and outlet first opening is arranged opposite to an opening at the other side of the flow channel; the lower side of the baffle plate is provided with a valve core cavity which is communicated with the inlet and outlet cavity, a telescopic valve core body is arranged in the valve core cavity, and a first spring is arranged between the valve core body and the valve core cavity; the limiting buckle is arranged at the end part of the valve core cavity and is used for limiting the end part of the valve core body.
2. The integrated structure of a self-priming valve in a water pump according to claim 1, wherein the inlet and outlet cavity is provided with a hollow annular extension body towards one side of the valve core cavity, an annular groove is formed between the annular extension body and the valve core cavity, and a first end of the first spring is connected to the bottom of the annular groove.
3. The integrated structure of self-priming valve in water pump according to claim 1 or 2, wherein a plurality of convex strips are circumferentially equidistant on the inner wall of the valve core cavity, so that a plurality of small flow channels are formed between the inner wall of the valve core cavity and the valve core body.
4. The integrated structure of a self-priming valve in a water pump according to claim 3, wherein the valve core body comprises an outer valve core arranged in the valve core cavity, an inner valve core arranged in the outer valve core, and a second spring arranged between the inner valve core and the outer valve core, the end part of the inner valve core is provided with a first O-shaped ring, and the outer side wall of the outer valve core is provided with a second O-shaped ring.
5. The integrated structure of a self-priming valve in a water pump according to claim 4, wherein the outer valve core comprises a first circular truncated cone body and a second circular truncated cone body arranged on the first circular truncated cone body, the first spring is arranged outside the circular truncated cone body, the second end of the first spring is abutted to one end face of the circular truncated cone body, an inner cavity for installing the inner valve core is arranged in the valve core body, a plurality of through holes I communicated with the inner cavity are arranged in a circumferential array of the circular truncated cone body, a second through hole communicated with the inner cavity is arranged in an end wall of the first circular truncated cone body, and the first through hole and the second through hole can be communicated or sealed through the inner valve core.
6. The integrated structure of a self-priming valve for a water pump according to claim 5, wherein the first truncated cone is provided with an end cover.
7. The integrated structure of a self-priming valve in a water pump according to claim 3, wherein the valve core body comprises a first connector, a cap-shaped body arranged on the first connector and an annular bulge arranged on the cap-shaped body, a step structure is formed between the annular bulge and the cap-shaped body, and an O-shaped ring III is arranged at the connecting end of the annular bulge and the cap-shaped body.
8. The integrated structure of claim 7, wherein the end of the annular extension body forms a second inlet and outlet at the second end of the inlet and outlet cavity, and the two end walls of the inlet and outlet are provided with inclined transition edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223363869.1U CN219221299U (en) | 2022-12-14 | 2022-12-14 | Integrated structure of self-priming valve is established in water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223363869.1U CN219221299U (en) | 2022-12-14 | 2022-12-14 | Integrated structure of self-priming valve is established in water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219221299U true CN219221299U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223363869.1U Active CN219221299U (en) | 2022-12-14 | 2022-12-14 | Integrated structure of self-priming valve is established in water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219221299U (en) |
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2022
- 2022-12-14 CN CN202223363869.1U patent/CN219221299U/en active Active
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