CN204082564U - The pump housing and the water pump with the above-mentioned pump housing of water pump - Google Patents
The pump housing and the water pump with the above-mentioned pump housing of water pump Download PDFInfo
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- CN204082564U CN204082564U CN201420485836.0U CN201420485836U CN204082564U CN 204082564 U CN204082564 U CN 204082564U CN 201420485836 U CN201420485836 U CN 201420485836U CN 204082564 U CN204082564 U CN 204082564U
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- pump housing
- electric motor
- end cap
- motor end
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Abstract
The utility model provides a kind of pump housing of water pump and has the water pump of the above-mentioned pump housing.It solve the problem that existing pump housing cost of production is high.The pump housing of this water pump forms by adopting main body made of plastic and being embedded in main body the metallic supports adopting metallic material to make; Described metallic supports comprises axle sleeve, self-priming chamber side wall support cover, self-priming chamber bottom wall supports plate and electric motor end cap connecting plate, and axis hole is positioned on axle sleeve; Electric motor end cap connecting plate is fixedly connected with an end of axle sleeve, and self-priming chamber side wall support cover is fixedly connected with the other end of axle sleeve by self-priming chamber bottom wall supports plate.The pump housing of this water pump, by improving material and the production technology of the pump housing, realizes reducing the cost produced needed for the pump housing; The performance simultaneously ensureing the pump housing by optimizing structure does not change by material and production technology and affects.
Description
Technical field
The utility model belongs to pump technical field, relates to a kind of water pump, particularly a kind of pump housing of water pump.
The utility model belongs to pump technical field, particularly relates to a kind of water pump.
Background technique
Water pump is conveying liquid or the machinery making fluid pressurization.The types such as volume water pump, vane pump can be divided into according to different working principles.Displacement pump utilizes the change of its swept volume of a single chamber to carry out transferring energy; Vane pump utilizes the interaction of rotary vane and water to carry out transferring energy, has the types such as centrifugal pump, axial-flow pump and mixed flow pump.
The pertinent literature of water pump is more, as the frost crack prevention water pump (application number: 201010193670.1 that Chinese patent literature is recorded; Authorization Notice No.: CN101846102B), the self priming vortex pump (application number: 201330626740.2 of and for example claimant's application; Authorization Notice No.: CN302865185S).Water pump mainly comprises motor and the pump housing, has self-priming chamber, intake tunnel and exhalant canal in the pump housing, and therefore the surface of the pump housing is formed by a large amount of surface joinings, and the existing pump housing adopts iron casting to form.
Along with economic development, the cost of production of said pump manufacturing method, energy-output ratio and pollutant discharge amount cannot meet the requirement of people all; Therefore, those skilled in the art wish the cost of production reducing the pump housing by improvement of production process and the pollution reduced environment; But do not have solution effectively at present.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of pump housing of water pump, and the technical problems to be solved in the utility model how to reduce the cost of production of the pump housing, do not affect again the performance of the pump housing.
The utility model also proposed a kind of water pump, and the technical problems to be solved in the utility model how to reduce the cost of production of water pump, do not affect water pump performance again.
The purpose of this utility model realizes by following technical proposal: a kind of pump housing of water pump, the axis hole that the pump housing has self-priming chamber and is connected with self-priming chamber, it is characterized in that, the pump housing forms by adopting main body made of plastic and being embedded in main body the metallic supports adopting metallic material to make; Described metallic supports comprises axle sleeve, self-priming chamber side wall support cover, self-priming chamber bottom wall supports plate and electric motor end cap connecting plate, and axis hole is positioned on axle sleeve; Electric motor end cap connecting plate is fixedly connected with an end of axle sleeve, and self-priming chamber side wall support cover is fixedly connected with the other end of axle sleeve by self-priming chamber bottom wall supports plate.
Main body due to this pump housing is adopted made of plastic, and therefore the pump housing adopts molding and forming.Molding and forming is shaping relative to iron casting, and to have manufacturing efficiency high, and processing cost is low, the advantage that specific energy consumption is little and pollutant discharge amount is few.Be fixedly connected with metallic supports after main body molding and forming, the pump housing of molding and forming is without the need to follow-up machining.In sum, the pump housing that this pump housing is shaping relative to iron casting has the low advantage of cost of production.
This pump housing by the self-priming chamber of main body, axis hole and metallic supports is set with in the connecting end surface being connected electric motor end cap, ensure self-priming chamber and axis hole place precision and intensity, avoid plastics to increase in time producing distortion and change self-priming chamber, the form and position tolerance of axis hole and mechanical property and have an impact; Avoid plastics to increase in time produce distortion and change build-up tolerance and mechanical property between the pump housing and electric motor end cap and have an impact.In other words, axle sleeve ensures fit up gap between the pump housing and rotating shaft and ensures that this gap does not increase in time and changes; Self-priming chamber side wall support cover and self-priming chamber bottom wall supports plate reduce plastics significantly to be increased in time and causes the amount of deformation that self-priming chamber is out of shape, and makes self-priming chamber amount of deformation in design allowed band, ensures the working life of the pump housing.Electric motor end cap connecting plate ensures degree of being connected firmly and connective stability between the pump housing and electric motor end cap.
In the pump housing of above-mentioned water pump, described plastics are nylon, POM plastic or PPO plastics.The shrinkage of above-mentioned plastics is all comparatively large, selects above-mentioned plastics effectively to improve the enclasping force of main body to metallic supports of the pump housing, reduces main body and produce the possibility be separated between metallic supports.
In the pump housing of above-mentioned water pump, described metallic material is copper, stainless steel or iron.
In the pump housing of above-mentioned water pump, described self-priming chamber bottom wall supports plate has several the first through holes.In injection molding process, plastics fill the first through hole, and the plastics of bottom wall supports plate both sides, self-priming chamber are connected by the plastics in the first through hole, reduce main body further and produce the possibility be separated between metallic supports.
In the pump housing of above-mentioned water pump, described self-priming chamber side wall support puts and has several the second through holes.In injection molding process, plastics fill the second through hole, and the plastics of bottom wall supports ring both sides, self-priming chamber are connected by the plastics in the second through hole, reduce main body further and produce the possibility be separated between metallic supports.
In the pump housing of above-mentioned water pump, described axle sleeve one end outer side surface has some annular grooves.In injection molding process, plastics fill annular groove, reduce main body further and produce the possibility be separated between metallic supports.Simultaneously because the shrinkage of plastics is large, and the plastics wrapping in axle sleeve one end comparatively after, therefore main body and metallic supports have very large enclasping force in axle sleeve an end portion, and then make to form labyrinth seal structure in axle sleeve one end between main body and metallic supports, avoid water from seepage between main body and metallic supports.
In the pump housing of above-mentioned water pump, be drive fit between described electric motor end cap connecting plate and axle sleeve.Grafting between electric motor end cap connecting plate and axle sleeve, makes electric motor end cap have exhaust clearance against between inner ring sleeve and axle sleeve, when the molding and forming pump housing, the air in forming cavity is discharged from above-mentioned exhaust clearance, ensures be full of in forming cavity and enrich plastics.
In the pump housing of above-mentioned water pump, the described pump housing has the intake tunnel and exhalant canal that are connected with self-priming chamber, and metallic supports also comprises the support block be connected with axle sleeve, and support block is between intake tunnel and exhalant canal.This support block is avoided the plastic deformation above self-priming chamber and subsides downwards, namely avoids self-priming to be out of shape, and ensures that impeller rotates effectively.
In the pump housing of above-mentioned water pump, described support block has the step surface matched with impeller and for pump cover against outer side surface.
In the pump housing of above-mentioned water pump, described self-priming chamber side wall support cover an end face on have several pass main body and for pump cover against double wedge.
In the pump housing of above-mentioned water pump, described electric motor end cap connecting plate comprises electric motor end cap against inner ring, electric motor end cap against outer shroud and the connecting plate with third through-hole; Electric motor end cap is fixedly connected with against inner ring with axle sleeve one end, and electric motor end cap is fixed with against the outside of outer shroud the bolt block that several have bolt hole, and electric motor end cap is connected by connecting plate against inner ring and electric motor end cap against outer shroud.
In the pump housing of above-mentioned water pump, described electric motor end cap is provided with the setting sleeve that several have positioning hole against inner ring and electric motor end cap between outer shroud, and setting sleeve is all fixedly connected with against outer shroud with connecting plate against inner ring, electric motor end cap with electric motor end cap.Setting sleeve improves electric motor end cap effectively against inner ring, electric motor end cap against join strength between outer shroud and connecting plate.
In the pump housing of above-mentioned water pump, described axle sleeve, self-priming chamber side wall support cover, self-priming chamber bottom wall supports plate and support block are connected as a single entity formation first metal parts.This structure has convenient manufacture, improves intensity and ensures the advantage of quality of fit, especially facilitate follow-up injection step to produce, have and enhance productivity, reduce the advantage of cost of production.
A kind of water pump, it is characterized in that, comprise motor, the above-mentioned pump housing, pump cover and impeller, pump cover is arranged on the opening in pump housing self-priming chamber, and impeller is arranged in self-priming chamber; Located by locating stud between the electric motor end cap connecting plate of the pump housing and electric motor end cap, the electric motor end cap connecting plate of the pump housing is fixedly connected with electric motor end cap by bolt, and pump cover is fixedly connected with by above-mentioned bolt with the pump housing; Machine shaft passes axle sleeve and impeller is fixedly connected with.
This water pump, owing to reducing the cost of production of the pump housing and ensure that the performance of the pump housing, therefore also reduces the cost of production of water pump and ensure that water pump performance.The outer side surface of pump cover and support block leans and reduce further the possibility that above self-priming chamber, plastic deformation declines, and namely effectively ensure that the stability in self-priming chamber.Pump cover and double wedge end face lean and both make self-priming chamber side wall support cover be connected with pump cover, improve the join strength of the pump housing, reduce self-priming chamber amount of deformation, ensure self-priming chamber stability.Ensure that the plastics of the inside and outside both sides of side wall support cover, self-priming chamber are connected simultaneously, avoid the plastics of side wall support cover inner side, self-priming chamber to peel off from metallic supports.Electric motor end cap is set against inner ring and electric motor end cap against outer shroud, ensures to lean for metalwork and metalwork between the pump housing and electric motor end cap, and then guarantee quality of fit.The pump housing is bolted to connection by bolt block and electric motor end cap, is namely bolted to connection for metalwork and metalwork between the pump housing and electric motor end cap, therefore effectively ensure that the fastness of connection.Because electric motor end cap is fixedly connected with against inner ring with electric motor end cap, and electric motor end cap is fixedly connected with against inner ring with axle sleeve one end, therefore avoids axle sleeve, self-priming chamber side wall support cover and self-priming chamber bottom wall supports plate to be shifted by subject distortion; In other words, said structure also significantly reduces deflection of pump body possibility, makes its amount of deformation meet designing requirement.Located by locating stud between the pump housing and electric motor end cap, and then effectively improve assembling reduction between the pump housing and electric motor end cap, and avoid metallic supports to be shifted.
A manufacture method for the pump housing of water pump, is characterized in that, this manufacture method comprises the following steps:
A, manufacture metallic supports: the first metal parts and the electric motor end cap connecting plate by design drawing manufacture with axle sleeve;
B, assembling: electric motor end cap connecting plate to be enclosed within axle sleeve one end in the first metal parts and to achieve a fixed connection;
C, injection moulding: the assembly of the first metal parts and electric motor end cap connecting plate is arranged in pump housing injection mould, in die cavity, injects the nonmetallic material of design, the demoulding after cooling forming.
Compared with prior art, the pump housing of this water pump, by improving material and the production technology of the pump housing, realizes reducing the cost produced needed for the pump housing; The performance simultaneously ensureing the pump housing by optimizing structure does not change by material and production technology and affects.
The pump housing of this water pump, by the connection with electric motor end cap and pump cover, reduce further deflection of pump body amount, ensures that the performance of the pump housing does not change by material and production technology and affects.
This water pump ensures that between axis hole and machine shaft, between impeller and self-priming chamber, assembly precision meets designing requirement effectively, and ensures that above-mentioned assembly precision still meets designing requirement for a long time by after plastic body distortion.
Accompanying drawing explanation
Fig. 1 is the perspective view that the pump housing of this water pump is provided with pump cover.
Fig. 2 is the pump housing perspective view of this water pump.
Fig. 3 is the main TV structure schematic diagram of Fig. 1.
Fig. 4 is the sectional structure schematic diagram of A-A in Fig. 3.
Fig. 5 is the sectional structure schematic diagram of B-B in Fig. 3.
Fig. 6 is the perspective view at another visual angle of the pump housing of this water pump.
Fig. 7 is the pump housing sectional structure schematic diagram of this water pump.
Fig. 8 is the perspective view of metallic supports in the pump housing of this water pump.
Fig. 9 is the perspective view at another visual angle of metallic supports in the pump housing of this water pump.
Figure 10 is the perspective view of the first metal parts in the pump housing of this water pump.
Figure 11 is the perspective view of electric motor end cap connecting plate in the pump housing of this water pump.
Figure 12 is the perspective view of the another kind of scheme of the first metal parts in the pump housing of this water pump.
Figure 13 is the perspective view of this water pump.
Figure 14 is the sectional structure schematic diagram of this water pump.
In figure, 1, the pump housing; 1a, self-priming chamber; 1b, axis hole; 1c, intake tunnel; 1d, exhalant canal; 2, main body; 2a, anti-shrinkage cavity; 2b, water-inlet cavity; 2c, water chamber; 2d, mounting hole; 3, the first metal parts; 3a, axle sleeve; 3b, self-priming chamber side wall support cover; 3c, self-priming chamber bottom wall supports plate; 3d, support block; The step surface of 3d1, support block; The outer side surface of 3d2, support block; 3e, double wedge; 3f, the first through hole; 3g, annular groove; 3h, the second through hole; 4, electric motor end cap connecting plate; 4a, electric motor end cap are against inner ring; 4b, electric motor end cap are against outer shroud; 4c, connecting plate; 4d, bolt block; 4e, setting sleeve; 4f, third through-hole; 5, motor; 5a, machine shaft; 5b, electric motor end cap; 6, pump cover; 7, impeller; 8, Sealing; 9, locating stud; 10, chamber lid; 11, seal ring.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
As shown in Figure 1 to 11, the pump housing of water pump has self-priming chamber 1a, the axis hole 1b be connected with self-priming chamber 1a, the intake tunnel 1c be connected with self-priming chamber 1a and exhalant canal 1d.
The pump housing 1 forms by adopting main body 2 made of plastic and being embedded in the metallic supports adopting metallic material to make in main body 2.
Plastics adopt the plastics that shrinkage is larger, as nylon, POM plastic or PPO plastics.Metallic material is copper, stainless steel or iron.
As shown in 8 to Figure 11, metallic supports comprises axle sleeve 3a, self-priming chamber side wall support cover 3b, self-priming chamber bottom wall supports plate 3c, support block 3d, electric motor end cap against inner ring 4a, electric motor end cap against outer shroud 4b, connecting plate 4c, bolt block 4d and setting sleeve 4e.
In a tubular form, namely axis hole 1b is positioned on axle sleeve 3a axle sleeve 3a.Self-priming chamber side wall support cover 3b is enclosed within outside axle sleeve 3a, and self-priming chamber side wall support cover 3b is an opening sleeve, and an end face of self-priming chamber side wall support cover 3b has several double wedges 3e.Support block 3d is positioned at self-priming chamber side wall support cover 3b opening, there is between the side that support block 3d and self-priming chamber side wall support overlap 3b opening the space for the formation of intake tunnel 1c, also there is between the another side that support block 3d and self-priming chamber side wall support overlap 3b opening the space for the formation of exhalant canal 1d.Self-priming chamber bottom wall supports plate 3c is between self-priming chamber side wall support cover 3b and axle sleeve 3a.Self-priming chamber bottom wall supports plate 3c has three the first through hole 3f.The one end outer side surface of axle sleeve 3a has three annular groove 3g.
Support block 3d and self-priming chamber bottom wall supports plate 3c is all connected with the other end of axle sleeve 3a, and one end of self-priming chamber side wall support cover 3b is fixedly connected with self-priming chamber bottom wall supports plate 3c.Axle sleeve 3a, self-priming chamber side wall support cover 3b, self-priming chamber bottom wall supports plate 3c and support block 3d are connected as a single entity formation first metal parts 3.
Electric motor end cap is enclosed within the outside of electric motor end cap against inner ring 4a against outer shroud 4b, connecting plate 4c is between electric motor end cap is against outer shroud 4b and electric motor end cap against inner ring 4a, and electric motor end cap is fixedly connected with by connecting plate 4c against outer shroud 4b with electric motor end cap between inner ring 4a.Electric motor end cap is fixed with three bolt block 4d against the outer side surface of outer shroud 4b, and each bolt block 4d all has bolt hole.The quantity of setting sleeve 4e is three, and each setting sleeve 4e all has positioning hole; Setting sleeve 4e is between electric motor end cap is against inner ring 4a and electric motor end cap against outer shroud 4b, and setting sleeve 4e is all fixedly connected with against outer shroud 4b with connecting plate 4c against inner ring 4a, electric motor end cap with electric motor end cap.Connecting plate 4c has the third through-hole 4f that several are through.
Electric motor end cap is connected as a single entity against inner ring 4a, electric motor end cap against outer shroud 4b, connecting plate 4c, bolt block 4d and setting sleeve 4e and forms electric motor end cap connecting plate 4.
As shown in 8 and Fig. 9, first metal parts 3 is fixedly connected with electric motor end cap connecting plate 4, specifically, electric motor end cap is enclosed within outside an end of axle sleeve 3a against inner ring 4a, electric motor end cap is connected by being tightly fixed against inner ring 4a cover with axle sleeve 3a, make electric motor end cap have exhaust clearance against between inner ring 4a cover and axle sleeve 3a, when the molding and forming pump housing 1, the air in forming cavity is discharged from above-mentioned exhaust clearance, ensure be full of in forming cavity and enrich plastics.
The manufacture method of the pump housing of this water pump is processed successively according to the following steps, and the first step manufactures metallic supports, namely manufactures the first metal parts 3 and electric motor end cap connecting plate 4 by design drawing.Second step assembles, and to be enclosed within axle sleeve 3a mono-end in the first metal parts 3 and to achieve a fixed connection by the electric motor end cap in electric motor end cap connecting plate 4 against inner ring 4a.3rd step, injection moulding, be arranged in the pump housing 1 injection mould by the first metal parts 3 with the assembly of electric motor end cap connecting plate 4, injected plastic in the die cavity of the pump housing 1 injection mould, after cooling forming, the demoulding obtains the above-mentioned pump housing 1.It can thus be appreciated that main body 2, by molding and forming, is just fixedly connected with metallic supports after main body 2 injection moulding cooling forming.Specifically, as shown in Figures 1 to 7, the outside of the space between the first metal parts 3 and electric motor end cap connecting plate 4, the first metal parts 3 and electric motor end cap connecting plate 4, the outside of connecting plate 4c, self-priming chamber side wall support are overlapped outside the inner side of 3b, the outside of self-priming chamber bottom wall supports plate 3c and axle sleeve 3a the other end and are all coated with plastics.Step surface 3d1 on axle sleeve 3a inner side surface and both ends of the surface, support block 3d and outer side surface, electric motor end cap against the exterior edge face of inner ring 4a, electric motor end cap is exposed at outside main body 2 against the exterior edge face of outer shroud 4b, can contact with air; Double wedge 3e is exposed at outside main body 2 through parts of plastics.Support block 3d is between intake tunnel 1c and exhalant canal 1d.Main body 2 has and bolt hole position mounting hole 2d one to one, intake tunnel 1c and exhalant canal 1d is positioned in main body 2.Main body 2 has the anti-shrinkage cavity 2a that several prevent main body 2 from shrinking, as shown in Figure 7, anti-shrinkage cavity 2a is positioned at the outside of mounting hole 2d.
First through hole 3f makes the plastics outside the bottom wall supports plate 3c of self-priming chamber directly be connected with the plastics between the first metal parts 3 and electric motor end cap connecting plate 4.Third through-hole 4f makes the plastics in the outside of connecting plate 4c directly be connected with the plastics between the first metal parts 3 and electric motor end cap connecting plate 4.
As shown in Fig. 1 to Figure 14, this water pump comprises motor 5, the above-mentioned pump housing 1, pump cover 6 and impeller 7, and pump cover 6 is arranged on the opening of the pump housing 1 self-priming chamber 1a, and impeller 7 is arranged in the 1a of self-priming chamber, and pump cover 6 is fixedly connected with the pump housing 1; Machine shaft 5a passes axle sleeve 3a and impeller 7 is fixedly connected with; Sealing 8 is provided with between machine shaft 5a and axle sleeve 3a.
Electric motor end cap all leans with electric motor end cap 5b against inner ring 4a and electric motor end cap against outer shroud 4b; Bolt block 4d and the electric motor end cap 5b of the pump housing 1 are bolted to connection; The two ends of locating stud 9 are inserted in the positioning hole of electric motor end cap 5b and setting sleeve 4e respectively.The interior edge face of pump cover 6 and double wedge 3e end face all lean with the outer side surface 3d2 of support block.
As shown in Fig. 1 to Fig. 7, Figure 13 and Figure 14, there is in main body 2 water-inlet cavity 2b and water chamber 2c, main body 2 has the demoulding mouth be positioned on water-inlet cavity 2b and water chamber 2c sidewall.This water pump also comprises the chamber lid 10 of the above-mentioned demoulding mouth of capping, and chamber lid 10 is also adopted made of plastic, and chamber lid 10 is fixedly connected with main body 2 by screw, and is provided with seal ring 11 between pump cover 6 and main body 2.
Embodiment two
The present embodiment with the structure of embodiment one and principle substantially identical, different place is: as shown in figure 12, and self-priming chamber side wall support cover 3b has several second through holes 3h; Second through hole 3h makes the plastics of 1a bottom wall supports cover inner side, self-priming chamber directly be connected with the plastics outside electric motor end cap connecting plate 4 with the first metal parts 3.
Claims (9)
1. the pump housing of a water pump, the axis hole (1b) that the pump housing (1) has self-priming chamber (1a) and is connected with self-priming chamber (1a), it is characterized in that, the pump housing (1) forms by adopting main body (2) made of plastic and being embedded in the metallic supports adopting metallic material to make in main body (2); Described metallic supports comprises axle sleeve (3a), self-priming chamber side wall support cover (3b), self-priming chamber bottom wall supports plate (3c) and electric motor end cap connecting plate (4), and axis hole (1b) is positioned on axle sleeve (3a); Electric motor end cap connecting plate (4) is fixedly connected with an end of axle sleeve (3a), and self-priming chamber side wall support cover (3b) is fixedly connected with by the other end with axle sleeve (3a), self-priming chamber bottom wall supports plate (3c).
2. the pump housing of water pump according to claim 1, it is characterized in that, the described pump housing (1) has the intake tunnel (1c) and exhalant canal (1d) that are connected with self-priming chamber (1a), metallic supports also comprises the support block (3d) be connected with axle sleeve (3a), and support block (3d) is positioned between intake tunnel (1c) and exhalant canal (1d).
3. the pump housing of water pump according to claim 2, it is characterized in that, described axle sleeve (3a), self-priming chamber side wall support cover (3b), self-priming chamber bottom wall supports plate (3c) and support block (3d) are connected as a single entity formation first metal parts (3).
4. the pump housing of water pump according to claim 1, it is characterized in that, described electric motor end cap connecting plate (4) comprises electric motor end cap against inner ring (4a), electric motor end cap against outer shroud (4b) and the connecting plate (4c) with third through-hole (4f); Electric motor end cap is fixedly connected with against inner ring (4a) with axle sleeve (3a) end, electric motor end cap is fixed with several bolt blocks with bolt hole (4d) against the outside of outer shroud (4b), and electric motor end cap is connected by connecting plate (4c) against inner ring (4a) and electric motor end cap against outer shroud (4b).
5. the pump housing of water pump according to claim 4, it is characterized in that, described electric motor end cap is provided with several setting sleeves with positioning hole (4e) against inner ring (4a) and electric motor end cap between outer shroud (4b), and setting sleeve (4e) is all fixedly connected with against outer shroud (4b) with connecting plate (4c) against inner ring (4a), electric motor end cap with electric motor end cap.
6. the pump housing of the water pump according to any one in claim 1 to 5, is characterized in that, described axle sleeve (3a) end outer side surface has some annular grooves (3g).
7. the pump housing of the water pump according to any one in claim 1 to 5, is characterized in that, described electric motor end cap connecting plate (4) be drive fit or be threaded between axle sleeve (3a).
8. the pump housing of the water pump according to any one in claim 1 to 5, it is characterized in that, an end face of described self-priming chamber side wall support cover (3b) has several pass main body (2) and for pump cover (6) against double wedge (3e).
9. a water pump, it is characterized in that, comprise the pump housing (1) described in motor (5), claim 1 to 8 any one, pump cover (6) and impeller (7), pump cover (6) is arranged on the opening in the pump housing (1) self-priming chamber (1a), and impeller (7) is arranged in self-priming chamber (1a); Located by locating stud (9) between the electric motor end cap connecting plate (4) of the pump housing (1) and electric motor end cap (5b), the electric motor end cap connecting plate (4) of the pump housing (1) is fixedly connected with electric motor end cap (5b) by bolt, and pump cover (6) is fixedly connected with by above-mentioned bolt with the pump housing (1); Machine shaft (5a) through axle sleeve (3a) and impeller (7) be fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485836.0U CN204082564U (en) | 2014-08-27 | 2014-08-27 | The pump housing and the water pump with the above-mentioned pump housing of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485836.0U CN204082564U (en) | 2014-08-27 | 2014-08-27 | The pump housing and the water pump with the above-mentioned pump housing of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204082564U true CN204082564U (en) | 2015-01-07 |
Family
ID=52175287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420485836.0U Withdrawn - After Issue CN204082564U (en) | 2014-08-27 | 2014-08-27 | The pump housing and the water pump with the above-mentioned pump housing of water pump |
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| Country | Link |
|---|---|
| CN (1) | CN204082564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196730A (en) * | 2014-08-27 | 2014-12-10 | 台州豪贝泵业有限公司 | Water pump body, water pump with water pump body and manufacturing method of water pump body |
-
2014
- 2014-08-27 CN CN201420485836.0U patent/CN204082564U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104196730A (en) * | 2014-08-27 | 2014-12-10 | 台州豪贝泵业有限公司 | Water pump body, water pump with water pump body and manufacturing method of water pump body |
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