CN102062102A - Drain pump and heat exchange device comprising same - Google Patents
Drain pump and heat exchange device comprising same Download PDFInfo
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- CN102062102A CN102062102A CN2009102064774A CN200910206477A CN102062102A CN 102062102 A CN102062102 A CN 102062102A CN 2009102064774 A CN2009102064774 A CN 2009102064774A CN 200910206477 A CN200910206477 A CN 200910206477A CN 102062102 A CN102062102 A CN 102062102A
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- draining pump
- pump
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Abstract
The invention discloses a drain pump, which comprises a shell, wherein the shell comprises a left shell (1) and a right shell (2); the left shell (1) comprises a left motor shell (11) and a right pump chamber part (12); the right shell (2) comprises a right motor shell (21) and a right pump chamber part (22); and the left shell (1) and a right shell (2) are in sealed connection to enclose a motor accommodating cavity and a pump chamber of the drain pump. The drain pump with the structural design can improve the manufacturability of injection molding of the shell of the drain pump so as to improve production efficiency and reduce product cost. In addition, the invention discloses a heat exchange device comprising the drain pump.
Description
Technical field
The present invention relates to the draining pump technical field, particularly a kind of draining pump that is used for getting rid of on the air conditioner condensed water; The invention still further relates to a kind of heat-exchange device that comprises this draining pump.
Background technique
Indoor apparatus of air conditioner is in the process of refrigeration, and the surface of its heat exchanger can produce a large amount of condensed waters, thereby draining pump need be set condensed water is got rid of.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the sectional structure schematic representation of a kind of typical draining pump in the prior art; Fig. 2 is the main TV structure schematic representation of a kind of typical draining pump in the prior art.
In the prior art shell of draining pump comprise safety cover 1 ', upper pump casing 2 ' and lower pump body 3 ', safety cover 1 ' have certain dustproof, anti-water droplet and dust-separation effect, the motor of draining pump be arranged in this safety cover 1 ' inner chamber.Upper pump casing 2 ' in inner chamber in be provided with manger board 4 ', lower pump body 3 ' inner chamber in be provided with impeller 5 ', the intake pipe 6 of draining pump ' and outlet pipe 7 ' with this lower pump body 3 ' inner chamber be communicated with.
Above-mentioned upper pump casing of the prior art 2 ' and lower pump body 3 ' substantially by the plastic mould molding and forming because upper pump casing 2 ' and lower pump body 3 ' structure more complicated, especially lower pump body 3 ' multi-direction pumping mode of needs, thereby cause the mould structure more complicated.The mould structure more complicated causes the manufacturability of component molding and forming relatively poor, to such an extent as to influence the machine shaping efficient of component.
In addition, upper pump casing 2 ' and lower pump body 3 ' between adopt buckle clamping or screw to connect basically, the mode reliability of buckle clamping is lower, screw ways of connecting efficiency of assembling is lower, and has increased the screw cost.
In sum, how improving draining pump component Shooting Technique and component machine shaping efficient, is the problem that those skilled in the art need solution badly.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of draining pump, and the structural design of this draining pump can improve the manufacturability of the molding and forming of its shell, thereby enhances productivity, and reduces product cost.In addition, another technical problem that will solve of the present invention is for providing a kind of heat-exchange device that comprises this draining pump.
For solving the problems of the technologies described above, the invention provides a kind of draining pump, comprise shell, described shell comprises left shell and right shell body; Described left shell comprises left motor casing and left pump chamber portion, and described right shell body comprises right motor casing and right pump chamber portion; Described left shell is connected motor receiving cavity and the pump chamber that surrounds draining pump with described right shell body.
Preferably, described left shell and described right shell body are symmetrical substantially; Described left shell also comprises left side water inlet oral area and left water outlet, and described right shell body also comprises right water inlet oral area and right water outlet; Described left shell and described right shell body are tightly connected and surround outlet pipe and intake pipe.
Preferably, the splicing surface of described left shell is provided with bump, and the splicing surface of described right shell body is provided with depressed part; Described bump is connected in the described depressed part.
Alternatively, the shape of cross section of described bump is trapezoidal, and the shape of cross section of described depressed part is relative with described bump shape of cross section trapezoidal.
Alternatively, the top of described bump is provided with first step portion, and the top of described depressed part is provided with and the corresponding second step portion in position of described first step portion; The end face of the end face of described first step portion and described second step portion is fitted or local interference pressing.
Preferably, described first step portion and described second step portion make by welding manner merges mutually, and described welding manner is ultrasonic welding.
Alternatively, described left shell and described right shell body by glued joint, screw is connected or welding manner is realized partially sealed connection.
Alternatively, described draining pump also comprises manger board, the impeller one machine shaping of described manger board and described draining pump.
Preferably, the end that is communicated with described pump chamber of the outlet pipe of described draining pump is provided with fillet part, and described outlet pipe is communicated with described pump chamber by described fillet part.
Preferably, the top of described pump chamber is provided with ventilating part, and the diameter of described ventilating part is greater than the diameter of described draining pump impeller shaft.
Preferably, further be connected between the shell of the shell of described motor receiving cavity and described pump chamber by joint.
In addition, for solving the problems of the technologies described above, the present invention also provides a kind of heat-exchange device, comprises above-mentioned each described draining pump.
On the basis of existing technology, the motor housing of draining pump provided by the present invention is divided into left shell and right shell body, structure with respect to lower pump body on the available technology adopting, the structure of left and right sides housing has reduced the complexity of shell construction, thereby reduced the complexity of mould structure, improve the manufacturability of component molding and forming, and then improved manufacturing efficiency, reduced product cost.Especially under the symmetrical substantially situation of left and right sides housing, the pump chamber of draining pump of the present invention is divided into the left pump chamber portion and the right pump chamber portion of symmetry substantially, outlet pipe is divided into the left water outlet and the right water outlet of symmetry substantially, intake pipe is divided into the left side water inlet oral area and the right water inlet oral area of symmetry substantially, thereby in injection moulding process, do not need multi-direction pumping mode, thereby significantly reduced the complexity of mould structure, improved the manufacturability of component molding and forming, and then significantly improved manufacturing efficiency, reduced product cost.
Description of drawings
Fig. 1 is the sectional structure schematic representation of a kind of typical draining pump in the prior art;
Fig. 2 is the main TV structure schematic representation of a kind of typical draining pump in the prior art;
Fig. 3 is the assembling schematic representation of draining pump in an embodiment of the present invention;
Fig. 4 is bump and the preceding structural representation of depressed part assembling in an embodiment of the present invention;
Fig. 5 is the structural representation after the assembling of bump and depressed part in an embodiment of the present invention;
Fig. 6 is the manger board of Construction integration in an embodiment of the present invention and the structural representation of impeller;
Fig. 7 is that the axle of left shell is surveyed schematic representation in an embodiment of the present invention;
Fig. 8 is that the axle of left shell under another visual angle surveyed schematic representation in an embodiment of the present invention;
Fig. 9 is the main TV structure schematic representation of left shell in an embodiment of the present invention;
Figure 10 is the main TV structure schematic representation of right shell body in an embodiment of the present invention;
Figure 11 is that the axle of right shell body is surveyed schematic representation in an embodiment of the present invention;
Figure 12 is that the axle of right shell body under another visual angle surveyed schematic representation in an embodiment of the present invention;
Figure 13 is that the axle of draining pump is surveyed schematic representation in an embodiment of the present invention.
Embodiment
Core of the present invention provides a kind of draining pump, and the structural design of this draining pump can improve the manufacturability of the molding and forming of its shell, thereby enhances productivity, and reduces product cost.In addition, another core of the present invention is for providing a kind of heat-exchange device that comprises this draining pump.
In order to make those skilled in the art understand technological scheme of the present invention better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 3, Fig. 3 is the assembling schematic representation of draining pump in an embodiment of the present invention.
In first kind of embodiment, the shell of draining pump provided by the present invention comprises left shell 1 and right shell body 2; Left shell 1 is disposed with left motor casing 11 and left pump chamber portion 12 from top to bottom, and right shell body 2 is disposed with right motor casing 21 and right pump chamber portion 22 from top to bottom.
As shown in Figure 3, left shell 1 and right shell body 2 splicings surround the motor receiving cavity and the pump chamber of draining pump, wherein reach the effect of sealing for the pump chamber that left shell 1 and right shell body 2 splicings are surrounded, and can use modes such as splicing, welding.
Structure with respect to lower pump body on the available technology adopting, the structure of left shell 1 and right shell body 2 has reduced the complexity of shell construction, thereby has reduced the complexity of mould structure, has improved the manufacturability of component molding and forming, and then improved manufacturing efficiency, reduced product cost.
It is pointed out that present embodiment is not restricted to symmetry or symmetrical substantially left shell and right shell body with left shell 1 and right shell body 2, obviously, asymmetric left and right sides shell construction is also within protection scope of the present invention.
As shown in Figure 3, under the symmetrical substantially situation of left and right sides housing, the pump chamber of draining pump provided by the present invention is divided into the left pump chamber portion 12 and the right pump chamber portion 22 of symmetry, outlet pipe is divided into the left water outlet 14 and the right water outlet 24 of symmetry substantially, intake pipe is divided into the left side water inlet oral area 13 and the right water inlet oral area 23 of symmetry substantially, thereby in injection moulding process, do not need multi-direction pumping mode, thereby significantly reduced the complexity of mould structure, improved the manufacturability of component molding and forming, and then significantly improved manufacturing efficiency, reduced product cost.
Please refer to Fig. 4, Fig. 4 is bump and the preceding structural representation of depressed part assembling in an embodiment of the present invention.
In second kind of embodiment, we can make further setting to the splicing sealing means of left shell 1 and right shell body 2.Particularly, as shown in Figure 4, the splicing surface of left shell 1 is provided with bump 15, and the splicing surface of right shell body 2 is provided with depressed part 25; Bump 15 is connected in the depressed part 25.The Placement reliability height that this convex-concave cooperates, and good sealing effect.
Particularly, bump 15 and depressed part 25 can be bonding by glue, perhaps also can adopt screw that left and right sides housing is tightened and be fitted and connected.These two kinds of Placements all have reasonable technique effect.At this, it is pointed out that this specification do not make restriction to the Placement between left shell 1 and the right shell body 2, other Placement also should be within protection scope of the present invention.
Please also refer to Fig. 4 and Fig. 5, Fig. 5 is the structural representation after the assembling of bump and depressed part in an embodiment of the present invention.
The shape of cross section of bump 15 can be for trapezoidal, and the shape of cross section of depressed part 25 is relative with bump 15 shape of cross sections trapezoidal.With respect to the sectional shape of bump 15 and depressed part 25 employing rectangles, this design connects tightr, and reliability is higher.
Certainly, in order further to improve reliability and the sealing that bump 15 is connected with depressed part 25 again, can also make further improvement.
As shown in Figure 4 and Figure 5, the top of bump 15 is provided with first step portion 151, and the top of depressed part 25 is provided with the corresponding second step portion 251 in 151 positions with first step portion; The end face of the end face of first step portion 151 and second step portion 251 is fitted or local interference pressing, and can make first step portion 151 and second step portion 251 merge mutually further by ultrasonic welding.Left shell 1 and right shell body 2 were just welded together securely after welding was finished, thereby formed an integral body.
Please refer to Fig. 6, Fig. 6 is the manger board of Construction integration in an embodiment of the present invention and the structural representation of impeller.
In above-mentioned any embodiment, what draining pump adopted is left and right sides shell construction, and on this basis, we can further be provided with: manger board 4 is processed to form with the impeller one of described draining pump.
Obviously, draining pump left and right sides shell construction has realized manger board 4 and the integrated structure of impeller, thereby has reduced amount of parts, has simplified packaging technology.
Please refer to Fig. 7 and Figure 10, Fig. 7 is that the axle of left shell is surveyed schematic representation in an embodiment of the present invention; Figure 10 is the main TV structure schematic representation of right shell body in an embodiment of the present invention.
On above-mentioned any embodiment's basis, can also do further improvement.Particularly, the end that is communicated with described pump chamber of described outlet pipe is provided with fillet part, and described outlet pipe is communicated with described pump chamber by described fillet part.
As shown in Figure 7, left water outlet 14 has left fillet part 17, and as shown in figure 10, right water outlet 24 has right fillet part 27, and left fillet part 17 and right fillet part 27 surround described fillet part.
This fillet part can make water pump when draining, and current are more smooth and easy, thereby has increased the water displacement of water pump, and can reduce the current noise.
In the prior art, lower pump body is an enclosed construction, thereby can't process fillet part in its outlet pipe end; And in the present invention, draining pump has been owing to adopted left and right sides shell construction, thereby can be at the end of outlet pipe processing fillet part, and this has also proved the technique effect of the left and right sides of the present invention shell construction once more.
Please refer to Fig. 7 and Figure 11, Figure 11 is that the axle of right shell body is surveyed schematic representation in an embodiment of the present invention.
In the above-described embodiments, described pump chamber and described manger board receiving cavity are communicated with by ventilating part, and as shown in Figure 7, left shell 1 is provided with left ventilating part 18, and as shown in figure 11, right shell body 2 is provided with right ventilating part 28.
The diameter of described ventilating part is greater than the diameter of described draining pump impeller shaft, and the top of ventilating part further is provided with the ventilation notch part, as mentioned above, is communicated with pump chamber and atmosphere, thereby plays the effect of ballast pump chamber pressure.
Please refer to Fig. 8, Fig. 9 and Figure 12, Fig. 8 is that the axle of left shell under another visual angle surveyed schematic representation in an embodiment of the present invention; Fig. 9 is the main TV structure schematic representation of left shell in an embodiment of the present invention; Figure 12 is that the axle of right shell body under another visual angle surveyed schematic representation in an embodiment of the present invention.
In the above-described embodiments, further be connected between the shell of the shell of described motor receiving cavity and described pump chamber by joint.As Fig. 8 and shown in Figure 9, left shell 1 is provided with left joint 19, and as shown in figure 12, right shell body 2 is provided with right joint 29.The number of joint can have a plurality of as more than 2 or 3, and is provided with along the circumferentially even of draining pump, and this structure is provided with on the one hand can play the effect of being connected and fixed, and is convenient to the injection moulding of left and right sides housing on the other hand.
It is pointed out that the improvement technical characteristics of being introduced among the above-mentioned various embodiment except that mutual repulsion, can combination in any, thus obtaining new embodiment, this specification does not limit this.Such as, the technical characteristics that manger board 4 and impeller shaft one are processed to form, outlet pipe end be provided with fillet part technical characteristics, be provided with ventilating part technical characteristics, the technical characteristics of joint is set, and bump 15 and depressed part 25 connecting methods and improved procedure thereof, among the first kind of embodiment that can all or part ofly be added to, thereby obtain a kind of new embodiment, its technique effect is technique effect comprehensive of the various embodiments described above, does not repeat them here.
Please refer to Fig. 3, the assembly method of draining pump provided by the present invention is as follows:
At first manger board 4 is press fitted on motor 3 main shafts, is press-fitted impeller 5 again; After impeller 5 assembles the above-mentioned parts that assemble are embedded left shell 1 or right shell body 2, be about to motor 3 and embed in the motor receiving cavity, manger board 4 is embedded in the manger board receiving cavity, impeller 5 is embedded in the pump chamber; Again other half of housing is stitched together according to above-mentioned joining method, and adopts ultrasonic welding mode (perhaps screw connecting mode) to connect two half of housings; Perhaps also can adopt bonding mode, on the housing of one side, dispose glue, then the two halves housing is stitched together according to above-mentioned joining method; Supporting more at last other component, draining pump is just assembled and is finished.
It is pointed out that the outer cover of the rotor of draining pump of the present invention is equipped with the sealing shell of rotor endcap and tubular rotor outer cover composition, stator is set in the outside of rotor outer cover; After motor 3 assemblings finish and are installed on the motor receiving cavity, inject resin material 6 encapsulation in the residue cavity of motor receiving cavity, and make stator and circuit board be immersed in fully in the resin material 6.This structure is arranged so that motor has significant waterproof sealing effect.
Please refer to Figure 13, Figure 13 is that the axle of draining pump is surveyed schematic representation in an embodiment of the present invention.
Left shell 1 and right shell body 2 were spliced into a complete frame after assembling was finished, left side pump chamber portion 12 and right pump chamber portion 22 have formed similar inverted cone pump chamber, impeller 5 axis and above-mentioned inverted cone dead in line, remain with certain clearance between the outline edge of impeller 5 and the inverted cone of interior sky, when motor 3 impeller 5 rotary works, above-mentioned gap just becomes the passage of flowing through of centrifugal current, to forward spin flow, current just can flow into water outlet and discharge pump chamber current by the fillet part of pump chamber and outlet pipe after arriving the inverted cone upper end along the inwall of inverted cone pump chamber under action of centrifugal force.Formed the motor receiving cavity of interior sky after left side motor casing 11 splices with right motor casing 21, motor 3 parts of draining pump are placed in the above-mentioned receiving cavity, and the running shaft of motor 3 overlaps substantially with the axle center of inverted cone pump chamber.
Heat-exchange device provided by the present invention comprises the described draining pump of above-mentioned any specific embodiment; Other parts of heat-exchange device can be with reference to prior art, and this paper no longer launches.
Particularly, heat-exchange device can be air-conditioning, and this draining pump is used to get rid of the condensed water that heat exchanger of air condition produces; Other parts of this air-conditioning, and the structural relation between other parts of this air-conditioning and the described draining pump can be with reference to prior art, this paper no longer launches.
More than to a kind of draining pump provided by the present invention and comprise that the heat-exchange device of this draining pump is described in detail.Used specific case herein principle of the present invention and mode of execution are set forth, above embodiment's explanation just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (12)
1. a draining pump comprises shell, it is characterized in that, described shell comprises left shell (1) and right shell body (2); Described left shell (1) comprises left motor casing (11) and left pump chamber portion (12), and described right shell body (2) comprises right motor casing (21) and right pump chamber portion (22); Described left shell (1) is connected motor receiving cavity and the pump chamber that surrounds draining pump with described right shell body (2).
2. draining pump as claimed in claim 1 is characterized in that, described left shell (1) and described right shell body (2) be symmetry substantially; Described left shell (1) also comprises left side water inlet oral area (13) and left water outlet (14), and described right shell body (2) also comprises right water inlet oral area (23) and right water outlet (24); Described left shell (1) and described right shell body (2) are tightly connected and surround outlet pipe and intake pipe.
3. draining pump as claimed in claim 1 is characterized in that, the splicing surface of described left shell (1) is provided with bump (15), and the splicing surface of described right shell body (2) is provided with depressed part (25); Described bump (15) is connected in the described depressed part (25).
4. draining pump as claimed in claim 3 is characterized in that, the shape of cross section of described bump (15) is trapezoidal, and the shape of cross section of described depressed part (25) is relative with described bump (15) shape of cross section trapezoidal.
5. draining pump as claimed in claim 4 is characterized in that, the top of described bump (15) is provided with first step portion (151), and the top of described depressed part (25) is provided with the corresponding second step portion (251) in position with described first step portion (151); The end face of the end face of described first step portion (151) and described second step portion (251) is fitted or local interference pressing.
6. draining pump as claimed in claim 5 is characterized in that, described first step portion (151) and described second step portion (251) make by welding manner merges mutually, and described welding manner is ultrasonic welding.
7. as each described draining pump of claim 1 to 5, it is characterized in that, described left shell (1) and described right shell body (2) by glued joint, screw is connected or welding manner is realized partially sealed connection.
8. as each described draining pump of claim 1 to 6, it is characterized in that described draining pump also comprises manger board (4), the impeller one machine shaping of described manger board (4) and described draining pump.
9. as each described draining pump of claim 1 to 6, it is characterized in that the end that is communicated with described pump chamber of the outlet pipe of described draining pump is provided with fillet part, described outlet pipe is communicated with described pump chamber by described fillet part.
10. as each described draining pump of claim 1 to 6, it is characterized in that the top of described pump chamber is provided with ventilating part, the diameter of described ventilating part is greater than the diameter of described draining pump impeller shaft.
11. as each described draining pump of claim 1 to 6, it is characterized in that, further be connected between the shell of described motor receiving cavity and the shell of described pump chamber by joint.
12. a heat-exchange device is characterized in that, comprises as each described draining pump of claim 1 to 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102064774A CN102062102A (en) | 2009-11-13 | 2009-11-13 | Drain pump and heat exchange device comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102064774A CN102062102A (en) | 2009-11-13 | 2009-11-13 | Drain pump and heat exchange device comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102062102A true CN102062102A (en) | 2011-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102064774A Pending CN102062102A (en) | 2009-11-13 | 2009-11-13 | Drain pump and heat exchange device comprising same |
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| Country | Link |
|---|---|
| CN (1) | CN102062102A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567855A (en) * | 2017-01-10 | 2017-04-19 | 李宏运 | Flexible shaft pump |
| CN112283166A (en) * | 2020-11-09 | 2021-01-29 | 江苏优格曼航空科技有限公司 | A easily install casing structure for high-speed magnetic suspension fan |
| CN113250967A (en) * | 2020-02-07 | 2021-08-13 | 建准电机工业股份有限公司 | Fluid delivery device and housing thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837767A (en) * | 1973-05-31 | 1974-09-24 | Hydrometals Inc | Small pump |
| CN1096393A (en) * | 1993-02-11 | 1994-12-14 | 巴斯夫磁学有限公司 | The cassette arrangement of banded recording medium |
| US5588810A (en) * | 1995-09-01 | 1996-12-31 | Bristol Compressors, Inc. | Low noise refrigerant compressor |
-
2009
- 2009-11-13 CN CN2009102064774A patent/CN102062102A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3837767A (en) * | 1973-05-31 | 1974-09-24 | Hydrometals Inc | Small pump |
| CN1096393A (en) * | 1993-02-11 | 1994-12-14 | 巴斯夫磁学有限公司 | The cassette arrangement of banded recording medium |
| US5588810A (en) * | 1995-09-01 | 1996-12-31 | Bristol Compressors, Inc. | Low noise refrigerant compressor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106567855A (en) * | 2017-01-10 | 2017-04-19 | 李宏运 | Flexible shaft pump |
| CN113250967A (en) * | 2020-02-07 | 2021-08-13 | 建准电机工业股份有限公司 | Fluid delivery device and housing thereof |
| CN112283166A (en) * | 2020-11-09 | 2021-01-29 | 江苏优格曼航空科技有限公司 | A easily install casing structure for high-speed magnetic suspension fan |
| CN112283166B (en) * | 2020-11-09 | 2022-06-24 | 江苏优格曼航空科技有限公司 | A easily install casing structure for high-speed magnetic suspension fan |
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Application publication date: 20110518 |