CN204299955U - A kind of integrated form hot and cold water recycle pump - Google Patents
A kind of integrated form hot and cold water recycle pump Download PDFInfo
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- CN204299955U CN204299955U CN201420719014.4U CN201420719014U CN204299955U CN 204299955 U CN204299955 U CN 204299955U CN 201420719014 U CN201420719014 U CN 201420719014U CN 204299955 U CN204299955 U CN 204299955U
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Abstract
The utility model relates to a kind of integrated form hot and cold water recycle pump, the pump case of pump chamber is established in comprising, described pump case is provided with water inlet and water outlet, impeller is provided with in described pump chamber, described pump case is provided with at least two functional interfaces, described each functional interface is connected to functor respectively, and described functor comprises automatic control pressure vent, also comprises at least one in expansion drum, safety valve, bypass tube, pressure meter, flowmeter.Pump case of the present utility model is provided with automatic control pressure vent, the intrasystem gas of HVAC can be automatically discharged from pump case, be conducive to reducing net positive suction head, reduce the waste of the energy, and multiple water routes functor of system dispersion and pump case can be combined into one by the functional interface designed in pump case, achieve volume minimization and the multifunctionality of pumping system, therefore its cost of production is low.The utility model can be applicable to fluid lifts field.
Description
Technical field
The utility model relates to a kind of water pump, particularly a kind of integrated form hot and cold water recycle pump.
Background technique
In HVAC system, circulating water can decomposite the gas such as oxygen, nitrogen, the existence of these gases through Heating Cyclic repeatedly, can aggravate system pipeline corrosion and reduce heating effect, thus waste mass energy, and easily cause the empty phenomenon in water pump whirlpool.When system produces negative pressure, conventional water pump can not automatic-balancing system pressure.
And in HVAC system, because system needs, expansion drum, safety valve, bypass tube, pressure meter, flowmeter etc. all can be installed on pipeline usually, the installation of these installations and facilities undoubtedly can wasting space and raw material, increase the input of cost.
Model utility content
In order to overcome above-mentioned technical problem, the purpose of this utility model is to provide a kind of integrated form hot and cold water recycle pump reducing cavitation erosion, also can save the construction cost of pump corollary system simultaneously.
The technological scheme that the utility model adopts is:
A kind of integrated form hot and cold water recycle pump, the pump case of pump chamber is established in comprising, described pump case is provided with water inlet and water outlet, impeller is provided with in described pump chamber, described pump case is provided with at least two functional interfaces, described each functional interface is connected to functor respectively, and described functor comprises automatic control pressure vent, also comprises at least one in expansion drum, safety valve, bypass tube, pressure meter, flowmeter.
As the further improvement of technique scheme, described pump chamber is divided into the air-water separation chamber and water flow passage chamber that are interconnected, described air-water separation chamber is connected with water inlet, described water flow passage chamber is connected with water outlet, described impeller is positioned at water flow passage chamber, and described automatic control pressure vent is arranged on the outer wall in air-water separation chamber.
As the further improvement of technique scheme, described pump case rear is connected to motor casing, the pump shaft being connected with impeller and coordinating is provided with in the motor cavity of described motor casing, described pump shaft periphery is connected with rotor, described rotor outer periphery is around there being stator, be provided with housing between described stator and rotor, motor cavity and pump chamber are isolated by described housing.
As the further improvement of technique scheme, described stator comprises inner stator and external stator, and described external stator is installed around inner stator and is connected on the excircle of inner stator stator tooth.
As the further improvement of technique scheme, be provided with winding slot between described adjacent stator tooth, described winding slot two ends are switched on bar and close, and adjacent stator tooth is connected conducting by described conducting bar, thus forms closed circuit ring between adjacent stators tooth.
As the further improvement of technique scheme, described conducting bar and stator tooth one-body molded.
The beneficial effects of the utility model are: pump case of the present utility model is provided with automatic control pressure vent, the intrasystem gas of HVAC can be automatically discharged from pump case, be conducive to reducing net positive suction head, reduce the waste of the energy, and multiple water routes functor of system dispersion and pump case can be combined into one by the functional interface designed in pump case, achieve volume minimization and the multifunctionality of pumping system, therefore its cost of production is low.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of inner stator;
Fig. 3 is the structural representation of external stator;
Fig. 4 is the assembling schematic diagram of inner stator and external stator.
Embodiment
Integrated form hot and cold water recycle pump as shown in Figure 1, establishes the pump case 1 of pump chamber in comprising, pump case 1 is provided with water inlet 2 and water outlet 3, is provided with impeller 4 in pump chamber.Pump case 1 is provided with functional interface, and functional interface is connected to the functor in water route respectively.The functor that one of them functional interface is installed is automatic control pressure vent 5.Automatic control pressure vent 5 by outside the automatic excavationg pump of unnecessary gas of generation in water heating system and pump case 1, can decrease net positive suction head, thus protection pump case 1 and minimizing energy waste.Functional interface also should have one at least again, more preferably has multiple, is distributed in the diverse location of pump case 1.Only demonstrate the first functional interface 12 being positioned at low order end in Fig. 1, these functional interfaces are distributed in different positions according to different demands certainly.Different functional interfaces can install different functors, these functors can be one or more of expansion drum, safety valve, bypass tube, pressure meter or flowmeter, thus the water route functor be originally arranged in pipeline is integrated in pump case 1, achieve minimizing of pump HVAC system bulk.
Preferably, pump chamber is divided into the air-water separation chamber 111 and water flow passage chamber 112 that are interconnected, and air-water separation chamber 111 is connected with water inlet 2, and water flow passage chamber 112 is connected with water outlet 3, impeller 4 is positioned at water flow passage chamber 112, and automatic control pressure vent 5 is arranged on the outer wall in air-water separation chamber 111.
In the present embodiment, impeller 4 is enclosed impeller, in pump chamber, do high speed rotary motion, and the liquid in pump chamber then along with the rotation of 4 one pieces, impeller, is thrown away by impeller 4 under the influence of centrifugal force, and the liquid thrown away diminishes gradually weightlessness in water flow passage chamber 112.After liquid is thrown out of, impeller 4 center forms vacuum low-pressure district, and intrasystem liquid, under suction function, flows in pump chamber through water inlet 2.The volume of pump chamber is certain, and along with the increase being thrown out of liquid, pressure also increases gradually, is finally discharged from water outlet 3, and liquid is continuously sucked into like this in system pipeline, is then continuously discharged from water outlet 3 again.
In the present embodiment, this recycle pump is canned motorpump.As shown in Figure 2, pump case 1 rear is motor casing 6, is provided with the pump shaft 7 being connected with impeller 4 and coordinating in the motor cavity of motor casing 6, pump shaft 7 periphery is connected with rotor 8, rotor 8 outside is wound with stator, is provided with housing 9 between stator and rotor 8, and motor cavity and pump chamber are isolated by housing 9.
As shown in Figures 2 to 4, stator comprises inner stator 10 and external stator 11, and external stator 11 is installed around inner stator 10 and is connected on the excircle of inner stator 10 stator tooth 101.Inner stator 10 and external stator 11 are made by silicon steel plate.As shown in Figure 2 and Figure 4, stator 10 is circumferentially surrounded by six stator tooths 101, is rotor chamber in centre.External stator 11 is installed around inner stator 10 and is connected on the excircle of stator tooth 101, and inner stator 10 and external stator 11 can adopt rivets or bolt the means of fixation such as to be connected and to fit together.Winding slot 102 is provided with between stator tooth 101 adjacent in inner stator 10.Be that open structure is different from winding slot 102 two ends in Traditional DC motor stator, in the present embodiment, winding slot 102 two ends are switched on bar 103 and close, meanwhile, adjacent stator tooth 101 is connected conducting by conducting bar 103, thus forms closed circuit ring between adjacent stators tooth 101.By this closed circuit ring structure, contribute to reducing air gap and improving magnetic field output.
Preferably, conducting bar 103 is one-body molded with stator tooth 101, and both are identical material and share everything during fabrication.
Preferably, twice winding slot 102 is provided with between adjacent stator tooth 101.Twice winding slot 102 is arranged successively along the axis of inner stator 10, as shown in Figure 2, there is a conducting bar 103 upper end of the winding slot 102 of top, there is a conducting bar 103 lower end of the winding slot 102 of below, and between twice winding slot 102, share a conducting bar 103, thus form upper, middle and lower three place's conducting.
The above be the utility model preferred embodiment, it does not form the restriction to the utility model protection domain.
Claims (6)
1. an integrated form hot and cold water recycle pump, the pump case of pump chamber is established in comprising, described pump case is provided with water inlet and water outlet, impeller is provided with in described pump chamber, it is characterized in that: described pump case is provided with at least two functional interfaces, described each functional interface is connected to functor respectively, and described functor comprises automatic control pressure vent, also comprises at least one in expansion drum, safety valve, bypass tube, pressure meter, flowmeter.
2. integrated form hot and cold water recycle pump according to claim 1, it is characterized in that: described pump chamber is divided into the air-water separation chamber and water flow passage chamber that are interconnected, described air-water separation chamber is connected with water inlet, described water flow passage chamber is connected with water outlet, described impeller is positioned at water flow passage chamber, and described automatic control pressure vent is arranged on the outer wall in air-water separation chamber.
3. integrated form hot and cold water recycle pump according to claim 1 and 2, it is characterized in that: described pump case rear is connected to motor casing, the pump shaft being connected with impeller and coordinating is provided with in the motor cavity of described motor casing, described pump shaft periphery is connected with rotor, described rotor outer periphery is around there being stator, be provided with housing between described stator and rotor, motor cavity and pump chamber are isolated by described housing.
4. integrated form hot and cold water recycle pump according to claim 3, is characterized in that: described stator comprises inner stator and external stator, and described external stator is installed around inner stator and is connected on the excircle of inner stator stator tooth.
5. integrated form hot and cold water recycle pump according to claim 4, it is characterized in that: between described adjacent stator tooth, be provided with winding slot, described winding slot two ends are switched on bar and close, and adjacent stator tooth is connected conducting by described conducting bar, thus forms closed circuit ring between adjacent stators tooth.
6. integrated form hot and cold water recycle pump according to claim 5, is characterized in that: described conducting bar and stator tooth one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719014.4U CN204299955U (en) | 2014-11-26 | 2014-11-26 | A kind of integrated form hot and cold water recycle pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719014.4U CN204299955U (en) | 2014-11-26 | 2014-11-26 | A kind of integrated form hot and cold water recycle pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204299955U true CN204299955U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420719014.4U Expired - Fee Related CN204299955U (en) | 2014-11-26 | 2014-11-26 | A kind of integrated form hot and cold water recycle pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204299955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194768A (en) * | 2016-08-31 | 2016-12-07 | 徐州潜龙泵业有限公司 | Cavitation-preventive canned motor pump |
| CN114215762A (en) * | 2021-11-08 | 2022-03-22 | 利欧集团浙江泵业有限公司 | Water pump with exhaust function |
-
2014
- 2014-11-26 CN CN201420719014.4U patent/CN204299955U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194768A (en) * | 2016-08-31 | 2016-12-07 | 徐州潜龙泵业有限公司 | Cavitation-preventive canned motor pump |
| CN114215762A (en) * | 2021-11-08 | 2022-03-22 | 利欧集团浙江泵业有限公司 | Water pump with exhaust function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20201126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |