CN202377235U - Sweeping device of hollow core conductor - Google Patents
Sweeping device of hollow core conductor Download PDFInfo
- Publication number
- CN202377235U CN202377235U CN2011204404222U CN201120440422U CN202377235U CN 202377235 U CN202377235 U CN 202377235U CN 2011204404222 U CN2011204404222 U CN 2011204404222U CN 201120440422 U CN201120440422 U CN 201120440422U CN 202377235 U CN202377235 U CN 202377235U
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- Prior art keywords
- hollow core
- core conductor
- medium
- blow device
- fluid
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- Expired - Lifetime
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- 239000004020 conductor Substances 0.000 title claims abstract description 85
- 238000010408 sweeping Methods 0.000 title abstract 6
- 239000012530 fluid Substances 0.000 abstract description 91
- 238000000034 method Methods 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000010926 purge Methods 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 241001515806 Stictis Species 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000017105 transposition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Cleaning In General (AREA)
Abstract
The utility model discloses a sweeping device of a hollow core conductor, which comprises an input part (11) and an output part (12) which are mutually communicated, wherein the input part (11) is provided with a plurality of inlets (11a), the output part (12) is provided with an outlet (12a), and the inlets (11a) are respectively communicated with different fluid sources. According to the sweeping device of the hollow core conductor, when the sweeping device is used, different fluid media can be alternatively introduced into the hollow core conductor through the inlets, so that the sweeping device is conveniently applied to the 'alternative introduction sweeping method' of the hollow core conductor.
Description
Technical field
The utility model relates to the hollow core conductor of motor, more specifically, relates to a kind of blow device that uses when motor hollow core lead is purged.
Background technology
Double water innercooling electric machine is a kind of motor that water directly cools off from the inside of winding wire.In this generator, generator line rod is made up of hollow core conductor and solid conductor, cooling water is fed hollow core conductor inside coil is cooled off.
In the generator line rod of most of double water innercooling electric machine, 16 of nearly hollow core conductors.Because hollow core conductor is elongated, and transposition in the online rod, when any one or a few hollow core conductor stops up or foreign matter is arranged, will cause cooling water flow to reduce.In the prior art, adopt the method that in hollow core conductor, feeds water to stopping up or having the hollow core conductor of foreign matter to purge with certain pressure.But this method does not often reach desirable effect, and the inner foreign matters of hollow core conductor is removed fully.
The utility model content
The purpose of the utility model is to provide a kind of blow device of hollow core conductor, when using this blow device that hollow core conductor is purged, can remove the foreign matter on the inwall of hollow core conductor better.
To achieve these goals, the utility model provides a kind of blow device of hollow core conductor, and this blow device comprises input part and the efferent that interconnects, and this input part has inlet, and said efferent has outlet, and wherein, the inlet of said input part is a plurality of.
Preferably, said input part has two said inlets.
Preferably; Said input part comprises input pipe, and said two inlets are separately positioned on said input pipe two ends, and said efferent comprises efferent duct; One end of this efferent duct communicates with part between the two ends of said input pipe, and said outlet is arranged on the other end of this efferent duct.
Preferably, an end of said efferent duct communicates with the middle part of said input pipe.
Preferably, said input pipe forms arc.
Preferably, said arc is semicircle.
Preferably, said input pipe has identical internal diameter with said efferent duct.
Preferably, said input part also comprises the stop valve that is arranged on each said porch.
Preferably, said efferent also comprises the blow gun that is arranged in the said outlet, and this blow gun comprises cylindrical end and the conical end that links to each other with this cylindrical end, and said cylindrical end matches with said outlet, and said conical end matches with said hollow core conductor.
When using the blow device of the hollow core conductor described in the utility model; Can alternately in hollow core conductor, feed the different fluids medium through a plurality of inlets of this blow device, therefore can be conveniently used in " alternately feeding the cleaning method " of hollow core conductor.So-called " alternately feeding the cleaning method " is meant; The fluid media (medium) that when the cleaning hollow core conductor, alternately has different pressures to the inner feeding of hollow core conductor; Thereby the foreign matter on the inwall of hollow core conductor is produced bigger impact, and remove the foreign matter on the inwall of hollow core conductor better.
Other feature and advantage of the utility model will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is the further understanding that is used to provide the utility model, and constitutes the part of specification, is used to explain the utility model with the following specific embodiment, but does not constitute the restriction to the utility model.In the accompanying drawings:
Fig. 1 is the sketch map of the blow device of the described a kind of preferred implementation of the utility model; With
Fig. 2 is blow device and the fluid source of the described a kind of preferred implementation of the utility model and sketch map after hollow core conductor is connected.
Description of reference numerals
11 input parts, 12 efferents
12b efferent duct 12c blow gun
First-class body source 20b second fluid source of 20a
The specific embodiment
Be elaborated below in conjunction with the specific embodiment of accompanying drawing to the utility model.Should be understood that the specific embodiment described herein only is used for explanation and explains the utility model, is not limited to the utility model.
When hollow core conductor is purged; In order to reach better cleaning effect; Preferably adopt " alternately feeding the cleaning method " that hollow core conductor is carried out that purging, so-called " alternately feeding the cleaning method " is meant when the cleaning hollow core conductor, alternately to the inner fluid media (medium) with different pressures that feeds of hollow core conductor; Thereby the foreign matter on the inwall of hollow core conductor is produced bigger impact, and remove the foreign matter on the inwall of hollow core conductor better.
After fluid media (medium) with different pressures alternately feeds hollow core conductor inside; The fluid media (medium) that the back feeds produces impetus to the fluid media (medium) that feeds earlier; Thereby quicken during the fluid media (medium) that this elder generation of fluid media (medium) contact that makes the fluid media (medium) feeding in the back that feeds earlier feeds, and then the inwall of hollow core conductor is produced bigger impulsive force.And, when the fluid media (medium) flow velocity that feeds in the ban changes, can cause the variation of the fluid medium pressure that this elder generation feeds, thereby can on the inwall of hollow core conductor, produce the stress of increasing, thereby remove the foreign matter on the inwall of hollow core conductor more easily.
In addition, alternately the feeding of the fluid media (medium) that the fluid media (medium) that feeds earlier and back feed makes foreign matter on the inwall of hollow core conductor receive the impulsive force of alternate, more be easy to generate loosening, thereby be more prone to come off.
The impulsive force that the inwall of hollow core conductor is produced is big more, can remove the foreign matter on the hollow core conductor effectively more.
In " alternately feeding the cleaning method ", the feeding with fluid media (medium) of different pressures can replace once, also can replace repeatedly, confirms according to the concrete condition of foreign matter on the inwall of the length of hollow core conductor and hollow core conductor.It is pointed out that said predetermined pressure is meant the pressure of the fluid source that fluid media (medium) is provided, rather than refer to that fluid gets into the pressure that in hollow core conductor, forms behind the hollow core conductor.
Fig. 1 is the sketch map of the blow device of the described a kind of embodiment of the utility model.As shown in the figure; The utility model provides a kind of blow device of hollow core conductor, and this blow device comprises the input part 11 and efferent 12 that interconnects, and input part 11 has inlet 11a; Efferent 12 has outlet 12a; Wherein, the inlet 11a of input part 11 is a plurality of, and these a plurality of inlet 11a are communicated with the different fluids source respectively.
When using the described blow device of the utility model that hollow core conductor is purged, the outlet 12a of efferent 12 is connected with hollow core conductor.The different fluids source can provide the fluid media (medium) with different pressures; And this have different pressures is arranged fluid media (medium) respectively a plurality of inlet 11a through input part 11 to get into blow devices inner, and the outlet 12a entering hollow core conductor inside through the input part 12 that is communicated with input part.
In the utility model, to the inlet 11a number do not have concrete qualification, still, for easy to operate, preferably, input part 11 have two the inlet 11a.The fluid media (medium) that will have different pressures alternately feeds the inside of hollow core conductor respectively through these two inlet 11a, can realize that the fluid media (medium) of different pressures produces bigger impulsive force to the foreign matter on the inwall of hollow core conductor.
For the blow device that makes the described hollow core conductor of the utility model has structure succinct and that realize easily, preferably, this blow device comprises the pipe that interconnects.
Can in several ways two inlet 11a and outlet 12a be interconnected.For example, input part 11 comprises two input pipes, and efferent 12 comprises an efferent duct 12b.Two input pipes are connected mutually through threeway with an efferent duct 12b.
For another example; Input part 11 comprises input pipe 11b, and two inlet 11a are separately positioned on input pipe 11b two ends, and efferent 12 comprises efferent duct 12b; The end of this efferent duct 12b communicates with last two parts that enter the mouth between the 11a of input pipe 11b, and outlet 12a is arranged on the other end of this efferent duct 12b.
Fluid media (medium) with different pressures flows into input pipe 11 through two inlet 11a respectively, and the outlet 12a through the efferent duct 12b that is connected with input pipe 11 to get into hollow core conductor inner.
When being communicated with input pipe 11b and efferent duct 12b; Can between two inlet 11a of input pipe 11b, offer a hole that can hold the end of efferent duct 12b; The end of efferent duct 12b is put into this Kong Zhonghou, input pipe 11b is communicated with efferent duct 12b through the mode of welding.
Preferably, the end of efferent duct 12b communicates with the middle part of input pipe 11b.Thereby make said blow device have roughly symmetrical structure, be more conducive to processing and manufacturing.Should be noted in the discussion above that said " middle part " is not meant the centre position of stricti jurise here, and be meant near the part the mid point of input pipe 11b.
In order to make fluid media (medium) more smooth and easy flowing of the place that communicates of input pipe 11b and efferent duct 12b, preferably, input pipe 11b forms arc.More preferably; Said arc is semicircle; Two inlet 11a are separately positioned on said semicircular two ends; The midpoint of efferent duct 12b on said semicircular circumference links to each other with input pipe 11b; Thereby feasible in the opposite direction perpendicular to the component on the direction of efferent duct 12b on the edge in the impact of input pipe 11b and the generation of efferent duct 12b intersection from the fluid media (medium) of two inlet 11a entering respectively, the part of can cancelling each other produces excessive vibration thereby alleviate blow device in the process that hollow core conductor is purged.
Preferably; Input pipe 11b has identical internal diameter with efferent duct 12b; Thereby make fluid media (medium) in the input pipe 11b when getting into efferent duct 12b; Can not cause that pressure changes because of the unexpected variation of caliber, thereby prevent using the described blow device of the utility model in the process that hollow core conductor is purged, to produce excessive vibration.
When alternately the feeding of control different fluids medium, can adopt several different methods.For example, alternately feeding of different fluid medium controlled in the switching that can control the fluid source that the different fluids medium is provided.Promptly; At first open the fluid source that the fluid media (medium) that feeds earlier is provided; To provide the fluid source of the fluid media (medium) that feeds earlier to close after the feeding time remaining scheduled time of the fluid media (medium) that feeds earlier; Open the fluid source that the fluid media (medium) that the back feeds is provided then immediately, same, will provide the fluid source of the fluid media (medium) of back feeding to close after the feeding time remaining scheduled time of the fluid media (medium) that feeds when the back.Aforesaid operations continues to carry out just can realizing alternately feeding of different fluids medium.
Can also alternately feeding of stop valve 11c control different fluids medium be installed at each inlet 11a place of the described blow device of the utility model.Like this, under the state that fluid source is opened, the switching that only needs control to be positioned at the stop valve 11c at two inlet 11a places can realize alternately feeding of different fluids medium.
For the ease of with being connected of hollow core conductor; Preferably, efferent 12 also comprises the blow gun 12c that is arranged among the outlet 12a, and this blow gun 12c comprises cylindrical end and the conical end that links to each other with this cylindrical end; Said cylindrical end matches with outlet 12a, and said conical end matches with said hollow core conductor.Clearly, be provided with the through hole that runs through along the length direction of this blow gun 12c among the blow gun 12c, thereby make the fluid media (medium) in the said blow device flow into said hollow core conductor inside through this blow gun 12c.
When the blow device of stating in the use with two inlet 11a purges said hollow core conductor; As shown in Figure 2; Two inlet 11a communicate with first-class body source 20a with first predetermined pressure and the second fluid source 20b with second predetermined pressure respectively, and outlet 12a communicates with hollow core conductor.First-class body source 20a provides the first fluid medium, and the second fluid source 20b provides second fluid media (medium).
According to the material of hollow core conductor and the difference of the length of service time, the bond strength of the foreign matter that adheres on the inwall of hollow core conductor and hollow core conductor inwall and the thickness of foreign matter also can be different.The time that hollow core conductor uses is long more, and is thick more attached to the foreign matter on the inwall on the hollow core conductor, in conjunction with also firm more.Therefore, when hollow core conductor is purged, can also regulate the size of said first predetermined pressure and/or said second predetermined pressure according to the thickness size of foreign matter on the inwall of hollow core conductor.
And, in purge, also can regulate the size of first predetermined pressure and/or second predetermined pressure.For example, when purging had just begun to carry out, the foreign matter on the inwall of hollow core conductor was thicker, can use first fluid medium with first bigger predetermined pressure and second fluid media (medium) with second predetermined pressure of increasing that hollow core conductor is purged.Behind hollow core conductor purging certain hour, foreign matter can become flexible on the inwall of hollow core conductor, and thickness meeting attenuation, at this moment, can regulate first predetermined pressure and second predetermined pressure are suitably turned down.
The method of controlling first predetermined pressure and second predetermined pressure also can have multiple.For example, can control first predetermined pressure through controlling first-class body source 20a, through controlling the size that the second fluid source 20b controls second predetermined pressure, thus the speed when the control first fluid medium and second fluid media (medium) feed said blow device.Can also be at two of this blow device inlet 11a places install adjustment valves respectively, the speed when feeding said blow device with the first fluid medium of regulating feeding and second fluid media (medium).
When using the described blow device of the utility model that hollow core conductor is purged, can also control the feeding time of said first fluid medium and/or said second fluid media (medium).Likewise, can control the feeding time of first fluid medium, and control the feeding time of second fluid media (medium) through the switching of controlling the second fluid source 20b through the switching of controlling first-class body source 20a.Can also control the feeding time of the first fluid medium and/or second fluid media (medium) through the switching of controlling the stop valve 11c that is installed in two inlet 11a places respectively.
Usually; The feeding time of first fluid medium and the feeding time of second fluid media (medium) can be 1 to 5 second; Realizing the first fluid medium and second fluid media (medium) to the quick impact of the inwall of hollow core conductor and realize the quick variation of pressure, thereby more help the inwall that the first fluid medium impacts hollow core conductor more tempestuously.
The first fluid medium promptly can be that gas also can be liquid, and same, second fluid media (medium) promptly can be that gas also can be liquid.Preferably, said first fluid medium is a liquid, and second fluid media (medium) is a gas.The first fluid density of medium is greater than second fluid media (medium); And; Second fluid media (medium) is difficult to be dissolved in a short period of time the first fluid medium; Therefore, second fluid media (medium) can produce bigger motive force to the first fluid medium, thereby makes the first fluid medium produce greater impact power to the inwall of hollow core conductor.
Preferably, second fluid media (medium) is at normal temperatures and pressures, and the solubility in the first fluid medium is less than the gas of 0.1g/L.Thereby, can produce impetus preferably to the first fluid medium.
Usually, in order to practice thrift cost, said liquid can be water.Second fluid media (medium) can be air or other be insoluble in the gas of water (be under the normal temperature and pressure, solubility is less than 0.1g/L in water), for example nitrogen.In the production scene, the most frequently used gases at high pressure are nitrogen.
Therefore, the first-class body source that above-mentioned providing has first predetermined pressure can be the giant that arrives commonly used in the industry, can be the elevated pressure nitrogen gas tank that arrives commonly used in the industry and second fluid source with second predetermined pressure is provided.
When using the blow device of the hollow core conductor described in the utility model; Can alternately in hollow core conductor, feed the different fluids medium through a plurality of inlets of this blow device, therefore can be conveniently used in " alternately feeding the cleaning method " of hollow core conductor." alternately the feeding the cleaning method " of doing is meant; Can be when the cleaning hollow core conductor alternately to the inner fluid media (medium) that feeds of hollow core conductor with different pressures; Thereby the foreign matter on the inwall of hollow core conductor is produced bigger impact, and remove the foreign matter on the inwall of hollow core conductor better.
More than combine accompanying drawing to describe the preferred implementation of the utility model in detail; But; The utility model is not limited to the detail in the above-mentioned embodiment; In the technical conceive scope of the utility model, can carry out multiple simple variant to the technical scheme of the utility model, these simple variant all belong to the protection domain of the utility model.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the utility model is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the utility model, as long as its thought without prejudice to the utility model, it should be regarded as content disclosed in the utility model equally.
Claims (9)
1. the blow device of a hollow core conductor; This blow device comprises input part (11) and the efferent (12) that interconnects, and this input part (11) has inlet (11a), and said efferent (12) has outlet (12a); It is characterized in that the inlet (11a) of said input part (11) is a plurality of.
2. blow device according to claim 1 is characterized in that, said input part (11) has two said inlets (11a).
3. blow device according to claim 2; It is characterized in that; Said input part (11) comprises input pipe (11b), and said two inlets (11a) are separately positioned on said input pipe (11b) two ends, and said efferent (12) comprises efferent duct (12b); One end of this efferent duct (12b) communicates with part between the two ends of said input pipe (11b), and said outlet (12a) is arranged on the other end of this efferent duct (12b).
4. blow device according to claim 3 is characterized in that, an end of said efferent duct (12) communicates with the middle part of said input pipe (11b).
5. blow device according to claim 3 is characterized in that, said input pipe (11b) forms arc.
6. blow device according to claim 5 is characterized in that, said arc is semicircle.
7. according to claim 5 or 6 described blow devices, it is characterized in that said input pipe (11b) has identical internal diameter with said efferent duct (12b).
8. according to described arbitrarily blow device in the claim 3 to 6, it is characterized in that said input part (11) also comprises and is arranged on the stop valve (11c) that each said inlet (11a) is located once.
9. according to any described blow device in the claim 3 to 6; Its spy is; Said efferent (12) also comprises the blow gun (12c) that is arranged in the said outlet (12a); This blow gun (12c) comprises cylindrical end and the conical end that links to each other with this cylindrical end, and said cylindrical end matches with said outlet (12a), and said conical end matches with said hollow core conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204404222U CN202377235U (en) | 2011-11-08 | 2011-11-08 | Sweeping device of hollow core conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204404222U CN202377235U (en) | 2011-11-08 | 2011-11-08 | Sweeping device of hollow core conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202377235U true CN202377235U (en) | 2012-08-15 |
Family
ID=46625756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204404222U Expired - Lifetime CN202377235U (en) | 2011-11-08 | 2011-11-08 | Sweeping device of hollow core conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202377235U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909194A (en) * | 2012-09-27 | 2013-02-06 | 山东环球印铁制罐有限公司 | Bottle cap cleaner |
| CN113770090A (en) * | 2020-06-09 | 2021-12-10 | 上海发那科机器人有限公司 | Paint surface cleaning device based on efficient annular cleaning and purging nozzle |
-
2011
- 2011-11-08 CN CN2011204404222U patent/CN202377235U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102909194A (en) * | 2012-09-27 | 2013-02-06 | 山东环球印铁制罐有限公司 | Bottle cap cleaner |
| CN102909194B (en) * | 2012-09-27 | 2015-04-08 | 山东环球印铁制罐有限公司 | Bottle cap cleaner |
| CN113770090A (en) * | 2020-06-09 | 2021-12-10 | 上海发那科机器人有限公司 | Paint surface cleaning device based on efficient annular cleaning and purging nozzle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |