CN107701482A - The auxiliary starting system and method for vacuum drying oven motor - Google Patents
The auxiliary starting system and method for vacuum drying oven motor Download PDFInfo
- Publication number
- CN107701482A CN107701482A CN201711128997.9A CN201711128997A CN107701482A CN 107701482 A CN107701482 A CN 107701482A CN 201711128997 A CN201711128997 A CN 201711128997A CN 107701482 A CN107701482 A CN 107701482A
- Authority
- CN
- China
- Prior art keywords
- vacuum drying
- drying oven
- impeller
- air
- air jet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001291 vacuum drying Methods 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000007789 gas Substances 0.000 claims description 49
- 239000007921 spray Substances 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 238000005273 aeration Methods 0.000 abstract description 4
- 230000003213 activating effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to a kind of auxiliary starting system and method for vacuum drying oven motor, the system includes：The air delivering pipeline of the impeller setting in vacuum drying oven and close to blower fan is installed in, the air delivering pipeline is tightly connected with the loading line in the vacuum drying oven；And the multiple air jet pipes for being installed on the air delivering pipeline and being connected with the air delivering pipeline, multiple air jet pipes are located on the surrounding of the impeller of the blower fan, and the puff prot on the air jet pipe corresponds to the impeller and set, and is rotated by impeller described in the gas push of ejection at the puff prot.The auxiliary starting system of the present invention is realized in the aeration phase into vacuum drying oven, expanded using compressed gas in vacuum drying oven and blow wheel rotation, blower fan is allowed to have certain rotating speed before being not powered on, starting current can be reduced when so starting, for 45KW/200KW double speed electrically activating motor, it is possible to reduce starting current gets over 20%.
Description
Technical field
The present invention relates to vacuum drying oven technical field, refers in particular to a kind of auxiliary starting system and method for vacuum drying oven motor.
Background technology
Vacuum drying oven, it is necessary to gases at high pressure are filled with stove, then starts blower fan in gas quenching technique.Due to quencher
Skill generally requires up to 20bar gas and strengthens cooling effect, and power and the starting current that result in blower fan be all very big.It is right
For 200KW motor, starting current is 5~6 times usually, also very poor even if plus soft initiator effect.
The content of the invention
The defects of it is an object of the invention to overcome prior art, there is provided a kind of auxiliary starting system of vacuum drying oven motor and
Method, solve the problems, such as that existing vacuum drying oven quenching technical mesohigh gas causes blower fan starting current big.
Realizing the technical scheme of above-mentioned purpose is：
The invention provides a kind of auxiliary starting system of vacuum drying oven motor, including：
It is installed in the air delivering pipeline of the impeller setting in vacuum drying oven and close to blower fan, the air delivering pipeline and the vacuum
Loading line in stove is tightly connected；And
The multiple air jet pipes for being installed on the air delivering pipeline and being connected with the air delivering pipeline, multiple air jet pipes are located on
The surrounding of the impeller of the blower fan, and the puff prot on the air jet pipe corresponds to the impeller and set, at the puff prot
Impeller described in the gas push of ejection rotates.
The auxiliary starting system of the present invention is realized in the aeration phase into vacuum drying oven, using compressed gas in vacuum drying oven
Wheel rotation is blown in expansion, allows blower fan to have certain rotating speed before being not powered on, and starting current can be reduced when so starting, for
45KW/200KW double speed electrically activating motor, it is possible to reduce starting current gets over 20%.The auxiliary starting system of the present invention can
Solve the problems, such as that gases at high pressure cause blower fan starting current big.
Vacuum drying oven motor of the present invention auxiliary starting system further improvement is that, the air delivering pipeline is ring pipe,
An air inlet connector is offered on the ring pipe, the air inlet connector is tightly connected with the loading line.
Vacuum drying oven motor of the present invention auxiliary starting system further improvement is that, the ring pipe and the impeller phase
To set, and between be installed with certain spacing；
The air jet pipe is vertically connected at the ring pipe, and the air jet pipe has the periphery that part is located at the impeller.
Vacuum drying oven motor of the present invention auxiliary starting system further improvement is that, the ring pipe is fixedly arranged on described true
On the clamshell of heat exchanger in empty stove.
Vacuum drying oven motor of the present invention auxiliary starting system further improvement is that, the puff prot is towards the impeller
Blade the back side set.
Present invention also offers a kind of assistant starting method of vacuum drying oven motor, comprise the following steps：
Air delivering pipeline is provided, the air delivering pipeline is installed in vacuum drying oven and set close to the impeller of blower fan, and by institute
Air delivering pipeline is stated to be tightly connected with the loading line in the vacuum drying oven；
Multiple air jet pipes are provided, the air jet pipe is installed on the air delivering pipeline and connected with the air delivering pipeline,
Multiple jet pipe rings are located to the surrounding of the impeller of the blower fan, and the puff prot on the air jet pipe is corresponded into impeller and set；
And
Opening charge valve causes gases at high pressure to be entered from the loading line in the air delivering pipeline, and through the jet
Pipe sprays from the puff prot, so as to promote the impeller to rotate in the spraying high-pressure gas of ejection to the impeller, described
When the rotating speed of impeller reaches setting value, start the blower fan.
The assistant starting further improvements in methods of vacuum drying oven motor of the present invention are that the air delivering pipeline provided is annular
Pipe, in opening up an air inlet connector on the ring pipe, and the air inlet connector and the loading line are tightly connected.
The assistant starting further improvements in methods of vacuum drying oven motor of the present invention are, when installing the ring pipe, by institute
Ring pipe is stated to be oppositely arranged with the impeller, and between be installed with certain spacing；
When installing the air jet pipe, the air jet pipe is vertically connected at the ring pipe, and the air jet pipe has part
Positioned at the periphery of the impeller.
The assistant starting further improvements in methods of vacuum drying oven motor of the present invention are, when installing the ring pipe, by institute
On the clamshell for stating the heat exchanger that ring pipe is fixedly arranged in the vacuum drying oven.
The assistant starting further improvements in methods of vacuum drying oven motor of the present invention are, when installing the air jet pipe, by institute
Puff prot is stated to set towards the back side of the blade of the impeller.
Brief description of the drawings
Fig. 1 is that the auxiliary starting system of vacuum drying oven motor of the present invention is installed on the sectional view of the first side in vacuum drying oven.
Fig. 2 is that the auxiliary starting system of vacuum drying oven motor of the present invention is installed on the sectional view of the second side in vacuum drying oven.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Refering to Fig. 1, the invention provides the auxiliary starting system of vacuum drying oven motor and method, for solving on vacuum drying oven
Blower fan is the power and all very big starting current of blower fan in the environment of 20bar gas the problem of.The assistant starting of the present invention
System makes full use of the stage that gases at high pressure are filled with into vacuum drying oven, is revolved using the impeller for the drive of high-pressure gas blower fan being filled with
Turn, when impeller reaches certain rotating speed, start blower fan, so as to reduce starting current, save energy resource consumption, efficiently solve wind
The problem of machine starting current is big.The auxiliary starting system and method for vacuum drying oven motor of the present invention are said below in conjunction with the accompanying drawings
It is bright.
Refering to Fig. 1, it is shown that the auxiliary starting system of vacuum drying oven motor of the present invention is installed on the first side in vacuum drying oven
Sectional view.Refering to Fig. 2, it is shown that cut open the second side that the auxiliary starting system of vacuum drying oven motor of the present invention is installed in vacuum drying oven
View.With reference to shown in Fig. 1 and Fig. 2, the auxiliary starting system of the vacuum drying oven motor of the present invention is illustrated.
As depicted in figs. 1 and 2, the auxiliary starting system 20 of vacuum drying oven motor of the present invention includes air delivering pipeline 21 and multiple sprays
Tracheae 22, air delivering pipeline 21 is installed in vacuum drying oven 10 and the air delivering pipeline 21 is set close to the impeller 111 of blower fan 11, appendix
Road 21 is tightly connected with the loading line 101 in vacuum drying oven 10 so that gases at high pressure can enter defeated via loading line 101
In air pipe 21；Air jet pipe 22 is installed on air delivering pipeline 21 and air jet pipe 22 connects with air delivering pipeline 21 so that high pressure gas
Body can be entered in air jet pipe 22 through air delivering pipeline 21, and multiple rings of air jet pipe 22 are located at the surrounding of the impeller 111 of blower fan 11, and spray
The corresponding impeller 111 of puff prot 221 on tracheae 22 is set, and is rotated by the gas push impeller 111 sprayed at puff prot 221.
Loading line 101 of the gases at high pressure out of vacuum drying oven 10 enters air delivering pipeline 21, then is sprayed through air jet pipe 22 from puff prot 221
Going out, the gases at high pressure of ejection are entered in the vacuum environment of vacuum drying oven, can be expanded rapidly, and then when being sprayed onto on impeller 111, meeting
Impeller 111 is promoted to rotate so that blower fan 11 just has certain rotating speed in not actuated preceding impeller 111, so as to start blower fan 11
When, starting current can be reduced.
As the better embodiment of the present invention, air delivering pipeline 21 is ring pipe, and the ring pipe is closed form, in annular
The top of pipe offers an air inlet connector, and the air inlet connector is tightly connected with loading line 101 so that loading line 101
Interior gases at high pressure are entered in ring pipe from air inlet connector.
Further, ring pipe is oppositely arranged with impeller 111, and is installed with certain spacing between the two；In ring pipe
The position of the air jet pipe 22 of upper connection and ring pipe vertical connection, the horizontal setting of the air jet pipe 22 and end to the place of impeller 111
Extension, the air jet pipe 22 have the periphery that part is located at impeller 111, have part on air jet pipe 22 positioned at the position where impeller 111
Place to be put, and certain spacing is left with the outer surface of impeller 111, air jet pipe 22 is looped around the periphery of impeller 111, and in impeller
Uniformly lay 111 periphery.By setting ring pipe and air jet pipe so that the puff prot of gases at high pressure can accordingly around
The setting of impeller 111, improve the efficiency for promoting impeller 111 to rotate.It is preferred that the end of air jet pipe 22 is set close to blower fan 11,
Impeller 111 is medial surface close to the one side of blower fan 11, the end of the air jet pipe 22 compared to impeller 111 medial surface closer to
Blower fan 11 is set, and multiple apertures is opened up on air jet pipe 22 impeller 111 is blown afloat together as puff prot, multiple apertures,
To improve the rotary speed of impeller 111.It is preferred that air jet pipe 22 sets eight, the periphery of impeller 111 is uniformly laid in.
Yet further, heat exchanger is installed with vacuum drying oven 10, is provided with clamshell 12 in the outside of heat exchanger, ring pipe is solid
On the clamshell 12 for the heat exchanger being located in vacuum drying oven 10, it is preferred that can use welding that ring pipe is installed on clamshell 12.
As another better embodiment of the present invention, multiple blades 1111 are provided with impeller 111, on air jet pipe 22
Puff prot 221 is set towards the back side of the blade 1111 of impeller 111 so that the gases at high pressure sprayed from puff prot 221 directly blow
The back side of blade 1111 is sent to, can more advantageously promote the rotation of impeller 111.
The outside of vacuum drying oven 10 is provided with air accumulator 13, the high pressure nitrogen in air accumulator 13 built with 20bar, the gas storage
Tank 13 is connected by loading line outside stove 15 with the loading line 101 on vacuum drying oven 10, and the outer loading line 15 of stove passes through connection method
Orchid is tightly connected with loading line 101, charge valve 14 is equiped with loading line 15 outside stove, for controlling loading line outside stove
15 keying.Blower fan 11 is installed on vacuum drying oven 10, and the front end of blower fan 11 is connected with impeller 111, and the impeller 111 is placed in vacuum
In stove 10.It is vacuum state when initial in vacuum drying oven 10, for quenching technical, in the vacuum drying oven of vacuum being filled with gases at high pressure adds
Strong cooling effect, under the High Voltage in vacuum drying oven 10 so that blower fan need to be rotated with larger starting current come impeller 111,
So as to cause the starting current of blower fan and power all very big, increase energy resource consumption.And the auxiliary starting system 20 of the present invention, energy
It is enough effectively to utilize the gases at high pressure being filled with vacuum drying oven 10, when opening charge valve 14 is inflated to vacuum drying oven 10, gases at high pressure
Loading line 101 is entered through loading line outside stove 15, via air delivering pipeline 21 and air jet pipe 22, so as to the spray on air jet pipe 22
Gas port 221 is injected in vacuum drying oven 10, and the gases at high pressure sprayed from puff prot 221 have been directly sprayed onto the blade 1111 of impeller 111
On, and then promoting blade progressively to rotate, the pressure of the gases at high pressure is 20bar, and vacuum drying oven 10 is initially vacuum state, and 1 is vertical
The 20bar compressed gas of side, which enters in vacuum drying oven 10, can expand 20 times, and the compressed gas expands in vacuum drying oven blows impeller 111
Rotation so that impeller 111 has certain rotating speed before blower fan 11 starts, when the rotating speed of impeller 111 reaches about 20RPM, then
After connecting the power supply of blower fan 11, the starting current of blower fan 11 can be reduced, reach the effect for saving energy resource consumption.
The auxiliary starting system of the present invention is in big motor (160~320KW) startup, relative to using soft start merely
Device or frequency converter, starting current can be reduced.Start for 45KW/200KW double-speed motor, it is possible to reduce starting current is about
20%.
The auxiliary starting system of the present invention is realized in the aeration phase into vacuum drying oven, using compressed gas in vacuum drying oven
Wheel rotation is blown in expansion, allows blower fan to have certain rotating speed before being not powered on, and starting current can be reduced when so starting.The present invention
Auxiliary starting system can solve the problem that the problem of gases at high pressure cause blower fan starting current big.
The assistant starting method of vacuum drying oven motor provided by the invention is illustrated below.
A kind of assistant starting method of vacuum drying oven motor provided by the invention, comprises the following steps：
As depicted in figs. 1 and 2, there is provided air delivering pipeline 21, air delivering pipeline 21 is installed in vacuum drying oven 10 and close to blower fan
11 impeller 111 is set, and air delivering pipeline 21 and the loading line 101 in vacuum drying oven 10 are tightly connected；
Multiple air jet pipes 22 are provided, air jet pipe 22 is installed on air delivering pipeline 21 and connected with air delivering pipeline 21, will be more
The individual ring of air jet pipe 22 is located at the surrounding of the impeller 111 of blower fan 11, and the corresponding impeller 111 of puff prot 221 on air jet pipe 22 is set
Put；And
Opening charge valve 14 causes gases at high pressure to be entered from loading line 101 in air delivering pipeline 21, and through air jet pipe 22
Sprayed from puff prot 221, so as to promote impeller 111 to rotate in the spraying high-pressure gas of ejection to impeller 111, in impeller 111
When rotating speed reaches setting value, start blower fan 11.It is preferred that the setting value is 20RPM.When impeller 111 reaches 20RPM, normally
Starting current can be reduced by starting blower fan 11.
Loading line 101 of the gases at high pressure of the present invention out of vacuum drying oven 10 enters air delivering pipeline 21, then through air jet pipe
22 are sprayed from puff prot 221, and the gases at high pressure of ejection are entered in the vacuum environment of vacuum drying oven, can be expanded rapidly, and then are being sprayed
When on to impeller 111, impeller 111 can be promoted to rotate so that blower fan 11 just has certain rotating speed in not actuated preceding impeller 111,
So as to which when starting blower fan 11, starting current can be reduced.
As the better embodiment of the present invention, the air delivering pipeline 21 provided is ring pipe, in being opened up on ring pipe
One air inlet connector, and air inlet connector and loading line 101 are tightly connected.
Further, when installing the ring pipe, ring pipe and impeller 111 are oppositely arranged, and be installed with one between the two
Fixed spacing；When installing air jet pipe 22, by air jet pipe 22 and ring pipe vertical connection, the air jet pipe 22 laterally setting and end to
Position extension where impeller 111, the air jet pipe 22 have the periphery that part is located at impeller 111, there is part position on air jet pipe 22
Opening position where impeller 111, and certain spacing is left with the outer surface of impeller 111, air jet pipe 22 is looped around impeller 111
Periphery, and uniformly laid in the periphery of impeller 111.By setting ring pipe and air jet pipe so that the puff prot of gases at high pressure
The efficiency for promoting impeller 111 to rotate can be improved accordingly around the setting of impeller 111.It is preferred that the end of air jet pipe 22
Set close to blower fan 11, impeller 111 is medial surface close to the one side of blower fan 11, and the end of the air jet pipe 22 is compared to impeller
111 medial surface is set closer to blower fan 11, and it is right together as puff prot, multiple apertures that multiple apertures are opened up on air jet pipe 22
Impeller 111 is blown afloat, to improve the rotary speed of impeller 111.It is preferred that air jet pipe 22 sets eight, uniformly it is laid in
The periphery of impeller 111.
Yet further, heat exchanger is installed with vacuum drying oven 10, clamshell 12, installing annular is provided with the outside of heat exchanger
Guan Shi, on the clamshell 12 for the heat exchanger that ring pipe is installed in vacuum drying oven 10, it is preferred that can use weld ring pipe is fixed
On clamshell 12.
As another better embodiment of the present invention, multiple blades 1111 are provided with impeller 111, install air jet pipe 22
When, the puff prot 221 on air jet pipe 22 is set towards the back side of the blade 1111 of impeller 111 so that sprayed from puff prot 221
Gases at high pressure be directly blown into the back side of blade 1111, can more advantageously promote the rotation of impeller 111.
The outside of vacuum drying oven 10 is provided with air accumulator 13 in the startup method of the present invention, air accumulator 13 built with
20bar high pressure nitrogen, the air accumulator 13 are connected by loading line outside stove 15 with the loading line 101 on vacuum drying oven 10, stove
Outer loading line 15 is tightly connected by adpting flange and loading line 101, and charge valve is equiped with loading line 15 outside stove
14, for controlling the keying of loading line 15 outside stove.Blower fan 11 is installed on vacuum drying oven 10, and the front end of blower fan 11 is connected with leaf
Wheel 111, the impeller 111 is placed in vacuum drying oven 10.It is vacuum state when initial in vacuum drying oven 10, for quenching technical, in vacuum
Vacuum drying oven in be filled with gases at high pressure and strengthen cooling effect, under the High Voltage in vacuum drying oven 10 so that blower fan need to be opened with larger
Streaming current carrys out impeller 111 and rotated, and so as to cause the starting current of blower fan and power all very big, increases energy resource consumption.And
The auxiliary starting system 20 of the present invention, charge valve 14 can be opened to true effectively using the gases at high pressure being filled with vacuum drying oven 10
When empty stove 10 is inflated, gases at high pressure enter loading line 101 through loading line outside stove 15, via air delivering pipeline 21 and spray
Tracheae 22, so as to which the puff prot 221 on air jet pipe 22 is injected in vacuum drying oven 10, the gases at high pressure sprayed from puff prot 221 are straight
Connect on the blade 1111 for being sprayed onto impeller 111, and then promote blade progressively to rotate, the pressure of the gases at high pressure is 20bar, and true
Empty stove 10 is initially vacuum state, and 1 cube of 20bar compressed gas, which enters in vacuum drying oven 10, can expand 20 times, the compressed gas
Expansion is blown impeller 111 and rotated in vacuum drying oven so that impeller 111 has certain rotating speed, impeller 111 before blower fan 11 starts
Rotating speed when reaching about 20RPM, after being next turned on the power supply of blower fan 11, the starting current of blower fan 11 can be reduced, reach saving
The effect of energy resource consumption.
The assistant starting method of the present invention is in big motor (160~320KW) startup, relative to using soft start merely
Device or frequency converter, starting current can be reduced.Start for 45KW/200KW double-speed motor, it is possible to reduce starting current is about
20%.
The assistant starting method of the present invention is realized in the aeration phase into vacuum drying oven, using compressed gas in vacuum drying oven
Wheel rotation is blown in expansion, allows blower fan to have certain rotating speed before being not powered on, and starting current can be reduced when so starting.The present invention
Assistant starting method can solve the problem that the problem of gases at high pressure cause blower fan starting current big.
The present invention is described in detail above in association with accompanying drawing embodiment, those skilled in the art can be according to upper
State and bright many variations example is made to the present invention.Thus, some details in embodiment should not form limitation of the invention, this
Invention will be used as protection scope of the present invention using the scope that appended claims define.
Claims (10)
- A kind of 1. auxiliary starting system of vacuum drying oven motor, it is characterised in that including：Be installed in vacuum drying oven and close to the air delivering pipeline that sets of impeller of blower fan, the air delivering pipeline with the vacuum drying oven Loading line be tightly connected；AndThe multiple air jet pipes for being installed on the air delivering pipeline and being connected with the air delivering pipeline, multiple air jet pipes are located on described The surrounding of the impeller of blower fan, and the puff prot on the air jet pipe corresponds to the impeller and set, by being sprayed at the puff prot Gas push described in impeller rotation.
- 2. the auxiliary starting system of vacuum drying oven motor as claimed in claim 1, it is characterised in that the air delivering pipeline is annular Manage, an air inlet connector is offered on the ring pipe, the air inlet connector is tightly connected with the loading line.
- 3. the auxiliary starting system of vacuum drying oven motor as claimed in claim 2, it is characterised in that the ring pipe and the leaf Wheel is oppositely arranged, and between be installed with certain spacing；The air jet pipe is vertically connected at the ring pipe, and the air jet pipe has the periphery that part is located at the impeller.
- 4. the auxiliary starting system of vacuum drying oven motor as claimed in claim 2 or claim 3, it is characterised in that the ring pipe is fixed In on the clamshell of the heat exchanger in the vacuum drying oven.
- 5. the auxiliary starting system of vacuum drying oven motor as claimed in claim 1, it is characterised in that the puff prot is described in The back side of the blade of impeller is set.
- A kind of 6. assistant starting method of vacuum drying oven motor, it is characterised in that comprise the following steps：Air delivering pipeline is provided, the air delivering pipeline is installed in vacuum drying oven and set close to the impeller of blower fan, and will be described defeated Air pipe is tightly connected with the loading line in the vacuum drying oven；Multiple air jet pipes are provided, the air jet pipe is installed on the air delivering pipeline and connected with the air delivering pipeline, will be more Individual jet pipe ring is located at the surrounding of the impeller of the blower fan, and the puff prot on the air jet pipe is corresponded into impeller and set；AndOpen charge valve gases at high pressure are entered in the air delivering pipeline from the loading line, and through the air jet pipe from The puff prot sprays, so as to promote the impeller to rotate in the spraying high-pressure gas of ejection to the impeller, in the impeller Rotating speed when reaching setting value, start the blower fan.
- 7. the assistant starting method of vacuum drying oven motor as claimed in claim 6, it is characterised in that the air delivering pipeline provided is Ring pipe, in opening up an air inlet connector on the ring pipe, and the air inlet connector and loading line sealing are connected Connect.
- 8. the assistant starting method of vacuum drying oven motor as claimed in claim 7, it is characterised in that when installing the ring pipe, The ring pipe and the impeller are oppositely arranged, and between be installed with certain spacing；When installing the air jet pipe, the air jet pipe is vertically connected at the ring pipe, and the air jet pipe has part to be located at The periphery of the impeller.
- 9. the assistant starting method of vacuum drying oven motor as claimed in claim 7 or 8, it is characterised in that install the ring pipe When, on the clamshell for the heat exchanger that the ring pipe is fixedly arranged in the vacuum drying oven.
- 10. the assistant starting method of vacuum drying oven motor as claimed in claim 6, it is characterised in that when installing the air jet pipe, The puff prot is set towards the back side of the blade of the impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128997.9A CN107701482A (en) | 2017-11-15 | 2017-11-15 | The auxiliary starting system and method for vacuum drying oven motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711128997.9A CN107701482A (en) | 2017-11-15 | 2017-11-15 | The auxiliary starting system and method for vacuum drying oven motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107701482A true CN107701482A (en) | 2018-02-16 |
Family
ID=61179581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711128997.9A Pending CN107701482A (en) | 2017-11-15 | 2017-11-15 | The auxiliary starting system and method for vacuum drying oven motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107701482A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233605A (en) * | 2021-12-22 | 2022-03-25 | 山东泰华冷源制冷科技有限公司 | Compressor auxiliary starting assembly |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090196734A1 (en) * | 2008-02-05 | 2009-08-06 | Ebara Corporation | Turbo vacuum pump |
| CN103216473A (en) * | 2012-01-21 | 2013-07-24 | 周登荣 | Starting device for turbine and turbofan power generating system |
| CN106246354A (en) * | 2016-08-24 | 2016-12-21 | 上海泛智能源装备有限公司 | A kind of gas turbine air starting Apparatus and system |
| US20170122321A1 (en) * | 2014-06-27 | 2017-05-04 | Ateliers Busch Sa | Method of Pumping in a System of Vacuum Pumps and System of Vacuum Pumps |
| CN107100862A (en) * | 2016-02-23 | 2017-08-29 | 宝钢特钢有限公司 | large centrifugal fan |
| CN207454368U (en) * | 2017-11-15 | 2018-06-05 | 益发施迈茨工业炉（上海）有限公司 | The auxiliary starting system of vacuum drying oven motor |
-
2017
- 2017-11-15 CN CN201711128997.9A patent/CN107701482A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090196734A1 (en) * | 2008-02-05 | 2009-08-06 | Ebara Corporation | Turbo vacuum pump |
| CN103216473A (en) * | 2012-01-21 | 2013-07-24 | 周登荣 | Starting device for turbine and turbofan power generating system |
| US20170122321A1 (en) * | 2014-06-27 | 2017-05-04 | Ateliers Busch Sa | Method of Pumping in a System of Vacuum Pumps and System of Vacuum Pumps |
| CN107100862A (en) * | 2016-02-23 | 2017-08-29 | 宝钢特钢有限公司 | large centrifugal fan |
| CN106246354A (en) * | 2016-08-24 | 2016-12-21 | 上海泛智能源装备有限公司 | A kind of gas turbine air starting Apparatus and system |
| CN207454368U (en) * | 2017-11-15 | 2018-06-05 | 益发施迈茨工业炉（上海）有限公司 | The auxiliary starting system of vacuum drying oven motor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114233605A (en) * | 2021-12-22 | 2022-03-25 | 山东泰华冷源制冷科技有限公司 | Compressor auxiliary starting assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106733355B (en) | Paint finishing for application inner wall of the pipe | |
| CN104748333A (en) | Exhaust energy recycling device for air conditioner outdoor unit | |
| CN107701482A (en) | The auxiliary starting system and method for vacuum drying oven motor | |
| CN207996862U (en) | A kind of Portable dry ice cleaning machine | |
| CN207454368U (en) | The auxiliary starting system of vacuum drying oven motor | |
| CN107837989A (en) | The vacuum of radiator for transformer inner chamber draws paint and vacuum quick drying paint equipment and technique | |
| CN205237841U (en) | Ball handler system is thrown to steel pipe inside and outside wall | |
| CN105508054A (en) | Engine gas inlet pipe anti-icing system and aircraft engine | |
| CN204338398U (en) | To spray paint drying dual-purpose paint spray booth | |
| CN102003877B (en) | Multifunctional heat treatment furnace for seepage hydrogen and vacuum dehydrogenation of titanium alloy forging | |
| CN108146185A (en) | A kind of defrosting control device, air-conditioning and its defrosting control method | |
| CN201890915U (en) | Multifunctional heat treatment furnace for forge piece hydrogenation and vacuum dehydrogenation of titanium alloy | |
| CN106525379B (en) | A kind of exhaust apparatus and method that two sets of high temperature ultrasonics speed wind-tunnel is shared | |
| CN206047016U (en) | A kind of environmental protection envelope cup cover plate device | |
| CN105313017A (en) | Shot blasting treatment machine system and method for inner wall and outer wall of steel pipe | |
| CN101884967B (en) | Heat-escape preventing device for coating room and using method thereof | |
| CN209178321U (en) | A kind of organic solid waste pyrolysis furnace | |
| CN105858653A (en) | Exhaust-pollution-free regenerated activated carbon activation furnace | |
| CN207287889U (en) | A kind of rapid-curing cutback spray equipment | |
| CN206229827U (en) | Heat pump cycle type organic waste disposing machine | |
| CN206190621U (en) | Electron beam welding machine oil diffusion pump | |
| CN206897685U (en) | A kind of ultrahigh frequency speed fluidic oxygen gun | |
| CN105444175A (en) | Flame diversion system and direct-fired gas drying cylinder employing the same | |
| CN206310905U (en) | A kind of atmosphere batch-type furnace | |
| CN110819779B (en) | Water spraying device for cooling outer rim surface of wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |