CN2596071Y - High vacuum degree and energy-saving type vacuum pump - Google Patents
High vacuum degree and energy-saving type vacuum pump Download PDFInfo
- Publication number
- CN2596071Y CN2596071Y CN02287669U CN02287669U CN2596071Y CN 2596071 Y CN2596071 Y CN 2596071Y CN 02287669 U CN02287669 U CN 02287669U CN 02287669 U CN02287669 U CN 02287669U CN 2596071 Y CN2596071 Y CN 2596071Y
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- CN
- China
- Prior art keywords
- valve
- slide valve
- slide
- saving type
- high vacuum
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model discloses a high vacuum degree and energy-saving type vacuum pump which relates to a novel slide valve type vacuum mechanical pump. The utility model is equipment for obtaining vacuum in mechanical industry, chemical industry, electronic industry, construction material industry, light industry, food industry, sanitary industry, etc. The utility model is provided with a pump body and a motor. The utility model is characterized in that an inner cavity of the pump body is provided with a slide valve sleeve in which an eccentric wheel is arranged, and an eccentric wheel shaft is arranged in the eccentric wheel; assembling grooves of a slide valve block or a sliding valve rod are arranged in the slide valve sleeve; the slide valve block or the sliding valve rod is arranged in the assembling grooves of the slide valve block or the sliding valve rod; a sliding valve guide rail is arranged at an air intake channel position in the pump body; the slide valve block or the sliding valve rod is arranged in the sliding valve guide rail, and the slide valve block or the sliding valve rod can slide along the sliding valve guide rail.
Description
Technical field
What the utility model high vacuum energy-saving type vacuum pump related to is a kind of sliding valve style vacuum mechanical pump of novelty, is a kind of equipment that industries such as machinery, chemical industry, electronics, building materials, light industry, food, health obtain vacuum.
Background technique
At present conventional machinery formula vacuum pump degree of vacuum is low, power consumption is high, required motor power is big, noise is high, be easy to generate fault, need often maintenance, working life is short.
Summary of the invention
The purpose of this utility model is to provide a kind of high vacuum energy-saving type vacuum pump at above-mentioned deficiency, adopt slide valve buckle, eccentric wheel, slide valve lever structure, can obtain higher degree of vacuum, have simple in structure, precision is high, wearing and tearing are little, maintenance less, long characteristics of life-span.
High vacuum energy-saving type vacuum pump takes following scheme to realize: high vacuum energy-saving type vacuum pump structure comprises the pump housing, motor, eccentric wheel, eccentric shaft, slide valve buckle, guiding valve piece or slide valve lever, guiding valve guide rail, drain tap.Motor is housed on the pump housing, and pump housing endoluminal means has slide valve buckle, and eccentric wheel is housed in the slide valve buckle.The eccentric shaft device is in eccentric wheel, and bearing is equipped with at two ends, and bearing means is in the bearing support of pump housing both sides.Slide valve buckle is provided with guiding valve piece or slide valve lever fitting recess, and guiding valve piece or slide valve lever device are in guiding valve piece or slide valve lever fitting recess, and the guiding valve track-type facilities is the gas-entered passageway place in the pump housing, and guiding valve piece or slide valve lever are contained in the guiding valve guide rail, can slide along the guiding valve guide rail.The guiding valve guide rail is two semicircle guide rails, is provided with inlet hole in guiding valve piece or the slide valve lever.The eccentric shaft end device has belt pulley, and belt pulley is positioned at casing one side outside, and motor is connected with belt pulley by belt, and flywheel is equipped with in the eccentric shaft the other end casing outside.Discharge valve apparatus is provided with several outlet valves above pump cavity, the quantity of outlet valve is by the discharge capacity setting.Exhaust structure comprises valve seat, valve bonnet, valve block, spring, air valve screw rod, gland.Device has pumping fluid in the valve body, and pump housing inner chamber arranged outside has cooling jacket.
Working principle: the utilization of high vacuum energy-saving type vacuum pump becomes again is used for extracting gas, when vacuum pump by motor during through belt, belt pulley transmission, the pump eccentric shaft drives eccentric wheel and rotates, make the annulus of slide valve buckle partly be close to the slip of pump chamber inwall, vacuum pump inspiration or pressurized gas are discharged by outlet valve at last.
High vacuum energy-saving type vacuum pump uses rotary pressurized air principle and in conjunction with Luo Shi law (oily splash lubrication) and newton law of inertia, use two-grade dual cooling and lubricated, can reach to take out and be depressed into the following degree of vacuum of 1.33Pa, be applicable to various high vacuum requirements, and the power that uses only is half of W series (reciprocating pump) and X series (vane pump), have steadily, reliably, noise is low, distinguishing features such as little and life-span of working power is long, critical pieces such as pump body all adopt the close cast iron of wear-resisting efficient baking, and finish through surface heat processing center secondary clamping, have the precision height, it is little to wear and tear, characteristics such as maintenance is few.The utility model vacuum pump is widely used in industries such as dye chemical industry, food additive, electronics, vacuum coating, paint, medicine, fine chemistry industry, building materials, light industry.
Description of drawings
The utility model is described in further detail below with reference to accompanying drawing.
Fig. 1 is a high vacuum energy-saving type vacuum pump schematic representation.
Fig. 2 is high vacuum energy-saving type vacuum pump internal structure and working principle Fig. 1.
Fig. 3 is high vacuum energy-saving type vacuum pump internal structure and working principle Fig. 2.
Fig. 4 is the exhaust structure schematic representation of high vacuum energy-saving type vacuum pump.
Embodiment
With reference to accompanying drawing 1～4, high vacuum energy-saving type vacuum pump structure comprises the pump housing 2, motor 7, eccentric wheel 16, eccentric shaft 17, slide valve buckle 15, guiding valve piece 18 or slide valve lever, guiding valve guide rail 19, outlet valve 20.Motor 7 is equipped with on the pump housing 2 tops, and motor 7 is contained on the electric machine support 4, and the motor output shaft end is equipped with small belt pulley 6, suction port 8, relief opening 3 are equipped with in the pump housing 2 tops, oily window 1 is equipped with in the pump housing 2 sides, and pump housing inner chamber 14 devices have slide valve buckle 15, and eccentric wheel 16 is housed in the slide valve buckle.Eccentric shaft 17 devices are in eccentric wheel 16, and bearing is equipped with at two ends, and bearing means is in the bearing support of pump housing both sides.Slide valve buckle 15 is provided with guiding valve piece 18 or slide valve lever fitting recess 23, guiding valve piece 18 or slide valve lever device are in guiding valve piece or slide valve lever fitting recess 23, guiding valve guide rail 19 device gas-entered passageway places in the pump housing 2, guiding valve piece or slide valve lever 18 are contained in the guiding valve guide rail 19, can slide along the guiding valve guide rail.Guiding valve guide rail 19 is two semicircle guide rails, is provided with inlet hole 21 in guiding valve piece 18 or the slide valve lever.Eccentric shaft 17 1 end devices have belt pulley 9, and belt pulley 9 is positioned at casing 2 one side outsides, and the small belt pulley 6 of motor 7 output axle heads links to each other with belt pulley 9 by v belt 10, and flywheel is equipped with in eccentric shaft 17 the other end casings 2 outsides.On belt pulley 9 and the flywheel equilibrium block 12 is housed, equilibrium block 12 is used for the energy imbalance that counterbalanced eccentric axle 17 operation process occur, and increases the rotary inertia of belt pulley 9 and flywheel, more helps the vacuum pump running.Outlet valve 20 devices in the relief opening, are provided with several outlet valves by air displacement above pump chamber 14.Outlet valve 20 structures comprise valve seat 28, valve bonnet 25, valve block 27, spring 26, air valve screw rod 29, gland 24.Air valve screw rod 29 is housed on the valve seat 28, is provided with exhaust port, valve block 27 is equipped with on valve seat top, and valve bonnet 25 is housed on the valve seat 28, and gland 24 is equipped with on valve bonnet top, between gland 24 and the valve block 27 spring 26 is housed.On the pump housing 2 tops outlet valve push rod 5 is housed, is used to hold out against and is fixed on outlet valve 20.Body cavity is equipped with pumping fluid, and arranged outside has cooling jacket 22, and the pump housing is provided with cooling water intake 11, coolant outlet 13.
With reference to accompanying drawing 2,3, in the high vacuum energy-saving type vacuum pump pump housing inner chamber 14 slide valve buckle 15 is housed, eccentric wheel 16 is housed in the slide valve buckle 15, this eccentric wheel 16 is fixed on the eccentric shaft 17, rectangular guiding valve piece 18 is housed on slide valve buckle 15, guiding valve piece 18 can slide up and down in semicircular guiding valve guide rail 19 and swing, pump housing inner chamber 14 is separated into A, B two Room by slide valve buckle and guiding valve piece like this, vacuum pump is in running, A, B two Room volume periodic variations, thus finish air-breathing and exhaust process.
Claims (7)
1, a kind of high vacuum energy-saving type vacuum pump, have the pump housing, motor, it is characterized in that pump housing endoluminal means has slide valve buckle, eccentric wheel is housed in the slide valve buckle, and the eccentric shaft device is in eccentric wheel, and slide valve buckle is provided with guiding valve piece or slide valve lever fitting recess, guiding valve piece or slide valve lever device are in guiding valve piece or slide valve lever fitting recess, the guiding valve track-type facilities is the gas-entered passageway place in the pump housing, and guiding valve piece or slide valve lever are contained in the guiding valve guide rail, can slide along the guiding valve guide rail.
2, high vacuum energy-saving type vacuum pump according to claim 1 is characterized in that the guiding valve guide rail is two semicircle guide rails.
3, high vacuum energy-saving type vacuum pump according to claim 1, its feature is provided with inlet hole in guiding valve piece or slide valve lever.
4, high vacuum energy-saving type vacuum pump according to claim 1 is characterized in that eccentric shaft one end device has belt pulley, and belt pulley is positioned at casing one side outside, and flywheel is equipped with in the eccentric shaft the other end casing outside.
5, high vacuum energy-saving type vacuum pump according to claim 1 is characterized in that belt pulley, flywheel are provided with equilibrium block.
6, high vacuum energy-saving type vacuum pump according to claim 1 is characterized in that pump housing top is equipped with outlet valve, and exhaust structure comprises valve seat, valve bonnet, valve block, spring, air valve screw rod, gland.
7, high vacuum energy-saving type vacuum pump according to claim 1 is characterized in that the body cavity arranged outside has cooling jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02287669U CN2596071Y (en) | 2002-12-23 | 2002-12-23 | High vacuum degree and energy-saving type vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02287669U CN2596071Y (en) | 2002-12-23 | 2002-12-23 | High vacuum degree and energy-saving type vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2596071Y true CN2596071Y (en) | 2003-12-31 |
Family
ID=33747877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02287669U Expired - Fee Related CN2596071Y (en) | 2002-12-23 | 2002-12-23 | High vacuum degree and energy-saving type vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2596071Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026700A (en) * | 2018-08-22 | 2018-12-18 | 中北大学 | A kind of parallel sliding valve vacuum pump of motor direct connection |
| CN110500277A (en) * | 2019-09-24 | 2019-11-26 | 爱德华真空设备股份有限公司 | Cooled slide valve pump |
-
2002
- 2002-12-23 CN CN02287669U patent/CN2596071Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109026700A (en) * | 2018-08-22 | 2018-12-18 | 中北大学 | A kind of parallel sliding valve vacuum pump of motor direct connection |
| CN110500277A (en) * | 2019-09-24 | 2019-11-26 | 爱德华真空设备股份有限公司 | Cooled slide valve pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20031231 Termination date: 20101223 |