CN204140384U - A kind of unit contraction rotary-vane vacuum pump - Google Patents
A kind of unit contraction rotary-vane vacuum pump Download PDFInfo
- Publication number
- CN204140384U CN204140384U CN201420520769.1U CN201420520769U CN204140384U CN 204140384 U CN204140384 U CN 204140384U CN 201420520769 U CN201420520769 U CN 201420520769U CN 204140384 U CN204140384 U CN 204140384U
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- vacuum chamber
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Abstract
The utility model relates to a kind of unit contraction rotary-vane vacuum pump, by purge cock, oil level view monitor, oiling plug screw, aeration valve, exhaust cap, leakproof oil net, filter screen, suction tude, handle, coupling, link press span, motor, chassis, rough vacuum outlet valve, low rotor, low vacuum chamber, cross tracheae, high rotor, high vacuum chamber, high vacuum exhaustion valve, rotor, the pump housing forms, it is characterized in that the right side of described exhaust cap arranges aeration valve, below described exhaust cap, leakproof oil net is set, described suction tude inside arranges filter screen, the left side of described suction tude arranges exhaust cap.The utility model solves the problem of unit contraction rotary-vane vacuum pump gas leakage and exhaust velocity, and reduces the system noise of the generations such as exhaust valve plate, extends the working life of vacuum pump.
Description
Technical field
The utility model belongs to vacuum pump technology field, particularly relates to a kind of unit contraction rotary-vane vacuum pump.
Background technique
At present, machinery, physics, chemistry or physicochemical method is utilized to be bled and the equipment that obtains vacuum to taking out container during vacuum pump, be widely used in the fields such as machinery, electronics, chemical industry, food, medicine and environmental protection, and mostly adopt traditional structure, be made up of the pump housing, motor and impeller, although structure simply, easily makes, structure exists a lot of not enough, its lubrication system function is not good, makes pumping fluid normally not enter in pump; And sealing effect is also bad, cause vacuum pump limiting vacuum not ensure, produce gas leak phenomenon, also have pump oil to be discharged phenomenon simultaneously, cause oil spout and befouling environment.
Technology contents
The utility model provides a kind of unit contraction rotary-vane vacuum pump, to solve the gas leakage of original unit contraction rotary-vane vacuum pump and the problem of exhaust velocity in above-mentioned background technology, and reduces the system noise of the generations such as exhaust valve plate, extends the working life of vacuum pump.
The technical problem that the utility model solves realizes by the following technical solutions: the utility model provides a kind of unit contraction rotary-vane vacuum pump, it is characterized in that: by purge cock, oil level view monitor, oiling plug screw, aeration valve, exhaust cap, leakproof oil net, filter screen, suction tude, handle, coupling, link press span, motor, chassis, rough vacuum outlet valve, low rotor, low vacuum chamber, cross tracheae, high rotor, high vacuum chamber, high vacuum exhaustion valve, rotor, the pump housing forms, described purge cock, oil level view monitor is positioned at the left side of the pump housing, and wherein purge cock is positioned at 1/4 place below the pump housing, oil level view monitor is positioned at 1/4 place above the pump housing, described oiling plug screw, aeration valve, exhaust cap, suction tude is positioned at the top of the pump housing, and be from left to right arranged in order, described leakproof oil net is positioned at above exhaust cap, described filter screen is positioned at inside suction tude, the described pump housing is connected by the link press span with coupling with motor, and described handle is positioned at above link press span, and described chassis is positioned at below link press span, the described pump housing is made up of low vacuum chamber and high vacuum chamber, and wherein low vacuum chamber and high vacuum chamber passed through tracheae and be connected.
Described high vacuum chamber is positioned at below suction tude, described high rotor is positioned at inside high vacuum chamber, described rotor is embedded on high rotor and rotates with high rotor, described high vacuum exhaustion valve is positioned on the left of high vacuum chamber, described low vacuum chamber was positioned on the left of tracheae, described low rotor is positioned at inside low vacuum chamber, and described rough vacuum outlet valve to be positioned on the left of low vacuum chamber and to be connected with aeration valve.
The material of described vacuum pump foreign object structure is the ferrous metal and aluminum alloy that field of vacuum is general.
Described leakproof oil net material is the glass wool that field of vacuum is commonly used.
Described filter screen has 2 layers.
The beneficial effects of the utility model are:
1, this vacuum pump is provided with aeration valve, and prevent pump internal pressure excessive, steam is compressed into liquid and cannot discharges; And mix air, then its partial pressure can be made lower than saturation pressure during pump temperature, steam is gone outside excavationg pump before becoming liquid.
2, a press-in central diaphragm in this vacuum pump body, the pump housing is divided into high low vacuum chamber, and there is exhaust valve each room, and its pumping speed is 1-1.3 times of conventional vacuum pump pumping speed.
3, the exhaust ports of this vacuum pump has leakproof oil net, makes exhaust valve plate surrounding remain oil, reduces the system noise that exhaust valve plate etc. produces.
4, this vacuum pump adopts double-layer leaching net to filter, and outer filter aperture is comparatively large, and first filter out the impurity of larger particles, inner filter screen carries out secondary filter, and the burden reducing individual layer filter screen avoids filter screen blocked fast, reduces the number of times changing filter screen, saves manpower.
5, there is filter screen at the suction port place of this vacuum pump, prevents impurity, pollutant enters vacuum pump, avoid the wearing and tearing of transmission part, keeps the clean of vacuum pump transmission portion, extends the working life of vacuum pump.
6, this vacuum pump adopt flame proof, burn envelope, the process of intrinsic safety complex technique, safe and reliable.
Accompanying drawing explanation
Fig. 1 is structural drawing of the present utility model;
Fig. 2 is inner schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
In figure: 1-purge cock, 2-oil level view monitor, 3-refuels plug screw, 4-aeration valve, 5-exhaust cap, 6-leakproof oil net, 7-filter screen, 8-suction tude, 9-handle, 10-coupling, 11-link press span, 12-motor, 13-chassis, 14-rough vacuum outlet valve, 15-low rotor, 16-low vacuum chamber, 17-crosses tracheae, 18-high rotor, 19-high vacuum chamber, 20-high vacuum exhaustion valve, 21-rotor.
Embodiment:
The present embodiment by 1, purge cock 2, oil level view monitor 3, refuel plug screw 4, aeration valve 5, exhaust cap 6, leakproof oil net 7, filter screen 8, suction tude 9, handle 10, coupling 11, link press span 12, motor 13, chassis 14, rough vacuum outlet valve 15, low rotor 16, low vacuum chamber 17, cross tracheae 18, high rotor 19, high vacuum chamber 20, high vacuum exhaustion valve 21, rotor 22, the pump housing form.
See accompanying drawing 1, purge cock 1, oil level view monitor 2 is positioned at the left side of the pump housing 22, wherein purge cock 1 is positioned at 1/4 place below the pump housing 22, oil level view monitor 2 is positioned at 1/4 place above the pump housing 22, oiling plug screw 3, aeration valve 4, exhaust cap 5, suction tude 8 is positioned at the top of the pump housing 22, and be from left to right arranged in order, leakproof oil net 6 is positioned at above exhaust cap 5, filter screen 7 is positioned at inside suction tude 8, the pump housing 22 is connected by the link press span 11 with coupling 10 with motor 12, handle 9 is positioned at the top of link press span 11, chassis 13 is positioned at the below of link press span 11, the pump housing 22 is made up of low vacuum chamber 16 and high vacuum chamber 19, wherein low vacuum chamber 16 and high vacuum chamber 19 passed through tracheae 17 and were connected.
See accompanying drawing 2, high vacuum chamber 16 is positioned at below suction tude 8, high rotor 18 is positioned at inside high vacuum chamber 19, rotor 21 is embedded on high rotor 18 and rotates with high rotor 18, high vacuum exhaustion valve 20 is positioned on the left of high vacuum chamber 19, low vacuum chamber 16 was positioned on the left of tracheae 17, and low rotor 15 is positioned at inside low vacuum chamber 16, and rough vacuum outlet valve 14 to be positioned on the left of low vacuum chamber 16 and to be connected with aeration valve 4.
Utilize technological scheme described in the utility model, or those skilled in the art being under the inspiration of technical solutions of the utility model, designing similar technological scheme, and reach above-mentioned technique effect, is all fall into protection domain of the present utility model.
Claims (5)
1. a unit contraction rotary-vane vacuum pump, by purge cock, oil level view monitor, oiling plug screw, aeration valve, exhaust cap, leakproof oil net, filter screen, suction tude, handle, coupling, link press span, motor, chassis, rough vacuum outlet valve, low rotor, low vacuum chamber, cross tracheae, high rotor, high vacuum chamber, high vacuum exhaustion valve, rotor, the pump housing forms, and it is characterized in that: described purge cock, oil level view monitor is positioned at the left side of the pump housing, and wherein purge cock is positioned at 1/4 place below the pump housing, oil level view monitor is positioned at 1/4 place above the pump housing, described oiling plug screw, aeration valve, exhaust cap, suction tude is positioned at the top of the pump housing, and be from left to right arranged in order, described leakproof oil net is positioned at above exhaust cap, described filter screen is positioned at inside suction tude, the described pump housing is connected by the link press span with coupling with motor, and described handle is positioned at above link press span, and described chassis is positioned at below link press span, the described pump housing is made up of low vacuum chamber and high vacuum chamber, and wherein low vacuum chamber and high vacuum chamber passed through tracheae and be connected.
2. a kind of unit contraction rotary-vane vacuum pump according to claim 1, it is characterized in that: described high vacuum chamber is positioned at below suction tude, described high rotor is positioned at inside high vacuum chamber, described rotor is embedded on high rotor and rotates with high rotor, described high vacuum exhaustion valve is positioned on the left of high vacuum chamber, described low vacuum chamber was positioned on the left of tracheae, and described low rotor is positioned at inside low vacuum chamber, and described rough vacuum outlet valve to be positioned on the left of low vacuum chamber and to be connected with aeration valve.
3. a kind of unit contraction rotary-vane vacuum pump according to claim 1, is characterized in that: the material of described vacuum pump foreign object structure is the ferrous metal and aluminum alloy that field of vacuum is general.
4. a kind of unit contraction rotary-vane vacuum pump according to claim 1, is characterized in that: the glass wool that described leakproof oil net material vacuum pump field is conventional.
5. a kind of unit contraction rotary-vane vacuum pump according to claim 1, is characterized in that: described filter screen has 2 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520769.1U CN204140384U (en) | 2014-09-11 | 2014-09-11 | A kind of unit contraction rotary-vane vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420520769.1U CN204140384U (en) | 2014-09-11 | 2014-09-11 | A kind of unit contraction rotary-vane vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204140384U true CN204140384U (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420520769.1U Expired - Fee Related CN204140384U (en) | 2014-09-11 | 2014-09-11 | A kind of unit contraction rotary-vane vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204140384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2535187A (en) * | 2015-02-11 | 2016-08-17 | Flybrid Automotive Ltd | Vacuum pump system |
| CN110829689A (en) * | 2019-11-19 | 2020-02-21 | 兰州理工大学 | Hydraulic motor pump shell with liquid flow-air flow-fin combined heat dissipation function |
-
2014
- 2014-09-11 CN CN201420520769.1U patent/CN204140384U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2535187A (en) * | 2015-02-11 | 2016-08-17 | Flybrid Automotive Ltd | Vacuum pump system |
| CN110829689A (en) * | 2019-11-19 | 2020-02-21 | 兰州理工大学 | Hydraulic motor pump shell with liquid flow-air flow-fin combined heat dissipation 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: 20150204 Termination date: 20150911 |
|
| EXPY | Termination of patent right or utility model |