CN205478312U - Explosion -proof rotary -vane vacuum pump - Google Patents
Explosion -proof rotary -vane vacuum pump Download PDFInfo
- Publication number
- CN205478312U CN205478312U CN201620262865.XU CN201620262865U CN205478312U CN 205478312 U CN205478312 U CN 205478312U CN 201620262865 U CN201620262865 U CN 201620262865U CN 205478312 U CN205478312 U CN 205478312U
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- CN
- China
- Prior art keywords
- oil
- pump
- explosion
- pump body
- air inlet
- 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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Abstract
The utility model discloses an explosion -proof rotary -vane vacuum pump, including the motor and the pump body, the motor passes through shaft coupling and pump body connection, the top one end of the pump body is equipped with the air inlet, and the other end is equipped with the oil inlet, be equipped with the gas vent between air inlet and the oil inlet, it subtracts the day with fog to be equipped with between the gas vent and the pump body, the oil inlet next door is equipped with the gas ballast valve, pump body lateral wall is equipped with vernier and oil -out, the vernier is located lateral wall upper portion, the oil -out is located the lateral wall bottom. This vacuum pump structure is simple, low in manufacturing cost, and convenient to use, the filter effect is good, easily control, the leakproofness is good, and the evacuation is efficient, and the operation is reliable, and it is convenient to maintain, has prolonged life, energy saving, environmental protection.
Description
Technical field
This utility model relates to vacuum pump technology field, a kind of explosion-proof rotary-vane vaccum pump.
Background technology
Vacuum pump is to sealing one of container basic equipment extracting gas, is now widely used in the industry-by-industries such as medicine, vacuum drying, plated film, overlay film, chemical industry, light industry, oil metallurgy.Vacuum pump for extraction condition of high vacuum degree can be divided into slide-valve vacuum pump, rotary-vane vaccum pump, Roots vaccum pump according to operation principle.Wherein, rotary-vane vaccum pump is a kind of vaccum pump unit having a large capacity and a wide range, the welcome obtaining market little, lightweight with its volume, but, existing rotary-vane vaccum pump, vacuum is the highest, poor filtration effect, has had a strong impact on the service life of pump, needs often to change, serious waste resource, reduces work efficiency.
Utility model content
In order to solve above-mentioned technical problem, this utility model provides a kind of simple in construction, good filtration effect, it is easy to control, good airproof performance, the explosion-proof rotary-vane vaccum pump that evacuation efficiency is high.
This utility model is by the following technical solutions: a kind of explosion-proof rotary-vane vaccum pump, including motor and the pump housing, described motor is connected with the pump housing by shaft coupling, one end, top of the described pump housing is provided with air inlet, the other end is provided with oil-in, it is provided with air vent between described air inlet and oil-in, it is provided with between described air vent and the pump housing and subtracts day with fog, described oil-in side is provided with gas ballast valve, described pump housing sidewall is provided with vernier and oil-out, described vernier is positioned at side wall upper part, and described oil-out is positioned at sidewall bottom.
Further, it is provided with drainage screen at described air inlet.
Further, it is provided with filter at described oil-in.
Further, described air vent connects vacuum hose.
This utility model advantage is: this vacuum pump structure is simple, and low cost of manufacture is easy to use, good filtration effect, it is easy to control, good airproof performance, and evacuation efficiency is high, reliable, easy to maintenance, extends service life, saves the energy, protects environment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In figure, 1, the pump housing, 2, motor, 3, shaft coupling, 4, drainage screen, 5, air inlet, 6, air vent, 7, vacuum hose, 8, subtract day with fog, 9, gas ballast valve, 10, oil-in, 11, filter, 12, vernier, 13, oil-out.
Detailed description of the invention
With specific embodiment, the technical solution of the utility model is further described below in conjunction with the accompanying drawings, but protection domain of the present utility model is not limited to this.
As shown in Figure 1, a kind of explosion-proof rotary-vane vaccum pump, including motor 2 and the pump housing 1, motor 2 is connected with the pump housing 1 by shaft coupling 3, one end, top of the pump housing 1 is provided with air inlet 5, the other end is provided with oil-in 10, is provided with air vent 6 between air inlet 5 and oil-in 10, is provided with and subtracts day with fog 8 between air vent 6 and the pump housing 1, oil-in 10 side is provided with gas ballast valve 9, can accelerate to extract steam out and oil will not be polluted, extend pump oil and use the time, thus improve the serviceability of pump.The pump housing 1 side wall upper part is provided with vernier 12, and sidewall bottom is provided with oil-out 13.
It is provided with drainage screen 4 at air inlet, at oil-in, is provided with filter 11.Dust impurity can be kept off outside so that vacuum is clean, has purified corrosion class air, has extended service life of vacuum pump.
The air vent of pump has mist of oil to discharge, and connects 7 fogs of vacuum hose by air vent and guides outdoor into.
Claims (4)
1. an explosion-proof rotary-vane vaccum pump, including motor and the pump housing, described motor is connected with the pump housing by shaft coupling, it is characterised in that, one end, top of the described pump housing is provided with air inlet, the other end is provided with oil-in, is provided with air vent between described air inlet and oil-in, is provided with and subtracts day with fog between described air vent and the pump housing, described oil-in side is provided with gas ballast valve, described pump housing sidewall is provided with vernier and oil-out, and described vernier is positioned at side wall upper part, and described oil-out is positioned at sidewall bottom.
The explosion-proof rotary-vane vaccum pump of one the most according to claim 1, it is characterised in that be provided with drainage screen at described air inlet.
The explosion-proof rotary-vane vaccum pump of one the most according to claim 1, it is characterised in that be provided with filter at described oil-in.
The explosion-proof rotary-vane vaccum pump of one the most according to claim 1, it is characterised in that described air vent connects vacuum hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262865.XU CN205478312U (en) | 2016-03-31 | 2016-03-31 | Explosion -proof rotary -vane vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620262865.XU CN205478312U (en) | 2016-03-31 | 2016-03-31 | Explosion -proof rotary -vane vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205478312U true CN205478312U (en) | 2016-08-17 |
Family
ID=56646130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620262865.XU Expired - Fee Related CN205478312U (en) | 2016-03-31 | 2016-03-31 | Explosion -proof rotary -vane vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205478312U (en) |
-
2016
- 2016-03-31 CN CN201620262865.XU patent/CN205478312U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |