CN212508737U - Water jet vacuum pump device - Google Patents
Water jet vacuum pump device Download PDFInfo
- Publication number
- CN212508737U CN212508737U CN202020799136.4U CN202020799136U CN212508737U CN 212508737 U CN212508737 U CN 212508737U CN 202020799136 U CN202020799136 U CN 202020799136U CN 212508737 U CN212508737 U CN 212508737U
- Authority
- CN
- China
- Prior art keywords
- vacuum pump
- water
- roots
- water jet
- air
- 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.)
- Active
Links
Images
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The utility model provides a water jet vacuum pump device, a serial communication port, including roots's vacuum pump, water ring vacuum pump, condensation subassembly, diffusion room, roots's vacuum pump is connected with the condensation subassembly, roots's vacuum pump includes first air inlet, first gas outlet and diffusion room intercommunication, water ring vacuum pump includes second air inlet, second gas outlet and diffusion room intercommunication, the diffusion room is equipped with the portion of giving vent to anger. The utility model discloses a roots vacuum pump, water ring vacuum pump's pressurized gas enter into the diffusion room, through the diffuser further with gas compression and amplification, reach the purpose of evacuation in cycles, guarantee normal operating temperature through the condensation subassembly simultaneously, effectively improve the work efficiency of vacuum pump when guaranteeing whole job stabilization nature.
Description
Technical Field
The utility model relates to a pump package spare technical field, concretely relates to water injection vacuum pump device.
Background
The water jet vacuum pumps of the prior art generally do not have cooling means and often result in an increase in the temperature of the working water during operation, particularly at high air temperatures. When the water temperature is close to the saturated gasification temperature after the operation for a period of time, the vacuum pumping capacity of the water jet vacuum pump is continuously reduced, and the water flow is influenced by the unidirectional air flow to generate deformation, so that the vacuum is deficient, and the stability of the water jet vacuum pump is influenced.
Meanwhile, the components in the existing water injection vacuum pump are arranged, water is used as working liquid, and the limiting pressure can only reach 2000-4000Pa, so that the working efficiency is not high, and the vacuum degree is low, which is not only limited by the structure, but also more importantly limited by the saturated vapor pressure of the working liquid.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a through a water injection vacuum pump device, roots vacuum pump, water ring vacuum pump's pressurized gas enters into the diffuser chamber, through the further gas compression of diffuser and enlargeing, reaches the purpose of evacuation in cycles, effectively improves the work efficiency of vacuum pump.
The technical scheme of the utility model is that:
a water jet vacuum pump device is characterized by comprising a Roots vacuum pump, a water ring vacuum pump, a condensation component and a diffusion chamber, wherein the Roots vacuum pump is connected with the condensation component, the Roots vacuum pump comprises a first air inlet and a first air outlet, the first air outlet is communicated with the diffusion chamber, the water ring vacuum pump comprises a second air inlet and a second air outlet, the second air outlet is communicated with the diffusion chamber, and an air outlet part is arranged in the diffusion chamber.
The utility model discloses in, accessible condensation subassembly is the inside cooling of roots vacuum pump, avoids overheated influence work efficiency. Meanwhile, the water in the water ring vacuum pump can be recycled.
Furthermore, a diffuser is arranged in the diffusion chamber and connected with the air outlet part.
Furthermore, the condensation component comprises condensation pipes which are symmetrically arranged, and a first water inlet and a first water outlet are respectively arranged at two ends of each condensation pipe.
Further, the first air inlet is arranged above the roots vacuum pump, and the first air outlet is arranged above the roots vacuum pump.
Furthermore, a second water inlet is symmetrically formed in one side of the water ring vacuum pump, and a second water outlet is formed in the other side of the water ring vacuum pump.
Furthermore, the second water outlet is connected with the first water inlet.
Furthermore, impellers are symmetrically arranged in the water ring vacuum pump, and the pressure of air outlet can be improved through arrangement of the impellers.
Furthermore, one side of the impeller is symmetrically provided with an air suction port and an air exhaust port.
Further, the suction port is communicated with the second air inlet, and the exhaust port is communicated with the second air outlet.
Furthermore, the horizontal section of the diffuser consists of two isosceles trapezoids. The shorter bottom edges of the isosceles trapezoids are connected.
The utility model discloses a roots vacuum pump, inside are equipped with the rotor, through the continuous rotation of rotor, are pumped in the body inhales the space between rotor and the pump case from first air inlet, discharge through the gas vent again. Since the space is fully closed after the air is sucked, the air in the pump cavity is not compressed and expanded. However, when the top of the rotor rotates past the edge of the first air outlet and the space is communicated with the air exhaust side, because the air pressure at the air exhaust side is higher, a part of air flows back into the space, and the air pressure is suddenly increased. When the rotor continues to rotate, the gas is discharged out of the pump.
The Roots vacuum pump of the utility model has a large pumping speed in a wide pressure intensity range; the starting is fast, and the device can work immediately; the vibration is small, the dynamic balance condition of the rotor is better, and an exhaust valve is not arranged; the driving power is small.
The utility model discloses a water ring vacuum pump, the impeller is adorned in cylindrical pump case eccentrically. A certain amount of water is injected into the pump. When the impeller rotates, water is thrown to the pump shell to form a water ring, and the inner surface of the water ring is tangent to the impeller hub. Because the pump shell is not concentric with the impeller, the air suction port (air inlet space) between the right half hub and the water ring is gradually enlarged, thereby forming vacuum and leading air to enter the air inlet space in the pump through the air inlet pipe. The gas then enters the left half and increases in pressure as the volume between the hub rings is progressively compressed, whereupon the gas is exhausted out of the pump through an exhaust port (exhaust space) and a second outlet port.
The utility model discloses a water ring vacuum pump, simple structure, it is not high to make the required precision, easy to process. And meanwhile, the air suction is uniform, the work is stable and reliable, the operation is simple, and the maintenance is convenient.
The utility model discloses in, the pressurized gas through roots vacuum pump, water ring vacuum pump enters into the diffusion chamber, through the further gas compression with enlargeing of diffuser, reaches the purpose of evacuation in cycles, guarantees normal operating temperature through the condensation subassembly simultaneously, effectively improves the work efficiency of vacuum pump when guaranteeing whole job stabilization nature.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
A water jet vacuum pump device is characterized by comprising a Roots vacuum pump 1, a water ring vacuum pump 2, a condensation component 3 and a diffusion chamber 4, wherein the Roots vacuum pump is connected with the condensation component, the Roots vacuum pump comprises a first air inlet 11 and a first air outlet 12, the first air outlet is communicated with the diffusion chamber, the water ring vacuum pump comprises a second air inlet 21 and a second air outlet 22, the second air outlet is communicated with the diffusion chamber, and an air outlet part 41 is arranged in the diffusion chamber.
The utility model discloses in, accessible condensation subassembly is the inside cooling of roots vacuum pump, avoids overheated influence work efficiency. Meanwhile, the water in the water ring vacuum pump can be recycled.
Further, a diffuser 42 is arranged in the diffusion chamber and connected with the air outlet part.
Further, the condensation component comprises condensation pipes 31 which are symmetrically arranged, and two ends of each condensation pipe are respectively provided with a first water inlet 32 and a first water outlet 33.
Further, the first air inlet is arranged above the roots vacuum pump, and the first air outlet is arranged above the roots vacuum pump.
Furthermore, one side of the water ring vacuum pump is symmetrically provided with a second water inlet 23, and the other side of the water ring vacuum pump is provided with a second water outlet 24.
Furthermore, the second water outlet is connected with the first water inlet.
Further, the impellers 25 are symmetrically arranged in the water ring vacuum pump, and the pressure of the discharged air can be improved through the arrangement of the impellers.
Further, one side of the impeller is symmetrically provided with an air inlet 26 and an air outlet 27.
Further, the suction port is communicated with the second air inlet, and the exhaust port is communicated with the second air outlet.
Further, the horizontal section of the diffuser 42 is composed of two isosceles trapezoids. The shorter bottom edges of the isosceles trapezoids are connected.
The utility model discloses a roots vacuum pump, inside are equipped with rotor 13, through the continuous rotation of rotor, are pumped in the body inhales the space between rotor and the pump case from first air inlet, discharge through the gas vent again. Since the space is fully closed after the air is sucked, the air in the pump cavity is not compressed and expanded. However, when the top of the rotor rotates past the edge of the first air outlet and the space is communicated with the air exhaust side, because the air pressure at the air exhaust side is higher, a part of air flows back into the space, and the air pressure is suddenly increased. When the rotor continues to rotate, the gas is discharged out of the pump.
The Roots vacuum pump of the utility model has a large pumping speed in a wide pressure intensity range; the starting is fast, and the device can work immediately; the vibration is small, the dynamic balance condition of the rotor is better, and an exhaust valve is not arranged; the driving power is small.
The utility model discloses a water ring vacuum pump, the impeller is adorned in cylindrical pump case eccentrically. A certain amount of water is injected into the pump. When the impeller rotates, water is thrown to the pump shell to form a water ring, and the inner surface of the water ring is tangent to the impeller hub. Because the pump shell is not concentric with the impeller, the air suction port (air inlet space) between the right half hub and the water ring is gradually enlarged, thereby forming vacuum and leading air to enter the air inlet space in the pump through the air inlet pipe. The gas then enters the left half and increases in pressure as the volume between the hub rings is progressively compressed, whereupon the gas is exhausted out of the pump through an exhaust port (exhaust space) and a second outlet port.
The utility model discloses a water ring vacuum pump, simple structure, it is not high to make the required precision, easy to process. And meanwhile, the air suction is uniform, the work is stable and reliable, the operation is simple, and the maintenance is convenient.
The utility model discloses in, the pressurized gas through roots vacuum pump, water ring vacuum pump enters into the diffusion chamber, through the further gas compression with enlargeing of diffuser, reaches the purpose of evacuation in cycles, guarantees normal operating temperature through the condensation subassembly simultaneously, effectively improves the work efficiency of vacuum pump when guaranteeing whole job stabilization nature.
The utility model discloses the mount among the prior art can be connected or set up, holistic stability is guaranteed.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art. It should be noted that the technical features not described in detail in the present invention can be implemented by any prior art.
Claims (10)
1. A water jet vacuum pump device is characterized by comprising a Roots vacuum pump, a water ring vacuum pump, a condensation component and a diffusion chamber, wherein the Roots vacuum pump is connected with the condensation component, the Roots vacuum pump comprises a first air inlet and a first air outlet, the first air outlet is communicated with the diffusion chamber, the water ring vacuum pump comprises a second air inlet and a second air outlet, the second air outlet is communicated with the diffusion chamber, and an air outlet part is arranged in the diffusion chamber.
2. The water jet vacuum pump assembly of claim 1, wherein a diffuser is disposed within the diffuser chamber, the diffuser coupled to the gas outlet portion.
3. The water jet vacuum pump assembly of claim 1, wherein the condensation assembly comprises symmetrically arranged condensation pipes, and a first water inlet and a first water outlet are respectively arranged at two ends of the condensation pipe.
4. A water jet vacuum pump apparatus as claimed in claim 1, wherein the first gas inlet is provided above the roots vacuum pump and the first gas outlet is provided above the roots vacuum pump.
5. The water jet vacuum pump assembly of claim 3, wherein a second water inlet is symmetrically formed on one side of the water ring vacuum pump, and a second water outlet is formed on the other side of the water ring vacuum pump.
6. A water jet vacuum pump apparatus as claimed in claim 5, wherein the second water outlet is connected to the first water inlet.
7. A water jet vacuum pump assembly as claimed in claim 1, wherein impellers are symmetrically disposed within the water ring vacuum pump.
8. A water jet vacuum pump apparatus as claimed in claim 7, wherein the impeller is provided symmetrically with a suction port and a discharge port on one side.
9. The water jet vacuum pump assembly of claim 8, wherein the suction port is in communication with a second gas inlet port and the exhaust port is in communication with a second gas outlet port.
10. The water jet vacuum pump assembly of claim 2, wherein a horizontal cross-section of the diffuser is comprised of two isosceles trapezoids.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020799136.4U CN212508737U (en) | 2020-05-14 | 2020-05-14 | Water jet vacuum pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020799136.4U CN212508737U (en) | 2020-05-14 | 2020-05-14 | Water jet vacuum pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212508737U true CN212508737U (en) | 2021-02-09 |
Family
ID=74380120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020799136.4U Active CN212508737U (en) | 2020-05-14 | 2020-05-14 | Water jet vacuum pump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212508737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115788978A (en) * | 2022-11-25 | 2023-03-14 | 豪顿银湖(杭州)低碳科技有限公司 | High-efficient water jet air exhaust vacuum device |
-
2020
- 2020-05-14 CN CN202020799136.4U patent/CN212508737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115788978A (en) * | 2022-11-25 | 2023-03-14 | 豪顿银湖(杭州)低碳科技有限公司 | High-efficient water jet air exhaust vacuum device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104989654B (en) | Oil-free rotary vane vacuum type self-priming centrifugal pump and use method thereof | |
| CN211046642U (en) | Motor with double cooling channels | |
| CN212508737U (en) | Water jet vacuum pump device | |
| CN100590317C (en) | Single stage turbine vacuum pumping machine and method for pumping vacuum by the machine | |
| CN102135104A (en) | Turbo compressor | |
| CN201636014U (en) | High efficiency liquid ring pump | |
| CN202100491U (en) | Turbo compressor | |
| CN209195729U (en) | A kind of self-priming gas energy-saving gas-liquid mixed centrifugal pump | |
| CN203430810U (en) | Two-stage water-ring vacuum pump | |
| CN205172984U (en) | Large -scale energy -conserving doublestage cone liquid ring vacuum pump | |
| CN214464971U (en) | Gas ring type vacuum pump | |
| CN207906164U (en) | A kind of denoising device of self-priming immersible pump | |
| CN207500153U (en) | A kind of vacuum pump | |
| CN215292906U (en) | Novel water pump of high-lift | |
| CN218542598U (en) | Compressor with multistage impellers | |
| CN212838362U (en) | Self-circulation cooling vacuum pump | |
| CN211874808U (en) | Inner duct axial flow type fluid compressor | |
| CN214145801U (en) | Novel vacuum pump | |
| CN211370721U (en) | Bipolar water ring vacuum pump | |
| CN210051180U (en) | Energy-efficient vacuum unit of power plant's condenser evacuation | |
| CN111102195B (en) | Heat pipe type cooling water ring vacuum pump | |
| CN218624687U (en) | Compressed gas energy storage centrifugal compressor | |
| SU1566085A1 (en) | Liquid-ring machine | |
| CN2371375Y (en) | Double volute submersible pump | |
| CN212202497U (en) | Integral self-sucking disc for horizontal self-sucking pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |