CN210738807U

CN210738807U - Oil-free scroll vacuum pump

Info

Publication number: CN210738807U
Application number: CN201921891277.2U
Authority: CN
Inventors: 王义明
Original assignee: Allslorm Pumps Jiangsu Co ltd
Current assignee: Allslorm Pumps Jiangsu Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-12
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses an there is not oily vortex vacuum pump relates to vacuum pump technical field, including end cover and base, the bottom of end cover is connected with the top laminating of base, the cavity has been seted up in end cover and the base, be equipped with the water conservancy diversion frame in the cavity, the second air vent has been seted up on the top of water conservancy diversion frame, be equipped with the base station in the water conservancy diversion frame, the third air vent has been seted up on the top of base station, the second air vent all is equipped with the blade with the bottom of third air vent, the bottom fixedly connected with ring of base, the bottom fixedly connected with universal wheel of ring. The utility model discloses, through setting up two blades, can accelerate the speed that the air flows, improve heat-sinking capability, through setting up the universal wheel in the bottom of base, can be when the vacuum pump needs the change position quick travel, can reduce the manpower loss that the transport machine brought.

Description

Oil-free scroll vacuum pump

Technical Field

The utility model relates to a vacuum pump technical field specifically is an there is not oily vortex vacuum pump.

Background

The vortex technology was already available in the world in the early 20 th century, but the vortex mechanism was not manufactured due to the limitations of the state of the art at that time. In 1973, the first model mechanism using a vortex mechanism appeared, which made practical application of the vortex technology possible. The vortex mechanism has the advantages of high reliability, low noise, energy conservation and the like, and is rapidly applied to industries such as refrigerators, air conditioners and the like. Among the many applications of turbomachinery, vacuum pumps are an important one. Because of various types, the vacuum pump is widely applied to the fields of plastic machinery, pesticide chemical industry, dye chemical industry, tile machinery, low-temperature equipment, paper-making machinery, pharmaceutical chemical industry, food machinery, industrial electric furnaces, electronic industry, vacuum equipment, petrochemical industry, metallurgy, mines, foundation treatment and the like. In the power industry, vacuum pumps can be used for pumping water, desulfurizing and conveying fly ash; in the petrochemical industry, vacuum pumps can be used for gas recovery, petroleum recovery and vacuum distillation; in the pharmaceutical industry, vacuum pumps may be used in drying, distillation and material transfer.

At present, the existing vacuum pump is poor in heat dissipation effect, inconvenient to move and not beneficial to popularization and use.

Therefore, it is necessary to invent an oil-free scroll vacuum pump to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an there is not oily vortex vacuum pump to solve the present vacuum pump radiating effect that proposes in the above-mentioned background art not good, remove inconvenient problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an oil-free vortex vacuum pump comprises an end cover and a base, wherein the bottom end of the end cover is connected with the top end of the base in a laminating manner, a cavity is formed in the end cover and the base, a flow guide frame is arranged in the cavity, a support is sleeved at the top end of the outer side of the flow guide frame, a first air vent is formed in the top end of the support, a first inclined plane is formed at the top end of the inner side of the first air vent, a second inclined plane is formed at the inner side of the bottom end of the support, a second air vent is formed in the top end of the flow guide frame, a base station is arranged in the flow guide frame, a third air vent is formed in the top end of the base station, blades are arranged at the bottom ends of the second air vent and the third air vent, a rotating shaft is fixedly connected in each blade, a ring groove is formed in the bottom end of the cavity, an air inlet is formed in the base, a second groove is formed in the middle of the outer side of the base in the circumferential direction, a second through hole is formed in the bottom end of the second groove, a circular ring is fixedly connected to the bottom end of the base, and a universal wheel is fixedly connected to the bottom end of the circular ring.

Optionally, the air outlet holes are multiple, and the air outlet holes are distributed in an annular array.

Optionally, the bracket is in fit connection with the flow guide frame through a second inclined plane, and the bracket is in fit connection with the end cover.

Optionally, the bottom end of the rotating shaft is rotatably connected with the base, and the top end of the rotating shaft is rotatably connected with the top end of the flow guide frame.

Optionally, the bottom end of the flow guide frame is clamped with the annular groove.

Optionally, the inlet port has a plurality ofly, and is a plurality of the inlet port is annular array distribution, the inlet port corresponds with the middle part of ring.

Optionally, the first through hole is communicated with the second through hole, and a bolt is fixedly connected between the first through hole and the second through hole.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up two blades, can accelerate the speed that the air flows, improve the heat-sinking capability, through set up the water conservancy diversion frame in the cavity, can guide the gaseous flow direction blade, can accelerate the speed that the air flows out, further improve the heat-sinking capability.

2. The utility model discloses a bottom at the base sets up the universal wheel, can be when the vacuum pump needs the change position quick travel, can reduce the manpower loss that the transport brought.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic top view of the end cap of the present invention;

fig. 4 is a schematic front sectional view of the bracket of the present invention.

In the figure: 1. an end cap; 2. a base; 3. a cavity; 4. a flow guiding frame; 5. a support; 6. a first vent hole; 7. a first inclined plane; 8. a second inclined plane; 9. a second vent hole; 10. a base station; 11. a third vent hole; 12. a blade; 13. a rotating shaft; 14. an annular groove; 15. an air outlet; 16. a first groove; 17. a first through hole; 18. an air inlet; 19. a second groove; 20. a second through hole; 21. a circular ring; 22. a universal wheel; 23. and (4) bolts.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides an oil-free vortex vacuum pump as shown in figures 1-4, which comprises an end cover 1 and a base 2, wherein the bottom end of the end cover 1 is connected with the top end of the base 2 in a laminating way, a cavity 3 is arranged in the end cover 1 and the base 2, a flow guide frame 4 is arranged in the cavity 3, gas can be guided to flow to a blade 12 by arranging the flow guide frame 4 in the cavity 3, the gas outflow speed can be accelerated, the heat dissipation capability is improved, a bracket 5 is sleeved at the outer top end of the flow guide frame 4, a first vent hole 6 is arranged at the top end of the bracket 5, a first inclined plane 7 is arranged at the inner top end of the first vent hole 6, a second inclined plane 8 is arranged at the inner side of the bottom end of the bracket 5, the bracket 5 is connected with the flow guide frame 4 in a laminating way through the second inclined plane 8, the bracket 5 is connected with the end cover 1 in a laminating way, the bottom ends of the second vent hole 9 and the third vent hole 11 are both provided with blades 12, the gas flow speed can be accelerated and the heat dissipation capability can be improved by arranging two blades 12, a rotating shaft 13 is fixedly connected in each blade 12, the bottom end of the rotating shaft 13 is rotatably connected with the base 2, the top end of the rotating shaft 13 is rotatably connected with the top end of the guide frame 4, the bottom end of the cavity 3 is provided with an annular groove 14, the bottom end of the guide frame 4 is clamped with the annular groove 14, the top end of the end cover 1 is provided with a plurality of air outlet holes 15, the air outlet holes 15 are distributed in an annular array, the top end of the outer side of the end cover 1 is circumferentially provided with a first groove 16, the bottom of the first groove 16 is provided with a first through hole 17, the base 2 is internally provided with an air inlet hole 18, the middle part of the outer side of the base 2 is circumferentially provided with a second groove 19, fixedly connected with bolt 23 between first through-hole 17 and the second through-hole 20, the bottom fixedly connected with ring 21 of base 2, inlet port 18 has a plurality ofly, and a plurality of inlet ports 18 are the annular array and distribute, and inlet port 18 is corresponding with the middle part of ring 21, and the bottom fixedly connected with universal wheel 22 of ring 21 sets up universal wheel 22 through the bottom at base 2, can be when the vacuum pump needs the change position quick travel, can reduce the manpower loss that the transport brought.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

This practical theory of operation: when the vacuum pump during operation, axis of rotation 13 rotates, it is rotatory to drive blade 12, external gas gets into from inlet port 18, along 4 inner walls of water conservancy diversion frame, flow direction base station 10 department blade 12, base station 10 department blade 12 drives gaseous blade 12 that passes third air vent 11 flow direction water conservancy diversion frame 4 tops, blade 12 on 4 tops of water conservancy diversion frame drives gaseous second air vent 9 and first air vent 6 of passing, finally flow out from venthole 15, when the vacuum pump needs the change position, thrust unit, universal wheel 22 rotates, the vacuum pump removes to the assigned position.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an there is not oily vortex vacuum pump, includes end cover (1) and base (2), the bottom of end cover (1) is connected its characterized in that with the top laminating of base (2): a cavity (3) is formed in the end cover (1) and the base (2), a flow guide frame (4) is arranged in the cavity (3), a support (5) is sleeved at the top end of the outer side of the flow guide frame (4), a first air vent (6) is formed in the top end of the support (5), a first inclined plane (7) is arranged at the top end of the inner side of the first air vent (6), a second inclined plane (8) is arranged at the inner side of the bottom end of the support (5), a second air vent (9) is formed in the top end of the flow guide frame (4), a base table (10) is arranged in the flow guide frame (4), a third air vent (11) is formed in the top end of the base table (10), blades (12) are arranged at the bottom ends of the second air vent (9) and the third air vent (11), a rotating shaft (13) is fixedly connected in the blades (12), and an, the air outlet hole (15) has been seted up on the top of end cover (1), first recess (16) have been seted up to the outside top circumference of end cover (1), first through-hole (17) have been seted up to the bottom of first recess (16), inlet port (18) have been seted up in base (2), second recess (19) have been seted up to the outside middle part circumference of base (2), second through-hole (20) have been seted up to the bottom of second recess (19), the bottom fixedly connected with ring (21) of base (2), the bottom fixedly connected with universal wheel (22) of ring (21).

2. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

the air outlet holes (15) are multiple, and the air outlet holes (15) are distributed in an annular array.

3. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

support (5) are connected through second inclined plane (8) and water conservancy diversion frame (4) laminating, support (5) are connected with end cover (1) laminating.

4. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

the bottom of axis of rotation (13) rotates with base (2) to be connected, the top of axis of rotation (13) rotates with the top of water conservancy diversion frame (4) to be connected.

5. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

the bottom end of the flow guide frame (4) is clamped with the annular groove (14).

6. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

the air inlet holes (18) are distributed in an annular array, and the air inlet holes (18) correspond to the middle of the circular ring (21).

7. An oil-free scroll vacuum pump as claimed in claim 1, wherein:

the first through hole (17) is communicated with the second through hole (20), and a bolt (23) is fixedly connected between the first through hole (17) and the second through hole (20).