CN216665917U

CN216665917U - Double-end screw vacuum pump

Info

Publication number: CN216665917U
Application number: CN202220199612.8U
Authority: CN
Inventors: 张建红
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-06-03
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses a double-head screw vacuum pump, which relates to the field of screw vacuum pumps and comprises a base, wherein an installation column is arranged inside the base, a positioning turntable is arranged outside the installation column and inside the base, a rotating rod is arranged at the top end of the installation column, a positioning column is arranged at the top end of the base, a vacuum pump body is arranged at the top end of the positioning column, and a vacuum pump motor is arranged at one end of the vacuum pump body. The fan, the micro motor, the L-shaped exhaust pipe, the first transmission wheel, the second transmission wheel, the connecting belt and the soundproof cotton are arranged, the fan and the micro motor are started, the first transmission wheel can be rotated by the micro motor through the second transmission wheel when the micro motor operates, so that the L-shaped exhaust pipe can be rotated, wind blown out by the fan can be blown to the outer side of the vacuum pump motor through the operation of the L-shaped exhaust pipe, the heat dissipation effect is improved, and meanwhile, the soundproof cotton can eliminate partial noise generated by the equipment.

Description

Double-end screw vacuum pump

Technical Field

The utility model relates to the field of screw vacuum pumps, in particular to a double-head screw vacuum pump.

Background

The double-head screw vacuum pump is an air-pumping equipment which utilizes a pair of screws to make synchronous high-speed reverse rotation in the pump shell to produce air suction and exhaust action, and two screws are passed through the fine dynamic balance correction, supported by bearing and mounted in the pump shell.

However, a general double-threaded screw vacuum pump generates relatively large noise when in operation, so that the work of workers is influenced, and the heat dissipation effect is poor; and the installation structure is single, so that a specific bolt must be taken to fix the bolt during installation, thereby having certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems of single mounting structure, poor heat dissipation effect and high noise, the double-end screw vacuum pump is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a double-end screw vacuum pump, includes the base, the inside of base is provided with the erection column, and the outside of erection column is located the inside of base and is provided with the location carousel, the top of erection column is provided with the bull stick, the top of base is provided with the reference column, and the top of reference column is provided with the vacuum pump body, the one end of the vacuum pump body is provided with the vacuum pump motor, and the outside of vacuum pump motor is provided with places the storehouse, the inside of placing the storehouse is provided with the fan, and the one end of fan is provided with L shape blast pipe, the inside of base is located the top of fan and is provided with micro motor, and micro motor's output is connected with No. two drive wheels, the outside of L shape blast pipe is provided with the drive wheel No. one, and the outside of drive wheel is provided with the connecting band, the outside of placing the storehouse is provided with soundproof cotton.

Preferably, the micro motor and the fan are both electrically connected with an external power supply through wires.

Preferably, the second driving wheel is rotatably connected with the first driving wheel through a connecting belt, and the L-shaped exhaust pipe is rotatably connected with the fan through a bearing.

Preferably, the positioning turntable is rotatably connected with the base through a bearing.

Preferably, the mounting posts are internally provided with mounting holes of different diameters.

Preferably, the outer side of the rotating rod is provided with a non-slip mat.

Compared with the prior art, the utility model has the beneficial effects that:

1. the fan and the micro motor are started by arranging the fan, the micro motor, the L-shaped exhaust pipe, the first transmission wheel, the second transmission wheel, the connecting belt and the soundproof cotton, the first transmission wheel can be rotated by the micro motor through the second transmission wheel when the micro motor operates, so that the L-shaped exhaust pipe can be rotated, wind blown out by the fan can be blown to the outer side of the vacuum pump motor through the operation of the L-shaped exhaust pipe, the heat dissipation effect is improved, and meanwhile, the soundproof cotton can eliminate part of noise generated by the equipment;

2. according to the utility model, the positioning rotary disc, the rotary rod and the mounting column are arranged, the rotary rod is screwed, the rotary rod drives the mounting column to rotate when rotating, so that the threaded hole in the mounting column and the threaded hole in the external mounting frame can be aligned, the equipment can be fixed through the bolt, and the threaded holes with different diameters are arranged on the inner side of the mounting column, so that the equipment can be fixed through bolts with different specifications.

Drawings

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

FIG. 2 is a top view of the base of the present invention;

fig. 3 is a schematic structural view of an L-shaped exhaust pipe according to the present invention.

In the figure: 1. a base; 2. a vacuum pump motor; 3. a connecting belt; 4. a fan; 5. a first driving wheel; 6. a micro motor; 7. a second driving wheel; 8. an L-shaped exhaust pipe; 9. sound insulation cotton; 10. a vacuum pump body; 11. a rotating rod; 12. a positioning column; 13. positioning a turntable; 14. mounting a column; 15. and (6) placing a bin.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

The micro motor (model: ZGA37 RG) and the fan (model: DHBFG) mentioned in the utility model can be obtained in the market or by private ordering.

Referring to fig. 1-3, a double-head screw vacuum pump comprises a base 1, a mounting column 14 is arranged inside the base 1, a positioning rotary table 13 is arranged inside the base 1 and outside the mounting column 14, a rotary rod 11 is arranged on the top end of the mounting column 14, a positioning column 12 is arranged on the top end of the base 1, a vacuum pump body 10 is arranged on the top end of the positioning column 12, a vacuum pump motor 2 is arranged at one end of the vacuum pump body 10, a placing bin 15 is arranged outside the vacuum pump motor 2, a fan 4 is arranged inside the placing bin 15, an L-shaped exhaust pipe 8 is arranged at one end of the fan 4, a micro-motor 6 is arranged above the fan 4 inside the base 1, the output end of the micro-motor 6 is connected with a second driving wheel 7, a first driving wheel 5 is arranged outside the L-shaped exhaust pipe 8, and a connecting belt 3 is arranged outside the first driving wheel 5, the outside of the placing bin 15 is provided with soundproof cotton 9.

Please refer to fig. 1, the micro motor 6 and the fan 4 are electrically connected to an external power source through wires, so that the micro motor 6 and the fan 4 can operate conveniently.

Please refer to fig. 1, the second driving wheel 7 is rotatably connected to the first driving wheel 5 through a connecting belt 3, and the L-shaped exhaust pipe 8 is rotatably connected to the fan 4 through a bearing, so that the L-shaped exhaust pipe 8 can rotate conveniently.

Please refer to fig. 1, the positioning rotary plate 13 is rotatably connected to the base 1 through a bearing, so as to facilitate the rotation of the mounting post 14.

Referring to fig. 1 and 2, the mounting posts 14 are provided with mounting holes of different diameters for fastening the device with different bolts.

Referring to fig. 1, the outer side of the rotating rod 11 is provided with a non-slip pad to facilitate screwing the rotating rod 11.

The working principle is as follows: the staff can twist and move bull stick 11 when installing this equipment, bull stick 11 can drive erection column 14 when rotating and rotate, from this alright make screw hole on the erection column 14 and the screw hole on the external mounting bracket to it, later alright fix this equipment through the bolt, and because the inboard of erection column 14 is provided with the screw hole of different diameters, thereby be convenient for fix it through the bolt of different specifications, start fan 4 and micro motor 6 when using this equipment, micro motor 6 can make drive wheel 5 rotate through No. two drive wheels 7 when operating, thereby make L shape blast pipe 8 rotate, the function through L shape blast pipe 8 alright make the wind that fan 4 blew off blow in vacuum pump motor 2's the outside, thereby increase the radiating effect.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.

Claims

1. The utility model provides a double-end screw vacuum pump, includes base (1), its characterized in that: the vacuum pump is characterized in that an installation column (14) is arranged inside the base (1), a positioning rotary table (13) is arranged on the outer side of the installation column (14) and positioned inside the base (1), a rotating rod (11) is arranged at the top end of the installation column (14), a positioning column (12) is arranged at the top end of the base (1), a vacuum pump body (10) is arranged at the top end of the positioning column (12), a vacuum pump motor (2) is arranged at one end of the vacuum pump body (10), a placing bin (15) is arranged on the outer side of the vacuum pump motor (2), a fan (4) is arranged inside the placing bin (15), an L-shaped exhaust pipe (8) is arranged at one end of the fan (4), a micro motor (6) is arranged on the upper portion of the fan (4) inside the base (1), the output end of the micro motor (6) is connected with a second transmission wheel (7), a first transmission wheel (5) is arranged on the outer side of the L-shaped exhaust pipe (8), and the outer side of the first transmission wheel (5) is provided with a connecting belt (3), and the outer side of the placing bin (15) is provided with soundproof cotton (9).

2. A double-ended screw vacuum pump according to claim 1, wherein: the micro motor (6) and the fan (4) are electrically connected with an external power supply through wires.

3. A double-ended screw vacuum pump according to claim 1, wherein: the second driving wheel (7) is rotatably connected with the first driving wheel (5) through a connecting belt (3), and the L-shaped exhaust pipe (8) is rotatably connected with the fan (4) through a bearing.

4. A double-ended screw vacuum pump according to claim 1, wherein: the positioning rotary table (13) is rotatably connected with the base (1) through a bearing.

5. A double-ended screw vacuum pump according to claim 1, wherein: the mounting column (14) is internally provided with mounting holes with different diameters.

6. A double-ended screw vacuum pump according to claim 1, wherein: and the outer side of the rotating rod (11) is provided with an anti-skid pad.