CN213838905U

CN213838905U - Dry vacuum pump

Info

Publication number: CN213838905U
Application number: CN202022861045.1U
Authority: CN
Inventors: 姚宾勇
Original assignee: Dongguan Leynow Electrical & Mechanical Technology Co ltd
Current assignee: Dongguan Leynow Electrical & Mechanical Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-07-30
Anticipated expiration: 2030-12-02

Abstract

The utility model belongs to the technical field of the vacuum pump, concretely relates to dry vacuum pump, including first cushion socket and second cushion socket, first cushion socket is provided with the double-shaft motor, and the second cushion socket is provided with the stator, and stator fixed connection is in first cushion socket, and the first output shaft cover of double-shaft motor is equipped with the rotor, and the spacing groove of rotor is provided with the rotor, and first output shaft extends to the inner chamber of stator from the double-shaft motor, and the inner chamber in the stator is all acceptd with the rotor. The utility model discloses an installation stability is good, moves in a flexible way, and each part harmony is good, and the radiating effect is good, has improved the operating efficiency of vacuum pump effectively.

Description

Dry vacuum pump

Technical Field

The utility model belongs to the technical field of the vacuum pump, concretely relates to dry vacuum pump.

Background

The vacuum pump is a rotary variable-volume gas delivery pump, has a large pumping speed in a large pressure range, and is widely applied to industries such as environmental protection, chemical engineering and the like. Among them, the dry vacuum pump is a kind of vacuum pump, and its main function is to suck in and exhaust gas continuously, and thereby achieve the purpose of air extraction.

However, the inventor finds that the conventional dry vacuum pump has poor installation stability, poor coordination of all parts, poor heat dissipation performance of the vacuum pump, poor anti-vibration effect, low operation efficiency and incapability of ensuring safe and efficient operation of the dry vacuum pump.

Therefore, a new dry vacuum pump is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the dry vacuum pump has the advantages that the dry vacuum pump is good in installation stability, flexible in operation and good in coordination of all the parts, and accordingly the operation efficiency of the vacuum pump is effectively improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a dry vacuum pump, includes first cushion socket and second cushion socket, first cushion socket is provided with the double-shaft motor, the second cushion socket is provided with the stator, stator fixed connection in first cushion socket, the first output shaft cover of double-shaft motor is equipped with the rotor, the spacing groove of rotor is provided with the rotor, first output shaft is followed the double-shaft motor extends to the inner chamber of stator, the rotor with the rotor all accept in the inner chamber.

Further, the outer wall of first cushion socket is provided with L type damper plate, double-shaft motor accept in first cushion socket, wherein, first cushion socket can reduce comprehensively double-shaft motor is at the produced vibrations of operation in-process, L type damper plate is used for holding up double-shaft motor, and its mechanical strength is high, can effectively reduce double-shaft motor is at the produced vibrations of operation in-process.

Further, a second output shaft of the double-shaft motor is provided with a heat radiation fan, wherein the first output shaft and the second output shaft are respectively arranged on two opposite sides of the double-shaft motor, and the heat radiation fan is used for radiating heat of the double-shaft motor.

Furthermore, a heat dissipation cover is arranged on the side portion of the first shock absorption seat, the second output shaft and the heat dissipation fan are contained in the heat dissipation cover, and the heat dissipation cover is used for improving the air outlet stability of the heat dissipation fan.

Further, the heat dissipation cover is provided with a mesh plate used for corresponding to the heat dissipation fan, and the mesh plate is used for improving the heat dissipation efficiency of the vacuum pump.

Further, the lateral part of first shock mount is provided with the locating piece, the heat exchanger that looses be provided with be used for with locating piece connection's screw, the locating piece with the screw not only can improve the heat exchanger that looses with installation effectiveness and installation stability between the first shock mount, the maintenance of vacuum pump of can also being convenient for.

Further, the lateral part of stator is provided with the mounting hole, and is a plurality of the mounting hole centers on the inner chamber sets up, and is a plurality of the mounting hole all be provided with be used for with the shock attenuation bolt that first cushion socket is connected, and is a plurality of the shock attenuation bolt will the stator with first cushion socket bolt joint is fixed, can make the whole shockproof effect of vacuum pump more excellent.

Furthermore, an air inlet cavity and an air exhaust cavity are arranged on the side portion of the second shock absorption seat, the air inlet cavity and the air exhaust cavity are respectively communicated with the inner cavity, and the rotor and the rotary vane can realize required air inlet and air exhaust when the inner cavity operates.

Further, the lateral part lid of second cushion socket is equipped with the valve plate, the valve plate is provided with admission valve and discharge valve, admit air the chamber communicate in the admission valve, discharge chamber communicate in discharge valve, the valve plate is used for improving the vacuum pump admit air and carminative safety and stability.

Further, the first shock absorption seat is provided with an electric control box, the electric control box is provided with a controller, the double-shaft motor is electrically connected to the controller, the controller is provided with a control circuit, and the controller is used for controlling the operation of the double-shaft motor.

The beneficial effects of the utility model reside in that: the utility model comprises a first damping seat and a second damping seat, wherein the first damping seat is provided with a double-shaft motor, the second damping seat is provided with a stator, the stator is fixedly connected with the first damping seat, wherein, the stator is respectively and fixedly connected with the first shock absorption seat and the second shock absorption seat, which can lead the overall shock-proof effect of the vacuum pump to be excellent, meanwhile, a rotor is sleeved on a first output shaft of the double-shaft motor, a rotary vane is arranged in a limiting groove of the rotor, the first output shaft extends to an inner cavity of the stator from the double-shaft motor, the rotor and the rotary vane are both accommodated in the inner cavity of the stator, in the operation process of the double-shaft motor, the first shock absorption seat and the second shock absorption seat have good shock absorption effect, effectively improve the operation stability of the vacuum pump, and the rotor and the rotary vane stably run in the inner cavity of the stator, so that the vacuum pump is ensured to have good air extraction efficiency and exhaust efficiency, and the running efficiency of the vacuum pump is effectively promoted and improved.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a schematic structural view of a first damper base and a two-axis motor according to embodiment 1 of the present invention.

Fig. 3 is an exploded schematic view of the first damper seat, the heat dissipation fan and the heat dissipation cover according to embodiment 1 of the present invention.

Fig. 4 is an exploded schematic view of the rotor, the rotor plate, the damper bolt and the valve plate according to embodiment 1 of the present invention.

Fig. 5 is a schematic structural view of a second damper base and a stator according to embodiment 1 of the present invention.

Wherein: 1-a first shock mount; 2-a second shock mount; 3-a two-shaft motor; 4-a stator; 5-a rotor; 6-spinning; 7-a heat dissipation fan; 8-a heat dissipation cover; 9-a shock-absorbing bolt; 11-L-shaped damping plates; 12-positioning blocks; 13-an electronic control box; 21-an air inlet cavity; 22-an exhaust chamber; 23-a valve plate; 31-a first output shaft; 32-a second output shaft; 41-lumen; 42-mounting holes; 51-a limiting groove; 81-mesh plate; 82-screws; 231-an intake valve; 232-exhaust valve.

Detailed Description

As used in this specification and the appended claims, certain terms are used to refer to particular components, and it will be appreciated by those skilled in the art that a manufacturer may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, detachable connections, or integrally connected; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The present invention will be described in further detail with reference to the accompanying drawings 1 to 5 and the specific embodiments, but the present invention is not limited thereto.

Example 1

The utility model provides a dry vacuum pump, as shown in fig. 1 ~ 4, including first cushion socket 1 and second cushion socket 2, first cushion socket 1 is provided with double-shaft motor 3, second cushion socket 2 is provided with stator 4, stator 4 fixed connection is in first cushion socket 1, the first output shaft 31 cover of double-shaft motor 3 is equipped with rotor 5, rotor 5's spacing groove 51 is provided with rotor plate 6, wherein, spacing groove 51 equals with rotor plate 6's quantity, spacing groove 51 and rotor plate 6 all are provided with a plurality ofly, first output shaft 31 extends to stator 4's inner chamber 41 from double-shaft motor 3, rotor 5 and rotor plate 6 all accept in inner chamber 41.

Wherein, the first output shaft 31 of double-shaft motor 3 is used for driving rotor 5 and rotor 6 and move at inner chamber 41, and at double-shaft motor 3's operation in-process, first damper pad 1 and second damper pad 2 all have good mechanical strength and good shock attenuation effect, can ensure the high-efficient steady operation of vacuum pump.

Preferably, the outer wall of the first damper base 1 is provided with L-shaped damper plates 11, and the double-shaft motor 3 is accommodated in the first damper base 1, wherein the number of the L-shaped damper plates 11 may be 2 to 4, and the L-shaped damper plates 11 are used for supporting the double-shaft motor 3, so that the mechanical strength of the double-shaft motor is high, and the vibration generated by the double-shaft motor 3 in the operation process can be effectively reduced.

Preferably, in order to improve the heat dissipation efficiency of the vacuum pump and ensure the efficient operation of the dual-shaft motor 3, the second output shaft 32 of the dual-shaft motor 3 is provided with the heat dissipation fan 7, wherein the first output shaft 31 and the second output shaft 32 are respectively arranged at two opposite sides of the dual-shaft motor 3, the first output shaft 31 and the second output shaft 32 can be operated simultaneously in the dual-shaft motor 3, and the heat dissipation fan 7 can be operated efficiently and perform air-cooling heat dissipation on the dual-shaft motor 3 under the driving of the second output shaft 32.

Preferably, in order to align the wind direction of the heat dissipation fan 7 with the double-shaft motor 3, a heat dissipation cover 8 is disposed on a side portion of the first damper base 1, the second output shaft 32 and the heat dissipation fan 7 are both accommodated in the heat dissipation cover 8, and the heat dissipation cover 8 is provided with a mesh plate 81 corresponding to the heat dissipation fan 7, and the mesh plate 81 is used for improving the heat dissipation efficiency of the vacuum pump.

Preferably, the side of the first damper base 1 is provided with the positioning block 12, the heat dissipation cover 8 is provided with the screw 82 for being connected with the positioning block 12, the screw 82 and the positioning block 12 are both provided with a plurality of screws, and the positioning block 12 and the screw 82 not only can improve the installation efficiency and the installation stability between the heat dissipation cover 8 and the first damper base 1, but also can facilitate the maintenance of the vacuum pump.

Preferably, the side portion of the stator 4 is provided with a mounting hole 42, the plurality of mounting holes 42 are arranged around the inner cavity 41, the plurality of mounting holes 42 are provided with a damping bolt 9 for connecting with the first damper base 1, and the plurality of damping bolts 9 bolt and fix the stator 4 and the first damper base 1, so that the overall vibration-proof effect of the vacuum pump is more excellent.

Preferably, as shown in fig. 5, an air inlet cavity 21 and an air outlet cavity 22 are arranged on the side portion of the second damper seat 2, the air inlet cavity 21 and the air outlet cavity 22 are respectively communicated with the inner cavity 41, and the air inlet cavity 21 and the air outlet cavity 22 are distributed along the central line of the second damper seat 2 in an opposite manner.

Preferably, in order to improve the safety and stability of the air intake and exhaust of the vacuum pump, the side cover of the second damper base 2 is provided with a valve plate 23, the valve plate 23 is provided with an air intake valve 231 and an exhaust valve 232, the air intake chamber 21 is communicated with the air intake valve 231, and the exhaust chamber 22 is communicated with the exhaust valve 232.

Preferably, the first damper base 1 is provided with an electric control box 13, the electric control box 13 is provided with a controller, the double-shaft motor 3 is electrically connected to the controller, the controller is provided with a control circuit with an MCU processor, and the controller is used for controlling the operation of the double-shaft motor.

Example 2

The difference between this embodiment and embodiment 1 is that, for the whole shock attenuation effect of improvement vacuum pump, second shock mount 2 and stator 4 are integrated into one piece structure to, 2 parallel and level of second shock mount in L type damper plate 11, thereby make second shock mount 2 and L type damper plate 11 can hold up the double-shaft motor 3 in the vacuum pump jointly, make the shock resistance strength of vacuum pump more even and make the operation of vacuum pump more stable.

Other structures of this embodiment are the same as those of embodiment 1, and are not described herein again.

Obviously, the utility model discloses an installation stability is good, moves in a flexible way, and each part harmony is good, and the radiating efficiency is high to the operating efficiency of vacuum pump has been improved effectively.

Variations and modifications to the above-described embodiments may become apparent to those skilled in the art from the disclosure and teachings of the above description. Therefore, the present invention is not limited to the above-mentioned embodiments, and any obvious modifications, replacements or variations made by those skilled in the art on the basis of the present invention belong to the protection scope of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A dry vacuum pump, characterized by: comprises a first shock absorption seat (1) and a second shock absorption seat (2);

the first damping seat (1) is provided with a double-shaft motor (3), the second damping seat (2) is provided with a stator (4), and the stator (4) is fixedly connected to the first damping seat (1);

a rotor (5) is sleeved on a first output shaft (31) of the double-shaft motor (3), and a rotary vane (6) is arranged in a limiting groove (51) of the rotor (5);

the first output shaft (31) extends from the double-shaft motor (3) to an inner cavity (41) of the stator (4), and the rotor (5) and the rotor blade (6) are contained in the inner cavity (41).

2. A dry vacuum pump as claimed in claim 1, wherein: the outer wall of the first shock absorption seat (1) is provided with an L-shaped shock absorption plate (11), and the double-shaft motor (3) is contained in the first shock absorption seat (1).

3. A dry vacuum pump as claimed in any of claims 1 to 2, wherein: and a second output shaft (32) of the double-shaft motor (3) is provided with a cooling fan (7).

4. A dry vacuum pump as claimed in claim 3, wherein: and a heat dissipation cover (8) is arranged on the side part of the first shock absorption seat (1), and the second output shaft (32) and the heat dissipation fan (7) are contained in the heat dissipation cover (8).

5. A dry vacuum pump as claimed in claim 4, wherein: the heat dissipation cover (8) is provided with a mesh plate (81) corresponding to the heat dissipation fan (7).

6. A dry vacuum pump as claimed in claim 4, wherein: the lateral part of the first shock absorption seat (1) is provided with a positioning block (12), and the heat dissipation cover (8) is provided with a screw (82) used for being connected with the positioning block (12).

7. A dry vacuum pump as claimed in claim 1, wherein: the lateral part of stator (4) is provided with mounting hole (42), and is a plurality of mounting hole (42) surround inner chamber (41) set up, and is a plurality of mounting hole (42) all are provided with be used for with damping bolt (9) that first cushion socket (1) is connected.

8. A dry vacuum pump as claimed in claim 1, wherein: and an air inlet cavity (21) and an air exhaust cavity (22) are arranged on the side part of the second shock absorption seat (2), and the air inlet cavity (21) and the air exhaust cavity (22) are respectively communicated with the inner cavity (41).

9. A dry vacuum pump as claimed in claim 8, wherein: the lateral part of second cushion socket (2) is covered and is equipped with valve plate (23), valve plate (23) are provided with admission valve (231) and discharge valve (232), admit air chamber (21) communicate in admission valve (231), discharge chamber (22) communicate in discharge valve (232).

10. A dry vacuum pump as claimed in claim 1, wherein: the first shock absorption seat (1) is provided with an electric control box (13), the electric control box (13) is provided with a controller, and the double-shaft motor (3) is electrically connected with the controller.