CN217682268U

CN217682268U - Vacuum pump convenient to clearance

Info

Publication number: CN217682268U
Application number: CN202220973092.1U
Authority: CN
Inventors: 杨开勇; 童怀良; 邓斌
Original assignee: Sichuan Molcan Biopharma Co ltd
Current assignee: Sichuan Molcan Biopharma Co ltd
Priority date: 2022-04-26
Filing date: 2022-04-26
Publication date: 2022-10-28
Anticipated expiration: 2032-04-26

Abstract

The utility model discloses a vacuum pump convenient to clearance, include: the utility model discloses a vacuum pump body, induction port and inlet, the rear end of the vacuum pump body is provided with the motor, the inner of the vacuum pump body is provided with the pivot, the outer end fixed mounting of pivot has the impeller, the installation piece is installed to the inner block of impeller, the outer end fixed mounting of installation piece has the clearance leaf, clearance She Kage installs the outer end at the impeller, induction port fixed mounting is in the upper end of the vacuum pump body, the inner fixed mounting of induction port has the sealing washer, the filter screen is installed to the inner block of sealing washer. This vacuum pump convenient to clearance can prevent that the dirt from piling up in the outer end of impeller, conveniently clears up, can cool down in advance to the liquid that enters into the vacuum pump body inside, and the use of the extension vacuum pump body is used, alleviates cavitation, conveniently carries out simple filtration to the gas that enters into induction port inner, prevents that impurity etc. from entering into the inside of the vacuum pump body.

Description

Vacuum pump convenient to clearance

Technical Field

The utility model relates to a vacuum pump correlation technique field specifically is a vacuum pump convenient to clearance.

Background

The vacuum pump is a device or equipment for obtaining vacuum by pumping a pumped container by using a mechanical, physical, chemical or physical-chemical method, generally speaking, the vacuum pump is a device for improving, generating and maintaining vacuum in a certain closed space by using various methods, wherein the water-ring vacuum pump has a simple structure, does not need to lubricate the inside of the pump, and has small abrasion. The sealing between the rotating part and the fixed part can be directly completed by a water seal.

However, in the conventional vacuum pump, the impeller is troublesome to clean due to the special shape of the impeller, the interior of the vacuum pump is easy to be subjected to cavitation due to the inconvenience of lowering the temperature of the working fluid, and the gas sucked by the suction port is inconvenient to be simply filtered, so that the vacuum pump convenient to clean is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum pump convenient to clearance to solve the current vacuum pump that proposes in the above-mentioned background art, because of the impeller shape is special, clear up the impeller more troublesome, because of inconvenient reduction working solution is firm, make the inside of easy vacuum pump receive the cavitation easily, inconvenient carries out simple filterable problem to the inspiratory gas of suction port.

In order to achieve the above object, the utility model provides a following technical scheme: a vacuum pump for facilitating cleaning, comprising:

the back end of the vacuum pump body is provided with a motor, the inner end of the vacuum pump body is provided with a rotating shaft, the outer end of the rotating shaft is fixedly provided with an impeller, the inner end of the impeller is clamped and provided with an installation block, the outer end of the installation block is fixedly provided with a cleaning blade, and the cleaning blade She Kage is arranged at the outer end of the impeller;

the air suction port is fixedly arranged at the upper end of the vacuum pump body, a sealing ring is fixedly arranged at the inner end of the air suction port, a filter screen is clamped at the inner end of the sealing ring, and the filter screen is clamped at the upper end of the air suction port;

the inlet, inlet fixed mounting is at the front end of the vacuum pump body, a cooling section of thick bamboo is installed to the outer end block of inlet, the upper end threaded connection of a cooling section of thick bamboo has the installation cap.

Preferably, the front end of the vacuum pump body is fixedly provided with a mounting ring, and the rear end of the cooling cylinder is in threaded connection with the inner end of the mounting ring.

Preferably, the upper end of the vacuum pump body is provided with an exhaust port, the exhaust port is located on the left side of the air suction port, and the inner end of the vacuum pump body is provided with a rubber ball.

Preferably, the inner end of the air suction port is in threaded connection with a fixing bolt, and the inner end of the filter screen is in threaded connection with a fixing bolt.

Preferably, the front end fixed mounting of inlet has the installation pipe, cooling section of thick bamboo block is installed in the outer end of installation pipe.

Preferably, the longitudinal sections of the cooling cylinder and the mounting pipe are both circular, and the rear end of the mounting pipe is located on the inner side of the mounting ring.

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

1. the impeller is provided with an impeller, an installation block and cleaning blades, the cleaning blades are tightly arranged at the outer end of the impeller through the installation block, and the impeller is protected, wherein the cleaning blades are convenient to disassemble, dirt is prevented from being accumulated at the outer end of the impeller, and the cleaning is convenient;

2. the vacuum pump body is provided with the mounting ring, the cooling cylinder and the mounting pipe, the cooling cylinder is arranged at the outer ends of the mounting pipe and the liquid inlet through the mounting ring, so that liquid entering the vacuum pump body can be cooled in advance, the use and use of the vacuum pump body are prolonged, and cavitation is reduced;

3. the vacuum pump is provided with a filter screen, a fixing bolt and a sealing ring, wherein the filter screen is fixed at the inner end of the air suction port through the fixing bolt, and the sealing ring is arranged on the contact surface of the filter screen and the inner wall of the air suction port, so that the gas entering the inner end of the air suction port can be conveniently and simply filtered, and impurities and the like can be prevented from entering the vacuum pump body.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

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

FIG. 3 is a schematic front view of the present invention;

FIG. 4 is a front view of the air suction port of the present invention;

fig. 5 is the side view of the cooling cylinder of the utility model, which is a schematic view of a sectioning structure.

In the figure: 1. a vacuum pump body; 2. an air suction port; 3. a liquid inlet; 4. a motor; 5. a rotating shaft; 6. an impeller; 7. mounting blocks; 8. cleaning leaves; 9. a rubber ball; 10. an exhaust port; 11. a filter screen; 12. a fixing bolt; 13. a seal ring; 14. installing a ring; 15. a cooling cylinder; 16. installing a pipe; 17. and (7) installing a cap.

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.

Referring to fig. 1-5, the present invention provides a technical solution: a vacuum pump convenient for cleaning comprises a vacuum pump body 1, an air suction port 2, a liquid inlet 3, a motor 4, a rotating shaft 5, an impeller 6, a mounting block 7, a cleaning blade 8, a rubber ball 9, an exhaust port 10, a filter screen 11, a fixing bolt 12, a sealing ring 13, a mounting ring 14, a cooling cylinder 15, a mounting pipe 16 and a mounting cap 17, wherein when the vacuum pump convenient for cleaning is used, as shown in figures 2, 3 and 5, the mounting ring 14 is fixedly mounted at the front end of the vacuum pump body 1, ice slag or other cooling liquid is placed into the cooling cylinder 15 from the mounting cap 17, then the rear end of the cooling cylinder 15 is in threaded connection with the mounting ring 14, at the moment, the cooling cylinder 15 can be mounted at the outer ends of the liquid inlet 3 and the mounting pipe 16, then the front end of the mounting pipe 16 is connected with infusion equipment, and liquid with standard volume is input into the vacuum pump body 1;

as shown in fig. 1, 2 and 3, when a switch of a motor 4 is turned on, a rotating shaft 5 drives an impeller 6 to rotate, the impeller 6 is eccentrically installed in a pump body, when the impeller 6 rotates, water entering the vacuum pump body 1 is thrown to the periphery by the impeller 6, and due to the action of centrifugal force, the water forms a closed water ring with the same thickness and the same shape as a pump cavity, the inner surface of the upper part of the water ring is just tangent to a hub of the impeller 6, the inner surface of the lower part of the water ring is just contacted with the top end of a blade, at the moment, a crescent space is formed between the hub of the impeller 6 and the water ring, and the space is divided into a plurality of small cavities with the same number as the blades by the impeller 6;

as shown in fig. 1, fig. 2 and fig. 3, if the upper 0 ° of the impeller 6 is taken as the starting point, the volume of the small cavity is gradually reduced from small to large and the pressure is continuously reduced when the impeller 6 rotates by 180 °, and the small cavity is communicated with the suction port 2 on the suction and exhaust disc, when the pressure in the small cavity space is lower than the pressure in the container to be sucked, the sucked gas is continuously sucked into the small cavity according to the principle of gas pressure balance, and the suction process is performed at this time. When the air suction is finished, the air suction port 2 is isolated, the volume of the small cavity is gradually reduced, the pressure is continuously increased, the small cavity is in the compression process, when the compressed air reaches the exhaust pressure in advance, the air is exhausted in advance from the auxiliary exhaust valve, and the air is exhausted from the exhaust port 10;

a filter screen 11 is fixedly arranged at the inner end of the air suction port 2 through a fixing bolt 12, sealing rings 13 are arranged at the upper end and the lower end of the filter screen 11, so that gas is connected and filtered by the filter screen 11 before entering the air suction port 2, impurity particles and the like are prevented from entering the vacuum pump body 1 and damaging internal parts, the rubber ball 9 is positioned in the vacuum pump body 1, and the rubber ball 9 can eliminate the phenomena of over-compression and under-compression generated in the operation process of the vacuum pump body 1;

as shown in fig. 2, 3 and 4, when the interior of the vacuum pump body 1 needs to be cleaned, the pump housing is detached by unscrewing the bolt screw, the mounting block 7 is arranged at the inner end of the impeller 6, the cleaning blade 8 is fixedly arranged at the outer end of the mounting block 7, the screw fixed on the impeller 6 and the cleaning blade 8 is unscrewed, then the mounting block 7 is drawn out forwards, and the cleaning blade 8 on the surface of the impeller 6 can be removed, so that scale and the like on the surface of the cleaning blade 8 can be quickly cleaned, and a series of operations of the vacuum pump convenient to clean can be completed.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a vacuum pump convenient to clearance which characterized in that: the method comprises the following steps:

the vacuum pump comprises a vacuum pump body (1), wherein a motor (4) is arranged at the rear end of the vacuum pump body (1), a rotating shaft (5) is arranged at the inner end of the vacuum pump body (1), an impeller (6) is fixedly installed at the outer end of the rotating shaft (5), an installation block (7) is installed at the inner end of the impeller (6) in a clamping mode, a cleaning blade (8) is fixedly installed at the outer end of the installation block (7), and the cleaning blade (8) is installed at the outer end of the impeller (6) in a clamping mode;

the vacuum pump comprises an air suction port (2), wherein the air suction port (2) is fixedly arranged at the upper end of a vacuum pump body (1), a sealing ring (13) is fixedly arranged at the inner end of the air suction port (2), a filter screen (11) is clamped and arranged at the inner end of the sealing ring (13), and the filter screen (11) is clamped and arranged at the upper end of the air suction port (2);

inlet (3), inlet (3) fixed mounting is at the front end of the vacuum pump body (1), a cooling section of thick bamboo (15) is installed to the outer end block of inlet (3), the upper end threaded connection of a cooling section of thick bamboo (15) has installation cap (17).

2. A vacuum pump for facilitating cleaning according to claim 1, wherein: the front end fixed mounting of vacuum pump body (1) has installation ring (14), the rear end threaded connection of a cooling section of thick bamboo (15) is in the inner of installation ring (14).

3. A vacuum pump for facilitating cleaning according to claim 1, wherein: the vacuum pump is characterized in that an exhaust port (10) is formed in the upper end of the vacuum pump body (1), the exhaust port (10) is located on the left side of the air suction port (2), and a rubber ball (9) is arranged at the inner end of the vacuum pump body (1).

4. A vacuum pump for facilitating cleaning according to claim 1, wherein: the inner end of the air suction port (2) is in threaded connection with a fixing bolt (12), and the inner end of the filter screen (11) is in threaded connection with the fixing bolt (12).

5. A vacuum pump for facilitating cleaning according to claim 1, wherein: the front end fixed mounting of inlet (3) has installation pipe (16), the outer end at installation pipe (16) is installed in cooling section of thick bamboo (15) block.

6. A vacuum pump for facilitating cleaning according to claim 5, wherein: the longitudinal sections of the cooling cylinder (15) and the mounting pipe (16) are both circular rings, and the rear end of the mounting pipe (16) is located on the inner side of the mounting ring (14).