Cleaning device of vacuum pump with high pumping rate

Abstract

The utility model discloses a cleaning device of a vacuum pump with a high pumping rate, which relates to the field of vacuum pump cleaning and comprises a box body and a box cover. The box cover is hinged to the top end of the box body; the motor is mounted at the left end of the box body, and an output shaft of the motor extends into the box body and is connected with the first clamping mechanism; sliding grooves are formed in the areas, close to the right end of the box body, of the left inner wall and the right inner wall of the box body, a sliding rod capable of horizontally moving along the sliding grooves is arranged on the two sliding grooves, fastening bolts used for fixing the sliding rod in the sliding grooves are arranged at the two ends of the sliding rod, and the middle of the sliding rod is connected with a rotating shaft through a shaft base. The first clamping mechanism and the second clamping mechanism are located on the same horizontal plane and correspond in position. Brushes are arranged on the inner wall of the bottom of the box body and the bottom of the box cover; the device can effectively clean the screw component of the vacuum pump.

Description

TECHNICAL FIELD

[0001] The utility model relates to a vacuum pump cleaning field especially relates to a kind of cleaning device of high air extraction rate vacuum pump. BACKGROUND

[0002] High air extraction rate vacuum pump has the characteristics of high air extraction rate, strong sealing, wide applicability, its principle is in that high-efficiency air extraction design is adopted, gas in container can be extracted quickly in short time, to reach high vacuum state.

[0003] Compared with ordinary vacuum pump, high air extraction rate screw vacuum pump can accumulate more viscous substances in the running process, if not cleaned and purified in time, it can cause motor load to increase, current to increase, even pump to damage too fast. Therefore, viscous substances in vacuum pump need to be cleaned regularly;The inner wall of pump shell can be scrubbed with wet cloth dipped in cleaning agent, but when the spiral groove on the surface of screw, as the most important component of vacuum pump, is designed to be narrow and deep, it is difficult for wet cloth to clean the spiral groove.

[0004] The conventional way is to immerse the screw in a basin containing cleaning agent, and then brush it with a brush, which is time-consuming and labor-intensive. UTILITY MODEL CONTENT

[0005] In order to solve the above technical problems, the utility model provides a kind of cleaning device of high air extraction rate vacuum pump, which can effectively clean the screw component of vacuum pump.

[0006] The utility model solves the technical scheme that the utility model adopts: a kind of cleaning device of high air extraction rate vacuum pump, including box and lid;The box top end articulates lid;The left end of the box is installed motor, and the output shaft of motor extends to the inside of box and is connected first clamping mechanism;The left and right inner walls of the box are provided with sliding groove in the area close to the right end of the box, and one sliding rod capable of moving horizontally along the sliding groove is provided on the two sliding grooves, the both ends of sliding rod are provided with fastening bolt for fixing sliding rod in the position of sliding groove, and the middle part of sliding rod is connected with rotating shaft through shaft seat, and the left end of rotating shaft is connected with second clamping mechanism, the first clamping mechanism and the second clamping mechanism are in the same level and position corresponding;The inner wall of the bottom of the box and the bottom of the lid are provided with brush.

[0007] The structure of the first clamping mechanism and the second clamping mechanism is same, and it is composed of U-shaped frame, clamping plate and positioning bolt, the inside of the U-shaped frame is provided with two clamping plates, and the two sides of the U-shaped frame are provided with screw hole, and the positioning bolt connected with the outside of clamping plate is installed at screw hole;Among them, the outside middle part of the U-shaped frame of first clamping mechanism is connected with the output shaft of motor, and the outside middle part of the U-shaped frame of second clamping mechanism is connected with rotating shaft.

[0008] The bottom of the box is provided with a drain pipe, and a sealing cover is arranged on the drain pipe; after cleaning, the sealing cover can be opened, and the water in the box is drained from the drain pipe.

[0009] The clamping plate is an arc-shaped plate, which is adapted to the shape of the two ends of the screw rod, and clamping is more firm.

[0010] Compared with the prior art, the beneficial effects of the high air speed vacuum pump cleaning device are as follows: the screw rod of the vacuum pump can be horizontally placed in the box, the two ends of the screw rod are suspended and fixed by two clamping mechanisms, after the appropriate cleaning liquid is poured into the box and the box cover is closed, the motor can drive the first clamping mechanism to rotate, thereby driving the screw rod to rotate, during the rotation process, the brush fully contacts the surface of the screw rod and the inside of the helical groove, thereby achieving good cleaning effect; and the second clamping mechanism can adjust the distance from the first clamping mechanism horizontally through the slide rod and the sliding groove, so as to adapt to screw rods of different specifications and lengths. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0012] Fig. 1 is a structural schematic view of the present application;

[0013] Fig. 2 is a longitudinal sectional view of the box;

[0014] Fig. 3 is a transverse sectional view of the box.

[0015] In the figure, 1 is a box, 2 is a box cover, 3 is a motor, 4 is a sliding groove, 5 is a slide rod, 6 is a fastening bolt, 7 is a rotating shaft, 8 is a brush, 9 is a U-shaped frame, 10 is a clamping plate, 11 is a positioning bolt, 12 is a drain pipe, and 13 is a sealing cover. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the present application more clear, the following will further describe the present application with embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0017] REFERENCE Figs. 1-3The embodiment provides a cleaning device for a high-pumping-speed vacuum pump, which comprises a box body 1 and a box cover 2; the top end of the box body 1 is hinged to the box cover 2; a motor 3 is installed on the left end of the box body 1 through bolts, the output shaft of the motor 3 extends into the box body 1 and is connected to a first clamping mechanism for clamping one end of a screw rod; two sliding grooves 4 are arranged on the left and right inner walls of the box body 1 and close to the right end of the box body 1, a sliding rod 5 capable of moving horizontally along the sliding grooves 4 is arranged on the two sliding grooves 4, fastening bolts 6 for fixing the sliding rod 5 in the positions of the sliding grooves 4 are arranged at the two ends of the sliding rod 5, the sliding rod 5 can move horizontally on the sliding grooves 4 when the fastening bolts 6 are loosened, and the sliding rod 5 is fixed on the two sliding grooves 4 when the fastening bolts 6 are tightened; a rotating shaft 7 is connected to the middle part of the sliding rod 5 through an axle seat, and a second clamping mechanism for clamping the other end of the screw rod is connected to the left end of the rotating shaft 7; the first clamping mechanism and the second clamping mechanism are on the same horizontal line and correspond in position; a brush 8 is arranged on the bottom inner wall of the box body 1 and the bottom of the box cover 2, and the length of the brush 8 is preferably such that the brush 8 can extend into the spiral groove of the screw rod when the screw rod is fixed by the two clamping mechanisms in the box body 1.

[0018] In the embodiment, the first clamping mechanism and the second clamping mechanism have the same structure and are both composed of a U-shaped frame 9, a clamping plate 10 and a positioning bolt 11, the inside of the U-shaped frame 9 is provided with the two clamping plates 10, screw holes are arranged on the two sides of the U-shaped frame 9, the positioning bolts 11 connected to the outer sides of the clamping plates 10 are arranged in the screw holes, the end part of the screw rod extends into the two clamping plates 10, and then the positioning bolts 11 are tightened to clamp and fix the end part of the screw rod by the clamping plates 10.

[0019] The middle part of the outer side of the U-shaped frame 9 of the first clamping mechanism is connected to the output shaft of the motor 3 and can drive the screw rod to rotate actively, and the middle part of the outer side of the U-shaped frame 9 of the second clamping mechanism is connected to the rotating shaft 7 and rotates with the screw rod to play an auxiliary supporting role.

[0020] In order to make the clamping of the screw rod by the clamping plate 10 more firm, the clamping plate 10 is preferably an arc-shaped plate, which can be more adaptive to the shapes of the two ends of the screw rod.

[0021] In the embodiment, the bottom of the box body 1 is provided with a drain pipe 12, and a sealing cover 13 is arranged on the drain pipe 12; after the cleaning of the screw rod in the box body 1 is completed, the sealing cover 13 can be opened, and the water in the box body 1 can be drained out through the drain pipe 12.

[0022] When the device is used, the box cover 2 is opened, the screw to be cleaned is horizontally placed in the box body 1, the first clamping mechanism is used to fix one end of the screw, the position of the second clamping mechanism is adjusted according to the length of the screw and is fixed, the other end of the screw is fixed by the second clamping mechanism, an appropriate amount of cleaning liquid is poured into the box body 1, the liquid level of the cleaning liquid reaches one third of the height of the screw, the box cover 2 is closed, at this time, the inside of the box body 1 and the brush 8 at the bottom of the box cover 2 fully contact the screw at various positions, the motor 3 is started, the screw fully contacts the brush 8 and the cleaning liquid when rotating in the box body 1, and the cleaning effect is achieved, after a period of time, the box cover 2 is opened, the screw is taken out, the sealing cover 13 is opened, the cleaning liquid in the box body 1 is discharged from the drain pipe 12, and the cleaning is completed.

[0023] Of course, the above description is not limited to the above examples, and the technical features not described in the utility model can be realized by or using the prior art, which will not be described here. The above embodiments and drawings are only used to illustrate the technical scheme of the utility model and are not a limitation on the utility model. The utility model is described in detail with reference to the preferred embodiments, and those skilled in the art should understand that the changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the utility model do not deviate from the purpose of the utility model and should also belong to the protection scope of the claims of the utility model.

Claims

1. A cleaning device for high-gas-drag-rate vacuum pumps, comprising a box (1) and a lid (2); the box (1) is hinged at the top to the lid (2); characterized in that, The left end of the box (1) is provided with a motor (3), the output shaft of the motor (3) extends into the box (1) and is connected with a first clamping mechanism; the left and right inner walls of the box (1) are provided with sliding grooves (4) near the right end of the box (1), two sliding grooves (4) are provided with a sliding rod (5) capable of moving horizontally along the sliding grooves (4), the two ends of the sliding rod (5) are provided with fastening bolts (6) for fixing the position of the sliding rod (5) in the sliding grooves (4), the middle part of the sliding rod (5) is connected with a rotating shaft (7) through an axle seat, the left end of the rotating shaft (7) is connected with a second clamping mechanism, the first clamping mechanism and the second clamping mechanism are in the same horizontal plane and correspond in position; the inner wall of the bottom of the box (1) and the bottom of the box cover (2) are both provided with a brush (8).

2. The cleaning device of a high pumping speed vacuum pump according to claim 1, characterized in that, The first clamping mechanism and the second clamping mechanism have the same structure and are both composed of a U-shaped frame (9), a clamping plate (10) and a positioning bolt (11), the inside of the U-shaped frame (9) is provided with two clamping plates (10), the two sides of the U-shaped frame (9) are provided with screw holes, the screw holes are provided with the positioning bolts (11) connected with the outer sides of the clamping plates (10); the middle part of the outer side of the U-shaped frame (9) of the first clamping mechanism is connected with the output shaft of the motor (3), and the middle part of the outer side of the U-shaped frame (9) of the second clamping mechanism is connected with the rotating shaft (7).

3. A cleaning device for a high-throughput vacuum pump according to claim 2, characterized in that The clamping plate (10) is an arc-shaped plate.

4. The cleaning device of a high pumping speed vacuum pump according to claim 1, characterized in that, The bottom of the box (1) is provided with a drain pipe (12), and the drain pipe (12) is provided with a sealing cover (13).

Images