CN214742078U

CN214742078U - High-strength pump body casting based on screw vacuum pump

Info

Publication number: CN214742078U
Application number: CN202120225959.0U
Authority: CN
Inventors: 罗怡
Original assignee: Jiangsu Minyi Machinery Manufacturing Co ltd
Current assignee: Jiangsu Minyi Machinery Manufacturing Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-11-16
Anticipated expiration: 2031-01-27

Abstract

The utility model discloses a based on screw vacuum pump high strength pump body foundry goods relates to pump body foundry goods technical field, when using to current vacuum pump body foundry goods, because set up to upper and lower two parts usually, through the screw connection, rust corrosion easily goes up, and inner wall impurity is difficult for cleaing away, influences the life-span of pump, the following scheme of present proposition, it includes box, fixed plate and motor, bottom half fixed mounting has the supporting shoe, the screw hole has been installed to the supporting shoe bottom, the box has seted up first through-hole along length direction, the sealed pad is installed to the box tip, the spacing post that is the symmetry is installed to fixed plate one side, the second through-hole that runs through the setting is seted up with the fixed plate to spacing post, spacing post and fixed plate junction fixed mounting have the mounting plate, first stopper is evenly installed to fixed plate one side. The utility model discloses novel structure has the automatic impurity function of getting rid of, and it is more convenient that the installation is dismantled, has improved pump body life, is convenient for maintain.

Description

High-strength pump body casting based on screw vacuum pump

Technical Field

The utility model relates to a pump body foundry goods technical field especially relates to based on screw vacuum pump high strength pump body foundry goods.

Background

Two screws in the screw vacuum pump are subjected to fine dynamic balance correction, supported by a bearing and installed in a pump shell, certain gaps are reserved between the screws, no friction exists between the screws, the operation is stable, the noise is low, and lubricating oil is not needed in a working cavity.

When using to current vacuum pump body foundry goods, owing to set up to two parts about usually, through screwed connection, go up rust corrosion easily, and inner wall impurity is difficult for driving, influences the life-span of pump, the high strength pump body foundry goods based on screw vacuum pump is put forward now.

SUMMERY OF THE UTILITY MODEL

The utility model provides a based on screw vacuum pump high strength pump body foundry goods, when having solved current vacuum pump body foundry goods and using, because set up to two upper and lower parts usually, through the screw connection, go up rust corrosion easily, and inner wall impurity is difficult for cleaing away, influences the problem in the life-span of pump.

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

a high-strength pump body casting based on a screw vacuum pump comprises a box body, a fixed plate and a motor, wherein a supporting block is fixedly installed at the bottom of the box body, a threaded hole is formed in the bottom of the supporting block, a first through hole is formed in the box body along the length direction, a sealing gasket is installed at the end part of the box body, symmetrical limiting columns are installed on one side of the fixed plate, second through holes penetrating through the limiting columns and the fixed plate are formed in the limiting columns, a fastening plate is fixedly installed at the joint of the limiting columns and the fixed plate, first limiting blocks are evenly installed on one side of the fixed plate, limiting grooves are formed in the top ends of the first limiting blocks, grooves are symmetrically formed in the top part and the bottom part of the box body, a locking device is installed inside each groove, a T-shaped pipe penetrating through the top part of the box body is fixedly installed at the top part of the box body, a pneumatic device is connected to the end part of the horizontal section of the T-shaped pipe, and a supporting rod is fixedly installed at the top end part of the box body, the supporting plate is fixedly arranged at the end part of the supporting rod, and the cleaning barrel is fixedly arranged at the top end of the supporting plate.

Preferably, the locking device comprises a second limiting block and a spring, the second limiting block is slidably mounted in the groove, and the spring is mounted on the side wall of the second limiting block.

Preferably, pneumatic means includes well hollow column, third stopper, fourth stopper, slide bar and spacing, box top fixed mounting has well hollow column, the inside slidable mounting of well hollow column has the third stopper, well hollow column tip fixed mounting has the fourth stopper, third stopper lateral wall fixed mounting has the slide bar, slide bar tip fixed mounting has spacing.

Preferably, a motor is fixedly mounted at the top end of the box body, a fixed block is fixedly mounted at the top end of the box body, an output shaft of the motor is rotatably connected with the fixed block, a first gear is fixedly mounted on the output shaft of the motor, and a transmission device is fixedly mounted between the motor and the fixed block.

Preferably, transmission includes dwang, second gear, dead lever and column spinner, the fixed block rotates installs the dwang, the second gear is installed to dwang one end, first gear and second gear engagement, dwang other end fixed mounting has the dead lever, the dead lever tip articulates there is the column spinner.

The utility model has the advantages that:

1. through the installation to pneumatic means, make the cleaning solution get into T type pipe automatically under the change of cavity post internal pressure, flow in the box, along with the rotation of screw rod, the self-cleaning impurity improves pump body life.

2. Through the installation to blocking device and the integrated design of box, realized the swift shutting of fixed plate with the box, replaced traditional upper and lower split box structure, improved the installation and dismantled efficiency, be convenient for maintain.

To sum up the utility model discloses novel structure has the automatic impurity function of getting rid of, and it is more convenient that the installation is dismantled, has improved pump body life, is convenient for maintain.

Drawings

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

fig. 2 is a front view of the present invention;

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

FIG. 4 is a schematic view of the pneumatic device of the present invention;

fig. 5 is the schematic diagram of the second stopper of the present invention.

Reference numbers in the figures: 1. a box body; 2. a support block; 3. a first through hole; 4. a gasket; 5. a fixing plate; 6. a limiting column; 7. a fastening plate; 8. a first stopper; 9. a limiting groove; 10. a groove; 11. a second limiting block; 12. a spring; 13. a T-shaped pipe; 14. a hollow column; 15. a support bar; 16. a support plate; 17. cleaning the barrel; 18. a third limiting block; 19. a fourth limiting block; 20. a slide bar; 21. a limiting frame; 22. a motor; 23. a first gear; 24. a fixed block; 25. rotating the rod; 26. a second gear; 27. fixing the rod; 28. and (4) rotating the column.

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.

Referring to fig. 1-5, a high-strength pump body casting based on a screw vacuum pump comprises a box body 1, a fixed plate 5 and a motor 22, wherein a supporting block 2 is fixedly installed at the bottom of the box body 1, a threaded hole is formed at the bottom of the supporting block 2, a first through hole 3 is formed in the box body 1 along the length direction, a sealing gasket 4 is installed at the end part of the box body 1, symmetrical limiting columns 6 are installed at one side of the fixed plate 5, second through holes which penetrate through the limiting columns 6 and the fixed plate 5 are formed in the limiting columns 6, a fastening plate 7 is fixedly installed at the joint of the limiting columns 6 and the fixed plate 5, first limiting blocks 8 are uniformly installed at one side of the fixed plate 5, a limiting groove 9 is formed at the top end of each first limiting block 8, grooves 10 are symmetrically formed in the top and the bottom of the box body 1, a locking device is installed in each groove 10, a T-shaped pipe 13 which penetrates through the top of the box body 1 is fixedly installed, and the end part of the horizontal section of the T-shaped pipe 13 is connected with a pneumatic device, the top end of the box body 1 is fixedly provided with a supporting rod 15, the end part of the supporting rod 15 is fixedly provided with a supporting plate 16, the top end of the supporting plate 16 is fixedly provided with a cleaning barrel 17, the top end of the box body 1 is fixedly provided with a motor 22, the top end of the box body 1 is fixedly provided with a fixing block 24, an output shaft of the motor 22 is rotatably connected with the fixing block 24, an output shaft of the motor 22 is fixedly provided with a first gear 23, and a transmission device is fixedly arranged between the motor 22 and the fixing block 24.

The locking device comprises a second limiting block 11 and a spring 12, the second limiting block 11 is slidably mounted in the groove 10, and the spring 12 is mounted on the side wall of the second limiting block 11.

The pneumatic device comprises a hollow column 14, a third limiting block 18, a fourth limiting block 19, a sliding rod 20 and a limiting frame 21, the hollow column 14 is fixedly mounted at the top end of the box body 1, the third limiting block 18 is slidably mounted inside the hollow column 14, the fourth limiting block 19 is fixedly mounted at the end part of the hollow column 14, the sliding rod 20 is fixedly mounted on the side wall of the third limiting block 18, and the limiting frame 21 is fixedly mounted at the end part of the sliding rod 20.

The transmission device comprises a rotating rod 25, a second gear 26, a fixing rod 27 and a rotating column 28, the fixing block 24 is rotatably provided with the rotating rod 25, one end of the rotating rod 25 is provided with the second gear 26, the first gear 23 is meshed with the second gear 26, the other end of the rotating rod 25 is fixedly provided with the fixing rod 27, and the end part of the fixing rod 27 is hinged with the rotating column 28.

The working principle is as follows: when the device is used, firstly, a screw rod is placed in a first through hole 3, then a fixed plate 5 is attached to a box body 1, in the moving process, a fastening plate 7 is clamped, meanwhile, a first limit block 8 moves towards the inside of a groove to push a second limit block 11 to slide, then, the second limit block 11 is clamped into a limit groove 9, the fixed plate 5 and the box body 1 are locked, gas to be extracted is connected through an upper section port of a T-shaped pipe 13 to finish evacuation, after the pump works at high strength, particles and magazines are in the box body 1, cleaning liquid is poured into a cleaning barrel 17, then a motor 22 is turned on to drive a first gear 23 to rotate, a second gear 26 is driven to rotate through meshing, a rotating rod 25 is driven to rotate, a fixed rod 27 is driven to rotate, a rotating column 28 moves in a limit frame 21 to drive a sliding rod 20 to move, a third limit block 18 is driven to synchronously move, and the cleaning liquid is pushed into the box body 1, and finishing cleaning.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Based on screw vacuum pump high strength pump body foundry goods, including box (1), fixed plate (5) and motor (22), its characterized in that, box (1) bottom fixed mounting has supporting shoe (2), the threaded hole has been installed to supporting shoe (2) bottom, box (1) has seted up first through-hole (3) along length direction, box (1) end portion installs sealed pad (4), spacing post (6) that are the symmetry are installed to fixed plate (5) one side, spacing post (6) and fixed plate (5) are seted up the second through-hole that runs through the setting, spacing post (6) and fixed plate (5) junction fixed mounting has mounting plate (7), fixed plate (5) one side evenly installs first stopper (8), spacing groove (9) have been seted up on first stopper (8) top, box (1) top and bottom symmetry are seted up fluted (10), recess (10) internally mounted has locking device, box (1) top fixed mounting has and is T type pipe (13) that run through, T type pipe (13) horizontal segment end connection has pneumatic means, box (1) top fixed mounting has bracing piece (15), bracing piece (15) tip fixed mounting has backup pad (16), backup pad (16) top fixed mounting has clean bucket (17).

2. The high-strength pump body casting based on the screw vacuum pump is characterized in that the locking device comprises a second limiting block (11) and a spring (12), the second limiting block (11) is slidably mounted in the groove (10), and the spring (12) is mounted on the side wall of the second limiting block (11).

3. The high-strength pump body casting based on the screw vacuum pump is characterized in that the pneumatic device comprises a hollow column (14), a third limiting block (18), a fourth limiting block (19), a sliding rod (20) and a limiting frame (21), the hollow column (14) is fixedly installed at the top end of the box body (1), the third limiting block (18) is slidably installed inside the hollow column (14), the fourth limiting block (19) is fixedly installed at the end part of the hollow column (14), the sliding rod (20) is fixedly installed on the side wall of the third limiting block (18), and the limiting frame (21) is fixedly installed at the end part of the sliding rod (20).

4. The high-strength pump body casting based on the screw vacuum pump is characterized in that a motor (22) is fixedly mounted at the top end of the box body (1), a fixed block (24) is fixedly mounted at the top end of the box body (1), an output shaft of the motor (22) is rotatably connected with the fixed block (24), a first gear (23) is fixedly mounted at an output shaft of the motor (22), and a transmission device is fixedly mounted between the motor (22) and the fixed block (24).

5. The high-strength pump body casting based on the screw vacuum pump as claimed in claim 4, wherein the transmission device comprises a rotating rod (25), a second gear (26), a fixing rod (27) and a rotating column (28), the rotating rod (25) is rotatably installed on the fixing block (24), the second gear (26) is installed at one end of the rotating rod (25), the first gear (23) is meshed with the second gear (26), the fixing rod (27) is fixedly installed at the other end of the rotating rod (25), and the rotating column (28) is hinged to the end of the fixing rod (27).