CN216241509U

CN216241509U - Vacuum pump convenient to mount and dismount

Info

Publication number: CN216241509U
Application number: CN202122814066.2U
Authority: CN
Inventors: 栾晓; 王舰; 王如山
Original assignee: Qingdao Hongyue Composite Material Co ltd
Current assignee: Qingdao Hongyue Composite Material Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-04-08
Anticipated expiration: 2031-11-17

Abstract

The utility model provides a vacuum pump convenient to mount and dismount. The improved structure of the oil well is characterized by comprising a bottom plate, wherein a mounting plate is fixedly mounted on the upper surface of the bottom plate through bolts, and an end cover is fixedly mounted on one side, located on the mounting plate, of the upper surface of the bottom plate through bolts. The vacuum pump is provided with the rotating assembly, the jointed valve plate is additionally arranged on the basis of the traditional vacuum pump impeller, and the two valve holes are formed, so that strong wind power generated by rotation inside the impeller can be output through the two valve holes through the valve plate, the end cover can be effectively prevented from being directly impacted by the strong wind power, the jointing assembly is designed, and the shaft seat is fixedly installed by using the two connecting plates, so that the vacuum pump has the advantage of stable connection and prevents the pump shaft from shaking violently compared with the traditional bearing connection mode, and the long screw rod is adopted for connection and assembly, so that the disassembly and assembly are convenient.

Description

Vacuum pump convenient to mount and dismount

Technical Field

The utility model relates to the technical field of vacuum pumps, in particular to a vacuum pump convenient to mount and dismount.

Background

The vacuum pump is a device or equipment for obtaining vacuum by pumping a pumped container by using mechanical, physical, chemical or physical-chemical methods, and is a device for improving, generating and maintaining vacuum in a certain closed space by using various methods.

Vacuum pump on the existing market exists in the installation use, and the driven end of vacuum pump is mostly the bearing and directly links up, causes the condition of connecting unstability and pump shaft and rocking easily to the impeller of vacuum pump inner wall is strong wind-force when rotatory strikes the end cover easily, can not carry out evenly distributed's problem to wind-force.

Therefore, it is necessary to provide a vacuum pump with convenient assembly and disassembly to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vacuum pump convenient to mount and dismount, which solves the problems that the driven end of the vacuum pump is mostly directly connected with a bearing, unstable connection is easy to cause, a pump shaft is easy to shake, and strong wind power of an impeller on the inner wall of the vacuum pump is easy to impact an end cover when rotating, so that the wind power cannot be uniformly distributed.

In order to solve the technical problem, the vacuum pump provided by the utility model is convenient to mount and dismount and comprises a bottom plate, the upper surface of the bottom plate is fixedly provided with an installation plate through bolts, one side of the upper surface of the bottom plate, which is positioned on the installation plate, is fixedly provided with an end cover through bolts, the outer wall of the installation plate is fixed with a first installation ring, the number of the first mounting rings is three, the outer wall of the end cover is fixedly provided with the second mounting rings, the number of the second mounting rings is three, the three first mounting rings and the three second mounting rings are all internally provided with a screw rod in a penetrating way, a pump body is arranged on one side of the mounting plate opposite to the end cover, a connecting component is arranged outside the end cover, a pump shaft penetrates through the axle center of the mounting plate and the end cover, one end of the pump shaft is provided with a limit groove, the inside block of spacing groove is connected with the card key, the internally mounted of the pump body has rotating assembly.

Preferably, one end of the pump shaft is connected with the axis of the mounting plate through a bearing, and the three second mounting rings are fixedly mounted with the three screws through nuts.

Preferably, the connection assembly comprises sealing elements embedded in the axis of the end cover, the number of the sealing elements is three, the positioning plate is installed on the outer wall of the end cover, the shaft seats are arranged at the outer portions of the end cover and at one ends of the pump shafts, the connecting plates are fixed on the outer walls of the shaft seats, the connecting plates are two in number, and oil cups are connected to the outer walls of the shaft seats in a threaded mode.

Preferably, the two connecting plates are fixedly installed on the end cover through bolts, the positioning plate is fixedly installed on the end cover through bolts, and the shaft seat is connected with one end of the pump shaft through a bearing.

Preferably, the rotating assembly comprises an impeller and a valve plate which are arranged on the outer wall of the pump shaft, the outer wall of the valve plate is provided with two valve holes, and the number of the valve holes is two.

Preferably, the impeller and the valve plate are respectively connected with a pump shaft key groove by using a flat key, and the two valve holes are symmetrically distributed on the axis of the valve plate.

Compared with the related art, the vacuum pump convenient to mount and dismount provided by the utility model has the following beneficial effects:

this vacuum pump is provided with rotating assembly, the valve plate that links up has been set up on the basis of traditional vacuum pump impeller, and two valve openings have been seted up, powerful wind-force that produces when the inside rotation of impeller can export through two valve openings earlier through the valve plate, can effectually prevent powerful wind-force direct impact end cover like this, and it has linking subassembly still to design, come the fixed mounting axle bed through using two connecting plates, compare in traditional bearing connected mode like this, not only has played the advantage of connecting stably, still prevent that the pump shaft from acutely rocking, and adopt the long screw to connect the equipment, the equipment is conveniently disassembled like this.

Drawings

FIG. 1 is a schematic structural diagram of a vacuum pump convenient to mount and dismount according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the back side view structure shown in FIG. 1;

FIG. 3 is a schematic view of the adapter assembly shown in FIG. 1;

fig. 4 is a schematic view of the rotating assembly shown in fig. 1 in a disassembled structure.

Reference numbers in the figures: 1. a base plate; 2. mounting a plate; 3. an end cap; 4. a first mounting ring; 5. a second mounting ring; 6. a screw; 7. a pump body; 8. an engagement assembly; 81. a seal member; 82. positioning a plate; 83. a shaft seat; 84. a connecting plate; 85. an oil cup; 9. a pump shaft; 10. a limiting groove; 11. a card key; 12. a rotating assembly; 121. an impeller; 122. a valve plate; 123. valve hole.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, wherein fig. 1 is a schematic structural diagram of a vacuum pump with convenient assembly and disassembly according to a preferred embodiment of the present invention; FIG. 2 is a schematic view of the back side view structure shown in FIG. 1; FIG. 3 is a schematic view of the adapter assembly shown in FIG. 1; fig. 4 is a schematic view of the rotating assembly shown in fig. 1 in a disassembled structure. A vacuum pump convenient to mount and dismount comprises a bottom plate 1, a mounting plate 2 is fixedly mounted on the upper surface of the bottom plate 1 through bolts, an end cover 3 is fixedly mounted on the upper surface of the bottom plate 1 and positioned on one side of the mounting plate 2 through bolts, a first mounting ring 4 is fixed on the outer wall of the mounting plate 2, and the quantity of first collar 4 is three, the outer wall of end cover 3 is fixed with second collar 5, and the quantity of second collar 5 is three, three first collar 4 has all run through screw rod 6 with the inside of three second collar 5, mounting panel 2 is equipped with the pump body 7 with one side relatively of end cover 3, the externally mounted of end cover 3 links up subassembly 8, mounting panel 2 has pump shaft 9 with the axle center department of end cover 3 runs through, spacing groove 10 has been seted up to the one end of pump shaft 9, the inside block of spacing groove 10 is connected with card key 11, the internally mounted of pump body 7 has rotating assembly 12.

The one end of pump shaft 9 is connected through the axle center department that uses bearing and mounting panel 2, and three second collar 5 is all through using nut and 6 fixed mounting of three screw rod, through using the nut to connect, can conveniently disassemble the equipment to end cover 3 and mounting panel 2.

Linking up subassembly 8 is including embedded sealing member 81 in end cover 3 axle center department, and sealing member 81's quantity is three, and locating plate 82 is installed to the outer wall of end cover 3, and the outside of end cover 3 and the one end that is located pump shaft 9 are equipped with axle bed 83, and the outer wall of axle bed 83 is fixed with connecting plate 84, and connecting plate 84's quantity is two, and the outer wall threaded connection of axle bed 83 has oil cup 85.

The two connecting plates 84 are fixedly mounted with the end cover 3 by using bolts, the positioning plate 82 is fixedly mounted with the end cover 3 by using bolts, and the shaft seat 83 is connected with one end of the pump shaft 9 by using a bearing.

The rotating assembly 12 includes an impeller 121 and a valve plate 122 mounted on an outer wall of the pump shaft 9, a valve hole 123 is formed in the outer wall of the valve plate 122, and the number of the valve holes 123 is two.

The impeller 121 and the valve plate 122 are respectively connected with a keyway of the pump shaft 9 by using a flat key, and the two valve holes 123 are symmetrically distributed around the axis of the valve plate 122.

The working principle of the vacuum pump convenient to mount and dismount provided by the utility model is as follows:

firstly, before use, a user needs to install the impeller 121 and the valve plate 122, connect the impeller 121 and the valve plate 122 with the pump shaft 9 by using a flat key, then attach the mounting plate 2, the pump body 7 and the end cover 3 stably, after the attachment is finished, the screw rod 6 penetrates into the first mounting ring 4 and the second mounting ring 5 in sequence, then the penetrated screw rod 6 is rotated and stabilized by using a nut, so that the mounting plate 2 and the end cover 3 can be installed, then the user fixedly installs the mounting plate 2, the end cover 3 and the bottom plate 1 by using bolts, after the installation, the connection assembly 8 also needs to be installed, during the installation, a bearing is firstly plugged into the shaft seat 83, then the three sealing elements 81 are sequentially plugged into a joint of the pump shaft 9 and the end cover 3, after the installation, the positioning plate 82 is buckled outside the end cover 3, and the positioning plate 82 is stably connected with the end cover 3 by using bolts, then the shaft seat 83 is matched with one end of the pump shaft 9, the two connecting plates 84 and the end cover 3 are fixedly installed through bolts, finally an oil cup 85 is installed on the outer wall of the shaft seat 83 to inject oil, finally the clamping key 11 is clamped in the limiting groove 10, one end of the pump shaft 9 is connected with a motor, and after connection is completed, the pump shaft 9 rotates to enable the impeller 121 and the valve plate 122 to rotate.

this vacuum pump is provided with rotating assembly 12, add a valve plate 122 that links up on traditional vacuum pump impeller 121's basis, and seted up two valve opening 123, powerful wind-force that produces when impeller 121 internal rotation can export through two valve openings 123 earlier through valve plate 122, can prevent effectively so that powerful wind-force from directly impacting end cover 3, and it has linking subassembly 8 still to design, come fixed mounting axle bed 83 through using two connecting plates 84, compare in traditional bearing connected mode like this, not only has played and has connected stable advantage, still prevent that pump shaft 9 from violently rocking, and adopt long screw 6 to connect the equipment, the equipment is conveniently disassembled like this.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a convenient vacuum pump is dismantled in installation, includes bottom plate (1), its characterized in that: the mounting plate is characterized in that a mounting plate (2) is fixedly mounted on the upper surface of the base plate (1) through bolts, an end cover (3) is fixedly mounted on one side of the mounting plate (2) on the upper surface of the base plate (1), three first mounting rings (4) are fixed on the outer wall of the mounting plate (2), three second mounting rings (5) are fixed on the outer wall of the end cover (3), three second mounting rings (5) are fixed on the outer wall of the mounting plate (2), screw rods (6) penetrate through the three first mounting rings (4) and the three second mounting rings (5), a pump body (7) is arranged on one side, opposite to the end cover (3), of the end cover (3), a linking component (8) is mounted on the outer portion of the end cover (3), a pump shaft (9) penetrates through the axle center of the mounting plate (2) and the end cover (3), and a limit groove (10) is formed in one end of the pump shaft (9), the inside block of spacing groove (10) is connected with card key (11), the internally mounted of the pump body (7) has rotating assembly (12).

2. The vacuum pump convenient to mount and dismount as claimed in claim 1, wherein one end of the pump shaft (9) is connected with the axis of the mounting plate (2) through a bearing, and the three second mounting rings (5) are fixedly mounted with the three screw rods (6) through nuts.

3. The vacuum pump convenient to mount and dismount as claimed in claim 1, wherein the engagement assembly (8) comprises three sealing elements (81) embedded at the axis of the end cover (3), a positioning plate (82) is mounted on the outer wall of the end cover (3), an axle seat (83) is arranged at one end, located on the pump shaft (9), of the outer portion of the end cover (3), a connecting plate (84) is fixed on the outer wall of the axle seat (83), the number of the connecting plates (84) is two, and an oil cup (85) is connected to the outer wall of the axle seat (83) in a threaded manner.

4. A vacuum pump convenient for mounting and dismounting according to claim 3, characterized in that, the two connecting plates (84) are fixedly mounted with the end cover (3) by using bolts, the positioning plate (82) is fixedly mounted with the end cover (3) by using bolts, and the shaft seat (83) is connected with one end of the pump shaft (9) by using a bearing.

5. The vacuum pump convenient to mount and dismount as claimed in claim 1, wherein the rotating assembly (12) comprises an impeller (121) and a valve plate (122) mounted on the outer wall of the pump shaft (9), the outer wall of the valve plate (122) is provided with two valve holes (123), and the number of the valve holes (123) is two.

6. A vacuum pump convenient to mount and dismount as claimed in claim 5, wherein the impeller (121) and the valve plate (122) are respectively connected with a key groove of the pump shaft (9) through a flat key, and the two valve holes (123) are symmetrically distributed on the axis of the valve plate (122).