CN219262689U

CN219262689U - Oil blocking mechanism of screw compressor

Info

Publication number: CN219262689U
Application number: CN202223406183.6U
Authority: CN
Inventors: 李娟�
Original assignee: Craftsman Wuhan Packaging Technology Co ltd
Current assignee: Craftsman Wuhan Packaging Technology Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-27
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses an oil blocking mechanism of a screw compressor, which comprises a compressor shell, wherein the inside of the compressor shell is connected with a screw through a bearing, a rotating ring is rotationally connected to the inner side wall of the compressor shell, collecting boxes are fixedly connected to the inner wall of the rotating ring, the two collecting boxes are symmetrically arranged about the central line of the rotating ring, a fixing ring is fixedly sleeved on the outer side of the bearing, a connecting through hole corresponding to the two collecting boxes is formed in the fixing ring, the connecting through hole positioned above the fixing ring is connected with an oil adding hole of the bearing through a guide pipe, and an adjusting structure is further arranged in the compressor shell. According to the utility model, leaked lubricating oil is collected by the collecting box, and along with the increase of the lubricating oil quantity, the lubricating oil in the collecting box can be guided to the bearing to lubricate the bearing, so that the utilization rate of the lubricating oil is higher, and the use amount of the lubricating oil is reduced.

Description

Oil blocking mechanism of screw compressor

Technical Field

The utility model relates to the field of screw compressors, in particular to an oil retaining mechanism of a screw compressor.

Background

Screw compressors are highly reliable and easy to operate and maintain, and therefore are widely used in industry, and screw compressors typically have screws mounted directly into the screw compressor housing via bearings.

The existing screw compressor is blocked to leaked lubricating oil through the oil baffle, and as the amount of leaked lubricating oil increases, lubricating oil still leaks from the oil baffle, and meanwhile, the oil baffle cannot enable the leaked lubricating oil to return to a bearing for re-lubrication, so that the using amount of the lubricating oil is overlarge.

Disclosure of Invention

The utility model aims to solve the defects existing in the prior art, such as: with the extension of time, still there is lubricating oil to leak from the oil baffle, and the oil baffle can't make the lubricating oil that spills get back to the bearing department, leads to the use amount of lubricating oil too big, and the oil retaining mechanism of screw compressor that proposes.

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

the utility model provides a screw compressor's fender oil mechanism, includes the compressor shell, the inside of compressor shell is connected with the screw rod through the bearing, rotate on the inside wall of compressor shell and be connected with the swivel becket, fixedly connected with collecting box on the inner wall of swivel becket, two the collecting box sets up about the central line symmetry of swivel becket, the outside fixed cover of bearing is equipped with solid fixed ring, gu set up the connection opening corresponding with two collecting boxes on the fixed ring, be located the top the connection opening is connected with the oil filler department of bearing through the pipe, still be provided with adjusting structure in the compressor shell.

Preferably, the adjusting structure comprises fixed teeth fixedly arranged on the inner wall of the rotating ring, fixed gears meshed with the fixed teeth are arranged at the fixed teeth, the fixed teeth are arranged at positions close to the lower inner wall of the compressor shell, one end, away from the rotating ring, of the fixed gears is connected with a driving motor, the output end of the driving motor is fixedly connected with a rotating rod, the bottom end, away from the driving motor, of the rotating rod is fixedly connected with the side wall of the fixed gears, and the driving motor is connected with the lower inner wall of the compressor shell through a fixed base.

Preferably, each collecting box is provided with a sliding plate in a sliding manner, the sliding plates are arranged in a sealing manner with the corresponding collecting boxes, a connecting spring is fixedly connected to the bottom wall of each sliding plate, one end of each connecting spring, far away from each sliding plate, is fixedly connected to the lower inner wall of the corresponding collecting box, a control button is fixedly arranged on the lower inner wall of each collecting box, and the control buttons are associated with the driving motor.

Preferably, the side of the collecting boxes, which are close to each other, is provided with an oil leakage port.

Preferably, the side wall of the bearing is wrapped by the fixing ring, and the oil retainer ring is fixedly arranged on the side wall of the fixing ring.

Preferably, the fixing ring is made of hardened rubber, and the outer wall of the fixing ring is tightly attached to the collecting box.

Compared with the prior art, the utility model has the beneficial effects that: the leaked lubricating oil is collected by the collecting box, and along with the increase of the lubricating oil quantity, the lubricating oil in the collecting box can be guided to the bearing to lubricate the bearing, so that the utilization rate of the lubricating oil is higher, and the use amount of the lubricating oil is reduced.

Drawings

FIG. 1 is a schematic view of an oil baffle mechanism of a screw compressor according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic top view of a rotating ring of an oil baffle mechanism of a screw compressor according to the present utility model.

In the figure: the compressor comprises a compressor shell, 2 screw rods, 3 bearings, 4 rotating rings, 5 fixed rings, 6 fixed teeth, 7 collecting boxes, 8 sliding plates, 9 connecting springs, 10 driving motors, 11 rotating rods, 12 fixed gears, 13 control buttons and 14 connecting ports.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an oil blocking mechanism of a screw compressor comprises a compressor shell 1, wherein the inside of the compressor shell 1 is connected with a screw 2 through a bearing 3, a rotating ring 4 is rotationally connected to the inner side wall of the compressor shell 1, collecting boxes 7 are fixedly connected to the inner wall of the rotating ring 4, the two collecting boxes 7 are symmetrically arranged about the central line of the rotating ring 4, a fixed ring 5 is fixedly sleeved on the outer side of the bearing 3, a connecting through hole 14 corresponding to the two collecting boxes 7 is formed in the fixed ring 5, the connecting through hole 14 at the upper part is connected with an oil adding hole of the bearing 3 through a conduit, an adjusting structure is further arranged in the compressor shell 1, when the screw 2 rotates, lubricating oil leaks from the connecting part of the bearing 3 and the screw 2, the leaked lubricating oil flows into the collecting boxes 7 at the lower part, and under the action of the adjusting structure, the rotating ring 4 and the collecting boxes 7 rotate, and the collecting boxes 7 collecting the lubricating oil rotate to the upper part; the oil leakage port is formed in one side, close to each other, of the collecting box 7, and lubricating oil in the collecting box 7 flows down from the oil leakage port, passes through the connecting port and the guide pipe, and returns to the bearing 3 from the oil adding port for lubrication;

the adjusting structure comprises fixed teeth 6 fixedly arranged on the inner wall of the rotating ring 4, fixed gears 12 meshed with the fixed teeth 6 are arranged at the fixed teeth 6, the fixed teeth 6 are arranged at positions close to the lower inner wall of the compressor shell 1, one end, far away from the rotating ring 4, of the fixed gears 12 is connected with a driving motor 10, the output end of the driving motor 10 is fixedly connected with a rotating rod 11, the bottom end, far away from the driving motor 10, of the rotating rod 11 is fixedly connected with the side wall of the fixed gears 12, the driving motor 10 is connected with the lower inner wall of the compressor shell 1 through a fixed base, after the driving motor 10 is started, the output end of the driving motor drives the rotating rod 11 to rotate, the fixed gears 12 rotate together, the fixed teeth 6 meshed with the fixed gears 12 rotate, and the fixed teeth 6 drive the rotating ring 4 to rotate;

the inside of each collecting box 7 is slidably connected with a sliding plate 8, the sliding plate 8 and the corresponding collecting box 7 are arranged in a sealing way, a connecting spring 9 which is vertically arranged is fixedly connected to the bottom wall of the sliding plate 8, one end of the connecting spring 9, which is far away from the sliding plate 8, is fixedly connected to the lower inner wall of the corresponding collecting box 7, a control button 13 is fixedly arranged on the lower inner wall of the collecting box 7, the control button 13 is associated with a driving motor 10, as lubricating oil flows into the collecting box 7, the amount of lubricating oil on the sliding plate 8 increases, the sliding plate 8 moves downwards to press the control button 13, and the driving motor 10 is controlled to rotate for half a turn after the control button 13 is pressed down;

the side wall of the bearing (3) is wrapped by the fixed ring 5, and the oil retainer is fixedly arranged on the side wall of the fixed ring 5, so that the oil retainer can prevent lubricating oil from being sputtered to the outer side, and the lubricating oil can fall into the collecting box 7; the fixed ring 5 is made of hardened rubber, and the outer wall of the fixed ring 5 is tightly attached to the collecting box 7, so that lubricating oil is prevented from leaking when the collecting box 7 rotates.

In the utility model, when the device is used, the lubricating oil leaked from the joint of the bearing 3 and the screw rod 2 flows downwards and flows into the collecting box 7 positioned below, along with the increase of the lubricating oil flowing into the collecting box 7, the sliding plate 8 moves downwards to press the control button 13, the control button 13 is pressed down to control the driving motor 10 to start to rotate for half a circle, after the driving motor 10 is started, the output end of the driving motor drives the rotating rod 11 to rotate along with the rotating rod, the fixed gear 12 rotates together, the fixed gear 6 meshed with the fixed gear 12 rotates, the fixed gear 6 drives the rotating ring 4 to rotate, the rotating ring 4 and the collecting box 7 rotate for half a circle, the collecting box 7 for collecting the lubricating oil rotates to the upper side, and the lubricating oil in the collecting box 7 flows down from the oil leakage port to the position of the connecting port and the guide pipe and returns to the bearing 3 from the oil adding port for lubrication.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an oil retaining mechanism of screw compressor, includes compressor shell (1), its characterized in that, the inside of compressor shell (1) is connected with screw rod (2) through bearing (3), rotate on the inside wall of compressor shell (1) and be connected with swivel becket (4), fixedly connected with collecting box (7) on the inner wall of swivel becket (4), two collecting box (7) are about the central line symmetry setting of swivel becket (4), the outside fixed cover of bearing (3) is equipped with solid fixed ring (5), set up on solid fixed ring (5) with two corresponding connecting port (14) of collecting box (7), be located the top connecting port (14) are connected with the oil adding port department of bearing (3) through the pipe, still be provided with adjusting structure in compressor shell (1).

2. The oil blocking mechanism of a screw compressor according to claim 1, wherein the adjusting structure comprises fixed teeth (6) fixedly arranged on the inner wall of the rotating ring (4), fixed gears (12) meshed with the fixed teeth (6) are arranged at the fixed teeth (6), the fixed teeth (6) are arranged at positions close to the lower inner wall of the compressor housing (1), one end, far away from the rotating ring (4), of the fixed gears (12) is provided with a driving motor (10), the output end of the driving motor (10) is fixedly connected with a rotating rod (11), the bottom end, far away from the driving motor (10), of the rotating rod (11) is fixedly connected with the side wall of the fixed gears (12), and the driving motor (10) is connected with the lower inner wall of the compressor housing (1) through a fixed base.

3. The oil blocking mechanism of a screw compressor according to claim 2, wherein each collecting box (7) is slidably connected with a sliding plate (8), the sliding plates (8) are arranged in a sealing manner with the corresponding collecting box (7), a connecting spring (9) is fixedly connected to the bottom wall of each sliding plate (8), one end of each connecting spring (9) away from each sliding plate (8) is fixedly connected to the lower inner wall of the corresponding collecting box (7), a control button (13) is fixedly arranged on the lower inner wall of each collecting box (7), and each control button (13) is associated with a driving motor (10).

4. An oil baffle mechanism of a screw compressor according to claim 1, characterized in that the collecting tanks (7) are provided with oil leakage openings on the sides close to each other.

5. The oil retaining mechanism of a screw compressor according to claim 1, characterized in that the fixing ring (5) is arranged to wrap the side wall of the bearing (3), and that an oil retaining ring is fixedly arranged on the side wall of the fixing ring (5).

6. An oil baffle mechanism of a screw compressor according to claim 1, characterized in that the fixing ring (5) is made of hardened rubber, and the outer wall of the fixing ring (5) is tightly attached to the collecting tank (7).