CN212799809U

CN212799809U - Water outlet end main shaft supporting structure of rotary decanter

Info

Publication number: CN212799809U
Application number: CN202020706538.5U
Authority: CN
Inventors: 姚能栋; 骆志祥; 张晶晶
Original assignee: Jiangsu Gongda Environmental Protection Co ltd
Current assignee: Jiangsu Gongda Environmental Protection Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-03-26
Anticipated expiration: 2030-04-30

Abstract

The utility model belongs to the technical field of decanter, in particular to a main shaft supporting structure of a water outlet end of a rotary decanter, which comprises a base, a rotary main pipe and a fixed water outlet pipe, wherein the rotary main pipe is rotatably arranged on the base; the device also comprises a connecting bolt and a supporting roller, wherein a protruding ring with an L-shaped section is arranged at the end part of the supporting seat, and a lubricating assembly is also arranged on the protruding ring; the utility model discloses a water outlet end main shaft supporting structure is strained to rotation type, simple to operate, rotatory person in charge can drive the supporting roller rotatory when rotatory, greatly reduced rotatory person in charge and the fixed frictional force between the outlet pipe, avoid rotatory person in charge and fixed outlet pipe because of the great impaired of friction, prolonged the rotatory life who is responsible for and fixed outlet pipe, cooperate lubricated subassembly simultaneously, further reduce rotatory person in charge and fixed outlet pipe between frictional force.

Description

Water outlet end main shaft supporting structure of rotary decanter

Technical Field

The utility model belongs to the technical field of strain the hydrophone, concretely relates to water outlet end main shaft bearing structure is strained to rotation type.

Background

The decanter is also called decanter, is one of the most critical mechanical devices in SBR process, can be divided into siphon decanter, rotary decanter, self-floating decanter and mechanical decanter, and is widely applied in China mostly rotary decanter, which is a device for regularly removing clear water adopted by SBR process, has the functions of decanting the clear water from the surface of a static pool without stirring and precipitating, ensuring the quality of the discharged water, and has the advantages of small occupied area, small investment, high efficiency, good quality of the discharged water and the like; meanwhile, a plurality of SBR pools are connected, so that the sludge process can have the continuity (continuous water inflow) of the traditional sludge process and the intermittence of the typical SBR process, and is suitable for the requirements of large water quality, water quantity and change, thereby being widely applied at home and abroad.

When the original rotary decanter is used, the rotary main pipe continuously rotates in a reciprocating manner in use, so that a large sliding friction force exists between the rotary main pipe and the fixed water outlet pipe when the rotary main pipe rotates, the rotary main pipe and the fixed water outlet pipe are seriously abraded, and the service life of the rotary decanter is seriously shortened.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a water outlet end main shaft supporting structure of a rotary decanter, which has the characteristics of convenient use and long service life.

In order to achieve the above object, the utility model provides a following technical scheme: a main shaft supporting structure at the water outlet end of a rotary decanter comprises a base, a rotary main pipe and a fixed water outlet pipe, wherein the rotary main pipe is rotatably arranged on the base; the flange plate is characterized by also comprising connecting bolts and supporting rollers, wherein the end part of the supporting seat is provided with a protruding ring with an L-shaped section, and the protruding ring is fixedly connected with the flange plate by the connecting bolts; the inner side of the protruding ring is provided with a mounting cavity capable of accommodating the supporting roller after being connected with the flange plate, and the supporting roller is sleeved on the connecting bolt and is positioned in the mounting cavity; and a lubricating component is also arranged on the protruding ring.

As an optimized technical scheme of the utility model, the supporting roller is equidistant annular and is equipped with a plurality ofly.

As an optimal technical scheme of the utility model, the bearing inner wall with be equipped with two interval distribution's lubricating grease and be located respectively between the rotatory person in charge outer wall the inboard sealing rubber circle of lubricating grease.

As a preferred technical scheme of the utility model, lubricated subassembly includes rubber liquid storage ball the spread groove has been seted up to the vertical portion top surface of outstanding ring, rubber liquid storage ball sets up in this spread groove, the intercommunication has the drain pipe on the rubber liquid storage ball, just the play liquid port orientation of drain pipe the installation cavity.

As a preferred technical scheme of the utility model, the utility model further comprises an operation assembly, the operation assembly comprises an operation rod, the top end of the operation rod is fixed with a pressing sheet, and the bottom end is fixed with a pressing plate; the longitudinal section of the pressing plate is of an arc structure with an arc opening facing downwards, and the bottom surface of the pressing plate abuts against the rubber liquid storage ball.

As a preferred technical scheme of the utility model, the utility model further comprises a reset assembly, the reset assembly comprises a limit sliding vane and a reset spring, two symmetrically distributed limit sliding chutes are arranged on the side wall of the connecting groove, the outer wall of the operating rod is fixed with the limit sliding vane, and the end part of the limit sliding vane is embedded into the limit sliding chute and can move along the limit sliding chute; the limiting sliding groove is internally fixed with a guide rod which is longitudinally distributed, the limiting sliding piece is provided with a through hole for the guide rod to penetrate through, and the reset spring is sleeved on the guide rod and is positioned between the groove bottom of the limiting sliding groove and the limiting sliding piece.

As an optimal technical scheme of the utility model, still the intercommunication has the notes liquid pipe on the rubber liquid storage ball the port department of annotating the liquid pipe closes soon through the screw thread and installs sealed spiral cover.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a water outlet end main shaft supporting structure is strained to rotation type, simple to operate, rotatory person in charge can drive the supporting roller rotatory when rotatory, greatly reduced rotatory person in charge and the fixed frictional force between the outlet pipe, avoid rotatory person in charge and fixed outlet pipe because of the great impaired of friction, prolonged the rotatory life who is responsible for and fixed outlet pipe, cooperate lubricated subassembly simultaneously, further reduce rotatory person in charge and fixed outlet pipe between frictional force.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is an enlarged schematic structural view of fig. 1 at B of the present invention;

fig. 3 is a schematic sectional view taken along the direction a-a of fig. 1 according to the present invention;

FIG. 4 is a schematic side sectional view of a portion of the main rotating pipe according to the present invention;

fig. 5 is an enlarged schematic structural view of fig. 4 at C in the present invention;

fig. 6 is a schematic front structural view of the reset assembly of the present invention;

in the figure: 1. a base; 2. rotating the main pipe; 3. fixing a water outlet pipe; 4. a supporting seat; 41. a projecting ring; 5. a flange plate; 6. a connecting bolt; 7. a support roller; 8. lubricating grease; 9. sealing the rubber ring; 10. a rubber liquid storage ball; 11. a reset assembly; 12. an operating lever; 13. pressing the sheet; 14. pressing a plate; 15. a liquid outlet pipe; 16. a liquid injection pipe; 17. sealing and screwing the cover; 18. a limiting chute; 19. a limiting sliding sheet; 20. perforating; 21. a return spring; 22. a guide bar; 23. and connecting the grooves.

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.

Examples

Referring to fig. 1-6, the present invention provides the following technical solutions: a main shaft supporting structure at the water outlet end of a rotary decanter comprises a base 1, a rotary main pipe 2 and a fixed water outlet pipe 3, wherein the rotary main pipe 2 is rotatably arranged on the base 1, a flange plate 5 is fixed at the outer side surface port of the fixed water outlet pipe 3, the rotary decanter also comprises a supporting seat 4, and the fixed water outlet pipe 3 is fixed on the base 1 by the supporting seat 4; the flange plate is characterized by further comprising connecting bolts 6 and supporting rollers 7, wherein the end part of the supporting seat 4 is provided with a protruding ring 41 with an L-shaped section, and the protruding ring 41 is fixedly connected with the flange plate 5 through the connecting bolts 6; the protruding ring 41 is connected with the flange 5 to form an installation cavity capable of accommodating the supporting roller 7 at the inner side, and the supporting roller 7 is sleeved on the connecting bolt 6 and is positioned in the installation cavity; the protruding ring 41 is also provided with a lubricating component, when in use, the rotary main pipe 2 of the rotary decanter can rotate repeatedly, the fixed water outlet pipe 3 is fixed, and when the rotary main pipe 2 rotates repeatedly, the supporting roller 7 can be driven to rotate, so that the rotary main pipe 2 and the fixed water outlet pipe 3 are prevented from being damaged due to large sliding friction.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, in the present embodiment, a plurality of supporting rollers 7 are annularly arranged at equal intervals, six supporting rollers 7 are provided in the present embodiment, and the supporting rollers 7 are installed with reference to the diameter of the main rotating pipe 2, so as to ensure that the supporting rollers 7 can abut against the outer wall of the main rotating pipe 2.

Specifically, according to fig. 1 and 4, in this embodiment, two grease 8 and a sealing rubber ring 9 located inside the grease 8 are respectively disposed between the inner wall of the support seat 4 and the outer wall of the main rotating pipe 2, the grease 8 can further reduce the friction force applied to the main rotating pipe 2 during rotation, and the sealing rubber ring 9 improves the sealing performance of the main rotating pipe 2 to prevent leakage.

Specifically, according to fig. 4 and 5, in this embodiment, the lubricating component includes a rubber liquid storage ball 10, a connecting groove 23 is formed in the top surface of the vertical portion of the protruding ring 41, the rubber liquid storage ball 10 is disposed in the connecting groove 23, the rubber liquid storage ball 10 is communicated with a liquid outlet pipe 15, a liquid outlet port of the liquid outlet pipe 15 faces the mounting cavity, when the supporting roller 7 needs to be lubricated, lubricating liquid in the rubber liquid storage ball 10 is squeezed out, and enters the mounting cavity through the liquid outlet pipe 15, so that the supporting roller 7 is lubricated.

Specifically, as shown in fig. 4 and 5, the present embodiment further includes an operation assembly, the operation assembly includes an operation rod 12, a pressing piece 13 is fixed at the top end of the operation rod 12, and a pressing plate 14 is fixed at the bottom end of the operation rod; the longitudinal section of the pressing plate 14 is of an arc structure with an arc opening facing downwards, the bottom surface of the pressing plate 14 abuts against the rubber liquid storage ball 10, when the supporting roller 7 needs to be lubricated, the pressing sheet 13 is pressed downwards, the operating rod 12 is pressed by the pressing sheet 13, the operating rod 12 drives the pressing plate 14 to extrude the rubber liquid storage ball 10, and lubricating liquid in the rubber liquid storage ball 10 is extruded.

Specifically, as shown in fig. 4, 5 and 6, in this embodiment, the present invention further includes a reset assembly 11, the reset assembly 11 includes a limiting sliding vane 19 and a reset spring 21, two limiting sliding chutes 18 symmetrically distributed are formed on a side wall of the connecting groove 23, the limiting sliding vane 19 is fixed on an outer wall of the operating rod 12, and an end portion of the limiting sliding vane 19 is embedded in the limiting sliding chute 18 and can move along the limiting sliding chute 18; a guide rod 22 which is longitudinally distributed is fixed in the limiting sliding groove 18, a through hole 20 which is used for the guide rod 22 to penetrate through is formed in the limiting sliding piece 19, a return spring 21 is sleeved on the guide rod 22 and is positioned between the groove bottom of the limiting sliding groove 18 and the limiting sliding piece 19, after the pressing piece 13 is pressed down to drive the operating rod 12 to move, the limiting sliding piece 19 moves along the limiting sliding groove 18 and compresses the return spring 21, and after the pressing piece 13 is loosened, the pressing piece 13 resets under the action of the return spring 21.

Specifically, according to fig. 4 and 5, in this embodiment, the rubber liquid storage ball 10 is further communicated with a liquid injection pipe 16, a sealing screw cap 17 is screwed on the port of the liquid injection pipe 16 through threads, and the sealing screw cap 17 is screwed off to facilitate the replenishment of the lubricating liquid to the rubber liquid storage ball 10.

The utility model discloses a theory of operation and use flow: the utility model discloses a water outlet end main shaft supporting structure of a rotary decanter, when in use, a rotary main pipe 2 of the rotary decanter can rotate repeatedly, a fixed water outlet pipe 3 is fixed, and when the rotary main pipe 2 can rotate repeatedly, a supporting roller 7 can be driven to rotate, thereby avoiding the damage caused by the larger sliding friction between the rotary main pipe 2 and the fixed water outlet pipe 3;

screwing off the sealing screw cap 17, replenishing a proper amount of lubricating liquid to the rubber liquid storage ball 10, when the supporting roller 7 needs to be lubricated, pressing the pressing sheet 13 downwards, pressing the operating rod 12 by using the pressing sheet 13, driving the pressing plate 14 to extrude the rubber liquid storage ball 10 by the operating rod 12, extruding the lubricating liquid in the rubber liquid storage ball 10, simultaneously, after the pressing sheet 13 is pressed to drive the operating rod 12 to move, the limiting sliding sheet 19 moves along the limiting sliding groove 18, and compressing the reset spring 21, after the pressing sheet 13 is loosened, under the action of the reset spring 21, the pressing sheet 13 resets, the operation is very convenient and labor-saving.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a water outlet end main shaft supporting structure is strained to rotation type, includes base (1), rotatory person in charge (2) and fixed outlet pipe (3), rotatory person in charge (2) rotate to be installed on base (1), the lateral surface port department of fixed outlet pipe (3) is fixed with ring flange (5), its characterized in that: the water outlet pipe fixing device is characterized by further comprising a supporting seat (4), wherein the fixed water outlet pipe (3) is fixed on the base (1) through the supporting seat (4); the device is characterized by also comprising connecting bolts (6) and supporting rollers (7), wherein the end part of the supporting seat (4) is provided with a protruding ring (41) with an L-shaped section, and the protruding ring (41) is fixedly connected with the flange plate (5) by the connecting bolts (6); the protruding ring (41) is connected with the flange plate (5) to form an installation cavity capable of accommodating the supporting roller (7) on the inner side, and the supporting roller (7) is sleeved on the connecting bolt (6) and is positioned in the installation cavity; the protruding ring (41) is also provided with a lubricating component.

2. The main shaft supporting structure of the water outlet end of the rotary decanter as claimed in claim 1, wherein: the supporting rollers (7) are annularly arranged at equal intervals.

3. The main shaft supporting structure of the water outlet end of the rotary decanter as claimed in claim 1, wherein: two lubricating greases (8) distributed at intervals and sealing rubber rings (9) positioned on the inner sides of the lubricating greases (8) are respectively arranged between the inner wall of the supporting seat (4) and the outer wall of the rotating main pipe (2).

4. The main shaft supporting structure of the water outlet end of the rotary decanter as claimed in claim 1, wherein: lubricating element includes rubber liquid storage ball (10) protruding ring (41) vertical portion top surface has seted up spread groove (23), rubber liquid storage ball (10) set up in this spread groove (23), the intercommunication has drain pipe (15) on rubber liquid storage ball (10), just the play liquid port orientation of drain pipe (15) the installation cavity.

5. The water outlet end spindle support structure of a rotary decanter of claim 4, further comprising: the device also comprises an operation assembly, wherein the operation assembly comprises an operation rod (12), a pressing sheet (13) is fixed at the top end of the operation rod (12), and a pressing plate (14) is fixed at the bottom end of the operation rod; the longitudinal section of the pressing plate (14) is of an arc structure with an arc opening facing downwards, and the bottom surface of the pressing plate (14) abuts against the rubber liquid storage ball (10).

6. The main shaft supporting structure of the water outlet end of the rotary decanter as claimed in claim 5, wherein: the reset device is characterized by further comprising a reset assembly (11), wherein the reset assembly (11) comprises a limiting sliding piece (19) and a reset spring (21), two limiting sliding grooves (18) which are symmetrically distributed are formed in the side wall of the connecting groove (23), the limiting sliding piece (19) is fixed on the outer wall of the operating rod (12), and the end part of the limiting sliding piece (19) is embedded into the limiting sliding groove (18) and can move along the limiting sliding groove (18); spacing spout (18) internal fixation has one along longitudinal distribution's guide bar (22), just set up the confession on spacing gleitbretter (19) perforation (20) that guide bar (22) run through, reset spring (21) cover is established on guide bar (22) and is in between the tank bottom of spacing spout (18) and spacing gleitbretter (19).

7. The main shaft supporting structure of the water outlet end of the rotary decanter as claimed in claim 5, wherein: the rubber liquid storage ball (10) is also communicated with a liquid injection pipe (16), and a sealing rotary cover (17) is screwed at the port of the liquid injection pipe (16) through threads.