CN213088482U

CN213088482U - Hollow combined shaft system

Info

Publication number: CN213088482U
Application number: CN202022083878.XU
Authority: CN
Inventors: 左超; 王志玺; 马双华
Original assignee: Anyang Jinhua Intermediate Water Treatment Equipment Co ltd
Current assignee: Anyang Jinhua Intermediate Water Treatment Equipment Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-30
Anticipated expiration: 2030-09-22

Abstract

The utility model relates to a cavity combination shaft system, including the quill shaft, the spindle nose, sprocket and play water shaft, the quill shaft is inside cavity, the open positive N prism structure in both ends, the medial surface of quill shaft is provided with a plurality of interior welts, a plurality of interior welts and a N side one-to-ones of quill shaft, interior welt corresponds the quill shaft and has seted up a plurality of square mounting holes along quill shaft side equidistance, the inside guide plate that is provided with of square mounting hole, be provided with the support between the interior welt, fixedly connected with blind plate between quill shaft and the spindle nose, quill shaft other end fixedly connected with goes out the water shrouding, the quill shaft through going out the water shrouding in proper order with sprocket and play water shaft fixed connection, the spindle nose. The utility model discloses be provided with interior welt and the support that is used for increasing quill shaft intensity to and be used for slowing down the guide plate that the income water strikes, when improving quill shaft intensity, strengthened the cooperation degree between quill shaft and filter assembly, thereby prolonged the life of quill shaft.

Description

Hollow combined shaft system

Technical Field

The utility model relates to a sewage treatment field, concretely relates to cavity combination axle system.

Background

The hollow shaft of the filter cloth rotary disc filter is mostly made of iron or PVC materials, and the hollow shaft made of the materials has the problems of insufficient hardness and limited length, and is easy to damage during operation. When stainless steel is used for replacing iron or PVC materials, the large-diameter circular steel tube is easy to deform in the machining process, so that the finished product cost is high, and the machining period is long.

In order to solve the above problems, the conventional method is to change the original circular steel tube into a regular N-prism structure, so as to reduce the production cost, for example, a hollow combined shaft system disclosed in patent document CN201651013U entitled "hollow combined shaft" adopts a regular N-prism structure, and at the same time, a reinforcing plate is annularly arranged inside the hollow shaft to increase the strength of the hollow shaft. When the hollow shaft is used, the reinforcing plate occupies the inner space of the hollow shaft, when filtered water enters the hollow shaft, the reinforcing plate increases water flow resistance, the water flow is limited, and inertia of the water flow generates impact on the reinforcing plate and the hollow shaft when the water flow rotates.

Disclosure of Invention

The utility model discloses a solve the problem that damage easily appears in filter cloth rotary table filter quill shaft when the operation, provide cavity combination axle system, be provided with interior welt and the support that is used for increasing quill shaft intensity to and be used for slowing down the guide plate that enters water and assaults, when improving quill shaft intensity, strengthened the cooperation degree between quill shaft and filter assembly, thereby prolonged the life of quill shaft.

In order to realize the purpose, the technical scheme of the utility model is that:

the hollow combined shaft system comprises a hollow shaft, a shaft head, a chain wheel and a water outlet shaft, wherein the hollow shaft is of a hollow regular N-prism structure with two open ends, N is more than or equal to 5 and less than or equal to 8, a plurality of inner lining plates are arranged on the inner side surface of the hollow shaft and correspond to N side surfaces of the hollow shaft one by one, the inner lining plates are square plate bodies, a plurality of square mounting holes are formed in the inner lining plates corresponding to the hollow shaft along the side surfaces of the hollow shaft at equal intervals, a guide plate is arranged in each square mounting hole, a support is arranged between the inner lining plates, a blind plate is fixedly connected between the hollow shaft and the shaft head, the other end of the hollow shaft is fixedly connected with the water outlet sealing plate, the hollow shaft is fixedly connected with the chain wheel and the water outlet shaft sequentially through the.

Furthermore, the guide plate is a square plate body, a water inlet hole is formed in the guide plate, the water inlet hole is of a quadrangular frustum pyramid structure, the area of the upper end of the quadrangular frustum pyramid structure is smaller than that of the lower end of the quadrangular frustum pyramid structure, the guide plate is connected with the inner lining plate corresponding to the mounting hole, the guide plate and the inner lining plate are of an integrated structure, and the inner lining plate and the hollow shaft are fixed through bolts.

Further, the support is arranged inside the hollow shaft and comprises a supporting portion and a filling portion, the supporting portion is a combination of N strip-shaped plate bodies arranged along the axis of the hollow shaft in an annular array mode, N is not less than 5 and not more than 8, the filling portion is of a strip-shaped triangular prism structure, two side faces of the filling portion are respectively in contact with the inner lining plate, the filling portion and the inner lining plate are fixed in an extrusion mode, one end of the filling portion is connected with the supporting portion, and the filling portion and the supporting portion are of an integrated structure.

Furthermore, the blind plate is a regular N prism-shaped plate body corresponding to the hollow shaft, the blind plate is arranged on one side of the supporting portion, the blind plate is clamped and fixed with the supporting portion and the hollow shaft through bolts, one side of the blind plate is placed in the hollow shaft, and the other side of the blind plate is fixedly connected with the shaft head.

Furthermore, the water outlet sealing plate is a regular N-prism-shaped plate body corresponding to the hollow shaft, a circular through hole is formed in the middle of the water outlet sealing plate, the water outlet sealing plate is connected with the water outlet shaft through a flange plate, the water outlet shaft is of a circular cylindrical structure, and the outer annular surface of the water outlet shaft is fixedly connected with the inner annular surface of the chain wheel.

Further, the hollow shaft is a regular N prism made of stainless steel.

Through the technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses be provided with the quill shaft, the quill shaft is inside cavity, the open positive N prism structure in both ends, and the medial surface of quill shaft is provided with a plurality of interior welts, and is a plurality of interior welt and a N side one-to-one of quill shaft, interior welt are square plate body, and are a plurality of be provided with the support between the interior welt.

During operation, the inner lining plate and the support are matched to form a regular N-prism frame structure to support each stress surface of the hollow shaft, the inner lining plate is attached to the hollow shaft, and water flow enters the hollow shaft and then rotates along the surface of the inner lining plate to avoid blocking the water flow, so that the impact of the water flow on the inner side surface of the hollow shaft during rotation is relieved.

2. In the utility model, a plurality of square mounting holes are equidistantly arranged along the side surface of the hollow shaft corresponding to the hollow shaft of the lining plate, and a guide plate is arranged in each square mounting hole; the delivery port of filter assembly is put into to the guide plate, and the guide plate plays the effect that slows down rivers impact, avoids filter assembly and cavity axle mouth to fixed phenomenon that appears leaking to the mouth simultaneously.

Drawings

FIG. 1 is one of the schematic structural views of a hollow composite shaft system.

FIG. 2 is a second schematic structural view of the hollow combined shaft system.

Fig. 3 is a third schematic structural view of the hollow combined shaft system.

FIG. 4 is a cross-sectional view of the structure of the central shaft, inner liner, baffle, and support of the hollow composite shaft system.

FIG. 5 is a schematic view of a baffle and inner liner structure of a hollow composite shaft system.

Fig. 6 is a schematic view of a support structure of the hollow combined shaft system.

The reference numbers in the drawings are as follows: the water-saving device comprises an inner lining plate 1, a hollow shaft 2, a water inlet hole 3, a guide plate 4, a shaft sleeve 5, a water outlet sealing plate 6, a chain wheel 7, a water outlet shaft 8, a support 9, a supporting part 901, a filling part 902 and a blind plate 10.

In a particular embodiment, the method comprises the following steps,

the invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1 to 6, the hollow combined shaft system comprises a hollow shaft 2, a shaft head 5, a sprocket 7 and a water outlet shaft 8, wherein the hollow shaft 2 is a hollow regular N-prism structure with two open ends, N is not less than 5 and not more than 8, a plurality of inner lining plates 1 are arranged on the inner side surface of the hollow shaft 2, the inner lining plates 1 are in one-to-one correspondence with N side surfaces of the hollow shaft 2, the inner lining plates 1 are square plates, the inner lining plates 1 are provided with a plurality of square mounting holes along the side surface of the hollow shaft 2 corresponding to the hollow shaft 2, a guide plate 4 is arranged inside the square mounting holes, a bracket 9 is arranged between the inner lining plates 1, a blind plate 10 is fixedly connected between the hollow shaft 2 and the shaft head 5, the other end of the hollow shaft 2 is fixedly connected with the water outlet sealing plate 6, the hollow shaft 2 is fixedly connected with the sprocket 7 and, The axes of the water outlet shafts 8 are positioned on the same straight line.

In order to slow down the water inflow and strike, as shown in fig. 5, the guide plate 4 is a square plate body, the water inlet hole 3 has been seted up to the guide plate 4 inside, the water inlet hole 3 is the rectangular terrace structure that the upper end area is less than the lower extreme area, the guide plate 4 corresponds the mounting hole and is connected with interior welt 1, and guide plate 4 and interior welt 1 be the integral structure, interior welt 1 passes through the bolt fastening with quill shaft 2.

In order to enhance the supporting effect of the lining plate 1, as shown in fig. 6, the support 9 is disposed inside the hollow shaft 2, the support 9 includes a support portion 901 and a filling portion 902, the support portion 901 is a combination of N strip-shaped plates annularly arrayed along the axis of the hollow shaft 2, and N is greater than or equal to 5 and less than or equal to 8, the filling portion 902 is an elongated triangular prism structure, two side surfaces of the filling portion 902 respectively contact the lining plate 1, the filling portion 902 is fixed to the lining plate 1 by pressing, one end of the filling portion 902 is connected to the support portion 901, and the filling portion 902 and the support portion 901 are an integrated structure.

In order to optimize the product structure and prevent the filtered water from flowing out, the blind plate 10 is a regular N prism-shaped plate body corresponding to the hollow shaft 2, the blind plate 10 is arranged on one side of the supporting part 901, the blind plate 10 is clamped and fixed with the supporting part 901 and the hollow shaft 2 through bolts, one side of the blind plate 10 is placed inside the hollow shaft 2, and the other side of the blind plate is fixedly connected with the shaft head 5.

In order to optimize the product structure, the water outlet sealing plate 6 is a regular N-prism-shaped plate body corresponding to the hollow shaft 2, a circular through hole is formed in the middle of the water outlet sealing plate 6, the water outlet sealing plate 6 is connected with the water outlet shaft 8 through a flange plate, the water outlet shaft 8 is of a circular cylindrical structure, and the outer annular surface of the water outlet shaft 8 is fixedly connected with the inner annular surface of the chain wheel 7.

In order to further optimize the product structure, the hollow shaft 2 is a regular N-prism made of stainless steel.

In this embodiment, N is 6, the corresponding hollow shaft 2 is a regular hexagonal prism structure, the number of the inner lining plates 1 is 6, the number of the strip plates of the support portion 901 is 6, the number of the filling portions 902 is 6, the blind plate 10 is a regular hexagonal prism structure, and the water outlet sealing plate 6 is a regular hexagonal prism structure.

In the embodiment, during operation, the filtering component is fixed with the hollow shaft 2 through the guide plate 4 in a contrasting manner, the chain wheel 7 is connected with a motor, and the water outlet shaft 8 is connected with a water outlet pipeline through a bearing;

when the effluent water sump is full of sewage, the motor drives sprocket 7 and rotates, quill shaft 2 rotates along with the motor, quill shaft 2 drives the filter assembly rotation this moment, the filter assembly absorbs water, the drainage operation, the drainage gets into quill shaft 2 by guide plate 4, because the inlet opening 3 of seting up on guide plate 4 is the square terrace structure that the upper end area is less than the lower extreme area, the contact surface of rivers enlarges gradually, thereby slow down water pressure and cause great impact to quill shaft 2, rivers get into quill shaft 2, it is rotatory along with quill shaft 2, interior welt 1 avoids rivers to cause direct impact to quill shaft 2, thereby alleviate the inertial impact of rivers, at last rivers are rotatory to flow out through going out water shrouding 6 and play water shaft 8.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims

1. The hollow combined shaft system comprises a hollow shaft (2), a shaft head (5), a chain wheel (7) and a water outlet shaft (8), and is characterized in that the hollow shaft (2) is of a regular N-prism structure with a hollow interior and two open ends, N is not less than 5 and not more than 8, the inner side surface of the hollow shaft (2) is provided with a plurality of inner lining plates (1), the inner lining plates (1) are in one-to-one correspondence with N side surfaces of the hollow shaft (2), the inner lining plates (1) are square plate bodies, a plurality of square mounting holes are formed in the inner lining plates (1) at equal intervals along the side surfaces of the hollow shaft (2) corresponding to the hollow shaft (2), a guide plate (4) is arranged inside each square mounting hole, a support (9) is arranged among the plurality of inner lining plates (1), a blind plate (10) is fixedly connected between the hollow shaft (2) and the shaft head (5), and, the hollow shaft (2) is fixedly connected with the chain wheel (7) and the water outlet shaft (8) in sequence through the water outlet sealing plate (6), and the axes of the shaft head (5), the hollow shaft (2) and the water outlet shaft (8) are positioned on the same straight line.

2. The hollow combined shaft system as claimed in claim 1, wherein the guide plate (4) is a square plate, the guide plate (4) has water inlet holes (3) formed therein, the water inlet holes (3) are of a rectangular frustum structure with an upper end area smaller than a lower end area, the guide plate (4) is connected with the inner lining plate (1) corresponding to the mounting holes, the guide plate (4) and the inner lining plate (1) are of an integrated structure, and the inner lining plate (1) and the hollow shaft (2) are fixed by bolts.

3. The hollow combined shaft system as claimed in claim 1, wherein the support (9) is disposed inside the hollow shaft (2), the support (9) comprises a support portion (901) and a filling portion (902), the support portion (901) is an assembly of N elongated plates in an annular array along the axis of the hollow shaft (2), N is greater than or equal to 5 and less than or equal to 8, the filling portion (902) is an elongated triangular prism structure, two side surfaces of the filling portion (902) respectively contact with the lining plate (1), the filling portion (902) is fixed to the lining plate (1) in a pressing manner, one end of the filling portion (902) is connected to the support portion (901), and the filling portion (902) and the support portion (901) are of an integrated structure.

4. The hollow combined shaft system according to claim 3, wherein the blind plate (10) is a regular N-prism-shaped plate body corresponding to the hollow shaft (2), the blind plate (10) is arranged on one side of the supporting portion (901), the blind plate (10) is clamped and fixed with the supporting portion (901) and the hollow shaft (2) through bolts, one side of the blind plate (10) is placed in the hollow shaft (2), and the other side of the blind plate is fixedly connected with the shaft head (5).

5. The hollow combined shaft system as claimed in claim 1, wherein the water outlet sealing plate (6) is a regular N-prism shaped plate corresponding to the hollow shaft (2), a circular through hole is formed in the middle of the water outlet sealing plate (6), the water outlet sealing plate (6) is connected with the water outlet shaft (8) through a flange, the water outlet shaft (8) is in a circular cylindrical structure, and the outer annular surface of the water outlet shaft (8) is fixedly connected with the inner annular surface of the chain wheel (7).

6. The hollow composite shaft system according to claim 1, wherein the hollow shaft (2) is a regular N-prism made of stainless steel.