CN219263483U - Rotary joint for floating dock pump station - Google Patents

Abstract

The utility model provides a rotary joint for a floating dock pump station, which comprises a rotary body a, wherein a bearing is arranged in a side bearing chamber of the rotary body a, a rotary body b is sleeved on the outer side of the rotary body a, a bearing retainer ring corresponding to the bearing is arranged on the inner side wall of the side surface of the rotary body b, a bearing gland is arranged on the outer side of the bearing corresponding to the rotary body a, a corresponding straight-through type pressing oil cup is arranged on the surface of the bearing gland, a plurality of hexagon head bolts are arranged on the surface of the bearing gland in a circumferential arrangement manner, and flat washers are correspondingly arranged on the inner walls of the hexagon head bolts. According to the rotary joint for the floating dock pump station, through the design of the intermediate bearings of the rotary body a and the rotary body b and the cooperation of the bearing retainer ring and the bearing gland on the outer surface, the problem of connection of a fixed pipeline and a movable pipeline is solved, the rotary joint has a large rotation angle, can bear loads in different directions, and ensures reliable connection of the rotary pipeline.

Description

Rotary joint for floating dock pump station

Technical Field

The utility model relates to the technical field of rotary joints, in particular to a rotary joint for a floating dock pump station.

Background

The water drawing floating dock pump station is a novel water supply pump station formed by organically combining a pump and a floating dock technology, is widely applicable to water drawing of rivers, lakes and reservoirs with large water level fluctuation slope amplitude and irregular fluctuation frequency change, is non-standard carrier equipment, can be specially designed and manufactured according to different working condition requirements, has the advantages of no complex underwater engineering and a small amount of earth and stone engineering construction, is simple in construction, short in construction period, low in capital construction cost, convenient to manage and maintain and the like, and is widely applied to the fields of farm irrigation, industrial water supply, large and small-scale domestic water supply and the like.

The rotating mechanism of the traditional floating dock pump station is characterized in that the rotating bracket and the rotating joint are separately designed into two parts, the floating dock pump station is not afraid of interference of wind, frost, rain and fog, the device is free from short-range control, guarantees all-weather normal water drawing, is not limited by any working condition, is not limited by any topography and natural condition, and can be suitable for building the floating dock pump station under any working condition and topography condition in which a fixed pump station cannot be built, and has the advantages of convenience and rapidness in installation.

However, the conventional joint scheme for connecting the rotating pipelines of the floating dock pump station has the defects of small rotation angle, limited bearing load, incapability of moving in rotation and the like due to the fact that a spherical rotating joint and a cylindrical rotating joint are adopted in a common method, so that the rotating joint for the floating dock pump station is needed to solve the technical problems.

Disclosure of Invention

The utility model provides a rotary joint for a floating dock pump station, which solves the problems that the conventional joint scheme for connecting rotary pipelines of the floating dock pump station is provided with a spherical rotary joint and a cylindrical rotary joint, and the conventional method has the defects of small rotation angle, limited bearing load, incapability of rotating and the like.

In order to solve the technical problems, the utility model provides a rotary joint for a floating dock pump station, which comprises the following components: a rotating body a;

the bearing is arranged in a side bearing chamber of the rotating body a, the outer side of the rotating body a is sleeved with a rotating body b, and a bearing retainer ring corresponding to the bearing is arranged on the side inner wall of the rotating body b;

the bearing cover is arranged on the outer side of the bearing corresponding to the rotating body a, and a corresponding through type pressing oil cup is arranged on the surface of the bearing cover.

The material of the rotator a, the rotator b, the bearing retainer ring and the bearing gland is 06Cr19Ni10, round openings corresponding to the bearing retainer ring and the bearing gland are arranged on the contact surfaces of the rotator a, the bearing retainer ring and the bearing gland, the whole is 12, the straight-through type pressing oil cup is the existing straight-through type pressing oil cup, the principle is that the straight-through type pressing oil cup enters a groove of a copper sleeve in a cylinder seat for lubrication, after lubricating oil in a bearing box body is damaged due to various reasons, the oil level in the bearing box body is reduced, the oil level at the inclined surface of the constant-position oil cup is reduced below a working oil level point due to the communicating vessel principle, so that the pressure balance of the oil in the oil cup is damaged constantly, the lubricating oil flows out of the constant-position oil cup and enters the bearing box body, and external air enters the constant-position oil cup through the upper end of the inclined surface under the action of atmospheric pressure until the oil level is restored to a working oil level.

Preferably, the surface of the bearing gland is provided with a plurality of hexagon bolts in a circumferential arrangement, and the inner walls of the hexagon bolts are respectively provided with a flat gasket correspondingly.

The flat washer corresponds to the hexagon head bolts, and is used for tightening the fixing structure, and 12 flat washers are arranged in total.

Compared with the related art, the rotary joint for the floating dock pump station provided by the utility model has the following advantages that

The beneficial effects are that:

the utility model provides a rotary joint for a floating dock pump station, which solves the problem of connection between a fixed pipeline and a movable pipeline by matching a bearing retainer ring and a bearing gland on the outer surface through the design of a middle bearing of a rotary body a and a rotary body b, has a large rotation angle, can bear loads in different directions and ensures reliable connection of the rotary pipeline.

Drawings

FIG. 1 is a schematic view of a first embodiment of a rotary joint for a floating dock pump station according to the present utility model;

FIG. 2 is a cross-sectional view of a swivel joint for a floating dock pump station provided by the utility model;

FIG. 3 is a front view of a swivel joint for a floating dock pump station provided by the utility model;

fig. 4 is a schematic structural view of a second embodiment of a rotary joint for a floating dock pump station according to the present utility model.

Reference numerals in the drawings: 1. the device comprises a bearing, 2, a rotating body a,3, a bearing retainer ring, 4, a rotating body b,5, a bearing gland, 6, a hexagon head bolt, 7, a plain washer, 8, a straight-through pressing oil cup, 9, a reinforcing sleeve shell, 10, a semicircular sleeve frame, 11, an embedded sealing washer, 12, a rubber sleeve, 13, a tightening bolt, 14 and a nut sleeve cap.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

First embodiment

Referring to fig. 1, fig. 2, and fig. 3 in combination, fig. 1 is a schematic structural diagram of a first embodiment of a rotary joint for a floating dock pump station according to the present utility model; FIG. 2 is a cross-sectional view of a swivel joint for a floating dock pump station provided by the utility model; fig. 3 is a front view of a rotary joint for a floating dock pump station. A swivel joint for a floating dock pump station comprising: a rotating body a2;

the bearing 1 is arranged in a side bearing chamber of the rotating body a2, the rotating body b4 is sleeved outside the rotating body a2, and a bearing retainer ring 3 corresponding to the bearing 1 is arranged on the side inner wall of the rotating body b 4;

wherein, the outside of the bearing 1 is provided with a bearing gland 5 corresponding to the rotating body a2, and the surface of the bearing gland 5 is provided with a corresponding through type pressing oil cup 8.

The materials of the rotating body a2, the rotating body b4, the bearing retainer ring 3 and the bearing gland 5 are 06Cr19Ni10, round openings corresponding to the bearing retainer ring 3 and the bearing gland 5 are arranged on the contact surfaces of the rotating body a2, the rotating body b4 and the bearing retainer ring 3, the bearing gland 5, the whole is 12, the straight-through type pressing oil cup 8 is the existing straight-through type pressing oil cup, the principle is that the oil cup enters a groove of a copper sleeve in a cylinder seat for lubrication, after lubricating oil in a bearing box is damaged due to various reasons, the oil level in the bearing box is reduced, the oil level at the inclined surface of the constant-level oil cup is reduced below a working oil level point due to the communicating vessel principle, so that the pressure balance of the oil in the oil cup is damaged, the lubricating oil flows out of the constant-level oil cup and enters the bearing box body, and external gas enters the constant-level oil cup through the upper end of the inclined surface under the atmospheric pressure until the oil level returns to a working oil level.

The surface of the bearing gland 5 is provided with a plurality of hexagon head bolts 6 in a circumferential arrangement, and the inner walls of the hexagon head bolts 6 are respectively provided with a flat washer 7 correspondingly.

The flat washers 7 correspond to the hexagon head bolts 6, and are provided 12 in total for tightening the fixing structure.

The utility model provides a rotary joint for a floating dock pump station, which has the following working principle: when the rotary joint is used, the rotary joint structure is shown in the drawing, the rotary joint is divided into a left rotary body and a right rotary body, a bearing chamber is arranged for the rotary body a2 and the rotary body b4, the bearing chamber is used for installing a standard bearing 1, different bearings 1 can be configured according to different loads, different supporting devices can be designed outside the bearing chamber and used for installing a horizontal or vertical support, the rotary body b4 penetrates through the bearing 1 to be in interference fit or excessive fit, the rotary body b4 rotates together with an inner ring of the bearing to realize the purpose of rotating a right pipeline, a bearing pressure 5 is arranged at the right end and used for fixing the axial movement of the bearing 1, and a straight-through type pressing oil cup 8 is arranged on the pressure cover, so that the rotary joint is convenient to maintain.

Compared with the related art, the rotary joint for the floating dock pump station provided by the utility model has the following advantages that

The beneficial effects are that:

through the design of the intermediate bearing of the rotating body a and the rotating body b, the connection problem of the fixed pipeline and the movable pipeline is solved by matching the bearing retainer ring and the bearing gland on the outer surface, and the rotary pipeline has large rotation angle, can bear loads in different directions and ensures the reliable connection of the rotary pipeline.

Second embodiment

Referring to fig. 4, fig. 4 is a schematic structural diagram of a second embodiment of a rotary joint for a floating dock pump station according to the present utility model. Based on the rotary joint for the floating dock pump station provided by the first embodiment of the application, the second embodiment of the application provides another rotary joint for the floating dock pump station. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides a rotary joint for a floating dock pump station, which is different in that a rotary joint for a floating dock pump station, and the upper side and the lower side of the outer surface of the rotating body a2 and the outer surface of the rotating body b4 are sleeved with a reinforcing sleeve shell 9.

The left and right sides of the reinforcement casing 9 are respectively provided with a semicircular sleeve frame 10 corresponding to the rotator a2 and the rotator b4, and the inner walls of the semicircular sleeve frames 10 are respectively connected with an embedded sealing gasket 11.

Corresponding rubber sleeves 12 are arranged at four corner positions of the surface of the reinforcing sleeve shell 9, corresponding tightening bolts 13 are arranged on the outer sides of the rubber sleeves 12, and nut caps 14 are correspondingly arranged on the outer sides of the tightening bolts 13.

Working principle: in the use and installation process, can put on the reinforcement cover shell 9 as required, utilize semicircle cover frame 10 and embedded sealing washer 11 further improve the stability of the both sides of device, through tightening up bolt 13 control, convenient dismantlement installation.

The beneficial effects are that: the reinforcing sleeve shell 9 can be sleeved according to the requirement, the semicircular sleeve frame 10 and the embedded sealing gasket 11 are utilized to further improve the stability of the two sides of the device, and the device is controlled by tightening the bolts 13, so that the device is convenient to detach and install.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (2)

1. A swivel joint for a floating dock pump station, comprising: a rotating body a;

the bearing is arranged in a side bearing chamber of the rotating body a, the outer side of the rotating body a is sleeved with a rotating body b, and a bearing retainer ring corresponding to the bearing is arranged on the side inner wall of the rotating body b;

the bearing cover is arranged on the outer side of the bearing corresponding to the rotating body a, and a corresponding through type pressing oil cup is arranged on the surface of the bearing cover.

2. The rotary joint for a floating dock pump station according to claim 1, wherein a plurality of hexagon bolts are arranged on the surface of the bearing gland in a circumferential arrangement, and flat washers are correspondingly arranged on the inner walls of the hexagon bolts.

Images