CN212617052U

CN212617052U - Speed balancing mechanism of pipeline internal detection device

Info

Publication number: CN212617052U
Application number: CN202021503192.5U
Authority: CN
Inventors: 杨玉
Original assignee: Dazhou Detec Testing Equipment Co ltd
Current assignee: Dazhou Detec Testing Equipment Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-02-26
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses an inside detection device's of pipeline speed balance mechanism, including barrel, fixed mounting fixed plate in the barrel, rotatably set up in the rotor plate of fixed plate one side and connect the interior barrel on fixed plate opposite side terminal surface, rotor plate central authorities are provided with an axis of rotation, install a motor in the interior barrel, the output shaft and the rotation axis connection of this motor for it is rotatory that the drive axis of rotation drives the rotor plate, the setting is pressed close to with the rotor plate to the fixed plate, and it has two at least first through-holes to open along circumference interval on this fixed plate, it has two at least second through-holes that correspond with first through-hole to open on the rotor plate, when first through-hole and second through-hole are complete when overlapping, the discharge is the biggest, when first through-hole and second through-hole are complete when not overlapping, the discharge is zero. The utility model discloses guaranteed axis of rotation pivoted stability and smoothness nature, further improved the sensitivity to equipment speed control to improve the accuracy of detecting data.

Description

Speed balancing mechanism of pipeline internal detection device

Technical Field

The utility model relates to an inside detection device's of pipeline speed balance mechanism belongs to the pipe-line equipment technical field.

Background

The pipeline is the important facility of transportation liquid and gas, by the wide application in feedwater, drainage, heat supply, supply gas, long distance transport oil and natural gas, agricultural irrigation, among hydraulic engineering and various industrial installation, the pipeline produces damage deformation of different degree after long-time the use easily, lead to the efficiency of oil gas transportation to reduce, produce in the transportation and reveal and lead to the loss increase, also caused serious potential safety hazard simultaneously, consequently necessary to carry out periodic detection to the pipeline, guarantee the intact and peripheral safety of pipeline, reduce pipeline operation management risk, reduce the emergence of operation production accident.

The detector in the pipeline only depends on the action of the power leather cup to move along with the medium, so that the optimal detection speed is difficult to ensure, when the running speed of the detector in the pipeline is too high, the pipeline cleaning is incomplete, the detection data of part of the pipeline section is easy to lose, the impact force of the detector in the pipeline is large, and the leather cup is seriously worn; when the detector in the pipeline runs too slowly, the pipeline cleaning operation and the detection efficiency are low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an inside detection device's of pipeline speed balance mechanism, this inside detection device's of pipeline speed balance mechanism have guaranteed axis of rotation pivoted stability and smoothness nature, further improve the sensitivity to equipment speed control to improve the accuracy that detects data.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a speed balancing mechanism of a pipeline internal detection device comprises a cylinder body, a fixed plate fixedly arranged in the cylinder body, a rotating plate rotatably arranged on one side of the fixed plate and an inner cylinder body connected to the end face of the other side of the fixed plate, wherein the circumferential end face of the fixed plate is in contact connection with the inner wall of the cylinder body;

the inner cylinder is internally provided with a motor, an output shaft of the motor is connected with the rotating shaft and is used for driving the rotating shaft to drive the rotating plate to rotate, the rotating shaft is sleeved with at least two bearings at intervals, and the inner ring and the outer ring of each bearing are respectively and relatively fixed with the outer surface of the rotating shaft and the inner surface of the inner cylinder;

the fixed plate and the rotating plate are arranged in a close manner, at least two first through holes are formed in the fixed plate at intervals along the circumferential direction, at least two second through holes corresponding to the first through holes are formed in the rotating plate, when the first through holes and the second through holes are completely overlapped, the drainage quantity is maximum, and when the first through holes and the second through holes are not completely overlapped, the drainage quantity is zero.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the bearing is a tapered roller bearing.

2. In the scheme, the inner wall of the inner cylinder between the adjacent bearings is provided with a clamping block which protrudes inwards along the radial direction.

3. In the scheme, two round nuts are overlapped and sleeved on one end, back to the rotating plate, of the rotating shaft.

4. In the scheme, the inner cylinder body is filled with resin glue.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses inside detection device's of pipeline speed balance mechanism, it is installed on the interior equipment of examining of pipeline, and through the earial drainage area of adjusting in real time to the pipeline, the regulation of the internal check equipment speed in the pipeline is realized for equipment remains moderate invariable functioning speed throughout in the pipeline, thereby guarantees the detection precision to the pipeline.

2. The utility model discloses inside detection device's of pipeline speed balance mechanism, two at least bearings are equipped with to the spacer sleeve in its axis of rotation, and the inner circle of this bearing, outer lane respectively with axis of rotation surface, interior barrel internal surface relatively fixed, through the setting of two bearings, guaranteed axis of rotation pivoted stability and smoothness nature, further improve the sensitivity to equipment speed control to improve the accuracy that detects data.

Drawings

FIG. 1 is a sectional view of the speed balance mechanism of the pipeline internal detection device of the present invention;

FIG. 2 is a schematic view of a partial structure of a speed balancing mechanism of the pipeline internal detection device of the present invention;

fig. 3 is a sectional view of a partial structure of the speed balance mechanism of the internal pipeline detection device of the present invention.

In the above drawings: 1. a barrel; 2. a fixing plate; 3. a rotating plate; 4. a rotating shaft; 5. a motor; 6. a first through hole; 7. a second through hole; 9. a leather cup; 10. an inner cylinder; 11. a bearing; 12. a clamping block; 13. a round nut.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

Example 1: a speed balancing mechanism of a pipeline internal detection device comprises a cylinder body 1, a fixed plate 2 fixedly arranged in the cylinder body 1, a rotating plate 3 rotatably arranged on one side of the fixed plate 2 and an inner cylinder body 10 connected to the end face of the other side of the fixed plate 2, wherein the circumferential end face of the fixed plate 2 is in contact connection with the inner wall of the cylinder body 1, a rotating shaft 4 is arranged in the center of the rotating plate 3, and one end, back to the rotating plate 3, of the rotating shaft 4 penetrates through the fixed plate 2 and extends into the inner cylinder body 10;

a motor 5 is arranged in the inner cylinder 10, an output shaft of the motor 5 is connected with the rotating shaft 4 and is used for driving the rotating shaft 4 to drive the rotating plate 3 to rotate, at least two bearings 11 are sleeved on the rotating shaft 4 at intervals, and the inner ring and the outer ring of each bearing 11 are respectively fixed with the outer surface of the rotating shaft 4 and the inner surface of the inner cylinder 10;

the fixed plate 2 is close to the setting with the rotor plate 3, and this fixed plate 2 goes up to have two at least first through-holes 6 along circumference interval division, rotor plate 3 goes up to open has two at least second through-holes 7 that correspond with first through-hole 6, and when first through-hole 6 and second through-hole 7 completely coincide, the discharge capacity is the biggest, and when first through-hole 6 and second through-hole 7 do not coincide completely, the discharge capacity is zero.

The bearing 11 is a tapered roller bearing; a clamping block 12 which is protruded inwards along the radial direction is arranged on the inner wall of the inner cylinder 10 between the adjacent bearings 11; the outer surface of the cylinder body 1 is sleeved with a leather cup 9 which is in interference connection with the inner wall of the pipeline.

Example 2: a speed balancing mechanism of a pipeline internal detection device comprises a cylinder body 1, a fixed plate 2 fixedly arranged in the cylinder body 1, a rotating plate 3 rotatably arranged on one side of the fixed plate 2 and an inner cylinder body 10 connected to the end face of the other side of the fixed plate 2, wherein the circumferential end face of the fixed plate 2 is in contact connection with the inner wall of the cylinder body 1, a rotating shaft 4 is arranged in the center of the rotating plate 3, and one end, back to the rotating plate 3, of the rotating shaft 4 penetrates through the fixed plate 2 and extends into the inner cylinder body 10;

Two round nuts 13 are overlapped and sleeved on one end of the rotating shaft 4, which is opposite to the rotating plate 3; the inner cylinder 10 is filled with resin glue; the outer surface of the cylinder body 1 is sleeved with a leather cup 9 which is in interference connection with the inner wall of the pipeline.

The speed balancing mechanism of the pipeline internal detection device is arranged on internal detection equipment of the pipeline, and the speed of the internal detection equipment in the pipeline is adjusted by adjusting the drainage area of fluid in the pipeline in real time, so that the equipment always keeps moderate and constant running speed in the pipeline, and the detection precision of the pipeline is ensured;

in addition, through the arrangement of the two bearings, the stability and the fluency of the rotation of the rotating shaft are ensured, the sensitivity of the speed regulation of the equipment is further improved, and the accuracy of the detection data is improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A speed balance mechanism of a pipeline internal detection device is characterized in that: the device comprises a cylinder body (1), a fixed plate (2) fixedly arranged in the cylinder body (1), a rotating plate (3) rotatably arranged on one side of the fixed plate (2) and an inner cylinder body (10) connected to the end face of the other side of the fixed plate (2), wherein the circumferential end face of the fixed plate (2) is in contact connection with the inner wall of the cylinder body (1), a rotating shaft (4) is arranged in the center of the rotating plate (3), and one end, back to the rotating plate (3), of the rotating shaft (4) penetrates through the fixed plate (2) and extends into the inner cylinder body (10);

a motor (5) is arranged in the inner cylinder body (10), an output shaft of the motor (5) is connected with the rotating shaft (4) and is used for driving the rotating shaft (4) to drive the rotating plate (3) to rotate, at least two bearings (11) are sleeved on the rotating shaft (4) at intervals, and the inner ring and the outer ring of each bearing (11) are respectively and relatively fixed with the outer surface of the rotating shaft (4) and the inner surface of the inner cylinder body (10);

the fixed plate (2) is close to the setting with rotor plate (3), and it has two at least first through-holes (6) to open along circumference interval on this fixed plate (2), it has two at least second through-holes (7) that correspond with first through-hole (6) to open on rotor plate (3), and when first through-hole (6) and second through-hole (7) completely coincide, the discharge capacity is the biggest, when first through-hole (6) and second through-hole (7) do not coincide completely, the discharge capacity is zero.

2. The speed balancing mechanism of the pipeline internal detection device according to claim 1, wherein: the bearing (11) is a tapered roller bearing.

3. The speed balancing mechanism of the pipeline internal detection device according to claim 2, wherein: a clamping block (12) which is protruded inwards along the radial direction is arranged on the inner wall of the inner cylinder body (10) between the adjacent bearings (11).

4. The speed balancing mechanism of the pipeline internal detection device according to claim 3, wherein: and one end of the rotating shaft (4) back to the rotating plate (3) is overlapped and sleeved with two round nuts (13).

5. The speed balancing mechanism of the pipeline internal detection device according to claim 1, wherein: and the inner cylinder (10) is filled with resin glue.