CN218180710U

CN218180710U - 360-degree rotation detection device for pressure pipeline

Info

Publication number: CN218180710U
Application number: CN202221191794.0U
Authority: CN
Inventors: 杨浪; 邹祥; 金晶; 姜小琴; 肖亚兴
Original assignee: Wuhan Dehua Test Engineering Co ltd
Current assignee: Wuhan Dehua Test Engineering Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-12-30
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to a 360-degree rotation detection device for a pressure pipeline, which comprises a shell, a pipe inlet wheel and a rotation detection mechanism; be equipped with into tub passageway in the casing, advance to be equipped with two at least symmetries in the tub passageway and advance the pipe wheel, advance the rotation direction of pipe wheel and the moving direction phase-match of pipeline, rotatory detection mechanism includes and advances the rotatory gear ring that tub passageway set up with the axle center, and rotatory gear ring inner peripheral surface is equipped with the detector, and the rotatory gear below is equipped with the rotatory drive gear of rotatory gear ring of drive, advances pipe wheel and drive gear by driving motor drive, the beneficial effects of the utility model are that: the pipeline is clamped through the two pipe feeding wheels, the pipeline is gradually fed in through the synchronous rotation of the two pipe feeding wheels, the detector on the inner side of the rotating wheel performs rotary scanning detection on the outer peripheral surface of the pipeline when the pipeline passes through the rotary detection mechanism, so that the detection of the rotary type without dead angles is achieved, meanwhile, manual movement or rotation of the pipeline is not needed, and the labor cost is greatly reduced.

Description

360-degree rotation detection device for pressure pipeline

Technical Field

The utility model relates to a pipeline detection equipment technical field, concretely relates to 360 degrees rotation detection devices of pipeline under pressure.

Background

In the process of detecting a welding seam or a sand hole in a pressure pipeline, the pipeline is usually required to be frequently translated or rotated manually until the detection work of the whole pipeline is completed, the process is time-consuming and labor-consuming, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a 360 degrees rotation detection devices of pipeline under pressure is provided to overcome not enough among the above-mentioned prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: a360-degree rotation detection device for a pressure pipeline comprises a shell, a pipe inlet wheel and a rotation detection mechanism; be equipped with into a tub passageway in the casing, advance to be equipped with two at least symmetries in the pipe passageway and advance the pipe wheel, advance the rotation direction of pipe wheel and the moving direction phase-match of pipeline, rotatory detection mechanism include with advance the rotatory gear ring that the pipe passageway set up with the axle center, rotatory gear ring inner peripheral surface is equipped with the detector, the rotatory gear below is equipped with the drive gear of rotatory gear ring of drive, advance pipe wheel and drive gear and by driving motor drive

The beneficial effects of the utility model are that: the pipeline is clamped through the two pipe feeding wheels, the pipeline is gradually fed in through the synchronous rotation of the two pipe feeding wheels, the detector on the inner side of the rotating wheel performs rotary scanning detection on the outer peripheral surface of the pipeline when the pipeline passes through the rotary detection mechanism, so that the detection of the rotary type without dead angles is achieved, meanwhile, manual movement or rotation of the pipeline is not needed, and the labor cost is greatly reduced.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, an anode metal ring and a cathode metal ring which are coaxial with the rotary gear ring and are arranged at intervals are arranged on one end face of the rotary gear ring, anode and cathode leads of the detector are arranged in the rotary gear ring and are respectively connected with the anode metal ring and the cathode metal ring, an anode spring probe and a cathode spring probe which are respectively contacted with the anode metal ring and the cathode metal ring are arranged in the shell, and the anode spring probe and the cathode spring probe are respectively connected with the anode and the cathode of a power supply of the detector.

Furthermore, the positive spring probe and/or the negative spring probe comprise an outer guide sleeve, a movable contact head and an elastic part, a movable cavity is arranged in the outer guide sleeve, the elastic part and the movable contact head are sequentially arranged in the movable cavity, and one end, far away from the elastic part, of the movable contact head extends out of the movable cavity.

Furthermore, the rotary gear ring is also meshed with two driven gears which are arranged at equal angles with the driving gear.

Furthermore, the outer peripheral surface of the pipe feeding wheel is an inwards concave cambered surface matched with the peripheral surface of the pipeline.

Further, a cleaning sponge is arranged at the pipe inlet of the pipe inlet channel.

Drawings

Fig. 1 is a schematic sectional view of the present invention;

fig. 2 is a schematic sectional structure diagram of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 1 according to the present invention;

fig. 4 is the schematic view of the cross-sectional structure of the positive spring probe or the negative spring probe of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a shell, 11, a tube inlet channel, 2, a tube inlet wheel, 3, a rotation detection mechanism, 31, a rotation gear ring, 32, a driving gear, 33, a driven gear, 4, a detector, 41, a positive metal ring, 42, a negative metal ring, 43, a positive spring probe, 44, a negative spring probe, 431, an outer guide sleeve, 432, a movable contact head, 433, an elastic piece, 434, a movable cavity, 5 and a cleaning sponge.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.

Embodiment 1, as shown in fig. 1 to 4, a 360-degree rotation detection device for a pressure pipeline comprises a shell 1, a pipe inlet wheel 2 and a rotation detection mechanism 3; be equipped with into tub passageway 11 in the casing 1, advance to be equipped with two at least symmetries in tub passageway 11 and advance tub wheel 2, advance the rotation direction of tub wheel 2 and the moving direction phase-match of pipeline, rotatory detection mechanism 3 includes with advancing the rotatory gear ring 31 of tub passageway 11 coaxial center setting, rotatory gear ring 31 inner peripheral surface is equipped with detector 4, the rotatory gear below is equipped with the rotatory drive gear 32 of drive rotatory gear ring 31, advance tub wheel 2 and drive gear 32 by driving motor drive.

In the specific implementation process, in order to increase the friction force between the pipe inlet wheel 2 and the pipeline and avoid the damage of the pipe inlet wheel 2 to the outer wall of the pipeline, the circumferential surface of the pipe inlet wheel 2 is wrapped with a rubber sleeve; the detector 4 is an infrared detector for detecting welding seams or sand holes; the pipeline is clamped through the two pipe feeding wheels 2, the pipeline is gradually fed in through the synchronous rotation of the two pipe feeding wheels 2, the pipeline is subjected to rotary scanning detection on the outer peripheral surface of the pipeline by the detector 4 on the inner side of the rotating wheel when passing through the rotary detection mechanism 3, so that the detection of the rotary type without dead angles is achieved, meanwhile, manual movement or rotation of the pipeline is not needed, and the labor cost is greatly reduced.

Embodiment 2, as shown in fig. 1 to 4, this embodiment is a further improvement on embodiment 1, and specifically includes the following:

one end face of the rotary gear ring 31 is provided with a positive metal ring 41 and a negative metal ring 42 which are coaxial with the rotary gear ring 31 and are arranged at intervals, positive and negative leads of the detector 4 are arranged in the rotary gear ring 31 and are respectively connected with the positive metal ring 41 and the negative metal ring 42, a positive spring probe 43 and a negative spring probe 44 which are respectively contacted with the positive metal ring 41 and the negative metal ring 42 are arranged in the shell 1, and the positive spring probe 43 and the negative spring probe 44 are respectively connected with the positive and negative electrodes of the power supply of the detector 4.

In a specific implementation process, the rotating gear ring 31 is preferably made of a metal material, and the anode metal ring 41 and the cathode metal ring 42 are wrapped with insulating sleeves, so that the service life of the rotating gear ring 31 is prolonged, and electrode interference or short circuit of the anode and the cathode caused by the rotating gear ring 31 made of the metal material can be avoided; the anode metal ring 41 and the cathode metal ring 42 rotate coaxially, so that the anode spring probe 43 and the cathode spring probe 44 can always keep contact with the anode metal ring 41 and the cathode metal ring 42 respectively, and the hidden wire winding trouble caused by direct connection of wires is avoided.

Example 3, as shown in fig. 1 to 4, this example is a further improvement on example 2, and specifically includes the following steps:

the positive spring probe 43 and/or the negative spring probe 44 comprise an outer guide sleeve 431, a movable contact 432 and an elastic piece 433, a movable cavity 434 is arranged in the outer guide sleeve 431, the elastic piece 433 and the movable contact 432 are sequentially arranged in the movable cavity 434, and one end, far away from the elastic piece 433, of the movable contact 432 extends out of the movable cavity 434.

The movable contact 432 elastically moves in the movable cavity 434 and can extend out of the outer guide sleeve 431, the movable contact 432 is elastically connected with the outer guide sleeve 431 through the elastic piece 433, the longitudinal cross section of the movable contact 432 is T-shaped or inverted triangle, the diameter of the upper end of the movable contact 432 is larger than the diameter of the outlet of the movable cavity 434, the movable contact 432 elastically moves in the movable cavity 434 and cannot be completely separated from the movable cavity 434, and in the rotating process of the rotary gear ring 31, the positive spring probe 43 and the negative spring probe 44 always abut against the positive metal ring 41 and the negative metal ring 42 respectively, so that a circuit is switched on.

Example 4, as shown in fig. 1 to 4, this example is a further improvement on example 1, and specifically includes the following steps:

the rotary gear ring 31 also meshes with two driven gears 33 arranged at equal angles to the drive gear 32.

So that rotatory ring gear 31 can be better rotation, and two driven gear 33 and the equal angular distribution of a drive gear 32 can be with the better fixed of rotatory ring gear 31, avoid rocking or lax.

Example 5, as shown in fig. 1 to 4, this example is a further improvement on example 1, and specifically includes the following:

the outer peripheral surface of the pipe inlet wheel 2 is an inward concave cambered surface matched with the peripheral surface of the pipeline.

The contact surface between the pipe feeding wheel 2 and the pipeline is increased, the friction force between the pipe feeding wheel and the pipeline is increased, and the pipe feeding is smoother.

Example 6, as shown in fig. 1 to 4, this example is a further improvement on example 1, and specifically includes the following:

the pipe inlet of the pipe inlet channel 11 is provided with a cleaning sponge 5.

The device is used for wiping dirt or dust on the surface of the pipeline so as to improve the detection accuracy.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A360-degree rotation detection device for a pressure pipeline is characterized by comprising a shell (1), a pipe inlet wheel (2) and a rotation detection mechanism (3); be equipped with into tub passageway (11) in casing (1), it is equipped with two to advance at least the symmetry in tub passageway (11) advance tub of wheels (2), the direction of rotation that advances tub of wheels (2) and the moving direction phase-match of pipeline, rotatory detection mechanism (3) include with advance rotatory gear ring (31) that tub passageway (11) set up with the axle center, rotatory gear ring (31) inner peripheral surface is equipped with detector (4), the rotatory gear below is equipped with the drive rotatory drive gear (32) of rotatory gear ring (31), advance tub of wheels (2) with drive gear (32) are driven by driving motor.

2. The 360-degree rotation detection device for the pressure pipeline according to claim 1, wherein a positive metal ring (41) and a negative metal ring (42) which are coaxial with and spaced from each other are arranged on one end face of the rotary gear ring (31), positive and negative leads of the detector (4) are arranged in the rotary gear ring (31) and are respectively connected with the positive metal ring (41) and the negative metal ring (42), a positive spring probe (43) and a negative spring probe (44) which are respectively in contact with the positive metal ring (41) and the negative metal ring (42) are arranged in the casing (1), and the positive spring probe (43) and the negative spring probe (44) are respectively connected with the positive and negative poles of the power supply of the detector (4).

3. The 360-degree rotation detection device for the pressure pipeline according to claim 2, wherein the positive spring probe (43) and/or the negative spring probe (44) comprises an outer guide sleeve (431), a movable contact head (432) and an elastic piece (433), a movable cavity (434) is arranged in the outer guide sleeve (431), the elastic piece (433) and the movable contact head (432) are sequentially arranged in the movable cavity (434), and one end, far away from the elastic piece (433), of the movable contact head (432) extends out of the movable cavity (434).

4. A 360 degree rotation detection device of a pressure conduit according to claim 1, characterized in that the ring of rotation gears (31) also meshes with two driven gears (33) arranged at equal angles to the driving gear (32).

5. The 360-degree rotation detection device for the pressure pipeline according to claim 1, wherein the outer peripheral surface of the pipeline inlet wheel (2) is an inwards concave cambered surface matched with the peripheral surface of the pipeline.

6. A 360 degree rotation detection device of a pressure pipe according to claim 1 wherein a cleaning sponge (5) is provided at the pipe inlet of the pipe inlet channel (11).