CN216448806U - Pulley groove abrasion detection device - Google Patents

Abstract

The utility model relates to a pulley groove abrasion detection device which comprises a light-emitting component, a flexible rod and a telescopic rod, wherein the flexible rod is used for adjusting the angle of the light-emitting component, the telescopic rod is used for adjusting the position of the light-emitting component, two ends of the flexible rod are respectively connected with the light-emitting component and the telescopic rod, an arc-shaped part with the same radian as that of a pulley groove in an unworn state is arranged on the light-emitting component, and the arc-shaped part can be attached to the inner wall of the unworn pulley groove. The utility model solves the technical problems of inconvenient detection and low accuracy of the abrasion condition of the pulley groove of the crown block.

Description

Pulley groove abrasion detection device

Technical Field

The utility model relates to the technical field of petroleum drilling, in particular to a pulley groove abrasion detection device, and particularly relates to an online detection device for overhead traveling crane pulley groove abrasion in a drilling operation state.

Background

At present, in the detection and evaluation of an in-service oil drilling and workover rig or the regular maintenance and repair of drilling equipment, the abrasion condition of a pulley groove of a crown block is generally required to be checked under the condition of not disassembling a drilling machine so as to ensure the safe and reliable operation of the crown block. The existing pulley groove detection sample gauge is too simple in structure and only suitable for field detection after the pulley is disassembled and exposed, but because the crown block is installed at the top of the drilling machine and limited by the operation environment and space, the detection personnel utilize the existing pulley groove detection sample gauge to have the following problems:

firstly, a detection sample gauge datum plate is difficult to approach a pulley groove to be detected and cannot be effectively attached to the pulley groove to be detected;

due to the limited space, the fitting condition of the detection gauge and the pulley groove to be detected cannot be effectively observed in the detection process, and the detection result cannot be effectively judged.

The problems seriously restrict the detection and maintenance effects of the crown block pulley and influence the safe operation of the crown block.

Aiming at the problems of inconvenient detection and low precision of the abrasion condition of a pulley groove of a crown block in the related technology, an effective solution is not provided at present.

Therefore, the inventor provides a pulley groove abrasion detection device by virtue of experience and practice of related industries for many years so as to overcome the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulley groove abrasion detection device which is simple in structure and convenient to operate, can detect the abrasion condition of a pulley groove of an overhead traveling crane under the condition that a drilling and workover rig is not disassembled, enables the detection process of the pulley groove of the overhead traveling crane to be more convenient and fast, improves the detection accuracy and ensures the safe operation of petroleum drilling operation.

The purpose of the utility model can be realized by adopting the following technical scheme:

the utility model provides a pulley groove abrasion detection device which comprises a light-emitting component, a flexible rod and a telescopic rod, wherein the flexible rod is used for adjusting the angle of the light-emitting component, the telescopic rod is used for adjusting the position of the light-emitting component, two ends of the flexible rod are respectively connected with the light-emitting component and the telescopic rod, an arc-shaped part with the same radian as that of a pulley groove in an unworn state is arranged on the light-emitting component, and the arc-shaped part can be attached to the inner wall of the unworn pulley groove.

In a preferred embodiment of the present invention, the light emitting module includes a light transmissive plate and two groove bottom reference plates, one side edge of each of the two groove bottom reference plates is in an arc shape having the same radian as the pulley groove in an unworn state, the two groove bottom reference plates are symmetrically disposed, a light transmissive gap is reserved between the two groove bottom reference plates, the light transmissive plate is clamped in the light transmissive gap and is respectively connected to the two groove bottom reference plates, and a light source is disposed between the two groove bottom reference plates, so that light emitted by the light source is emitted outward through the light transmissive plate and in an arc shape along the edge of the groove bottom reference plate.

In a preferred embodiment of the present invention, a receiving hole is disposed inside the light-transmitting plate and at a position away from the arc-shaped edge of the base reference plate, and the light source is disposed in the receiving hole.

In a preferred embodiment of the present invention, the light source is a light assembly.

In a preferred embodiment of the present invention, the transparent plate is a flat plate structure made of a transparent material, and the bottom reference plate is a flat plate structure made of a non-transparent material.

In a preferred embodiment of the present invention, the other side edge of the groove bottom reference plate opposite to the arc-shaped edge of the groove bottom reference plate is linear, the linear edges of the two groove bottom reference plates are fixed on the connecting plate, one end of the flexible rod is connected to the connecting plate, and the other end of the flexible rod is connected to the telescopic rod.

In a preferred embodiment of the present invention, a connection block is disposed between the flexible rod and the connection plate, and the flexible rod is connected to the connection plate through the connection block.

In a preferred embodiment of the present invention, the pulley groove wear detecting device further includes a handle, one end of the telescopic rod is connected to the flexible rod, and the handle is connected to the other end of the telescopic rod.

In a preferred embodiment of the present invention, the handle is provided with a control button, and the control button is connected to the light source through a wire.

In a preferred embodiment of the present invention, the flexible rod is a tubular structure made of flexible material and having a hollow interior, and the telescopic rod is a hollow structure;

one end of the wire is connected with the light source, the wire sequentially penetrates through the interior of the flexible rod and the interior of the telescopic rod, and the other end of the wire extends into the handle and is connected with the control button.

From the above, the pulley groove abrasion detection device of the utility model has the characteristics and advantages that: the light-emitting component is sequentially connected with the flexible rod and the telescopic rod, when the pulley groove of the crown block needs to be detected, the inclination angle of the light-emitting component can be adjusted by changing the bending direction and amplitude of the flexible rod, and the position of the light-emitting component is adjusted by the telescopic rod; if the pulley groove receives excessive wearing and tearing, then have obvious light to spill between the binding face of arc portion on the light-emitting component and pulley groove inner wall to can judge whether excessive wearing and tearing of pulley groove, easy operation, detection convenience are easy, and the precision is high, need not to disassemble the rig, and only a inspector can accomplish the detection operation, has good practicality.

Drawings

The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:

FIG. 1: is one of the structural schematic diagrams of the pulley groove wear detection device of the present invention.

FIG. 2: the second schematic structural diagram of the pulley groove wear detection device of the present invention is shown.

FIG. 3: is one of the detection position schematic diagrams of the pulley groove abrasion detection device of the utility model.

FIG. 4: the second schematic diagram of the detecting position of the pulley groove abrasion detecting device of the present invention.

The reference numbers in the utility model are:

1. a light-transmitting plate; 2. A light source;

3. a tank bottom datum plate; 4. A flexible rod;

5. a telescopic rod; 6. A handle;

7. a control button; 8. A connecting plate;

9. connecting blocks; 10. A pulley groove;

11. a light emitting assembly; 12. An arc-shaped portion;

A. a first region; b. A second region.

Detailed Description

In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present invention provides a pulley groove wear detection apparatus, which includes a light emitting assembly 11, a flexible rod 4 and a telescopic rod 5, wherein the flexible rod 4 is used for adjusting an angle of the light emitting assembly 11, and the telescopic rod 5 is used for adjusting a position of the light emitting assembly 11 by adjusting a length thereof. One end of the flexible rod 4 is connected with the light emitting component 11, the other end of the flexible rod 4 is connected with the telescopic rod 5, the light emitting component 11 is provided with an arc-shaped part 12 with the same radian as the pulley groove 10 in an unworn state, and the arc-shaped part 12 can be attached to the inner wall of the unworn pulley groove 10.

According to the utility model, the light-emitting component 11 is sequentially connected with the flexible rod 4 and the telescopic rod 5, when the pulley groove 10 of the overhead travelling crane needs to be detected, the inclination angle of the light-emitting component 11 can be adjusted by changing the bending direction and amplitude of the flexible rod 4, and the position of the light-emitting component 11 is adjusted through the telescopic rod 5, so that the light-emitting component 11 can be ensured to extend into the pulley groove 10, and the arc-shaped part 12 of the light-emitting component 11 is ensured to be fully attached to the inner wall of the pulley groove 10. Because the arc part 12 of the light emitting component 11 and the inner wall of the pulley groove 10 in an unworn state keep the same radian, when the light emitting component 11 is adjusted to be at a proper angle and position, the arc part 12 of the light emitting component 11 can be fully attached to the pulley groove 10, if the pulley groove 10 is not abraded, a gap cannot exist between the arc part 12 of the light emitting component 11 and the attachment surface of the inner wall of the pulley groove 10, and therefore light cannot leak; if the pulley groove 10 is excessively worn, obvious light can leak between the arc-shaped part 12 of the light-emitting component 11 and the binding surface of the inner wall of the pulley groove 10, so that whether the pulley groove 10 is excessively worn or not can be judged.

Further, the arc portion 12 of the light emitting assembly 11 includes, but is not limited to, a front edge of the light emitting assembly 11.

In an alternative embodiment of the present invention, as shown in fig. 1 to 4, the light emitting assembly 11 includes a light transmissive plate 1 and two groove bottom reference plates 3, the light transmissive plate 1 and the two groove bottom reference plates 3 are both of a flat plate structure with the same shape, the front end edge of the light transmissive plate 1 and the front end edges of the two groove bottom reference plates 3 are both of an arc shape with the same radian as that of the pulley groove 10 in an unworn state (i.e., the front end edge of the light transmissive plate 1 and the front end edges of the two groove bottom reference plates 3 together form an arc portion 12 of the light emitting assembly 11), the two groove bottom reference plates 3 are symmetrically arranged with a light transmissive gap reserved between the two groove bottom reference plates 3, the light transmissive plate 1 is sandwiched in the light transmissive gap and respectively connected with the two groove bottom reference plates 3 (i.e., the light transmissive plate 1 and the two groove bottom reference plates 3 are connected in a stacked structure, and the light transmissive plate 1 is sandwiched between the two groove bottom reference plates 3), a light source is disposed between the two groove bottom reference plates, so that the light emitted from the light source 2 passes through the light-transmitting plate 1 and is emitted outwards along the edge of the groove bottom reference plate 3 in an arc shape.

Further, if the pulley groove 10 is worn, because the innermost position of the pulley groove 10 is in closest contact with the pulley rope, the position is worn most severely in the pulley groove 10, and therefore the groove bottom datum plate 3 in the utility model is the smallest groove bottom datum plate (i.e. the outer edge of the groove bottom datum plate 3 can be fully attached to the inner wall of the innermost position of the pulley groove 10), so that the accuracy of wear detection of the pulley groove 10 is improved.

Further, as shown in fig. 1, a containing hole is formed in the inside of the light-transmitting plate 1 and at a position far away from the arc-shaped portion 12 on the groove bottom reference plate 3, and the light source 2 is fixedly disposed in the containing hole. Set up the position for light source 2 provides through the holding hole, and guarantee that the light that light source 2 sent can evenly see through the arc border position of light-passing board 1 and shine on the binding face of pulley groove 10, improve the precision of demonstration.

Further, the light source 2 includes, but is not limited to, a light assembly.

Further, the light-transmitting plate 1 is made of a light-transmitting material.

Further, tank bottom benchmark board 3 adopts light-tight material to make, and setting up of tank bottom benchmark board 3 not only can fix a position light-passing board 1, makes light-passing board 1 laminate with the inner wall of pulley groove 10 mutually, but also can play the effect of blockking light, makes the light that light source 2 launched only send through the printing opacity clearance between two tank bottom benchmark boards 3, makes light concentrate more and obvious, improves the accuracy that detects.

In an alternative embodiment of the present invention, as shown in fig. 1 to 4, the other side edge of the groove bottom reference plate 3 opposite to the arc-shaped portion 12 of the groove bottom reference plate 3 is linear, the linear edges of the two groove bottom reference plates 3 are both fixedly connected to the connecting plate 8, one end of the flexible rod 4 is fixedly connected to the connecting plate 8, and the other end of the flexible rod 4 is fixedly connected to the telescopic rod 5. The two groove bottom reference plates 3 and the light transmission plate 1 are fixed through the connecting plate 8, so that the structural parts form a whole (namely, the light emitting assembly 11), and the stable connection between the flexible rod 4 and the light emitting assembly 11 is ensured. In addition, the connecting plate 8 is made of opaque material, and the light emitted by the light source 2 can be blocked and reflected by the connecting plate 8, so that the light is emitted from the direction facing the pulley groove 10.

Further, as shown in fig. 1 to 4, a connection block 9 is disposed between the flexible rod 4 and the connection plate 8, one end of the flexible rod 4 is connected to a middle position of one side wall of the connection block 9, and the other opposite side wall of the connection block 9 extends along a length direction of the connection plate 8 and is fixedly connected to the connection plate 8. The connection area with the connection plate 8 is increased by the connection block 9, thereby improving the stability of the connection between the flexible rod 4 and the connection plate 8.

In an alternative embodiment of the present invention, as shown in fig. 1 to 4, the pulley groove wear detection device further includes a handle 6, one end of the telescopic rod 5 is fixedly connected to the flexible rod 4, the handle 6 is connected to the other end of the telescopic rod 5, the handle 6 is provided with a control button 7, and the control button 7 is connected to the light source 2 through a wire. In the using process, an inspector can hold the handle 6 and press the control button 7 to control the on-off state of the light source 2, so as to control whether the light-emitting component 11 emits light in real time.

Furthermore, the flexible rod 4 is a tubular structure made of flexible material and having a hollow interior, the telescopic rod 5 is a hollow structure having an interior, one end of the wire is connected with the light source 2, the wire sequentially passes through the interior of the flexible rod 4 and the interior of the telescopic rod 5, the other end of the wire extends into the handle 6 and is connected with a power supply end of a power supply arranged in the handle 6, and a control end of the power supply is connected with the control button 7. The power supply can be controlled to supply power to the light source 2 by pressing the control button 7, so that the light source 2 is controlled to emit light outwards.

The using process of the utility model is as follows: when the pulley groove 10 of the crown block needs to be detected on line, a detector reaches the position near the pulley of the crown block through a derrick, safety protection measures and preparation work before detection are made, the deflection position and the angle of the flexible rod 4 are adjusted according to the position of the pulley groove 10, the telescopic length of the telescopic rod 5 is adjusted, so that the light-transmitting plate 1 and the base reference plate 3 can be hooked to the position to be detected of the pulley groove 10, and the arc-shaped plate 12 of the base reference plate 3 is fully attached to the inner wall of the pulley groove 10 to be detected according to the detection requirement; an inspector can control the light source 2 (namely, a light component) through the power supply by operating the control button 7 to make the light source emit strong light, and at the moment, the light-transmitting position at the joint between the groove bottom datum plate 3 and the pulley groove 10 is observed; if the pulley groove 10 is not excessively worn, as shown in fig. 3, the leaked strong light can be seen only at the first region a (i.e., between both side edges of the groove-bottom reference plate 3 and the inner wall of the pulley groove 10); as shown in fig. 4, if the pulley groove 10 has been excessively worn, the leaked strong light can be seen at both the first area a and the second area B (i.e., between the front edge of the groove bottom reference plate 3 and the innermost position of the inner wall of the pulley groove 10), and thus, the inspector can determine whether the pulley groove 10 needs to be replaced or repaired.

The pulley groove abrasion detection device has the characteristics and advantages that:

one, among this pulley groove wear detection device, the last arc portion 12 that has the same with the pulley groove 10's under the state of not wearing and tearing inner wall radian of light-emitting component 11, thereby make light-emitting component 11's arc portion 12 can fully laminate with pulley groove 10's inner wall in the testing process, leak from the binding face between light-emitting component 11 and pulley groove 10's inner wall through observing whether there is the highlight, can detect pulley groove 10 whether receive excessive wearing and tearing, the precision is high, it is directly perceived convenient, guarantee the accuracy that detects.

In the pulley groove abrasion detection device, the angle and the position of the light-emitting component 11 can be adjusted respectively through the flexible rod 4 and the telescopic rod 5, the light-emitting component 11 can be ensured to smoothly enter the detection position in the pulley groove 10, the operation and the control are convenient, the drilling machine does not need to be disassembled, the detection operation can be completed only by one detector, and the pulley groove abrasion detection device has good practicability and is suitable for popularization and use.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the utility model should fall within the protection scope of the utility model.

Claims (10)

1. The pulley groove abrasion detection device is characterized by comprising a light-emitting component, a flexible rod and a telescopic rod, wherein the flexible rod is used for adjusting the angle of the light-emitting component, the telescopic rod is used for adjusting the position of the light-emitting component, two ends of the flexible rod are respectively connected with the light-emitting component and the telescopic rod, an arc-shaped part with the same radian as that of a pulley groove in an unworn state is arranged on the light-emitting component, and the arc-shaped part can be attached to the inner wall of the unworn pulley groove.

2. The pulley groove wear detection device according to claim 1, wherein the light emitting element includes a light transmissive plate and two groove bottom reference plates, one side edge of each of the two groove bottom reference plates is in an arc shape equal to the radian of the pulley groove in an unworn state, the two groove bottom reference plates are symmetrically disposed with a light transmissive gap reserved therebetween, the light transmissive plate is sandwiched in the light transmissive gap and connected to the two groove bottom reference plates, respectively, and a light source is disposed between the two groove bottom reference plates, so that light emitted from the light source is emitted outward through the light transmissive plate and in an arc shape along the edge of the groove bottom reference plate.

3. The pulley groove wear detection apparatus according to claim 2, wherein a receiving hole is formed in the light-transmitting plate at a position away from the arc-shaped edge of the groove bottom reference plate, and the light source is disposed in the receiving hole.

4. The pulley groove wear detection device of claim 3, wherein the light source is a light assembly.

5. The pulley groove wear detection apparatus of claim 2, wherein the light-transmitting plate is a plate-like structure made of a light-transmitting material, and the groove bottom reference plate is a plate-like structure made of a light-opaque material.

6. The pulley groove wear detection apparatus of claim 2, wherein the other side edge of the groove bottom datum plate opposite to the arc-shaped edge is linear, the linear edges of both groove bottom datum plates are fixed on a connecting plate, one end of the flexible rod is connected with the connecting plate, and the other end of the flexible rod is connected with the flexible rod.

7. The pulley groove wear detection device of claim 6, wherein a connection block is disposed between the flexible rod and the connection plate, the flexible rod being connected to the connection plate via the connection block.

8. The pulley groove wear detection device of claim 6, further comprising a handle, wherein one end of the telescoping rod is connected to the flexible rod, and wherein the handle is connected to the other end of the telescoping rod.

9. The pulley groove wear detection device of claim 8, wherein the handle has a control button disposed thereon, the control button being connected to the light source via a wire.

10. The pulley groove wear detection device according to claim 9, wherein the flexible rod is a tubular structure made of flexible material and having a hollow interior, and the telescopic rod is a hollow structure having an interior;

one end of the wire is connected with the light source, the wire sequentially penetrates through the interior of the flexible rod and the interior of the telescopic rod, and the other end of the wire extends into the handle and is connected with the control button.

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