WO2021082462A1

WO2021082462A1 - Adjustable fingerboard and adjustable fingerboard system

Info

Publication number: WO2021082462A1
Application number: PCT/CN2020/095928
Authority: WO
Inventors: 游青青; 陈崇
Original assignee: 四川宏华石油设备有限公司
Priority date: 2019-10-29
Filing date: 2020-06-12
Publication date: 2021-05-06
Also published as: CN112727375B; CN112727375A

Abstract

An adjustable fingerboard and an adjustable fingerboard system. The adjustable fingerboard comprises at least two first fingerboard main bodies (31) arranged in parallel with each other. A rotatable beam and a power apparatus (71) are provided on at least one first fingerboard main body (31). The power apparatus (71) can rotate the rotatable beam to change the distance between the two adjacent first fingerboard main bodies (31). The adjustable fingerboard system comprises a first-layer fingerboard (11) and a second-layer fingerboard (13). The first-layer fingerboard (11) and the second-layer fingerboard (13) have the same structure. The second-layer fingerboard (13) is located directly below the first-layer fingerboard (11). Both the first-layer fingerboard (11) and the second-layer fingerboard (13) comprise multiple adjustable fingerboards.

Description

Adjustable finger beam and adjustable finger beam system

Technical field

The invention relates to the technical field of petroleum drilling equipment machinery manufacturing, in particular to an adjustable finger beam and an adjustable finger beam system.

Background technique

Finger beam refers to the finger-shaped cantilever beam located on the second floor of the derrick. It is mainly used to constrain the vertical roots discharged in it to make the discharge orderly. The vertical root refers to a pipe connected by multiple drill pipes, drill collars, and casings. string. Most of the existing finger beams are fixed finger beams, the ends of which are connected with the derrick. The finger beams are provided with a clamping plate that can individually lock each stand, but the distance between every two finger beams is fixed, so Only stand roots of fixed specifications can be discharged.

According to the requirements of the drilling process, the drilling platform needs to discharge standpipes of specified length and different specifications. When discharging stand roots of various specifications, it is necessary to set up finger beams of various specifications accordingly, which will cause the problem of too large derrick space occupied by the finger beams and low space utilization rate.

Summary of the invention

The purpose of the present invention is that most of the existing technology is fixed finger beams, and only fixed-specification stand roots can be discharged. When multiple-specification stand roots are discharged, it is necessary to provide multiple specifications of finger beams, resulting in finger beam placement. The problem of the occupied derrick space is too large and the space utilization rate is not high. An adjustable finger beam and an adjustable finger beam system are provided.

In order to achieve the above objectives, the technical solutions adopted by the present invention are as follows:

An adjustable finger beam includes at least two finger beam bodies arranged in parallel with each other. A rotatable beam and a power device are provided on at least one of the finger beam bodies. The power device can make the rotatable The beam rotates to change the distance between two adjacent finger beam bodies.

The distance between two adjacent finger beam bodies is the discharge space of the standing roots. The present invention uses the power of the power device to make the rotatable beams rotate, and the rotatable beams after the rotation can be located in two Between the finger beam body one, or no longer between the two finger beam body one, the occupied state and the non-occupied state can be switched, so that the distance between the two adjacent finger beam bodies one can be changed, so that different discharges can be achieved. For the stand roots of different specifications, there is no need to set up multiple specifications of finger beams, which saves the space in the derrick and increases the utilization rate of the space in the derrick and the utilization rate of the finger beams.

Preferably, the rotatable beam is hinged with the finger beam body, so that the rotatable beam is convenient to rotate around the hinge point, and a position locking device is provided on the finger beam body, and the position locking device is used for To fix the position of the rotatable beam, on the one hand, the power effect of the power device can be cancelled to reduce loss, and on the other hand, fixing the rotatable beam also facilitates subsequent discharge of the roots.

Preferably, the rotatable beam and the first finger beam body are connected by a rotating rod, one end of the rotating rod is fixedly connected to the rotatable beam, and the other end of the rotating rod is connected to the finger beam. The body is hinged so that the rotating rod can drive the rotatable beam to rotate around the hinge point. When there are multiple rotatable beams, the rotating rod is used to drive the rotatable beam to rotate, and the user operates It's more convenient. In addition, the rotating rod can prevent the rotatable beam from continuing to sag after the rotatable beam is rotated to the horizontal position, and limit the position of the rotatable beam. The rotatable rod may be a rigid rod with a length that is not telescopic.

Preferably, the position locking device includes a locking component and a buckle, the locking component is located on the finger beam body one, the buckle is located on the rotatable beam, and the locking component and the buckle are relative to each other. adaptation. When the power device is used to cause the rotatable beam to rotate, the rotatable beam is no longer located between two adjacent finger beam bodies. The locking member locks the buckle ring to enable the The rotatable beam is fixed on the first finger beam body, so that the power effect of the power device can be cancelled, the loss is reduced, and the subsequent discharge of the standing root is also facilitated.

Preferably, the number of the rotatable beams is greater than or equal to two. It is convenient that the adjustable finger beam can be adjusted to a variety of specifications for the discharge of stand roots of different specifications.

Preferably, the rotatable beam includes a rotatable beam 1 and a rotatable beam 2, and both the rotatable beam 1 and the rotatable beam 2 are hinged with the finger beam body 1, which is convenient for the rotatable beam 1 and the The second beam can be rotated for rotation.

When the first rotatable beam and the second rotatable beam are used, the principle of changing the distance between the two finger beam bodies one is: the power device can make the second rotatable beam rotate around the hinge point to complete The second rotatable beam after rotation can be located between two adjacent finger beam bodies one, or no longer between two adjacent finger beam bodies one, that is, the occupied state and the non-occupied state can be switched, so that they are adjacent to each other. The distance between the first body of the two finger beams is changed; the power device can make the first rotatable beam and the second rotatable beam rotate about their respective hinge points, and the rotatable beam after the rotation is completed One and the second rotatable beam can be located between two adjacent finger beam bodies one, or both are no longer between two adjacent finger beam bodies one, that is, the occupied state and the non-occupied state can be switched, so The distance between two adjacent finger beam bodies can be changed, so that standing roots of different specifications can be discharged. Specifically, one of the power devices may be used to drive the rotatable beam one alone, and the other power device may be used to drive the rotatable beam two alone to achieve the above effect.

Preferably, the first finger beam body is provided with a locking clamp device one for fixing the standing root. The use of the locking chuck device can stably fix the stand roots between the finger beam body one, and realize the storage of the stand roots. When the locking chuck device is adjusted to the open state, the stand roots can be discharged.

Preferably, the adjustable finger beam further includes a connecting part, and the connecting part is used to connect the first rotatable beam and the second rotatable beam, so that the first rotatable beam and the rotatable beam can be easily connected to each other. Liang Er rotates together.

When the connecting part is included, the principle of changing the distance between two adjacent finger beam bodies one is: After the first rotatable beam and the second rotatable beam are connected by the connecting part, the The power device only needs to act on the first rotatable finger beam to make the rotatable beam one and the rotatable beam two rotate at the same time. After the rotation is completed, the rotatable beam one and the rotatable beam two can be located Between two adjacent finger beam bodies, or both are no longer located between two adjacent finger beam bodies one, that is, the occupied state and the non-occupied state can be switched, so that between two adjacent finger beam bodies one The distance between the two can be changed, and the loss of the power device can be reduced; after connecting the first rotatable beam and the second rotatable beam, the power device is used to connect the first rotatable beam and the rotatable beam. The two beams are both rotated away from between the two adjacent finger beam bodies, and then the two rotatable beams are fixed by the position locking device, and the connection of the connecting member to the rotatable beam one and the rotatable beam two is released. The connection relationship enables the rotatable beam to be turned back between two adjacent finger beam bodies, and the distance between the two adjacent finger beam bodies is changed to another specification.

Preferably, each of the rotatable beams is individually driven by one of the power devices, which is convenient for the user to individually adjust each of the rotatable beams.

The present invention also discloses an adjustable finger beam system, comprising a first layer of finger beams and a second layer of finger beams. The first layer of finger beams and the second layer of finger beams have the same structure, and the second layer of finger beams have the same structure. The beam is located directly below the first layer of finger beams, and both the first layer of finger beams and the second layer of finger beams include a plurality of the adjustable finger beams. When the standing roots vertically pass through the first layer of finger beams and the second layer of finger beams, the two layers of finger beams can limit the position of the standing roots and reduce the flexible deformation generated when the standing roots are discharged vertically, thereby increasing the standing roots. The stability in the vertical state ensures that the stand can be stably stored; the adjustable finger beam can change the distance between two adjacent finger beam bodies, thereby discharging stand roots of different specifications, saving space in the derrick, and increasing The utilization rate of the space in the derrick and the utilization rate of the finger beam.

Preferably, the first layer of finger beams and the second layer of finger beams further include a plurality of fixed finger beams, and each of the fixed finger beams includes at least two finger beam bodies arranged in parallel with each other. The second body is provided with a second locking clamp device for fixing the standing root. The fixed finger beam can discharge stand roots of fixed specifications, and in practical applications, it is used to discharge stand roots of some common specifications.

Preferably, the adjustable finger beam further includes a middle finger beam, the middle finger beam is arranged between the first layer of finger beams and the second layer of finger beams, and the standing root passes through the first layer when in use. For the finger beams, the second layer finger beams and the middle finger beams, due to the poor rigidity of the stand roots of some specifications, the middle finger beams can play a supporting role in the middle of the stand roots, reducing the flexible deformation generated when the stand roots are discharged vertically , Thereby increasing the stability of the standing roots in the vertical state, enabling stable discharge of four standing roots, and increasing the length of the dischargeable standing roots.

Preferably, the middle finger beam is used for hinged connection with the mast, and the middle finger beam can rotate around a hinge point to switch between a horizontal working state and a vertical storage state. When the middle finger beam needs to be used, it is rotated around the hinge point to Horizontal position, switch to horizontal working state, used to support poorly rigid standing roots to reduce their flexural deformation; when the middle finger beam is not needed, rotate it around the hinge point to the vertical position, switch to vertical storage State, release the occupied space, which can save the space in the derrick.

Preferably, the middle finger beam includes a plurality of the adjustable finger beams and/or a plurality of the fixed finger beams, so that it can be well matched with the first layer of finger beams and the second layer of finger beams. Root discharge.

In summary, due to the adoption of the above technical solution, the beneficial effects of the adjustable finger beam of the present invention are:

The rotation of the rotatable beam is caused by the power of the power device, and the rotatable beam after the rotation is completed can be located between two adjacent finger beam bodies, or no longer located at two adjacent finger beam bodies. It is possible to switch between the occupied state and the non-occupied state between the finger beam bodies one, so that the distance between two adjacent finger beam bodies one can be changed, so that the standing roots of different specifications can be discharged, and there is no need to set multiple specifications. The finger beam saves the space in the derrick and increases the utilization rate of the space in the derrick and the utilization rate of the finger beam.

Due to the adoption of the above technical solution, the beneficial effects of the adjustable finger beam system of the present invention are:

1. The use of double-layer finger beams can limit the position of the stand roots and reduce the flexible deformation generated when the stand roots are discharged vertically, thereby increasing the stability of the stand roots when they are in a vertical state and ensuring stable storage of the stand roots;

2. Since it includes several adjustable finger beams, the distance between two adjacent finger beam bodies can be changed, thereby discharging stand roots of different specifications, saving the space in the derrick, and increasing the use of the space in the derrick. Rate and refers to the utilization rate of beams.

3. Since the double-layer finger beam discharges excellent root stability and the middle finger beam is provided, the adjustable finger beam system is allowed to store four stand roots, which increases the total length of the stand roots that the finger beam can discharge.

Description of the drawings

FIG. 1 is a schematic structural diagram of the adjustable finger beam according to Embodiment 1 of the present invention.

2 is a schematic diagram 1 of the adjustment of the adjustable finger beam according to Embodiment 1 of the present invention.

Fig. 3 is a second schematic diagram of the adjustment of the adjustable finger beam according to the first embodiment of the present invention.

Fig. 4 is the third schematic diagram of adjusting the adjustable finger beam according to the first embodiment of the present invention.

Fig. 5 is a schematic structural diagram of an adjustable finger beam according to Embodiment 2 of the present invention.

Fig. 6 is a cross-sectional view of the adjustable finger beam according to the second embodiment of the present invention.

Fig. 7 is an elevation view of the adjustable finger beam system according to embodiment 3 of the present invention.

Fig. 8 is a top view of the adjustable finger beam system according to the third embodiment of the present invention.

Fig. 9 is a schematic diagram showing the arrangement of a plurality of adjustable finger beams according to the present invention.

Fig. 10 is an elevation view of the adjustable finger beam system according to embodiment 4 of the present invention.

FIG. 11 is a top view of the adjustable finger beam system according to Embodiment 4 of the present invention.

Fig. 12 is a top view of the fixed finger beam according to the present invention.

Fig. 13 is an elevation view of the adjustable finger beam system according to the fifth embodiment of the present invention.

Figure 14 is an elevation view of the middle finger beam according to the present invention.

Fig. 15 is a schematic diagram of the structure of the middle finger beam according to the present invention.

Fig. 16 is an elevation view of the adjustable finger beam system according to the sixth embodiment of the present invention.

Icon: 11-first layer finger beam, 12-middle finger beam, 13-second layer finger beam, 14-derrick, 15-stand, 21-locking pallet device one, 22-locking pallet device two, 23-Locking plate device three, 31- finger beam body one, 32- finger beam body two, 33- finger beam body three, 4- connecting part, 41- ear seat, 42- fixing plate, 51- locking part one , 52- buckle one, 61- locking part two, 62- buckle two, 71- power unit, 711- power unit one, 712- power unit two, 72- drive unit, 81- rotatable beam one, 82- Rotatable beam two, 91-rotating rod one, 92-rotating rod two.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings.

In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not used to limit the present invention.

Example 1

As shown in Figure 1, an adjustable finger beam includes at least two finger beam bodies 31 arranged parallel to each other. At least one of the finger beam bodies 31 is provided with a rotatable beam and a power device 71, so The power device 71 can rotate the rotatable beam and change the distance between two adjacent finger beam bodies 31. In this embodiment, the finger beam body 31 is a box beam, and the power device 71 is a cylinder, a hydraulic cylinder, or an electric cylinder.

The number of the rotatable beams is greater than or equal to two. In this embodiment, the rotatable beams include a rotatable beam 81 and a rotatable beam 82. The rotatable beam 81 and the rotatable beam The two 82 are hinged to the same finger beam body one 31, and the rotatable beam one 81 is closer to the finger beam body one 31 hinged to it than the rotatable beam two 82. The width of the first beam 81 and the second rotatable beam 82 may be the same or different. In this embodiment, the rotatable beam and the finger beam body 31 are connected by a rotating rod, and the rotating rod is a rigid rod with a non-extendable length. Specifically, the rotatable beam 81 passes through The first rotating rod 91 is connected to the first finger beam body 31, the second rotatable beam 82 is connected to the first finger beam body 31 through the second rotating rod 92, and one end of the first rotating rod 91 is connected to the The first rotating beam 81 is fixedly connected, the other end of the first rotating rod 91 is hinged to the first finger beam body 31, one end of the second rotating rod 92 is fixedly connected to the second rotatable beam 82, and the second rotating rod The other end of 92 is hinged with the finger beam body 31.

The adjustable finger beam also includes a connecting part 4 for connecting the first rotatable beam 81 and the second rotatable beam 82. In this embodiment, the connecting component 4 is an air cylinder, a hydraulic cylinder or an electric cylinder, and the specific connection method is: one end of the rotatable beam 81 is fixedly connected with an ear seat 41, and the ear seat 41 is connected to the power The device 71 is hinged, the ear seat 41 is provided with a hole, the rotatable beam 82 is fixedly connected with a fixing plate 42, and the fixing plate 42 is fixedly connected with the connecting part 4, when the connecting part When the cylinder rod of 4 extends, it can be inserted into the hole on the ear seat 41 to connect the rotatable beam one 81 and the rotatable beam two 82, and the two can rotate together; when the When the cylinder rod of the connecting member 4 is retracted, the connection relationship between the first rotatable beam 81 and the second rotatable beam 82 can be released.

One end of the power device 71 is connected to the finger beam body one 31, and the other end of the power device 71 is connected to the rotatable beam one 81.

The finger beam body 31 is provided with a position locking device, and the position locking device is used to fix the position of the rotatable beam. The position locking device includes a locking component and a buckle, the locking component is located on the finger beam body 31, the buckle is located on the rotatable beam, the locking component and the buckle are matched . In this embodiment, the position locking device includes a position locking device one and a position locking device two. The position locking device one includes a locking member 51 provided on the finger beam body 31, and a locking member 51 provided on the finger beam body 31. The first buckle 52 on the rotatable beam 81, the second position locking device includes a second locking member 61 provided on the first finger beam body 31, and two buckle rings provided on the second rotatable beam 82 62. In this embodiment, the first locking component 51 and the second locking component 61 are cylinders, hydraulic cylinders or electric cylinders, and the first retaining ring 52 and the second retaining ring 62 are U-shaped rings.

The first locking part 51 is matched with the first buckle 52, and the second locking part 61 is matched with the second buckle 62. "Matching" means that when the rotatable beam 81 rotates After reaching the vertical position, the cylinder rod of the locking member 51 can be inserted into the buckle 52 to fix the rotatable beam 81. When the rotatable beam 82 is rotated to the vertical position Later, the cylinder rod of the second locking component 61 can be inserted into the second buckle 62 so as to fix the second rotatable beam 82.

The finger beam body 31 is provided with a locking clip device 21 for fixing the standing root. The locking clip device 21 can refer to the Chinese utility model patent with the application number "CN201520730349.0" for reference Automatic locking chuck device of beam".

Figures 2 to 4 are schematic diagrams of the adjustment of the adjustable finger beam according to the present invention:

As shown in Figure 2, in the initial state, the first rotatable beam 81 and the second rotatable beam 82 are both in a horizontal state, that is, the first rotatable beam 81 and the second rotatable beam 82 occupy adjacent The distance between two finger beam bodies 31. At this time, the distance between two adjacent finger beam bodies 31 is the smallest, which is suitable for discharging stand roots 15 with a smaller diameter.

As shown in Figure 3, the first rotatable beam 81 is in a horizontal state, and the second rotatable beam 82 is in a vertical state, that is, only the rotatable beam 81 occupies two adjacent finger beam bodies 31. At this time, the distance between two adjacent finger beam bodies 31 is medium, which is suitable for discharging standing roots 15 with medium diameter.

As shown in FIG. 4, the first rotatable beam 81 and the second rotatable beam 82 are both in a vertical state, that is, neither the first rotatable beam 81 nor the second rotatable beam 82 occupy two finger beams. The distance between the body one 31. At this time, the distance between the two adjacent finger beam bodies 31 is the largest, which is suitable for discharging the standing root 15 with a larger diameter.

The method for switching from the state shown in Figure 2 to the state shown in Figure 3 is:

Connect the air source to extend the cylinder rod of the connecting member 4 and insert it into the corresponding hole on the ear seat 41, thereby connecting the rotatable beam one 81 and the rotatable beam two 82;

Operate the power device 71 to extend its cylinder rod, so that the first rotatable beam 81 and the second rotatable beam 82 rotate together to a vertical position;

Operate the second locking member 61 to extend the cylinder rod and insert it into the second buckle 62, thus fixing the position of the second rotatable beam 82;

Operate the connecting member 4 to retract the cylinder rod to release the connection between the first rotatable beam 81 and the second rotatable beam 82;

Operate the power device 71 to retract the cylinder rod, and only the rotatable beam 81 rotates to a horizontal position. In this way, the distance between two adjacent finger beam bodies 31 can be increased, so that the corresponding specifications can be placed Ligen 15.

The method for switching from the state shown in Figure 2 to the state shown in Figure 4 is:

Operate the first locking part 51 to extend the cylinder rod and insert it into the first buckle 52, and operate the second locking part 61 to extend the cylinder rod and insert it into the second buckle 62, thus fixing all For the positions of the first rotatable beam 81 and the second rotatable beam 82, the distance between the two adjacent finger beam bodies 31 is further increased, so that the standing root 15 of the corresponding specification can be placed.

After the stand root 15 is placed between two adjacent finger beam bodies 31, the stand root 15 can be fixed by operating the locking clamp device 21.

Example 2

As shown in Figs. 5-6, the difference between this embodiment and the first embodiment is that the rotatable beam 81 is independently driven by a power device 711, and the rotatable beam 82 is independently driven by a power device 712. Specifically, one end of the first power device 711 is connected to the finger beam body one 31, the other end of the power device one 711 is connected to the rotatable beam one 81, and one end of the power device two 712 It is connected to the first finger beam body 31, and the other end of the second power device 712 is connected to the second rotatable beam 82. In this embodiment, the first power device 711 and the second power device 712 are cylinders, hydraulic cylinders or electric cylinders. When in use, the user can adjust the cylinder rods of the power device one 711 to expand and contract. The rotatable beam one 81 rotates, and the second rotatable beam 82 can be rotated by adjusting the expansion and contraction of the cylinder rod of the power unit two 712, without the need to use the connecting member 4 described in the first embodiment to The first rotatable beam 81 and the second rotatable beam 82 are connected first, and then the two are driven together.

After the cylinder rods of the first power unit 711 and the second power unit 712 are extended, they can be self-locked in the extended position, and there is no need to provide the locking member 51, the buckle 52, and the The second locking part 61 and the second buckle 62.

Example 3

As shown in Figures 7-8, an adjustable finger beam system includes a first layer of finger beams 11 and a second layer of finger beams 13. The first layer of finger beams 11 and the second layer of finger beams 13 have structures Similarly, the second layer of finger beams 13 is located directly below the first layer of finger beams 11, and both the first layer of finger beams 11 and the second layer of finger beams 13 include the adjustable finger beams described in Embodiment 1. .

As shown in Figure 9, because the standing roots are arranged between two adjacent finger beam bodies, the two most edge finger beam bodies in the adjustable finger beam system can be set differently, and one of them is provided with For the rotatable beam, the other one does not need to be provided with the rotatable beam, and it is sufficient to provide the locking clamp device 21.

When in use, the vertical roots are vertically passed through the first layer of finger beams 11 and the second layer of finger beams 13, and are placed between two adjacent finger beam bodies 31 to adjust the locking plate The device 21 is enough to fix the stand roots. The use of double-layer finger beams can limit the position of the stand roots and reduce the flexible deformation of the stand roots when they are discharged vertically, thereby increasing the stability of the standing roots in the vertical state and ensuring stable storage of the standing roots. ; By adjusting the adjustable finger beam, change the distance between two adjacent finger beam bodies 31, so as to discharge stand roots of different specifications.

Example 4

The difference between this embodiment and the third embodiment is that, as shown in Figures 10-12, the first layer of finger beams 11 and the second layer of finger beams 13 also include a number of fixed finger beams, each of which It includes at least two second finger beam bodies 32 arranged parallel to each other. The second finger beam body 32 is provided with a second locking clamp device 22 for fixing the standing root.

In this embodiment, the second finger beam body 32 is a box-shaped beam, and the second locking clamp device 22 can refer to the Chinese utility model patent "Automatic locking for finger beams" with the application number "CN201520730349.0" Tight pallet device".

The fixed finger beams are used to discharge standing roots of fixed specifications. When in use, the stand roots are placed between the two adjacent finger beam bodies 32, and the second locking chuck device 22 is adjusted to fix the stand roots. can.

Example 5

The difference between this embodiment and the third embodiment is that, as shown in FIG. 13, the adjustable finger beam also includes a middle finger beam 12, which is provided on the first layer of the finger beam 11 and the second layer. Between the finger beams 13, the middle finger beam 12 includes a number of three finger beam bodies 33, and the third finger beam body 33 is provided with a locking clamp device three 23. As shown in Figures 14-15, the middle finger beam 12 is hinged to the derrick 14, and the middle finger beam 12 can rotate around the hinge point to switch between a horizontal working state and a vertical storage state. In this embodiment, the middle finger beam 12 is hinged with the derrick 14 through a driving device 72, the driving device 72 is a cylinder, a hydraulic cylinder, or an electric cylinder, and one end of the driving device 72 is hinged with the middle finger beam 12 , The other end of the driving device 72 is hinged to the derrick 14.

In this embodiment, the finger beam body three 33 is a box-shaped beam, and the locking clamp device three 23 can refer to the Chinese utility model patent "Automatic locking for finger beams" with the application number "CN201520730349.0" Tight pallet device".

The specific operation method includes: when the middle finger beam 12 needs to be used, adjusting the cylinder rod of the driving device 72 to extend it so that the middle finger beam 12 rotates around the hinge point to a horizontal position, and switches to a horizontal working state , Used to support the stand with poor rigidity, and lock it with the locking clamp device 323 to reduce the flexural deformation; when the middle finger beam 12 is not needed, adjust the driving device 72 The cylinder rod retracts, thereby driving the middle finger beam 12 to rotate around the hinge point to a vertical position, switch to a vertical storage state, and release the occupied space.

The middle finger beam 12 includes a plurality of the adjustable finger beams and/or a plurality of the fixed finger beams, so that the first layer finger beams 11 and the second layer finger beams 13 are opposed to each other well. Root discharge.

Example 6

As shown in FIG. 16, the difference between this embodiment and Embodiment 3 is that the first layer of finger beams 11 further includes a plurality of fixed finger beams, and each of the fixed finger beams includes at least two finger beams arranged in parallel with each other. The second body 32, the second finger beam body 32 is provided with a second locking clamp device 22 for fixing the standing root.

The adjustable finger beams also include a middle finger beam 12, which is arranged between the first layer of finger beams 11 and the second layer of finger beams 13, and the middle finger beams 12 include a number of finger beams. The third main body 33 is provided with a locking clamp device three 23 on the third finger beam main body 33. As shown in Figures 14-15, the middle finger beam 12 is hinged to the derrick 14, and the middle finger beam 12 can rotate around the hinge point to switch between a horizontal working state and a vertical storage state. In this embodiment, the middle finger beam 12 is hinged with the derrick 14 through a driving device 72, the driving device 72 is a cylinder, a hydraulic cylinder, or an electric cylinder, and one end of the driving device 72 is hinged with the middle finger beam 12 , The other end of the driving device 72 is hinged to the derrick 14.

Example 7

The difference between this embodiment and the sixth embodiment is that one end of the finger beam body 31 is connected to the derrick 14, and the other end of the finger beam body 31 is provided with a proximity switch for real-time monitoring of the state of the end clamp; Yes, one end of the second finger beam body 32 is connected to the derrick 14, and the other end of the second finger beam body 32 is provided with a proximity switch for real-time monitoring of the state of the end clamp; one end of the finger beam body three 33 is connected to The derrick 14 is connected, and the other end of the finger beam body 33 is provided with a proximity switch for real-time monitoring of the state of the end card board. The proximity switch includes a switch element, a cable and a switch mounting frame.

The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention shall be included in the protection of the present invention. Within range.

Claims

An adjustable finger beam, characterized in that it comprises at least two finger beam bodies (31) arranged in parallel with each other, and at least one finger beam body (31) is provided with a rotatable beam and a power device ( 71), the power device (71) can rotate the rotatable beam and change the distance between two adjacent finger beam bodies (31).
The adjustable finger beam according to claim 1, wherein the rotatable beam is hinged with the finger beam body one (31), and the finger beam body one (31) is provided with a position lock Device, the position locking device is used to fix the position of the rotatable beam.
The adjustable finger beam according to claim 2, wherein the rotatable beam and the finger beam body one (31) are connected by a rotating rod, and one end of the rotating rod is connected to the The rotatable beam is fixedly connected, and the other end of the rotating rod is hinged with the finger beam body (31).
The adjustable finger beam according to claim 2, wherein the position locking device comprises a locking part and a buckle, and the locking part is located on the finger beam body one (31), and the buckle Located on the rotatable beam, the locking part is matched with the buckle ring.
The adjustable finger beam according to claim 1, wherein the number of the rotatable beams is greater than or equal to two.
The adjustable finger beam according to claim 5, wherein the rotatable beam comprises a rotatable beam one (81) and a rotatable beam two (82), and the rotatable beam one (81) and The two rotatable beams (82) are hinged with the finger beam body one (31).
The adjustable finger beam according to claim 6, wherein the finger beam body one (31) is provided with a locking clamp device (21) for fixing the standing root.
The adjustable finger beam according to claim 7, further comprising a connecting part (4), the connecting part (4) is used to connect the rotatable beam one (81) and the rotatable The two beams (82) are connected.
The adjustable finger beam according to any one of claims 1-7, wherein each of the rotatable beams is individually driven by one of the power devices (71).
An adjustable finger beam system, characterized in that it comprises a first layer of finger beams (11) and a second layer of finger beams (13), the first layer of finger beams (11) and the second layer of finger beams ( 13) The structure is the same, the second layer of finger beams (13) is located directly below the first layer of finger beams (11), the first layer of finger beams (11) and the second layer of finger beams (13) are both It includes a plurality of adjustable finger beams according to any one of claims 1-9.
The adjustable finger beam system according to claim 10, characterized in that the first layer of finger beams (11) and the second layer of finger beams (13) further comprise a plurality of fixed finger beams, each of which The fixed finger beam includes at least two two finger beam bodies (32) arranged in parallel with each other, and the second finger beam body (32) is provided with a second locking chuck device (22) for fixing the standing root.
An adjustable finger beam system according to claim 11, further comprising a middle finger beam (12), and the middle finger beam (12) is arranged on the first layer of the finger beam (11) and the Between the second layer of finger beams (13), the middle finger beam (12) is used for hinged connection with the derrick (14), and the middle finger beam (12) can rotate around the hinge point to switch between horizontal and vertical working states. In the stored state, the middle finger beam (12) includes a plurality of the adjustable finger beams and/or a plurality of the fixed finger beams.