CN214366006U - Finger-beam spacing adjusting device for racking platform - Google Patents

Abstract

The utility model discloses a racking platform finger distance adjusting device, including fixed finger and slip finger, fixed finger with the shape size of slip finger is unanimous, just fixed finger with the range upon range of setting of slip finger, fixed finger is connected with the power cylinder, the power cylinder connect in the slip finger, the power cylinder is used for the drive the slip finger is relative fixed finger dislocation is removed to change the size of interval between two fingers. A two-layer platform finger-board interval adjusting device, the slip finger be with the overall structure that fixed finger-board shape size is unanimous, the regional overall adjustment in finger-board clearance during regulation, need not adjust alone every finger-board, improved regulation efficiency, convenient and fast uses the power cylinder saves manpower work, can infinitely variable control the stroke of slip finger, this two-layer platform finger-board interval adjusting device simple structure, convenient to use, respond well.

Description

Finger-beam spacing adjusting device for racking platform

Technical Field

The utility model relates to a technical field is equipped to the oil, especially relates to a racking platform fingerboard interval adjusting device.

Background

During drilling construction operation, due to various operation working conditions, drilling tools matched with specifications and sizes are also various. Wherein the well drilling tools typically range in size from 2-3/8in to 5-1/2 in. If the drilling operation is required, the design of the distance between the two-layer platform fixed fingerboards needs to meet the size requirement of the largest conventional drilling tool, and the design distance is generally about 150 mm. The width of the fixed finger beam can meet the construction operation of drilling and pipe discharging, but when small-specification drilling tools are discharged, the situation that the drilling tools are disordered and even toppled over in the finger beam can occur, if storm weather is met during operation, the small drill rod is easy to swing violently under the action of wind power, the small drill rod and the drill rod are impacted mutually, the site noise is serious, impact load is formed on the derrick and the racking platform, and risks are brought to the safety of the derrick and the racking platform structure. If the drilling operation is to be continued, the racking platform finger beam rows are replaced or the racking platform finger beams are slid to meet the requirement of placing the drill rods. However, in the automatic racking platform using the racking platform automatic pipe arranging manipulator, if the mode of replacing the racking platform finger beam is still used, the equipment cost is greatly increased and the replacement difficulty is greatly increased due to the automatic control device; if the mode of manual sliding adjustment racking platform finger is adopted, the adjustment difficulty is very high, and the requirement of the racking platform automatic pipe arranging manipulator on the precision of the racking platform finger during automatic pipe arranging can not be met almost.

In order to solve the problem that the whole fingerboard frame is difficult to disassemble and replace, a two-layer platform fingerboard distance automatic adjusting mechanism is designed, a fingerboard adjustable two-layer platform in the prior patent CN110500050A provides a two-layer platform fingerboard distance adjusting mechanism, the fingerboard distance is adjusted by adjusting a sleeve and a lead screw which are arranged between two fingerboards, although the fingerboard can be adjusted in the mode, the adjustment is required to be respectively carried out between every two adjacent groups of fingerboards, and the adjusting efficiency of the two-layer platform with multiple rows of fingerboards is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: aiming at the problem that the adjustment efficiency of the double-layer platform with multiple rows of finger beams is low, the finger beam distance adjusting device for the double-layer platform is provided by adjusting the distance between the finger beams by adjusting a sleeve and a lead screw which are arranged between the two finger beams.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a racking platform finger distance adjusting device, includes fixed finger and slip finger, fixed finger with the range upon range of setting of slip finger, fixed finger is connected with the power cylinder, the power cylinder connect in the slip finger, the power cylinder is used for the drive the slip finger is relative fixed finger dislocation of removal to change the size of interval between two fingers.

Initially, the fixed and sliding fingerboards are aligned with a maximum clearance between the two fingers for discharging a maximum diameter size drill; when the drilling tool with the smaller diameter is required to be discharged, the power cylinder is started, the sliding finger beam moves in a staggered mode relative to the fixed finger beam, the size of the space between the two fingers is changed, and the drilling tool with the smaller diameter is matched.

Adopt a two-layer platform finger-beam interval adjusting device, the slip finger-beam be with the overall structure of fixed finger-beam shape size unanimity, the regional overall adjustment in finger-beam clearance during regulation, need not adjust alone every finger-beam, improved regulation efficiency, convenient and fast uses the power cylinder saves manpower work, can infinitely variable control the stroke of slip finger-beam, this two-layer platform finger-beam interval adjusting device simple structure, convenient to use, respond well.

Preferably, the sliding fingerboard is disposed above the fixed fingerboard.

Further preferably, an adjusting support is arranged on the fixed fingerboard and is sleeved on the end part of the sliding fingerboard in a sliding manner.

Further preferably, the inner wall of the adjusting support is provided with at least one sliding plate, the end part of the sliding fingerboard is correspondingly provided with the sliding plate, and the sliding plate on the adjusting support is attached to the sliding plate on the sliding fingerboard.

Further preferably, an adjusting part is arranged on the adjusting support, and the adjusting part is used for adjusting the distance between the sliding plate on the adjusting support and the sliding plate on the sliding fingerboard, and fastening or loosening the sliding fingerboard on the adjusting support.

By adopting the structure, the adjusting support is connected with the sliding finger beam in a sliding manner, specifically, the sliding finger beam can slide in the adjusting support, and the adjusting component can relatively lock the sliding finger beam and the adjusting support after the sliding finger beam changes position, so that the adjusting support can be suitable for assembling the sliding finger beams with different sizes and is convenient to slide.

Further preferably, the adjusting member is an adjusting bolt.

Further preferably, at least one sliding plate is arranged on the inner wall of the adjusting support, a roller is correspondingly arranged at the end part of the sliding fingerboard, and the roller abuts against the sliding plate;

or at least one roller is arranged on the inner wall of the adjusting support, the sliding plate is correspondingly arranged at the end part of the sliding fingerboard, and the roller is abutted to the sliding plate.

Further preferably, the adjusting support is provided with an adjusting component, and the adjusting component is used for adjusting the distance between the sliding plate and the roller, and fastening or loosening the sliding fingerboard on the adjusting support.

Further preferably, the adjusting member is an adjusting bolt.

Further preferably, a first roller and a second roller are arranged on the adjusting support, the first roller is supported at the bottom of the sliding fingerboard, and the second roller is supported at the side of the sliding fingerboard.

By adopting the structure, the adjusting support and the sliding finger beam are in contact with each other through the first roller and the second roller, the sliding connection is converted into rolling connection, the friction force is smaller, and the sliding finger beam can move along the direction limited by the adjusting support more conveniently.

Further preferably, the sliding fingerboard comprises a cross bar and a sliding fingerboard body provided thereon.

Further preferably, the device for adjusting the distance between the two-layer platform finger beams further comprises a positioning mechanism, the positioning mechanism comprises a positioning seat arranged on the fixed finger beam and a positioning block arranged on the cross rod, the positioning block is matched with the positioning seat, and the positioning mechanism is used for relatively fixing the position between the sliding finger beam and the fixed finger beam before or after the sliding finger beam is displaced relative to the fixed finger beam.

By adopting the structure, the sliding finger beam and the fixed finger beam are relatively fixed through the positioning mechanism, the normal use of the finger beam of the racking platform is ensured, when drilling tools with other diameters are required to be discharged, the positioning mechanism is unlocked, the sliding finger beam is adjusted to move in a staggered way relative to the fixed finger beam, and the positioning mechanism is locked after the sliding finger beam and the fixed finger beam are adjusted in place.

Further preferably, the positioning block and the positioning seat are matched through a bolt.

Further preferably, a slotted hole which is through up and down is formed in the cross rod, a first support is arranged on the fixed finger beam and penetrates through the slotted hole, a second support is arranged on the sliding finger beam, one end of the power cylinder is hinged to the first support, and the other end of the power cylinder is hinged to the second support.

Further preferably, both ends of the sliding fingerboard are respectively provided with a through sliding slot hole, the adjusting support is provided with a rotating shaft, and the shaft is matched in the sliding slot holes.

Preferably, the power cylinder is a hydraulic cylinder or a pneumatic cylinder.

Preferably, a supporting plate is arranged between the sliding fingerboard and the fixed fingerboard, the supporting plate is fixedly connected with the fixed fingerboard, the sliding fingerboard is provided with a sliding plate seat corresponding to the supporting plate, or the supporting plate is fixedly connected with the sliding fingerboard, the fixed fingerboard is provided with a sliding plate seat corresponding to the supporting plate, and the sliding plate seat moves relative to the fixed fingerboard through hard friction of the supporting plate.

Further preferably, a sliding plate is arranged in the sliding plate seat and is connected with the supporting plate in a sliding manner; when the sliding plate is used, lubricant is injected into the sliding plate seat so as to reduce the friction force between the sliding plate and the bottom in the sliding plate seat and between the sliding plate and the contact surface of the supporting plate.

Further preferably, the support plate and the fixed fingerboard or the sliding fingerboard are integrally formed members.

Preferably, a supporting plate is arranged on the fixed finger beam and connected with at least one roller part, a third roller is arranged on the roller part, and the roller part is supported at the bottom of the sliding finger beam; or the bottom of the sliding fingerboard is provided with a support plate, the support plate is connected with at least one roller component, the roller component is provided with a third roller, and the roller component acts on the top surface of the fixed fingerboard; the roller component can improve the stress condition of the sliding fingerboard, and is convenient for the sliding of the sliding fingerboard.

Further preferably, the roller member is disposed at a distance between the two adjustment supports.

Preferably, a displacement sensor is arranged on the power cylinder.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses a racking platform finger spacing adjusting device, the slip finger be with the overall structure of fixed finger shape size unanimous, finger clearance regional overall adjustment when adjusting, need not each finger individual adjustment, improved regulation efficiency, convenient and fast uses the power cylinder, saves manpower work, can infinitely variable control the stroke of slip finger, the racking platform finger spacing adjusting device simple structure, convenient to use, respond well;

2. the utility model discloses a racking platform finger spacing adjusting device, the adjusting support with the slip finger sliding connection, specifically the slip finger can slide in the adjusting support, through the adjusting part can be after the slip finger changes the position with the slip finger and the adjusting support relative locking, make the adjusting support can be applicable to the assembly of the slip finger of different sizes, also be convenient for slide;

3. the utility model discloses a racking platform finger spacing adjusting device, be equipped with first gyro wheel and second gyro wheel on the regulation support, the first gyro wheel supports in the slip finger bottom, the second gyro wheel supports in the slip finger lateral part, the regulation support with the slip finger passes through the contact of first gyro wheel with the second gyro wheel, turns into the roll connection with sliding connection, frictional force is littleer, is more convenient for the slip finger along the direction of adjusting the support restriction move;

4. the utility model discloses a racking platform finger spacing adjusting device, through the positioning mechanism with the slip finger with fixed finger relatively fixed, guarantee racking platform finger's normal use, when needing to discharge other diameter size drilling tools, unblock the positioning mechanism, adjust the slip finger relative fixed finger dislocation removal, adjust to target in place after with the positioning mechanism locking;

5. a racking platform fingerboard interval adjusting device, be equipped with the slide in the slide seat, slide sliding connection in the backup pad is in during the use pour into emollient in the slide seat, in order to reduce the slide with bottom reaches in the slide seat the slide with frictional force between the backup pad contact surface.

Drawings

FIG. 1 is a schematic front view of a two-stage fingerboard distance adjustment apparatus according to embodiment 1;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a right side view of FIG. 1;

FIG. 4 is a top view of FIG. 1;

FIG. 5 is a schematic view showing the structure of the sliding fingerboard in embodiment 1;

FIG. 6 is a schematic view of the structure of an adjusting mount in embodiment 1;

FIG. 7 is a schematic structural view of the positioning socket in embodiment 1;

FIG. 8 is a schematic perspective view of the device for adjusting the distance between two-layered platform finger boards according to embodiment 3;

FIG. 9 is a schematic front view of the distance adjusting device for two-stage fingerboards according to embodiment 3;

FIG. 10 is a left side view of FIG. 9;

FIG. 11 is a top view of FIG. 9;

FIG. 12 is a schematic view showing the structure of a sliding fingerboard in embodiment 3;

FIG. 13 is a schematic view of a structure of an adjusting mount in embodiment 3;

FIG. 14 is a schematic view (upside down) of the structure of the sliding fingerboard in embodiment 4;

FIG. 15 is a schematic perspective view of the distance adjusting device for two-layered finger boards according to example 5;

FIG. 16 is a cross-sectional view of the fixed and sliding fingerboards of either embodiment 5 or 6 in combination;

FIG. 17 is a sectional view showing the engagement of the slide holder, the slide plate and the support plate in embodiment 5 or 6;

FIG. 18 is a schematic perspective view of the device for adjusting the distance between two stage fingerboards according to embodiment 8;

fig. 19 is a schematic perspective view of the two-stage fingerboard distance adjustment device according to embodiment 9.

The labels in the figure are: 1-fixed fingerboard, 2-sliding fingerboard, 21-cross bar, 22-sliding fingerboard body, 23-slotted hole, 24-positioning block, 3-adjusting support, 31-adjusting part, 32-first roller, 33-second roller, 4-power cylinder, 41-first support, 42-second support, 5-positioning seat, 51-bolt, 6-roller part, 7-sliding board seat, 71-sliding board, 72-sliding board limiting plate and 8-supporting board.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1-7, the utility model discloses a two-layer platform finger-board distance adjusting device, including fixed finger-board 1, slip finger-board 2 and positioning mechanism.

As shown in fig. 1, 3 and 4, the fixed fingerboard 1 and the sliding fingerboard 2 have the same shape and size, the fixed fingerboard 1 and the sliding fingerboard 2 are stacked, and the sliding fingerboard 2 is disposed above the fixed fingerboard 1.

As shown in fig. 1-4, the sliding fingerboard 2 includes a cross bar 21 and a sliding fingerboard body 22 disposed thereon, the fixed fingerboard 1 is provided with an adjusting support 3, the adjusting support 3 is slidably sleeved on an end of the cross bar 21, the inner wall of the adjusting support 3 is provided with at least one sliding plate, the end of the sliding fingerboard 2 is correspondingly provided with the sliding plate, and the sliding plate on the adjusting support 3 is attached to the sliding plate on the sliding fingerboard 2.

As shown in fig. 1-4, a power cylinder 4 is connected to the fixed fingerboard 1, the power cylinder 4 is connected to the sliding fingerboard 2, and the power cylinder 4 is used for driving the sliding fingerboard 2 to move in a staggered manner relative to the fixed fingerboard 1 so as to change the size of the space between the two fingers.

As shown in fig. 2 and 5, a slot 23 penetrating up and down is formed in the cross bar 21, a first support 41 is arranged on the fixed fingerboard 1, the first support 41 penetrates through the slot 23, a second support 42 is arranged on the sliding fingerboard 2, one end of the power cylinder 4 is hinged to the first support 41, and the other end of the power cylinder is hinged to the second support 42, specifically, the power cylinder 4 is a hydraulic cylinder or a pneumatic cylinder, and a displacement sensor is arranged on the power cylinder 4 to obtain a displacement value of the sliding fingerboard 2.

As shown in fig. 2, 4, 5 and 7, the positioning mechanism includes a positioning seat 5 disposed on the fixed finger 1 and a positioning block 24 disposed on the cross bar 21, the positioning block 24 is fitted to the positioning seat 5, the positioning mechanism is used for relatively fixing the position between the sliding finger 2 and the fixed finger 1 before or after the sliding finger 2 is displaced relative to the fixed finger 1, and specifically, the positioning block 24 and the positioning seat 5 are fitted through a bolt 51.

Initially, said fixed fingerboard 1 and said sliding fingerboard 2 are aligned, said positioning block 24 and said positioning socket 5 are locked by said bolt 51, with maximum clearance between the two fingers, suitable for discharging the drilling tools of the largest diameter size; when a drilling tool with a smaller diameter needs to be discharged, the bolt 51 is firstly pulled out, the positioning block 24 and the positioning seat 5 are unlocked, the power cylinder 4 is started, the sliding finger beam 2 moves in a staggered mode relative to the fixed finger beam 1, the size of the space between the two fingers is changed, the drilling tool with the smaller diameter is matched, after the drilling tool is moved to a specified position, the power cylinder 4 is closed, the bolt 51 is inserted, and the positioning block 24 and the positioning seat 5 are locked to lock the relative positions of the fixed finger beam 1 and the sliding finger beam 2.

By applying the utility model, the sliding fingerboard 2 is an integral structure with the same shape and size as the fixed fingerboard 1, the clearance area of the fingerboards is integrally adjusted during adjustment, and each fingerboard is not required to be independently adjusted, so that the adjustment efficiency is improved, the adjustment is convenient and quick, and the power cylinder 4 is used, so that the manual work is saved, and the stroke of the sliding fingerboard 2 can be steplessly adjusted; the adjusting support 3 is connected with the sliding fingerboard 2in a sliding manner, and particularly the sliding fingerboard 2 can slide in the adjusting support 3; the sliding fingerboard 2 and the fixed fingerboard 1 are relatively fixed through the positioning mechanism, so that the normal use of the two-layer platform fingerboard is ensured, when drilling tools with other diameters need to be discharged, the positioning mechanism is unlocked, the sliding fingerboard 2 is adjusted to move in a staggered mode relative to the fixed fingerboard 1, and the positioning mechanism is locked after the adjustment is in place; the finger beam distance adjusting device for the racking platform is simple in structure, convenient to use and good in effect.

Example 2

As shown in fig. 1-7, the difference between the two-layered platform finger-board distance adjusting device of the present invention and embodiment 1 is that in this embodiment, an adjusting component 31 is disposed on the adjusting support 3, the adjusting component 31 is used to adjust the distance between the sliding plate on the adjusting support 3 and the sliding plate on the sliding finger-board 2, and to fasten or loosen the sliding finger-board 2 on the adjusting support 3, specifically, the adjusting component 31 is an adjusting bolt.

The adjusting component 31 can lock the sliding finger 2 and the adjusting support 3 relatively after the sliding finger 2 changes position, so that the adjusting support 3 can be suitable for assembling the sliding finger 2 with different sizes and is convenient to slide.

Example 3

As shown in fig. 8-13, the difference between the two-layered platform finger space adjusting device of the present invention and embodiment 1 or embodiment 2 is that the inner wall of the adjusting support 3 is provided with at least one roller, the end of the sliding finger 2 is correspondingly provided with the sliding plate, and the roller abuts against the sliding plate; the adjusting support 3 is provided with an adjusting component 31, and the adjusting component 31 is used for adjusting the distance between the sliding plate and the roller, and fastening or loosening the sliding fingerboard 2 on the adjusting support 3.

In this embodiment, the adjusting support 3 is provided with a first roller 32 and a second roller 33, the first roller 32 is supported at the bottom of the sliding finger 2, the second roller 33 is supported at the side of the sliding finger 2, the adjusting support 3 and the sliding finger 2 are in contact with each other through the first roller 32 and the second roller 33, so that the sliding connection is converted into rolling connection, the friction force is smaller, and the sliding finger 2 is more convenient to move along the direction limited by the adjusting support 3.

Example 4

As shown in fig. 14, the difference between the two-layer platform finger space adjusting device of the present invention and embodiment 3 is that in this embodiment, the inner wall of the adjusting support 3 is provided with at least one sliding plate, the end of the sliding finger 2 is correspondingly provided with a roller, and the roller abuts against the sliding plate.

Example 5

As shown in fig. 15-17, the utility model relates to a two-layer platform finger-beam spacing adjusting device, the difference from embodiment 1 or embodiment 2 is that, in this embodiment, a support plate 8 is provided between the sliding fingerboard 2 and the fixed fingerboard 1, the supporting plate 8 is fixedly connected with the fixed fingerboard 1, the sliding fingerboard 2 is provided with a sliding plate seat 7 corresponding to the supporting plate 8, the slide plate seat 7 is moved relative to the fixed fingerboard 1 by hard friction of the support plate 8, a sliding plate 71 is arranged in the sliding plate seat 7, the sliding plate 71 is slidably connected with the supporting plate 8, and specifically, the supporting plate 8 and the fixed fingerboard 1 are integrally formed, when in use, lubricant is injected into the sliding plate seat 7, so as to reduce the friction force between the sliding plate 71 and the bottom in the sliding plate seat 7 and the contact surface of the sliding plate 71 and the supporting plate 8; sliding plate limiting plates 72 are arranged at two ends of the sliding plate seat 7 to prevent the sliding plate 71 from sliding out of the sliding plate seat 7; wherein the support plate 8 can be attached to the side wall of the fixed fingerboard 1 or to the top of the fixed fingerboard 1.

Example 6

As shown in fig. 16-17, the difference between the two-layer platform finger space adjusting device of the present invention and the embodiment 5 is that, in this embodiment, the supporting plate 8 is fixedly connected to the sliding finger 2, the fixed finger 1 is provided with the sliding plate seat 7 corresponding to the supporting plate 8, specifically, the supporting plate 8 and the sliding finger 2 are an integrally formed component; as shown in fig. 16, two ends of the slide plate seat 7 are provided with slide plate limiting plates 72 to prevent the slide plate 71 from sliding out of the slide plate seat 7; wherein the support plate 8 may be attached to the side walls of the sliding fingerboard 2 or to the bottom of the sliding fingerboard 2 as shown in fig. 16 or 17.

Example 7

A racking platform finger-board interval adjusting device, on embodiment 5 or embodiment 6's basis, as shown in fig. 8, 10 and 11, be equipped with backup pad 8 on the fixed finger-board 1, at least one gyro wheel part 6 is connected to backup pad 8, be equipped with the third gyro wheel on the gyro wheel part 6, gyro wheel part 6 support in 2 bottoms of slip finger-board, gyro wheel part 6 is two adjust the interval setting between the support 3, gyro wheel part 6 can improve the atress condition of slip finger-board 2 is convenient for the slip of slip finger-board 2.

Example 8

As shown in fig. 18, the difference between the two-layer platform finger space adjusting device of the present invention and embodiment 7 is that, in this embodiment, a supporting plate 8 is disposed at the bottom of the sliding finger 2, the supporting plate 8 is connected to at least one roller member 6, a third roller is disposed on the roller member 6, and the roller member 6 acts on the top surface of the fixed finger 1.

Example 9

As shown in fig. 19, the difference between the two-layer platform finger spacing adjustment device of the present invention and embodiment 1 or embodiment 3 is that, in this embodiment, the two ends of the sliding finger 2 are respectively provided with a sliding slot hole for penetrating through, the adjusting support 3 is provided with a rotating shaft, and the shaft is fitted in the sliding slot hole, so that the sliding finger 2 can move in the adjusting support 3, thereby realizing that the sliding finger 2 moves relative to the fixed finger 1.

Example 10

A racking platform finger-board interval adjusting device, with embodiment 9's difference lie in, in this embodiment, be equipped with the slotted hole that runs through on adjusting the support 3, 2 both ends of slip finger-board correspond respectively and are equipped with the pivoted axle, the axle cooperate in the slotted hole, make slip finger-board 2 can move in adjusting the support 3, thereby realize slip finger-board 2 is relative fixed finger-board 1 removes.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (17)

1. The utility model provides a two-layer platform finger distance adjusting device, includes fixed finger (1) and slip finger (2), its characterized in that, fixed finger (1) with slip finger (2) range upon range of setting, fixed finger (1) is connected with power cylinder (4), power cylinder (4) connect in slip finger (2), power cylinder (4) are used for the drive slip finger (2) are relative fixed finger (1) dislocation is removed to change the size of interval between two fingers.

2. Racking platform finger spacing adjustment device according to claim 1, characterized in that said sliding finger (2) is provided above said fixed finger (1).

3. The racking platform finger spacing adjusting device according to claim 2, wherein said fixed finger (1) is provided with an adjusting support (3), and said adjusting support (3) is slidably sleeved on the end of said sliding finger (2).

4. The racking platform finger spacing adjustment device according to claim 3, wherein the inner wall of said adjustment support (3) is provided with at least one sliding plate, said sliding plate is correspondingly provided at the end of said sliding finger (2), said sliding plate on said adjustment support (3) is attached to said sliding plate on said sliding finger (2).

5. The racking board finger spacing adjustment device according to claim 4, wherein said adjustment support (3) is provided with an adjustment member (31), said adjustment member (31) is used for adjusting the distance between said sliding plate on said adjustment support (3) and said sliding plate on said sliding finger (2), and fastening or loosening said sliding finger (2) on said adjustment support (3).

6. The racking platform finger spacing adjusting device according to claim 3, wherein the inner wall of said adjusting support (3) is provided with at least one sliding plate, and the end of said sliding finger (2) is correspondingly provided with a roller, said roller is abutted against said sliding plate;

or at least one roller is arranged on the inner wall of the adjusting support (3), the sliding plate is correspondingly arranged at the end part of the sliding fingerboard (2), and the roller is abutted to the sliding plate.

7. The racking board fingerboard spacing adjustment device according to claim 6, characterized in that an adjustment member (31) is provided on said adjustment support (3), said adjustment member (31) being used to adjust the distance between said sliding plate and said roller, to tighten or loosen said sliding fingerboard (2) on said adjustment support (3).

8. The device for adjusting the distance between the two-layer platform finger boards according to claim 6, wherein the adjusting support (3) is provided with a first roller (32) and a second roller (33), the first roller (32) is supported at the bottom of the sliding finger board (2), and the second roller (33) is supported at the side of the sliding finger board (2).

9. The racking board finger spacing adjustment device according to claim 3 wherein said sliding finger (2) comprises a cross bar (21) and a sliding finger body (22) provided thereon.

10. The device for adjusting the distance between the two-layer platform finger boards according to claim 9, further comprising a positioning mechanism, wherein the positioning mechanism comprises a positioning seat (5) disposed on the fixed finger board (1) and a positioning block (24) disposed on the cross bar (21), the positioning block (24) is fitted to the positioning seat (5), and the positioning mechanism is used for fixing the position between the sliding finger board (2) and the fixed finger board (1) before or after the sliding finger board (2) is displaced relative to the fixed finger board (1).

11. The racking-platform finger spacing adjusting device according to claim 9, wherein a slotted hole (23) penetrating up and down is formed in the cross bar (21), a first support (41) is arranged on the fixed finger (1), the first support (41) penetrates through the slotted hole (23), a second support (42) is arranged on the sliding finger (2), one end of the power cylinder (4) is hinged to the first support (41), and the other end of the power cylinder is hinged to the second support (42).

12. The racking platform finger spacing adjustment device according to claim 3, wherein said sliding finger (2) is provided with a sliding slot hole at each end, and said adjusting support (3) is provided with a rotating shaft, said shaft fitting into said sliding slot hole.

13. The racking platform finger spacing adjusting device according to claim 1, wherein a support plate (8) is arranged between said sliding finger (2) and said fixed finger (1), said support plate (8) is fixedly connected to said fixed finger (1), said sliding finger (2) is provided with a slide plate seat (7) corresponding to said support plate (8), or said support plate (8) is fixedly connected to said sliding finger (2), said fixed finger (1) is provided with a slide plate seat (7) corresponding to said support plate (8), said slide plate seat (7) is moved relative to said fixed finger (1) by hard friction of said support plate (8).

14. The racking board fingerboard spacing adjustment device according to claim 13, characterized in that a sliding plate (71) is provided in said sliding plate base (7), said sliding plate (71) being slidably connected to said support plate (8).

15. Racking platform finger spacing adjustment device according to claim 13, characterized in that said support plate (8) is an integrally formed member with said fixed finger (1) or said sliding finger (2).

16. The racking platform finger spacing adjustment device according to claim 1, wherein said fixed finger (1) is provided with a support plate (8), said support plate (8) is connected to at least one roller member (6), said roller member (6) is provided with a third roller, said roller member (6) is supported on the bottom of said sliding finger (2);

or a supporting plate (8) is arranged at the bottom of the sliding fingerboard (2), the supporting plate (8) is connected with at least one roller component (6), a third roller is arranged on the roller component (6), and the roller component (6) acts on the top surface of the fixed fingerboard (1).

17. The racking board fingerboard spacing adjustment device according to any one of claims 1-16, characterized in that a displacement sensor is provided on said power cylinder (4).

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