CN112832691A

CN112832691A - Oil derrick reinforced structure

Info

Publication number: CN112832691A
Application number: CN202011617694.5A
Authority: CN
Inventors: 苟芝会
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-05-25

Abstract

The invention provides a petroleum derrick reinforcing structure, which comprises supporting columns, a crawling ladder and a pre-buried fixing block, wherein the crawling ladder is fixedly arranged on the supporting columns; four groups of support columns are arranged in an aligned mode, the upper ends of the support columns are connected with a primary workbench through upper flange plates in a bolted mode, and the lower ends of the support columns are connected with a support bottom plate through lower flange plates in a bolted mode; an auxiliary dismounting device is arranged above the lower flange plate, and wedge nails sequentially penetrate through the limiting plate and the supporting bottom plate; the first-stage workbench is fixedly connected with the second-stage workbench through a support, fences are arranged on the periphery of the second-stage workbench, and four groups of folding stools are arranged on left and right fence plates of the fences in an aligned mode. According to the side support frame, the anti-slip grooves are annularly formed in the outer surface of the cross rod, so that friction force can be increased, safety of workers in a climbing process is improved, the side support frame and the side support frame can be fixed through mutual attraction of the magnets A and the magnets B, and the side support frame and the seat plate are prevented from slipping out of the fixing frame, so that adverse effects are brought to construction operation of the workers.

Description

Oil derrick reinforced structure

Technical Field

The invention belongs to the technical field of oil exploitation, and particularly relates to a reinforcing structure of an oil derrick.

Background

China's petroleum resources are mainly distributed in northeast and northwest regions, the natural conditions of the regions are severe, a derrick needs to be erected in the process of extracting petroleum in the field, the petroleum derrick is large in size and high in gravity center, the stability of the derrick is seriously influenced when extreme weather such as strong wind, heavy rain and the like occurs, resonance or transverse disturbance force can be generated when equipment works, and the safety of workers on the derrick can be threatened, so that the petroleum derrick needs to be reinforced to increase the stability, for example, the prior Chinese patent with the patent number of CN 110965946A discloses a derrick reinforcing structure for petroleum drilling and repairing, the derrick reinforcing structure comprises a device main body, a fixed box body and a fixed telescopic groove, the top of the device main body is fixedly connected with the fixed box body, the bottom of the device main body is embedded and connected with the fixed telescopic groove, and a clamping strip is fixedly connected inside the fixed telescopic groove, one side swing joint of card strip has the locating pin, and the top fixedly connected with screw of device main part, the wheel can be dismantled to the bottom fixedly connected with of device main part, and the top fixedly connected with draw-in groove of fixed box can be dismantled the inboard fixedly connected with shrinkage branch breach of wheel, and the breach middle part fixedly connected with connecting rod is divided in the shrinkage.

Based on the above patent, it still has the following disadvantages: adopt to cut fork structure and come supporting platform, be difficult to alleviate the horizontal disturbing force that produces when equipment moves, lead to the threat for the stability of derrick, the workman on the derrick belongs to high altitude construction simultaneously, tired out easily, and lacks the place that supplies the workman to sit down the rest on the derrick, leads to the rest that the workman can not be fine after tired to lead to work efficiency to reduce, can cause the incident even.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a reinforcing structure for an oil derrick is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a reinforcing structure of an oil derrick, which aims to solve the problems that the oil derrick is poor in stability and cannot be seated for rest after workers are tired.

The purpose and the effect of the oil derrick reinforcing structure are achieved by the following specific technical means: a reinforcing structure of an oil derrick comprises supporting columns, a crawling ladder and a pre-buried fixing block; four groups of support columns are arranged in an aligned mode, the upper ends of the support columns are connected with a primary workbench through upper flange plates in a bolted mode, and the lower ends of the support columns are connected with a support bottom plate through lower flange plates in a bolted mode; an auxiliary dismounting device is arranged above the lower flange plate, and wedge nails sequentially penetrate through the limiting plate and the supporting bottom plate; two groups of crawling ladders are arranged in an aligned mode, the upper ends of the crawling ladders are connected with the first-stage workbench through bolts, and the lower ends of the crawling ladders are fixedly connected with the pedals; two groups of T-shaped blocks are arranged on the upper surface of the embedded fixed block in an aligned mode, and the embedded fixed block is slidably clamped in a track groove at the lower end of the pedal through the two groups of T-shaped blocks; the primary workbench is fixedly connected with the secondary workbench through a support, fences are arranged on the periphery of the secondary workbench, and four groups of folding stools are arranged on left and right fence plates of the fences in a contraposition manner; the outer surface of the support is provided with a vertical ladder.

Furthermore, the upper flange plate is nested and installed inside a lower flange groove at the lower end of the primary workbench, the thickness of the upper flange plate is the same as the depth of the lower flange groove, the lower flange plate is nested and installed in the upper flange groove on the upper surface of the supporting base plate, and the upper end surface of the bolt is flush with the upper surface of the supporting base plate after the bolt is screwed.

Furthermore, the upper flange plate is fixedly connected with the primary workbench through a connecting plate, three groups of connecting plates are annularly arranged, the upper end of the reinforcing plate is fixedly connected with the connecting plate, and the lower end of the reinforcing plate is fixedly connected with the support column.

Further, supplementary dismounting device includes threaded rod, fixed plate and limiting plate, fixed plate and support column fixed connection, and the fixed plate both ends are equipped with a screw hole respectively, and the threaded rod counterpoints and is equipped with two sets ofly, and the threaded rod passes the screw hole at fixed plate both ends and rotates with the limiting plate to be connected, and the limiting plate outside is equipped with a set of through-hole.

Furthermore, the horizontal distance from the outer end face of the fixed plate to the end face of the excircle of the wedge nail is 5 cm.

Furthermore, two groups of bolt holes are formed in the upper surface of the T-shaped block, four groups of positioning holes are formed in the surface of the pedal in an aligning mode, and when the T-shaped block is completely clamped in the track groove in the pedal, the positioning holes are overlapped with the bolt holes.

Furthermore, the middle position of the vertical ladder is uniformly provided with a cross rod, the surface of the cross rod is uniformly provided with an anti-skidding groove, and the outer part of the vertical ladder is provided with an arc-shaped anti-blocking plate.

Further, the folding stool comprises a fixing frame, a seat plate and a side support frame, the fixing frame is fixedly connected with the fence, the lower end of the seat plate is rotatably connected with the lower end of the fixing frame, the side support frame is rotatably connected with the upper end of the seat plate, and when the seat plate rotates to a horizontal position and the side support frame rotates to a vertical position, the lower end face of the side support frame is attached to the upper surface of the secondary workbench.

Further, folding stool still includes magnet A and magnet B, and the inboard counterpoint in mount upper end is equipped with two sets of magnet A, and the lateral support frame upper end outside is counterpointed and is equipped with two sets of magnet B, and when the bedplate all was in vertical state with the lateral support frame, magnet A laminated with magnet B mutually.

Compared with the prior art, the invention has the following beneficial effects:

in the invention, the upper flange plate at the upper end of the supporting column is completely nested in the lower flange groove in the primary workbench, so that the upper flange plate at the upper end of the supporting column can better resist the transverse disturbance force when the derrick is subjected to severe weather such as strong wind, slight swinging can be generated under the action of external force, bolts on the flange plate can be gradually loosened after long-term swinging, the upper flange plate and the primary workbench can be fixed through the connecting plate, the swinging amplitude of the device can be reduced, the pressure on the bolts in the swinging process of the derrick can be reduced, the wedge nails sequentially pass through the through holes at the outer sides of the limiting plates and the supporting baseplate by means of tools such as hammers and the like on the supporting baseplate and are smashed underground, and the stability of the derrick is improved, the lower end of the ladder stand is welded with the pedal, the embedded fixing block is arranged in the pedal through a T-shaped block sliding clamp at the upper end, the ladder stand can be fixed through the arrangement of the embedded fixing block, so that the ladder stand bears a part of buffer force in the process that the derrick swings under external force, the derrick is reinforced again, the wedge nail needs to be pulled out in the process that the derrick is disassembled after being used, but the wedge nail is large in volume and long in underground length, so that difficulty exists in the pulling-out process, the threaded rod can be rotated by means of a tool such as a wrench and the like through the arrangement of the threaded rod and the limiting plate, the limiting plate can be driven to ascend through the rotation of the threaded rod, so that upward lifting force can be provided for the wedge nail, the wedge nail can be pulled out in an auxiliary mode, meanwhile, the upper end of the supporting column is connected with the first-level workbench through a, the derrick is more convenient and rapid in the process of disassembling after the derrick is used, in autumn and winter, water drops and frost are easily condensed on the outer surface of the cross rod, a worker easily slips in the process of climbing, the friction force can be increased by arranging the anti-slip grooves in the annular shape on the outer surface of the cross rod, the safety factor is improved, the folding stool is welded on the breast boards at the left end and the right end of the fence, when the worker is tired, the seat board can be rotated for 90 degrees and laid flat, the lower end surface of the side support frame is attached to the upper surface of the secondary workbench, the stability of the folding stool is ensured, after the worker has a rest, the seat board can be rotated for 90 degrees in the reverse direction, then the magnet A is attached to the magnet B, the fixing frame and the side support frame can be fixed by the mutual attraction of the magnet A and the magnet B, and the side support frame and the seat, thereby causing an adverse effect on the construction of workers.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a schematic view of the structure of the upper flange plate of the invention.

Fig. 4 is an enlarged schematic view of the invention at a in fig. 3.

Fig. 5 is a schematic view of the disassembly assisting apparatus of the present invention.

Fig. 6 is a schematic view of the ladder stand structure of the present invention.

Fig. 7 is a schematic view of the vertical ladder structure of the present invention.

Fig. 8 is a schematic view of the stent structure of the present invention.

Fig. 9 is a schematic structural view of the folding stool of the present invention.

Fig. 10 is a schematic view of a cross bar configuration of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a primary stage; 101. a lower flange groove; 2. a support pillar; 201. an upper flange plate; 202. a lower flange plate; 3. a connecting plate; 301. a reinforcing plate; 4. a support base plate; 401. an upper flange groove; 5. an auxiliary detaching device; 501. a threaded rod; 502. a fixing plate; 503. a limiting plate; 6. wedging nails; 7. climbing a ladder; 701. positioning holes; 702. a pedal; 8. pre-burying a fixed block; 801. a T-shaped block; 8011. a keyhole; 9. erecting a ladder; 901. a cross bar; 9011. an anti-slip groove; 902. arc-shaped blocking prevention; 10. a secondary stage; 1001. a fence; 11. folding the stool; 1101. a fixed mount; 1102. a seat plate; 1103. a side support frame; 1104. a magnet A; 1105. and a magnet B.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 10:

the invention provides a petroleum derrick reinforcing structure, which comprises a supporting column 2, a climbing ladder 7 and a pre-buried fixing block 8, wherein the climbing ladder is fixedly arranged on the supporting column; four groups of support columns 2 are arranged in an aligned mode, the upper ends of the support columns 2 are connected with the primary workbench 1 through bolts via an upper flange plate 201, and the lower ends of the support columns 2 are connected with the support base plate 4 through bolts via a lower flange plate 202; an auxiliary dismounting device 5 is arranged above the lower flange plate 202, and wedge nails 6 sequentially penetrate through the limiting plate 503 and the supporting bottom plate 4; two groups of ladder stands 7 are arranged in an opposite position, the upper ends of the ladder stands 7 are connected with the first-stage workbench 1 through bolts, and the lower ends of the ladder stands 7 are fixedly connected with the pedals 702; two sets of T-shaped blocks 801 are arranged on the upper surface of the embedded fixed block 8 in an aligned mode, and the embedded fixed block 8 is slidably clamped in the track groove at the lower end of the pedal 702 through the two sets of T-shaped blocks 801; the primary workbench 1 is fixedly connected with the secondary workbench 10 through a support 12, the periphery of the secondary workbench 10 is provided with a fence 1001, and four groups of folding stools 11 are arranged on left and right fence plates of the fence 1001 in an aligned mode; the outer surface of the bracket 12 is provided with a vertical ladder 9.

Wherein, the nested inside lower flange groove 101 of installing of upper flange 201 at the first level workstation 1 lower extreme, and the thickness of upper flange 201 is the same with the degree of depth in lower flange groove 101, lower flange 202 is nested in installing the upper flange groove 401 of 4 upper surfaces of supporting baseplate, the up end of bolt is parallel and level with the upper surface of supporting baseplate 4 behind the tightening bolt, in use, through the complete nested setting in lower flange groove 101 of upper flange 201, can let the derrick when receiving bad weather such as strong wind, this kind of horizontal disturbance power can better be resisted to upper flange 201 of support column 2 upper end, the stable form of device has been increased, and support column 2 passes through bolted connection with first level workstation 1, make the convenient to detach transportation after the device finishes using.

Wherein, go up through 3 fixed connection of connecting plate between flange plate 201 and the first-

level workstation

1, 3 annular of connecting plate are equipped with three groups, and reinforcing plate 301 upper end and 3 fixed connection of connecting plate, lower extreme and 2 fixed connection of support column, in use, connecting plate 3 has played supplementary fixed effect to last flange plate 201, the derrick can produce slight rocking under receiving the exogenic action, long-term rocking can let the bolt on the flange become flexible gradually, and three group's reinforcing plate 301 that the annular set up not only can reduce the range of rocking of device, can also alleviate the pressure that the derrick sways the in-process and causes the bolt, the stability of derrick has been improved.

Wherein, the auxiliary dismounting device 5 comprises a threaded rod 501, a fixing plate 502 and a limiting plate 503, the fixing plate 502 is fixedly connected with the supporting column 2, two ends of the fixing plate 502 are respectively provided with a threaded hole, two groups of threaded rods 501 are arranged in contraposition, the threaded rods 501 penetrate through the threaded holes at the two ends of the fixing plate 502 and are rotatably connected with the limiting plate 503, the outer side of the limiting plate 503 is provided with a group of through holes, in use, the wedge nails 6 sequentially penetrate through the through holes at the outer side of the limiting plate 503 and the supporting bottom plate 4 to play an auxiliary fixing role for the device, in the dismounting process after the device is used, the wedge nails 6 need to be pulled up, but the wedge nails 6 have larger volume and longer length penetrating into the ground, so that the pulling up process has difficulty, through the arrangement that the threaded rods 501 are rotatably connected with the limiting plate 503, the threaded, thereby giving the wedge 6 an upward lifting force.

Wherein, the horizontal distance of the outer terminal surface of fixed plate 502 distance wedge 6 excircle terminal surface is 5cm, and in use, need pound wedge 6 underground with the help of instruments such as tup, and fixed plate 502 can not produce the hindrance to the construction with a distance of 5cm with wedge 6.

Two groups of bolt holes 8011 are arranged on the upper surface of the T-shaped block 801, four groups of positioning holes 701 are oppositely arranged on the surface of the pedal 702, when the T-shaped block 801 is completely clamped in the track groove in the pedal 702, the positioning holes 701 are overlapped with the bolt holes 8011, and bolts can conveniently penetrate through the positioning holes 701 and the bolt holes 8011 to fix the pedal 702 and the T-shaped block 801.

Wherein, erect ladder 9 intermediate position and evenly be equipped with horizontal pole 901, and horizontal pole 901 surface evenly is equipped with anti-skidding groove 9011, erects ladder 9 outside and is equipped with the arc and prevents blocking 902, in autumn and winter, the surface of horizontal pole 901 condenses some drop of water and frost easily, and the phenomenon that the workman skidded appears easily in the in-process of climbing, and is equipped with anti-skidding groove 9011's setting through horizontal pole 901 surface ring, can increase frictional force, improvement factor of safety.

Wherein, the folding stool 11 includes mount 1101, bedplate 1102 and side support frame 1103, mount 1101 and rail 1001 fixed connection, bedplate 1102 lower extreme rotates with the mount 1101 lower extreme to be connected, and side support frame 1103 rotates with bedplate 1102 upper end to be connected, and when bedplate 1102 rotates to horizontal position, side support frame 1103 rotates when vertical position, side support frame 1103 lower extreme and secondary workstation 10 upper surface laminating, the workman is in the operation, can receive folding stool 11, can not influence the staff and work on secondary workstation 10, after the workman is tired, can put the bedplate 1102 rotation 90 flat, side support frame 1103 lower extreme and secondary workstation 10 upper surface laminating this moment, the stability of folding stool 11 has been guaranteed.

Wherein, the folding stool 11 further includes magnet a1104 and magnet B1105, the inboard counterpoint in mount 1101 upper end is equipped with two sets of magnet a1104, and the inboard counterpoint in side support frame 1103 upper end is equipped with two sets of magnet B1105, when bedplate 1102 and side support frame 1103 all are in vertical state, magnet a1104 and magnet B1105 laminate mutually, through the mutual appeal of magnet a1104 and magnet B1105, can fix mount 1101 and side support frame 1103, prevent that side support frame 1103 and bedplate 1102 landing from coming out from the inside landing of mount 1101, thereby cause harmful effects to workman's construction.

The specific use mode and function of the embodiment are as follows:

in the invention, a support column 2 is connected with a primary workbench 1 through an upper flange 201 by bolts, and the upper flange 201 is completely nested in a lower flange groove 101 in the primary workbench 1, so that when the derrick is subjected to severe weather such as strong wind, the upper flange 201 at the upper end of the support column 2 can better resist the transverse disturbance force, meanwhile, the upper flange 201 and the primary workbench 1 are fixed by a connecting plate 3, the derrick can slightly swing under the action of external force, bolts on the flange can gradually loosen due to long-term swing, and three groups of annular reinforcing plates 301 can not only reduce the swing amplitude of the device, but also reduce the pressure on the bolts in the swinging process of the derrick, thereby improving the stability of the derrick, the lower end of the support column 2 is connected with a support bottom plate 4 by bolts, and for further increasing the stability, four groups of wedge nails 6 are arranged on the support bottom plate 4, the wedge nail 6 sequentially penetrates through the through hole on the outer side of the limiting plate 503 and the supporting bottom plate 4 by means of tools such as a hammer and is smashed underground, in the process of disassembling after the device is used, the wedge nail 6 needs to be pulled out, but the wedge nail 6 is large in size and long in length penetrating into the underground, so that difficulty exists in the pulling-out process, the threaded rod 501 is rotatably connected with the limiting plate 503 by means of the threaded rod 501, the threaded rod 501 can be rotated by means of tools such as a wrench and the like, the limiting plate 503 can be driven to ascend by the rotation of the threaded rod 501, an upward lifting force is provided for the wedge nail 6, meanwhile, the lower end of the derrick 7 is welded with the pedal 702, the embedded fixed block 8 is slidably clamped inside the pedal 702 through the T-shaped block 801 at the upper end, the crawling ladder 7 can be fixed by the arrangement of the embedded fixed block 8, and the crawling ladder 7 can, the derrick is reinforced again, in autumn and winter, water drops and frost are easily condensed on the outer surface of the cross rod 901, a worker is easy to slip in the climbing process, the friction force can be increased through the arrangement of the anti-slip grooves 9011 annularly arranged on the outer surface of the cross rod 901, the safety factor is improved, the folding stools 11 are welded on the breast boards at the left end and the right end of the fence 1001, when the worker is tired, the seat board 1102 can be rotated for 90 degrees and laid flat, the lower end face of the side support frame 1103 is attached to the upper surface of the secondary workbench 10 at the moment, the stability of the folding stools 11 is guaranteed, after the worker has a rest, the seat board 1102 can be rotated for 90 degrees in the reverse direction, then the magnet A1104 is attached to the magnet B1105, the fixing frame 1101 and the side support frame 1103 can be fixed through the mutual attraction force of the magnet A1104 and the magnet B1105, the side support frame 1103 and the, thereby causing an adverse effect on the construction of workers.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A petroleum derrick reinforced structure which characterized in that: comprises a support column (2), a ladder (7) and a pre-buried fixed block (8); four groups of support columns (2) are arranged in an aligned mode, the upper ends of the support columns (2) are connected with the primary workbench (1) through bolts via an upper flange plate (201), and the lower ends of the support columns (2) are connected with the support base plate (4) through bolts via a lower flange plate (202); an auxiliary dismounting device (5) is arranged above the lower flange plate (202), and wedge nails (6) sequentially penetrate through the limiting plate (503) and the supporting bottom plate (4); two groups of ladder stands (7) are arranged in an aligned mode, the upper ends of the ladder stands (7) are connected with the primary workbench (1) through bolts, and the lower ends of the ladder stands (7) are fixedly connected with the pedals (702); two groups of T-shaped blocks (801) are arranged on the upper surface of the embedded fixed block (8) in an aligned mode, and the embedded fixed block (8) is slidably clamped in a rail groove at the lower end of the pedal (702) through the two groups of T-shaped blocks (801); the primary workbench (1) is fixedly connected with the secondary workbench (10) through a support (12), the periphery of the secondary workbench (10) is provided with a fence (1001), and the left fence plate and the right fence plate of the fence (1001) are provided with four groups of folding stools (11) in an aligned mode; the outer surface of the bracket (12) is provided with a vertical ladder (9).

2. The oil derrick reinforcing structure of claim 1, wherein: the upper flange plate (201) is nested and installed inside a lower flange groove (101) at the lower end of the primary workbench (1), the thickness of the upper flange plate (201) is the same as the depth of the lower flange groove (101), the lower flange plate (202) is nested and installed in an upper flange groove (401) on the upper surface of the supporting bottom plate (4), and the upper end surface of a bolt after the bolt is screwed down is flush with the upper surface of the supporting bottom plate (4).

3. The oil derrick reinforcing structure of claim 1, wherein: go up through connecting plate (3) fixed connection between ring flange (201) and the first-level workstation (1), connecting plate (3) annular is equipped with three groups, and reinforcing plate (301) upper end and connecting plate (3) fixed connection, lower extreme and support column (2) fixed connection.

4. The oil derrick reinforcing structure of claim 1, wherein: supplementary dismounting device (5) are including threaded rod (501), fixed plate (502) and limiting plate (503), fixed plate (502) and support column (2) fixed connection, and fixed plate (502) both ends are equipped with a screw hole respectively, and threaded rod (501) are counterpointed and are equipped with two sets ofly, and threaded rod (501) pass the screw hole at fixed plate (502) both ends and rotate with limiting plate (503) and be connected, and limiting plate (503) outside is equipped with a set of through-hole.

5. The oil derrick reinforcing structure of claim 4, wherein: the horizontal distance from the outer end face of the fixing plate (502) to the outer circle end face of the wedge nail (6) is 5 cm.

6. The oil derrick reinforcing structure of claim 1, wherein: two groups of bolt holes (8011) are formed in the upper surface of the T-shaped block (801), four groups of positioning holes (701) are formed in the surface of the pedal (702) in an aligned mode, and when the T-shaped block (801) is completely clamped in the track groove in the pedal (702), the positioning holes (701) coincide with the bolt holes (8011).

7. The oil derrick reinforcing structure of claim 1, wherein: the middle of the vertical ladder (9) is uniformly provided with a cross rod (901), the surface of the cross rod (901) is uniformly provided with an anti-skidding groove (9011), and the outer part of the vertical ladder (9) is provided with an arc-shaped anti-blocking rail (902).

8. The oil derrick reinforcing structure of claim 1, wherein: folding stool (11) are including mount (1101), bedplate (1102) and collateral branch strut (1103), mount (1101) and rail (1001) fixed connection, bedplate (1102) lower extreme rotates with mount (1101) lower extreme to be connected, and collateral branch strut (1103) rotate with bedplate (1102) upper end to be connected, and when bedplate (1102) rotated horizontal position, collateral branch strut (1103) rotated to vertical position, collateral branch strut (1103) lower extreme and the laminating of second grade workstation (10) upper surface.

9. The oil derrick reinforcing structure of claim 1, wherein: the folding stool (11) further comprises a magnet A (1104) and a magnet B (1105), two sets of magnets A (1104) are arranged on the inner side of the upper end of the fixing frame (1101) in an aligning mode, two sets of magnets B (1105) are arranged on the outer side of the upper end of the side supporting frame (1103) in an aligning mode, and when the seat plate (1102) and the side supporting frame (1103) are both in a vertical state, the magnets A (1104) and the magnets B (1105) are attached to each other.