CN113700942A

CN113700942A - Support base for petroleum pipeline installation and maintenance

Info

Publication number: CN113700942A
Application number: CN202111245512.0A
Authority: CN
Inventors: 王建
Original assignee: Jiangsu Jiasheng Petroleum Technology Co ltd
Current assignee: Jiangsu Jiasheng Petroleum Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2021-11-26
Anticipated expiration: 2041-10-26
Also published as: CN113700942B

Abstract

The invention provides a supporting base for installation and maintenance of a petroleum pipeline, which relates to the technical field of auxiliary devices for installation and maintenance of the petroleum pipeline and solves the problem that the position of a supporting base cannot be conveniently moved after the petroleum pipeline is fixed by the conventional supporting base, the supporting base can be additionally moved after being completely separated from the petroleum pipeline when the supporting base needs to be moved, and the supporting base needs to be completely reassembled at the outer side of the petroleum pipeline after being moved, so that the working efficiency is low. The whole device can be moved by moving the direction-adjusting wheels arranged on the lower side of the shock absorber A.

Description

Support base for petroleum pipeline installation and maintenance

Technical Field

The invention belongs to the technical field of auxiliary devices for petroleum pipeline installation and maintenance, and particularly relates to a supporting base for petroleum pipeline installation and maintenance.

Background

The oil pipeline (also called pipeline, pipeline) is made up of oil pipe and its attachment, and according to the need of technological process, equip the corresponding oil pump unit, design and install a complete piping system, is used for finishing the oil and connects and unloads and transports and changes the task, the oil pipeline needs to use the supporting base while installing.

The existing supporting base for installing and maintaining the petroleum pipeline has the following defects:

1. the supporting seat can't carry out convenient the moving to the position of supporting seat after fixing petroleum pipeline, must break away from the back with the petroleum pipeline completely with the base when needs move the supporting seat and can additionally move, move the back and need whole reassembly in petroleum pipeline's the outside again, and then caused work efficiency low.

2. When the petroleum pipeline is overhauled, the supporting seat needs to be completely separated from the petroleum pipeline, then the crane is used for overturning and hoisting the petroleum pipeline or manually drilling the petroleum pipeline to the bottom side of the petroleum pipeline for maintenance operation, but the crane still needs to manually drill the petroleum pipeline after being hoisted or cushioned, so that all-around maintenance can be carried out, and potential safety hazards generated when the petroleum pipeline falls exist.

In view of the above, research and improvement are made on the existing structure and defects, and a supporting base for petroleum pipeline installation and maintenance 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 supporting base for installation and maintenance of a petroleum pipeline, which aims to solve the problems that the position of the supporting base cannot be conveniently moved after the petroleum pipeline is fixed by the conventional supporting base, the base needs to be completely separated from the petroleum pipeline to be additionally moved when the supporting base needs to be moved, the base needs to be completely reassembled at the outer side of the petroleum pipeline after being moved, so that the working efficiency is low, and after the supporting base needs to be completely separated from the petroleum pipeline, the petroleum pipeline is overturned and hoisted by a crane or manually drilled to the bottom side of the petroleum pipeline for maintenance operation by the crane, but the crane still needs to be manually drilled to carry out all-directional maintenance after being hoisted or cushioned, so that the potential safety hazard generated when the petroleum pipeline falls off exists.

The invention relates to a purpose and an effect of a supporting base for petroleum pipeline installation and maintenance, which are achieved by the following specific technical means: a supporting base for installation and maintenance based on a petroleum pipeline comprises a base and a hydraulic cylinder A; the mounting hole has all been seted up to the inside four corners position of base, has all seted up the mounting groove in the left and right sides of base, the inboard position at the mounting groove is installed to the pneumatic cylinder, and the support of fixedly connected with type U-shaped is still gone back to the bottom side at the pneumatic cylinder, still installs the accent through shock absorber A in the bottom face of support and turns to the wheel.

Furthermore, the inner side of the clamping jaw is clamped with an adjusting assembly, gear teeth are arranged on the outer peripheral surface of the adjusting assembly, the adjusting assembly is in meshing transmission at the upper side position of the driving gear, the adjusting assembly is provided with two positions, and the two adjusting assemblies are fixed through an installation bolt.

Furthermore, an arc-shaped anti-skidding sleeve is installed on the inner wall of the adjusting assembly through the shock absorber B, and anti-skidding teeth are fixedly connected to the inner wall of the anti-skidding sleeve in an arc-shaped array mode.

Furthermore, the bottom end of the direction adjusting wheel is higher than the bottom end surface of the base under a normal state, and the top end surface of the base is also fixedly connected with a bracket.

Further, the mounting hole has been seted up to the inside of clamping jaw, has still seted up curved guide slot at the inner wall side of clamping jaw, and the clamping jaw is equipped with two altogether, and two clamping jaws are the subtend setting.

Further, horizontal guide way has all been seted up to both sides around the inside of bracket, personally submits the subtend at both ends and installs pneumatic cylinder B about the inside of bracket, has still seted up logical groove in the bottom of bracket.

Furthermore, the inside of the bracket is connected with a clamping jaw through a sliding block in a sliding manner, the clamping jaw is of an arc-shaped structure, and the sliding blocks matched with the guide grooves are fixedly connected to the bottom sides of the front end face and the rear end face of the clamping jaw.

Further, the top end face central point of base puts still fixedly connected with support, and the support is equipped with two places, and two places support is vertical array setting, and the height that highly is less than the base of support still installs the motor in the front side of support, and the output shaft of motor is towards the rear side, and the inboard of support in two places still rotates and is connected with drive gear, and drive gear cup joints in the outside of output shaft.

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

1. the device is fixed to a proper position through four mounting holes formed in the base, the petroleum pipeline is clamped externally through two clamping jaws which are installed oppositely through the hydraulic cylinder B inside the bracket fixedly connected with the top end face of the base, the sliding blocks matched with the guide grooves are fixedly connected with the two end faces of the clamping jaws front and back, and therefore the clamping jaws can be guaranteed to be more stable in clamping work.

2. The clamping jaws at two positions are separated from the petroleum pipeline by firstly starting the hydraulic cylinder B, then the bolt which is arranged in the base and is arranged in the mounting hole is taken out, the hydraulic cylinder A which is arranged on the inner side of the mounting groove is started to eject the support downwards, when the support moves downwards, the steering wheel which is arranged on the lower side of the support through the shock absorber A is firstly contacted with the ground and then jacks up the whole device upwards, and the whole device can be moved by moving the steering wheel which is arranged on the lower side of the shock absorber A.

3. Because the existence of clamping jaw, can make attached pencil or pipeline leave certain distance apart from petroleum pipeline's body, can not influence the normal work of the tight petroleum pipeline of clamping jaw inboard when the part of parcel in the petroleum pipeline outside is impaired or breaks down, and then guaranteed its security.

4. At first cup joint the outside at petroleum pipeline with the split type adjusting part of two punishments to bolt the outside position of fixing split type adjusting part to petroleum pipeline through upper and lower two punishments installation, and when adjusting part was fixed, install the antiskid tooth of installing on its inner wall of the inboard antiskid cover accessible of adjusting part through shock absorber B and press from both sides the outside of petroleum pipeline tightly, press from both sides to remove the downside of adjusting part with the base after the tight completion, until install at the inboard drive gear of mounting bracket with adjusting part mesh can.

5. When petroleum pipeline need adjust to turn to when maintaining, can install the clamping jaw that promotes two places subtend installation in step through the start-up earlier and remove to the outside along the guide way at the inboard pneumatic cylinder B of bracket, until after the inner wall of the guide groove of seting up when adjusting part inboard breaks away from with adjusting part's external tooth, guide groove still covers the external tooth outside of establishing at adjusting part, rotate through starter motor drive gear this moment, drive the petroleum pipeline that adjusting part and inboard was installed through drive gear and rotate, can accomplish the operation that turns to petroleum pipeline.

Drawings

Fig. 1 is a schematic front side view of the present invention in a disassembled state.

Fig. 2 is a schematic view of the assembled structure of the present invention.

Fig. 3 is a schematic top side view of the present invention in a disassembled state.

FIG. 4 is a schematic view of a base-to-mounting groove display structure of the present invention.

Fig. 5 is a schematic view showing the structure of the hydraulic cylinder a to the steering wheel of the present invention.

Fig. 6 is a schematic view showing the structure of the bracket-hydraulic cylinder B of the present invention.

Fig. 7 is a schematic view showing a structure from a clamping jaw to a guide groove of the invention.

Fig. 8 is a schematic view of the mount to drive gear display of the present invention.

FIG. 9 is a schematic view of the adjustment assembly of the present invention shown in a non-slip configuration.

Fig. 10 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

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

1. a base; 2. mounting holes; 3. mounting grooves; 4. a hydraulic cylinder A; 5. a support; 6. a shock absorber A; 7. a direction adjusting wheel; 8. a bracket; 9. a guide groove; 10. a hydraulic cylinder B; 11. a mounting frame; 12. a motor; 13. a drive gear; 14. a clamping jaw; 15. a slider; 16. an assembly hole; 17. a guide groove; 18. an adjustment assembly; 19. installing a bolt; 20. a shock absorber B; 21. an anti-slip sleeve; 22. and (4) anti-slip teeth.

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.

First embodiment

As shown in figures 1 to 10: the invention provides a supporting base for installation and maintenance based on a petroleum pipeline, which comprises: the device comprises a base 1 and a hydraulic cylinder A4, wherein four corners inside the base 1 are respectively provided with a mounting hole 2, the left side and the right side of the base 1 are respectively provided with a mounting groove 3, the hydraulic cylinder A4 is arranged at the inner side of the mounting groove 3, a U-shaped bracket 5 is fixedly connected to the bottom side of the hydraulic cylinder A4, a direction adjusting wheel 7 is arranged on the bottom end face of the bracket 5 through a shock absorber A6, two clamping jaws 14 are separated from a petroleum pipeline by starting the hydraulic cylinder B10, then, by taking out the bolt installed inside the installation hole 2 in the base 1, at this time, by actuating the hydraulic cylinder a4 installed inside the installation groove 3 to push the bracket 5 downward, when the support 5 moves downwards, the steering wheel 7 arranged on the lower side of the support 5 through the shock absorber A6 firstly contacts the ground and then jacks up the whole device, and at the moment, the whole device can be moved through the movement of the steering wheel 7 arranged on the lower side of the shock absorber A6.

Referring to fig. 1-3, the bottom end of the direction-adjusting wheel 7 is higher than the bottom end surface of the base 1 under normal conditions, the top end surface of the base 1 is further fixedly connected with a bracket 8, the front side and the rear side of the interior of the bracket 8 are both provided with transverse guide grooves 9, the left end surface and the right end surface of the interior of the bracket 8 are oppositely provided with hydraulic cylinders B10, the bottom end of the bracket 8 is further provided with a through groove, referring to fig. 1, the center position of the top end surface of the base 1 is further fixedly connected with a bracket 5, the bracket 5 is provided with two positions, the two brackets 5 are arranged in a longitudinal array, referring to fig. 3, the height of the bracket 5 is smaller than that of the base 1, the front side of the bracket 5 is further provided with a motor 12, the output shaft of the motor 12 faces the rear side, the inner sides of the two brackets 5 are further rotatably connected with a driving gear 13, the driving gear 13 is sleeved on the outer side of the output shaft, and the device is fixed to a proper position through four mounting holes 2 arranged in the interior of the base 1, at this time, by adjusting the hydraulic cylinder B10 inside the bracket 8 fixedly connected with the top end surface of the base 1, the oil pipeline is clamped by two clamping jaws 14 which are oppositely arranged through a hydraulic cylinder B10, and the front end surface and the rear end surface of the clamping jaw 14 are fixedly connected with sliding blocks 15 matched with the guide grooves 9, so as to ensure that the clamping jaw 14 is more stable in the clamping work, firstly the two-split adjusting component 18 is sleeved on the outer side of the petroleum pipeline, and the split-type adjusting component 18 is fixed at the outer position of the petroleum pipeline through an upper mounting bolt 19 and a lower mounting bolt 19, when the adjusting assembly 18 is fixed, the anti-skid sleeve 21 arranged on the inner side of the adjusting assembly 18 through the shock absorber B20 can clamp the outer part of the petroleum pipeline through the anti-skid teeth 22 arranged on the inner wall of the anti-skid sleeve, and after the clamping is finished, the base 1 is moved to the lower side of the adjusting assembly 18 until the driving gear 13 arranged on the inner side of the mounting frame 11 is meshed with the adjusting assembly 18.

Referring to fig. 4-7, the inside of the bracket 8 is slidably connected with a clamping jaw 14 through a sliding block 15, the clamping jaw 14 is of an arc-shaped structure, the sliding blocks 15 matched with the guide grooves 9 are fixedly connected to the bottom sides of the front end face and the rear end face of the clamping jaw 14, referring to fig. 6, an assembly hole 16 is formed in the clamping jaw 14, an arc-shaped guide groove 17 is further formed in the inner wall side of the clamping jaw 14, the clamping jaw 14 is provided with two positions, and the two clamping jaws 14 are arranged in opposite directions.

Referring to fig. 8-10, the inner side of the clamping jaw 14 is clamped with an adjusting assembly 18, referring to fig. 7, gear teeth are arranged on the outer peripheral surface of the adjusting assembly 18, the adjusting assembly 18 is engaged and driven at the upper side position of the driving gear 13, the adjusting assembly 18 is provided with two positions, the two adjusting assemblies 18 are fixed through a mounting bolt 19, an arc-shaped anti-skid sleeve 21 is mounted on the inner wall of the adjusting assembly 18 through a shock absorber B20, and anti-skid teeth 22 are fixedly connected to the inner wall of the anti-skid sleeve 21 in an arc array.

When in use: the device is fixed to a proper position through four mounting holes 2 formed in the base 1, at the moment, the petroleum pipeline is externally clamped by two oppositely-mounted clamping jaws 14 through a hydraulic cylinder B10 by adjusting a hydraulic cylinder B10 in a bracket 8 fixedly connected with the top end face of the base 1, and sliding blocks 15 matched with the guide grooves 9 are fixedly connected to the front end face and the rear end face of each clamping jaw 14, so that the clamping jaws 14 can be ensured to be more stable during clamping; when the device is found to need to be displaced after assembly, the two clamping jaws 14 can be separated from the petroleum pipeline by firstly starting the hydraulic cylinder B10, then the bolt installed in the installation hole 2 in the base 1 is taken out, at the moment, the support 5 is ejected downwards by starting the hydraulic cylinder A4 installed on the inner side of the installation groove 3, when the support 5 moves downwards, the steering wheel 7 installed on the lower side of the support 5 through the shock absorber A6 contacts with the ground firstly and then jacks up the whole device, and at the moment, the whole device can be moved by moving the steering wheel 7 installed on the lower side of the shock absorber A6.

Second embodiment

Based on the supporting base for installation and maintenance of the petroleum pipeline provided by the first embodiment, the supporting base can be moved on the body under the premise that the supporting base is not completely separated from the petroleum pipeline by means of the base 1, the installation hole 2, the installation groove 3, the hydraulic cylinder A4, the bracket 5, the shock absorber A6 and the steering wheel 7, but in practical application, the problem that an auxiliary pipeline and a protection component of the petroleum pipeline cannot be conveniently installed after the petroleum pipeline is clamped and limited exists, in order to solve the problem, the supporting base is further provided with a bracket 8, a guide groove 9, a hydraulic cylinder B10, an installation frame 11, a clamping jaw 14 and an assembly hole 16, referring to figures 4-7, the inside of the bracket 8 is slidably connected with the clamping jaw 14 through the sliding block 15, the clamping jaw 14 is of an arc structure, and the sliding blocks 15 matched with the guide groove 9 are fixedly connected to the bottom sides of the front end face and the rear end face of the clamping jaw 14, referring to fig. 6, the inside of the clamping jaw 14 is provided with an assembling hole 16, the inner wall side of the clamping jaw 14 is further provided with an arc-shaped guide groove 17, the clamping jaw 14 is provided with two positions, and the two clamping jaws 14 are arranged in an opposite direction.

When the device is used, after the whole device is fixed through four mounting holes 2 formed in the base 1, the hydraulic cylinders B10 arranged on the inner side of the bracket 8 are started to synchronously push two clamping jaws 14 oppositely arranged to move inwards along the guide grooves 9, after the two clamping jaws 14 are completely contacted with a petroleum pipeline, the preliminary fixing operation of the petroleum pipeline can be finished, the inside of the clamping jaw 14 is also provided with the assembling holes 16 distributed in the same radian as the clamping jaw 14, an auxiliary wire harness of the petroleum pipeline can pass through the inside of the assembling holes 16 after the clamping jaw 14 is fixed, and at the moment, the assembling of the auxiliary pipeline and a circuit of the petroleum pipeline is finished; and after the assembly is completed, because the clamping jaw 14 exists, the auxiliary wire harness or the pipeline can be kept a certain distance away from the body of the petroleum pipeline, and the normal work of the petroleum pipeline clamped on the inner side of the clamping jaw 14 can not be influenced when the part wrapped on the outer side of the petroleum pipeline is damaged or breaks down, so that the safety of the petroleum pipeline is ensured.

Third embodiment

Based on the supporting base for installation and maintenance of the petroleum pipeline provided by the second embodiment, the supporting base can clamp and limit the petroleum pipeline and the accessory wiring harness thereof by means of the bracket 8, the guide groove 9, the hydraulic cylinder B10, the mounting frame 11, the clamping jaw 14 and the assembly hole 16, but still cannot be conveniently adjusted when the petroleum pipeline needs to be maintained, and further has use defects, in order to solve the problems, the supporting base is further provided with the base 1, the mounting hole 2, the mounting groove 3, the hydraulic cylinder A4, the bracket 5, the shock absorber A6, the steering wheel 7, the bracket 8, the guide groove 9, the hydraulic cylinder B10, the mounting frame 11, the motor 12, the driving gear 13, the clamping jaw 14, the sliding block 15, the assembly hole 16, the guide groove 17, the adjusting component 18, the mounting bolt 19, the shock absorber B20, the anti-skid sleeve 21 and the anti-skid tooth 22, and referring to figures 1-3, the lower bottom end of the steering wheel 7 is higher than the bottom end surface of the base 1 in a normal state, still fixedly connected with bracket 8 at base 1's top face, horizontal guide way 9 has all been seted up to both sides around bracket 8's inside, both ends are personally submitted the subtend and are installed pneumatic cylinder B10 about bracket 8's inside, logical groove has still been seted up in bracket 8's bottom, refer to figure 1, base 1's top face central point puts still fixedly connected with support 5, support 5 is equipped with two, two support 5 are vertical array setting, refer to figure 3, support 5 highly is less than base 1's height, still install motor 12 in support 5's front side, motor 12's output shaft is towards the rear side, it is connected with drive gear 13 still to rotate in support 5's inboard of two, drive gear 13 cup joints the outside at the output shaft.

When the oil pipeline adjusting device is used, firstly, the two-position split type adjusting assembly 18 is sleeved on the outer side of an oil pipeline, the split type adjusting assembly 18 is fixed to the outer side position of the oil pipeline through the upper mounting bolt 19 and the lower mounting bolt 19, when the adjusting assembly 18 is fixed, the anti-skidding sleeve 21 mounted on the inner side of the adjusting assembly 18 through the shock absorber B20 can clamp the outer part of the oil pipeline through the anti-skidding teeth 22 mounted on the inner wall of the anti-skidding sleeve, and after the clamping is completed, the base 1 is moved to the lower side of the adjusting assembly 18 until the driving gear 13 mounted on the inner side of the mounting frame 11 is meshed with the adjusting assembly 18; then, the hydraulic cylinder B10 arranged on the inner side of the bracket 8 is started to synchronously push the two oppositely arranged clamping jaws 14 to move inwards along the guide groove 9, and after the two clamping jaws 14 are completely clamped with the adjusting component 18, the clamping and limiting work of the petroleum pipeline after the adjusting component 18 is assembled can be completed;

when the petroleum pipeline needs to be maintained by adjusting steering, the hydraulic cylinder B10 arranged on the inner side of the bracket 8 is started to synchronously push the two oppositely arranged clamping jaws 14 to move outwards along the guide groove 9 until the guide groove 17 is still covered on the outer side of the outer teeth of the adjusting component 18 after the inner wall of the guide groove 17 arranged on the inner side of the adjusting component 18 is separated from the outer teeth of the adjusting component 18, the starting motor 12 drives the driving gear 13 to rotate at the moment, and the adjusting component 18 and the petroleum pipeline arranged on the inner side of the adjusting component 18 are driven to rotate by the driving gear 13, so that the steering operation of the petroleum pipeline can be completed.

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. The utility model provides a support base based on petroleum pipeline installation and maintenance usefulness which characterized in that: comprises a base (1) and a hydraulic cylinder A (4); mounting hole (2) have all been seted up to the inside four corners position of base (1), have all been seted up mounting groove (3) in the left and right sides of base (1), pneumatic cylinder A (4) are installed in the inboard position of mounting groove (3), and support (5) of fixedly connected with type U-shaped are still gone back to the bottom side of pneumatic cylinder A (4), still install through shock absorber A (6) at the bottom face of support (5) and transfer to wheel (7).

2. The petroleum pipeline-based support base for installation and maintenance as defined in claim 1, wherein: the bottom end of the direction adjusting wheel (7) is higher than the bottom end surface of the base (1) under a normal state, and the top end surface of the base (1) is also fixedly connected with a bracket (8).

3. The petroleum pipeline-based support base for installation and maintenance as defined in claim 2, wherein: horizontal guide way (9) have all been seted up to both sides around the inside of bracket (8), and both ends are personally submitted the subtend and install pneumatic cylinder B (10) about the inside of bracket (8), still have seted up logical groove in the bottom of bracket (8).

4. The petroleum pipeline-based support base for installation and maintenance as defined in claim 1, wherein: the top of base (1) face central point puts still fixedly connected with support (5), and support (5) are equipped with two places, and two places support (5) are vertical array setting, and the height that highly is less than base (1) of support (5) still installs motor (12) in the front side of support (5), and the output shaft of motor (12) is towards the rear side, still rotates in the inboard of two places support (5) and is connected with drive gear (13), and drive gear (13) cup joint in the outside of output shaft.

5. The support base for installation and maintenance of petroleum-based pipelines as defined in claim 3, wherein: the inside of bracket (8) has clamping jaw (14) through slider (15) sliding connection, clamping jaw (14) are the arc structure, and the equal fixedly connected with of bottom side and guide way (9) assorted slider (15) of both ends face around clamping jaw (14).

6. The petroleum pipeline-based support base for installation and maintenance as defined in claim 5, wherein: the clamping jaw is characterized in that an assembling hole (16) is formed in the clamping jaw (14), an arc-shaped guide groove (17) is formed in the inner wall side of the clamping jaw (14), the clamping jaw (14) is provided with two positions, and the two clamping jaws (14) are arranged in opposite directions.

7. The petroleum pipeline-based support base for installation and maintenance as defined in claim 6, wherein: the inner side of the clamping jaw (14) is clamped with an adjusting assembly (18), gear teeth are arranged on the outer peripheral surface of the adjusting assembly (18), the adjusting assembly (18) is meshed and driven at the upper side position of the driving gear (13), the adjusting assembly (18) is provided with two positions, and the two adjusting assemblies (18) are fixed through mounting bolts (19).

8. The petroleum pipeline-based support base for installation and maintenance as defined in claim 7, wherein: the inner wall of the adjusting component (18) is provided with an arc-shaped anti-skidding sleeve (21) through a shock absorber B (20), and the inner wall of the anti-skidding sleeve (21) is fixedly connected with anti-skidding teeth (22) in an arc-shaped array.