CN217327295U

CN217327295U - Special lead seal with retractable protective sleeve structure for geothermal well

Info

Publication number: CN217327295U
Application number: CN202220871741.7U
Authority: CN
Inventors: 徐天申; 史洪军
Original assignee: Li Feng New Energy Technology Shandong Co ltd
Current assignee: Li Feng New Energy Technology Shandong Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-30
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a special cliche of geothermal well with formula protective sheath structure can move back, including the cliche body, the outer wall of cliche body is provided with protective case, protective case top outer wall set up threaded hole, and the inner wall spiro union of screw hole has adjusting bolt, protective case's outer wall is provided with stop gear, stop gear includes the installing sleeve, and the equal three adjustment mechanism that fixedly connected with equidistance distributes of installing sleeve bottom outer wall, the outer wall sliding connection of installing sleeve has the slip ring. The utility model discloses a set up protective case at the outer wall of seal body, protect the seal body through protective case, simultaneously through the cooperation between stop gear and the adjusting bolt, conveniently protect the seal body inside the sleeve pipe to the formula lag that can move back has been realized.

Description

Special lead seal with retractable protective sleeve structure for geothermal well

Technical Field

The utility model relates to a letterpress technical field especially relates to a special letterpress of geothermal well with formula protective sheath structure can move back.

Background

The lead seal is one of common tools for handling accidents in the process of drilling and repairing wells, and has the main functions that when complex conditions such as resistance and underground falling objects occur, the lead seal is put into the well bottom through a feeding pipe column and slowly pressed to the position of the resistance or the falling fish for a certain tonnage, and as the hardness of the lead is much smaller than that of other underground tools, the shape and the size of the lead seal impression are observed and measured after the lead seal is taken out, so that a basis is provided for handling the underground accidents.

The special lead seal for the geothermal well can protect the geothermal well when not in use, the conventional protection device wraps the geothermal well through a common sleeve, and the protection tube is single in function and poor in effect of easy falling protection.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a special letterpress for geothermal wells with a retractable protective sleeve structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special stereotype seal of geothermal well with formula protective sheath structure can move back, includes the stereotype body, the outer wall of stereotype body is provided with protective case, protective case top outer wall sets up threaded hole, and the inner wall spiro union of screw hole has adjusting bolt, protective case's outer wall is provided with stop gear, stop gear is including the installation cover, and the equal three adjustment mechanism that fixedly connected with equidistance distributes of installation cover bottom outer wall, the outer wall sliding connection of installation cover has the slip ring.

Preferably, the adjusting mechanism comprises an adjusting box, a rectangular opening is formed in the outer wall of one side of the adjusting box, and a limiting block is connected to the inner wall of the rectangular opening in a sliding mode.

Preferably, the inner wall of the adjusting box is connected with a sliding plate in a sliding manner, and the sliding plate is fixedly connected to the limiting block.

Preferably, the inner wall of one side of regulating box is fixedly connected with the mount pad, and the inner wall of mount pad is connected with the roller through the bearing.

Preferably, the outer wall of one side of the sliding plate is provided with a pull rope, the pull rope penetrates through the roller shaft and is connected to the sliding ring, the outer wall of the bottom of the adjusting box is provided with a bottom plate, and the inner walls of two sides of the adjusting box are provided with elastic components.

Preferably, the elastic member includes a spring rod, and one end of the spring rod is connected to the sliding plate.

Preferably, the elastic component comprises a sliding rod, a spring is sleeved on the outer wall of the sliding rod, and the sliding plate is connected to the outer wall of the sliding rod in a sliding mode.

The beneficial effects of the utility model are that:

1. the utility model discloses a set up protective case at the outer wall of seal body, protect the seal body through protective case, simultaneously through the cooperation between stop gear and the adjusting bolt, conveniently protect the seal body inside the sleeve pipe to the formula lag that can move back has been realized.

2. The utility model discloses a set up adjustment mechanism in spacing constant diameter, through the stopper adjustable among the adjustment mechanism, stretch out stopper and the contact of lead seal body bottom through the stopper, fix the protective sheath at the lead seal body outside at cooperation adjusting bolt.

3. The utility model discloses a set up gliding slip ring on the installation cover, remove through the slip ring and drive the stay cord, rotate to the stay cord spare through the roller to conveniently drive spacing fast removal, conveniently drive the stopper and resume the normal position at cooperation elastic component.

Drawings

Fig. 1 is a schematic structural view of a special clich e for a geothermal well with a retractable protective sleeve structure provided by the present invention;

fig. 2 is a schematic structural view of a limit mechanism of a special clich e of a geothermal well with a retractable protective sleeve structure provided by the utility model;

fig. 3 is a schematic view of the expansion structure of the adjusting mechanism of the special clich e of geothermal well with the retractable protective sleeve structure provided by the utility model.

In the figure: 1. a lead printing body; 2. protecting the sleeve; 3. adjusting the bolt; 4. a limiting mechanism; 5. installing a sleeve; 6. an adjustment mechanism; 7. a slip ring; 8. an adjusting box; 9. a rectangular opening; 10. an elastic component; 11. a sliding plate; 12. a limiting block; 13. a mounting base; 14. a roll shaft; 15. pulling a rope; 16. a base plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a special cliche with a retractable protective sleeve structure for geothermal wells comprises a cliche body 1, wherein the outer wall of the cliche body 1 is provided with a protective sleeve 2, the outer wall of the top of the protective sleeve 2 is provided with a threaded hole, the inner wall of the threaded hole is screwed with an adjusting bolt 3, the outer wall of the protective sleeve 2 is provided with a limiting mechanism 4, the limiting mechanism 4 comprises a mounting sleeve 5, the outer wall of the bottom of the mounting sleeve 5 is fixedly connected with three adjusting mechanisms 6 which are distributed equidistantly, the outer wall of the mounting sleeve 5 is slidably connected with a sliding ring 7, the adjusting mechanism 6 comprises an adjusting box 8, the outer wall of one side of the adjusting box 8 is provided with a rectangular opening 9, the inner wall of the rectangular opening is slidably connected with a limiting block 12, the inner wall of the adjusting box 8 is slidably connected with a sliding plate 11, the sliding plate 11 is fixedly connected to the limiting block 12, the inner wall of one side of the adjusting box 8 is fixedly connected with a mounting seat 13, and the inner wall of mount pad 13 is connected with roller 14 through the bearing, and one side outer wall of sliding plate 11 is provided with stay cord 15, and stay cord 15 passes roller 14 and connects on sliding

ring

7, and 8 bottom outer walls of regulating box are provided with bottom plate 16, and the both sides inner wall of regulating box 8 is provided with elastic component 10, and elastic component 10 includes the spring beam, and the one end of spring beam is connected on sliding plate 11.

The working principle is as follows: during the use, slide 7 goes up earlier, when slide 7 shifts up, pulling stay cord 15, rotation through roller 14 when stay cord 15 takes in stopper 12 regulating box 8, then cup joint protective case 2 in the outside of letterpress body 1, the rethread loosens slide 7, when slide 7 loosens, stopper 12 stretches out under the drive of spring beam in elastic component 10 and the bottom contact of letterpress body 1, rotate adjusting bolt 3 again simultaneously, support the upper portion of tight letterpress body 1 when adjusting bolt 3 rotates, fix letterpress body 1 through adjusting bolt 3 and stopper 12's cooperation and compress tightly, thereby avoid letterpress body 1 to rock.

Example two

Referring to fig. 1-3, a special cliche with a retractable protective sleeve structure for geothermal wells comprises a cliche body 1, wherein the outer wall of the cliche body 1 is provided with a protective sleeve 2, the outer wall of the top of the protective sleeve 2 is provided with a threaded hole, the inner wall of the threaded hole is screwed with an adjusting bolt 3, the outer wall of the protective sleeve 2 is provided with a limiting mechanism 4, the limiting mechanism 4 comprises a mounting sleeve 5, the outer wall of the bottom of the mounting sleeve 5 is fixedly connected with three adjusting mechanisms 6 which are distributed equidistantly, the outer wall of the mounting sleeve 5 is slidably connected with a sliding ring 7, the adjusting mechanism 6 comprises an adjusting box 8, one outer wall of the adjusting box 8 is provided with a rectangular opening 9, the inner wall of the rectangular opening is slidably connected with a limiting block 12, the inner wall of the adjusting box 8 is slidably connected with a sliding plate 11, the sliding plate 11 is fixedly connected to the limiting block 12, the inner wall of one side of the adjusting box 8 is fixedly connected with a mounting seat 13, and the inner wall of mount pad 13 is connected with roller 14 through the bearing, one side outer wall of sliding plate 11 is provided with stay cord 15, and stay cord 15 passes roller 14 and connects on

slip ring

7, and 8 bottom outer walls of regulating box are provided with bottom plate 16, and the both sides inner wall of regulating box 8 is provided with elastic component 10, and elastic component 10 includes the slide bar, and the outer wall of slide bar has cup jointed the spring, and sliding plate 11 sliding connection is on the outer wall of slide bar.

The working principle is as follows: during the use, slide 7 goes up earlier, when slide 7 shifts up, pulling stay cord 15, rotation through roller 14 when stay cord 15 takes in stopper 12 regulating box 8, then cup joint protective case 2 in the outside of seal body 1, the rethread loosens slide 7, when slide 7 loosens, stopper 12 stretches out under the drive of spring in elastic component 10 and the bottom contact of seal body 1, rotate adjusting bolt 3 again simultaneously, support the upper portion of tight seal body 1 when adjusting bolt 3 rotates, cooperation through adjusting bolt 3 and stopper 12 is fixed with seal body 1 and is compressed tightly, thereby avoid seal body 1 to rock.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a special stereotype seal of geothermal well with formula protective sheath structure can move back, includes stereotype body (1), its characterized in that, the outer wall of stereotype body (1) is provided with protective case (2), protective case (2) top outer wall set up threaded hole, and the inner wall spiro union of screw hole has adjusting bolt (3), the outer wall of protective case (2) is provided with stop gear (4), stop gear (4) are including installation cover (5), and three adjustment mechanism (6) that the equal fixedly connected with equidistance of installation cover (5) bottom outer wall distributes, the outer wall sliding connection of installation cover (5) has slip ring (7).

2. The special letterpress with the retractable protective sleeve structure for the geothermal well is characterized in that the adjusting mechanism (6) comprises an adjusting box (8), a rectangular opening (9) is formed in the outer wall of one side of the adjusting box (8), and a limiting block (12) is connected to the inner wall of the rectangular opening (9) in a sliding manner.

3. The special cliche for the geothermal well with the retractable protective sleeve structure is characterized in that the inner wall of the adjusting box (8) is connected with a sliding plate (11) in a sliding manner, and the sliding plate (11) is fixedly connected to the limiting block (12).

4. The special cliche with the retractable protective sleeve structure for the geothermal well is characterized in that a mounting seat (13) is fixedly connected to the inner wall of one side of the adjusting box (8), and a roll shaft (14) is connected to the inner wall of the mounting seat (13) through a bearing.

5. The special cliche for the geothermal well with the retractable protective sleeve structure is characterized in that a pull rope (15) is arranged on the outer wall of one side of the sliding plate (11), the pull rope (15) is connected to the sliding ring (7) through a roller shaft (14), a bottom plate (16) is arranged on the outer wall of the bottom of the adjusting box (8), and elastic components (10) are arranged on the inner walls of two sides of the adjusting box (8).

6. The special cliche for geothermal wells with the retractable protective sleeve structure according to claim 5, characterized in that the elastic component (10) comprises a spring rod, and one end of the spring rod is connected to the sliding plate (11).

7. The special letterpress with the retractable protective sleeve structure for the geothermal well, as recited in claim 5, wherein the elastic component (10) comprises a slide bar, and the outer wall of the slide bar is sleeved with a spring, and the slide bar (11) is slidably connected to the outer wall of the slide bar.