CN214661751U

CN214661751U - Rubber shock absorber in while-drilling instrument

Info

Publication number: CN214661751U
Application number: CN202120817284.9U
Authority: CN
Inventors: 杨长河; 管昌清; 李冠军
Original assignee: Zhejiang Jinglian Mechanical And Electrical Technology Co ltd
Current assignee: Zhejiang Jinglian Mechanical And Electrical Technology Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-11-09
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a rubber shock absorber ware in along with boring instrument, which comprises an outer shell, evenly be provided with the lug on the equal fixedly connected with backup pad in the inboard bottom both sides of shell and backup pad one side, evenly be provided with the rubber ball between the lug, the equal sliding connection in backup pad upper end has the slider. The utility model discloses in, be provided with the slider on inclined plane in the shell, when using damping device, move the drill pipe downwards, thereby open the breach through the pressurization slider and push the drill pipe into the shell inboard and derive through the rubber pipe, realize fixing the drill pipe under the combined action of solid fixed ring and shifting ring, secondly when meetting vibrations, carry out the shock attenuation once in rubber ball and arch, at last when vibrations are great, the backup pad can promote to both sides through the connecting rod will shake and promote to both sides, and also can be less with the power of both sides under the effect of first spring and power ring, realized the effectual function of shock attenuation, be worth wideling popularize.

Description

Rubber shock absorber in while-drilling instrument

Technical Field

The utility model relates to a bumper shock absorber field especially relates to a rubber shock absorber in along with boring instrument.

Background

At present, in the drilling process of the ultrathin oil deposit, the use of a measurement while drilling instrument plays a crucial role in the development of the oil deposit, and the shock absorber mainly plays a role in converting underground vibration energy into damping energy, so that the circuit system and the sensor are protected.

The ITT plug type is connected to common shock absorbers in the existing market, the number of parts is large, the structure is complex, and the shock absorption effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a rubber shock absorber in an while-drilling instrument.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a rubber shock absorber in a drilling instrument comprises a shell, wherein two sides of the bottom end of the inner side of the shell are fixedly connected with a supporting plate, one side of the supporting plate is uniformly provided with convex blocks, rubber balls are uniformly arranged among the convex blocks, the upper end of the supporting plate is slidably connected with a sliding block, a drill pipe is arranged between the sliding blocks, the bottom end of the inner side of the shell at the outer side of the drill pipe is fixedly connected with a rubber guide pipe, the other side of the supporting plate is fixedly connected with a connecting rod, the other end of the connecting rod is slidably connected with the shell, the connecting rod is slidably connected with a force dispersing ring in the shell, the force dispersing ring is slidably connected with the shell, a first spring is arranged between the force dispersing ring and the supporting plate, the connecting rod is fixedly connected with a sliding groove at the outer side of the shell, the sliding groove is connected with a fixed plate through a positioning pin, one side of the bottom end of the shell is fixedly connected with a fixing ring, and the other side of the bottom end of the shell is fixedly connected with a telescopic cylinder, the telescopic cylinder inboard is provided with telescopic link and telescopic link extend fixedly connected with shifting ring to the left side.

As a further description of the above technical solution:

the fixing plate has a curved surface and a straight surface.

As a further description of the above technical solution:

the moving ring and the inner side curved surface of the fixing ring are both provided with threads.

As a further description of the above technical solution:

the slider both ends all set up to the inclined plane and the other end of slider is connected with the shell through the second spring.

As a further description of the above technical solution:

the shell is made of steel.

As a further description of the above technical solution:

the telescopic cylinder outside is provided with the one end fixedly connected with shell of protecting crust and protecting crust.

The utility model discloses following beneficial effect has:

the utility model discloses in, at first the whole vulcanized rubber that is of rubber conduit, optimize the rubber performance, moreover, the steam generator is simple in structure, the reduce cost of being convenient for, the slider on inclined plane is provided with in the shell, when using damping device, move the drill pipe downwards, thereby open the breach through the pressurization slider and push the drill pipe into the shell inboard and derive through the rubber conduit, realize the drill pipe fixedly under the combined action of solid fixed ring and shifting collar, secondly when meetting vibrations, carry out a shock attenuation in rubber ball and arch, at last when vibrations are great, the backup pad can promote to both sides through the connecting rod will shake and promote to both sides, and also can be less with the power of both sides under the effect of first spring and power ring, the function that the shock attenuation is respond well has been realized, be worth wideling popularize.

Drawings

FIG. 1 is an axonometric view of a rubber shock absorber in an while-drilling instrument according to the present invention;

FIG. 2 is a plan view of a rubber damper in an while-drilling device according to the present invention;

fig. 3 is a structure diagram of a fixing plate of a rubber damper in an while-drilling instrument provided by the utility model.

Illustration of the drawings:

1. a rubber conduit; 2. a slider; 3. drilling a pipe; 4. a rubber ball; 5. a bump; 6. a housing; 7. a support plate; 8. a force dissipating ring; 9. a fixing plate; 10. a chute; 11. a connecting rod; 12. a first spring; 13. positioning pins; 14. a protective shell; 15. a telescopic cylinder; 16. a telescopic rod; 17. a moving ring; 18. a fixing ring; 19. a second spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a rubber shock absorber in a drilling instrument comprises a shell 6, wherein two sides of the bottom end of the inner side of the shell 6 are fixedly connected with a supporting plate 7, one side of the supporting plate 7 is uniformly provided with convex blocks 5, rubber balls 4 are uniformly arranged among the convex blocks 5, the upper end of the supporting plate 7 is slidably connected with a sliding block 2, a drill pipe 3 is arranged between the sliding blocks 2, the bottom end of the inner side of the shell 6 at the outer side of the drill pipe 3 is fixedly connected with a rubber guide pipe 1, the other side of the supporting plate 7 is fixedly connected with a connecting rod 11, the other end of the connecting rod 11 is slidably connected on the shell 6, the connecting rod 11 is slidably connected with a force dispersing ring 8 at the inner side of the shell 6 and the force dispersing ring 8 is slidably connected on the shell 6, a first spring 12 is arranged between the force dispersing ring 8 and the supporting plate 7, the connecting rod 11 is fixedly connected with a sliding groove 10 at the outer side of the shell 6 and the sliding groove 10 is connected with a fixing plate 9 through a positioning pin 13, one side of the bottom end of the shell 6 is fixedly connected with a fixing ring 18 and the other side of the bottom end of the shell 6 is fixedly connected with a telescopic cylinder 15, the inner side of the telescopic cylinder 15 is provided with a telescopic rod 16, and the telescopic rod 16 extends towards the left side and is fixedly connected with a moving ring 17.

At first be provided with the slider 2 on inclined plane in shell 6, when using damping device, with the drill pipe 3 lapse, thereby open the breach through pressurization slider 2 and push into shell 6 inboard with drill pipe 3 and derive through rubber pipe 1, fixed ring 18 and shifting ring 17's combined action down with drill pipe 3 fixed, secondly when meetting vibrations, carry out a shock attenuation in rubber ball 4 and lug 5, at last when vibrations are great, backup pad 7 can promote to both sides through connecting rod 11 will shake and promote to both sides, and also can be less with the power of both sides under the effect of first spring 12 and scattered power ring 8, the function that the shock attenuation effect is good has been realized, be worth wideling popularize.

Fixed plate 9 has the curved surface and directly faces two kinds, in the face of different outside environment, all be provided with the screw thread on the inboard curved surface of shift ring 17 and solid fixed ring 18, increase and the frictional force between drill pipe 3, prevent that damping device from breaking away from, 2 both ends of slider all set up to inclined plane and 2 other ends of slider and are connected with shell 6 through second spring 19, slider 2 can playback in the condition that drill pipe 3 breaks away from, the shell 6 material is the steel, the stable form height can not damage the ring easily, telescopic cylinder 15 outside is provided with protecting crust 14 and the one end fixedly connected with shell 6 of protecting crust 14, prevent that telescopic cylinder 15 from being influenced by external things at the in-process of work.

The working principle is as follows: firstly, rubber pipe 1 is whole to be vulcanized rubber, optimize the rubber performance, moreover, the steam generator is simple in structure, the cost is reduced conveniently, slider 2 with the inclined plane is arranged in shell 6, when using damping device, move drill pipe 3 downwards, thereby open the breach through pressurization slider 2 and push into shell 6 inboard with drill pipe 3 and derive through rubber pipe 1, fix drill pipe 3 under the combined action of solid fixed ring 18 and shifting ring 17, secondly when meetting vibrations, carry out the shock attenuation once in rubber ball 4 and lug 5, at last when vibrations are great, backup pad 7 can promote to both sides through connecting rod 11 will shake to both sides promotion, and also can be less with the power of both sides under the effect of first spring 12 and scattered power ring 8, the function that the shock attenuation effect is good has been realized, be worth wideling popularize.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rubber shock absorber in a while-drilling instrument comprises a shell (6), and is characterized in that: evenly be provided with lug (5) on the equal fixedly connected with backup pad (7) in shell (6) inboard bottom both sides and backup pad (7) one side, evenly be provided with rubber ball (4) between lug (5), be provided with between the equal sliding connection in backup pad (7) upper end slider (2) and slider (2) drill pipe (3), fixedly connected with rubber pipe (1) on shell (6) inboard bottom in the drill pipe (3) outside, the equal fixedly connected with connecting rod (11) of backup pad (7) opposite side and connecting rod (11) other end sliding connection are on shell (6), connecting rod (11) have scattered power ring (8) and scattered power ring (8) sliding connection on shell (6) in shell (6) inboard sliding connection, be provided with first spring (12) between scattered power ring (8) and backup pad (7), connecting rod (11) are through fixedly connected with spout (10) and spout (10) in shell (6) outside Locating pin (13) are connected with fixed plate (9), shell (6) bottom one side fixedly connected with solid fixed ring (18) and shell (6) bottom opposite side fixedly connected with telescopic cylinder (15), telescopic cylinder (15) inboard is provided with telescopic link (16) and extends fixedly connected with shift ring (17) to the left side.

2. The rubber shock absorber while drilling instrument as recited in claim 1, wherein: the fixing plate (9) has a curved surface and a straight surface.

3. The rubber shock absorber while drilling instrument as recited in claim 1, wherein: the inner side curved surfaces of the moving ring (17) and the fixing ring (18) are provided with threads.

4. The rubber shock absorber while drilling instrument as recited in claim 1, wherein: the both ends of slider (2) all set up to inclined plane and the other end of slider (2) is connected with shell (6) through second spring (19).

5. The rubber shock absorber while drilling instrument as recited in claim 1, wherein: the shell (6) is made of steel.

6. The rubber shock absorber while drilling instrument as recited in claim 1, wherein: the outer side of the telescopic cylinder (15) is provided with a protective shell (14) and one end of the protective shell (14) is fixedly connected with a shell (6).