CN212928163U

CN212928163U - Bottom pressing ball seat

Info

Publication number: CN212928163U
Application number: CN202021591466.0U
Authority: CN
Inventors: 李婧芝
Original assignee: Shijiazhuang Zhidi Oil Engineering Technology Co ltd
Current assignee: Shijiazhuang Zhidi Oil Engineering Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-04-09
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses a bottom pressing ball seat, which comprises a seat body, wherein one side of the seat body is provided with an oil pipe, the middle part of one side of the seat body close to the oil pipe is fixedly connected with a steel ball, one side of the surface of the seat body positioned at the steel ball is fixedly connected with a plurality of reset springs, the upper end of the reset spring is fixedly connected with a movable plate, the outer side part of the surface of the movable plate is fixedly connected with a connecting rod, the two sides of the oil pipe are respectively and fixedly connected with a fixed block, the middle part of the fixed block is provided with a chute, one side of the chute is provided with a clamping groove, the utility model is provided with the steel ball, the reset spring, the movable plate, the connecting rod, a clamping block, the fixed block, the chute and a clamping groove lamp structural component, the steel ball is plugged into, can finish the fixation of the steel ball and the oil pipe, improves the sealing performance of the oil pipe, is not easy to separate, and is worth popularizing and using.

Description

Bottom pressing ball seat

Technical Field

The utility model relates to a ball seat field especially relates to a ball seat is suppressed to bottom.

Background

The well completion refers to a process of communicating a well bottom and an oil layer in a certain structure after an open hole well reaches a designed well depth. It is the last important link of well drilling work, and the beginning of oil production engineering, and is closely connected with the development of oil production, water injection and whole oil-gas field. The quality of well completion of an oil well directly influences the production capacity and the economic life of the oil well, and even relates to whether the whole oil field can be reasonably developed, and the oil well pump mainly comprises a pump cylinder, a plunger, a fixed valve and a traveling valve. The pump cylinder is a cylinder sleeve, and a plunger with a traveling valve is arranged in the cylinder sleeve. The plunger forms a seal with the pump barrel for expelling liquid from the pump barrel. The fixed valve is a suction valve of a pump, generally a ball seat type check valve, and the position of the fixed valve is fixed in the oil pumping process. The traveling valve is the discharge valve of the pump, which moves with the plunger.

The problem that the plug seal is unreliable or easily falls off generally exists in the operation mode of the existing sucker-rod pump, the success rate of the sucker-rod pump under-pressure operation is seriously influenced, the operation time is long, the operation cost is increased, and the working efficiency of the sucker-rod pump is influenced and needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a bottom pressing ball seat.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a ball seat is suppressed to bottom, includes the pedestal, one side of pedestal is equipped with oil pipe, the pedestal is close to one side middle part fixedly connected with steel ball of oil pipe, the surface of pedestal is located one side fixedly connected with a plurality of reset spring of steel ball, reset spring's upper end fixedly connected with fly leaf, the surperficial outside position fixedly connected with connecting rod of fly leaf, oil pipe's both sides fixedly connected with fixed block respectively, the spout has been seted up at the middle part of fixed block, the draw-in groove has been seted up to one side of spout, front end one side fixedly connected with fixture block of connecting rod.

As a further description of the above technical solution:

the diameter of the steel ball is equal to the inner diameter of the oil pipe.

As a further description of the above technical solution:

the width of the sliding groove is equal to that of the connecting rod.

As a further description of the above technical solution:

the length of the sliding groove is equal to the sum of the thicknesses of the connecting rod and the clamping block.

As a further description of the above technical solution:

the size of the clamping groove is equal to that of the clamping block.

As a further description of the above technical solution:

the return spring is in a compressed state.

The utility model discloses following beneficial effect has:

the utility model discloses a set up steel ball, reset spring, fly leaf, connecting rod, fixture block, fixed block, spout and draw-in groove lamp structural component, fill in the steel ball inside oil pipe to make connecting rod and fixture block get into the inside of spout, reset spring compresses simultaneously, and it makes the fixture block get into the draw-in groove inside to rotate the pedestal again, can accomplish steel ball and oil pipe's fixed, improves oil pipe's leakproofness, and be difficult for breaking away from, is worth using widely.

Drawings

Fig. 1 is a side view of a bottom pressing ball seat according to the present invention;

fig. 2 is a schematic view of the connection between the fixing block of the bottom pressing ball seat and the connecting rod of the utility model;

fig. 3 is a schematic view of a fixing block and a sliding groove of the bottom pressing ball seat of the present invention.

Illustration of the drawings:

1. a base body; 2. steel balls; 3. an oil pipe; 4. a fixed block; 5. a chute; 6. a connecting rod; 7. a movable plate; 8. a return spring; 9. a clamping block; 10. a clamping groove.

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: the utility model provides a ball seat is suppressed to bottom, comprising a base body 1, one side of pedestal 1 is equipped with oil pipe 3, pedestal 1 is close to one side middle part fixedly connected with steel ball 2 of oil pipe 3, one side fixedly connected with a plurality of reset spring 8 of pedestal 1's surface position in steel ball 2, realize the fixed connection of fly leaf 7 and pedestal 1, and improve the stability that pedestal 1 and oil pipe 3 are fixed, reset spring 8's upper end fixedly connected with fly leaf 7, the surperficial outside position fixedly connected with connecting rod 6 of fly leaf 7, oil pipe 3's both sides fixedly connected with fixed block 4 respectively, spout 5 has been seted up at the middle part of fixed block 4, draw-in groove 10 has been seted up to one side of spout 5, front end one.

The diameter of the steel ball 2 is equal to the inner diameter of the oil pipe 3, so that the oil pipe 3 is completely blocked. The width of the sliding groove 5 is equal to that of the connecting rod 6, so that the connecting rod 6 and the sliding groove 5 can move tightly. The length of the sliding groove 5 is equal to the sum of the thicknesses of the connecting rod 6 and the fixture block 9, so that the connecting rod 6 and the fixture block 9 are ensured to enter the sliding groove 5. The size of the clamping groove 10 is equal to that of the clamping block 9, and the connecting rod 6 is fixed through close contact between the clamping block 9 and the clamping groove 10. The return spring 8 is in a compressed state, so that the connecting rod 6 is in a stressed state, and the stability is improved.

The working principle is as follows: fill in oil pipe 3's inside with steel ball 2 to make connecting rod 6 and fixture block 9 get into the inside of spout 5, reset spring 8 compresses simultaneously, rotates the inside that pedestal 1 made fixture block 9 get into draw-in groove 10 again, can accomplish steel ball 2 and oil pipe 3's fixed, improve oil pipe 3's leakproofness, and be difficult for breaking away from.

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. The utility model provides a ball seat is suppressed to bottom, includes pedestal (1), its characterized in that: one side of pedestal (1) is equipped with oil pipe (3), one side middle part fixedly connected with steel ball (2) that pedestal (1) is close to oil pipe (3), the surface of pedestal (1) is located one side fixedly connected with a plurality of reset spring (8) of steel ball (2), the upper end fixedly connected with fly leaf (7) of reset spring (8), the surperficial outside position fixedly connected with connecting rod (6) of fly leaf (7), fixedly connected with fixed block (4) respectively are located to the both sides of oil pipe (3), spout (5) have been seted up at the middle part of fixed block (4), draw-in groove (10) have been seted up to one side of spout (5), front end one side fixedly connected with fixture block (9) of connecting rod (6).

2. A bottom tee as set forth in claim 1, wherein: the diameter of the steel ball (2) is equal to the inner diameter of the oil pipe (3).

3. A bottom tee as set forth in claim 1, wherein: the width of the sliding groove (5) is equal to that of the connecting rod (6).

4. A bottom tee as set forth in claim 1, wherein: the length of the sliding groove (5) is equal to the sum of the thicknesses of the connecting rod (6) and the clamping block (9).

5. A bottom tee as set forth in claim 1, wherein: the size of the clamping groove (10) is equal to that of the clamping block (9).

6. A bottom tee as set forth in claim 1, wherein: the return spring (8) is in a compressed state.