CN218376350U

CN218376350U - Well drilling sleeve pipe that wearability is good

Info

Publication number: CN218376350U
Application number: CN202222737788.7U
Authority: CN
Inventors: 路鸣中; 石国勇; 王佩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-18
Filing date: 2022-10-18
Publication date: 2023-01-24
Anticipated expiration: 2032-10-18

Abstract

The utility model discloses a well drilling sleeve pipe with good wear resistance, which relates to the technical field of well drilling sleeve pipes and comprises two pipe bodies, wherein the outer surfaces of the connecting ends of the two pipe bodies are fixedly connected with connecting seats, one side surface of the two connecting seats is fixedly connected with a sealing clamping plate, the other side surface of the two connecting seats is provided with a sealing groove, and the inner side surface of the two connecting seats is provided with four uniformly distributed mounting grooves; the utility model discloses connection between two adjacent bodys only need rotate four rotor plates in proper order and carry out the joinable success under the effect of block mechanism, the operation is succinct and firm in connection, whole block mechanism is in the outside of body, does not influence the inside normal use of body, can carry out sealing connection between two bodys under the effect of sealed cardboard and seal groove, mud enters into the inside of body when having prevented the well drilling, has played the effect of protection to the body, has increased the practicality of device.

Description

Well drilling sleeve pipe that wearability is good

Technical Field

The utility model relates to a well drilling sleeve pipe technical field especially relates to a well drilling sleeve pipe that wearability is good.

Background

The petroleum casing is a steel pipe used for supporting the wall of a well of an oil well or a gas well so as to ensure the normal operation of the whole oil well after the drilling process and the completion. Each well uses several layers of casing depending on the drilling depth and geological conditions. After the casing is put into the well, cement is adopted for cementing the well, and the casing is different from an oil pipe and a drill rod, cannot be reused and belongs to a disposable consumption material. Therefore, the consumption of the casing pipe accounts for more than 70% of the total oil well pipe;

patent document CN210317216U discloses a well drilling sleeve structure, the right item of protection "includes first body, first connecting plate, wear-resistant block, the locating piece, a groove, fixed plate and quick fixed establishment, this well drilling sleeve structure, through having set up quick fixed establishment in the fixed plate upper end, the anticlockwise screw rod that rotates, make the screw rod carry out screw thread transmission in the thread bush upper end, make screw rod looks thread bush upper end transmit, make the screw rod drive first swinging arms through the fixed block and swing towards the upper end, thereby make first swinging arms drive the second swinging arms and swing towards the upper end anticlockwise, thereby make the second swinging arms pass through third swinging arms pulling buckle and rotate on the connecting block upper end, thereby make the buckle break away from and fix with the grafting block, can be with first body and second body separation, reached and can carry out quick replacement by the sleeve pipe, make the convenient and fast's advantage of changing. But the connecting piece is positioned inside the pipe body when the pipe body is connected, so that the operation is difficult and the normal use of the pipe body is influenced; therefore, a need exists to design a well casing with good wear resistance to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a well drilling sleeve with good wear resistance.

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

the utility model provides a well drilling sleeve pipe that wearability is good, includes two bodys, two the equal fixedly connected with connecting seat of link surface of body, two a side fixedly connected with seals up the cardboard in the connecting seat, two the seal groove has been seted up to another side in the connecting seat, two the mounting groove of four equipartitions, four are seted up to a medial surface in the connecting seat the medial surface of mounting groove all is provided with block mechanism.

Preferably, the clamping mechanism comprises a transmission rod, the transmission rod is connected to the inner side surface of the mounting groove through a support in a rotating mode, the inner side surfaces of the two sides of the mounting groove are respectively connected with guide sleeves in a penetrating mode, the inner side surfaces of the guide sleeves are respectively connected with clamping sleeves in a sliding mode through sliding grooves and sliding blocks, the clamping sleeves are respectively sleeved on the outer surfaces of the two ends of the transmission rod in a sleeved mode, driven bevel gears are sleeved on the outer surfaces of the transmission rod, driving rods are connected to the inner top surface of the mounting groove in a penetrating mode and are rotatably connected with the penetrating positions, the end portions, located on the inner side of the mounting groove, of the driving rods are fixedly connected with driving bevel gears, and the driving bevel gears are connected with the driven bevel gears in a meshed mode.

Preferably, the both ends surface of transfer line all is provided with the screw thread, two block sleeve threaded connection is respectively at the both ends surface of transfer line.

Preferably, the side surface of the other one of the two connecting seats is fixedly connected with eight clamping plates which are uniformly distributed, and pin holes corresponding to the clamping sleeves are formed in the side surfaces of the eight clamping plates in a penetrating manner.

Preferably, the side surfaces of the connecting seat, which are positioned on two sides of the four mounting grooves, are all provided with a clamping groove corresponding to the clamping plate in a penetrating manner.

Preferably, the connecting seat is located the top surface directly over four mounting grooves and has all seted up the fixed slot, four the medial surface of fixed slot all rotates and is connected with the rotor plate, four the bottom surface of rotor plate respectively with the top fixed connection of four actuating levers.

The utility model discloses following beneficial effect has:

through setting up sealed cardboard and block mechanism, connection between two adjacent bodys only need rotate four rotor plates in proper order and carry out the joinable success under the effect of block mechanism, the operation is succinct and firm in connection, whole block mechanism is in the outside of body, do not influence the inside normal use of body, can carry out sealing connection between two bodys under the effect of sealed cardboard and seal groove, mud enters into the inside of body when having prevented the well drilling, the effect of protection has been played to the body, the practicality of device has been increased.

Drawings

Fig. 1 is a schematic structural diagram of a main body of a well casing with good wear resistance according to the present invention;

fig. 2 is a schematic view of a front cross-sectional view of a connecting seat of a well casing with good wear resistance provided by the present invention;

fig. 3 is a schematic structural diagram of a point a in fig. 1 of a well casing with good wear resistance according to the present invention;

in the figure: the pipe comprises a pipe body 1, a connecting seat 2, a sealing clamping plate 3, a sealing groove 4, a mounting groove 5, a clamping mechanism 6, a transmission rod 61, a guide sleeve 62, a clamping sleeve 63, a driven bevel gear 64, a driving rod 65, a driving bevel gear 66, a rotating plate 7, a clamping groove 8, a clamping plate 9, a pin hole 10 and a fixing groove 11.

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.

Referring to fig. 1-3, a well drilling casing with good wear resistance comprises two pipe bodies 1, connecting bases 2 are fixedly connected to the outer surfaces of connecting ends of the two pipe bodies 1, a sealing clamping plate 3 is fixedly connected to one side surface of each of the two connecting bases 2, a sealing groove 4 is formed in the other side surface of each of the two connecting bases 2, four uniformly distributed mounting grooves 5 are formed in one inner side surface of each of the two connecting bases 2, a clamping mechanism 6 is arranged on each inner side surface of each of the four mounting grooves 5, the clamping mechanism 6 comprises a transmission rod 61, the transmission rod 61 is rotatably connected to the inner side surface of each of the mounting grooves 5 through a bracket, guide sleeves 62 are respectively and rotatably connected to the inner side surfaces of the two side surfaces of each of the two guide sleeves 62 through a sliding groove and a sliding block, the two clamping sleeves 63 are respectively sleeved on the outer surfaces of both ends of the transmission rod 61, the outer surfaces of both ends of the transmission rod 61 are respectively provided with threads, the two clamping sleeves 63 are respectively and threadedly connected to the outer surfaces of the transmission rod 61, a driven bevel gear 64 is sleeved on the outer surface of the transmission rod 61, a top surface of the inner top surface of the mounting groove 5 is connected with a driving rod 65, the driving rod 65 is rotatably connected to a through hole 9, the corresponding connecting grooves 11, eight clamping grooves 9 are formed in the connecting bases 2, and respectively connected to the corresponding clamping grooves 11, the corresponding clamping grooves 11 of the connecting bases, the connecting bases 2, the connecting bases 11, the bottom surface of four rotor plates 7 respectively with the top fixed connection of four actuating levers 65, under the effect of block mechanism 6 connection between two adjacent bodys 1 only need rotate four rotor plates 7 in proper order and carry out the joinable success, the operation is succinct and firm in connection, whole block mechanism 6 is in the outside of body 1, do not influence the inside normal use of body 1, can carry out sealing connection between two bodys 1 under the effect of sealed cardboard 3 and seal groove 4, mud enters into the inside of body 1 when having prevented the well drilling, the effect of protection has been played to body 1, the practicality of device has been increased.

The utility model discloses a concrete theory of operation as follows:

when the well drilling casing is used, firstly, a worker needs to connect two adjacent pipe bodies 1, two connecting seats 2 are opposite to enable a sealing clamping plate 3 to be clamped into a sealing groove 4, meanwhile, eight clamping plates 9 can be clamped into the inner side face of a clamping groove 8, the worker uses a cross screwdriver to sequentially rotate four rotating plates 7, the rotating plates 7 can drive a driving rod 65 to rotate when rotating, the driving rod 65 can drive a transmission rod 61 to rotate through a driving bevel gear 66 and a driven bevel gear 64 when rotating, as the clamping sleeve 63 is connected to the inner side face of a guide sleeve 62 through a sliding groove and a sliding block in a sliding mode and is sleeved at two ends of the transmission rod 61 through threads, the transmission rod 61 can drive the clamping sleeve 63 to move along the guide sleeve 62 when rotating, the clamping groove 8 is communicated with the mounting groove 5, the clamping sleeve 63 can be clamped into a pin hole 10 in the side face of the clamping plate 9 when moving, the clamping plate 9 is fixed, and the connection of the two adjacent pipe bodies 1 can be completed by sequentially rotating the four rotating plates 7.

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 well drilling sleeve pipe that wearability is good, includes two bodys (1), its characterized in that, two equal fixedly connected with connecting seat (2) of link surface of body (1), two sealed cardboard (3) of a side fixedly connected with in connecting seat (2), two seal groove (4), two have been seted up to another side in connecting seat (2 mounting groove (5), four of four equipartitions have been seted up to a medial surface in connecting seat (2) the medial surface of mounting groove (5) all is provided with block mechanism (6).

2. The well casing with good wear resistance according to claim 1, wherein the clamping mechanism (6) comprises a transmission rod (61), the transmission rod (61) is rotatably connected to the inner side surface of the installation groove (5) through a support, guide sleeves (62) are respectively connected to the inner side surfaces of the two sides of the installation groove (5) in a penetrating manner, clamping sleeves (63) are respectively connected to the inner side surfaces of the two guide sleeves (62) in a sliding manner through a sliding groove and a sliding block, the two clamping sleeves (63) are respectively sleeved on the outer surfaces of the two ends of the transmission rod (61), a driven bevel gear (64) is sleeved on the outer surface of the transmission rod (61), a driving rod (65) is connected to the inner top surface of the installation groove (5) in a penetrating manner, the driving rod (65) is rotatably connected to the penetrating position, a driving bevel gear (66) is fixedly connected to the end part of the driving rod (65) located on the inner side of the installation groove (5), and the driving bevel gear (66) is connected to the driven bevel gear (64) in a meshing manner.

3. A wear resistant well casing according to claim 2, wherein the outer surfaces of both ends of the driving rod (61) are provided with threads, and the two engaging sleeves (63) are respectively screwed on the outer surfaces of both ends of the driving rod (61).

4. The well casing with good wear resistance according to claim 2, characterized in that the side surface of the other of the two connecting seats (2) is fixedly connected with eight clamping plates (9) which are uniformly distributed, and the side surfaces of the eight clamping plates (9) are provided with pin holes (10) corresponding to the clamping sleeves (63) in a penetrating manner.

5. The well casing with good wear resistance according to claim 4, wherein the connecting seat (2) is provided with a clamping groove (8) corresponding to the clamping plate (9) through the side surfaces at the two sides of the four mounting grooves (5).

6. The well casing with good wear resistance according to claim 2, wherein the top surfaces of the connecting seats (2) located right above the four mounting grooves (5) are provided with fixing grooves (11), the inner side surfaces of the four fixing grooves (11) are rotatably connected with rotating plates (7), and the bottom surfaces of the four rotating plates (7) are respectively and fixedly connected with the top ends of the four driving rods (65).