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CN-115354976-B - Disc-shaped drill rod limiter device

CN115354976BCN 115354976 BCN115354976 BCN 115354976BCN-115354976-B

Abstract

The invention relates to the technical field of drill rod limiting, in particular to a disc-shaped drill rod limiter device which comprises a disc body, a round groove, a rectangular groove, clamping blocks, a first spring, a sliding groove, a first spring, a second spring, a sliding groove and a limiting block, wherein the disc body is disc-shaped and is used for limiting a drill rod, the round groove penetrates through the center of the disc body, the rectangular groove is uniformly formed in the groove wall of the round groove, the clamping blocks are connected in the rectangular groove in a sliding mode, the clamping blocks are connected with the groove bottoms of the rectangular groove through the first spring, one end face of the disc body is provided with the sliding groove, the sliding groove is communicated with the corresponding rectangular groove, and a circular ring is arranged on one side of the disc body, provided with the sliding groove.

Inventors

  • XIE KONGJIN
  • Man Xiaoquan
  • CHENG SHAOBEI
  • CHANG PENG
  • LI SHANYUAN
  • ZHANG YULIANG
  • HUANG QIANGJI
  • HAN SHUAI
  • DONG ZAITIAN
  • CHU ZHIYONG

Assignees

  • 山东高速勘察测绘有限公司
  • 山东高速岩土科技有限公司

Dates

Publication Date
20260512
Application Date
20220819

Claims (7)

  1. 1. A disc-shaped drill rod limiter device, comprising: The drill rod limiting device comprises a disc body (1), wherein the disc body (1) is disc-shaped and is used for limiting a drill rod; The round groove (11) is penetrated and arranged at the center of the disc body (1); rectangular grooves (12), wherein the rectangular grooves (12) are uniformly formed on the groove walls of the round grooves (11); the clamping block (2) is connected in the rectangular groove (12) in a sliding way; The clamping block (2) is connected with the bottom of the rectangular groove (12) through the first spring (3); A sliding groove (13) is formed in one end face of the tray body (1), and the sliding groove (13) is communicated with the corresponding rectangular groove (12); One side of the tray body (1) provided with the sliding groove (13) is provided with a circular ring (4); One surface of the circular ring (4) close to the disc body (1) is hinged with an arc-shaped rod (5), and the other end of the arc-shaped rod (5) penetrates through the sliding groove (13) to be hinged with the outer wall of the corresponding clamping block (2); The distance from one end of the arc-shaped rod (5) to the center of the disc body (1) is smaller than the distance from the other end of the arc-shaped rod to the center of the disc body (1).
  2. 2. A disc-shaped drill rod limiter device according to claim 1 is characterized in that the arc-shaped rod (5) consists of an arc rod (51), an arc sleeve (52) and tension springs (53), the adjacent arc rods (51) are connected through the tension springs (53), the arc sleeve (52) is sleeved on the tension springs (53), and the arc sleeve (52) is in sliding connection with the arc rods (51) on two sides.
  3. 3. The disc-shaped drill rod limiter device is characterized in that through holes (14) are uniformly formed in the end face of a disc body (1), a J-shaped rod (6) is connected in a sliding mode in the through holes (14), one end of the J-shaped rod (6) is fixedly connected with a circular ring (4), the other end of the J-shaped rod is fixedly connected with a clamping ring (7), one face, close to a clamping block (2), of the clamping ring (7) is protruded, clamping grooves (21) are formed in the end face, far away from the circular ring (4), of the clamping block (2), and the clamping ring (7) is clamped with the clamping grooves (21) in the clamping blocks (2).
  4. 4. A disc-shaped drill rod limiter arrangement according to claim 3, characterized in that the corner of the J-shaped rod (6) is hinged with a limiting rod (61), the length of the limiting rod (61) being equal to the distance of movement of the ring (4).
  5. 5. The disc-shaped drill rod limiter device according to claim 1 is characterized in that one surface of the clamping block (2) close to the primary spring (3) is fixedly connected with a J-shaped hook (8), the longer end of the J-shaped hook (8) is rotatably connected with the clamping block (2), and the J-shaped hook (8) penetrates through the side surface of the disc body (1) and is slidably connected with the disc body (1).
  6. 6. The disc-shaped drill rod limiter device is characterized in that a groove (81) is formed in the shorter end of the J-shaped hook (8), the groove (81) is arranged close to the disc body (1), a cylindrical block (82) is connected in a sliding mode in the groove (81), the cylindrical block (82) is connected with the bottom of the groove (81) through a second spring (83), and a guide angle (84) is formed in the outer side face of the cylindrical block (82).
  7. 7. The disc-shaped drill rod limiter device according to claim 1 is characterized in that an elastic membrane (9) is connected between the bottom of the rectangular groove (12) and the corresponding clamping block (2), the elastic membrane (9) is arranged close to the sliding groove (13), and a vent hole (22) is formed in the end face, close to the drill rod, of the clamping block (2) in a penetrating mode.

Description

Disc-shaped drill rod limiter device Technical Field The invention relates to the technical field of drill rod limiting, in particular to a disc-shaped drill rod limiter device. Background The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of a drilling machine and drilling and grinding equipment or a bottom hole device at the bottom end of the drilling well. The purpose of the drill pipe is to carry drilling mud to the drill bit and to raise, lower or rotate the bottom hole assembly with the drill bit. The drill pipe must be able to withstand significant internal and external pressure, twisting, bending and vibration. The drill pipe can be used for multiple times in the exploitation and refining process of oil gas. The drill pipes are divided into three types, namely, kelly, drill pipe and weighted drill pipe. The mining drilling machine is mainly used for drilling construction, the matched drilling rods are more in types and large in quantity, particularly under the condition of deep drilling depth in high-power drilling machine construction, the using amount of the drilling rods is large, the weight of a single drilling rod is heavy, most of the drilling rods are stacked and stacked, fingers of constructors are easy to be damaged by the extrusion of the drilling rods in the stacking process of carrying the drilling rods, and the collision between adjacent drilling rods also causes certain damage to some drilling rods in the carrying process of the drilling rods, so that the use is affected. In view of the above, the present invention provides a disc-shaped drill rod limiter device, which solves the above technical problems. Disclosure of Invention In order to make up for the defects of the prior art, the invention provides a disc-shaped drill rod limiter device, and the limiter can be fixed on the outer wall of a drill rod through a first spring matched clamping block, so that a certain gap can be formed between the drill rods, thereby facilitating the transportation of workers and reducing the damage caused by collision between the drill rods. The technical scheme adopted by the invention for solving the technical problems is that the disc-shaped drill rod limiter device comprises: the disc body is disc-shaped and is used for limiting the drill rod; the round groove is penetrated and arranged at the center of the disc body; the rectangular grooves are uniformly formed in the groove walls of the round grooves; The clamping block is connected in the rectangular groove in a sliding way; the clamping block is connected with the bottom of the rectangular groove through the first spring. Preferably, one end face of the tray body is provided with a chute which is communicated with the corresponding rectangular groove; a circular ring is arranged on one side of the tray body, provided with the sliding groove; one side of the circular ring, which is close to the disc body, is hinged with an arc-shaped rod, and the other end of the arc-shaped rod penetrates through the sliding groove to be hinged with the outer wall of the corresponding clamping block; The distance from one end of the arc-shaped rod to the center of the disc body is smaller than the distance from the other end of the arc-shaped rod to the center of the disc body. Preferably, the arc rods consist of arc rods, arc sleeves and tension springs, adjacent arc rods are connected through the tension springs, the arc sleeves are sleeved on the tension springs, and the arc sleeves are connected with the arc rods on two sides in a sliding mode. Preferably, through holes are uniformly formed in the end face of the disc body, J-shaped rods are connected in the through holes in a sliding mode, one end of each J-shaped rod is fixedly connected with the circular ring, the other end of each J-shaped rod is fixedly connected with a clamping ring, one surface of each clamping ring, which is close to each clamping block, is protruded, clamping grooves are formed in the end face, which is far away from the circular ring, of each clamping block, and each clamping ring is clamped with the corresponding clamping groove on each clamping block. Preferably, a limiting rod is hinged at the corner of the J-shaped rod, and the length of the limiting rod is equal to the moving distance of the circular ring. Preferably, one surface of the clamping block, which is close to the first spring, is fixedly connected with a J-shaped hook, one longer end of the J-shaped hook is rotationally connected with the clamping block, and the J-shaped hook penetrates through the side surface of the disc body and is in sliding connection with the disc body. The U-shaped hook is characterized in that a groove is formed in the shorter end of the J-shaped hook, the groove is arranged close to the disc body, a cylindrical block is connected in a sliding mode in the groove, the cylindrical block is connected with the bottom of the groove through a