Efficient extractor for drilling ground wire in well site

Abstract

The utility model discloses a high-efficiency well site iron hitting ground wire puller, a ground wire insertion rod comprises a rod body, the middle of the bottom of the rod body is rotatably connected with a screw rod, the bottom of the rod body is fixedly connected with a limiting column located at the outer side of the screw rod, and two sides of the outer wall of the limiting column are provided with through grooves. The bottom of the inner wall of the limiting column is rotationally connected with the bottom end of the screw rod, the outer wall of the screw rod is sleeved with a connecting sleeve in a threaded mode, the two sides of the connecting sleeve penetrate out of the limiting column, the outer walls of the two sides of the connecting sleeve are slidably connected with the inner walls of the two through grooves correspondingly, and sliding sleeves are fixedly connected to the positions, located on the outer side of the limiting column, of the two sides of the connecting sleeve. The inner wall of the sliding sleeve is slidably sleeved with the limiting column, the shifting wheel is pushed to drive the screw below the rotating rod to rotate, so that the connecting sleeve and the sliding sleeve are controlled to descend in the length direction of the limiting column, the connecting rod drives the sliding block with the surface provided with the fixing shaft to contract, then the fixing shaft is separated from the fixing groove in the thorn head, and the ground wire insertion rod is conveniently pulled out.

Description

Technical Field

[0001] The utility model relates to the technical field of oilfield drilling equipment, in particular to a high-efficiency puller for drilling ground wires in well sites. Background Art

[0002] The ground wire used in oilfield drilling is a conductive wire, usually made of copper, used to connect the drilling platform or drill bit to the ground loop on the ground to ensure the safe discharge of current. The main function of the ground wire is to provide a low-impedance path so that the current can flow back to the ground smoothly, thereby preventing static electricity accumulation and the risk of electric shock.

[0003] In the prior art, when using a ground wire, the ground wire is usually wrapped around or attached to the surface of a rod, and the bottom of the rod is nailed into the ground to ensure the stability of the ground wire. However, at the end of the construction, the rod may be inserted too deep into the ground, making it difficult to pull out the rod, and the process of pulling out the rod is time-consuming and laborious. Therefore, an efficient well site ground wire puller is proposed to solve the above problems. Utility Model Content

[0004] The technical problems to be solved by the utility model are as follows:

[0005] At the end of the construction, the rods may be inserted too deep into the ground, making them difficult to pull out, and the process of pulling out the rods is time-consuming and laborious.

[0006] The purpose of the utility model can be achieved through the following technical solutions:

[0007] An efficient well site ground wire extractor, comprising a puncture structure, wherein a ground wire insertion rod is arranged inside the puncture structure;

[0008] Also includes:

[0009] The ground wire plug rod comprises a rod body, a screw rod is rotatably connected to the middle of the bottom of the rod body, a limiting column is fixedly connected to the bottom of the rod body and located outside the screw rod, through grooves are provided on both sides of the outer wall of the limiting column, and the bottom of the inner wall of the limiting column is rotatably connected to the bottom end of the screw rod;

[0010] Among them, the outer wall threaded sleeve of the screw rod is provided with a connecting sleeve, and the limiting columns are passed through the two sides of the connecting sleeve, and the outer walls on both sides of the connecting sleeve are respectively slidably connected with the inner walls of the two through grooves, and the two sides of the connecting sleeve are fixedly connected with the outer side of the limiting column, and the inner wall of the sliding sleeve is slidably sleeved with the limiting column.

[0011] As a further solution of the utility model: the upper end and the lower end of the outer wall of the sliding sleeve are rotatably connected with connecting rods, and the connecting rods located in the same vertical plane are parallel to each other in the length direction.

[0012] As a further solution of the utility model: the end of the connecting rod located in the same vertical plane away from the sliding sleeve is rotatably connected to a sliding block, and the upper end and the lower end of the sliding block located on the side away from the sliding sleeve are fixedly connected to a fixed shaft.

[0013] As a further solution of the utility model: limiting grooves are provided around the bottom of the rod body and close to each slider, and the inner wall of the limiting groove is slidably connected to the top of the adjacent slider.

[0014] As a further solution of the utility model: the top end of the screw rod passes through the rod body and is fixedly connected to a rotating rod, the rotating rod is located inside the rod body and the top end is fixedly connected to a gear, and the top of the gear is rotatably connected to the inner wall of the rod body.

[0015] As a further solution of the utility model: a toggle wheel is rotatably connected to the outer wall of the shaft near the gear, one side of the toggle wheel is located inside the shaft and meshes with the gear, and the other side of the toggle wheel passes through the shaft.

[0016] As a further solution of the utility model: the puncture structure includes a puncture head, the middle inner wall of the puncture head is snap-connected with the bottom of the through groove, the inner side wall of the puncture head is movably connected with the slider, the inner side wall of the puncture head is provided with fixed grooves all around, the inner side of the fixed groove is snap-connected with the adjacent fixed shaft, and the upper end surface of the puncture head is provided with a ground wire lead-in groove.

[0017] Beneficial effects of the utility model:

[0018] (1) The utility model provides a puncture structure at the bottom of the ground wire rod. The puncture structure is an independent unit installed at the bottom of the ground wire rod. The bottom of the puncture head inside the puncture structure is sharp, which facilitates the puncture structure to pierce the inside of the ground;

[0019] (2) A toggle wheel is arranged on the surface of the ground wire rod and located above the piercing structure. By pushing the toggle wheel, the screw under the rotating rod is driven to rotate, thereby controlling the connecting sleeve and the sliding sleeve to descend along the length direction of the limit column, and the connecting rod drives the slider of the surface-mounted fixed shaft to contract, thereby separating the fixed shaft from the fixed groove inside the piercing head. The ground wire rod can be completely separated from the piercing structure, making it convenient to pull out the ground wire rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described below in conjunction with the accompanying drawings.

[0021] Figure 1 It is a cross-sectional schematic diagram of the overall structure of the utility model;

[0022] Figure 2 yes Figure 1 A schematic diagram of the enlarged structure of region A;

[0023] Figure 3 yes Figure 1 Schematic diagram of the enlarged structure of region B;

[0024] Figure 4 This is a schematic diagram of the structure of the utility model when the slider is retracted;

[0025] Figure 5 It is a schematic cross-sectional view of the shaft of the utility model from an upward angle.

[0026] In the figure: 1. piercing structure; 101. piercing head; 102. fixing groove; 103. ground wire threading groove; 2. ground wire insertion rod; 201. rod body; 202. toggle wheel; 203. gear; 204. rotating rod; 205. screw rod; 206. connecting sleeve; 207. limiting column; 208. sliding sleeve; 209. connecting rod; 210. sliding block; 211. fixed shaft; 212. limiting groove; 213. through groove. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] like Figure 1-5 As shown, a high-efficiency well site ground wire extractor comprises a puncture structure 1, and a ground wire plug rod 2 is arranged on the inner side of a puncture head 101; the ground wire plug rod 2 comprises a rod body 201, a screw rod 205 is rotatably connected to the middle of the bottom of the rod body 201, a limiting column 207 is fixedly connected to the bottom of the rod body 201 and located on the outside of the screw rod 205, through grooves 213 are provided on both sides of the outer wall of the limiting column 207, and the bottom of the inner wall of the limiting column 207 is rotatably connected to the bottom end of the screw rod 205; wherein, a connecting sleeve 206 is threadedly sleeved on the outer wall of the screw rod 205, and the limiting columns 207 are passed through on both sides of the connecting sleeve 206, and the outer walls of the connecting sleeve 206 on both sides are respectively slidably connected to the inner walls of the two through grooves 213, and sliding sleeves 208 are fixedly connected to the connecting sleeve 206 on both sides and located on the outside of the limiting column 207, and the inner wall of the sliding sleeve 208 is slidably sleeved on the limiting column 207, as shown in FIG. Figure 1 and Figure 4 As shown, when the screw rod 205 rotates, the threads on the surface of the screw rod 205 push the connecting sleeve 206 to rise and fall in the limiting column 207;

[0029] The upper and lower ends of the outer wall of the sliding sleeve 208 are rotatably connected to connecting rods 209, and the connecting rods 209 located in the same vertical plane are parallel to each other in the length direction. Figure 1 and Figure 4 As shown, the connecting rods 209 in the same vertical plane rotate together and push the slider 210 to slide in the limiting groove 211;

[0030] The end of the connecting rod 209 located in the same vertical plane away from the sliding sleeve 208 is rotatably connected to the slider 210, and the upper and lower ends of the slider 210 located away from the sliding sleeve 208 are fixedly connected to the fixed shaft 211. The bottom of the rod body 201 is surrounded by a limit groove 212 near each slider 210, and the inner wall of the limit groove 212 is slidably connected to the top of the adjacent slider 210. Figure 5 As shown, the limiting groove 212 limits the movement direction of the internal slider 210;

[0031] The top end of the screw rod 205 passes through the rod body 201 and is fixedly connected to a rotating rod 204. The rotating rod 204 is located inside the rod body 201 and is fixedly connected to a gear 203 at the top end. The top of the gear 203 is rotatably connected to the inner wall of the rod body 201. The outer wall of the rod body 201 is rotatably connected to a toggle wheel 202 near the gear 203. One side of the toggle wheel 202 is located inside the rod body 201 and is meshed with the gear 203. The other side of the toggle wheel 202 passes through the rod body 201. Figure 1-Figure 2 As shown, the dial wheel 202 is adjusted to rotate on the outside of the shaft 201, so that the dial wheel 202 drives the gear 203 to rotate;

[0032] The piercing structure 1 includes a piercing head 101, the inner wall of the middle part of the piercing head 101 is engaged with the bottom of the through groove 213, the inner side wall of the piercing head 101 is movably connected with the slider 210, and the inner side wall of the piercing head 101 is provided with a fixing groove 102 around it, and the inner side of the fixing groove 102 is engaged with the adjacent fixing shaft 211, and the upper end surface of the piercing head 101 is provided with a ground wire lead groove 103, such as Figure 1 and Figure 3 As shown, the fixing shaft 211 fits into the fixing groove 102 , and after the slider 210 carrying the fixing shaft 211 is inserted into the fixing groove 102 , the spike head 101 is fixed below the column body 201 .

[0033] The working principle of this utility model:

[0034] When the device is in use, the grounding wire can be wound around the surface of the pole body 201, and the tail end of the grounding wire can be inserted into the piercing head 101 downward and can be grounded through the ground wire insertion groove 103, and then the sharp part of the bottom end of the piercing head 101 is vertically pointed toward the ground below, and the operator holds the pole body 201 and applies downward pressure, so that the piercing head 101 pierces the ground;

[0035] Secondly, when the rod body 201 needs to be pulled out after the construction is completed, the toggle wheel 202 is turned to drive the gear 203 to rotate, so that the rotating rod 204 drives the screw rod 205 to rotate, and under the push of the thread on the surface of the threaded rod 205, the connecting sleeve 206 descends on the inner wall of the limiting column 207, thereby driving the sliding sleeve 208 to descend along the surface of the limiting column 207, and the connecting rod 209 follows the movement of the sliding sleeve 208 and pulls the slider 210 to slide in the limiting groove 212 during the rotation process, so that the fixed shaft 211 is separated from the fixed groove 102 on the inner wall of the piercing head 101. At this time, the operator holds the rod body 201 and pulls it upward to separate the ground wire plug 2 from the puncture structure 1.

[0036] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. An efficient ground wire extractor for well site forging, comprising a puncture structure (1), wherein a ground wire insertion rod (2) is arranged inside the puncture structure (1); It is characterized in that Also includes: The ground wire plug rod (2) comprises a rod body (201), a screw rod (205) is rotatably connected to the middle of the bottom of the rod body (201), a limiting column (207) is fixedly connected to the bottom of the rod body (201) and located outside the screw rod (205), through grooves (213) are provided on both sides of the outer wall of the limiting column (207), and the bottom of the inner wall of the limiting column (207) is rotatably connected to the bottom end of the screw rod (205); The outer wall thread sleeve of the screw rod (205) is provided with a connecting sleeve (206), the two sides of the connecting sleeve (206) extend through the limiting columns (207), and the two side outer walls of the connecting sleeve (206) are respectively slidably connected to the inner walls of the two through grooves (213), and the two sides of the connecting sleeve (206) and located on the outer side of the limiting columns (207) are fixedly connected with sliding sleeves (208), and the inner wall of the sliding sleeve (208) is slidably sleeved with the limiting columns (207).

2. The high-efficiency well site ground wire extractor according to claim 1, characterized in that: The upper and lower ends of the outer wall of the sliding sleeve (208) are rotatably connected to connecting rods (209), and the connecting rods (209) located in the same vertical plane are parallel to each other in the length direction.

3. The high-efficiency ground wire extractor for well site ironwork according to claim 2, characterized in that: One end of the connecting rod (209) located in the same vertical plane and away from the sliding sleeve (208) is rotatably connected to a sliding block (210), and the upper end and the lower end of the sliding block (210) located away from the sliding sleeve (208) are both fixedly connected to a fixed shaft (211).

4. The high-efficiency ground wire extractor for well site ironwork according to claim 1, characterized in that: Limiting grooves (212) are provided around the bottom of the rod body (201) and close to each slider (210), and the inner wall of the limiting groove (212) is slidably connected to the top of the adjacent slider (210).

5. The high-efficiency ground wire extractor for well site ironwork according to claim 1, characterized in that: The top end of the screw rod (205) passes through the rod body (201) and is fixedly connected to a rotating rod (204); the rotating rod (204) is located inside the rod body (201) and is fixedly connected to a gear (203) at the top end; the top of the gear (203) is rotatably connected to the inner wall of the rod body (201).

6. The high-efficiency ground wire extractor for well site ironwork according to claim 1, characterized in that: A toggle wheel (202) is rotatably connected to the outer wall of the shaft (201) and close to the gear (203); one side of the toggle wheel (202) located inside the shaft (201) is meshed with the gear (203), and the other side of the toggle wheel (202) passes through the shaft (201).

7. The high-efficiency ground wire extractor for well site ironwork according to claim 1, characterized in that: The piercing structure (1) comprises a piercing head (101), the inner wall of the middle portion of the piercing head (101) is snap-connected with the bottom of the through slot (213), the inner side wall of the piercing head (101) is movably connected with the slider (210), the inner side wall of the piercing head (101) is provided with fixing slots (102) all around, the inner side of the fixing slot (102) is snap-connected with an adjacent fixing shaft (211), and the upper end surface of the piercing head (101) is provided with a ground wire lead-through slot (103).

Images