CN115992651B - Drilling device for building construction for soil layer drilling - Google Patents
Drilling device for building construction for soil layer drilling Download PDFInfo
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- CN115992651B CN115992651B CN202310293650.9A CN202310293650A CN115992651B CN 115992651 B CN115992651 B CN 115992651B CN 202310293650 A CN202310293650 A CN 202310293650A CN 115992651 B CN115992651 B CN 115992651B
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Abstract
The invention discloses a drilling device for construction for soil layer drilling, which relates to the technical field of drilling devices and comprises a drilling device, a clamping device, a frame body and a protector, wherein the drilling device is sleeved in the frame body, the clamping device is fixedly arranged at the bottom of the frame body, the protector is hinged to the outer side of the frame body, a limiter is fixedly connected in the frame body, a regulator is arranged at the top of the clamping device and is fixedly arranged in the frame body, the limiter comprises a fixedly folded block, the end face of the fixedly folded block is fixedly connected with the frame body, and one end of the fixedly folded block, which is far away from the frame body, is fixedly connected with a colloidal ring. This a drilling equipment for construction for soil horizon bores will take place reverse rotation through the keysets with the clamp plate, and the ground claw of installing in the keysets bottom at this moment will carry out the effect of clamping jaw to the soil horizon to increase the stability of equipment prevents simultaneously in the effect of drilling with the hole askew.
Description
Technical Field
The invention relates to the technical field of drilling devices, in particular to a drilling device for building construction for soil layer drilling.
Background
In building construction, a drilling machine is required to drill the ground, the drilling machine refers to a machine and equipment for leaving a cylindrical hole or a hole on a target object by using a tool which is harder and sharper than the target object in a rotary cutting or rotary extrusion mode, along with the development of society, the drilling machine is more and more widely used in the aspects of machining, construction and the like, the types of the drilling machine are many, and the drilling machine can be divided into a large drilling machine and a small drilling machine according to different use occasions.
The following 3 problems exist for the existing drilling device for building construction: 1. when the driller punches holes, a great amount of vibration is generated, and the hands of operators are not stable, so that the situation of hole deviation exists; 2. in addition, when the hole is drilled and the hole is extracted from the inside, a large amount of broken stone or sediment is carried out by the drill, so that some sediment enters the inside of the equipment along with the surface through the gap, and the unknown problem is generated; 3. the drill can bring out a large number of bumps because of the rotating head rotating at a high speed in the process of drilling the soil layer, so that the surface of the drill is impacted to produce the problems of abrasion and the like.
Disclosure of Invention
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a drilling equipment for construction for soil horizon drilling, includes drilling ware, chucking ware, support body and protector, the drilling ware cover is established in the inside of support body, chucking ware fixed mounting is in the bottom of support body, the protector articulates in the outside of support body, the inside fixedly connected with stopper of support body, the top of chucking ware is provided with the regulator, regulator fixed mounting is in the inside of support body;
the limiter comprises a fixed folding block, the end face of the fixed folding block is fixedly connected with a frame body, one end of the fixed folding block, which is far away from the frame body, is fixedly connected with a colloidal ring, a moving block is fixedly arranged in the colloidal ring, one end of the moving block, which is far away from the colloidal ring, is fixedly connected with a trapezoid ring block, a turning plate is arranged on the outer side of the trapezoid ring block in a sliding manner, a rotating shaft is rotatably arranged on the outer side of the turning plate, the rotating shaft is fixedly connected with the frame body, the top of the turning plate is fixedly connected with a spring, and one end of the spring, which is far away from the turning plate, is fixedly connected with the frame body; the side frames fixed at the two ends of the turning plate rotate along with the rotation of the turning plate, the side faces of the side frames are fixedly connected with inserting shafts, the inserting shafts are sleeved on the collecting bags, meanwhile, bearing blocks are fixedly arranged on one sides of the collecting bags, which are close to the trapezoid ring blocks, so that when the driller is pulled out from the frame body, the turning plate can be restored to the original position, and the collecting bags are deflected on the inserting shafts through the weight of the bearing blocks.
The two ends of the turning plate are fixedly connected with side frames, the side surfaces of the side frames are fixedly connected with inserting shafts, collecting bags are sleeved on the side surfaces of the inserting shafts, and bearing blocks are fixedly connected to one ends, close to the trapezoid ring blocks, of the collecting bags; the outer side of the drill is extruded to the colloidal ring through the fixing and folding block, and meanwhile, the colloidal ring is made of materials similar to rubber bands and attached to the drill, so that the colloidal ring moves towards the moving direction of the drill, and the moving block is fixed inside the colloidal ring, so that the moving block drives the trapezoid ring block fixed on the surface of the moving block to extrude the turning plate.
The adjuster comprises a loop bar, an adjusting component is fixedly installed in the loop bar, and an inserting bar is fixedly connected to the top of the adjusting component.
Preferably, the protector comprises a protection plate, the protection plate is hinged to the side face of the frame body, and a pushing piece is fixedly connected to the top end of the protection plate.
Preferably, the adjusting component comprises a fixed column, the top of the fixed column is fixedly connected with the inserted link, a clamping hook is fixedly connected to the bottom of the fixed column, a connecting column is sleeved on the inner side of the clamping hook, and falling columns are fixedly connected to the two ends of the connecting column.
Preferably, the side of falling the post is pegged graft and is had double-end sleeve pipe, double-end sleeve pipe's both ends all fixedly connected with elastic plate, the top fixedly connected with of elastic plate pushes away the post, elastic plate slidable mounting is in the inside of loop bar. The inserted link emerges from the top of support body and extrudes the pushing piece, and wherein the other end of pushing piece is connected with the guard plate, so the guard plate will protect support body and peripheral equipment to reach the hole puncher and carry out the in-process of drilling to the soil layer, prevent the effect of silt sputtering on equipment.
Preferably, the two ends of the elastic plate are respectively provided with a lifting piece, the side surface of the lifting piece is fixedly connected with a fixed rod, and the top end of the lifting piece is fixedly connected inside the loop rod.
Preferably, the clamping device comprises a clamping assembly, the top of the clamping assembly is fixedly connected to the bottom of the frame body, and the inner side of the frame body is fixedly connected with a leakage-proof plate.
Preferably, the clamping assembly comprises a casing, wherein the top of the casing is fixedly connected with the frame body, and a ring shaft is fixedly connected inside the casing.
Preferably, a spring clamp is sleeved on the outer side of the ring shaft, one end of the spring clamp, which is positioned at the top, is fixedly connected with a pressing plate, and one end of the spring clamp, which is positioned at the bottom, is fixedly connected with an adapter plate.
Preferably, the bottom side fixedly connected with intubate of ring axle, the one end fixedly connected with spacing of ring axle is kept away from to the intubate, the side of spacing is provided with the protection piece, the top of protection piece is pegged graft there is the snap ring. The bottom of clamp plate is connected with the terminal surface of spring clamp, and the other end of spring clamp is connected with the keysets, consequently the keysets will take place reverse rotation with the clamp plate, and the ground claw of installing in the keysets bottom at this moment will carry out the effect of clamping jaw to the soil layer to increase equipment's stability prevents simultaneously to beat the effect of askew with the hole in drilling.
Preferably, the snap ring is fixedly connected with the adapter plate, a double-end rod is fixedly connected to one side, close to the adapter plate, of the protection sheet, one end, far away from the protection sheet, of the double-end rod is fixedly connected with the adapter plate, and a ground claw is fixedly connected to the bottom of the adapter plate. When the adapter plate rotates, the double-ended rod fixed on the inner side of the adapter plate can squeeze the protection sheet, wherein the protection sheet is hinged on the inner side of the adapter plate, so that the protection sheet can rotate to prevent soil from splashing into the equipment.
The invention provides a drilling device for building construction for soil layer drilling. The beneficial effects are as follows:
1. this a drilling equipment for construction for soil horizon bores, drives the trapezoidal ring piece of fixing at its surface through the movable block and extrudees the board that turns over, and wherein turns over the board and takes place rotatoryly through the pivot, consequently turns over the other end of board and will extrude the drilling ware to reach spacing and cushioning effect to the drilling ware.
2. This a drilling equipment for construction for soil horizon bores, makes the collection bag take place the deflection on inserting the axle through the weight of bearing block self, and the collection bag will carry out the effect that rubble was collected to the surface of perforator at this moment.
3. This a drilling equipment for construction for soil horizon is bored, the top of follow support body through the inserted bar is gone out and is extruded the pushing piece, and wherein the other end of pushing piece is connected with the guard plate, consequently the guard plate will protect support body and peripheral equipment to reach the hole puncher and carry out the in-process of drilling to the soil horizon, prevent the effect of silt sputtering on equipment.
4. This a drilling equipment for construction for soil horizon bores will take place reverse rotation through the keysets with the clamp plate, and the ground claw of installing in the keysets bottom at this moment will carry out the effect of clamping jaw to the soil horizon to increase the stability of equipment prevents simultaneously in the effect of drilling with the hole askew.
5. This a drilling equipment for construction for soil layer is bored, when taking place to rotate through the keysets, the bipitch pole of fixing in its inboard will extrude the protection piece, and wherein the protection piece is articulated in the keysets inboard, thereby the protection piece will take place to rotate thereby plays the effect that prevents that earth from splashing into equipment inside.
Drawings
Fig. 1 is a schematic view showing an external structure of a drilling device for construction for soil layer drilling according to the present invention;
FIG. 2 is a schematic overall sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of a stopper according to the present invention;
FIG. 4 is a schematic diagram of a regulator according to the present invention;
FIG. 5 is a schematic view of the structure of the adjusting assembly of the present invention;
FIG. 6 is a schematic view of a guard structure according to the present invention;
FIG. 7 is a schematic view of the structure of the clamping device of the present invention;
fig. 8 is a schematic cross-sectional view of a clamping assembly of the present invention.
In the figure: 1. a drill; 2. a clamping device; 3. a frame body; 4. a guard; 5. a limiter; 6. a regulator; 51. a fixed folding block; 52. a jelly-like ring; 53. a moving block; 55. a trapezoidal ring block; 56. a bearing block; 57. a collection bag; 58. inserting a shaft; 59. turning plate; 50. a spring; 501. a rotating shaft; 61. a rod; 62. a loop bar; 63. an adjustment assembly; 631. pushing a column; 632. fixing the column; 633. a clamping hook; 634. connecting columns; 635. double-ended sleeve; 636. a fixed rod; 637. lifting the pulling plate; 638. an elastic plate; 639. falling a column; 41. a protection plate; 42. a pushing piece; 21. a clamping assembly; 22. a leakage-proof plate; 211. a casing; 212. a ring shaft; 213. a spring clip; 214. a clasp; 215. an adapter plate; 216. a double-headed stem; 217. a ground claw; 218. a limit bar; 219. a cannula; 210. a protective sheet; 2101. and (5) pressing plates.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
In a first embodiment, as shown in fig. 1 to 3, the present invention provides a technical solution: a drilling equipment for construction for soil horizon is bored, includes drilling equipment 1, chucking ware 2, support body 3 and protector 4, drilling equipment 1 cover is established in the inside of support body 3, chucking ware 2 fixed mounting is in the bottom of support body 3, protector 4 articulates in the outside of support body 3, the inside fixedly connected with stopper 5 of support body 3, the top of chucking ware 2 is provided with regulator 6, regulator 6 fixed mounting is in the inside of support body 3.
The limiter 5 comprises a fixed folding block 51, the end face of the fixed folding block 51 is fixedly connected with the frame 3, one end of the fixed folding block 51 far away from the frame 3 is fixedly connected with a colloidal ring 52, a moving block 53 is fixedly arranged in the colloidal ring 52, one end of the moving block 53 far away from the colloidal ring 52 is fixedly connected with a trapezoid ring 55, the outer side of the trapezoid ring 55 is slidably provided with a turning plate 59, the outer side of the driller 1 extrudes the colloidal ring 52 by extending the driller 1 into the frame 3, the colloidal ring 52 is connected with the frame 3 through the fixed folding block 51, meanwhile, the colloidal ring 52 is similar to a rubber band and is attached to the driller 1, so that the colloidal ring 52 moves towards the moving direction of the driller 1, the moving block 53 is fixed in the colloidal ring 52, the moving block 53 drives the trapezoid ring 55 fixed on the surface of the moving block 55 to extrude the turning plate 59, the turning plate 59 rotates through the rotating shaft 501, and the other end of the turning plate 59 extrudes the driller 1, so that the limiter 1 is extruded and the limiter 1 is damped.
The outside rotation of turning over board 59 installs pivot 501, pivot 501's looks fixed connection with support body 3, the top fixedly connected with spring 50 of turning over board 59, the one end that turns over board 59 was kept away from to spring 50 is fixed connection with support body 3 mutually, the both ends fixedly connected with side bearer of turning over board 59, the side fixedly connected with of side bearer inserts axle 58, insert axle 58's side cover is equipped with collecting bag 57, collecting bag 57 is close to trapezoidal ring 55's one end fixedly connected with bearing block 56, accompanies turning over board 59's rotation for the side bearer of fixing at its both ends will rotate, and the side of side bearer fixedly connected with inserts axle 58, and inserts axle 58 is the cover to be established on collecting bag 57, and the one side that collecting bag 57 is close to trapezoidal ring 55 is fixedly installed to bearing block 56 simultaneously, in order to reach the time of drill 1 follow support body 3 and take out, at this moment makes collecting bag 57 take place the deflection on inserting axle 58 through bearing block 56 self weight, and collecting bag 57 will carry out the effect of collecting to the surface of drill 1 at this moment.
In a second embodiment, as shown in fig. 4-6, the regulator 6 includes a sleeve rod 62, an adjusting component 63 is fixedly installed inside the sleeve rod 62, and a plug rod 61 is fixedly connected to the top of the adjusting component 63.
The protector 4 comprises a protection plate 41, the protection plate 41 is hinged to the side face of the frame body 3, and a pushing piece 42 is fixedly connected to the top end of the protection plate 41. The push plate 42 is extruded from the top of the frame body 3 through the insert rod 61, wherein the other end of the push plate 42 is connected with the protection plate 41, so that the protection plate 41 protects the frame body 3 and peripheral equipment, and the effect of preventing sediment from being sputtered on the equipment when the drill 1 drills a soil layer is achieved.
The adjusting component 63 comprises a fixed column 632, the top of the fixed column 632 is fixedly connected with an inserting rod 61, a clamping hook 633 is fixedly connected to the bottom of the fixed column 632, a connecting column 634 is sleeved on the inner side of the clamping hook 633, two ends of the connecting column 634 are fixedly connected with a falling column 639, a double-head sleeve 635 is inserted into the side face of the falling column 639, two ends of the double-head sleeve 635 are fixedly connected with an elastic plate 638, the top of the elastic plate 638 is fixedly connected with a pushing column 631, the elastic plate 638 is slidably mounted in the sleeve 62, two ends of the elastic plate 638 are respectively provided with a pulling sheet 637, a fixing rod 636 is fixedly connected to the side face of the pulling sheet 637, and the top of the pulling sheet 637 is fixedly connected to the inside of the sleeve 62. When the drill 1 is started, a large amount of vibration is generated, at this time, the hooks 633 hooked on the surface of the connecting column 634 are separated, so that the sleeve 62 moves downward, the double-ended sleeve 635 is sleeved inside the sleeve 62, so that the two ends of the elastic plates 638 fixed at the two ends of the double-ended sleeve 635 are stressed and slide downward along the inner wall of the sleeve 62, when the two ends of the elastic plates 638 slide to a certain extent, the two ends of the elastic plates 638 are downward, the central part of the elastic plates are bulged upward, at this time, the push column 631 fixed at the central top of the elastic plates 638 pushes the inserting rod 61 upward, so that the inserting rod 61 is pulled out from the top of the frame 3 and extrudes the push piece 42, and the other end of the push piece 42 is connected with the protection plate 41, so that the protection plate 41 protects the frame 3 and peripheral equipment, so that the effect of the drill 1 on the equipment is prevented from silt sputtering in the process of drilling the soil layers.
In a third embodiment, as shown in fig. 7-8, the clamping device 2 includes a clamping assembly 21, the top of the clamping assembly 21 is fixedly connected to the bottom of the frame body 3, the inner side of the frame body 3 is fixedly connected with a leakage-proof plate 22, the clamping assembly 21 includes a casing 211, the top of the casing 211 is fixedly connected with the frame body 3, an annular shaft 212 is fixedly connected to the inside of the casing 211, a spring clip 213 is sleeved on the outside of the annular shaft 212, one end of the spring clip 213 at the top is fixedly connected with a pressing plate 2101, one end of the spring clip 213 at the bottom is fixedly connected with an adapter plate 215, when the adapter plate 215 rotates, a double-headed rod 216 fixed on the inner side of the adapter plate extrudes a protection sheet 210, wherein the protection sheet 210 is hinged on the inner side of the adapter plate 215, and therefore the protection sheet 210 rotates to play a role of preventing soil from splashing into the equipment. The bottom side fixedly connected with intubate 219 of ring shaft 212, the one end fixedly connected with spacing 218 of intubate 219 keeping away from ring shaft 212, the side of spacing 218 is provided with protection piece 210, the top of protection piece 210 is pegged graft and is had snap ring 214, snap ring 214 is fixedly connected with keyset 215, the one side fixedly connected with bipitch 216 that protection piece 210 is close to keyset 215, the one end that bipitch 216 kept away from protection piece 210 is fixedly connected with keyset 215, the bottom fixedly connected with ground claw 217 of keyset 215, along with the upward movement of inserted bar 61, and falling post 639 will move down, at this moment falling post 639 will extrude clamp plate 2101, wherein the bottom of clamp plate 2101 is connected with the terminal surface of spring clamp 213, and the other end of spring clamp 213 is connected with keyset 215, consequently keyset 215 will take place reverse rotation with clamp plate 2101, at this moment install the effect that ground claw 217 of keyset 215 will carry out the effect to the soil layer to the skew in the process of drilling to increase equipment's stability.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (10)
1. A drilling equipment for construction for soil horizon bores, includes drilling equipment (1), chucking ware (2), support body (3) and protector (4), its characterized in that: the drill (1) is sleeved in the frame body (3), the clamping device (2) is fixedly arranged at the bottom of the frame body (3), the protector (4) is hinged to the outer side of the frame body (3), a limiter (5) is fixedly connected to the inside of the frame body (3), an adjustor (6) is arranged at the top of the clamping device (2), and the adjustor (6) is fixedly arranged in the frame body (3);
the limiter (5) comprises a fixed folding block (51), the end face of the fixed folding block (51) is fixedly connected with the frame body (3), one end of the fixed folding block (51) away from the frame body (3) is fixedly connected with a colloidal ring (52), a moving block (53) is fixedly arranged in the colloidal ring (52), one end of the moving block (53) away from the colloidal ring (52) is fixedly connected with a trapezoid ring block (55), a turning plate (59) is slidably arranged on the outer side of the trapezoid ring block (55), a rotating shaft (501) is rotatably arranged on the outer side of the turning plate (59), the rotating shaft (501) is fixedly connected with the frame body (3), the top of the turning plate (59) is fixedly connected with a spring (50), and one end of the spring (50) away from the turning plate (59) is fixedly connected with the frame body (3);
the two ends of the turning plate (59) are fixedly connected with side frames, the side surfaces of the side frames are fixedly connected with inserting shafts (58), collecting bags (57) are sleeved on the side surfaces of the inserting shafts (58), and one ends, close to the trapezoid annular blocks (55), of the collecting bags (57) are fixedly connected with bearing blocks (56);
the adjuster (6) comprises a loop bar (62), an adjusting component (63) is fixedly installed in the loop bar (62), and a plug bar (61) is fixedly connected to the top of the adjusting component (63).
2. A drilling device for construction for soil layer drilling according to claim 1, wherein: the protector (4) comprises a protection plate (41), the protection plate (41) is hinged to the side face of the frame body (3), and a pushing piece (42) is fixedly connected to the top end of the protection plate (41).
3. A drilling device for construction for soil layer drilling according to claim 1, wherein: the adjusting component (63) comprises a fixed column (632), the top of the fixed column (632) is fixedly connected with the inserting rod (61), a clamping hook (633) is fixedly connected to the bottom of the fixed column (632), a connecting column (634) is sleeved on the inner side of the clamping hook (633), and falling columns (639) are fixedly connected to the two ends of the connecting column (634).
4. A drilling device for construction for soil layer drilling according to claim 3, wherein: the side of falling post (639) is pegged graft and is had double-end sleeve pipe (635), both ends of double-end sleeve pipe (635) are all fixedly connected with elastic plate (638), the top fixedly connected with of elastic plate (638) pushes away post (631), elastic plate (638) slidable mounting is in the inside of loop bar (62).
5. A drilling device for construction for soil layer drilling according to claim 4, wherein: both ends of the elastic plate (638) are provided with a lifting piece (637), a fixed rod (636) is fixedly connected with the side surface of the lifting piece (637), and the top end of the lifting piece (637) is fixedly connected with the inside of the loop bar (62).
6. A drilling device for construction for soil layer drilling according to claim 1, wherein: the clamping device (2) comprises a clamping assembly (21), the top of the clamping assembly (21) is fixedly connected to the bottom of the frame body (3), and the inner side of the frame body (3) is fixedly connected with a leakage-proof plate (22).
7. A drilling device for construction for soil layer drilling according to claim 6, wherein: the clamping assembly (21) comprises a sleeve (211), the top of the sleeve (211) is fixedly connected with the frame body (3), and a ring shaft (212) is fixedly connected inside the sleeve (211).
8. A drilling device for construction for soil layer drilling according to claim 7, wherein: the outside cover of ring axle (212) is equipped with spring clamp (213), the one end that spring clamp (213) are in the top fixedly connected with clamp plate (2101), the one end that spring clamp (213) are in the bottom fixedly connected with keysets (215).
9. A drilling device for construction for soil layer drilling according to claim 7, wherein: the bottom side fixedly connected with intubate (219) of annular shaft (212), the one end fixedly connected with spacing (218) of annular shaft (212) are kept away from to intubate (219), the side of spacing (218) is provided with protection piece (210), peg graft at the top of protection piece (210) and have snap ring (214).
10. A drilling device for construction for soil layer drilling according to claim 9, wherein: the clamping ring (214) is fixedly connected with the adapter plate (215), a double-end rod (216) is fixedly connected to one side, close to the adapter plate (215), of the protection sheet (210), one end, far away from the protection sheet (210), of the double-end rod (216) is fixedly connected with the adapter plate (215), and a ground claw (217) is fixedly connected to the bottom of the adapter plate (215).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310293650.9A CN115992651B (en) | 2023-03-24 | 2023-03-24 | Drilling device for building construction for soil layer drilling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310293650.9A CN115992651B (en) | 2023-03-24 | 2023-03-24 | Drilling device for building construction for soil layer drilling |
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| CN115992651A CN115992651A (en) | 2023-04-21 |
| CN115992651B true CN115992651B (en) | 2023-05-16 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213597865U (en) * | 2020-11-03 | 2021-07-02 | 申荫松 | Drilling machine support that building engineering used |
| CN215565743U (en) * | 2021-06-11 | 2022-01-18 | 中勘资源勘探科技股份有限公司 | Drill bit of rotary drilling rig |
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- 2023-03-24 CN CN202310293650.9A patent/CN115992651B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213597865U (en) * | 2020-11-03 | 2021-07-02 | 申荫松 | Drilling machine support that building engineering used |
| CN215565743U (en) * | 2021-06-11 | 2022-01-18 | 中勘资源勘探科技股份有限公司 | Drill bit of rotary drilling rig |
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