Directional drilling machine stabilizing device for underground construction and directional drilling machine

Abstract

The directional drilling machine stabilizing device comprises lower hydraulic cylinders and an upper hydraulic cylinder, the four lower hydraulic cylinders are fixedly connected to the four corners of a directional drilling machine body respectively, and each lower hydraulic cylinder comprises a lower cylinder body and a lower cylinder rod; the lower cylinder body is fixedly connected to the outer side wall of the directional drilling machine body, the lower cylinder rod vertically stretches downwards, and the lower end of the lower cylinder rod is connected with a lower supporting plate; the upper end of each lower hydraulic cylinder is fixedly connected with an upper hydraulic cylinder, each upper hydraulic cylinder comprises an upper cylinder body and an upper cylinder rod, the upper cylinder bodies are connected to the upper ends of the lower cylinder bodies, the upper cylinder rods vertically stretch out and draw back upwards, and the upper ends of the upper cylinder rods are connected with an upper supporting plate. According to the utility model, the upper part and the lower part of the drilling machine are simultaneously and effectively stabilized in the underground construction process, the directional drilling machine is prevented from displacing in the construction process, a drill rod is further prevented from falling off, the construction stability of the drilling machine is improved, the economic loss is avoided, the operation is simple, the cost is low, and the universal applicability is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of directional drilling machines, in particular to a directional drilling machine stabilizing device and a directional drilling machine used for underground construction. Background Art

[0002] Directional drilling is usually carried out by using a directional drilling rig into the well. When the drilling depth is deep, the pulling pressure increases accordingly. During the operation, vibration or displacement may occur due to operational reasons or equipment reasons. Once the drilling rig body is displaced, it is very easy to cause the drill rod in the borehole to fall off, causing great economic losses. The original directional drilling rig is equipped with four legs, which support the bottom of the directional drilling rig body through hydraulic output, but when the pulling pressure is large, the upper part of the drilling rig cannot be effectively stabilized. Summary of the invention

[0003] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the utility model provides a directional drilling rig stabilizing device and a directional drilling rig for underground construction, which effectively prevents the directional drilling rig from being displaced during the construction process, thereby preventing the drill rod from falling off.

[0004] The utility model provides a directional drilling rig stabilizing device for underground construction, including: a lower hydraulic cylinder and an upper hydraulic cylinder, wherein the lower hydraulic cylinder is provided with four, and the four lower hydraulic cylinders are respectively fixedly connected to the four corners of the directional drilling rig body, the lower hydraulic cylinder includes a lower cylinder body and a lower cylinder rod, the lower cylinder body is fixedly connected to the outer wall of the directional drilling rig body, the lower cylinder rod is vertically extended downward, the longest extension of the lower cylinder rod is greater than the vertical distance between the lower end surface of the lower cylinder body and the ground, and the lower end of the lower cylinder rod is detachably connected to a lower The support plate and the lower support plate are arranged in the horizontal direction; there are four upper hydraulic cylinders, and the upper end of each lower hydraulic cylinder is fixedly connected with an upper hydraulic cylinder, the upper hydraulic cylinder comprises an upper cylinder body and an upper cylinder rod, the upper cylinder body is connected to the upper end of the lower cylinder body, the upper cylinder rod is vertically extended and retracted upward, when the upper cylinder rod is fully extended, the upper end surface of the upper cylinder rod exceeds the top of the directional drilling rig body, the axis line of the upper cylinder rod is colinear with the axis line of the lower cylinder rod, the upper end of the upper cylinder rod is detachably connected with an upper support plate, and the upper support plate is arranged in the horizontal direction.

[0005] The utility model arranges an upper hydraulic cylinder above the lower hydraulic cylinder, so that the upper and lower parts of the drilling rig can be effectively stabilized at the same time during the underground construction process, preventing the directional drilling rig from being displaced during the construction process, thereby preventing the drill rod from falling off, improving the stability of the drilling rig construction, avoiding economic losses, and having simple operation, low cost and universal applicability.

[0006] In some embodiments, the upper end of the lower cylinder body is fixedly connected to the lower flange, and the lower end of the upper cylinder body is fixedly connected to the upper flange, and the upper flange and the lower flange are fixedly connected by bolts. This facilitates the disassembly and assembly of the upper hydraulic cylinder, and the upper hydraulic cylinder of different models or specifications can be replaced. When working on the ground, the upper hydraulic cylinder is not needed and can be removed.

[0007] In some embodiments, the lower cylinder body is fixedly connected to the outer wall of the directional drilling rig body through a positioning block. The positioning block includes a first positioning plate and a second positioning plate that are perpendicular to each other. The first positioning plate and the second positioning plate are integrally formed. The first positioning plate is arranged in the vertical direction, and the second positioning plate is arranged in the horizontal direction.

[0008] In some embodiments, the first positioning plate is fixedly connected to the outer side wall of the directional drilling machine body by bolts, thereby further improving the connection stability between the positioning block and the directional drilling machine body.

[0009] In some embodiments, the directional drilling rig stabilization device further includes a reinforcement member, which includes an upper clamp, a lower clamp and a connecting plate, wherein the upper clamp is tightly fitted and sleeved on the outer periphery of the upper cylinder body, the lower clamp is tightly fitted and sleeved on the outer periphery of the lower cylinder body, and a plurality of connecting plates are provided, and the plurality of connecting plates are fixedly connected between the upper clamp and the lower clamp, so as to improve the connection stability between the upper hydraulic cylinder and the lower hydraulic cylinder.

[0010] In some embodiments, the upper end of the upper support plate is fixedly connected to the upper pad, and the lower end of the lower support plate is fixedly connected to the lower pad, and both the upper pad and the lower pad are made of rubber, which can reduce the vibration of the equipment during construction.

[0011] In some embodiments, the upper support plate is connected to the upper end of the upper cylinder rod by threads, and the lower support plate is connected to the lower end of the lower cylinder rod by threads, so that the upper support plate and the lower support plate can be easily disassembled, assembled and replaced.

[0012] In some embodiments, the length of the lower cylinder is less than that of the upper cylinder, and the lower cylinder is located near the bottom of the directional drilling rig. Since the lower hydraulic cylinder needs to support the drilling rig, the closer the lower hydraulic cylinder is to the ground, the easier it is to support the drilling rig and the more labor-saving it is.

[0013] In some embodiments, the outer diameter of the upper cylinder body is equal to the outer diameter of the lower cylinder body, and the outer diameter of the upper cylinder rod is equal to the outer diameter of the lower cylinder rod.

[0014] Another embodiment of the present invention provides a directional drilling rig including the above-mentioned directional drilling rig stabilizing device, wherein the four lower hydraulic cylinders are respectively arranged on both sides of the front side wall and both sides of the rear side wall of the directional drilling rig body.

[0015] The directional drilling rig of the utility model adopts a stabilizing device to effectively stabilize the upper and lower parts of the drilling rig during the underground construction process, thereby preventing the directional drilling rig from being displaced during the construction process and thus preventing the drill rod from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings.

[0017] in:

[0018] Figure 1 It is a structural schematic diagram of a directional drilling rig stabilizing device for underground construction in an embodiment of the utility model;

[0019] Figure 2 for Figure 1 A schematic diagram of the structure of the reinforcement member;

[0020] Figure 3 This is a schematic diagram of the use of a directional drilling rig stabilizing device for underground construction in an embodiment of the utility model;

[0021] Reference numerals:

[0022] 1-upper pad; 2-upper support plate; 3-upper cylinder rod; 4-upper cylinder body; 5-reinforcement; 51-upper clamp; 52-connecting plate; 53-lower clamp; 6-upper flange; 7-lower flange; 8-second positioning plate; 9-first positioning plate; 10-lower cylinder body; 11-lower cylinder rod; 12-lower support plate; 13-lower pad; 14-directional drilling rig body; 15-crawler; 16-operating table. DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but cannot be understood as limiting the present invention.

[0024] The following describes a directional drilling rig stabilizing device and a directional drilling rig for underground construction according to an embodiment of the utility model with reference to the accompanying drawings.

[0025] like Figure 1-2As shown, one embodiment of the utility model proposes a directional drilling rig stabilizing device for underground construction, including: a lower hydraulic cylinder and an upper hydraulic cylinder, wherein four lower hydraulic cylinders are provided, and the four lower hydraulic cylinders are respectively fixedly connected to the four corners of the directional drilling rig body 14, and the lower hydraulic cylinder includes a lower cylinder body 10 and a lower cylinder rod 11, and the lower cylinder body 10 is fixedly connected to the outer wall of the directional drilling rig body 14, and the lower cylinder rod 11 is vertically extended downward, and the longest extension of the lower cylinder rod 11 is greater than the vertical distance between the lower end surface of the lower cylinder body 10 and the ground, and the lower end of the lower cylinder rod 11 is detachably connected to a lower The support plate 12 and the lower support plate 12 are arranged in the horizontal direction; there are four upper hydraulic cylinders, and the upper end of each lower hydraulic cylinder is fixedly connected to an upper hydraulic cylinder, and the upper hydraulic cylinder includes an upper cylinder body 4 and an upper cylinder rod 3. The upper cylinder body 4 is connected to the upper end of the lower cylinder body 10, and the upper cylinder rod 3 is vertically extended and retracted upward. When the upper cylinder rod 3 is fully extended, the upper end surface of the upper cylinder rod 3 exceeds the top of the directional drilling rig body 14, and the axis line of the upper cylinder rod 3 is colinear with the axis line of the lower cylinder rod 11. The upper end of the upper cylinder rod 3 is detachably connected to the upper support plate 2, and the upper support plate 2 is arranged in the horizontal direction.

[0026] The utility model arranges an upper hydraulic cylinder above the lower hydraulic cylinder, so that the upper and lower parts of the drilling rig can be effectively stabilized at the same time during the underground construction process, preventing the directional drilling rig from being displaced during the construction process, thereby preventing the drill rod from falling off, improving the stability of the drilling rig construction, avoiding economic losses, and having simple operation, low cost and universal applicability.

[0027] In some embodiments, the upper end of the lower cylinder body 10 is fixedly connected to the lower flange 7, and the lower end of the upper cylinder body 4 is fixedly connected to the upper flange 6, and the upper flange 6 and the lower flange 7 are fixedly connected by bolts. It is convenient to disassemble and assemble the upper hydraulic cylinder, and the upper hydraulic cylinder of different models or specifications can be replaced. When working on the ground, the upper hydraulic cylinder is not needed and can be removed.

[0028] In some embodiments, the lower cylinder body 10 is fixedly connected to the outer wall of the directional drilling rig body 14 through a positioning block. The positioning block includes a first positioning plate 9 and a second positioning plate 8 that are perpendicular to each other. The first positioning plate 9 and the second positioning plate 8 are integrally formed. The first positioning plate 9 is arranged in the vertical direction, and the second positioning plate 8 is arranged in the horizontal direction.

[0029] Furthermore, one side of the first positioning plate 9 is fixedly connected to the side wall of the lower cylinder body 10, and the other side of the first positioning plate 9 is fixedly connected to the directional drilling rig body 14. The second positioning plate 8 has a vertical through hole, and the lower cylinder body 10 passes through the through hole and is welded to the second positioning plate 8.

[0030] In some embodiments, the first positioning plate 9 is fixedly connected to the outer wall of the directional drilling machine body 14 by bolts, so as to further improve the connection stability between the positioning block and the directional drilling machine body 14.

[0031] In some embodiments, the directional drilling rig stabilizing device further includes a reinforcement member 5, which includes an upper hoop 51, a lower hoop 53 and a connecting plate 52. The upper hoop 51 is tightly fitted and sleeved on the outer periphery of the upper cylinder body 4, and the lower hoop 53 is tightly fitted and sleeved on the outer periphery of the lower cylinder body 10. A plurality of connecting plates 52 are provided, and the plurality of connecting plates 52 are fixedly connected between the upper hoop 51 and the lower hoop 53. The connection stability between the upper hydraulic cylinder and the lower hydraulic cylinder is improved.

[0032] Furthermore, the connecting plates 52 are arranged on the outer periphery of the upper cylinder body 4 and the lower cylinder body 10 , and the connecting plates 52 have bending parts at the positions of the upper flange 6 and the lower flange 7 in order to avoid the upper flange 6 and the lower flange 7 protruding outward.

[0033] Furthermore, the upper clamp 51 and the lower clamp 53 respectively have two semicircular clamps that cooperate with each other, which are fastened by bolts so that the upper clamp 51 presses the upper cylinder body 4 and the lower clamp 53 presses the lower cylinder body 10.

[0034] In some embodiments, the upper end of the upper support plate 2 is fixedly connected to the upper pad 1, and the lower end of the lower support plate 12 is fixedly connected to the lower pad 13, and both the upper pad 1 and the lower pad 13 are made of rubber. The vibration of the equipment can be reduced during construction.

[0035] Furthermore, the upper support plate 2, the upper pad 1, the lower support plate 12 and the lower pad 13 are all pancake-shaped structures, the outer diameters of the upper support plate 2 and the upper pad 1 are equal, and the outer diameters of the lower support plate 12 and the lower pad 13 are equal. The connection method between the upper pad 1 and the upper support plate 2 and the connection method between the lower pad 13 and the lower support plate 12 are all conventional connection methods such as bolt connection or bonding.

[0036] In some embodiments, the upper support plate 2 is connected to the upper end of the upper cylinder rod 3 by threads, and the lower support plate 12 is connected to the lower end of the lower cylinder rod 11 by threads. The upper support plate 2 and the lower support plate 12 can be easily disassembled and replaced.

[0037] Furthermore, the upper end of the upper cylinder rod 3 is provided with an external thread, and the lower end surface of the upper support plate 2 is provided with a thread groove, which is threadedly connected to the upper cylinder rod 3. The lower end of the lower cylinder rod 11 is provided with an external thread, and the upper end surface of the lower support plate 12 is provided with a thread groove, which is threadedly connected to the lower cylinder rod 11.

[0038] In some embodiments, the length of the lower cylinder 10 is less than that of the upper cylinder 4, and the lower cylinder 10 is disposed near the bottom of the directional drilling rig body 14. Since the lower hydraulic cylinder needs to support the drilling rig body, the closer the lower hydraulic cylinder is to the ground, the easier it is to support the drilling rig and the more labor-saving it is.

[0039] In some embodiments, the outer diameter of the upper cylinder body 4 is equal to the outer diameter of the lower cylinder body 10 , and the outer diameter of the upper cylinder rod 3 is equal to the outer diameter of the lower cylinder rod 11 .

[0040] like Figure 3 As shown, another embodiment of the present invention provides a directional drilling rig including the above-mentioned directional drilling rig stabilizing device, and four lower hydraulic cylinders are respectively arranged on both sides of the front side wall and both sides of the rear side wall of the directional drilling rig body 14.

[0041] The directional drilling rig of the utility model adopts a stabilizing device to effectively stabilize the upper and lower parts of the drilling rig during the underground construction process, thereby preventing the directional drilling rig from being displaced during the construction process and thus preventing the drill rod from falling off.

[0042] The directional drilling rig also includes conventional structures such as an operating platform 16, a crawler 15, and a drill rod. The operating platform 16 is connected to the front side wall of the directional drilling rig body 14. The two groups of hydraulic cylinders located on the front side wall are respectively arranged on both sides of the operating platform 16. The crawler 15 is arranged at the bottom of the directional drilling rig body 14 and is used to move the directional drilling rig. The embodiments of the present utility model do not involve the operating platform 16 and other conventional structures, which will not be described here.

[0043] When in use, in the underground tunnel, the lower cylinder rod 11 of the lower hydraulic cylinder is driven to extend downward until the lower pad 13 supports the ground, and the upper cylinder rod 3 of the upper hydraulic cylinder is driven to extend upward until the upper pad 1 supports the top of the tunnel. At this time, the directional drilling rig enters a stable state and can perform drilling operations.

[0044] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0045] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0046] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0048] In the present utility model, the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0049] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A directional drilling rig stabilizing device for underground construction, characterized in that: include: A lower hydraulic cylinder, wherein four lower hydraulic cylinders are provided, and the four lower hydraulic cylinders are respectively fixedly connected to the four corners of the directional drilling rig body, and the lower hydraulic cylinder comprises a lower cylinder body and a lower cylinder rod, and the lower cylinder body is fixedly connected to the outer side wall of the directional drilling rig body, and the lower cylinder rod is vertically extended downward, and the longest extension of the lower cylinder rod is greater than the vertical distance between the lower end surface of the lower cylinder body and the ground, and the lower end of the lower cylinder rod is detachably connected to a lower support plate, and the lower support plate is arranged in the horizontal direction; An upper hydraulic cylinder, wherein four upper hydraulic cylinders are provided, and the upper end of each lower hydraulic cylinder is respectively fixedly connected with one of the upper hydraulic cylinders, and the upper hydraulic cylinder comprises an upper cylinder body and an upper cylinder rod, wherein the upper cylinder body is connected to the upper end of the lower cylinder body, and the upper cylinder rod is vertically extended upward, and when the upper cylinder rod is fully extended, the upper end surface of the upper cylinder rod exceeds the top of the directional drilling rig fuselage, and the axis center line of the upper cylinder rod is colinear with the axis center line of the lower cylinder rod, and the upper end of the upper cylinder rod is detachably connected with an upper support plate, and the upper support plate is arranged in the horizontal direction; It also includes a reinforcement part, which includes an upper clamp, a lower clamp and a connecting plate. The upper clamp is tightly fitted and sleeved on the outer periphery of the upper cylinder body, and the lower clamp is tightly fitted and sleeved on the outer periphery of the lower cylinder body. There are multiple connecting plates, and the multiple connecting plates are fixedly connected between the upper clamp and the lower clamp.

2. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The upper end of the lower cylinder body is fixedly connected to the lower flange, and the lower end of the upper cylinder body is fixedly connected to the upper flange. The upper flange and the lower flange are fixedly connected by bolts.

3. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The lower cylinder body is fixedly connected to the outer side wall of the directional drilling rig body through a positioning block, and the positioning block includes a first positioning plate and a second positioning plate which are perpendicular to each other, the first positioning plate and the second positioning plate are integrally formed, the first positioning plate is arranged in a vertical direction, and the second positioning plate is arranged in a horizontal direction.

4. The directional drilling rig stabilizing device for underground construction according to claim 3 is characterized in that: The first positioning plate is fixedly connected to the outer side wall of the directional drilling rig body by bolts.

5. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The upper end of the upper support plate is fixedly connected to the upper pad, and the lower end of the lower support plate is fixedly connected to the lower pad. Both the upper pad and the lower pad are made of rubber.

6. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The upper support plate is connected to the upper end of the upper cylinder rod through threads, and the lower support plate is connected to the lower end of the lower cylinder rod through threads.

7. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The length of the lower cylinder body is smaller than that of the upper cylinder body, and the lower cylinder body is arranged at a position close to the bottom of the directional drilling machine body.

8. The directional drilling rig stabilizing device for underground construction according to claim 1, characterized in that: The outer diameter of the upper cylinder body is equal to the outer diameter of the lower cylinder body, and the outer diameter of the upper cylinder rod is equal to the outer diameter of the lower cylinder rod.

9. A directional drilling rig comprising the directional drilling rig stabilizing device according to any one of claims 1 to 8, characterized in that: The four lower hydraulic cylinders are respectively arranged on both sides of the front side wall and both sides of the rear side wall of the directional drilling rig body.

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