Drilling tower for geological drilling rig

Abstract

The utility model relates to the technical field of geological exploration, in particular to a drill tower for a geological drilling rig. The drill tower for the geological drilling rig comprises a drill tower body and a lifting device. Due to the fact that the whole drill tower body is of the trapezoidal structure and the four supporting legs are arranged below the drill tower body, the stability and the bearing capacity of the drill tower are improved. Due to the fact that the lifting device comprises the lifting oil cylinder unit, when the telescopic end of the lifting oil cylinder unit stretches out, the rear supporting leg on the drill tower body rotates around the rear support unit, the bottom end of the front supporting leg on the drill tower body is connected with the base to support the drill tower body, and then the drill tower body is converted into the vertical state from the horizontal state. The drill tower is installed in the horizontal state, the installed drill tower body is converted into the vertical state from the horizontal state through the lifting device after installation is completed, high-altitude operation is avoided, the safety performance is improved, meanwhile, due to the fact that the lifting oil cylinder is arranged, the lifting device is simplified, the situation that the lifting device occupies the inner space of the drill tower body is avoided, and the safety performance is improved. And efficient geological exploration work can be conveniently carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of geological exploration, in particular to a drilling tower for a geological drilling rig. Background Art

[0002] In geological exploration, the drilling tower is the key equipment to support the drilling rig, and its performance directly affects the efficiency and quality of the exploration work. At present, the four-corner tower is mostly used in the field of geological exploration because of its advantages such as large internal space, large carrying capacity, good stability, and the size of the drilling tower is not limited by transportation conditions.

[0003] The four-corner tower is a space truss composed of four flat trapezoidal truss surfaces, with a cross section that is generally square or rectangular, and can generally remain stable by its own weight. However, the four-corner tower is a single-pole disassembly and assembly, which is difficult to install and takes a long time to install. In addition, it needs to be installed upright, and personnel need to install from the ground to the top of the tower. There are risks of high-altitude operations, and the installation workers are required to have high skills.

[0004] Therefore, there is an urgent need for a drilling tower with a simple structure and easy installation for use in geological drilling rigs. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides a drilling tower for a geological drilling rig, which solves the technical problem of complex installation of the existing drilling tower.

[0007] (II) Technical solution

[0008] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0009] The utility model embodiment provides a drilling tower for a geological drilling rig, including a drilling tower body and a lifting device; the drilling tower body forms a trapezoidal structure as a whole, and two front legs and two rear legs are arranged below the drilling tower body; the lifting device includes a base, a lifting cylinder unit and a rear support unit arranged on the base; the base is installed on the ground, the fixed end of the lifting cylinder unit is rotatably connected to the base, the telescopic end of the lifting cylinder unit is hinged to the side of the drilling tower body away from the front legs, and the rear support unit is rotatably connected to the two rear legs. When the telescopic end of the lifting cylinder unit is extended, the rear legs on the drilling tower body rotate around the rear support unit, and the drilling tower body is changed from a horizontal state to a vertical state, and the bottom ends of the front legs on the drilling tower body are connected to the base to support the drilling tower body.

[0010] Preferably, the drilling tower body comprises a plurality of tower units which are detachably connected in sequence; the lowest tower unit comprises two rear legs; and the front legs are detachably connected to the lowest tower unit.

[0011] Preferably, the front leg is a plate-type triangular structure; the first fulcrum of the front leg is rotatably connected to the rear leg on the lowest tower unit, the second fulcrum of the front leg is detachably connected to the lowest tower unit, and the third fulcrum of the front leg is detachably connected to the base.

[0012] Preferably, it also includes a locking device for locking the lowest tower body unit and the front leg; the locking device includes a hinge seat, a hinge shaft, a connecting seat and a nut; the hinge seat is arranged on the second fulcrum of the front leg, the connecting seat is arranged on the lowest tower body unit, one end of the hinge shaft is rotatably connected to the hinge seat, and the other end of the hinge shaft is clamped with the connecting seat and fixed by a nut; a gasket is provided at the joint between the second fulcrum of the front leg and the lowest tower body unit.

[0013] Preferably, the lifting device also includes a front support unit; the front support unit includes two front support bodies and two latches, the front support bodies are arranged in parallel on the base, and the two front legs are respectively docked with the two front support bodies and are detachably connected through the latches.

[0014] Preferably, the lifting cylinder unit includes two hydraulic cylinders; the two lifting cylinder bodies are arranged in parallel, the fixed end of the hydraulic cylinder is connected to the base, and the telescopic end of the hydraulic cylinder is connected to the side of the drilling tower body away from the front support leg; the rear support unit includes two rear support bodies and two pins; the rear support body is arranged in parallel on the base, and the two rear legs are respectively connected to the two rear support bodies through the pins.

[0015] Preferably, the rear support body is a triangular structure; one side of the rear support body is arranged on the base, and the top end of the rear support body is connected to the rear support leg through a pin shaft.

[0016] Preferably, the drilling tower body comprises an upper tower body unit, a middle tower body unit and a lower tower body unit which are detachably connected in sequence; the lower tower body unit comprises two rear legs.

[0017] Preferably, each tower unit comprises two sheets arranged opposite to each other; the two sheets are arranged opposite to each other and connected at one side by a connecting rod to form a trapezoidal unit with one side open; a plurality of trapezoidal units are connected to form a trapezoidal structure.

[0018] Preferably, a reinforcing beam is further included; both ends of the reinforcing beam are connected to the openings of the trapezoidal unit.

[0019] (III) Beneficial effects

[0020] The beneficial effects of the utility model are:

[0021] The drilling tower for geological drilling rigs of the utility model has improved stability and load-bearing capacity of the drilling tower because the drilling tower body is of trapezoidal structure as a whole and is provided with four legs at the bottom. Since the lifting device includes a lifting cylinder unit, when the telescopic end of the lifting cylinder unit is extended, the rear legs on the drilling tower body rotate around the rear support unit, and the bottom ends of the front legs on the drilling tower body are connected to the base to support the drilling tower body, thereby realizing the transformation of the drilling tower body from a horizontal state to a vertical state. The drilling tower is installed in a horizontal state, and after the installation is completed, the installed drilling tower body is transformed from a horizontal state to a vertical state through the lifting device, thereby avoiding high-altitude operations and improving safety performance. At the same time, the lifting device is simplified by providing a lifting cylinder, thereby avoiding the lifting device from occupying the internal space of the drilling tower body, increasing the operating space, and facilitating efficient geological exploration work. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a structural schematic diagram of the drilling tower for the geological drilling rig of the utility model from the first perspective;

[0023] Figure 2 This is a structural schematic diagram of the drilling tower for the geological drilling rig of the utility model from the second viewing angle;

[0024] Figure 3 for Figure 2 A magnified schematic diagram of part A;

[0025] Figure 4 for Figure 1 Structural diagram of the middle lifting cylinder unit retracting;

[0026] Figure 5 for Figure 4 Front view of .

[0027] [Description of Reference Numerals]

[0028] 1: Drilling tower body; 11: Front outrigger; 12: Rear outrigger; 13: Upper tower unit; 14: Middle tower unit; 15: Lower tower unit;

[0029] 2: lifting device; 21: base; 22: lifting cylinder unit; 23: rear support unit; 24: front support unit;

[0030] 3: locking device; 31: articulated seat; 32: articulated shaft; 33: connecting seat; 34: nut;

[0031] 4: Strengthen the beam;

[0032] 5: Tower stool;

[0033] 6: Second floor platform. DETAILED DESCRIPTION

[0034] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0035] like Figure 1-Figure 2 As shown, this embodiment provides a drilling tower for a geological drilling rig, which includes a drilling tower body 1 and a lifting device 2. The drilling tower body 1 forms a trapezoidal structure as a whole, and two front legs 11 and two rear legs 12 are provided below the drilling tower body 1.

[0036] The lifting device 2 includes a base 21, a lifting cylinder unit 22 and a rear support unit 23. The lifting cylinder unit 22 and the rear support unit 23 are both arranged on the base 21, and the base 21 is installed on the ground. The fixed end of the lifting cylinder unit 22 is rotatably connected to the base 21, the telescopic end of the lifting cylinder unit 22 is hinged to the side of the derrick body 1 away from the front support leg 11, and the rear support unit 23 is rotatably connected to the two rear support legs 12. When the telescopic end of the lifting cylinder unit 22 is extended, the rear support legs 12 on the derrick body 1 rotate around the rear support unit 23, and the derrick body 1 is changed from a horizontal state to a vertical state. The bottom end of the front support leg 11 on the derrick body 1 is connected to the base 21 to support the derrick body 1.

[0037] The drilling tower for geological drilling rigs of this embodiment has a trapezoidal structure as a whole and is provided with four legs at the bottom, which improves the stability and load-bearing capacity of the drilling tower. Since the lifting device 2 includes a lifting cylinder unit 22, when the telescopic end of the lifting cylinder unit 22 is extended, the rear legs 12 on the drilling tower body 1 rotate around the rear support unit 23, and the bottom ends of the front legs 11 on the drilling tower body 1 are connected to the base 21 to support the drilling tower body 1, thereby realizing the transformation of the drilling tower body 1 from a horizontal state to a vertical state. Figure 4 and Figure 5 As shown, the drilling tower is installed in a horizontal state, and after the installation is completed, the installed drilling tower body 1 is transformed from a horizontal state to a vertical state through a lifting device, thereby avoiding high-altitude operations and improving safety performance. At the same time, the lifting device 2 is simplified by providing a lifting cylinder, thereby avoiding the lifting device 2 from occupying the internal space of the drilling tower body 1, increasing the operating space, and facilitating efficient geological exploration work.

[0038] In the process of actual application, in order to facilitate transportation and installation, the drilling tower body 1 includes a plurality of tower units that are detachably connected in sequence, the lowest tower unit includes two rear legs 12, and the front legs 11 are detachably connected to the lowest tower unit. It should be noted that a plurality of tower units can be provided according to actual needs. In this embodiment, the drilling tower body 1 includes an upper tower unit 13, a middle tower unit 14 and a lower tower unit 15 that are detachably connected in sequence, and the lower tower unit 15 includes two rear legs 12. To further facilitate transportation, each tower unit includes two sheets arranged opposite to each other, the two sheets are arranged opposite to each other and one side is connected by a connecting rod to form a trapezoidal unit with an opening on one side, and a plurality of trapezoidal units are connected to form a trapezoidal structure with an opening on one side, wherein the opening facilitates the installation and operation of the drilling rig. For the convenience of operation, a two-layer platform 6 is provided on the drilling tower body 1. In order to improve the stability of the drilling tower body 1, the drilling tower body 1 also includes a reinforcing beam 4, and both ends of the reinforcing beam 4 are connected to the opening of the trapezoidal unit.

[0039] To improve the stability of the front leg 11, the front leg 11 is a plate-type triangular structure, the first fulcrum of the front leg 11 is rotatably connected to the rear leg 12 on the lowest tower unit, the second fulcrum of the front leg 11 is detachably connected to the lowest tower unit, and the third fulcrum of the front leg 11 is detachably connected to the base 21.

[0040] like Figure 3 As shown, the drilling tower for geological drilling rigs also includes a locking device 3 for locking the lowest tower unit and the front leg 11. The locking device 3 includes an articulated seat 31, an articulated shaft 32, a connecting seat 33 and a nut 34. The articulated seat 31 is arranged on the second fulcrum of the front leg 11, and the connecting seat 33 is arranged on the lowest tower unit. One end of the articulated shaft 32 is rotatably connected to the articulated seat 31, and the other end of the articulated shaft 32 is fixed to the connecting seat 33 through a nut 34 after being engaged with the connecting seat 33. A gasket can be arranged at the joint between the second fulcrum of the front leg 11 and the lowest tower unit to adapt to the uneven bottom surface.

[0041] To facilitate disassembly between the front support legs and the base 21, the lifting device 2 also includes a front support unit 24, which includes two front support bodies and two latches. The front support bodies are arranged in parallel on the base 21, and the two front support legs 11 are respectively connected to the two front support bodies and are detachably connected through the latches.

[0042] The lifting cylinder unit 22 includes two hydraulic cylinders, the two lifting cylinder bodies are arranged in parallel, the fixed end of the hydraulic cylinder is connected to the base 21, and the telescopic end of the hydraulic cylinder is connected to the side of the drilling tower body 1 away from the front support leg. The rear support unit 23 includes two rear support bodies and two pins. The rear support bodies are arranged in parallel on the base 21, and the two rear legs 12 are connected to the two rear support bodies through the pins. In order to make the support of the rear support more stable, the rear support body is a triangular structure, one side of the rear support body is arranged on the base 21, and the top of the rear support body is connected to the rear leg 12 through the pins.

[0043] Working principle:

[0044] First, install the base 21 on the ground, then install the hydraulic cylinder and the rear support body on the base 21, after the lower tower unit 15 is rotatably connected with the hydraulic cylinder and the rear support body, the hydraulic cylinder shrinks, and the lower tower unit 15 is in a horizontal state. The second fulcrum of the front leg 11 is rotatably connected to the lower tower unit 15 through the pin shaft, and then the middle tower unit 14 and the upper tower unit 13 are installed on the lower tower unit 15 in sequence. During the installation process, the middle tower unit 14 and the upper tower unit 13 can be aligned through the tower stool 5. For support, when the drilling tower body 1 is installed, the hydraulic cylinder extends out, and the rear support leg 12 on the drilling tower body 1 rotates around the rear support body. The bottom end of the front support leg 11 on the drilling tower body 1 is connected to the base 21 to support the drilling tower body 1, thereby realizing the transformation of the drilling tower body 1 from a horizontal state to a vertical state. When the drilling tower body 1 is transformed into a vertical state, the hinge shaft 32 on the front support leg 11 is clamped with the connecting seat 33 on the lower tower body unit 15 and fixed by the nut 34, and finally the overall installation of the tower body is completed.

[0045] In the description of the present utility model, it should be understood that 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 technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0046] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; 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. 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, when a first feature is “on” or “below” a second feature, it may be 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, when a first feature is “above”, “above” or “above” a second feature, it may be that the first feature is directly above or obliquely above the second feature, or it may simply mean that the first feature is higher in level than the second feature. When a first feature is “below”, “below” or “below” a second feature, it may be that the first feature is directly below or obliquely below the second feature, or it may simply mean that the first feature is lower in level than the second feature.

[0048] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples" etc. means 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 utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described 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, unless they are contradictory.

[0049] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are illustrative 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 drilling tower for a geological drilling rig, characterized in that: It comprises a drilling tower body (1) and a lifting device (2); The drilling tower body (1) is formed as a whole into a trapezoidal structure, and two front legs (11) and two rear legs (12) are provided below the drilling tower body (1); The lifting device (2) comprises a base (21), a lifting cylinder unit (22) and a rear support unit (23) arranged on the base (21); The base (21) is installed on the ground, the fixed end of the lifting cylinder unit (22) is rotatably connected to the base (21), the telescopic end of the lifting cylinder unit (22) is hinged to the side of the drilling tower body (1) away from the front legs (11), and the rear support unit (23) is rotatably connected to the two rear legs (12). When the telescopic end of the lifting cylinder unit (22) is extended, the rear support leg (12) on the drilling tower body (1) rotates around the rear support unit (23), and the drilling tower body (1) changes from a horizontal state to a vertical state. The bottom end of the front support leg (11) on the drilling tower body (1) is connected to the base (21) to support the drilling tower body (1).

2. The drilling tower for geological drilling rig according to claim 1, characterized in that: The drilling tower body (1) comprises a plurality of tower units which are detachably connected in sequence; The lowermost tower unit comprises the two rear legs (12); The front supporting leg (11) is detachably connected to the lowermost tower body unit.

3. The drilling tower for geological drilling rig according to claim 2, characterized in that: The front supporting leg (11) is a plate-type triangular structure; The first fulcrum of the front leg (11) is rotatably connected to the rear leg (12) on the lowermost tower body unit, the second fulcrum of the front leg (11) is detachably connected to the lowermost tower body unit, and the third fulcrum of the front leg (11) is detachably connected to the base (21).

4. The drilling tower for geological drilling rig according to claim 3, characterized in that: It also includes a locking device (3) for locking the lowermost tower unit and the front leg (11); The locking device (3) comprises an articulated seat (31), an articulated shaft (32), a connecting seat (33) and a nut (34); The hinge seat (31) is arranged on the second fulcrum of the front leg (11), the connecting seat (33) is arranged on the lowest tower body unit, one end of the hinge shaft (32) is rotatably connected to the hinge seat (31), and the other end of the hinge shaft (32) is clamped with the connecting seat (33) and fixed by the nut (34); A gasket is provided at the joint between the second supporting point of the front supporting leg (11) and the lowermost tower body unit.

5. The drilling tower for geological drilling rig according to claim 1, characterized in that: The lifting device (2) further comprises a front support unit (24); The front support unit (24) comprises two front support bodies and two latches, The front support body is arranged parallel to the base (21), and the two front legs (11) are respectively connected to the two front support bodies and are detachably connected via the latch.

6. The drilling tower for geological drilling rig according to claim 5, characterized in that: The lifting cylinder unit (22) comprises two hydraulic cylinders; The two hydraulic cylinders are arranged in parallel, the fixed ends of the hydraulic cylinders are connected to the base (21), and the telescopic ends of the hydraulic cylinders are connected to a side of the drilling tower body (1) away from the front legs (11); The rear support unit (23) comprises two rear support bodies and two pins; The rear support body is arranged parallel to the base (21), and the two rear support legs (12) are respectively connected to the two rear support bodies and are rotatably connected via the pin shaft.

7. The drilling tower for geological drilling rig according to claim 6, characterized in that: The rear support body is a triangular structure; One side of the rear support body is arranged on the base (21), and the top end of the rear support body is butted against the rear support leg (12) and is rotatably connected via the pin shaft.

8. The drilling tower for geological drilling rig according to claim 1, characterized in that: The drilling tower body (1) comprises an upper tower unit (13), a middle tower unit (14) and a lower tower unit (15) which are detachably connected in sequence; The lower tower body unit (15) comprises two rear legs (12).

9. The drilling tower for geological drilling rig according to claim 2, characterized in that: Each of the tower units comprises two sheets arranged opposite to each other; The two sheets are arranged opposite to each other and connected at one side by a connecting rod to form a trapezoidal unit with one side open; A plurality of the trapezoidal units are connected to form the trapezoidal structure.

10. The drilling tower for geological drilling rig according to claim 9, characterized in that: Also includes a reinforcing beam (4); Both ends of the reinforcing beam (4) are connected to the openings of the trapezoidal unit.

Images