An intelligent drilling system for railway construction

Abstract

The present invention relates to an intelligent drilling system for railway construction, comprising a base, a connecting rod, a connecting mechanism and a positioning mechanism, wherein the positioning mechanism comprises a fixing plate, a thimble and a positioning assembly, and the connecting mechanism comprises a screw rod and a connecting assembly. The intelligent drilling system for railway construction realizes the limiting of the connecting rod through the positioning mechanism, which is convenient for the installation of the connecting rod and reduces the labor intensity, realizes the auxiliary positioning of the connecting rod through the sliding assembly and improves the positioning effect, realizes the multi-level limiting of the connecting rod through the connecting mechanism and improves the limiting effect, and simultaneously reduces the gap between the two connecting rods through the restoring force of the first spring and the second spring, improves the sealing effect, prevents impurities from being located between two adjacent connecting rods, thereby affecting the connection effect, and improves the practicability.

Description

Technical Field

[0001] The present invention particularly relates to an intelligent drilling system for railway construction. Background Art

[0002] During geological exploration, the drill bit and drill rod need to be driven into a designated location underground to survey soil information and for sampling and testing. When the drill bit goes deep into the ground, due to the limitation of the drill rod length, more drill rods need to be driven into the borehole to compensate for the height difference.

[0003] The existing method of adding drill rods is to manually screw in a new drill rod and connect the new drill rod to the underground drill rod. When the new drill rod is driven into the ground, the drill rod is heavy, and the manual labor will suffer great physical loss after working for a long time, and it is easy to get injured. Summary of the invention

[0004] The technical problem to be solved by the present invention is: in order to overcome the deficiencies of the prior art, an intelligent drilling system for railway construction is provided.

[0005] The technical solution adopted by the present invention to solve its technical problems is: an intelligent drilling system for railway construction, comprising a base, a connecting rod, a connecting mechanism and a positioning mechanism, wherein the base is arranged horizontally, the connecting rod is arranged vertically above the base, the positioning mechanism is arranged on the base, the connecting rod is connected to the base through the positioning mechanism, the connecting mechanism is arranged on the connecting rod, the positioning mechanism comprises a fixing plate, an ejector pin and a positioning assembly, the ejector pin is arranged on the base, the fixing plates are provided in two pieces, the two fixing plates are arranged vertically at two ends of the base respectively, the two fixing plates are arranged symmetrically about the axis of the ejector pin, and the positioning assembly is arranged on the fixing plate;

[0006] The positioning assembly comprises a positioning ring and a positioning unit, wherein the positioning ring is sleeved on the connecting rod, the positioning ring is slidably connected to the connecting rod, and the outer ring of the positioning ring is connected to the base through a fixing plate;

[0007] There are several positioning units, each of which is evenly arranged along the circumference of the outer ring of the collar. The positioning unit is located between the collar and the connecting rod. The positioning unit includes a positioning rod and a positioning ball. The positioning ball is arranged on one side of the connecting rod. The positioning rod is arranged between the positioning ring and the positioning ball. One end of the positioning rod is connected to the positioning ball. The other end of the positioning rod is hinged to the end surface of the bottom end of the positioning ring. A torsion spring is provided at the hinge between the positioning rod and the positioning ring. One end of the positioning ball away from the positioning rod abuts against the connecting rod, and the positioning ball is rollingly connected to the connecting rod.

[0008] The connecting mechanism includes a screw rod and a connecting assembly. The screw rod is vertically arranged at the bottom end of the connecting rod. The screw rod is coaxially arranged with the connecting rod. A center hole is provided at one end of the screw rod away from the connecting rod. The ejector pin is located in the center hole. The connecting assembly is arranged at the top end of the connecting rod.

[0009] Preferably, in order to realize the connection between two adjacent connecting rods, the connecting assembly includes a threaded block and a connecting unit, a vertical cylindrical groove is provided on the end face of the top end of the connecting rod, the threaded block is arranged in the groove, the threaded block is slidably connected to the groove, the groove is coaxially arranged with the connecting rod, two vertical limit grooves are provided on the inner wall of the groove, the two limit grooves are symmetrically arranged about the axis of the groove, the cross-section of the limit groove is dovetail-shaped, the connecting unit is arranged in the limit groove, and the threaded block is slidably connected to the limit groove through the connecting unit.

[0010] Preferably, in order to limit the threaded block, the connecting unit includes a moving block, a positioning rod, a first spring and a supporting unit, the positioning rod is vertically arranged in the limiting groove, the moving block is arranged in the limiting groove, the positioning rod passes through the moving block, the moving block is slidably connected to the positioning rod, and the threaded block is slidably connected to the limiting groove through the moving block, the first spring is arranged below the moving block, the first spring is sleeved on the positioning rod, one end of the first spring is connected to the moving block, the other end of the first spring is connected to the bottom end inside the limiting groove, and the first spring is in a compressed state.

[0011] Preferably, in order to improve the limiting effect of the threaded block, the abutment unit is arranged in the limiting groove, the abutment unit is located above the moving block, the abutment unit is connected to the moving block, the abutment unit includes a second spring and a abutment ring, the abutment ring is sleeved on the positioning rod, the abutment ring is slidably connected to the positioning ring, the second spring is arranged at the end of the abutment ring away from the moving block, the second spring is sleeved on the positioning rod, one end of the second spring is connected to the abutment ring, the other end of the second spring is connected to the inner wall of the top end of the limiting groove, and the end of the abutment ring away from the second spring abuts against the moving block.

[0012] Preferably, in order to improve the coaxiality between two adjacent connecting rods, an auxiliary ring is provided at the top end of the connecting rod, the auxiliary ring is coaxially arranged with the connecting rod, and an auxiliary groove matching the auxiliary ring is provided at the bottom end of the connecting rod, and the auxiliary ring is coaxially arranged with the auxiliary groove.

[0013] Preferably, in order to improve the positioning effect of the connecting rod, a sliding assembly is provided at the top of the fixed plate, and the sliding assembly includes a sliding ring and a sliding unit. The sliding ring is sleeved on the connecting rod, and the sliding ring is slidably connected to the connecting rod. A vertical U-shaped groove is provided on one end of the top of the fixed plate close to the connecting rod. There are two sliding units, and the sliding unit is located in the U-shaped groove. The sliding unit includes a slider and a support rod. The slider is arranged in the U-shaped groove, and the slider is slidably connected to the U-shaped groove. The support rod is arranged between the slider and the sliding ring, one end of the support rod is connected to the outer ring of the sliding ring, and the other end of the support rod is connected to the slider.

[0014] The beneficial effect of the present invention is that the intelligent drilling system for railway construction realizes the limiting of the connecting rod through the cooperation of the ejector pin and the positioning assembly, so that the connecting rod is vertically located above the base, and the connecting rod is in a vertical state, thereby facilitating the installation of the connecting rod and reducing labor intensity. The auxiliary positioning of the connecting rod is realized by the sliding assembly to improve the positioning effect. The connection of the two connecting rods is realized by the cooperation of the screw rod and the connecting assembly. Compared with the existing connecting mechanism, the connecting mechanism realizes the first-level limiting through the cooperation of the screw rod and the threaded block, and realizes the second-level limiting through the cooperation of the moving block and the limiting groove, thereby improving the limiting effect. At the same time, the restoring force of the first spring and the second spring can also reduce the gap between the two connecting rods, thereby improving the sealing effect, preventing impurities from being located between two adjacent connecting rods, thereby affecting the connection effect, and improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a structural schematic diagram of an intelligent drilling system for railway construction of the present invention;

[0017] Figure 2 It is a structural schematic diagram of a positioning component of an intelligent drilling system for railway construction of the present invention;

[0018] Figure 3 It is a schematic diagram of the connection structure of the auxiliary ring, the connecting rod and the connecting mechanism of the intelligent drilling system for railway construction of the present invention;

[0019] Figure 4 yes Figure 3 A magnified view of part A;

[0020] In the figure: 1. base, 2. connecting rod, 3. positioning ring, 4. positioning rod, 5. positioning ball, 6. screw, 7. threaded block, 8. fixed plate, 9. ejector pin, 10. moving block, 11. fixed rod, 12. first spring, 13. second spring, 14. abutment ring, 15. auxiliary ring, 16. sliding ring, 17. slider, 18. support rod. DETAILED DESCRIPTION

[0021] The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0022] like Figure 1-2 As shown, an intelligent drilling system for railway construction includes a base 1, a connecting rod 2, a connecting mechanism and a positioning mechanism, wherein the base 1 is horizontally arranged, the connecting rod 2 is vertically arranged above the base 1, the positioning mechanism is arranged on the base 1, the connecting rod 2 is connected to the base 1 through the positioning mechanism, the connecting mechanism is arranged on the connecting rod 2, the positioning mechanism includes a fixing plate 8, an ejector pin 9 and a positioning assembly, the ejector pin 9 is arranged on the base 1, the fixing plate 8 has two pieces, the two fixing plates 8 are respectively arranged vertically at both ends of the base 1, the two fixing plates 8 are symmetrically arranged about the axis of the ejector pin 9, and the positioning assembly is arranged on the fixing plate 8;

[0023] The positioning assembly includes a positioning ring 3 and a positioning unit. The positioning ring 3 is sleeved on the connecting rod 2. The positioning ring 3 is slidably connected to the connecting rod 2. The outer ring of the positioning ring 3 is connected to the base 1 through a fixing plate 8.

[0024] There are several positioning units, each of which is evenly arranged along the circumference of the outer ring of the collar. The positioning units are located between the collar and the connecting rod 2. The positioning units include a positioning rod 4 and a positioning ball 5. The positioning ball 5 is arranged on one side of the connecting rod 2. The positioning rod 4 is arranged between the positioning ring 3 and the positioning ball 5. One end of the positioning rod 4 is connected to the positioning ball 5, and the other end of the positioning rod 4 is hinged to the end face of the bottom end of the positioning ring 3. A torsion spring is provided at the hinge between the positioning rod 4 and the positioning ring 3. The end of the positioning ball 5 away from the positioning rod 4 abuts against the connecting rod 2, and the positioning ball 5 is rollingly connected to the connecting rod 2.

[0025] Here, when the length of the main body needs to be increased, the main body only needs to be moved above the connecting rod 2, and then the driving device is operated to realize the rotation of the main body. At this time, the connecting rod 2 can be connected through the connecting mechanism to realize the increase of the length of the main body.

[0026] Here, the positioning mechanism is used to limit the connecting rod 2. It only needs to move the connecting rod 2 so that the connecting rod 2 is located in the positioning ring 3. At this time, the positioning rod 4 and the positioning bead can be driven to move so that the positioning bead abuts against the outer ring of the connecting rod 2. The positioning of the connecting rod 2 is achieved through the restoring force of the torsion spring at the hinge between the positioning rod 4 and the positioning ring 3, thereby ensuring the verticality of the connecting rod 2, which facilitates the installation of the connecting rod 2 and the main body.

[0027] like Figure 3-4 As shown, the connecting mechanism includes a screw rod 6 and a connecting assembly. The screw rod 6 is vertically arranged at the bottom end of the connecting rod 2. The screw rod 6 is coaxially arranged with the connecting rod 2. A center hole is provided at the end of the screw rod 6 away from the connecting rod 2. The ejector pin 9 is located in the center hole. The connecting assembly is arranged at the top end of the connecting rod 2.

[0028] Preferably, in order to realize the connection between two adjacent connecting rods 2, the connecting assembly includes a threaded block 7 and a connecting unit, a vertical cylindrical groove is provided on the end face of the top end of the connecting rod 2, the threaded block 7 is arranged in the groove, the threaded block 7 is slidably connected to the groove, the groove is coaxially arranged with the connecting rod 2, two vertical limit grooves are provided on the inner wall of the groove, the two limit grooves are symmetrically arranged about the axis of the groove, the cross-section of the limit groove is dovetail-shaped, the connecting unit is arranged in the limit groove, and the threaded block 7 is slidably connected to the limit groove through the connecting unit.

[0029] Preferably, in order to limit the threaded block 7, the connecting unit includes a moving block 10, a fixed rod 11, a first spring 12 and an abutting unit, the fixed rod 11 is vertically arranged in the limiting groove, the moving block 10 is arranged in the limiting groove, the fixed rod 11 passes through the moving block 10, the moving block 10 is slidingly connected to the fixed rod 11, the threaded block 7 is slidingly connected to the limiting groove through the moving block 10, the first spring 12 is arranged below the moving block 10, the first spring 12 is sleeved on the fixed rod 11, one end of the first spring 12 is connected to the moving block 10, the other end of the first spring 12 is connected to the bottom end inside the limiting groove, and the first spring 12 is in a compressed state.

[0030] Preferably, in order to improve the limiting effect of the threaded block 7, the abutment unit is arranged in the limiting groove, the abutment unit is located above the moving block 10, the abutment unit is connected to the moving block 10, the abutment unit includes a second spring 13 and a abutment ring 14, the abutment ring 14 is sleeved on the fixed rod 11, the abutment ring 14 is slidingly connected to the fixed rod 11, the second spring 13 is arranged at the end of the abutment ring 14 away from the moving block 10, the second spring 13 is sleeved on the fixed rod 11, one end of the second spring 13 is connected to the abutment ring 14, the other end of the second spring 13 is connected to the inner wall of the top end of the limiting groove, and the end of the abutment ring 14 away from the second spring 13 abuts against the moving block 10.

[0031] Preferably, in order to improve the coaxiality between two adjacent connecting rods 2, an auxiliary ring 15 is provided at the top end of the connecting rod 2, and the auxiliary ring 15 is coaxially arranged with the connecting rod 2. The bottom end of the connecting rod 2 is provided with an auxiliary groove matching the auxiliary ring 15, and the auxiliary ring 15 is coaxially arranged with the auxiliary groove.

[0032] Preferably, in order to improve the positioning effect of the connecting rod 2, a sliding assembly is provided at the top of the fixed plate 8, and the sliding assembly includes a sliding ring 16 and a sliding unit. The sliding ring 16 is sleeved on the connecting rod 2, and the sliding ring 16 is slidably connected to the connecting rod 2. A vertical U-shaped groove is provided on the end of the top of the fixed plate 8 close to the connecting rod 2. There are two sliding units, and the sliding units are located in the U-shaped groove. The sliding unit includes a slider 17 and a support rod 18. The slider 17 is arranged in the U-shaped groove, and the slider 17 is slidably connected to the U-shaped groove. The support rod 18 is arranged between the slider 17 and the sliding ring 16, one end of the support rod 18 is connected to the outer ring of the sliding ring 16, and the other end of the support rod 18 is connected to the slider 17.

[0033] Here, when the main body is located above the connecting rod 2, the main body here is another connecting rod 2, and the length is increased by connecting the two connecting rods 2. At this time, the main body is continued to be moved so that the screw rod 6 at the bottom end of the main body is located in the groove. At this time, the main body is rotated, and the main body drives the screw rod 6 to rotate, so that the screw rod 6 is threadedly connected with the threaded block 7. At the same time, because the threaded block 7 is connected through the moving block 10, the threaded block 7 here moves toward the top of the limiting groove at the same time, and the moving block 10 drives the abutment ring 14 to move. The first spring 12 and the second spring 13 here are always in a compressed state. The restoring force of the first spring 12 and the second spring 13 is used to reduce the gap between the main body and the connecting rod 2, thereby preventing the entry of impurities and improving the connection effect. Here, the first-level limit of the main body and the connecting rod 2 is realized through the cooperation of the threaded block 7 and the screw rod 6, and the second-level limit of the main body and the connecting rod 2 is realized through the cooperation of the moving block 10 and the abutment ring 14, thereby improving the limiting effect.

[0034] Here, the connection rod 2 is limited by being arranged on the base 1 and the positioning mechanism, thereby facilitating the connection between the main body and the connection rod 2, reducing labor intensity and improving safety.

[0035] Compared with the prior art, the intelligent drilling system for railway construction realizes the limiting of the connecting rod 2 through the cooperation of the ejector pin 9 and the positioning assembly, so that the connecting rod 2 is vertically located above the base 1, so that the connecting rod 2 is in a vertical state, thereby facilitating the installation of the connecting rod 2 and reducing labor intensity. Here, the auxiliary positioning of the connecting rod 2 is realized by the sliding assembly to improve the positioning effect. Here, the connection of the two connecting rods 2 is realized by the cooperation of the screw rod 6 and the connecting assembly. Compared with the existing connecting mechanism, the connecting mechanism realizes the first-level limiting through the cooperation of the screw rod 6 and the threaded block 7, and realizes the second-level limiting through the cooperation of the moving block 10 and the limiting groove, thereby improving the limiting effect. At the same time, the restoring force of the first spring 12 and the second spring 13 can also reduce the gap between the two connecting rods 2, thereby improving the sealing effect, preventing impurities from being located between two adjacent connecting rods 2, thereby affecting the connection effect, and improving practicality.

[0036] Based on the above ideal embodiments of the present invention, the relevant staff can make various changes and modifications without departing from the technical concept of the present invention through the above description. The technical scope of the present invention is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. An intelligent drilling system for railway construction, comprising a base (1), a connecting rod (2), a connecting mechanism and a positioning mechanism, wherein the base (1) is arranged horizontally, the connecting rod (2) is arranged vertically above the base (1), the positioning mechanism is arranged on the base (1), the connecting rod (2) is connected to the base (1) via the positioning mechanism, and the connecting mechanism is arranged on the connecting rod (2), characterized in that: The positioning mechanism comprises a fixing plate (8), an ejector pin (9) and a positioning assembly, wherein the ejector pin (9) is arranged on the base (1), the fixing plates (8) are two, the two fixing plates (8) are respectively arranged vertically at two ends of the base (1), the two fixing plates (8) are symmetrically arranged about the axis of the ejector pin (9), and the positioning assembly is arranged on the fixing plates (8); The positioning assembly comprises a positioning ring (3) and a positioning unit, the positioning ring (3) is sleeved on the connecting rod (2), the positioning ring (3) is slidably connected to the connecting rod (2), and the outer ring of the positioning ring (3) is connected to the base (1) via a fixing plate (8); There are a plurality of positioning units, each of which is evenly arranged along the circumference of the outer ring of the collar. The positioning units are located between the collar and the connecting rod (2). The positioning units include a positioning rod (4) and a positioning ball (5). The positioning ball (5) is arranged on one side of the connecting rod (2). The positioning rod (4) is arranged between the positioning ring (3) and the positioning ball (5). One end of the positioning rod (4) is connected to the positioning ball (5). The other end of the positioning rod (4) is hinged to the end surface of the bottom end of the positioning ring (3). A torsion spring is provided at the hinge between the positioning rod (4) and the positioning ring (3). The end of the positioning ball (5) away from the positioning rod (4) abuts against the connecting rod (2). The positioning ball (5) is rollingly connected to the connecting rod (2). The connecting mechanism comprises a screw rod (6) and a connecting assembly, wherein the screw rod (6) is vertically arranged at the bottom end of the connecting rod (2), the screw rod (6) and the connecting rod (2) are coaxially arranged, a center hole is provided at one end of the screw rod (6) away from the connecting rod (2), the ejector pin (9) is located in the center hole, and the connecting assembly is arranged at the top end of the connecting rod (2); The connecting assembly comprises a threaded block (7) and a connecting unit, a vertical cylindrical groove is provided on the end surface of the top end of the connecting rod (2), the threaded block (7) is arranged in the groove, the threaded block (7) is slidably connected to the groove, the groove is coaxially arranged with the connecting rod (2), two vertical limit grooves are provided on the inner wall of the groove, the two limit grooves are symmetrically arranged about the axis of the groove, the cross section of the limit groove is dovetail-shaped, the connecting unit is arranged in the limit groove, and the threaded block (7) is slidably connected to the limit groove via the connecting unit; The connecting unit comprises a moving block (10), a fixed rod (11), a first spring (12) and a supporting unit, wherein the fixed rod (11) is vertically arranged in a limiting groove, the moving block (10) is arranged in the limiting groove, the fixed rod (11) passes through the moving block (10), the moving block (10) is slidably connected to the fixed rod (11), the threaded block (7) is slidably connected to the limiting groove through the moving block (10), the first spring (12) is arranged below the moving block (10), the first spring (12) is sleeved on the fixed rod (11), one end of the first spring (12) is connected to the moving block (10), the other end of the first spring (12) is connected to the bottom end of the limiting groove, and the first spring (12) is in a compressed state; The abutting unit is arranged in the limiting groove, the abutting unit is located above the moving block (10), the abutting unit is connected to the moving block (10), the abutting unit comprises a second spring (13) and a abutting ring (14), the abutting ring (14) is sleeved on the fixing rod (11), the abutting ring (14) is slidably connected to the fixing rod (11), the second spring (13) is arranged at one end of the abutting ring (14) away from the moving block (10), the second spring (13) is sleeved on the fixing rod (11), one end of the second spring (13) is connected to the abutting ring (14), the other end of the second spring (13) is connected to the inner wall of the top end of the limiting groove, and the end of the abutting ring (14) away from the second spring (13) abuts against the moving block (10); A sliding assembly is provided at the top of the fixed plate (8), and the sliding assembly comprises a sliding ring (16) and a sliding unit. The sliding ring (16) is sleeved on the connecting rod (2), and the sliding ring (16) is slidably connected to the connecting rod (2). A vertical U-shaped groove is provided on one end of the top of the fixed plate (8) close to the connecting rod (2). There are two sliding units, and the sliding units are located in the U-shaped grooves. The sliding unit comprises a slider (17) and a support rod (18). The slider (17) is arranged in the U-shaped groove, and the slider (17) is slidably connected to the U-shaped groove. The support rod (18) is arranged between the slider (17) and the sliding ring (16), and one end of the support rod (18) is connected to the outer ring of the sliding ring (16), and the other end of the support rod (18) is connected to the slider (17).

2. The intelligent drilling system for railway construction according to claim 1, characterized in that: An auxiliary ring (15) is provided at the top end of the connecting rod (2), and the auxiliary ring (15) is coaxially arranged with the connecting rod (2). An auxiliary groove matching the auxiliary ring (15) is provided at the bottom end of the connecting rod (2), and the auxiliary ring (15) is coaxially arranged with the auxiliary groove.

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