CN204511319U - A kind of all-hydraulic geotechnical boring rig - Google Patents

Abstract

A kind of all-hydraulic geotechnical boring rig, comprise borer chassis, mast assembly is provided with above borer chassis, described mast assembly comprises mast slip base and mast body, mast slip base is provided with slide rail, described mast body is arranged on slide rail, is provided with horizontal sliding oil cylinder between mast body and mast slip base, is provided with double leval jib lifting link gear between mast assembly and borer chassis.The utility model utilizes the double leval jib lifting link gear between mast assembly and borer chassis, reduce the center of gravity of overall mass, ensure that the stationarity of equipment chassis, can automatically, continuous print completes the rising of mast, stands, falls and support, facilitates the transport of rig complete machine one or transition.The utility model complete machine automaticity is high, stable and reliable for performance, simple for structure, not only effectively can ensure construction safety, and without the need to auxiliary construction, reduces the labour intensity of operating personnel, improves the production efficiency of construction.

Description

A full hydraulic geological drilling rig

technical field

The utility model relates to a geological exploration equipment, in particular to a fully hydraulic geological drilling rig.

Background technique

The full hydraulic geological drilling rig is a geological drilling equipment developed in my country in recent years to meet the needs of the geological drilling industry. It is designed with integrated mechanics, electricity and hydraulics. It has its own lifting and lowering mast. Stable, widely used in geological drilling industry, water conservancy, municipal, transportation, national defense and other constructions. However, since the existing masts are raised, lowered, and erected using the structure of the gantry, hydraulic cylinder jacking, and auxiliary support rods, it is easy to make the center of gravity of the whole machine relatively high. When transporting or transferring, it is necessary to move the mast, The gantry and sub-support rods are dismantled and relocated; during the construction work, the mast needs to be assisted by a crane to pull its top to complete the installation; after the mast is erected, the sub-support rods need to be erected manually, and one end of the sub-support rods is connected to the mast. The top ear seat is hinged, and one end is connected to the chassis of the drilling rig to adjust the verticality of the vertical pole and strengthen the stability. This has certain hidden dangers in production safety during the construction preparation and completion process. At the same time, the auxiliary time is long, the cost is high, and the labor The strength is high, which seriously affects the production efficiency.

Contents of the invention

The technical problem to be solved by the utility model is to propose a low center of gravity, convenient transportation of the whole machine, which can eliminate construction safety hazards, shorten construction auxiliary time, reduce labor intensity of workers, and improve work efficiency. Drilling rig.

The technical problem to be solved by the utility model is achieved through the following technical solutions. A fully hydraulic geological drilling rig includes a drilling rig chassis, and a mast assembly is arranged above the drilling rig chassis. The mast assembly includes a mast sliding seat and the mast body, a slide rail is provided on the mast sliding seat, the mast body is installed on the slide rail, and a horizontal push oil cylinder is arranged between the mast body and the mast sliding seat, and the characteristics are: between the mast assembly and the mast sliding seat There is a four-link lifting linkage mechanism between the drilling rig chassis. The four-link lifting linkage mechanism includes a base fixedly connected with the drilling rig chassis and an intermediate bracket hinged with the mast sliding seat. Between the intermediate bracket and the base An upper connecting rod and a lower connecting rod parallel to each other are hinged, a lifting oil cylinder is arranged between the base and the middle bracket, and a mast turning oil cylinder is arranged between the middle bracket and the mast sliding seat.

The technical problem to be solved by the utility model can also be further realized through the following technical solutions, the intermediate bracket is a triangular support frame, the first vertex of the triangular support frame is hinged with the bottom of the mast sliding seat, and the triangular support frame The second vertex is hinged with the lower link, and the third vertex of the triangular support frame is hinged with the upper link.

The technical problem to be solved by the utility model can also be further realized through the following technical solutions, the cylinder body of the lifting cylinder is connected by a transverse hinge shaft Hinged with the base, the lower link passes through the transverse hinge shaft Hinged to base, transverse hinged shaft with transverse hinged shaft for the same hinge axis.

The technical problem to be solved by the utility model can also be further realized through the following technical solutions, the piston rod of the lifting cylinder passes through the transverse hinge shaft Hinged with the triangular support frame, the upper link passes through the transverse hinge shaft Hinged with intermediate bracket, transverse hinged shaft with transverse hinged shaft for the same hinge axis.

The technical problem to be solved by the utility model can also be further realized through the following technical proposals. A support bracket cooperating with the mast body is provided upward on the chassis of the drilling rig.

Compared with the prior art, the utility model utilizes the four-link lifting linkage mechanism between the mast assembly and the chassis of the drilling rig, which reduces the center of gravity of the whole machine, ensures the stability of the chassis of the equipment, and can be completed automatically and continuously The raising, erecting, falling and supporting of the mast facilitates the integrated transportation or transition of the drilling rig. The utility model has the advantages of high degree of automation, stable and reliable performance, and simple structure, which not only can effectively ensure construction safety, but also does not require auxiliary construction, reduces the labor intensity of operators, and improves the production efficiency of construction.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic structural diagram of the middle bracket.

Detailed ways

A fully hydraulic geological drilling rig, comprising a drilling rig chassis 1, a mast assembly is provided above the drilling rig chassis 1, the mast assembly includes a mast sliding seat 5 and a mast body 6, and a mast sliding seat 5 is provided There are slide rails, the mast body 6 is installed on the slide rails, a horizontal push cylinder 2 is provided between the mast body 6 and the mast sliding seat 5, and a four-link lifting cylinder is provided between the mast assembly and the chassis of the drilling rig. The linkage mechanism, the four-link lifting linkage mechanism includes a base fixedly connected to the chassis of the drilling rig and an intermediate bracket 4 hinged to the mast sliding seat, and an upper link parallel to each other is hinged between the intermediate bracket 4 and the base 10 7 and the lower connecting rod 8, a lifting cylinder 9 is provided between the base and the middle bracket, and a mast turning cylinder 3 is provided between the middle bracket and the mast sliding seat. One end of the piston rod of the flat push oil cylinder is a single clevis, and the cylinder body is provided with a cross shaft and a hydraulic lock; the mast sliding seat is a rectangular parallelepiped with a beam structure, including a double ear seat, an upper pressing plate, a contour plate, Cylindrical head socket head cap screws and spring washers, hanging plate, double ear hinge seat, hanger, limit switch. The slide rail is in an inverted L shape, the vertical side is a backing plate of equal height, and the horizontal side is an upper pressure plate, with openings facing inwards, one-to-one correspondence, installed and fixed on the mast slide with cylindrical head socket head cap screws and spring washers Move seat. The double-ear seat is a standard part, and two pairs of symmetrical threaded holes are arranged on one side of the through hole; the hanging plate is a cuboid, and there are holes on the surface that fit in clearance with the outer diameter of the horizontal push cylinder; The double-ear hinge seat is a standard part, and two pairs of symmetrical threaded holes are arranged on one side of the through hole; the hanger includes a hanger seat, a pressure plate, a hexagon head bolt and a spring washer; the hanger seat It is a rectangular fork-shaped body that is inverted, and the front and rear sides of the lower end of the fork-shaped body are coaxial semicircular holes, and a pair of threaded holes are arranged on the lower end surface of the semicircular hole; There is a pair of bolt through-holes on the lower end surface; the bolt through-holes on the lower end surface of the semicircular hole on the pressure plate surface and the semicircular hole and the threaded hole on the hanger seat are equal in diameter and equidistant. One end of the piston rod of the mast turning oil cylinder is a single ear ring, one end of the cylinder body is a single ear seat, and the cylinder body is provided with a hydraulic lock. The lower connecting rod is a cuboid with a beam-kuang structure, and there are through holes at both ends thereof, and O-shaped sealing rings and lubricating and wear-resistant sleeves are arranged in the through holes. The upper connecting rod is a polyhedron with boat-shaped beam and kang structure, and there are through holes at both ends, and O-shaped sealing rings and lubricating and wear-resistant sleeves are arranged in the through holes. One end of the piston rod of the lifting cylinder is a single ear ring, one end of the cylinder body is a single ear seat, and the cylinder body is provided with a hydraulic lock. The base is a stepped body with a stepped beam structure at the front and rear, with concave platforms at the upper and lower ends, and limit switches are arranged at the concave platforms at the upper and lower ends of the base. A support bracket matched with the mast body is arranged upward on the chassis of the drilling rig.

The intermediate bracket is a triangular support frame, the first vertex of the triangular support frame is hinged with the bottom of the mast sliding seat, the second vertex of the triangular support frame is hinged with the lower link, and the third vertex of the triangular support frame is hinged with the bottom of the mast sliding seat. Hinged with the upper link. The front and rear sides of the middle bracket are polyhedrons with a triangular beam structure. The center extension line of the second vertex of the triangular support frame and the third vertex of the triangular support frame is provided with a positioning hole for the hinge shaft of the cylinder block of the mast turning cylinder.

The cylinder body of the lifting cylinder passes through the transverse hinge shaft Hinged with the base, the lower link passes through the transverse hinge shaft Hinged to base, transverse hinged shaft with transverse hinged shaft for the same hinge axis. One end of the lower connecting rod and the single clevis seat of the lifting cylinder body are all installed on the concave platform of the base, and share the same hinge shaft, so that they are connected with the base as a whole, limiting the degree of freedom of the shared hinge shaft, The lower connecting rod and the lifting cylinder can rotate around the shared hinge shaft; The connecting rod and the triangular support frame move and rotate around the common hinge shaft.

The piston rod of the lifting cylinder passes through the transverse hinge shaft Hinged with the triangular support frame, the upper link passes through the transverse hinge shaft Hinged with intermediate bracket, transverse hinged shaft with transverse hinged shaft for the same hinge axis. One end of the upper connecting rod and the single clevis of the piston rod of the lifting cylinder are all installed on the triangular support frame, and share the same hinged shaft to be connected with the triangular support frame to limit the degree of freedom of the shared hinged shaft.

The upper connecting rod, the triangular support frame, the lower connecting rod, the base, and the lifting cylinder are hinged to each other to form a parallelogram linkage mechanism. When the initial position of the piston rod of the lifting cylinder is set to a certain length, the upper connecting rod and the lower connecting rod The rods are parallel in the horizontal direction. According to the principle of the parallelogram linkage mechanism, if the piston rod of the lifting cylinder is extended or shortened, in addition to rotating counterclockwise or clockwise around the shared hinge shaft, it will also drive the upper link to rotate counterclockwise or clockwise, and the triangular support frame along the The arc track movement in the vertical and horizontal directions and the lower connecting rod rotate counterclockwise or clockwise; when the piston rod of the lifting cylinder extends to a certain length, it rotates counterclockwise to a right angle, and the triangular support frame moves along the vertical and horizontal directions. Moving on an arc track, the lift, displacement and top support force of the lifting cylinder are at the maximum value. Similarly, when the piston rod of the lifting cylinder shrinks to a certain length, the upper connecting rod is parallel to the lower connecting rod, and the triangular support frame falls back. to the starting position.

In the utility model, the piston rod of the mast turning oil cylinder is elongated, and the mast sliding seat carries the flat push oil cylinder to rotate clockwise; when the piston rod of the flat push oil cylinder is elongated, the object hinged with it is displaced; when the piston rod of the lifting hydraulic cylinder is elongated, The parallelogram linkage mechanism rotates counterclockwise, and the triangular support frame moves along arc tracks in both vertical and horizontal directions; and vice versa.

Claims (5)

1. A fully hydraulic geological drilling rig, comprising a drilling rig chassis, a mast assembly is provided above the drilling rig chassis, and the mast assembly includes a mast sliding seat and a mast body, and a slide rail is provided on the mast sliding seat , the mast body is installed on the slide rail, and a flat push oil cylinder is provided between the mast body and the mast sliding seat, and it is characterized in that: a four-link lifting linkage mechanism is provided between the mast assembly and the chassis of the drilling rig, The four-link lifting linkage mechanism includes a base fixedly connected to the chassis of the drilling rig and an intermediate bracket hinged to the mast sliding seat, and an upper link and a lower link parallel to each other are hinged between the intermediate bracket and the base. A lifting oil cylinder is arranged between the base and the middle bracket, and a mast turning oil cylinder is arranged between the middle bracket and the mast sliding seat. 2. The full hydraulic geological drilling rig according to claim 1, characterized in that: the intermediate bracket is a triangular support frame, the first vertex of the triangular support frame is hinged to the bottom of the mast sliding seat, and the triangular support The second vertex of the frame is hinged with the lower link, and the third vertex of the triangular support frame is hinged with the upper link. 3. The full hydraulic geological drilling rig according to claim 2, characterized in that: the cylinder body of the lifting cylinder passes through the transverse hinge shaft Hinged with the base, the lower link passes through the transverse hinge shaft Hinged to base, transverse hinged shaft with transverse hinged shaft for the same hinge axis. 4. The full hydraulic geological drilling rig according to claim 2, characterized in that: the piston rod of the lifting cylinder passes through the transverse hinge shaft Hinged with the triangular support frame, the upper link passes through the transverse hinge shaft Hinged with intermediate bracket, transverse hinged shaft with transverse hinged shaft for the same hinge axis. 5. The fully hydraulic geological drilling rig according to claim 1, characterized in that: a supporting bracket that cooperates with the mast body is provided upward on the chassis of the drilling rig.