CN218150816U - Foldable drilling rod replacing device - Google Patents

Abstract

The utility model provides a device is changed to foldable drilling rod, the on-line screen storage device comprises a base, install the mast in one side of base, be equipped with the slide rail on the mast, install folding drilling rod mechanism of stepping down on the slide rail, folding drilling rod mechanism of stepping down includes the dolly, the dolly is equipped with the dolly base, the dolly base articulates there is the drilling rod mount, be fixed with the drilling rod at the top of drilling rod mount, it has two connecting rods I to articulate at the other end of dolly base, it has connecting rod II to articulate at the top of drilling rod mount, the one end bottom of connecting rod I is articulated mutually through articulated axle with the one end bottom of connecting rod II, be equipped with the opening on the upper portion of II articulated departments of connecting rod I and connecting rod, be equipped with the ejector pin on the dolly base. The utility model discloses simple structure is convenient for change the drilling rod, through the folding drilling rod mechanism of stepping down of installation on the mast, and folding drilling rod mechanism of stepping down can remove the upper portion of mast, and folding drilling rod mechanism of stepping down simultaneously can fold up and let out the space for changing the drilling rod or increasing the drilling rod.

Description

Foldable drilling rod replacing device

Technical Field

The utility model relates to a construction equipment technical field, more specifically say, relate to a device is changed to foldable drilling rod.

Background

With the development of economy in China, the investment of the country in infrastructure construction is more and more. Expressways, highways and elevated roads are important components of traffic engineering, and in recent years, the scale is gradually enlarged, and the number of construction works is continuously increased. At highway, high-speed railway and elevated road construction in-process, drilling rod equipment is common equipment, and drilling rod equipment is when carrying out the bottom probing, because the mechanical oscillation of long-time friction and drill bit, wearing and tearing can appear in the screw ring of drilling rod, when carrying out the more complicated vertical direction probing work of soil property, need often to change the drilling rod and maintain to prevent that the friction ring of drilling rod from dying with the latch device card, lead to the unable dismantlement of drilling rod and delay the time limit for a project. Therefore, the equipment for replacing the drill rod is required to be designed to meet the construction requirement.

Disclosure of Invention

The utility model aims to solve the technical problem that to prior art not enough, provide a simple structure, change the convenient foldable drilling rod of drilling rod and change the device, concrete scheme is as follows:

the utility model relates to a device is changed to foldable drilling rod, its characteristics are: the foldable drill rod abdicating mechanism comprises a trolley, wherein a trolley base is arranged on the trolley, one end, close to a drill rod, of the trolley base is hinged with a drill rod fixing frame, a torsion spring is arranged between the bottom of the drill rod fixing frame and the trolley base, the drill rod is fixed at the top of the drill rod fixing frame, the other end of the trolley base is hinged with two connecting rods I which are arranged in bilateral symmetry, the two connecting rods II which are arranged in bilateral symmetry are hinged at the top of the drill rod fixing frame, the bottom of one end, far away from the trolley base, of the connecting rod I arranged at the same side is hinged with the bottom of one end, far away from the drill rod fixing frame, of the connecting rod II through a hinge shaft, an opening is arranged above the hinge position of the connecting rod I and the connecting rod II, and an ejector rod which upwards ejects the connecting rod I to open the opening is arranged on the trolley base close to the connecting rod I; be equipped with the gliding actuating cylinder of drive dolly on the relative mast one side of mechanism of stepping down with folding drilling rod, actuating cylinder's cylinder body bottom is articulated mutually with the mast, is equipped with two sets of upper pulley sets that bilateral symmetry set up on mast one side upper portion of keeping away from the drilling rod, is equipped with two sets of lower pulley sets that bilateral symmetry set up in mast one side lower part near the drilling rod, is equipped with the haulage rope connecting seat between last assembly pulley and lower pulley set, the tip at the actuating cylinder piston rod is installed to the haulage rope connecting seat, and the winding has last haulage rope on last assembly pulley, the one end of going up the haulage rope is fixed mutually with the drilling rod mount, the other end and the haulage rope mount of going up the haulage rope are fixed mutually, the winding has down the haulage rope on the assembly pulley down, the one end and the drilling rod mount of haulage rope are fixed mutually down, the other end and the haulage rope mount of haulage rope are fixed mutually down.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, installs the pulley in four corners in the bottom of dolly base.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, the center department at drilling rod mount top is fixed to the drilling rod.

The utility model discloses the technical problem that will solve can also further realize through following technical scheme, lies in same vertical plane with the upper and lower haulage rope of one side.

Compared with the prior art, the beneficial effects of the utility model are that: the folding drill rod abdicating mechanism can move to the upper part of the mast, and can be folded to replace the drill rod or increase a drill rod abdicating space; the bottom of the connecting rod I is hinged with the bottom of the connecting rod II, so that when the drill rod fixing frame is subjected to upward traction force, the connecting rod I and the connecting rod II are folded to make room for replacing the drill rod; when the drilling rod mount received decurrent traction force, the opening closure between connecting rod I and the connecting rod II prevents that the drilling rod mount is reverse folding.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings required in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a folding drill rod abdicating mechanism;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the foldable drill rod replacing device provided in this embodiment includes a base 7, a mast 12 is installed on one side of the base, the bottom of the mast 12 is hinged to the base through a mast hinge seat 8, a mast lift cylinder 10 for lifting the mast is installed between the mast 12 and the base 7, a slide rail arranged along the length direction of the mast is installed on the mast 12, a foldable drill rod abdicating mechanism 3 is installed on the slide rail, a limit block is installed on the slide rail, the foldable drill rod abdicating mechanism 3 includes a trolley installed on the slide rail and sliding, the trolley is provided with a trolley base 15, pulleys are installed at four corners of the bottom of the trolley base, one end of the trolley base 15 near a drill rod is hinged to a drill rod fixing frame 13, and a torsion spring 14 is installed between the bottom of the drill rod fixing frame 13 and the trolley base 15, and the torsion spring plays a role of resetting the drill rod fixing frame. A drill rod 4 is fixed on the top of the drill rod fixing frame 13, wherein the drill rod is a main drill rod, and when the length of the drill rod is insufficient, the drill rod can be added on the basis of the main drill rod to prolong the length of the total drill rod. The drill rod 4 is fixed at the center of the top of the drill rod fixing frame 13. There are two connecting rods I17 that bilateral symmetry set up at the other end of dolly base 15 is articulated, and it has two connecting rods II (17) that bilateral symmetry set up to articulate at the top of drilling rod mount, the one end bottom that dolly base was kept away from to connecting rod I that the homonymy set up is articulated through the hinge axle with the one end bottom that drilling rod mount was kept away from to connecting rod II, is equipped with opening 19 in connecting rod I and the articulated top of locating of connecting rod II, is equipped with the ejector pin 16 that upwards jack-up connecting rod I opened the opening on being close to the dolly base of connecting rod I.

As shown in fig. 1 and 2, a driving oil cylinder 9 for driving the trolley to slide is arranged on one side of a mast 12 opposite to a folding drill rod abdicating mechanism 3, the bottom of a cylinder body of the driving oil cylinder 9 is hinged to the mast 12, two sets of upper pulley sets 1 which are arranged in bilateral symmetry are arranged on the upper portion of one side of the mast 12 far away from the drill rod, two sets of lower pulley sets 6 which are arranged in bilateral symmetry are arranged on the lower portion of one side of the mast 12 close to the drill rod, a traction rope connecting seat 11 is arranged between the upper pulley set 1 and the lower pulley sets 6, the traction rope connecting seat 11 is arranged at the end of a piston rod of the driving oil cylinder 9, an upper traction rope 2 is wound on the upper pulley set 1, two sets of upper traction ropes are arranged in the same level, one end of each upper traction rope 2 is fixed to a drill rod fixing frame 13, the other end of each upper traction rope 2 is fixed to the traction rope connecting seat 11, a lower traction rope 5 is wound on the lower pulley set 6, two sets of lower traction ropes are arranged in the same level, one end of each lower traction rope 5 is fixed to the drill rod fixing frame 13, and the other end of the lower traction rope is fixed to the traction rope connecting seat 11, and the same side of the same vertical plane.

When the folding drill rod abdicating mechanism 3 rises to a certain height, the drill rod fixing frame 13 continues to be folded forwards under the pulling force of the upper pulling rope 2, the connecting rod I17 is jacked up by the ejector rod 16, so that the opening 19 of the connecting rod I17 and the connecting rod II 18 is opened, the folding drill rod abdicating mechanism 3 is folded to about 20 degrees, and an action space is given out for replacing the drill rod or increasing the drill rod. After changing the drilling rod, the piston rod jacking of actuating cylinder 9, haulage rope 5 under the pulling, and then drive folding drilling rod abdicating mechanism 3 and slide downwards along the mast track, drilling rod mount 13 resets under the effect of torsional spring 14 this moment, connecting rod I17 is closed with the opening 19 of connecting rod II 18 simultaneously, prevent that the drilling rod mount is reverse folding, simultaneously because the opening of connecting rod I17 and connecting rod II 18 is closed, thereby play the supporting role to drilling rod mount 13, prevent that the drilling rod during operation from folding drilling rod abdicating mechanism folding, form 90 degrees contained angles between drilling rod mount 13 and dolly base 15.

The above, only be the concrete implementation of the utility model, but the protection scope of the utility model is not limited thereto, and any technical personnel who is familiar with this technical field are in the utility model discloses a within range, according to the technical scheme of the utility model patent and design equivalence substitution or change all belong to the protection scope of the utility model patent.

Claims (4)

1. A foldable drilling rod changes device which characterized in that: the foldable drill rod abdicating mechanism comprises a trolley, a trolley base (15), a drill rod fixing frame (13) and a torsion spring (14), wherein the trolley base is hinged to the top of the drill rod fixing frame, the drill rod fixing frame is hinged to one end, close to a drill rod, of the trolley base, the torsion spring (14) is mounted between the bottom of the drill rod fixing frame and the trolley base, the drill rod (4) is fixed to the top of the drill rod fixing frame, the other end of the trolley base is hinged to two connecting rods I (18) which are symmetrically arranged in a left-right mode, the top of the drill rod fixing frame is hinged to two connecting rods II (17) which are symmetrically arranged in a left-right mode, the bottom of one end, far away from the trolley base, of the connecting rod I and the bottom of one end, far away from the trolley base, of the connecting rod II and far away from the drill rod fixing frame are hinged through a hinge shaft, an opening (19) is arranged above the hinged position of the connecting rod I and the connecting rod II, and an ejector rod (16) which opens the opening is upwards ejected from the connecting rod I on the trolley base close to the connecting rod I;

be equipped with gliding drive cylinder (9) of drive dolly in mast one side relative with folding drilling rod abdicating mechanism, drive cylinder's cylinder body bottom is articulated mutually with the mast, is equipped with two sets of upper pulley sets (1) that bilateral symmetry set up on mast one side upper portion of keeping away from the drilling rod, is equipped with two sets of lower pulley sets (6) that bilateral symmetry set up in mast one side lower part near the drilling rod, is equipped with haulage rope connecting seat (11) between upper pulley set and lower pulley set, the tip at the drive cylinder piston rod is installed to the haulage rope connecting seat, and the winding has last haulage rope (2) on the upper pulley set, the one end of going up the haulage rope is fixed mutually with the drilling rod mount, the other end and the haulage rope connector of going up the haulage rope are fixed mutually, and the haulage rope (5) have down the winding on the pulley set down, the one end and the drilling rod mount of haulage rope are fixed mutually down.

2. The collapsible drill rod changer of claim 1, wherein: pulleys are arranged at four corners of the bottom of the trolley base.

3. The collapsible drill rod changer of claim 1, wherein: the drill rod is fixed at the center of the top of the drill rod fixing frame.

4. The collapsible drill rod changer of claim 1, wherein: the upper and lower hauling ropes on the same side are positioned in the same vertical plane.

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