CN113565080A - Free-fall-based frame column type electric lifting drilling detection device and implementation method - Google Patents
Free-fall-based frame column type electric lifting drilling detection device and implementation method Download PDFInfo
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- CN113565080A CN113565080A CN202111043182.7A CN202111043182A CN113565080A CN 113565080 A CN113565080 A CN 113565080A CN 202111043182 A CN202111043182 A CN 202111043182A CN 113565080 A CN113565080 A CN 113565080A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
- E02D1/022—Investigation of foundation soil in situ before construction work by investigating mechanical properties of the soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
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Abstract
The invention relates to the technical field of drill rod detection, in particular to a free-fall-based frame column type electric lifting drill rod detection device and an implementation method thereof.A mode that a rotating wheel drives a jacking rod to rotate is adopted, so that the jacking rod is matched with a lug of a heavy hammer, the heavy hammer can be jacked up firstly, and then the two components are separated, so that the heavy hammer is used as a free fall to hammer a stress reset component and acts on a steel drill rod mechanism for drill rod detection; the stress reset assembly and the drill rod mechanism are matched by adopting a claw and a tooth groove, so that the action strength of the stress reset assembly on the drill rod mechanism is the same every time; the clamping claw is also provided with a pull rope, and the clamping claw can be folded and staggered with the tooth groove by tensioning the pull rope, so that the steel rod mechanism is not hindered when moving upwards; and equipped with and pulled out the borer subassembly, through pulling out borer motor drive lead screw and rotate, pull out the borer board and receive the lead screw effect and shift up, pull out the borer board and block the sand grip and upwards pull out the borer mechanism to pull out borer mechanism from the ground, and can restore to initial relative position with the atress subassembly that resets, the follow-up repeated implementation of being convenient for.
Description
Technical Field
The invention relates to the technical field of drill rod detection, in particular to a free-fall-based frame column type electric lifting drill rod detection device and an implementation method thereof.
Background
And (3) drilling detection, namely detecting soil layers below the bottom surface of the foundation pit according to regulations after the foundation pit is excavated to reach the designed elevation, judging the hardness of the soil, and detecting whether a pit, an ancient tomb, an ancient well, an air defense shelter, an underground buried object and the like exist.
The drill rod probe generally uses a steel bar as a steel rod, and the drill rod tip is conical. When the drill rod is detected, the steel drill rod is driven into the soil by a big hammer falling from a high position, and the hammering number of each driving in a certain distance is recorded, so that the hardness of the soil can be judged.
Chinese utility model patent No. CN202021259057.0 discloses a pneumatic drill rod prospecting machine, support including vertical setting, support upper end is provided with the air hammer, be provided with between the tup of air hammer and the drill rod of visiting and can all equidistant at every turn advance the drill rod hammer into the striking mechanism within ground, striking mechanism includes that the sleeve pipe, the cover that are connected with the drill rod and coaxial line set up are located the sleeve pipe and can follow the reciprocal gliding loop bar of sleeve pipe axis direction, set up and be used for making the loop bar move down when moving down at every turn the sleeve pipe and move down the equidistant linkage subassembly and be used for making the loop bar move down the reset piece that resets at the intraductal back that moves down at every turn of sleeve pipe, the initial position that the tip that the loop bar is located the sleeve pipe outside keeps unchanged with the tup contact of air hammer at every turn. The drill rod hammer has the effects of improving the drilling speed and ensuring that the strength and the weight of the drill rod hammer at each time are the same.
Although this patent passes through the design such as linkage assembly, the piece that resets, realizes that intensity, weight to exploring the drilling rod hammering each time keep the same.
However, the inventors have found that there are some disadvantages to this device after investigation. Firstly, the function of pulling out the drill rod is lacked; after the drill rod is hammered and inserted into the ground, the subsequent pulling-out operation is difficult, and additional equipment is generally needed. Secondly, the linkage assembly adopts the cooperation of a stop groove and a stop pawl, so that the loop bar acts on the sleeve, but after the drill rod detection is completed, the reset between the loop bar and the sleeve is inconvenient or even can not be realized, and the repeated use can not be realized.
Therefore, the inventor designs a free-fall-based frame column type electric lifting drilling device and an implementation method thereof, which are used for solving the problems.
Disclosure of Invention
Technical problem to be solved
The invention aims to overcome the defects in the prior art and provides a free-fall-based frame column type electric lifting drilling device and an implementation method thereof.
(II) technical scheme
A free-fall-based frame column type electric lifting drill rod detection device comprises a turning plate, a driving assembly, a free-fall mechanism, a stress reset assembly, a drill rod pulling assembly and a drill rod mechanism;
wheels are arranged below the sweep and are provided with driving components; the turning plate is connected with a first support plate, the top of the first support plate is connected with a second support plate, and the second support plate is provided with a free falling body mechanism for enabling the heavy hammer to periodically make free falling bodies; a stress reset assembly is correspondingly arranged below the free falling body mechanism, a drill rod mechanism is connected below the stress reset assembly, the bottom end of the drill rod mechanism penetrates through the turning plate, and the stress reset assembly is beaten by a heavy hammer and acts on the drill rod mechanism for drill rod detection; and the lath is also provided with a drill pulling assembly for finally pulling the drill mechanism from the ground.
Preferably, the driving assembly comprises a forward motor, a first chain wheel, a chain and a second chain wheel;
the advancing motor is fixed on the sweep, and the output of advancing motor is connected with the sprocket No. one, and the wheel of one end wherein still coaxial coupling has the sprocket No. two, and the sprocket is connected through chain drive with the sprocket No. two.
Preferably, the free falling body mechanism comprises a third support plate, a guide rod, a heavy hammer, an anti-falling plate, a bump, a rotating wheel and a jacking rod;
the third support plate is connected to one side of the second support plate; the guide rod penetrates through the third support plate, the top end of the guide rod is connected with the anti-falling plate, and the bottom end of the guide rod is connected with the heavy hammer; the rotating wheel is arranged below the third support plate and is provided with a driving motor, and the side wall of the rotating wheel is connected with a jacking rod; the bottom of the heavy hammer is provided with a convex block facing the rotating wheel side;
when the jacking rod rotates along with the rotating wheel, the heavy hammer can be jacked up by the lug and then separated, and the heavy hammer is in free fall.
Optionally, the heavy hammer is provided with a sliding groove, and the convex block is connected in the sliding groove in a sliding manner; the heavy hammer is also provided with an adjusting shaft; the adjusting shaft penetrates through and is rotatably connected with the rear side of the sliding groove, the outer end of the adjusting shaft is connected with a first handle, and the inner end of the adjusting shaft is provided with threads and is in threaded connection with the protruding block.
Preferably, the stress reset assembly comprises a fourth support plate, a force application rod, a pressing plate, a reset spring, a fixed rod and a limiting plate;
one side of the first support plate is connected with a fourth support plate, the force application rod penetrates through the fourth support plate, and the top end of the force application rod is provided with a pressing plate; a return spring is connected between the pressing plate and the first support plate; the first support plate is also connected with a fixed rod; the top end of the fixed rod is provided with a limiting plate for limiting the height position of the pressing plate.
Preferably, the bottom end of the force application rod is symmetrically provided with clamping jaws which are hinged on the outer wall of the force application rod, and torsional springs are arranged at the hinged positions and enable the clamping jaws to always have an upward rotating trend; the outer wall of the force application rod is also provided with a limiting block for limiting the deflection of the clamping jaw;
a channel is arranged in the force application rod, and an outlet is arranged laterally in the channel; be provided with the stay cord in the passageway, the stay cord top is stretched out the export and is connected with electronic take-up pulley, and the application of force pole is stretched out to the stay cord bottom, is divided into two strands and connects corresponding jack catch.
Preferably, the drill rod mechanism comprises a drill rod main body, a convex strip and a tooth groove;
the upper part of the drill steel main body is a hollow section, tooth grooves are symmetrically arranged on the inner wall of the hollow section, and the tooth grooves are used for being matched with the clamping jaws; the outer wall of the top of the drill steel main body is also provided with a convex strip; the turning plate is provided with a through guide sleeve, and the drill steel body penetrates through the guide sleeve.
Preferably, the drill pulling assembly comprises a sliding rod, a sliding sleeve, a drill pulling plate, a top plate, a drill pulling motor and a lead screw;
the sliding rod is vertically connected to the vehicle plate, a sliding sleeve is arranged on the sliding rod, one side of the sliding sleeve is connected with a drill pulling plate, and a drill steel main body penetrates through the drill pulling plate; the top end of the sliding rod is provided with a top plate, a lead screw is rotatably arranged between the top plate and the vehicle plate, the lead screw penetrates through and is in threaded connection with a drill pulling plate, and the top end of the lead screw is connected with a drill pulling motor.
Optionally, the lower section of the drill rod main body is a drill rod section, the drill rod section and the hollow section are correspondingly provided with a clamping head and a clamping groove, and the clamping head and the clamping groove are in clamping fit and detachably connected through a fixing screw.
An implementation method of a free-fall-based frame column type electric lifting drilling detection device uses the free-fall-based frame column type electric lifting drilling detection device,
the wheels are rotated through the driving assembly, and the whole device is moved to a position to be drilled; then, the heavy hammer is made into free falling bodies periodically through a free falling body mechanism, wherein the heavy hammer strikes the stress reset assembly, on one hand, the stress reset assembly is clamped through a tooth groove and a clamping jaw when moving downwards and acts on the steel rod mechanism for conducting drilling detection, and on the other hand, when the stress reset assembly resets, the tooth groove passes through the clamping jaw to avoid lifting the steel rod mechanism; after the drill rod detection is finished, the drill rod mechanism is pulled up from the ground through the drill rod pulling assembly.
(III) advantageous effects
The invention provides a free-fall-based frame column type electric lifting drilling device and an implementation method thereof, and the device has the following advantages:
1, a rotating wheel is adopted to drive a jacking rod to rotate, the jacking rod is matched with a lug of a heavy hammer, the heavy hammer can be jacked up firstly, and then the jacking rod and the heavy hammer are separated, so that the heavy hammer can be beaten as a free falling body; the heavy hammer strikes the stress reset assembly, the stress reset assembly moves downwards under stress, and at the moment, the tooth groove and the clamping jaw are clamped and act on the drill rod mechanism to be inserted into the ground; then when the top plate is acted by a return spring to reset the stressed reset assembly, the clamping jaws scratch the tooth grooves to avoid bringing up the steel chisel mechanism; because the limiting plate carries on spacingly to the clamp plate, makes the atress subassembly that resets to the same height, the weight that the cooperation same position dropped to guarantee to be the same to the effect intensity of drill rod mechanism at every turn.
2, the clamping claw is also provided with a pull rope, and the clamping claw can be folded and staggered with the tooth groove by tensioning the pull rope, so that the steel chisel mechanism is not hindered when moving upwards; and equipped with and pulled out the borer subassembly, through pulling out borer motor drive lead screw and rotate, pull out the borer board and receive the lead screw effect and shift up, pull out the borer board and block the sand grip and upwards pull out the borer mechanism to pull out borer mechanism from the ground, and can restore to initial relative position with the atress subassembly that resets, the follow-up repeated implementation of being convenient for.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only for the present invention and protect some embodiments, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of one embodiment of the present invention;
FIG. 2 is a block diagram of another embodiment of the present invention;
FIG. 3 is a block diagram of a free fall mechanism;
FIG. 4 is a block diagram of a force-receiving reset assembly;
FIG. 5 is a block diagram of the drill steel assembly;
FIG. 6 is a structural view of the drill pulling assembly;
FIG. 7 is a diagram of another embodiment of the structure of the weight;
FIG. 8 is a block diagram of a drill bit segment;
in the drawings, the components represented by the respective reference numerals are listed below:
101-vehicle plate, 102-vehicle wheel, 103-first support plate, 104-second support plate and 105-guide sleeve;
2-driving component, 201-forward motor, 202-first chain wheel, 203-chain, 204-second chain wheel;
3-free falling body mechanism, 301-support plate III, 302-guide rod, 303-weight, 304-anti-falling plate, 305-lug, 306-rotating wheel, 307-jacking rod, 308-sliding groove, 309-adjusting shaft and 310-first handle;
4-a stress reset component, 401-a fourth support plate, 402-an application rod, 403-a pressing plate, 404-a reset spring, 405-a fixed rod, 406-a limiting plate, 407-a limiting block, 408-a channel, 409-a pull rope, 410-an electric take-up pulley, 411-a claw and 412-a torsion spring;
5-a drill pulling assembly, 501-a sliding rod, 502-a sliding sleeve, 503-a drill pulling plate, 504-a top plate, 505-a drill pulling motor and 506-a lead screw;
6-drill rod mechanism, 601-drill rod main body, 602-convex strip, 603-tooth groove, 604-hollow section, 605-drill rod section, 606-fixing screw, 607-clamping head and 608-clamping groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and "third," if any, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to the attached figure 2, the free-fall-based frame column type electric lifting drill rod detection device comprises a turning plate 101, a driving assembly 2, a free-fall mechanism 3, a stress reset assembly 4, a drill rod pulling assembly 5 and a drill rod mechanism 6;
Example 2
Referring to the attached figure 2, the free-fall-based frame column type electric lifting drill rod detection device comprises a turning plate 101, a driving assembly 2, a free-fall mechanism 3, a stress reset assembly 4, a drill rod pulling assembly 5 and a drill rod mechanism 6;
Referring to fig. 2, the driving assembly 2 includes a forward motor 201, a first sprocket 202, a chain 203, and a second sprocket 204;
the advancing motor 201 is fixed on the sweep 101, the output end of the advancing motor 201 is connected with a first chain wheel 202, the wheel 102 at one end is also coaxially connected with a second chain wheel 204, and the first chain wheel 202 and the second chain wheel 204 are in transmission connection through a chain 203.
Referring to fig. 3, the free fall mechanism 3 includes a third support plate 301, a guide rod 302, a weight 303, an anti-falling plate 304, a protrusion 305, a rotating wheel 306 and a jacking rod 307;
the third support plate 301 is connected to one side of the second support plate 104; the guide rod 302 penetrates through the third support plate 301, the top end of the guide rod is connected with the anti-falling plate 304, and the bottom end of the guide rod is connected with the heavy hammer 303; the rotating wheel 306 is arranged below the third support plate 301 and is provided with a driving motor, and the side wall of the rotating wheel 306 is connected with a jacking rod 307; the bottom of the weight 303 is provided with a bump 305 facing the rotating wheel 306;
referring to fig. 4, the stressed reset assembly 4 includes a fourth support plate 401, a force application rod 402, a pressing plate 403, a reset spring 404, a fixing rod 405 and a limiting plate 406;
a fourth support plate 401 is connected to one side of the first support plate 103, a force application rod 402 penetrates through the fourth support plate 401, and the top end of the force application rod is connected with a pressing plate 403; a return spring 404 is connected between the pressing plate 403 and the first support plate 103; the first support plate 103 is also connected with a fixed rod 405; the top end of the fixed rod 405 is connected with a limit plate 406 for limiting the height position of the pressure plate 403;
referring to fig. 5, the bottom end of the force application rod 402 is symmetrically provided with claws 411, the claws 411 are hinged to the outer wall of the force application rod 402, the hinged positions are provided with torsion springs 412, and the torsion springs 412 enable the claws 411 to always have upward rotation tendency; the outer wall of the force application rod 402 is also connected with a limiting block 407 for limiting the deflection of the jaw 411;
a channel 408 is arranged in the force application rod 402, and an outlet is arranged on the side of the channel 408; a pull rope 409 is arranged in the channel 408, the top end of the pull rope 409 extends out of the outlet and is connected with an electric take-up pulley 410, and the bottom end of the pull rope 409 extends out of the force application rod 402, is divided into two parts and is connected with corresponding clamping jaws 411;
the drill rod mechanism 6 comprises a drill rod body 601, a convex strip 602 and a tooth groove 603;
the upper part of the drill steel main body 601 is a hollow section 604, tooth grooves 603 are symmetrically arranged on the inner wall of the hollow section 604, and the tooth grooves 603 are used for being matched with the clamping jaws 411; a convex strip 602 is fixedly connected to the outer wall of the top of the drill steel body 601; the turning plate 101 is provided with a through guide sleeve 105, and the drill steel body 601 passes through the guide sleeve 105.
Referring to fig. 6, the drill pulling assembly 5 includes a sliding rod 501, a sliding sleeve 502, a drill pulling plate 503, a top plate 504, a drill pulling motor 505 and a lead screw 506;
the sliding rod 501 is vertically connected to the vehicle plate 101, the sliding sleeve 502 is sleeved on the sliding rod 501, the drill rod pulling plate 503 is connected to one side of the sliding sleeve 502, and the drill rod main body 601 penetrates through the drill rod pulling plate 503; the top end of the sliding rod 501 is connected with a top plate 504, a lead screw 506 is rotatably arranged between the top plate 504 and the vehicle plate 101, the lead screw 506 penetrates through and is in threaded connection with a brazing plate 503, and the top end of the lead screw 506 is connected with a brazing motor 505.
The following specific implementation method is described below by taking the present embodiment as an example;
firstly, the wheel 102 is rotated through the driving component 2, and the whole device is moved to a position to be drilled;
specifically, the forward motor 201 is started to drive the first chain wheel 202 to rotate, and the second chain wheel 204 drives the wheel 102 to rotate through the rotation of the belt, so that the integral movement of the device is realized;
then, the weight 303 is periodically made into free fall through the free fall mechanism 3;
specifically, the driving motor is started to drive the rotating wheel 306 to rotate, referring to fig. 3, when the jacking rod 307 rotates along with the rotating wheel 306, the heavy punch 303 can be jacked up by the lug 305 first, and then the two are separated, so that the heavy punch 303 is in a free fall;
wherein the heavy hammer 303 beats the stress reset component 4, the stress reset component 4 is stressed to move downwards, and the tooth groove 603 and the clamping jaw 411 are clamped at the moment and act on the steel chisel mechanism 6 to be inserted underground; then, when the top plate 403 is acted by the return spring 404 to return the stressed return assembly 4, the jaws 411 scratch the tooth grooves 603 to avoid bringing up the steel chisel mechanism 6;
determining the downward displacement through the scales on the outer wall of the steel chisel body 6, and correspondingly recording the hammering times to carry out chisel sounding; if necessary, a counter can be arranged on the free falling body mechanism 3 to realize automatic counting.
It should be noted that, in the above process, the electric take-up pulley 410 does not work, and the pull rope 409 is loosened, so that the claw 411 is acted by the torsion spring 412 and can be resisted by the limiting block 407, thereby ensuring the smooth proceeding of the above process;
referring to fig. 4, the position-limiting plate 406 limits the position of the pressing plate 403, so that the force-receiving returning component 4 returns to the same height, and cooperates with the weight 303 falling from the same position, thereby ensuring that the strength of the steel bar mechanism 6 is the same each time.
After the drill rod detection is finished, the drill rod mechanism 6 is pulled up from the ground through the drill rod pulling assembly 5;
specifically, the pull rope 409 is tensioned through the electric take-up pulley 410, so that the jaws 411 are retracted and staggered with the tooth grooves 603, and the drill rod mechanism 601 is not hindered when moving upwards;
starting a drill pulling motor 505 to drive a screw rod 506 to rotate, enabling a drill pulling plate 503 to move upwards under the action of the screw rod 506, enabling the drill pulling plate 503 to clamp the convex strip 602 and pull the drill mechanism 601 upwards, and accordingly pulling the drill mechanism 601 from the ground;
in this way, the drill rod mechanism 601 and the force-receiving reset assembly 4 can also be restored to the initial relative position, so that the subsequent drill rod detection of the area therein is facilitated, and the repeated implementation is realized.
Example 3
On the basis of the example 2, the method comprises the following steps of,
referring to fig. 1 and 7, the weight 303 is formed with a sliding slot 308, and the protrusion 305 is slidably connected in the sliding slot 308; the weight 303 is also provided with an adjusting shaft 309; the adjusting shaft 309 penetrates and rotates to be connected with the rear side of the sliding groove 308, the outer end of the adjusting shaft is connected with a first handle 310, the inner end of the adjusting shaft is provided with threads and is screwed into the convex block 305.
Specifically, the adjustment shaft 309 is rotated to move the protrusion 305 along the sliding slot 308 based on the screw action, so as to change the protrusion amount of the weight 303, thereby changing the length of the engagement with the lifting rod 307, and further changing the upward highest position and the falling impact force of the weight 303, so as to meet different requirements.
Example 4
The difference from the above embodiments is that the drill steel body 601 of the present embodiment is divided into two detachable upper and lower parts.
Referring to fig. 1 and 8, the lower section of the drill steel main body 601 is a drill bit section 605, the drill bit section 605 and the hollow section 604 are correspondingly provided with a clamping head 608 and a clamping groove 608, and the clamping head 608 and the clamping groove 608 are in clamping fit and detachably connected through a fixing screw 606, so that the drill bit section 605 is conveniently replaced, and the practicability is improved.
It should be noted that the above-mentioned electrical components are provided with power supplies and their control methods are prior art, and are explained here in order to avoid redundancy of description; and the present application is primarily intended to protect mechanical equipment, the control means and circuit connections will not be explained in detail herein.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A free-fall-based frame column type electric lifting drill rod detection device is characterized by comprising a vehicle plate (101), a driving assembly (2), a free-fall mechanism (3), a stress reset assembly (4), a drill rod pulling assembly (5) and a drill rod mechanism (6);
wheels (102) are arranged below the sweep (101), and the wheels (102) are provided with driving components (2); the turning plate (101) is connected with a first support plate (103), the top of the first support plate (103) is connected with a second support plate (104), and the second support plate (104) is provided with a free falling body mechanism (3) for enabling a heavy hammer (303) to periodically make free falling bodies; a stress reset assembly (4) is correspondingly arranged below the free falling body mechanism (3), a drill rod mechanism (6) is connected below the stress reset assembly (4), the bottom end of the drill rod mechanism (6) penetrates through the vehicle plate (101), and the stress reset assembly (4) is beaten by a heavy hammer (303) and acts on the drill rod mechanism (6) for drill rod detection; and the lath (101) is also provided with a drill pulling assembly (5) for pulling the drill steel mechanism (6) from the ground finally.
2. The free-fall based electric lifting drilling device of claim 1, wherein the driving assembly (2) comprises a forward motor (201), a first chain wheel (202), a chain (203) and a second chain wheel (204);
the front motor (201) is fixed on the vehicle plate (101), the output end of the front motor (201) is connected with a first chain wheel (202), the wheel (102) at one end is also coaxially connected with a second chain wheel (204), and the first chain wheel (202) is in transmission connection with the second chain wheel (204) through a chain (203).
3. The free fall-based electric lifting drilling device of claim 2, wherein the free fall mechanism (3) comprises a third support plate (301), a guide rod (302), a weight (303), a drop-preventing plate (304), a lug (305), a rotating wheel (306) and a jacking rod (307);
the third support plate (301) is connected to one side of the second support plate (104); the guide rod (302) penetrates through the third support plate (301), the top end of the guide rod is connected with the anti-falling plate (304), and the bottom end of the guide rod is connected with the heavy hammer (303); the rotating wheel (306) is arranged below the third support plate (301) and is provided with a driving motor, and the side wall of the rotating wheel (306) is connected with a jacking rod (307); a bump (305) is arranged on the side, facing the rotating wheel (306), of the bottom of the heavy hammer (303);
when the jacking rod (307) rotates along with the rotating wheel (306), the heavy hammer (303) can be jacked up by the lug (305) first, and then the two are separated, so that the heavy hammer (303) can be in free fall.
4. The free fall based electric lifting drilling device of claim 3, wherein the weight (303) is provided with a sliding groove (308), and the projection (305) is slidably connected in the sliding groove (308); the heavy hammer (303) is also provided with an adjusting shaft (309); the adjusting shaft (309) penetrates through and is rotatably connected with the rear side of the sliding groove (308), the outer end of the adjusting shaft is connected with a first handle (310), and the inner end of the adjusting shaft is provided with threads and is screwed into the convex block (305).
5. The free-fall-based frame column type electric lifting drilling detection device is characterized in that the force-bearing reset assembly (4) comprises a four-number support plate (401), a force-bearing rod (402), a pressure plate (403), a reset spring (404), a fixed rod (405) and a limit plate (406);
one side of the first support plate (103) is connected with a fourth support plate (401), the force application rod (402) penetrates through the fourth support plate (401), and the top end of the force application rod is provided with a pressing plate (403); a return spring (404) is connected between the pressing plate (403) and the first support plate (103); the first support plate (103) is also connected with a fixed rod (405); and a limiting plate (406) is arranged at the top end of the fixing rod (405) and used for limiting the height position of the pressing plate (403).
6. The free-fall-based frame column type electric lifting drilling device is characterized in that the bottom end of the force application rod (402) is symmetrically provided with clamping jaws (411), the clamping jaws (411) are hinged on the outer wall of the force application rod (402), a torsion spring (412) is arranged at the hinged position, and the torsion spring (412) enables the clamping jaws (411) to always have the upward rotating tendency; the outer wall of the force application rod (402) is also provided with a limiting block (407) for limiting the deflection of the clamping jaw (411);
a channel (408) is arranged in the force application rod (402), and an outlet is arranged on the side of the channel (408); a pull rope (409) is arranged in the channel (408), the top end of the pull rope (409) extends out of the outlet and is connected with an electric take-up pulley (410), and the bottom end of the pull rope (409) extends out of the force application rod (402) and is divided into two parts and connected with corresponding clamping jaws (411).
7. The free-fall based electric lifting drilling device of claim 6, wherein; the drill rod mechanism (6) comprises a drill rod main body (601), a convex strip (602) and a tooth groove (603);
the upper part of the drill steel main body (601) is a hollow section (604), tooth grooves (603) are symmetrically formed in the inner wall of the hollow section (604), and the tooth grooves (603) are used for being matched with the clamping jaws (411); the outer wall of the top of the drill steel main body (601) is also provided with a convex strip (602); the turning plate (101) is provided with a through guide sleeve (105), and the drill steel body (601) penetrates through the guide sleeve (105).
8. The free fall based frame column type electric lifting drill rod detection device according to claim 7, wherein the drill rod pulling assembly (5) comprises a sliding rod (501), a sliding sleeve (502), a drill rod pulling plate (503), a top plate (504), a drill rod pulling motor (505) and a lead screw (506);
the sliding rod (501) is vertically connected to the vehicle plate (101), a sliding sleeve (502) is arranged on the sliding rod (501), a drill pulling plate (503) is connected to one side of the sliding sleeve (502), and a drill steel main body (601) penetrates through the drill pulling plate (503); the top end of the sliding rod (501) is provided with a top plate (504), a lead screw (506) is rotatably arranged between the top plate (504) and the vehicle plate (101), the lead screw (506) penetrates through and is in threaded connection with a brazing plate (503), and the top end of the lead screw (506) is connected with a brazing motor (505).
9. The free-fall-based frame column type electric lifting drilling detection device as claimed in claim 8, wherein the lower section of the steel drill main body (601) is a drill bit section (605), and the drill bit section (605) and the hollow section (604) are correspondingly provided with a clamping head (608) and a clamping groove (608), which are in clamping fit and detachably connected through a fixing screw (606).
10. A method for implementing a free fall based electric lifting drilling device, which uses a free fall based electric lifting drilling device as claimed in claim 8 or 9,
the wheel (102) is rotated through the driving assembly (2), and the whole device is moved to a position to be drilled; then, the heavy hammer (303) is made to periodically make free fall through the free fall mechanism (3), wherein the heavy hammer (303) beats the stress reset component (4), on one hand, the stress reset component (4) is clamped through the tooth grooves (603) and the clamping jaws (411) when moving downwards and acts on the steel rod mechanism (6) for conducting drilling detection, on the other hand, when the stress reset component (4) resets, the tooth grooves (603) cross the clamping jaws (411) to avoid taking up the steel rod mechanism (6); after the drill rod detection is finished, the drill rod mechanism (6) is pulled up from the ground through the drill rod pulling assembly (5).
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