CN213448408U

CN213448408U - Multifunctional portable drill rod detector

Info

Publication number: CN213448408U
Application number: CN202022191506.9U
Authority: CN
Inventors: 陆永和; 陆建文; 黄敏婕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-15
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a ware is visited to multi-functional light borer belongs to engineering construction technical field. The drill rod positioning device comprises a T-shaped handle, a limiting clamping piece, a first drill rod probe rod, a core penetrating hammer, a hammer pad, a second drill rod probe rod and a drill rod probe; the lower end of the T-shaped handle is provided with a stud; the limiting clamping piece is provided with a threaded hole which is matched with the stud of the T-shaped handle and vertically penetrates through the limiting clamping piece, the limiting clamping piece is in threaded connection with the lower end of the T-shaped handle, and the lower end of the T-shaped handle exceeds the threaded hole of the limiting clamping piece; one end of the first drill rod is provided with a threaded hole matched with the stud of the T-shaped handle, and the threaded hole end of the first drill rod is in threaded connection with the lower end of the T-shaped handle; the piercing hammer is cylindrical, a through hole matched with the outer diameter of the first drill rod probe rod is formed in the axis direction of the piercing hammer, and the piercing hammer is slidably sleeved on the outer side of the first drill rod probe rod. The utility model discloses simple structure conveniently carries, the one-man operation of being convenient for.

Description

Multifunctional portable drill rod detector

Technical Field

The utility model belongs to the technical field of the engineering construction, especially, ware is visited to multi-functional light borer.

Background

Before a building or a structure is built on the ground, the quality of the soil of a ground foundation and a pit (groove) subbottom needs to be checked by a drill rod. The borer detector is a tool for carrying out borer detection inspection by punching holes on a soil layer, and when the borer detector is used, a borer probe rod of the borer detector is driven into the soil layer, and the soil layer condition is detected or the allowable bearing capacity of the soil layer is roughly estimated according to the depth of the borer probe rod entering the soil layer and the force required by the depth. The existing drill rod detector has a complex structure, is not easy to carry, and needs to be operated by a plurality of people when the drill rod is detected.

SUMMERY OF THE UTILITY MODEL

The invention aims at providing a multifunctional portable drill rod detector which is simple in structure, convenient to carry and convenient to operate by one person.

In order to achieve the above object, the first aspect of the present invention adopts the following technical solution:

a multifunctional portable drill rod detector comprises a T-shaped handle, a limiting clamping piece, a first drill rod detecting rod, a penetrating hammer, a hammer pad, a second drill rod detecting rod and a drill rod probe;

the lower end of the T-shaped handle is provided with a stud;

the limiting clamping piece is provided with a threaded hole which is matched with the stud of the T-shaped handle and vertically penetrates through the limiting clamping piece, the limiting clamping piece is in threaded connection with the lower end of the T-shaped handle, and the lower end of the T-shaped handle exceeds the threaded hole of the limiting clamping piece;

one end of the first drill rod is provided with a threaded hole matched with the stud of the T-shaped handle, the other end of the first drill rod is provided with a stud, and the threaded hole end of the first drill rod is in threaded connection with the lower end of the T-shaped handle;

the piercing hammer is cylindrical, a through hole matched with the outer diameter of the first drill rod is formed in the axis direction of the piercing hammer, and the piercing hammer is sleeved outside the first drill rod in a sliding mode;

the hammer pad is cylindrical, a threaded hole matched with the stud of the first drill rod probe rod is formed in one end of the hammer pad, a blind hole is formed in the other end of the hammer pad, and the threaded hole end of the hammer pad is in threaded connection with the stud end of the first drill rod probe rod;

the second drill rod probe comprises one or more probe rod units, two ends of each probe rod unit are respectively provided with a threaded hole and a stud which are matched with each other, the probe rod units can be screwed with each other to form the second drill rod probe, and the stud end of the second drill rod probe is sleeved with one end, away from the first drill rod probe, of the hammer pad;

one end of the drill rod probe is provided with a conical probe, the other end of the drill rod probe is provided with a stud matched with a threaded hole of the second drill rod probe, and the stud end of the drill rod probe is in threaded connection with the threaded hole of the second drill rod probe.

Furthermore, the drill rod pulling device comprises a rod pulling device, the rod pulling device comprises two rod pulling units, the rod pulling units are in a long strip shape, one ends of the rod pulling units are respectively provided with a sleeve hole penetrating through the rod pulling units, and the inner diameter of each sleeve hole is matched with the outer diameter of each second drill rod.

Further, the inner diameter of the threaded hole and the outer diameter of the stud are both 6 mm.

Furthermore, a through hole at one end of the piercing hammer is a V-shaped horn mouth.

Furthermore, the cross rod, the penetrating hammer and the rod puller of the T-shaped handle are all made of common steel or lead-zinc alloy, and the vertical rod, the limiting clamping piece, the first drill rod probe, the hammer pad, the second drill rod probe and the drill rod probe of the T-shaped handle are all made of high-hardness manganese steel through processing and quenching.

Further, the specification of the punching hammer is 5 kg.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

1. twisting each part into an organic whole, the second probe rod at this moment only uses a probe rod unit to connect, mentions the punch hammer to the spacing card in top, makes its free fall, so relapse continuous downward and pass through the impact, until every probe rod unit top will submerge in the ground soil layer, take off part more than the hammer bolster, the probe rod unit top that submerges again is twisted and is closed newly-increased probe rod unit, cup joint part more than the hammer bolster in new probe rod unit top and continue downward borer and survey again, record in succession that every pole is beaten into required hammering number (N) of 0.5m in the soil layer. Dividing the layer bottom buried depth of each stratum according to the depth of the drill rod probe when the hammering number or the penetration degree is greatly changed in the drill rod detection process; estimating the bearing capacity and physical and mechanical properties of each layer according to the average hammering number of each stratum; if the rod pulling is finished by drilling at the point, and the rod position with a certain depth is found to have wet water, the buried depth of the groundwater level is recorded. And if the surface layer of the drill rod detection test point is the cement ground, drilling through the concrete surface layer by using a percussion drill, and then performing the drill rod detection test. If the drill rod cannot be pulled out by the rod pulling device due to too deep driving or too tight and hard soil layer, the upper part of the penetrating hammer can be detached and arranged on the second probe rod, the hammer pad is turned upside down and screwed with the upper end of the second probe rod, and the drill rod is gradually pulled out in an upward and reverse hammering mode. The utility model discloses simple structure conveniently carries, carries out the borer and surveys the whole process of work and all can accomplish by one-man operation, and it can take out the borer probe rod of squeezing into more dark.

2. The utility model discloses a two dead man units, the convenient second borer probe rod of will drawing out fast.

3. The utility model discloses a logical drill way of punching hammer one end is V type horn mouth, conveniently pours into lubricating oil into and lubricates, reduces measuring error.

Drawings

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

FIG. 2 is a schematic structural view of the lever unit of the present invention;

the main reference symbols in the drawings are as follows:

in the attached drawing, a 1-T-shaped handle, a 2-limit clamping piece, a 3-first drill rod, a 4-piercing hammer, a 5-hammer pad, a 6-second drill rod, a 7-drill rod probe and an 8-pulling rod unit are arranged.

Detailed Description

The following describes the embodiments of the present invention with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

As shown in figures 1-2, the multifunctional portable drill rod detector comprises a T-shaped handle 1, a limiting clamping piece 2, a first drill rod detecting rod 3, a through hammer 4, a hammer pad 5, a second drill rod detecting rod 6 and a drill rod probe 7.

The lower end of the T-shaped handle 1 is provided with a stud; the limiting clamping piece 2 is provided with a threaded hole which is matched with the stud of the T-shaped handle 1 and vertically penetrates through the limiting clamping piece 2, the limiting clamping piece 2 is in threaded connection with the lower end of the T-shaped handle 1, and the lower end of the T-shaped handle 1 exceeds the threaded hole of the limiting clamping piece 2; one end of the first drill rod 3 is provided with a threaded hole matched with the stud of the T-shaped handle 1, the other end of the first drill rod 3 is provided with a stud, and the threaded hole end of the first drill rod 3 is in threaded connection with the lower end of the T-shaped handle 1; the piercing hammer 4 is cylindrical, a through hole matched with the outer diameter of the first drill rod 3 is formed in the axis direction of the piercing hammer 4, and the piercing hammer 4 is slidably sleeved outside the first drill rod 3; the hammer pad 5 is cylindrical, one end of the hammer pad 5 is provided with a threaded hole matched with the stud of the first drill rod 3, the other end of the hammer pad 5 is provided with a blind hole, and the threaded hole end of the hammer pad 5 is in threaded connection with the stud end of the first drill rod 3; the second drill rod 6 comprises one or more probe rod units, the two ends of each probe rod unit are respectively provided with a threaded hole and a stud which are matched with each other, the probe rod units can be mutually screwed to form the second drill rod 6, and the end of the stud of the second drill rod 6 is sleeved with one end, away from the first drill rod 3, of the hammer pad 5; one end of the drill rod probe 7 is provided with a conical probe, the other end of the drill rod probe is provided with a stud matched with the threaded hole of the second drill rod probe 6, and the stud end of the drill rod probe 7 is in threaded connection with the threaded hole of the second drill rod probe 6. The utility model discloses a non-internal thread design of 5 lower part blind holes of hammer pad makes 5 lower part blind holes of hammer pad and the protruding end of borer probe rod directly registrate or dismantle fast with the unsmooth suit of specification to do benefit to and add the pole fast after beating next pole.

The utility model discloses still include the dead man ware, the dead man ware includes two dead man units 8, and dead man unit 8 is rectangular shape, and the one end of dead man unit 8 all is equipped with the trepanning that runs through dead man unit 8, the internal diameter of trepanning and the external diameter phase-match of second borer probe rod 6. The pull rod unit 8 and the drill rod are designed to be sleeved in a non-threaded bolt mode, during rod pulling, a left pull rod device handle sleeve hole penetrates through the drill rod (without screwing), a left hand and a right hand of a single person lift up simultaneously, the lever is utilized to simultaneously generate the principle of upward opposite moment balance, the drill rod is clamped and pulled up, then the drill rod is sleeved downwards to continue to be pulled up, and the quick and continuous upward rod pulling is facilitated.

The inner diameter of the threaded hole and the outer diameter of the stud are both 6mm, the standard connecting size is unified, the manufacturing and processing of standardized components are convenient, and the disassembly, the replacement and the maintenance of certain components when the components are deformed or damaged due to long-term use are convenient. The through hole at one end of the piercing hammer 4 is a V-shaped horn mouth, so that lubricating oil can be conveniently poured in the using process, and errors are reduced. The cross rod, the penetrating hammer 4 and the rod puller of the T-shaped handle 1 are all made of common steel or lead-zinc alloy, and the vertical rod, the limiting clamping piece 2, the first drill rod detection rod 3, the hammer pad 5, the second drill rod detection rod 6 and the drill rod probe 7 of the T-shaped handle 1 are all made of high-hardness manganese steel through processing and quenching. In the use or when depositing, punch hammer 4, hammer bolster 5, first borer probe 3, spacing card 2, T type handle 1 can twist as a whole (upper portion hammering device) after closing, and borer probe 7 and second borer probe 6 also can twist as a whole after closing, need not to dismantle, and the whole of being convenient for carries and direct operation construction, and the maintenance of detaching again after wherein certain part warp or damages is changed.

The working principle is as follows: after the protruding end of second borer probe rod 6 (a probe rod unit) is visited in the embedding of 5 bottom shrinkage pools of hammer pad of part hammering device on the ground borer of trial position of soil property ground, cut directly into in the surface soil and keep the probe rod perpendicular, then mention punch through hammer 4 to the spacing card 2 in top, make its free fall, so relapse continuous downward and pass through and hit, until every probe rod top will submerge in the ground soil layer, it is visited toward the lower borer to add the pole again constantly, record every pole in the soil layer required hammering number (N) of 0.5m of driving into continuously. The drill rod detection test starts from 0.00 depth, the hammering number is recorded when 50cm is driven, and the drill rod detection is continuously carried out until the hammering rebound depth is reached; dividing the layer bottom buried depth of each stratum according to the depth of the drill rod probe when the hammering number or the penetration degree is greatly changed in the drill rod detection process; estimating the bearing capacity and physical and mechanical properties of each layer according to the average hammering number of each stratum; if the rod pulling is finished by drilling at the point, and the rod position with a certain depth is found to have wet water, the buried depth of the groundwater level is recorded. And if the surface layer of the drill rod detection test point is the cement ground, drilling through the concrete surface layer by using a percussion drill, and then performing the drill rod detection test. After the borer was visited to predetermined degree of depth, use the utility model discloses a pole puller upwards in succession visits the borer of squeezing into the soil layer and extracts, if because of squeezing into too dark or the too tight hard reality of soil layer unable pole puller, can pull down upper portion hammering device, will wear core hammer 4 to adorn on second borer probe rod 6, will fill up the hammer 5 and screw up in 6 tops of second borer probe rod, extract the borer probe rod with the mode of the reverse hammering that makes progress.

The utility model discloses an application scope:

1. in complex sites where exploration equipment such as drilling rigs cannot be moved in place, the thickness of each underground soil layer or completely weathered rock stratum and the underground water burial depth are detected in a drilling mode, the bearing capacity and the physical and mechanical characteristics of each soil layer are estimated, and engineering exploration is assisted. (note: various stratum bearing capacity estimation formulas and interpolated look-up table values are also in the statistical summary of the results of continuously collecting drilling data, collecting drilling data of different types of soil layers, drawing the curve of mutual change of impact number and mechanical parameters, and solving the change function of impact number and mechanical parameters of different types of soil layers by using a curve regression analysis method)

2. In karst areas, the thickness of the covering soil layer above the rock surface can be ascertained.

3. When the building adopts a shallow foundation type and uses a soil foundation bearing layer, whether the bearing soil layer has a soft subjacent layer or soil cave distribution in a certain depth range below the foundation pit bottom is judged according to the change of the drill rod detection hammering number of the foundation soil layer.

4. The auxiliary exploration of slope exploration and landslide exploration of geological disasters is used for exploring the depth of each soil layer of the slope, the depth and range of a possibly weak sliding surface of the slope and the burial depth of the underlying bedrock surface.

5. Under the electrified state of the built transformer substation, large-scale mechanical equipment such as a drilling machine and the like cannot be subjected to field-entering exploration due to safety problems, and the drill rod detector can be used for field-entering auxiliary exploration.

6. The height difference and fluctuation of the foundation position of a transmission line or a transformation line or a mobile communication tower are large, large mechanical equipment such as a drilling machine cannot be moved to a tower position for exploration, and the drill rod detector can be used for entering the field for auxiliary exploration.

7. When a river levee is surveyed, a pond or a marshland is surveyed, drilling mechanical equipment cannot be moved to the place due to the complex terrain or machine position conditions of part of areas, and the drill rod detector can be used for auxiliary exploration.

8. The method is used for assisting in exploring the buried depth and distribution range of underground buried objects such as underground steel pipes, underground concrete drainage (culvert) pipes, underground drainage ditches and the like.

9. When the sand cushion of the building foundation is detected, the drill rod detector can be used for exploring the thickness of the sand cushion and estimating the bearing capacity and the compactness of the sand cushion.

10. The maximum drill rod detection depth: the thickness of soft soil such as silt (soil) is less than 20m, the thickness of silt and cohesive soil is less than 10m, the thickness of gravel and sand is less than 8m, and the thickness of broken gravel soil and completely weathered muddy rock stratum is less than 6 m.

The utility model discloses a be suitable for the stratum: viscous, silty and gravel quality filling, miscellaneous filling with the grain diameter of less than 50mm and accounting for less than 20% of the total mass, cobbles, sandy soil, silt soil, viscous soil, silt soil, broken gravel soil and completely weathered muddy rock stratum.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. A multifunctional portable drill rod detector is characterized by comprising a T-shaped handle, a limiting clamping piece, a first drill rod detection rod, a core penetrating hammer, a hammer pad, a second drill rod detection rod and a drill rod probe;

the lower end of the T-shaped handle is provided with a stud;

the second drill rod probe comprises a plurality of probe rod units, two ends of each probe rod unit are respectively provided with a threaded hole and a stud which are matched with each other, the plurality of probe rod units can be screwed with each other to form a second drill rod probe, and the stud end of the second drill rod probe is sleeved with one end, away from the first drill rod probe, of the hammer pad;

2. The portable multifunctional drill rod detector as claimed in claim 1, further comprising a rod extractor, wherein the rod extractor comprises two rod extractor units, the rod extractor units are elongated, one end of each rod extractor unit is provided with a sleeve hole penetrating through the rod extractor unit, and the inner diameter of the sleeve hole is matched with the outer diameter of the second drill rod.

3. The portable multifunctional drill rod detector as claimed in claim 1, wherein the inner diameter of the threaded hole and the outer diameter of the stud are both 6 mm.

4. The portable multifunctional drill rod detector as claimed in claim 1, wherein the opening of the through-hole at one end of the through-core hammer is a V-shaped bell.

5. The multifunctional portable drilling rod detector as claimed in claim 2, wherein the cross bar, the through hammer and the rod puller of the T-shaped handle are all made of common steel or lead-zinc alloy, and the vertical bar, the limiting clamping piece, the first drilling rod, the hammer pad, the second drilling rod and the drilling rod probe of the T-shaped handle are all made of high-hardness manganese steel through processing and quenching.

6. The portable multifunctional drill rod detector as claimed in claim 1, wherein the size of the through hammer is 5 kg.