CN114232586A - Luoyang shovel drill rod connecting structure for loess exploration, Luoyang shovel device and method - Google Patents

Abstract

The invention discloses a Luoyang shovel drill rod connecting structure for loess exploration, a Luoyang shovel device and a method, wherein the Luoyang shovel drill rod connecting structure comprises a hollow body, the front end of the hollow body is provided with a collision block and a groove, the inner side of the collision block is provided with a hemispherical concave surface, a hemispherical buckle is arranged in the hemispherical concave surface, the spherical surface of the hemispherical buckle is fixedly connected with a handle, the handle penetrates through a through hole groove and extends out of the hollow body, the middle part of the handle is connected with one end of a spring, the other end of the spring is fixedly connected with the body, and one end far away from the collision block is provided with a threaded joint; the drill rod provided with the automatic hook can be oppositely pressed in to automatically connect the lock catch, and when the drill rod is extracted, the drill rod can be rapidly separated only by pulling the handle; the device has the advantages of simple structure, convenience in manufacturing, low cost, simplicity in operation and the like, can optimize the exploration working efficiency of the traditional Luoyang shovel in the loess region, is convenient for field work, and is suitable for exploration work of dispersive engineering exploration projects such as power transmission lines in the loess region, new energy power generation and the like.

Description

Luoyang shovel drill rod connecting structure for loess exploration, Luoyang shovel device and method

Technical Field

The invention belongs to the technical field of engineering geological exploration, and particularly relates to a Luoyang shovel drill rod connecting structure for loess exploration, a Luoyang shovel device and a Luoyang shovel method.

Background

The Luoyang shovel is invented in the beginning of the 20 th century by villager plum ducks near Luoyang in Henan of China, and is gradually improved by later people. The Luoyang shovel is a symbol of a Chinese archaeological drilling tool and is widely applied to rock and soil exploration in loess areas. The method is a simple and convenient shallow soil exploration method by distinguishing the soil structure, color and inclusion brought out by the shovel head.

Due to the characteristics of light weight and high speed, the Luoyang shovel is widely applied to engineering reconnaissance sites with poor working and traffic conditions in power transmission engineering, wind power plants and the like in loess areas. Because the shovel head needs to be frequently lifted in the current Luoyang shovel exploration, a drill rod needs to be assembled and disassembled for many times. The existing threaded drill rod is low in mounting and dismounting speed, and the phenomenon that the threaded drill rod is difficult to screw after the threads are aged is often caused, so that the working efficiency is greatly influenced.

Based on this, a Luoyang shovel and a drill rod for loess exploration, which can be quickly connected, are required to be designed to solve the above problems.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides the Luoyang shovel and the drill rod for loess exploration, which can be quickly connected, are convenient to install and disassemble, and are suitable for loess exploration and sampling.

In order to achieve the purpose, the invention adopts the technical scheme that: a Luoyang shovel drill rod connecting structure for loess exploration comprises a hollow body, wherein a collision block and a groove are arranged at the front end of the hollow body, a hemispherical concave surface is arranged on the inner side of the collision block, a hemispherical buckle is arranged in the hemispherical concave surface, a spherical surface of the hemispherical buckle is fixedly connected with a handle, through hole grooves are formed in the hemispherical concave surface and the hollow body, the handle penetrates through the through hole grooves and extends out of the hollow body, one end of a spring is connected to the middle of the handle, the other end of the spring is fixedly connected with the body, the front end of the collision block extends out of the body, the collision block can be embedded into the groove of another drill rod connecting structure for loess exploration, and the spring is in a stretching state; and one end far away from the collision block is provided with a threaded joint.

The front end of the collision block is in a sharp-pointed shape.

The spring is connected with the inner wall of the hollow body at the groove, and a baffle is arranged on one side of the handle connected with the spring.

The outer side of the collision block is provided with a step, and the width of the step is equal to the thickness of the side wall of the hollow body of the end surface of the groove.

The hollow body is made of metal.

The invention also provides a Luoyang shovel device for loess exploration, which can be automatically connected and comprises a tool bit, a shovel head bracket, an automatic hook and a plurality of drill rods, wherein the automatic hook adopts the Luoyang shovel drill rod connecting structure for loess exploration; the top of tool bit and shovel first bottom threaded connection, shovel first support is connected on the top, and the top of shovel first support is through the automatic couple of threaded connection, connects through the automatic couple between two adjacent drilling rods, and the tip of drilling rod all is connected with the component that the structure is the same in the automatic couple.

The top welding of shovel head has soil blocking device, and shovel head support welds with the top of shovel head, and soil blocking device includes ceramic hemisphere shape lid and metal support, and metal support is inlayed at ceramic hemisphere shape lid edge, and the metal support welds with the top of shovel head.

The shovel head and the tool bit are formed by curling and polishing metal plates.

The use method of the Luoyang shovel device for loess exploration, which is disclosed by the invention, comprises the following steps of:

a. firstly, connecting a tool bit, a shovel head, a drill rod and an automatic hook to ensure that the tool bit is always kept vertically downwards, checking that the soil blocking device and a shovel head bracket are firmly connected, tightly holding the drill rod, and repeatedly and forcefully drilling downwards to acquire soil;

b. when the probing depth exceeds the length of the drill rod, taking out the drill rod provided with the automatic hooks, relatively pressing the two automatic hooks until the automatic lock catches are firm, and continuing probing and taking out soil;

c. when the probing depth is approximately equal to the height of the shovel head each time, extracting the drill rod until the shovel head is exposed out of the ground, and lifting the drill rod;

d. pulling the handle to separate the two automatic hooks, taking down the upper drill rod and continuously taking down the next section of drill rod;

d. and c, repeating the steps b, c and d until the shovel head is taken out of the ground.

e. Taking out the soil sample in the shovel head, and carrying out survey and record;

f. and d, repeating the steps d and e to a set depth to complete single exploration.

Compared with the prior art, the invention has at least the following beneficial effects:

according to the Luoyang shovel drill rod connecting structure for loess exploration, the two hollow bodies are oppositely pressed in to automatically connect the lock catch, when the drill rod is extracted, the drill rod can be quickly separated by pulling the handle, and the two drill rods can be quickly disassembled and assembled; the working efficiency is greatly improved.

The automatic connection Luoyang shovel and the drill rod for loess exploration are adopted, the detachable cutter head and the shovel head are completely surrounded, the drill bit and the cutter head can be conveniently replaced on the basis that a complete original soil sample can be obtained, the shovel head and the automatic hooks on the drill rod can be automatically locked after being oppositely inserted, the handles on two sides can be quickly unlocked by pulling after the progress is finished again, and the drill rod can be taken down. Use this equipment, can not only take out more complete loess core in using the luoyang shovel to carry out loess reconnaissance operation in the field, compare with traditional threaded connection mode, will change the time that the drilling rod used by save time greatly, the preparation is convenient, low cost, advantages such as easy operation can optimize the reconnaissance work efficiency of traditional loess area luoyang shovel, make things convenient for field work, are applicable to the exploration work of scattered engineering reconnaissance projects such as loess area transmission line and new forms of energy electricity generation.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial cross-sectional schematic view of a shovel head according to the present invention;

FIG. 3 is a schematic view of the automatic hook structure of the present invention;

FIG. 4 is a schematic cross-sectional view of the automatic hook structure of the present invention;

FIG. 5 is a schematic view of an automatic hook assembly according to the present invention.

In the figure: 1 is a cutter head; 2 is a shovel head; 3 is a soil stopper; 4, a shovel head bracket; 5 is a drill rod; 6 is an automatic hook; 7 is a tool bit internal thread; 8 is shovel head thread; 9 is a handle; 10 is a collision block; 11 is a groove; 12 is a screw thread; 13 is a spring; and 14 is a ball button.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 4 and 5, the drill rod connecting structure for loess exploration, provided by the invention, comprises a hollow body, wherein the front end of the body is provided with a collision block 10 and a groove 11, the inner side of the collision block 10 is provided with a hemispherical concave surface, a hemispherical buckle 14 is arranged in the hemispherical concave surface, the spherical surface of the hemispherical buckle 14 is fixedly connected with a handle 9, through hole grooves are respectively formed in the hemispherical concave surface and the hollow body, the handle 9 penetrates through the through hole grooves and extends out of the hollow body, the middle part of the handle 9 is connected with one end of a spring 13, the other end of the spring 13 is fixedly connected with the body, the front end of the collision block 10 extends out of the body, the collision block 10 can be embedded into the groove 11 of another drill rod connecting structure for loess exploration, the spring 13 is connected with the inner wall of the hollow body at the groove 11, and a baffle is arranged at one side of the handle 9, which is connected with the spring 13; the spring 13 is in tension; and a threaded joint is arranged at one end far away from the collision block 10, the handle 9 is tensioned by the spring 13 in a locking state, a part of each hemispherical buckle 14 is arranged in the other hemispherical concave surface, and when the hemispherical buckle 14 needs to be released, the handle 9 is pulled, so that the hemispherical buckle 14 slides out of the other hemispherical concave surface.

Referring to fig. 1, a quickly connectable luoyang shovel for loess exploration is provided, which comprises a tool bit 1, a shovel head 2, an automatic hook 6, a shovel head bracket 4 and a plurality of drill rods 5, wherein the automatic hook 6 adopts the quickly connectable drill rod connection structure for loess exploration; the top of tool bit 1 and 2 bottom threaded connection of shovel head, shovel head support 4 is connected on 2 tops of shovel head, and threaded connection automatic couple 6 is passed through on the top of shovel head support 4, connects through automatic couple 6 between two adjacent drilling rods 5, and the tip of drilling rod 5 all is connected with the component that the structure is the same in the automatic couple 6.

One end of the handle 9 close to the interior of the automatic hook is provided with a hemispherical buckle 14, and the other end of the handle extends out of the outer side of the automatic hook and can rotate along the long axis direction of the automatic hook 6 within a set range; the collision blocks 10 and the grooves 11 of the two automatic hooks can be matched with each other to realize a locking function, the cross section of the outer side of the collision block 10 is triangular, and the inclination angle of the collision block is the same as that of the outer side of the handle hemispherical structure. The spring 13 can connect the middle part of the handle 9 and the inner wall of the automatic hook, so that the handle 9 can be restored to the original position after being pulled, and the functions of automatic locking and quick unlocking can be realized.

As the preferred embodiment, spring 13 is connected the hollow body inner wall of recess 11 department, and handle 9 connects one side of spring 13 and sets up the baffle, can prevent effectively that handle 9 from driving hemisphere to detain 14 and rotate the excessive.

In another preferred embodiment, the outside of the bump 10 is provided with a step, the width of the step is equal to the thickness of the side wall of the hollow body at the end surface of the groove 11, so that two components with the same structure can be connected together to form a whole, and the outside is in a smooth state.

As shown in fig. 2, the cutter head 1 of the present invention is a metal sheet with an approximate triangle shape, and is rolled into a cylindrical structure, the top of the cylindrical structure is provided with a cutter head internal thread 7, the shovel head bracket 4 is fixedly connected with the shovel head 2, the soil stopper 3 is positioned at the top of the shovel head 2, and the soil stopper 3 is fixedly connected with the shovel head 2; as shown in fig. 3 and 4, the handle 9 is positioned at one side of the automatic hook 6, and the handle 9 can move along a gap at the side of the automatic hook 6; the middle part of the handle 9 is provided with an opening which is connected with one end of a spring 13, the other end of the spring 13 is fixedly connected with the inner wall of the automatic hook 6, one end of the handle 9 extending into the automatic hook 6 is a spherical buckle 14, the spherical buckle 14 is arranged in a spherical groove reserved in the inner 6 part of the automatic hook, and when a collision block 10 of another automatic hook is inserted into the groove 11, the spherical buckle 14 can be collided to rotate along with the handle 9.

As shown in fig. 1 and 4, the connection mode of the device of the invention is as follows: the drill bit 1 is connected with a shovel head 2 through a bit internal thread 7 and a shovel head thread 8 in a matched mode, the shovel head 2 is fixedly connected with a shovel head support 4, the shovel head support 4 is connected with an automatic hook 6 through a thread joint 12, the automatic hook 6 is connected with a spherical buckle 14 which is buckled at a set angle, and drill rods 5 are connected with each other through the thread joint 12.

As an optional embodiment, the top welding of shovel head 2 has fender native ware 3, and shovel head support 4 welds with the top of shovel head 2, and the fender native ware includes ceramic hemisphere shape lid and metal support, and metal support is inlayed at ceramic hemisphere shape lid edge, and the metal support welds with the top of shovel head 2.

The implementation process of the invention is as follows:

as an example, assume a loess survey within a depth of 15m using the luoyang shovel and the drill rod according to the present invention.

a. Firstly, a tool bit 1, a shovel head 2, a drill rod 5 and an automatic hook 6 are connected according to the connection mode of the invention, so that the tool bit 1 is always kept vertically downwards, whether the soil stopper 3 and the shovel head bracket 4 are firmly connected is checked, the drill rod 5 is tightly held, and soil is dug and taken downwards repeatedly with force;

b. when the probing depth exceeds the length of the drill rod 5, taking out the drill rod provided with the automatic hooks 6, and pressing the two automatic hooks into the automatic lock catches firmly, so that the probing and soil taking can be continued;

c. when the probing depth is approximately equal to the height of the shovel head each time, the drill rod is extracted until the shovel head is exposed out of the ground, and then the drill rod can be lifted;

d. the handle 9 is pulled, the two automatic hooks 6 can be quickly separated, and the upper drill rod can be taken down, so that the next section of drill rod can be continuously taken up;

d. and c, repeating the steps b, c and d until the shovel head is taken out of the ground.

e. And taking out the soil sample in the shovel head, and carrying out survey and record. If damage is found to the cutting head 1, it can be replaced and then the next round of probing can follow.

f. Repeating the steps to 15m to complete the exploration.

The practical use shows that: the Luoyang shovel and the drill rod for loess exploration, which can be quickly connected, are simple in structure and very simple and convenient to operate, and compared with the traditional Luoyang shovel exploration tool, the Luoyang shovel and the drill rod for loess exploration are simple and convenient to manufacture, low in cost and greatly improved in efficiency. According to estimation, more than half of drill pipe changing time can be saved, the drilling depth is larger, the efficiency is higher, and the application of the Luoyang shovel in the loess exploration field is increased. Especially, the field work efficiency can be greatly improved for the investigation work of the dispersed buildings such as high-voltage transmission lines and wind power generation in loess areas.

Claims (9)

1. The utility model provides a loess reconnaissance is with luoyang shovel drilling rod connection structure, a serial communication port, including hollow body, hollow body's front end sets up hits piece (10) and recess (11), and the inboard that hits piece (10) sets up the hemisphere concave surface, set up hemisphere in the hemisphere concave surface and detain (14), sphere fixed connection handle (9) that hemisphere detained (14), all set up the through-hole groove on hemisphere concave surface and the hollow body, handle (9) pass the through-hole groove stretches out hollow body, and the middle part of handle (9) is connected with the one end of spring (13), the other end and the body fixed connection of spring (13), the front end that hits piece (10) stretches out the body, hits piece (10) can imbed in recess (11) of another loess reconnaissance with drilling rod connection structure, and spring (13) are in tensile state; and a threaded joint is arranged at one end far away from the collision block (10).

2. The Luoyang shovel shaft coupling structure for loess survey according to claim 1, wherein the front end of the ram (10) is formed in a pointed shape.

3. The Luoyang shovel drill rod connecting structure for loess exploration according to claim 1, wherein a spring (13) is connected to the inner wall of the hollow body at the groove (11), and a baffle is provided at one side of the handle (9) connected to the spring (13).

4. The Luoyang shovel drill rod connection structure for loess survey as claimed in claim 1, wherein a step is provided outside the impact block (10), and the step width is equal to the thickness of the side wall of the hollow body of the end face of the groove (11).

5. The Luoyang shovel drill rod connecting structure for loess survey as claimed in claim 1, wherein the hollow body is made of metal.

6. A Luoyang shovel device for loess exploration, which can be automatically connected, is characterized by comprising a tool bit (1), a shovel head (2), a shovel head bracket (4), an automatic hook (6) and a plurality of drill rods (5), wherein the automatic hook (6) adopts a Luoyang shovel drill rod connecting structure for loess exploration as claimed in any one of claims 1-5; the top of tool bit (1) and shovel head (2) bottom threaded connection, shovel head (2) top connection shovel head support (4), the top of shovel head support (4) is through threaded connection automatic couple (6), connect through automatic couple (6) between two adjacent drilling rods (5), the tip of drilling rod (5) all is connected with the component that the structure is the same in automatic couple (6).

7. The Luoyang shovel device for loess survey capable of automatically connecting according to claim 6, wherein the top of the shovel head (2) is welded with the soil stopper (3), the shovel head bracket (4) is welded with the top of the shovel head (2), the soil stopper comprises a ceramic hemispherical cover and a metal bracket, the metal bracket is embedded at the edge of the ceramic hemispherical cover, and the metal bracket is welded with the top of the shovel head (2).

8. The Luoyang shovel device for loess survey capable of automatically connecting according to claim 6, wherein the shovel head (2) and the shovel head (1) are formed by rolling and grinding a metal plate.

9. The use of the Luoyang shovel device for loess survey as set forth in any one of claims 6 to 8, comprising the steps of:

a. firstly, a tool bit (1), a shovel head (2), a drill rod (5) and an automatic hook (6) are connected, so that the tool bit (1) is always kept vertically downwards, a soil blocking device (3) and a shovel head bracket (4) are firmly connected, the drill rod (5) is tightly held, and soil is repeatedly and forcefully dug downwards to probe;

b. when the probing depth exceeds the length of the drill rod (5), taking out the drill rod provided with the automatic hooks (6), pressing the two automatic hooks into the automatic lock catches firmly, and continuing probing and taking out soil;

c. when the probing depth is approximately equal to the height of the shovel head each time, extracting the drill rod until the shovel head is exposed out of the ground, and lifting the drill rod;

d. the handle (9) is pulled, the two automatic hooks (6) are separated, the upper drill rod is taken down, and the next section of drill rod (5) is continuously taken up;

d. repeating the steps b, c and d until the shovel head is taken out of the ground;

e. taking out the soil sample in the shovel head, and carrying out survey and record;

f. and d, repeating the steps d and e to a set depth to complete single exploration.

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