Earth digging device for soil groundwater detection

Abstract

The utility model is applicable to the field of soil excavation, and provides a digging device for soil groundwater detection, which comprises a drill rod, the drill rod comprises an inner rod, a drill bit, a conductive rod I and a sensor, a spiral disc is fixedly mounted on the outer side of the inner rod, an outer cylinder is sleeved on the outer side of the spiral disc, a conductive cavity I is fixedly arranged in the inner rod, and the conductive cavity I is sleeved on the outer cylinder. A soil layer is excavated through an arranged drill bit, an arranged spiral disc is matched with an outer cylinder to store and guide out excavated muck, the muck is prevented from being accumulated at the position of the drill bit to affect excavation of the drill bit, and a first conductive rod arranged in a first conductive cavity and a control module are matched with an inner rod to be electrically connected with a sensor to form a current loop. And current is connected to the inner rod and the first conducting rod, power supply and signal processing can be conducted on the sensor, and environment information at the position of the drill bit can be conveniently obtained through the sensor.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of soil excavation, especially relates to a soil underground water detection's earth digging device. BACKGROUND

[0002] Soil and groundwater detection is an important part of environmental monitoring, commonly used for assessing the quality of soil and groundwater, detecting pollution sources, monitoring ecological environment health, etc. The main purpose of detection is to identify the types and concentrations of pollutants to assess whether there is potential harm to the environment and human health.

[0003] In soil and groundwater detection, it is usually necessary to use a drill rod to excavate the ground. However, the drilling of the drill bit often brings out a large amount of spoil, which accumulates at the drill bit, hindering the drill bit, affecting the drill bit excavation, and increasing the drill bit wear. At the same time, the underground environment is variable, it is difficult to detect the environment at the drill bit in real time, greatly increasing the difficulty of excavation. SUMMARY

[0004] The purpose of the utility model embodiment is to provide a soil underground water detection's earth digging device, aiming at solving the problems raised in the background art.

[0005] The utility model embodiment is implemented as follows: a soil underground water detection's earth digging device, comprising a drill rod, the drill rod comprising an inner rod, a drill bit, a conductive rod one and a sensor, the drill bit being fixedly installed at the lower end of the inner rod, a spiral disc being fixedly installed on the outer side of the inner rod, an outer cylinder being sleeved on the outer side of the spiral disc, a threaded groove one being fixedly provided at the upper end of the inner rod, a conductive cavity one being fixedly arranged in the inner rod, an insulating disc one being fixedly installed at the upper end of the conductive cavity one, the conductive rod one being fixedly installed in the conductive cavity one, the upper end of the conductive rod one penetrating through the insulating disc one and extending to the outer side of the insulating disc one, a control module being fixedly installed at the position of the lower end of the conductive rod one in the conductive cavity one, the control module being electrically connected with the conductive rod one, the sensor being fixedly installed at the lower end of the outer side of the inner rod and being electrically connected with the inner rod and the control module.

[0006] As a further scheme of the utility model: a positioning drill bit is fixedly arranged at the middle of the lower end of the drill bit, the positioning drill bit is conical, and a spiral-shaped residue discharge groove is fixedly provided on the outer side of the drill bit.

[0007] As a further scheme of the utility model: an extension rod is further connected to the upper end of the drill rod, the extension rod comprising a rod body and a conductive rod two.

[0008] As a further scheme of the utility model: a threaded groove two is fixedly provided at the upper end of the rod body, an external thread is fixedly provided on the lower end of the outer side of the rod body, the threaded groove two has the same size as the threaded groove one, and the external thread is adapted to the threaded groove two and the threaded groove one.

[0009] As a further scheme of the utility model: the pole body is internally fixed with a conductive cavity two, both ends of the conductive cavity two are fixedly installed with insulating disc two, the conductive rod two is fixedly installed in the conductive cavity two, and both ends of the conductive rod two extend to the outside of the insulating disc two and penetrate the insulating disc two.

[0010] As a further scheme of the utility model: the insulating disc one and the insulating disc two are all made of insulating material, and the inner rod, the conductive rod one, the pole body and the conductive rod two are all made of metal material.

[0011] The utility model discloses the beneficial effect lies in:

[0012] 1. The utility model discloses a kind of digging device of soil underground water detection, and the soil layer is dug by the drill bit being set, and the excavated spoil is received and exported by the spiral disc cooperation outer cylinder being set, prevent spoil from being accumulated in the drill bit and the influence of the digging of drill bit, by the conductive rod one in the conductive cavity one and control module cooperation inner rod and sensor electrically connected constitute current loop, by being connected with current on inner rod and conductive rod one, sensor can be powered and signal processing, convenient to obtain the environmental information of drill bit by sensor.

[0013] 2. The utility model discloses a kind of digging device of soil underground water detection, by the guiding effect of positioning drill bit, can make external cutting ring more stably rotate, improve the accuracy and stability of the process of opening hole, and by being set in rotation and timely discharging spoil, convenient spiral disc to the collection of spoil, improve spiral disc collection efficiency.

[0014] 3. The utility model discloses a kind of digging device of soil underground water detection, by being set outer thread cooperation thread groove two and thread groove one, convenient to extend the length of drill rod by connecting multiple extension rods, to adapt to the demand of underground water detection to different depth.

[0015] 4. The utility model discloses a kind of digging device of soil underground water detection, by being set insulating disc one and insulating disc two, guarantee the insulating property between inner rod and conductive rod one and pole body and conductive rod two, by being connected extension rod on drill rod, so as to be extended to inner rod and conductive rod one by the pole body and the conductive rod two being set, so as to facilitate the power supply of sensor. SHEET EXPLANATION

[0016] Figure 1 It is the perspective view of the digging device of soil underground water detection provided in the utility model embodiment;

[0017] Figure 2 It is the section view of the drill rod of the digging device of soil underground water detection provided in the utility model embodiment.

[0018] Figure 3 For Figure 2 enlarged view at A in the middle;

[0019] Figure 4 A soil underground water detection's earth device extension rod's section view provided by the embodiment of the utility model.

[0020] In the drawing: drill rod 1, inner rod 11, thread groove one 111, conductive cavity one 112, drill bit 12, positioning drill bit 121, deslagging groove 122, outer cylinder 13, spiral disc 14, insulating disc one 15, conductive rod one 16, control module 17, sensor 18, extension rod 2, rod body 21, thread groove two 211, external thread 212, conductive cavity two 213, insulating disc two 22, conductive rod two 23. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following will be further described in detail by combining with the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0022] The specific implementation of the utility model will be described in detail in combination with specific examples.

[0023] As Figures 1 to 4 shown, a soil underground water detection's earth device provided by an embodiment of the utility model, including drill rod 1, drill rod 1 includes inner rod 11, drill bit 12, conductive rod one 16 and sensor 18, drill bit 12 is fixedly installed at inner rod 11 lower end, inner rod 11 outer side is fixedly installed with spiral disc 14, spiral disc 14 outer side is sleeved with outer cylinder 13, inner rod 11 upper end is fixedly provided with thread groove one 111, inner rod 11 is fixedly provided with conductive cavity one 112 in, the upper end of conductive cavity one 112 is fixedly installed with insulating disc one 15, conductive rod one 16 is fixedly installed in conductive cavity one 112, the upper end of conductive rod one 16 is passed through insulating disc one 15 and extends to insulating disc one 15 outer side, control module 17 is fixedly installed at the position of the lower end of conductive rod one 16 in conductive cavity one 112, control module 17 and conductive rod one 16 are electrically connected, sensor 18 is fixedly installed at inner rod 11 outer side lower end and is electrically connected with inner rod 11 and control module 17.

[0024] In one embodiment of this utility model, the soil layer is excavated by the drill bit 12, and the excavated soil is collected and discharged by the spiral disc 14 and the outer cylinder 13 to prevent the soil from accumulating at the drill bit 12 and affecting the excavation. The conductive rod 16 and the control module 17 in the conductive cavity 112 are electrically connected to the sensor 18 to form a current loop. By connecting the current to the inner rod 11 and the conductive rod 16, the sensor 18 can be powered and the signal processed, so that the environmental information at the drill bit can be obtained through the sensor 18.

[0025] like Figure 1 and Figure 2 As shown, in another embodiment of the present invention, a positioning drill bit 121 is fixedly provided at the lower middle part of the drill bit 12. The positioning drill bit 121 is tapered, and a spiral slag discharge groove 122 is fixedly opened on the outer side of the drill bit 12.

[0026] In one embodiment of this utility model, the guiding effect of the positioning drill bit 121 can make the outer cutting ring rotate more stably, improve the accuracy and stability of the hole opening process, and the slag discharge groove 122 can discharge the slag in time during rotation, which facilitates the collection of slag by the spiral disc 14 and improves the collection efficiency of the spiral disc 14.

[0027] like Figure 1 and Figure 4 As shown, in another embodiment of the present invention, the upper end of the drill rod 1 is also connected to an extension rod 2, the extension rod 2 including a rod body 21 and a conductive rod 23.

[0028] Specifically, the upper end of the rod body 21 is fixedly provided with a second threaded groove 211, and the lower outer end of the rod body 21 is fixedly provided with an external thread 212. The second threaded groove 211 and the first threaded groove 111 have the same size, and the external thread 212 is compatible with both the second threaded groove 211 and the first threaded groove 111.

[0029] In one embodiment of this utility model, the external thread 212, in conjunction with the threaded groove 211 and the threaded groove 111, facilitates the extension of the length of the drill rod 1 by connecting multiple extension rods 2, so as to adapt to the different depth requirements of groundwater detection.

[0030] like Figure 1 and Figure 4 As shown, in another embodiment of the present invention, a conductive cavity 213 is fixedly provided inside the rod body 21, and an insulating disk 22 is fixedly installed at both ends of the conductive cavity 213. The conductive rod 23 is fixedly installed inside the conductive cavity 213, and both ends of the conductive rod 23 extend through the insulating disk 22 to the outside of the insulating disk 22.

[0031] Specifically, the insulating disc one 15 and the insulating disc two 22 are made of insulating material, and the inner rod 11, the conductive rod one 16, the rod body 21 and the conductive rod two 23 are made of metal material.

[0032] In an embodiment of the utility model, through the insulating disc one 15 and the insulating disc two 22, the insulating property between the inner rod 11 and the conductive rod one 16 and the rod body 21 and the conductive rod two 23 is guaranteed, through the extension rod 2 connected to the upper end of the drill rod 1, the extension of the inner rod 11 and the conductive rod one 16 is completed through the rod body 21 and the conductive rod two 23, thereby facilitating the power supply of the sensor 18.

[0033] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0034] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0035] In the description of the utility model, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0036] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term " install ", " link ", " connection " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For ordinary skilled in the art, the above-mentioned terms can be understood by the specific meaning in the utility model through specific circumstances.

[0037] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, the description of the specification is only for the sake of clarity, the skilled in the art should be regarded as a whole, the technical solution in each example can be combined appropriately, form other embodiments that the skilled in the art can understand.

Claims

1. A digging device for soil and groundwater detection, comprising a drill rod (1), characterized in that, The drill rod (1) includes an inner rod (11), a drill bit (12), a conductive rod (16), and a sensor (18). The drill bit (12) is fixedly installed at the lower end of the inner rod (11). A spiral disk (14) is fixedly installed on the outside of the inner rod (11). An outer cylinder (13) is fitted on the outside of the spiral disk (14). A threaded groove (111) is fixedly opened at the upper end of the inner rod (11). A conductive cavity (112) is fixedly provided inside the inner rod (11). An insulating disk (18) is fixedly installed at the upper end of the conductive cavity (112). 15) The first conductive rod (16) is fixedly installed in the first conductive cavity (112). The upper end of the first conductive rod (16) passes through the first insulating disk (15) and extends to the outside of the first insulating disk (15). The control module (17) is fixedly installed in the first conductive cavity (112) at the lower end of the first conductive rod (16). The control module (17) is electrically connected to the first conductive rod (16). The sensor (18) is fixedly installed at the lower end of the outer side of the inner rod (11) and is electrically connected to the inner rod (11) and the control module (17).

2. The excavation device for soil and groundwater detection according to claim 1, characterized in that, A positioning drill bit (121) is fixedly installed at the middle of the lower end of the drill bit (12). The positioning drill bit (121) is tapered, and a spiral slag discharge groove (122) is fixedly opened on the outer side of the drill bit (12).

3. The excavation device for soil and groundwater detection according to claim 1, characterized in that, The upper end of the drill rod (1) is also connected to an extension rod (2), which includes a rod body (21) and a second conductive rod (23).

4. The excavation device for soil and groundwater detection according to claim 3, characterized in that, The upper end of the rod (21) is fixedly provided with a second threaded groove (211), and the lower outer end of the rod (21) is fixedly provided with an external thread (212). The second threaded groove (211) is the same size as the first threaded groove (111), and the external thread (212) is compatible with both the second threaded groove (211) and the first threaded groove (111).

5. The excavation device for soil and groundwater detection according to claim 4, characterized in that, The rod body (21) has a conductive cavity two (213) fixedly opened inside. Insulating disk two (22) is fixedly installed at both ends of the conductive cavity two (213). The conductive rod two (23) is fixedly installed inside the conductive cavity two (213). Both ends of the conductive rod two (23) extend through the insulating disk two (22) to the outside of the insulating disk two (22).

6. The excavation device for soil and groundwater detection according to claim 5, characterized in that, Both the first insulating disk (15) and the second insulating disk (22) are made of insulating material, while the inner rod (11), the first conductive rod (16), the rod body (21), and the second conductive rod (23) are all made of metal.

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