CN208705323U - A kind of soil weight determining instrument - Google Patents

Abstract

The utility model discloses a kind of soil weight determining instruments, including drill bit, the nut cap being connect with the drill bit thread and the drilling rod being connect with the threaded upper ends of the nut cap and the brill handle being flexibly connected with the drilling rod, the inside of the drill bit is formed with the cavity of accommodating cutting ring, sensor is fixedly connected in nut cap, the inside of the drilling rod is arranged to hollow form, facilitate conducting wire interspersed, it is in crosswise and connector compatible with the drilling rod that the middle part for boring handle, which is equipped with the drilling rod, facilitate brill the replacement and installation with drilling rod, the battery case that the inside for boring handle is equipped with buzzer and is electrically connected with buzzer, it is extracted too early using the mutual cooperation of sensor and buzzer to solve drilling rod, it then takes native inadequate, it extracts too late, soil compression, bulk density is bigger than normal, the problem of data can not be used, the device uses group simultaneously Conjunction, which is installed together, allows the device to reduce field work amount, improves the accuracy of test efficiency and scientific data.

Description

A kind of soil weight determining instrument

Technical field

The utility model relates to soil test technical field, specially a kind of soil weight determining instrument.

Background technique

For the deficiency of conventional method, someone improves this, and the bulk density for having devised similar earth boring auger bores, i.e., by ring Knife is loaded in drilling rod bottom and carries out taking native measurement.Also there is similar products sale on the market at present.The appearance that bulk density bores solves significantly The problem of conventional method time and effort consuming.But when the new problem immediately come, during taking soil, since drawing can not be modified, Native face before soil is taken to have a certain amount of surface dust, when being pressed into the cutting ring on drill bit in soil by tapping drilling rod top, only It goes grasp whether to adopt soil by the scale on drilling rod to complete to be inadequate.Drilling rod is extracted too early, then soil is taken not enough to extract In evening, soil compression, bulk density is bigger than normal, and data can not be used.Deep soil Volume-weight Determination heavy workload is always scientific research personnel field tune It is suffered from a problem that when looking into.Usually there is the data in literature of part scientific research personnel's close region to substitute.But the influence of bulk density There are many factor, it is difficult to ensure that not having big difference between different plot.In view of the basic and necessity of this parameter, if can mention It, must be by this kind of scientific research people for one simply and effectively for acquiring the method or tool of the deep layer undisturbed soil measurement soil weight The welcome of member.Meanwhile with the use of this kind of tool, the accuracy of scientific data can be also improved.

Utility model content

In view of the deficienciess of the prior art, the utility model aim is to provide a kind of soil weight determining instrument, with solution Certainly the problems mentioned above in the background art.

To achieve the goals above, the utility model is achieved through the following technical solutions: a kind of soil weight is surveyed Determine instrument, including drill bit, the nut cap being connect with the drill bit thread and the drilling rod being connect with the threaded upper ends of the nut cap and The brill handle being flexibly connected with the drilling rod；The upper end of the drill bit is equipped with inner thread mouth, and the lower end of the nut cap is equipped with and institute The external screw thread that inner thread mouth is adapted connection is stated, what the lower end of the drilling rod was equipped with equipped with the center point with the nut cap upper surface Internal thread hole is adapted the first outer stud of connection, and is equipped with and the connector screw thread for boring and being equipped in the upper end of drilling rod Second external thread column of connection；In addition the inside of the drill bit is equipped with cavity, and cutting ring is equipped in the cavity, the nut cap Inside be equipped with sensor, it is described bore handle inside be equipped with battery case and with the battery inside installation battery be electrically connected Buzzer, the battery in the buzzer and the sensor and battery case passes through the conducting wire being equipped with and is connected to each other to form one A complete circuit.

Optimal technical scheme as the utility model: the quantity of the drilling rod is at least two, and every root long degree is one meter, And the internal diameter of the first outer stud on the drilling rod is greater than the outer diameter of second external thread column.

Optimal technical scheme as the utility model: the connector and the brill in crosswise be made one it is whole Body.

Optimal technical scheme as the utility model: the sensor selects resistance-type and pressure threshold is 20g；It is described The specification of cutting ring is 50.46mm*50mm.

By adopting the above technical scheme, the beneficial effects of the utility model are: 1. go again to bulk density drilling due to the device Design and improvement, solve the problems, such as that researcher is encountered when measuring deep soil bulk density, reduce field work amount, improve examination Test the accuracy of efficiency and scientific data；

2. extracting too early using the mutual cooperation of sensor and buzzer to solve drilling rod, then soil is taken not enough to extract Too late, the problem of soil compression, bulk density is bigger than normal, and data can not be used.(adding some contents again in this part)

Detailed description of the invention

Fig. 1 is the main body decomposition texture schematic diagram of the utility model；

Fig. 2 is the schematic diagram of internal structure of the brill handle of the utility model；

Fig. 3 is the schematic diagram of the section structure of the drill bit of the utility model.

In figure: 1, drill bit；2, inner thread mouth；3, cutting ring；4, sensor；5, external screw thread；6, nut cap；7, the first outer stud； 8, drilling rod；9, the second external thread column；10, handle is bored；11, connector；12, internal thread hole；13, buzzer；14, conducting wire；15, battery Box；16, cavity.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "front", "rear" Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.In the present invention unless specifically defined or limited otherwise, term The terms such as " installation ", " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, being also possible to can Dismantling connection, or it is integral；It can be mechanical connection, be also possible to be electrically connected or can communicate with each other；It can be directly connected, The connection inside two elements or the interaction relationship of two elements can also be can be indirectly connected through an intermediary. For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be Meaning.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of soil weight determining instrument, including drill bit 1, the nut cap 6 and the drilling rod 8 that is connect with the threaded upper ends of the nut cap 6 that are threadedly coupled with the drill bit 1 and with the drilling rod 8 brills being flexibly connected are 10；The upper end of the drill bit 1 be equipped with inner thread mouth 2, and the lower end of the nut cap 6 be equipped with it is described interior Screw thread mouth 2 is adapted the external screw thread 5 of connection, and the lower end of the drilling rod 8 is equipped with to be equipped with the center point of 6 upper surface of nut cap Internal thread hole 12 be adapted the first outer stud 7 of connection, and be equipped with the brill in the upper end of drilling rod 8 the company being equipped on 10 The second external thread column 9 that interface 11 is threadedly coupled；In addition the inside of the drill bit 1 is equipped with cavity 16, and 16 content of the cavity Be equipped with cutting ring 3, the inside of the nut cap 6 is equipped with sensor 4, it is described bore 10 inside be equipped with battery case 15 and with the battery The buzzer 13 that the battery installed inside box 15 is electrically connected, the buzzer 13 in the sensor 4 and battery case 15 Battery pass through the conducting wire 14 that is equipped with and be connected to each other to form a complete circuit, avoid only by existing apparatus on drilling rod Scale go to grasp the problem for whether adopting native inaccuracy while drilling rod 8 also being avoided to extract too early, then take soil inadequate, extraction too late, The problem of soil compression, bulk density is bigger than normal, and data can not be used.

Wherein: the quantity of the drilling rod 8 is at least two, and every root long degree is one meter, can be with when taking soil layer to be more than one meter Continue to take soil by extension arm 8, facilitate operation, and the internal diameter of the outer stud 7 of first on the drilling rod 8 is greater than outside described second The outer diameter of threaded post 9 facilitates two drilling rods 8 to be connected with each other.

Wherein: an entirety is made in crosswise 10 with described bore in the connector 11, facilitates both hands to use, while just In boring 10 forces, in addition also facilitate the connection bored 10 with drilling rod 8.

Wherein: the sensor 4 selects resistance-type and pressure threshold is 20g, guarantees that measurement result is accurate；The cutting ring 3 Specification be 50.46mm*50mm, guarantee take native numerical value accurate.

The working principle of the utility model is: unscrewing nut cap 6 first, then cutting ring 3 is encased in cavity 16, then Bonding can be used or sensor 4 is fixed in nut cap 6 using iron plate and self-tapping screw, then by the harness on sensor 4 With bore 10 inside battery case 15 and buzzer 13 pass through conducting wire 14 be electrically connected, then cover nut cap 6, then will be on drilling rod 8 The first outer stud 7 be tightened in internal thread hole 12, then the second external thread column 9 of 8 upper end of drilling rod is connect with connector 11, it is quasi- It is on the waiting list soil, taps to bore and takes soil downwards 10, soil touches the sensor 4 of setting in nut cap 6, and when reaching pressure threshold 20g, The alarm of buzzer 13 stops taking soil.

The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.

Claims (4)

1. a kind of soil weight determining instrument, it is characterised in that: including drill bit (1), the nut cap being threadedly coupled with the drill bit (1) (6) and with the threaded upper ends of the nut cap (6) drilling rod (8) connecting and the brill being flexibly connected with the drilling rod (8) are (10)； The upper end of the drill bit (1) is equipped with inner thread mouth (2), and the lower end of the nut cap (6) is equipped with and the inner thread mouth (2) Xiang Shi External screw thread (5) with connection, the lower end of the drilling rod (8) are equipped with the interior spiral shell being equipped with the center point of the nut cap (6) upper surface Pit (12) is adapted the first outer stud (7) of connection, and is equipped in the upper end of drilling rod (8) and bores with described being equipped on (10) The second external thread column (9) that connector (11) is threadedly coupled；In addition the inside of the drill bit (1) is equipped with cavity (16), and described It is equipped with cutting ring (3) in cavity (16), the inside of the nut cap (6) is equipped with sensor (4), and described bore is equipped with the inside of (10) Battery case (15) and the buzzer (13) being electrically connected with the battery installed inside the battery case (15), the buzzer (13) And the battery in the sensor (4) and battery case (15) passes through the conducting wire (14) being equipped with and is connected to each other to form one completely Circuit.

2. a kind of soil weight determining instrument according to claim 1, it is characterised in that: the quantity of the drilling rod (8) is extremely It is less two, every root long degree is one meter, and the internal diameter of the first outer stud (7) on the drilling rod (8) is greater than the described second outer spiral shell The outer diameter of line column (9).

3. a kind of soil weight determining instrument according to claim 1, it is characterised in that: the connector (11) with it is described It bores and an entirety is made in crosswise in (10).

4. a kind of soil weight determining instrument according to claim 1, it is characterised in that: the sensor (4) selects electricity Resistive and pressure threshold are 20g；The specification of the cutting ring (3) is 50.46mm*50mm.