CN210741906U

CN210741906U - Soil collector

Info

Publication number: CN210741906U
Application number: CN201921734298.3U
Authority: CN
Inventors: 王利康; 杨庆华; 杨振京; 于人人; 宁凯; 毕志伟; 刘玮; 王诗淇
Original assignee: Institute of Hydrogeology and Environmental Geology CAGS
Current assignee: Institute of Hydrogeology and Environmental Geology CAGS
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-12
Anticipated expiration: 2029-10-16

Abstract

The utility model relates to a soil collector, which comprises a drill rod, a T-shaped handle arranged at one end of the drill rod, a groove-shaped drill bit arranged at the other end of the drill rod and a booster arranged on the drill rod, wherein the drill rod is formed by connecting a plurality of connecting rods, and the connecting rods are detachably connected; the booster comprises a left arm and a right arm which are hinged with each other, semicircular grooves are respectively formed in the end faces of the left arm and the right arm, the two semicircular grooves are combined to form a through hole for connecting the drill rod in a penetrating mode, and the left arm and the right arm are locked by a locking device after being combined. The utility model is suitable for a soil collection work of various degree of depth, especially the darker soil of degree of depth is gathered, its simple structure, dismouting and convenient operation are swift. The device is used in actual exploration and investigation, has obvious effect, saves time and labor, has high drilling efficiency and has good application value.

Description

Soil collector

Technical Field

The utility model relates to a soil collection system, specifically speaking are soil sampler.

Background

The soil collector is a common device in geological survey and research, and is widely applied to the fields of shallow coverage area quaternary geological mapping, agricultural geology, hydrogeology, engineering geology, environmental geology, urban geological survey and the like. The soil collector technology is more mature through years of production practice and continuous improvement of drilling tool product design, and has the characteristics of high efficiency, light weight, easiness in carrying, firmness, durability, wear resistance, no environmental damage and the like. The defect that a large-scale engineering machinery exploration drilling machine is not easy to realize flexible flow operation in geological survey design requirements is overcome, and the problem that the cost of pressing a sampling tool (a backpack drill) by an electric device is high is solved.

But current soil collection system is the integral type mostly, carries inconveniently, and its total length is shorter simultaneously, has restricted the collection degree of depth of soil, only is applicable to shallower soil horizon, can not gather the loose deposit layer of quaternary times of several meters depth below the soil. Meanwhile, the existing soil collecting device can only apply force to the handle to enable the handle to drill downwards when in use, sometimes the drill rod is bent and deformed due to improper stress, a large amount of physical power of an operator can be consumed, and particularly when the drilling depth is deep, the situation is easy to happen, and the drilling exploration efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a soil collector to solve the problem that current soil collection system is suitable for the degree of depth and is shallower, drilling efficiency is low.

The utility model discloses a realize like this: a soil collector comprises a drill rod, a T-shaped handle arranged at one end of the drill rod, a groove-shaped drill bit arranged at the other end of the drill rod and a booster arranged on the drill rod, wherein the drill rod is formed by connecting a plurality of connecting rods, and the connecting rods are detachably connected; the booster comprises a left arm and a right arm which are hinged with each other, semicircular grooves are respectively formed in the end faces of the left arm and the right arm, the two semicircular grooves are combined to form a through hole for connecting the drill rod in a penetrating mode, and the left arm and the right arm are locked by a locking device after being combined.

The locking device comprises an adjusting rod, a locking nut in threaded connection with one end of the adjusting rod, a cam handle hinged to the other end of the adjusting rod and a sliding sleeve sleeved on the adjusting rod.

The adjusting rod is further sleeved with a spring, and the spring is located between the locking nut and the sliding sleeve.

The connecting modes between the connecting rods, between the connecting rods and the T-shaped handle and between the connecting rods and the groove-shaped drill bit are two, namely clamping connection and threaded connection.

The first method comprises the following steps: the clamping device comprises a connecting rod, a T-shaped handle, a groove-shaped drill bit, a connecting rod, a T-shaped handle, a groove-shaped drill bit and a circular tube-shaped clamping joint, wherein the connecting rod, the T-shaped handle and the groove-shaped drill bit are arranged between the connecting rod and the T-shaped handle, the circular tube-shaped clamping joint is arranged between the connecting rod and the groove-shaped drill bit, clamping grooves are formed in two ends of the clamping joint respectively, protrusions are arranged on cylindrical surfaces of connecting ends of the connecting rod, the T-shaped handle and the groove-shaped drill bit, the cylindrical surfaces with the protrusions are inserted into two ends of the clamping joint respectively, the protrusions are clamped in the clamping grooves, each clamping groove comprises a first straight groove, a second straight groove and a connecting inclined groove, the length direction of the first straight groove and the length direction of the second straight groove.

The link of connecting rod, T shape handle and cell type drill bit is equipped with the semi-circular cylinder the same with the link diameter, and it has the joint hole or is equipped with the bump on the semi-circular cylinder medial surface to open on the semi-circular cylinder, and when connecting, the semi-circular cylinder of two adjacent links is to closing each other, the bump is located in the joint hole, interval between the joint groove at last both ends is the same with bellied interval on two adjacent links.

And the second method comprises the following steps: the connecting rods are in threaded connection, the connecting rods are in threaded connection with the T-shaped handle, and the connecting rods are in threaded connection with the groove-shaped drill bit.

The utility model discloses a drilling rod is formed by connecting a plurality of connecting rods, confirm the quantity of connecting rod according to the collection degree of depth, thereby satisfy the needs to drilling rod length under the different situation, and install the booster on the drilling rod, can carry out the helping hand through pedal when using, thereby alleviate staff's intensity of labour, and the booster can remove its position, install the booster in required position according to the length of drilling rod and the demand when specifically using, the operating personnel of being convenient for applys the helping hand and creeps into the operation.

The locking device can quickly realize clamping and loosening between the power assisting device and the drill rod, and the position of the power assisting device can be conveniently adjusted. The drilling rod adopts split type structure, can dismantle by a plurality of connecting rods and connect and constitute, and the connecting rod also is for dismantling the connection with T shape handle and cell type drill bit, the regulation of the drilling rod length of being convenient for. The threaded connection mode is suitable for applying pressure by adopting a hammer-smashing mode when in use, and the clamping connection mode is suitable for applying pressure by adopting a handle screwing-pressing mode when in use.

The utility model is suitable for a soil collection work of various degree of depth, especially the darker soil of degree of depth is gathered, its simple structure, dismouting and convenient operation are swift. The device is used in actual exploration and investigation, has obvious effect, saves time and labor, has high drilling efficiency and has good application value.

Drawings

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

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic structural diagram of the booster of the present invention.

Fig. 4 is a schematic diagram of the connecting end in the case of the clamping connection of the present invention.

Fig. 5 is a schematic view of the bayonet joint of the present invention.

1. A T-shaped handle; 2. a connecting rod; 3. a booster; 4. a fluted drill bit; 5. a left arm; 6. a right arm; 7. a locking device; 8. perforating the hole; 9. a clamping head; 10. a protrusion; 11. salient points; 12. a clamping hole; 7-1, adjusting a rod; 7-2, locking a nut; 7-3, a cam handle; 7-4, a sliding sleeve; 7-5, a spring; 9-1, a clamping groove; 9-1-1, a first straight groove; 9-1-2, connecting the chute; 9-1-3 and a second straight groove.

Detailed Description

As shown in figures 1 and 2, the soil collector comprises a drill rod, a T-shaped handle 1 arranged at one end of the drill rod, a groove-shaped drill bit 4 arranged at the other end of the drill rod and a booster 3 arranged on the drill rod, wherein the drill rod is formed by connecting a plurality of connecting rods 2, the connecting rods 2 are detachably connected, the number of the connecting rods 2 is determined by actual needs, and the T-shaped handle 1 and the groove-shaped drill bit 4 can be directly connected with each other under special conditions, namely the drill rod is not connected. When the collected soil layer is shallow, the booster 3 can be arranged on the straight rod at the upper end of the groove-shaped drill bit 4 besides the drill rod.

As shown in fig. 3, the booster 3 includes a left arm 5 and a right arm 6 hinged to each other, semicircular grooves are respectively provided on end surfaces of the left arm 5 and the right arm 6, the two semicircular grooves are combined to form a through hole 8 for passing through a drill rod, and the left arm 5 and the right arm 6 are combined and locked by a locking device 7. The articulated shaft sets up in one side, and locking device 7 sets up in the opposite side, and left arm 5 and right arm 6 rotate mutual lock around the articulated shaft, then cross and connect locking device 7, are in the same place left arm 5 and right arm 6 lock through locking device 7. The locking device 7 comprises an adjusting rod 7-1, a locking nut 7-2 in threaded connection with one end of the adjusting rod 7-1, a cam handle 7-3 hinged to the other end of the adjusting rod 7-1 and a sliding sleeve 7-4 sleeved on the adjusting rod 7-1. The adjusting rod 7-1 penetrates through the left arm 5 and the right arm 6, the gap between the left arm 5 and the right arm 6 is adjusted through the locking nut 7-2 so as to adjust the tightness, the sliding sleeve 7-4 is pushed to slide on the adjusting rod 7-1 by rotating the cam handle 7-3, so that the through hole 8 is loosened and clamped, and the height of the booster 3 can be adjusted up and down after the through hole 8 is loosened. The adjusting rod 7-1 is also sleeved with a spring 7-5, and the spring 7-5 is positioned between the locking nut 7-2 and the sliding sleeve 7-4. The spring 7-5 is used for keeping the sliding sleeve 7-4 and the surface of the cam handle 7-3 in contact with each other when the cam handle 7-3 is rotated.

The connecting modes between the connecting rods 2, between the connecting rods 2 and the T-shaped handle 1 and between the connecting rods 2 and the groove-shaped drill bit 4 are two, and are respectively in clamping connection and threaded connection.

The first is a snap-fit connection, as shown in fig. 1, 2, 4 and 5. Round tubular clamping joints 9 are arranged among the connecting rods 2, between the connecting rods 2 and the T-shaped handle 1 and between the connecting rods 2 and the groove-shaped drill bit 4, clamping grooves 9-1 are respectively arranged at two ends of each clamping joint 9, protrusions 10 are arranged on cylindrical surfaces of connecting ends of the connecting rods 2, the T-shaped handle 1 and the groove-shaped drill bit 4, the cylindrical surfaces with the protrusions 10 are respectively inserted at two ends of each clamping joint 9, the protrusions 10 are clamped in the clamping grooves 9-1, each clamping groove 9-1 comprises a first straight groove 9-1-1, a second straight groove 9-1-3 and a connecting inclined groove 9-1-2, the length directions of the first straight groove 9-1-1 and the second straight groove 9-1-3 are the same as the axial direction of the clamping joints 9, one end of the first straight groove 9-1-1 is opened, and the other end of the first straight groove 9-1-1 is connected with the second inclined groove 9-1-2 through the connecting inclined The middle parts of the straight grooves 9-1-3 are communicated.

The connecting ends of the connecting rod 2, the T-shaped handle 1 and the groove-shaped drill bit 4 are provided with semicircular cylinders with the same diameter as the connecting ends, the semicircular cylinders are provided with clamping holes 12 or the inner side surfaces of the semicircular cylinders are provided with salient points 11, when in connection, the semicircular cylinders of two adjacent connecting ends are mutually involutory, the salient points 11 are positioned in the clamping holes 12, and the distance between the clamping grooves 9-1 at the two ends of the clamping head 9 is the same as the distance between the bulges 10 on two adjacent connecting ends. The snap tabs 9 are turned so that the protrusions 10 are located in the second straight grooves 9-1-3, thereby fixing two adjacent connection ends to each other by means of the snap tabs 9.

The second is a threaded connection. And the connecting rods 2, the connecting rods 2 and the T-shaped handle 1 and the connecting rods 2 and the groove-shaped drill bit 4 are in threaded connection, and the adjacent connecting ends are respectively provided with an external thread and an internal thread matched with the external thread.

The utility model discloses a drilling rod is formed by connecting a plurality of connecting rods 2, confirm the quantity of connecting rod 2 according to the collection degree of depth, thereby satisfy the needs to drilling rod length under the different situation, and install booster 3 on the drilling rod, can carry out the helping hand through pedal when using, thereby alleviate staff's intensity of labour, and booster 3 can remove its position, install booster 3 in required position according to the length of drilling rod and the demand when specifically using, the operating personnel of being convenient for exert the helping hand and creep into the operation. The locking device 7 can quickly realize clamping and loosening between the power assisting device and the drill rod, and is convenient for adjusting the position of the power assisting device. The drilling rod adopts split type structure, can dismantle by a plurality of connecting rods 2 and connect and constitute, and connecting rod 2 also for dismantling the connection with T shape handle 1 and cell type drill bit 4, the regulation of the drilling rod length of being convenient for. The threaded connection mode is suitable for applying pressure by adopting a hammer-smashing mode when in use, and the clamping connection mode is suitable for applying pressure by adopting a handle screwing-pressing mode when in use.

Claims

1. A soil collector is characterized by comprising a drill rod, a T-shaped handle arranged at one end of the drill rod, a groove-shaped drill bit arranged at the other end of the drill rod and a booster arranged on the drill rod, wherein the drill rod is formed by connecting a plurality of connecting rods, and the connecting rods are detachably connected; the booster comprises a left arm and a right arm which are hinged with each other, semicircular grooves are respectively formed in the end faces of the left arm and the right arm, the two semicircular grooves are combined to form a through hole for connecting the drill rod in a penetrating mode, and the left arm and the right arm are locked by a locking device after being combined.

2. The soil collector of claim 1, wherein the locking device comprises an adjusting rod, a locking nut in threaded connection with one end of the adjusting rod, a cam handle hinged to the other end of the adjusting rod, and a sliding sleeve sleeved on the adjusting rod.

3. The soil collector of claim 2, wherein a spring is further sleeved on the adjusting rod and is positioned between the locking nut and the sliding sleeve.

4. The soil collector of claim 1, wherein tubular clamping joints are arranged between the connecting rods, between the connecting rods and the T-shaped handle and between the connecting rods and the grooved drill bit, clamping grooves are respectively formed in two ends of each clamping joint, protrusions are arranged on cylindrical surfaces of connecting ends of the connecting rods, the T-shaped handle and the grooved drill bit, the cylindrical surfaces with the protrusions are respectively inserted into two ends of each clamping joint, the protrusions are clamped in the clamping grooves, each clamping groove comprises a first straight groove, a second straight groove and a connecting inclined groove, the length direction of the first straight groove and the length direction of the second straight groove are the same as the axial direction of each clamping joint, one end of the first straight groove is open, and the other end of the first straight groove is communicated with the middle of the second straight groove through the connecting inclined groove.

5. The soil collector of claim 4, wherein the connecting ends of the connecting rod, the T-shaped handle and the groove-shaped drill bit are provided with semicircular cylinders with the same diameters as the connecting ends, the semicircular cylinders are provided with clamping holes or convex points on the inner side surfaces of the semicircular cylinders, when the connecting rods are connected, the semicircular cylinders of two adjacent connecting ends are mutually butted, the convex points are positioned in the clamping holes, and the distance between the clamping grooves at two ends of each clamping joint is the same as the distance between the convex parts on two adjacent connecting ends.

6. The soil collector of claim 1 wherein the threaded connections are between the connecting rods, between the connecting rods and the T-handle, and between the connecting rods and the fluted drill bit.