CN206290224U - Drilling well steel pipe clamping device - Google Patents

Abstract

The drilling steel pipe clamping device belongs to the field of drilling machinery and equipment, and includes a clamping part installed on a bottom plate. The bottom plate includes a fixed bottom plate and a movable bottom plate. The clamping part includes a first clamping part and a second clamping part. The first clamping part part is fixed on the fixed base, the second clamping part is provided with a connecting rod, the second clamping part is fixed on the movable base, the movable base is also provided with a fixed support, and the fixed support is provided with a bracket for fixing the connecting rod. Through the hole, the connecting rod is connected to the handle through the through hole, the handle is shaken, the connecting rod drives the second clamping part and the movable bottom plate to move, when the clamping part is tightly closed, the first clamping part contacts the second clamping part, A support body is connected under the bottom plate, the support body includes a base, and telescopic outriggers are arranged at intervals on the side wall of the base, and a middle sliding rod connected with an adjustment knob is arranged in the middle of the outriggers, and the outriggers can be telescopically adjusted by rotating the adjustment knob. length, the lower end of the outrigger is provided with outrigger feet, which are suitable for clamping steel pipes.

Description

Drilling steel pipe clamping device

technical field

The utility model belongs to the field of drilling machinery and equipment, in particular to a clamping device for clamping a drilling steel pipe.

Background technique

The operation of inserting steel pipes into the borehole is usually required at the drilling test site. In the prior art, when the drill hole is connected to the steel pipe, it is necessary to fix the steel pipe on the plumb bob, and then connect the steel pipe to the drill hole. In the process of fixing the steel pipe on the plumb bob, several operators need to work together to fix it manually first. Hold the steel pipe, and then connect the steel pipe with the plumb weight. However, the firmness of manually fixing the steel pipe is relatively poor, and the steel pipe often rolls when it is connected and fixed with the drilling plumb, and the effect is not good; and the manual fixing of the steel pipe is time-consuming and laborious. Therefore, there is an urgent need for a clamping device for drilling steel pipes, so as to reduce the labor intensity of operators when connecting steel pipes, improve work efficiency, and enhance the firmness of fixing.

Utility model content

The technical problem to be solved by the utility model is to provide a clamping device for drilling steel pipes in order to overcome the shortcomings of manual fixing of steel pipes in the existing drilling test operation, poor firmness and low efficiency.

The technical solution adopted by the utility model to solve the technical problem is: the drilling steel pipe clamping device includes a clamping part installed on the bottom plate, the bottom plate includes a fixed bottom plate and a movable bottom plate, and the clamping part includes a first clamping part and a second clamping part. The clamping part, the first clamping part is fixed on the fixed base, the second clamping part is provided with a connecting rod, the second clamping part is fixed on the movable base, and the movable base is also provided with a fixed support, the fixed support There is a through hole for fixing the connecting rod, the connecting rod passes through the through hole and is connected with the handle, the handle is shaken, the connecting rod drives the second clamping part and the movable bottom plate to move, when the clamping part is closed, the first clamping part and the The second clamping part is in contact, and a cavity for placing steel pipes is formed inside it. A support body is connected under the bottom plate. The support body includes a base. The side walls of the base are provided with telescopic outriggers at intervals. The middle sliding rod connected with the adjustment knob can be used to telescopically adjust the length of the outrigger by rotating the adjustment knob, and the lower end of the outrigger is provided with a outrigger foot.

Further, a connecting piece is provided on the side wall of the base, the outrigger is connected with the connecting piece, and the outrigger can rotate around the connecting piece.

Specifically, the first clamping part and the second clamping part are arc-shaped, the contact surface of the clamping part and the steel pipe is provided with a flexible material layer, and the flexible material layer is provided with anti-slip lines.

Further, the base plate is provided with an inclination measuring instrument and an automatic alarm device, the inclination measuring instrument is connected with the automatic alarm device, the inclination measuring instrument is used to measure the inclination angle of the base plate, and when the inclination angle of the base plate exceeds a preset value, the automatic alarm device receives To the signal to sound the alarm.

Further, a displacement sensor is provided at the lower part of the outrigger, and the displacement sensor is connected with an automatic alarm device. The displacement sensor is used to measure the displacement of the outrigger. When the displacement of the outrigger exceeds a certain threshold, the automatic alarm device receives a signal and sends out an alarm.

Preferably, a central threaded hole is provided at the axis of the bottom plate, and a threaded rod matching the central threaded hole is provided on the top of the support body.

Further, the outrigger foot is a triangular outrigger foot or a flat outrigger foot, and the flat outrigger foot includes a flat foot supporting base plate, a flat foot supporting gasket and a flat foot supporting fixing bolt, and the supporting leg is fixed by the flat foot supporting gasket and the flat foot supporting fixing bolt. Fastened to flat foot support base.

The beneficial effects of the utility model are: when in use, a plurality of drilling steel pipe clamping devices are placed in appropriate positions, and fixed by using suitable outriggers, the required steel pipes are placed on the steel pipe clamping devices, and the steel pipe clamping devices pass through Fix both ends or other parts of the steel pipe, and then connect the steel pipe with the drilling plumb device; the device has a simple structure, good fixing effect, and uses a flexible material layer contact surface to prevent damage to the steel pipe, and uses anti-slip lines to prevent The steel pipe falls off, saving human resources, improving work efficiency, and enhancing the firmness of fixing. The utility model is used for clamping steel pipes.

Description of drawings

Fig. 1 is the structural representation when clamping part is separated in the utility model embodiment 1;

Fig. 2 is a schematic diagram of the structure when the clamping part is tightly closed in Embodiment 1 of the utility model;

Fig. 3 is the top view of the utility model embodiment 1;

Fig. 4 is a schematic structural view of a triangular outrigger foot in Example 1 of the utility model;

Fig. 5 is the structural representation among the utility model embodiment 2;

Fig. 6 is a schematic view of the structure of the flat-leg support leg in Example 2 of the utility model;

Figure 7 is a front view of the upper part of the support body;

Figure 8 is a side view of the upper part of the support body;

Among them, 1 is a clamping part, 11 is a first clamping part, 12 is a second clamping part, 2 is a connecting rod, 3 is a bottom plate, 4 is a fixed support, 5 is a handle, 61 is a first leg, 71 is the first leg adjustment knob, 81 is the middle sliding rod of the first leg, 91 is the first triangular leg foot, 10 is the movable bottom plate, 62 is the second leg, 72 is the second leg adjustment knob, 82 is the The sliding rod in the middle of the second leg, 92 is the foot of the second triangular leg, 63 is the third leg, 73 is the adjustment knob of the third leg, 83 is the sliding rod in the middle of the third leg, and 93 is the pin of the third triangular leg, 111 is the first connecting piece, 112 is the second connecting piece, 113 is the third connecting piece, 13 is the base, 14 is the flat foot support base plate, 15 is the flat foot support fixing bolt, 16 is the flat foot support gasket, 17 18 is a triangular support leg, 19 is a triangular leg, 211 is the first flat leg leg, 212 is the second flat leg leg, 213 is the third flat leg leg, 20 is an inclination measuring instrument , 241 is the first displacement sensor, 242 is the second displacement sensor, 243 is the third displacement sensor, and 23 is an automatic alarm device.

detailed description

The technical scheme of the utility model is described in detail below in conjunction with the accompanying drawings and embodiments.

Example 1

The drilling steel pipe clamping device of the present utility model includes a clamping part 1 installed on a base plate 3, the base plate 3 includes a fixed base plate and a movable base plate 10, and the clamping part 1 includes a first clamping part 11 and a second clamping part 12 , the first clamping part 11 is fixed on the fixed base plate, the second clamping part 12 is provided with a connecting rod 2, the second clamping part 12 is fixed on the movable base plate 10, and the movable base plate 10 is also provided with a fixed support 4 , the fixed support 4 is provided with a through hole for fixing the connecting rod 2, the connecting rod 2 passes through the through hole and is connected with the handle 5, the handle 5 is shaken, the connecting rod 2 drives the second clamping part 12 and the movable bottom plate 10 to move, shake When the handle makes the clamping part 1 tightly closed, the first clamping part 11 is in contact with the second clamping part 12, and the fixed bottom plate at the bottom thereof is in contact with the movable bottom plate, and the first clamping part 11 and the second clamping part 12 are in contact. A cavity for clamping the steel pipe is formed inside, that is, the handle 5 is turned, and the first clamping part and the second clamping part are adjusted through the overall movement of the movable bottom plate, the second clamping part 12, the connecting rod 2 and the fixed support 4. The distance between the parts, so that the steel pipe is clamped. The bottom of the base plate 3 is connected with a support body, and the support body includes a base 13. In order to ensure balance, the base plate and the base 13 are coaxially arranged, and the side walls of the base 13 are evenly spaced with telescopic legs. The middle sliding rod connected with the adjustment knob can be used to telescopically adjust the length of the outrigger by rotating the adjustment knob, and the lower end of the outrigger is provided with a outrigger foot. The outriggers and outrigger feet can be fixed by means of welding, bonding, etc. In order to enhance the fixing force between the outrigger and the outrigger foot, the lower end of the outrigger is provided with a threaded hole, and the upper end of the outrigger foot is provided with a screw rod matching the threaded hole.

The length of the outrigger can be adjusted in various ways. For example, there are three rods, which are the upper rod, the lower rod and the middle sliding rod. The middle sliding rod is sleeved inside the lower rod. When the leg needs to be extended, it can be adjusted by rotation A knob pulls the middle sliding rod out of the lower rod, or other configurations would work as well.

The first clamping part 11 and the second clamping part 12 can be in contact to form a closed ring, and can also form an arc of three-quarters of the circumference of the steel pipe or other lengths, or other shapes, as long as the steel pipe can be clamped . The first clamping part 11 and the second clamping part 12 are preferably arc-shaped, and the contact surface between the clamping part and the steel pipe is provided with a flexible material layer, so as not to damage the steel pipe when clamping the steel pipe; the flexible material layer is provided with anti-slip lines, Prevents slippage when clamping steel pipes. The flexible material can be rubber, silica gel, etc.

Example 2

There can be any number of outriggers, but considering the effects of both stability and low cost, three are preferred. Therefore, this example uses three triangular outriggers as an example for illustration.

As shown in FIGS. 1-4 , the first leg 61 , the second leg 62 and the third leg 63 are respectively connected to the base 13 . The first leg 61 , the second leg 62 and the third leg 63 can rotate around the first connecting piece 111 , the second connecting piece 112 and the third connecting piece 112 respectively. The first connecting piece 111 , the second connecting piece 112 and the third connecting piece 113 are evenly distributed around the base 13 , and the structure of the upper part of the supporting body is shown in FIGS. 7-8 . The support body can be directly welded and bonded to the base 13. Considering that the parts are damaged, it is easy to repair and replace, and has good fixing force. A central threaded hole is provided at the axis of the bottom plate 3, and a central threaded hole is provided on the top of the support body. threaded rod to match the hole.

The middle sliding rod 81 of the first leg, the middle sliding rod 82 of the second supporting leg, and the middle sliding rod 83 of the third supporting leg are provided with the first leg adjusting knob 71 and the second supporting leg adjusting knob 72 respectively. , The third leg adjustment knob 73. Rotate the outrigger adjustment buttons to extend and retract the outriggers. A first displacement sensor 241 , a second displacement sensor 242 , and a third displacement sensor 243 are disposed on the lower part of the first leg 61 , the second leg 62 , and the third leg 63 , respectively. The bottom of the first leg 61 , the bottom of the second leg 62 and the bottom of the third leg 63 are connected to the first triangular leg 91 , the second triangular leg 92 and the third triangular leg 93 respectively.

The base plate 3 is equipped with an inclination measuring instrument 20 and an automatic alarm device 23, the inclination measuring instrument 20 is connected with the automatic alarm device 23, and the inclination measuring instrument 20 is used for measuring the inclination angle of the base plate. The alarm device 23 receives the signal and sends an alarm to remind the staff to adjust the device.

The bottom of the first leg 61, the bottom of the second leg 62, and the bottom of the third leg 63 are respectively equipped with a first displacement sensor 241, a second displacement sensor 242, a third displacement sensor 243, the first displacement sensor 241, the second displacement sensor Sensor 242, the 3rd displacement sensor 243 are connected with automatic alarm device 23 respectively, and displacement sensor is used for measuring the displacement of support leg, and when the displacement of support leg exceeds critical value, automatic alarm device is activated and sends out the alarm, reminds the staff to monitor the support leg. Make adjustments.

Example 3

As shown in Figure 5-6, it is a schematic diagram of the structure of the drilling steel pipe clamping device and the flat leg leg using the flat leg leg. Flat-panel supporting leg pin comprises flat-foot support base plate 14, flat-foot support gasket 16 and flat-foot support fixing bolt 15, by flat-foot support gasket 16 and flat-foot support fixing bolt 15, supporting leg is fixed on the flat-foot support bottom plate 14. The bottom of the first leg 61 , the bottom of the second leg 62 and the bottom of the third leg 63 are connected to the first flat leg 211 , the second flat leg 212 and the third flat leg 213 respectively.

The outriggers need to be selected according to the conditions of the drilling test site. If the drilling test site is mud, you can choose triangular outriggers 91, 92, 93 or flat outriggers 211, 212, 213. If the drilling test site is cement ground, you can choose Flat feet outrigger feet 211,212,213.

Claims (7)

1. Drilling steel pipe clamping device, it is characterized in that, comprises the clamping part (1) that is installed on the base plate (3), and base plate (3) comprises fixed base plate and movable base plate (10), and clamping part (1) comprises the first A clamping part (11) and a second clamping part (12), the first clamping part (11) is fixed on the fixed base plate, the second clamping part (12) is provided with a connecting rod (2), the second The clamping part (12) is fixed on the movable bottom plate (10), and the movable bottom plate (10) is also provided with a fixed support (4), and the fixed support (4) is provided with a through hole for fixing the connecting rod (2) , the connecting rod (2) is connected to the handle (5) through the through hole, and the handle (5) is shaken, and the connecting rod (2) drives the second clamping part (12) and the movable bottom plate (10) to move, and the clamping part (1 ) is tightly closed, the first clamping part (11) is in contact with the second clamping part (12), and a cavity for placing steel pipes is formed inside it, and a support body is connected under the bottom plate (3), and the support body includes a base ( 13), the side wall of the base (13) is evenly spaced with telescopic outriggers, the middle part of the outriggers is provided with a middle sliding rod connected with the adjustment knob, the length of the outriggers can be telescopically adjusted by rotating the adjustment knob, and the lower end of the outriggers is provided with There are outrigger feet. 2. The clamping device for drilling steel pipes according to claim 1, characterized in that a connecting piece is provided on the side wall of the base (13), and the legs are connected to the connecting piece, and the legs can rotate around the connecting piece. 3. The drilling steel pipe clamping device according to claim 1, characterized in that the first clamping part (11) and the second clamping part (12) are arc-shaped, and the contact surface between the clamping part and the steel pipe is set There is a flexible material layer, and anti-slip lines are arranged on the flexible material layer. 4. The clamping device for drilling steel pipes as claimed in claim 1, characterized in that, the bottom plate (3) is provided with an inclination measuring instrument (20) and an automatic alarm device (23), and the inclination measuring instrument (20) and the automatic alarm device (23) is connected, and inclinometer (20) is used for measuring the inclination angle of base plate, and when the inclination angle of base plate exceeds preset value, automatic alarm device (23) receives signal and sends out the alarm. 5. The clamping device for drilling steel pipes as claimed in claim 4, characterized in that, the lower part of the support leg is provided with a displacement sensor, the displacement sensor is connected to the automatic alarm device (23), and the displacement sensor is used to measure the displacement of the support leg. When the displacement of the leg exceeds a certain threshold, the automatic alarm device (23) receives a signal and sends an alarm. 6. The drilling steel pipe clamping device according to claim 1, characterized in that a central threaded hole is provided at the axis of the bottom plate (3), and a threaded rod matching the central threaded hole is provided on the top of the support body. 7. The clamping device for drilling steel pipes as claimed in claim 1, characterized in that the outriggers are triangular outriggers or flat outriggers, and the flat outriggers include a flat foot support base plate (14) and a flat foot support pad (16) And flat foot support fixed bolt (15), support leg is fixed on the flat foot support base plate (14) by flat foot support gasket (16) and flat foot support fixed bolt (15).